/* === Designprozess Design und Technik — Stylesheet === */

/* --- Base --- */
* { box-sizing: border-box; }
:root {
  --bg: #fafaf7;
  --surface: #ffffff;
  --text: #1c1c1a;
  --text-soft: #5c5c58;
  --text-mute: #8c8c87;
  --border: #e4e2d8;
  --border-soft: #f0eee5;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.04), 0 1px 3px rgba(0,0,0,.04);
  --shadow-md: 0 2px 6px rgba(0,0,0,.06), 0 4px 12px rgba(0,0,0,.05);
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --accent: #444;
  --accent-dark: #222;
  --tint: #eee;
  /* Systemschrift-Stapel: keine lokal installierte Hausschrift voraussetzen –
     ist z. B. Frutiger nur in einem Schnitt installiert, erscheint sonst der
     ganze Fliesstext fett. Alle Geräte rendern damit gleich. */
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
          "Helvetica Neue", Helvetica, Arial, sans-serif;
}
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
/* Titel nach ZKB-Muster: kräftig (700), grosszügig, enge Zeilenhöhe */
h1, h2, h3 { color: var(--text); }
h1 { font-size: 2.5rem;  font-weight: 700; line-height: 1.15; letter-spacing: -.01em; margin: 0 0 .75rem; }
h2 { font-size: 1.75rem; font-weight: 700; line-height: 1.2;  margin: 0 0 .6rem; }
h3 { font-size: 1.25rem; font-weight: 700; line-height: 1.3;  margin: 0 0 .4rem; }
p { margin: 0 0 .9rem; }
.lead { color: var(--text-soft); font-size: 1.125rem; line-height: 1.55; }

@media (max-width: 640px) {
  body { font-size: 16px; }
  h1 { font-size: 1.9rem; }
  h2 { font-size: 1.45rem; }
  h3 { font-size: 1.15rem; }
}

/* --- Header --- */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 30;
}
.site-header-inner {
  max-width: 1100px; margin: 0 auto; padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand { display: flex; align-items: baseline; gap: 10px; color: var(--text); font-weight: 600; }
.brand:hover { text-decoration: none; }
.brand-mark {
  background: var(--text); color: var(--surface);
  padding: 3px 8px; border-radius: var(--r-sm);
  font-size: 0.85rem; letter-spacing: .04em;
}
.brand-name { font-size: 1.1rem; }
.user-info { display: flex; align-items: center; gap: 12px; font-size: .92rem; color: var(--text-soft); }
.user-name { font-weight: 600; color: var(--text); }
.user-class { color: var(--text-mute); }
.btn-link { color: var(--text-soft); }

/* --- Layout --- */
main { padding: 28px 0 60px; min-height: calc(100vh - 130px); }
.container { max-width: 1100px; margin: 0 auto; padding: 8px 24px 48px; }
.site-footer {
  border-top: 1px solid var(--border);
  padding: 18px 24px; text-align: center;
  color: var(--text-mute); font-size: .85rem; background: var(--surface);
}

/* --- Phase nav --- */
.phase-nav {
  display: flex; gap: 4px; margin: 0 0 28px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 6px; flex-wrap: wrap;
  box-shadow: var(--shadow-sm);
}
.phase-nav-item, .phase-nav-doc {
  flex: 1 1 0; min-width: 110px;
  display: block; padding: 10px 12px; border-radius: var(--r-sm);
  color: var(--text-soft); position: relative; overflow: hidden;
  transition: background .15s, color .15s;
}
.phase-nav-item:hover, .phase-nav-doc:hover {
  background: var(--border-soft); text-decoration: none; color: var(--text);
}
.phase-nav-item.active, .phase-nav-doc.active {
  background: var(--accent); color: #fff;
}
.phase-nav-item.active .phase-nav-num,
.phase-nav-doc.active .phase-nav-num { color: #fff; }
.phase-nav-num {
  display: block; font-size: .75rem; font-weight: 700; letter-spacing: .04em;
  text-transform: uppercase; color: var(--accent);
}
.phase-nav-item.done .phase-nav-num::after { content: " ✓"; }
.phase-nav-label { display: block; font-size: .9rem; font-weight: 500; }
.phase-nav-progress {
  display: block; height: 3px; background: var(--border-soft);
  border-radius: 2px; margin-top: 5px; overflow: hidden;
}
.phase-nav-progress > span {
  display: block; height: 100%; background: var(--accent);
  transition: width .3s;
}
.phase-nav-doc { border-left: 1px dashed var(--border); padding-left: 16px; }

/* --- Phase colors --- */
.color-blue   { --accent: #185FA5; --accent-dark: #0C447C; --tint: #E6F1FB; }
.color-amber  { --accent: #BA7517; --accent-dark: #633806; --tint: #FAEEDA; }
.color-purple { --accent: #534AB7; --accent-dark: #3C3489; --tint: #EEEDFE; }
.color-coral  { --accent: #993C1D; --accent-dark: #712B13; --tint: #FAECE7; }
.color-teal   { --accent: #0F6E56; --accent-dark: #085041; --tint: #E1F5EE; }
.color-green  { --accent: #3B6D11; --accent-dark: #27500A; --tint: #EAF3DE; }

/* --- Buttons --- */
.btn {
  display: inline-block; padding: 10px 18px;
  border-radius: var(--r-md); font-weight: 500; font-size: .95rem;
  border: 1px solid transparent; cursor: pointer; transition: transform .1s, box-shadow .1s;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn:active { transform: translateY(0); }
.btn.primary { background: var(--accent, #1c1c1a); color: #fff; }
.btn.ghost { background: var(--surface); color: var(--text); border-color: var(--border); }

/* --- Login --- */
.login-container {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
  max-width: 900px; padding: 60px 24px;
}
.login-hero h1 { font-size: 2.4rem; margin-bottom: .6rem; }
.login-icons { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 24px; }
.login-icon { width: 56px; height: 56px; border-radius: 50%; background: var(--tint); display: grid; place-items: center; }
.login-icon img { width: 100%; height: 100%; }
.login-icon.color-blue { background: #E6F1FB; }
.login-icon.color-amber { background: #FAEEDA; }
.login-icon.color-purple { background: #EEEDFE; }
.login-icon.color-coral { background: #FAECE7; }
.login-icon.color-teal { background: #E1F5EE; }
.login-icon.color-green { background: #EAF3DE; }
.login-form {
  background: var(--surface); padding: 32px; border-radius: var(--r-lg);
  border: 1px solid var(--border); box-shadow: var(--shadow-md);
}
.login-form h2 { margin-bottom: .6rem; }
.login-form label { display: block; margin: 18px 0 0; font-weight: 500; color: var(--text); }
.login-form label > span { display: block; font-size: .9rem; margin-bottom: 4px; }
.login-form input[type="text"] {
  width: 100%; padding: 10px 12px; font: inherit;
  border: 1px solid var(--border); border-radius: var(--r-sm);
  background: var(--bg);
}
.login-form input[type="text"]:focus { outline: 2px solid #2D6FCB; border-color: transparent; }
.login-form button { margin-top: 22px; width: 100%; }
.login-form .btn.primary { background: #1c1c1a; }
.error-box { padding: 10px 14px; background: #FCEBEB; color: #791F1F; border-radius: var(--r-sm); margin-top: 14px; font-size: .9rem; }

@media (max-width: 740px) {
  .login-container { grid-template-columns: 1fr; gap: 24px; padding: 32px 20px; }
  .login-hero h1 { font-size: 1.8rem; }
}

/* --- Welcome / dashboard --- */
.welcome-block { margin-bottom: 24px; }
.phases-overview-title { margin: 30px 0 16px; font-size: 1.15rem; color: var(--text-soft); }
.phases-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px; margin-bottom: 32px;
}
.phase-card {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 18px; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--r-lg);
  color: var(--text); transition: transform .15s, box-shadow .15s, border-color .15s;
  position: relative; overflow: hidden;
}
.phase-card::before {
  content: ""; position: absolute; inset: 0 auto 0 0; width: 4px; background: var(--accent);
}
.phase-card:hover {
  transform: translateY(-2px); box-shadow: var(--shadow-md);
  border-color: var(--accent); text-decoration: none;
}
.phase-card-icon { width: 56px; height: 56px; flex-shrink: 0; }
.phase-card-icon img { width: 100%; height: 100%; display: block; }
.phase-card-text { flex: 1; min-width: 0; }
.phase-card-num { font-size: .75rem; color: var(--accent); font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.phase-card h3 { color: var(--accent-dark); font-size: 1rem; margin: 4px 0; }
.phase-card-sub { font-size: .85rem; color: var(--text-soft); margin-bottom: 10px; }
.phase-card-progress { height: 4px; background: var(--border-soft); border-radius: 2px; overflow: hidden; }
.phase-card-progress > span { display: block; height: 100%; background: var(--accent); transition: width .3s; }
.phase-card-progress-label { display: block; margin-top: 4px; color: var(--text-mute); font-size: .8rem; }

.cta-block { display: flex; gap: 12px; margin-top: 12px; flex-wrap: wrap; }

/* --- Phase view --- */
.phase-container { padding-bottom: 40px; }
.phase-header {
  display: flex; gap: 20px; align-items: center;
  background: var(--surface); padding: 24px 28px;
  border: 1px solid var(--border); border-radius: var(--r-lg);
  margin-bottom: 22px; border-left: 6px solid var(--accent);
}
.phase-header-icon { width: 78px; height: 78px; flex-shrink: 0; }
.phase-header-icon img { width: 100%; height: 100%; }
.phase-header-text { flex: 1; min-width: 0; }
.phase-header-num { font-size: .8rem; color: var(--accent); font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.phase-header h1 { color: var(--accent-dark); margin: 4px 0; font-size: 1.6rem; }
.phase-header-sub { color: var(--text-soft); margin: 0; }

.progress-ring {
  --pct: 0;
  width: 60px; height: 60px; border-radius: 50%;
  background: conic-gradient(var(--accent) calc(var(--pct) * 1%), var(--border-soft) 0);
  display: grid; place-items: center; position: relative;
}
.progress-ring::after {
  content: ""; position: absolute; inset: 6px; border-radius: 50%; background: var(--surface);
}
.progress-ring > span {
  position: relative; z-index: 1; font-size: .8rem; font-weight: 600; color: var(--accent-dark);
}

.phase-intro {
  background: var(--tint); padding: 16px 22px;
  border-radius: var(--r-md); margin-bottom: 28px; color: var(--accent-dark);
}
.phase-intro p { margin: 0; }

.phase-form { display: grid; gap: 24px; }
.question {
  background: var(--surface); padding: 20px 24px;
  border: 1px solid var(--border); border-radius: var(--r-lg);
  position: relative;
}
.question-label {
  display: block; font-weight: 600; font-size: 1.05rem;
  color: var(--accent-dark); margin-bottom: 4px;
}
.question-help { font-size: .9rem; color: var(--text-soft); margin-bottom: 12px; }
.question textarea {
  width: 100%; padding: 12px 14px; font: inherit; font-size: .95rem;
  border: 1px solid var(--border); border-radius: var(--r-sm);
  background: var(--bg); resize: vertical; min-height: 110px;
  transition: border-color .15s;
}
.question textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }

.save-indicator {
  position: absolute; top: 20px; right: 24px;
  font-size: .8rem; color: var(--text-mute);
}
.save-indicator.saving { color: var(--text-mute); }
.save-indicator.saved { color: #2c8a4a; }
.save-indicator.error { color: #b53636; }

/* --- Image upload --- */
.image-upload { }
.image-drop {
  display: flex; align-items: center; justify-content: center; gap: 14px;
  padding: 22px; border: 2px dashed var(--border);
  border-radius: var(--r-md); cursor: pointer;
  background: var(--bg); color: var(--text-soft);
  transition: background .15s, border-color .15s;
}
.image-drop:hover, .image-drop.dragover {
  background: var(--tint); border-color: var(--accent); color: var(--accent-dark);
}
.image-drop-icon { font-size: 1.8rem; }
.image-drop-text { font-size: .92rem; }
.image-drop-text small { color: var(--text-mute); font-size: .8rem; display: block; margin-top: 4px; }

.image-list {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px; margin-top: 14px;
}
.image-item {
  position: relative; border-radius: var(--r-md);
  overflow: hidden; background: var(--surface); border: 1px solid var(--border);
  aspect-ratio: 1; display: flex; flex-direction: column;
}
.image-item img { flex: 1; width: 100%; height: 100%; object-fit: cover; min-height: 0; }
.image-delete {
  position: absolute; top: 6px; right: 6px;
  width: 28px; height: 28px; border-radius: 50%;
  background: rgba(0,0,0,.65); color: #fff; border: none; cursor: pointer;
  font-size: 16px; line-height: 1; display: grid; place-items: center;
  transition: background .15s;
}
.image-delete:hover { background: rgba(0,0,0,.85); }
.image-name {
  font-size: .7rem; color: var(--text-mute); padding: 4px 6px;
  background: var(--surface); white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  border-top: 1px solid var(--border-soft);
}

/* --- Phase pager --- */
.phase-pager {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 30px; padding: 16px 0; gap: 12px; flex-wrap: wrap;
}
.phase-pager-meta {
  font-size: .85rem; color: var(--text-soft);
  display: flex; align-items: center; gap: 10px;
}
.competence-badge {
  background: var(--tint); color: var(--accent-dark);
  padding: 4px 10px; border-radius: 12px; font-size: .82rem;
}

/* --- Work steps (Phase 3 Arbeitsablaufplan) --- */
.worksteps { display: flex; flex-direction: column; gap: 6px; margin-top: 4px; }
.workstep {
  display: grid; grid-template-columns: 24px 32px 1fr auto 32px;
  align-items: center; gap: 10px;
  padding: 10px 12px; background: var(--bg);
  border: 1px solid var(--border); border-radius: var(--r-sm);
  transition: background .15s, box-shadow .15s, transform .1s;
}
.workstep:hover { background: var(--surface); box-shadow: var(--shadow-sm); }
.workstep.dragging { opacity: .55; transform: scale(.99); }
.workstep-drag {
  cursor: grab; color: var(--text-mute); user-select: none;
  font-size: 1.1rem; line-height: 1; text-align: center;
}
.workstep-drag:active { cursor: grabbing; }
.workstep-num {
  font-weight: 600; color: var(--accent); font-size: .95rem;
  font-variant-numeric: tabular-nums; text-align: right;
}
.workstep-title {
  border: none; background: transparent; font: inherit; font-size: .95rem;
  color: var(--text); padding: 4px 6px; border-bottom: 1px solid transparent;
  transition: border-color .15s, background .15s;
  width: 100%;
}
.workstep-title:focus {
  outline: none; border-bottom-color: var(--accent);
  background: rgba(255,255,255,.5);
}
.workstep-minutes {
  display: flex; align-items: center; gap: 6px;
  font-size: .85rem; color: var(--text-soft); white-space: nowrap;
}
.workstep-minutes input {
  width: 56px; padding: 4px 6px; font: inherit; font-size: .9rem;
  text-align: right; border: 1px solid var(--border); border-radius: 4px;
  background: var(--surface); font-variant-numeric: tabular-nums;
}
.workstep-minutes input:focus { outline: 2px solid var(--accent); border-color: transparent; }
.workstep-delete {
  width: 28px; height: 28px; border-radius: 50%;
  background: transparent; color: var(--text-mute);
  border: none; cursor: pointer; font-size: 1.3rem; line-height: 1;
  display: grid; place-items: center;
  transition: background .15s, color .15s;
}
.workstep-delete:hover { background: #FCEBEB; color: #791F1F; }

.workstep-controls {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 14px; gap: 12px; flex-wrap: wrap;
}
.workstep-add { padding: 8px 14px; font-size: .9rem; }
.workstep-total {
  font-size: .9rem; color: var(--text-soft);
  background: var(--tint); padding: 6px 14px; border-radius: 12px;
}
.workstep-total strong { color: var(--accent-dark); font-variant-numeric: tabular-nums; }

@media (max-width: 600px) {
  .workstep {
    grid-template-columns: 24px 28px 1fr 28px;
    grid-template-areas: "drag num title del" "drag . min .";
    row-gap: 6px;
  }
  .workstep-drag { grid-area: drag; align-self: center; }
  .workstep-num { grid-area: num; }
  .workstep-title { grid-area: title; }
  .workstep-minutes { grid-area: min; justify-self: start; }
  .workstep-delete { grid-area: del; }
}

/* --- Per-step documentation (Phase 4 worksteps_doc) --- */
.worksteps-doc { display: flex; flex-direction: column; gap: 16px; margin-top: 6px; }
.worksteps-doc-empty {
  background: var(--tint); padding: 16px 20px; border-radius: var(--r-md);
  color: var(--accent-dark); border-left: 4px solid var(--accent);
}
.worksteps-doc-empty a { color: var(--accent-dark); font-weight: 500; }
.step-doc {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 14px 18px;
  border-left: 4px solid var(--accent);
}
.step-doc-header {
  display: flex; align-items: baseline; gap: 12px;
  margin-bottom: 12px; padding-bottom: 8px;
  border-bottom: 1px solid var(--border-soft);
  flex-wrap: wrap;
}
.step-doc-num { font-weight: 600; color: var(--accent); font-size: .95rem; }
.step-doc-title { flex: 1; margin: 0; font-size: 1.05rem; color: var(--accent-dark); }
.step-doc-minutes {
  font-size: .82rem; color: var(--text-mute);
  background: var(--surface); padding: 2px 10px; border-radius: 10px;
}
.step-doc-body { display: flex; flex-direction: column; gap: 10px; position: relative; }
.step-doc-sub { font-size: .85rem; color: var(--text-soft); }
.step-doc textarea {
  width: 100%; padding: 10px 12px; font: inherit; font-size: .92rem;
  border: 1px solid var(--border); border-radius: var(--r-sm);
  background: var(--surface); resize: vertical; min-height: 70px;
}
.step-doc textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }
.step-doc-images .image-drop-compact {
  padding: 12px; flex-direction: row; gap: 10px;
  font-size: .85rem;
}
.step-doc-images .image-list {
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
}
.step-doc-images .image-item { aspect-ratio: 1; }

/* --- PowerPoint download card (Phase 6) --- */
.pptx-download-card {
  display: flex; gap: 18px; align-items: center;
  padding: 18px 22px; background: var(--tint);
  border-radius: var(--r-md); border: 1px solid var(--accent);
  flex-wrap: wrap;
}
.pptx-download-icon { font-size: 2.4rem; line-height: 1; }
.pptx-download-text { flex: 1; min-width: 220px; }
.pptx-download-text strong { display: block; color: var(--accent-dark); margin-bottom: 4px; font-size: 1.02rem; }
.pptx-download-text p { font-size: .9rem; color: var(--text-soft); margin: 0; }
.pptx-download-btn { white-space: nowrap; }

/* --- Dokumentation --- */
.doc-container { max-width: 880px; }
.doc-header { margin-bottom: 36px; padding-bottom: 18px; border-bottom: 2px solid var(--text); }
.doc-meta { color: var(--text-soft); margin-bottom: 16px; }
.doc-actions { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.doc-actions .btn.primary { background: #1c1c1a; }
.doc-tip { font-size: .85rem; color: var(--text-mute); margin-top: 8px; }
.doc-phase {
  margin-bottom: 44px; padding-bottom: 30px;
  border-bottom: 1px solid var(--border);
  page-break-inside: avoid;
}
.doc-phase:last-of-type { border-bottom: none; }
.doc-phase-header {
  display: flex; gap: 18px; align-items: center;
  background: var(--tint); padding: 16px 20px; border-radius: var(--r-md);
  border-left: 6px solid var(--accent); margin-bottom: 22px;
}
.doc-phase-icon { width: 56px; height: 56px; }
.doc-phase-num { font-size: .8rem; color: var(--accent); font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.doc-phase h2 { color: var(--accent-dark); margin: 2px 0; font-size: 1.3rem; }
.doc-phase-sub { color: var(--text-soft); font-size: .9rem; margin: 0; }
.doc-block { margin: 22px 0; }
.doc-block h3 { color: var(--accent-dark); font-size: 1rem; margin-bottom: 8px; }
.doc-text { white-space: pre-wrap; line-height: 1.7; }
.doc-gallery {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}
.doc-gallery figure { margin: 0; }
.doc-gallery img {
  width: 100%; height: 200px; object-fit: cover;
  border-radius: var(--r-sm); border: 1px solid var(--border);
}
.doc-competence {
  margin-top: 18px; font-style: italic; color: var(--text-soft); font-size: .92rem;
  padding-left: 16px; border-left: 3px solid var(--accent);
}
.doc-empty-note { color: var(--text-mute); }
.doc-footer { text-align: center; color: var(--text-mute); font-size: .85rem; margin-top: 30px; }

/* Work-step list inside documentation */
.doc-steps { width: 100%; border-collapse: collapse; margin: 8px 0 4px; }
.doc-steps th, .doc-steps td {
  padding: 8px 12px; text-align: left; border-bottom: 1px solid var(--border-soft);
  font-size: .92rem;
}
.doc-steps thead th { background: var(--tint); color: var(--accent-dark); font-weight: 600; }
.doc-steps tfoot td { border-top: 2px solid var(--accent); border-bottom: none; padding-top: 10px; }
.doc-steps .num-col { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }

/* Per-step documentation blocks */
.doc-step {
  padding: 12px 16px; margin: 12px 0;
  background: var(--tint); border-radius: var(--r-sm);
  border-left: 3px solid var(--accent);
  page-break-inside: avoid;
}
.doc-step-head {
  display: flex; align-items: baseline; gap: 12px;
  margin-bottom: 8px; flex-wrap: wrap;
}
.doc-step-head strong { color: var(--accent-dark); font-size: .98rem; }
.doc-step-minutes { font-size: .8rem; color: var(--text-mute); }
.doc-gallery-step {
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 8px; margin-top: 8px;
}
.doc-gallery-step img { height: 150px; }

/* --- Admin --- */
.admin-table { width: 100%; border-collapse: collapse; margin: 20px 0; background: var(--surface); border-radius: var(--r-md); overflow: hidden; box-shadow: var(--shadow-sm); }
.admin-table th, .admin-table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); font-size: .9rem; vertical-align: middle; }
.admin-table th { background: var(--border-soft); font-weight: 600; }
.admin-phase-col { text-align: center; width: 70px; }
.admin-phase-cell { text-align: center; }
.admin-phase-cell.color-blue   { background: rgba(55,138,221,.06); }
.admin-phase-cell.color-amber  { background: rgba(239,159,39,.06); }
.admin-phase-cell.color-purple { background: rgba(127,119,221,.06); }
.admin-phase-cell.color-coral  { background: rgba(216,90,48,.06); }
.admin-phase-cell.color-teal   { background: rgba(29,158,117,.06); }
.admin-phase-cell.color-green  { background: rgba(99,153,34,.06); }
.mini-progress { height: 5px; background: var(--border-soft); border-radius: 3px; overflow: hidden; margin-bottom: 2px; }
.mini-progress > span { display: block; height: 100%; background: var(--accent); }
.admin-info { background: var(--surface); padding: 20px; border-radius: var(--r-md); border: 1px solid var(--border); margin-top: 24px; }
.admin-info code { background: var(--border-soft); padding: 2px 6px; border-radius: 3px; font-size: .85em; }

/* --- Print styles --- */
@media print {
  .site-header, .site-footer, .phase-nav, .doc-actions, .doc-tip { display: none !important; }
  body { background: white; }
  .container { max-width: 100%; padding: 0; }
  main { padding: 0; }
  .doc-phase { page-break-inside: avoid; }
  .doc-phase-header { background: white; border-left-width: 4px; }
  .doc-gallery img { height: auto; max-height: 300px; }
}

/* ===== V3 additions: teacher dashboard, classes, students, admin ===== */

/* --- Teacher nav bar --- */
.teacher-nav {
  display: flex; gap: 4px; margin: 0 0 22px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 6px; box-shadow: var(--shadow-sm);
}
.teacher-nav-tab {
  flex: 0 1 auto; padding: 8px 18px; border-radius: var(--r-sm);
  color: var(--text-soft); font-size: .92rem; font-weight: 500;
  transition: background .15s, color .15s;
}
.teacher-nav-tab:hover { background: var(--border-soft); color: var(--text); text-decoration: none; }
.teacher-nav-tab.active { background: #1c1c1a; color: #fff; }

/* --- Breadcrumb --- */
.breadcrumb {
  font-size: .9rem; color: var(--text-mute); margin: 0 0 8px;
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
}
.breadcrumb a { color: var(--text-soft); }
.breadcrumb a:hover { color: var(--text); }

/* --- User info chips (top right) --- */
.user-role {
  font-size: .72rem; font-weight: 600;
  background: var(--border-soft); color: var(--text-soft);
  padding: 2px 8px; border-radius: 10px; letter-spacing: .03em;
  text-transform: uppercase;
}
.user-role.role-superadmin { background: #FCEBEB; color: #8B1F1F; }
.user-role.role-teacher    { background: #E1F5EE; color: #075440; }

/* --- Section heads, flash messages --- */
.section-head { display: flex; justify-content: space-between; align-items: baseline; margin: 40px 0 18px; gap: 12px; flex-wrap: wrap; }
.section-head h2 { margin: 0; }
.muted { color: var(--text-mute); font-weight: 400; }
.empty-state {
  background: var(--surface); border: 1px dashed var(--border);
  padding: 22px; border-radius: var(--r-md); text-align: center;
  color: var(--text-soft);
}
.flash {
  padding: 10px 16px; border-radius: var(--r-sm); margin: 0 0 16px;
  font-size: .92rem;
}
.flash.success { background: #E5F4EB; color: #15623E; border-left: 3px solid #2D9A60; }
.flash.error   { background: #FCEBEB; color: #791F1F; border-left: 3px solid #B5403E; }

/* --- "+ New ..." disclosure form pattern --- */
.create-class {
  display: inline-block; margin: 8px 0 18px;
}
.create-class > summary {
  list-style: none; cursor: pointer; display: inline-block;
}
.create-class > summary::-webkit-details-marker { display: none; }
.create-class[open] > summary { display: none; }
.inline-form {
  background: var(--surface); padding: 18px 22px; border-radius: var(--r-md);
  border: 1px solid var(--border); margin-top: 8px;
  display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end;
  box-shadow: var(--shadow-sm);
}
.inline-form label { flex: 1 1 220px; min-width: 0; }
.inline-form label > span { display: block; font-size: .82rem; color: var(--text-soft); margin-bottom: 4px; }
.inline-form input[type="text"],
.inline-form input[type="email"],
.inline-form input[type="password"] {
  width: 100%; padding: 8px 12px; font: inherit; font-size: .93rem;
  border: 1px solid var(--border); border-radius: var(--r-sm);
  background: var(--bg);
}
.inline-form input:focus { outline: 2px solid #2D6FCB; border-color: transparent; }
.inline-form .btn { flex: 0 0 auto; }

/* --- Class grid --- */
.classes-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px; margin-top: 8px;
}
.class-card {
  background: var(--surface); border: 1px solid var(--border);
  padding: 16px 18px; border-radius: var(--r-md); color: var(--text);
  transition: border-color .15s, box-shadow .15s, transform .1s;
  display: flex; flex-direction: column; gap: 6px;
}
.class-card:hover {
  border-color: #1c1c1a; box-shadow: var(--shadow-md);
  text-decoration: none; transform: translateY(-1px);
}
.class-card-name { font-size: 1.2rem; font-weight: 600; color: var(--text); }
.class-card-desc { font-size: .88rem; color: var(--text-soft); }
.class-card-teacher { font-size: .8rem; color: var(--text-mute); }
.class-card-meta { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.meta-pill {
  font-size: .78rem; padding: 3px 9px; border-radius: 10px;
  background: var(--border-soft); color: var(--text);
}
.meta-pill strong { font-weight: 600; }
.meta-pill.muted { color: var(--text-mute); }

/* --- Class detail header --- */
.class-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 18px; margin-bottom: 18px; flex-wrap: wrap;
}
.class-header h1 { margin: 0 0 4px; }
.class-header-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.dropdown { position: relative; display: inline-block; }
.dropdown > summary { list-style: none; cursor: pointer; }
.dropdown > summary::-webkit-details-marker { display: none; }
.dropdown-form {
  position: absolute; right: 0; top: 100%; margin-top: 6px;
  z-index: 20; min-width: 240px; max-width: 90vw;
}
.btn.danger {
  background: transparent; color: #B5403E; border: 1px solid #E5BFBE;
}
.btn.danger:hover { background: #FCEBEB; }

/* --- Students table --- */
.students-table-wrap {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md); overflow: auto; box-shadow: var(--shadow-sm);
  margin-top: 8px;
}
.students-table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.students-table th, .students-table td {
  padding: 13px 16px; text-align: left; border-bottom: 1px solid var(--border-soft); vertical-align: middle;
}
.students-table th {
  background: var(--border-soft); font-weight: 600; font-size: .82rem;
  text-transform: uppercase; letter-spacing: .03em; color: var(--text-soft);
}
.students-table tbody tr.student-row:hover { background: rgba(0,0,0,.015); }
.students-table td.num { text-align: right; white-space: nowrap; }
.students-table td.num small { font-variant-numeric: tabular-nums; color: var(--text-soft); }
.students-table .actions-col { white-space: nowrap; text-align: right; }
.students-table .actions-col .btn-link { margin-left: 12px; margin-right: 0; }
.students-table .actions-col .btn-link.danger { color: #B5403E; }
.students-table .mini-progress { min-width: 90px; }
.inline-delete { display: inline; }
.inline-delete button { background: transparent; border: none; padding: 0; font: inherit; cursor: pointer; }

.student-url {
  display: flex; gap: 6px; align-items: center;
}
.url-field {
  flex: 1; min-width: 200px; max-width: 340px;
  padding: 4px 8px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .78rem; background: var(--bg);
  border: 1px solid var(--border); border-radius: 4px;
}
.copy-url { white-space: nowrap; cursor: pointer; }
.copy-url.copied { color: #2D9A60; }

/* --- Recent uploads grid --- */
.recent-uploads {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px; margin-top: 8px;
}
.upload-tile {
  margin: 0; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--r-md);
  overflow: hidden; display: flex; flex-direction: column;
}
.upload-tile img {
  width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block;
  background: var(--border-soft);
}
.upload-tile figcaption {
  padding: 8px 12px; font-size: .8rem; line-height: 1.4;
  display: flex; flex-direction: column; gap: 2px;
}
.upload-tile figcaption strong { font-size: .88rem; color: var(--text); }
.upload-tile figcaption span { color: var(--text-soft); }
.upload-tile figcaption time { color: var(--text-mute); font-size: .75rem; }

/* --- Stats cards --- */
.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px; margin: 14px 0 26px;
}
.stat-card {
  background: var(--surface); border: 1px solid var(--border);
  padding: 18px 22px; border-radius: var(--r-md);
  display: flex; flex-direction: column; gap: 4px;
}
.stat-num { font-size: 2rem; font-weight: 600; color: var(--text); font-variant-numeric: tabular-nums; }
.stat-label { font-size: .85rem; color: var(--text-soft); }
a.stat-card-link { text-decoration: none; color: inherit; transition: border-color .15s, box-shadow .15s; }
a.stat-card-link:hover { border-color: var(--text-mute); box-shadow: var(--shadow-sm); text-decoration: none; }
a.stat-card-link .stat-num { font-size: 1.5rem; }

/* --- Role pill in admin table --- */
.role-pill {
  display: inline-block; padding: 3px 10px; border-radius: 10px;
  font-size: .72rem; font-weight: 600; letter-spacing: .03em;
  text-transform: uppercase;
}
.role-pill.role-superadmin { background: #FCEBEB; color: #8B1F1F; }
.role-pill.role-teacher    { background: #E1F5EE; color: #075440; }

/* --- Account page --- */
.container.narrow { max-width: 700px; }
.account-section {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 22px; margin-bottom: 22px;
}
.account-section h2 { margin-top: 0; }
.account-section .inline-form { background: transparent; border: none; box-shadow: none; padding: 0; }

/* --- Login: extra hint + form tweaks --- */
.login-hint { font-size: .8rem; color: var(--text-mute); margin-top: 16px; line-height: 1.5; }

/* --- Mobile fixes --- */
@media (max-width: 740px) {
  .class-header { flex-direction: column; gap: 12px; }
  .class-header-actions { width: 100%; }
  .students-table th, .students-table td { padding: 8px 10px; font-size: .85rem; }
  .url-field { min-width: 140px; max-width: 200px; }
  .teacher-nav { overflow-x: auto; }
  .teacher-nav-tab { white-space: nowrap; }
}

/* ===== Mobile-specific header overflow fix ===== */
@media (max-width: 560px) {
  .site-header-inner { padding: 10px 14px; gap: 8px; flex-wrap: wrap; }
  .brand-name { font-size: 1rem; }
  .user-info { gap: 8px; font-size: .85rem; flex-wrap: nowrap; }
  .user-name { max-width: 8em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .user-role { display: none; }       /* hide role pill on phones */
  .user-class { display: none; }      /* hide secondary chip */
  .container { padding: 0 14px; }
  .breadcrumb { font-size: .82rem; }
  /* compress tables/cards a bit more */
  .stat-card { padding: 12px 14px; }
  .stat-num { font-size: 1.5rem; }
  .class-card { padding: 12px 14px; }
  .inline-form { padding: 14px; }
}

/* Reset link callout in admin.php */
.reset-link-box {
  background: #FFF8E1; border: 1px solid #F5D78A;
  padding: 16px 20px; border-radius: var(--r-md); margin: 0 0 22px;
}
.reset-link-box h3 { margin: 0 0 4px; color: #6E4E0E; font-size: 1rem; }
.reset-link-box p { margin: 0 0 10px; }
.reset-link-box .url-field { font-size: .82rem; }

/* ===== Phase 4: compact step list (Übersicht) ===== */
.worksteps-doc-summary {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  margin-bottom: 14px; font-size: .92rem; color: var(--text-soft);
}
.worksteps-doc-summary strong { color: var(--text); font-weight: 600; }
.worksteps-doc-bar {
  flex: 1; min-width: 120px; max-width: 320px;
  height: 6px; background: var(--border-soft); border-radius: 3px; overflow: hidden;
}
.worksteps-doc-bar span {
  display: block; height: 100%; background: var(--accent); transition: width .25s;
}

ol.step-list {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 4px;
}
.step-list-item {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--r-sm); transition: border-color .15s, background .15s;
}
.step-list-item.filled { border-left: 3px solid var(--accent); }
.step-list-item.empty { border-left: 3px solid var(--border); }
.step-list-item:hover { background: var(--surface); border-color: var(--accent); }

.step-list-link {
  display: grid;
  grid-template-columns: 28px 44px 1fr auto;
  align-items: center; gap: 14px;
  padding: 8px 14px 8px 10px;
  color: var(--text); text-decoration: none;
  min-height: 56px;
}
.step-list-link:hover { text-decoration: none; }
.step-list-num {
  font-weight: 600; color: var(--accent); font-variant-numeric: tabular-nums;
  text-align: right; font-size: .95rem;
}
.step-list-thumb {
  width: 44px; height: 44px; border-radius: 4px;
  background-size: cover; background-position: center;
  background-color: var(--border-soft);
  flex-shrink: 0;
}
.step-list-thumb.empty {
  background-image: linear-gradient(135deg, transparent 48%, var(--border) 48%, var(--border) 52%, transparent 52%);
}
.step-list-title {
  font-weight: 500; font-size: .95rem; color: var(--text);
  min-width: 0; display: flex; flex-direction: column; gap: 2px;
}
.step-list-date { font-weight: 400; font-size: .72rem; color: var(--text-mute); }
.step-list-item.empty .step-list-title { color: var(--text-soft); font-style: italic; }
.step-list-meta {
  display: flex; align-items: center; gap: 10px; flex-shrink: 0;
  font-size: .82rem; color: var(--text-mute);
}
.step-list-minutes { font-variant-numeric: tabular-nums; }
.step-list-imgs { background: var(--tint); color: var(--accent-dark); padding: 2px 8px; border-radius: 10px; }
.step-list-status {
  display: inline-grid; place-items: center;
  width: 24px; height: 24px; border-radius: 50%;
  font-size: .9rem; font-weight: 600;
}
.step-list-item.filled .step-list-status {
  background: var(--accent); color: white;
}
.step-list-item.empty .step-list-status {
  background: transparent; color: var(--text-mute); border: 1px solid var(--border);
}
.step-list-hint {
  font-size: .82rem; color: var(--text-mute); margin: 10px 4px 0; font-style: italic;
}

@media (max-width: 560px) {
  .step-list-link { grid-template-columns: 24px 36px 1fr auto; gap: 8px; padding: 8px; }
  .step-list-thumb { width: 36px; height: 36px; }
  .step-list-title { font-size: .9rem; }
  .step-list-meta { gap: 6px; font-size: .76rem; }
  .step-list-imgs { padding: 1px 6px; }
}

/* ===== Phase 4: focused single-step detail page ===== */
.step-detail-breadcrumb {
  display: flex; justify-content: space-between; align-items: center;
  margin: 0 0 18px; gap: 12px; flex-wrap: wrap;
}
.step-detail-breadcrumb a { color: var(--accent-dark); font-size: .92rem; }
.step-detail-counter {
  font-size: .82rem; color: var(--text-mute);
  background: var(--surface); padding: 4px 12px; border-radius: 12px;
  border: 1px solid var(--border);
}
.step-detail-header {
  background: var(--tint); padding: 22px 28px; border-radius: var(--r-md);
  border-left: 5px solid var(--accent); margin-bottom: 22px;
}
.step-detail-header h1 { margin: 6px 0 0; color: var(--accent-dark); font-size: 1.6rem; }
.step-detail-meta {
  display: flex; gap: 14px; align-items: center; flex-wrap: wrap;
  font-size: .85rem; color: var(--text-soft);
}
.step-detail-num {
  font-weight: 700; color: var(--accent); letter-spacing: .03em;
  text-transform: uppercase; font-size: .78rem;
}
.step-detail-minutes {
  background: white; padding: 2px 12px; border-radius: 10px;
  color: var(--text); font-variant-numeric: tabular-nums;
}
.step-detail-body { margin: 0 0 24px; }
.step-detail-body .question { background: var(--surface); margin-bottom: 18px; }

@media (max-width: 560px) {
  .step-detail-header { padding: 16px 18px; }
  .step-detail-header h1 { font-size: 1.3rem; }
}

/* ===== Resume card (above the phase grid) ===== */
.resume-card {
  display: flex; align-items: center; gap: 18px;
  padding: 18px 24px; margin: 0 0 22px;
  background: var(--tint, #FFF4E6);
  border: 1px solid var(--accent, #D88B2D);
  border-left: 5px solid var(--accent, #D88B2D);
  border-radius: var(--r-md);
  color: var(--text);
  transition: transform .1s, box-shadow .15s;
}
.resume-card:hover {
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.resume-icon { flex-shrink: 0; width: 64px; height: 64px; }
.resume-icon img { width: 100%; height: 100%; }
.resume-body { flex: 1; min-width: 0; }
.resume-eyebrow {
  font-size: .78rem; font-weight: 600; letter-spacing: .04em;
  text-transform: uppercase; color: var(--accent-dark, #6E4E0E);
  margin-bottom: 4px;
}
.resume-title {
  font-size: 1.15rem; font-weight: 600; color: var(--text);
  line-height: 1.3;
}
.resume-cta {
  flex-shrink: 0; padding: 8px 18px; background: var(--accent, #D88B2D);
  color: white; border-radius: var(--r-sm); font-weight: 500;
  white-space: nowrap;
}
.resume-card-empty {
  background: var(--surface);
  border-color: var(--border);
  border-left-color: #185FA5;
}
.resume-card-empty .resume-cta { background: #185FA5; }
.resume-card-empty .resume-eyebrow { color: #0C447C; }
@media (max-width: 560px) {
  .resume-card { flex-wrap: wrap; padding: 14px 16px; gap: 12px; }
  .resume-icon { width: 48px; height: 48px; }
  .resume-title { font-size: 1rem; }
  .resume-cta { width: 100%; text-align: center; }
}

/* ===== Project switcher / cards on student dashboard ===== */
.projects-section { margin: 0 0 22px; }
.projects-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px; margin-bottom: 12px;
}
.project-card {
  background: var(--surface); border: 1px solid var(--border);
  padding: 14px 18px; border-radius: var(--r-md); color: var(--text);
  transition: border-color .15s, box-shadow .15s, transform .1s;
  display: flex; flex-direction: column; gap: 4px;
}
.project-card:hover {
  border-color: #1c1c1a; box-shadow: var(--shadow-md);
  text-decoration: none; transform: translateY(-1px);
}
.project-card.current {
  border-color: #185FA5; border-left: 4px solid #185FA5;
  background: #F4F8FE;
}
.project-card-name { font-size: 1rem; font-weight: 600; color: var(--text); }
.project-card-desc { font-size: .85rem; color: var(--text-soft); }
.project-card-meta {
  display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px;
}
.project-card-meta .meta-pill.primary { background: #185FA5; color: white; }

.project-create-card {
  background: var(--surface); border: 1.5px dashed var(--border);
  border-radius: var(--r-md);
}
.project-create-card > summary {
  list-style: none; cursor: pointer; display: flex;
  align-items: center; justify-content: center; gap: 10px;
  padding: 14px 18px; height: 100%;
  font-weight: 500; color: var(--text-soft);
  text-align: center;
}
.project-create-card > summary::-webkit-details-marker { display: none; }
.project-create-card > summary:hover { background: var(--tint, var(--border-soft)); color: var(--text); }
.project-create-plus {
  display: inline-grid; place-items: center;
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--text); color: var(--surface); font-size: 1.1rem;
}
.project-create-card[open] {
  grid-column: 1 / -1;
  border-style: solid;
  background: var(--surface);
}
.project-create-card[open] > summary { display: none; }
.project-create-card .inline-form { margin: 0; border: none; box-shadow: none; }

.manage-current-project {
  margin-top: 8px; font-size: .88rem;
}
.manage-current-project > summary {
  cursor: pointer; color: var(--text-mute); padding: 6px 0;
  list-style: revert;
}
.manage-current-project > summary:hover { color: var(--text); }
.manage-project-body {
  margin-top: 10px; padding: 16px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md);
  display: flex; flex-direction: column; gap: 14px;
}

/* Doc subtitle (project name) */
.doc-subtitle {
  font-size: 1.1rem; color: var(--text-soft); margin: 4px 0 0;
}

/* ===== Image upload: two-stage (pick → preview + save → upload) ===== */
/* Pending state: user has selected a file but not yet saved it */
.image-item.pending,
.image-item.saving,
.image-item.error {
  aspect-ratio: auto;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.image-item.pending { border: 2px dashed #BA7517; background: #FFF9EC; }
.image-item.saving { border: 2px solid #2D6FCB;  background: #E8F1FB; }
.image-item.error  { border: 2px solid #B5403E;  background: #FCEBEB; }

.image-thumb-wrap {
  width: 100%; aspect-ratio: 1;
  background: var(--border-soft);
  border-radius: 6px; overflow: hidden;
  display: grid; place-items: center;
}
.image-thumb-wrap img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}
.image-thumb-placeholder {
  font-size: 2rem; color: var(--text-mute);
}

.image-pending-info {
  display: flex; flex-direction: column; gap: 2px;
  min-width: 0;
}
.image-pending-name {
  font-size: .82rem; font-weight: 500; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.image-pending-size {
  font-size: .72rem; color: var(--text-mute);
}

.image-pending-actions {
  display: flex; flex-direction: column; gap: 6px;
}
.image-save-btn {
  width: 100%; padding: 10px 12px;
  font-size: .92rem; font-weight: 600;
}
.image-save-btn:disabled {
  opacity: .65; cursor: progress;
}
.image-discard-btn {
  text-align: center; font-size: .78rem;
  background: transparent; border: none; color: var(--text-mute);
  cursor: pointer; padding: 4px;
}
.image-discard-btn:hover { color: #B5403E; }
.image-discard-btn:disabled { opacity: .4; cursor: not-allowed; }

.image-pending-status {
  font-size: .78rem; text-align: center;
  padding: 4px 8px; border-radius: 4px;
  font-weight: 500;
}
.image-item.pending .image-pending-status { background: #FFF3D6; color: #8B5A0F; }
.image-item.saving  .image-pending-status { background: #D9E8F8; color: #1F4F8F; }
.image-item.error   .image-pending-status { background: #F5D2D1; color: #791F1F; }

/* Strong, unmissable visual confirmation that the image was saved */
.image-item.just-saved {
  animation: just-saved-flash 1.5s ease-out;
  position: relative;
}
@keyframes just-saved-flash {
  0%   { box-shadow: 0 0 0 4px #2D9A60, 0 0 30px rgba(45, 154, 96, .6); }
  100% { box-shadow: 0 0 0 0 transparent, 0 0 0 transparent; }
}
.image-saved-badge {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  background: rgba(45, 154, 96, .95); color: white;
  padding: 10px 20px; border-radius: 999px;
  font-size: 1rem; font-weight: 700;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(0,0,0,.35), 0 0 0 2px white;
  animation: badge-pop .4s ease-out;
  z-index: 5;
  letter-spacing: .02em;
}
@keyframes badge-pop {
  0%   { opacity: 0; transform: translate(-50%, -50%) scale(.5); }
  60%  { opacity: 1; transform: translate(-50%, -50%) scale(1.1); }
  100% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}

/* ===== Phase 4: inline "+ Neuer Arbeitsschritt" form ===== */
.add-step-inline {
  margin: 22px 0 0;
  background: var(--surface);
  border: 1px dashed var(--accent);
  border-radius: var(--r-md);
  padding: 12px 14px;
}
.add-step-inline[open] {
  background: var(--tint);
  padding: 16px 18px;
}
.add-step-summary {
  list-style: none;
  cursor: pointer;
  font-size: .92rem;
  font-weight: 500;
}
.add-step-summary::-webkit-details-marker { display: none; }
.add-step-inline[open] > .add-step-summary { display: none; }
.add-step-form {
  display: flex; flex-direction: column; gap: 14px;
}
.add-step-form .muted {
  font-size: .85rem;
  margin: 0;
  line-height: 1.5;
}
.add-step-fields {
  display: grid;
  grid-template-columns: 1fr 130px;
  gap: 12px;
  align-items: end;
}
.add-step-fields label {
  display: flex; flex-direction: column; gap: 4px;
  font-size: .85rem;
}
.add-step-fields label > span {
  color: var(--text-soft);
}
.add-step-fields input {
  padding: 8px 12px;
  font: inherit;
  font-size: .95rem;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: white;
}
.add-step-fields input:focus {
  outline: 2px solid var(--accent);
  border-color: transparent;
}
.add-step-actions {
  display: flex; gap: 10px; flex-wrap: wrap;
  padding-top: 4px;
}
.add-step-actions .btn {
  flex: 0 0 auto;
}

@media (max-width: 560px) {
  .add-step-fields { grid-template-columns: 1fr; }
  .add-step-actions { flex-direction: column; }
  .add-step-actions .btn { width: 100%; }
}

/* ===== Image upload: prominent drop zone, stays visible when images exist ===== */
/* When the drop has already-saved images, make it look like a clear
   "+ add more" action instead of a generic placeholder */
.image-drop.has-images {
  background: var(--tint);
  border-color: var(--accent);
  color: var(--accent-dark);
  padding: 18px 22px;
}
.image-drop.has-images .image-drop-icon { color: var(--accent); }

/* "Uploading" placeholder card while a file is in flight */
.image-item.uploading,
.image-item.error {
  aspect-ratio: auto;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.image-item.uploading { border: 2px solid #2D6FCB; background: #E8F1FB; }
.image-item.error    { border: 2px solid #B5403E; background: #FCEBEB; }

.image-item.uploading .image-thumb-wrap,
.image-item.error     .image-thumb-wrap {
  width: 100%; aspect-ratio: 1;
  background: var(--border-soft);
  border-radius: 6px; overflow: hidden;
  display: grid; place-items: center;
}
.image-item.uploading .image-thumb-wrap img,
.image-item.error     .image-thumb-wrap img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}
.image-thumb-placeholder { font-size: 2rem; color: var(--text-mute); }

.image-uploading-name {
  font-size: .82rem; font-weight: 500; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.image-uploading-size { font-size: .72rem; color: var(--text-mute); }
.image-uploading-status {
  font-size: .78rem; padding: 4px 8px; border-radius: 4px;
  font-weight: 500; text-align: center;
}
.image-item.uploading .image-uploading-status { background: #D9E8F8; color: #1F4F8F; }
.image-item.error     .image-uploading-status { background: #F5D2D1; color: #791F1F; }
.image-retry-btn { width: 100%; font-size: .82rem; padding: 6px; }

/* ===== Step detail: additional phase-level navigation row ===== */
.step-detail-phasenav {
  display: flex; justify-content: space-between; align-items: center;
  gap: 12px; margin-top: 14px; padding: 12px 0;
  border-top: 1px dashed var(--border);
  flex-wrap: wrap;
}
.step-detail-phasenav-meta {
  font-size: .85rem; color: var(--text-soft); text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 2px;
}
.step-detail-phasenav-meta strong { color: var(--text); }
.step-detail-overview-link {
  font-weight: 600; color: var(--accent-dark); font-size: .95rem;
}
.step-detail-overview-link:hover { text-decoration: underline; }
.btn-small {
  padding: 6px 12px; font-size: .85rem;
}
@media (max-width: 560px) {
  .step-detail-phasenav { flex-direction: column; }
  .step-detail-phasenav .btn { width: 100%; text-align: center; }
}

/* ===== Mobile responsive layout (≤ 640px) ===== */
@media (max-width: 640px) {
  /* Tighter container padding so we don't waste mobile width */
  .container { padding: 0 14px; }

  /* Phase-nav: tighter spacing, smaller items.
     Each item still ≥ 90px so titles like "Sammeln &" fit, but four items
     plus Dokumentation can squeeze into 2 rows instead of 3. */
  .phase-nav { gap: 3px; padding: 4px; margin-bottom: 18px; }
  .phase-nav-item, .phase-nav-doc {
    min-width: 95px; padding: 6px 8px;
  }
  .phase-nav-num { font-size: .7rem; }
  .phase-nav-label { font-size: .78rem; line-height: 1.15; }
  .phase-nav-doc { border-left: none; padding-left: 8px; }

  /* Phase header: more compact, icon + title side-by-side, progress
     ring drops below to free up horizontal space for the title. */
  .phase-header {
    flex-wrap: wrap; padding: 16px 16px; gap: 12px;
    border-left-width: 4px; margin-bottom: 16px;
  }
  .phase-header-icon { width: 50px; height: 50px; }
  .phase-header-text { flex: 1 1 60%; min-width: 0; }
  .phase-header h1 { font-size: 1.15rem; line-height: 1.25; margin: 2px 0; }
  .phase-header-sub { font-size: .85rem; }
  .progress-ring { width: 46px; height: 46px; }
  .progress-ring > span { font-size: .7rem; }

  /* Bottom phase-pager: stack vertically so the buttons are full-width
     and visibly tappable. */
  .phase-pager {
    flex-direction: column-reverse; align-items: stretch; gap: 8px;
    margin-top: 20px; padding: 12px 0;
  }
  .phase-pager > .btn { width: 100%; text-align: center; }
  .phase-pager-meta {
    justify-content: center; text-align: center;
    padding: 6px 0; flex-wrap: wrap;
  }

  /* Question cards: less side padding to give content room */
  .question { padding: 14px 14px; }
  .question-label { font-size: 1rem; }
  .question-help { font-size: .85rem; }

  /* Phase intro callout: lighter padding */
  .phase-intro { padding: 14px 16px; font-size: .92rem; }
}

/* ===== Phase sections (Phase 4: "Teil 1 Realisieren" / "Teil 2 Abschluss") ===== */
.phase-section { margin: 0 0 28px; }
.phase-section-head { margin: 0 0 14px; padding: 0 2px; }
.phase-section-step {
  display: inline-block; font-size: .72rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: #fff; background: var(--accent);
  padding: 3px 10px; border-radius: 999px; margin-bottom: 8px;
}
.phase-section-head h2 {
  font-size: 1.25rem; color: var(--accent-dark); margin: 6px 0 4px;
}
.phase-section-lead { color: var(--text-soft); font-size: .95rem; margin: 0; }
.phase-section-hint {
  color: var(--text-soft); font-size: .92rem; margin: 6px 0 0;
  padding: 10px 14px; border-radius: var(--r-md);
  background: var(--bg); border: 1px dashed var(--border);
}
.phase-section-hint.ready {
  color: var(--accent-dark); background: var(--tint);
  border-style: solid; border-color: var(--accent); font-weight: 500;
}

/* Soft gate: the Abschluss section stays usable but is visually held back
   until all work steps are documented. */
.phase-section.locked .phase-section-body {
  opacity: .55; filter: saturate(.6);
  transition: opacity .25s, filter .25s;
}
.phase-section.locked .phase-section-body:hover,
.phase-section.locked .phase-section-body:focus-within {
  opacity: 1; filter: none; /* reveal fully as soon as the student engages */
}
.phase-section.ready .phase-section-step { background: var(--accent); }
.phase-section.ready { 
  border-left: 3px solid var(--accent);
  padding-left: 16px; border-radius: 2px;
}

/* ===== Dokumente hub (direct PDF downloads) ===== */
.doc-hub { max-width: 760px; }
.doc-hub-header { margin: 0 0 24px; }
.doc-hub-header h1 { margin: 0 0 6px; }
.doc-hub-meta { color: var(--text-soft); margin: 0 0 4px; }
.doc-hub-lead { color: var(--text-mute); margin: 0; }
.doc-downloads {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 0 0 24px;
}
.doc-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 22px;
  display: flex; flex-direction: column; gap: 8px;
}
.doc-card-icon { font-size: 2rem; }
.doc-card h2 { font-size: 1.15rem; margin: 0; color: var(--text); }
.doc-card p { color: var(--text-soft); font-size: .92rem; margin: 0 0 6px; flex: 1; }
.doc-card .btn { align-self: flex-start; }
.doc-hub-foot {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap; border-top: 1px solid var(--border); padding-top: 18px;
}
@media (max-width: 640px) {
  .doc-downloads { grid-template-columns: 1fr; }
  .doc-card .btn { align-self: stretch; text-align: center; }
  .doc-hub-foot { flex-direction: column-reverse; align-items: stretch; }
  .doc-hub-foot .btn { text-align: center; }
}

/* ===== Read-only shared view banner ===== */
.ro-banner {
  background: #FFF4E5; border: 1px solid #F0C98A; color: #8A5A12;
  border-radius: var(--r-md); padding: 10px 16px; margin: 0 0 18px;
  font-size: .92rem; font-weight: 500;
}

/* ===== Profile avatar (shared) ===== */
.profile-avatar {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%; overflow: hidden;
  background: linear-gradient(135deg, #EDE6DD, #E3D8CB);
  border: 1px solid rgba(0,0,0,.08); flex: none;
}
.profile-avatar img { width: 100%; height: 100%; object-fit: cover; }
.profile-avatar-ph { font-weight: 700; color: #8C7B66; font-size: 1.05rem; letter-spacing: .01em; }
.profile-avatar-sm { width: 38px; height: 38px; }
.profile-avatar-sm .profile-avatar-ph { font-size: .92rem; }
.profile-avatar-lg { width: 96px; height: 96px; }
.profile-avatar-lg .profile-avatar-ph { font-size: 2.2rem; }

/* ===== Welcome row with profile button ===== */
.welcome-block {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 16px; margin-bottom: 18px;
}
.welcome-text { min-width: 0; }
.profile-btn {
  display: inline-flex; align-items: center; gap: 9px; flex: none;
  padding: 7px 14px 7px 8px; border: 1px solid var(--border);
  background: var(--surface); border-radius: 999px; cursor: pointer;
  font: inherit; font-weight: 600; color: var(--text);
  box-shadow: var(--shadow-sm); transition: background .15s, box-shadow .15s, transform .1s;
}
.profile-btn:hover { background: var(--border-soft); box-shadow: var(--shadow); }
.profile-btn:active { transform: scale(.97); }
.profile-btn .profile-avatar-sm { width: 32px; height: 32px; }
.profile-btn .profile-avatar-sm .profile-avatar-ph { font-size: .85rem; }

/* ===== Modal ===== */
.modal-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(20, 16, 12, .48);
  display: flex; align-items: center; justify-content: center;
  padding: 20px; animation: modalFade .15s ease;
}
.modal-overlay[hidden] { display: none; }
@keyframes modalFade { from { opacity: 0; } to { opacity: 1; } }
body.modal-open { overflow: hidden; }
.modal {
  background: var(--surface); border-radius: var(--r-lg);
  width: 100%; max-width: 520px; max-height: 90vh; overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,.25); animation: modalRise .2s ease;
}
@keyframes modalRise { from { transform: translateY(16px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px; border-bottom: 1px solid var(--border-soft);
  position: sticky; top: 0; background: var(--surface); border-radius: var(--r-lg) var(--r-lg) 0 0;
}
.modal-head h2 { margin: 0; font-size: 1.25rem; }
.modal-close {
  width: 34px; height: 34px; border-radius: 50%; border: none; cursor: pointer;
  background: var(--border-soft); color: var(--text); font-size: 1rem; line-height: 1;
  display: inline-flex; align-items: center; justify-content: center; transition: background .15s;
}
.modal-close:hover { background: var(--border); }
.modal-body { padding: 20px 22px 24px; }

.profile-avatar-row { display: flex; align-items: center; gap: 18px; margin-bottom: 18px; }
.profile-avatar-actions { display: flex; flex-direction: column; gap: 7px; align-items: flex-start; }
.profile-avatar-remove { font-size: .82rem; }

.field-label { display: block; font-size: .85rem; font-weight: 600; color: var(--text); margin: 12px 0 5px; }
.field-label small { font-weight: 400; color: var(--text-soft); }
.modal-body input[type=text], .modal-body textarea,
.student-edit-panel input[type=text], .student-edit-panel textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border);
  border-radius: var(--r-sm); font: inherit; background: var(--bg);
}
.modal-body textarea { resize: vertical; }
.profile-actions { display: flex; align-items: center; gap: 12px; margin-top: 14px; }
.profile-save-msg { font-size: .85rem; color: var(--text-soft); }
.profile-save-msg.ok { color: #1f7a44; }
.profile-save-msg.err { color: #b5403e; }
.profile-share { border-top: 1px solid var(--border-soft); margin-top: 20px; padding-top: 16px; }
.profile-share-hint { color: var(--text-soft); font-size: .85rem; margin: 2px 0 10px; }
.copy-row { display: flex; gap: 8px; }
.copy-row input {
  flex: 1; min-width: 0; padding: 9px 11px; border: 1px solid var(--border);
  border-radius: var(--r-sm); font: inherit; background: var(--bg); color: var(--text-soft);
}

/* Teacher edit panel reuses field styles */
.profile-fields { flex: 1; min-width: 240px; display: flex; flex-direction: column; }
.profile-avatar-col { display: flex; flex-direction: column; align-items: center; gap: 8px; }

@media (max-width: 560px) {
  .welcome-block { flex-direction: row; align-items: center; }
  .profile-btn-label { display: none; }              /* avatar-only pill on phones */
  .profile-btn { padding: 5px; }
  .modal-overlay { padding: 0; align-items: flex-end; }   /* bottom sheet */
  .modal { max-width: none; max-height: 92vh; border-radius: var(--r-lg) var(--r-lg) 0 0; }
  .copy-row { flex-direction: column; }
  .copy-row .btn { text-align: center; }
}

/* ===== Dokumente hub identity ===== */
.doc-hub-id { display: flex; align-items: center; gap: 14px; }
.doc-hub-avatar { width: 52px; height: 52px; border-radius: 50%; object-fit: cover; }
.doc-hub-info { color: var(--text-soft); font-size: .9rem; margin: 8px 0 0; }

/* ===== Teacher class table enhancements ===== */
.student-id-cell { display: flex; align-items: center; gap: 11px; }
.student-id-cell strong { display: block; line-height: 1.2; }
.student-edit-toggle {
  display: inline-flex; align-items: center; gap: 3px;
  font-size: .76rem; margin-top: 3px; color: var(--text-soft);
}
.student-edit-toggle:hover { color: var(--text); }

/* Compact link icons (access + read-only) */
.link-icons { display: flex; gap: 8px; }
.link-icon {
  width: 38px; height: 38px; flex: none;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 1.05rem; line-height: 1; cursor: pointer;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text);
  transition: background .15s, border-color .15s, transform .1s;
}
.link-icon:hover { background: var(--border-soft); border-color: var(--text-mute); }
.link-icon:active { transform: scale(.94); }
.link-icon.ro { border-color: #E7C893; background: #FFF8EC; }
.link-icon.ro:hover { background: #FBEFD6; }
.link-icon.copied {
  background: #E6F4EA; border-color: #8FD0A6; color: #1f7a44; font-weight: 700;
}

.student-edit-row > td { background: var(--bg); padding: 0; }
.student-edit-panel { display: flex; gap: 24px; padding: 18px 20px; flex-wrap: wrap; }

@media (max-width: 640px) {
  .profile-edit-grid, .student-edit-panel { flex-direction: column; align-items: stretch; }
  .profile-avatar-col { align-items: flex-start; }
  .copy-row { flex-direction: column; }
}

/* ===== Documentation timestamps (Phase 4 step creation date/time) ===== */
.step-detail-date { font-size: .82rem; color: var(--text-mute); margin: 8px 0 0; }
.doc-step-date {
  font-size: .8rem; color: var(--text-mute); margin: 2px 0 6px;
  font-style: normal;
}

/* ===== Mobile: student table → stacked cards ===== */
@media (max-width: 680px) {
  .students-table-wrap { border: none; box-shadow: none; background: transparent; overflow: visible; }
  .students-table, .students-table tbody, .students-table tr, .students-table td { display: block; width: 100%; }
  .students-table thead { display: none; }
  .students-table tr.student-row {
    border: 1px solid var(--border); border-radius: var(--r-md);
    margin-bottom: 12px; padding: 14px; background: var(--surface);
    box-shadow: var(--shadow-sm);
  }
  .students-table tr.student-row td {
    border: none; padding: 7px 0; display: flex; align-items: center; gap: 10px;
    text-align: left;
  }
  .students-table tr.student-row td[data-label]::before {
    content: attr(data-label); font-size: .72rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: .03em; color: var(--text-mute);
    min-width: 84px; flex: none;
  }
  .students-table td.num { text-align: left; }
  .students-table .mini-progress { min-width: 110px; }
  .students-table .actions-col .btn-link { margin: 0 16px 0 0; }
  .students-table .inline-delete { display: inline; }
  /* edit panel becomes a full-width block card */
  .student-edit-row, .student-edit-row > td { display: block; width: 100%; padding: 0; }
  .student-edit-row[hidden] { display: none; }
  .student-edit-row > td { border: none; }
  .student-edit-panel {
    border: 1px solid var(--border); border-radius: var(--r-md);
    margin: -6px 0 12px; background: var(--surface);
  }
}

/* ===== Section subtitles ===== */
.section-sub { font-size: .9rem; color: var(--text-soft); margin: 4px 0 0; }

/* ===== Nächste Arbeitsschritte (class overview) ===== */
.next-steps { list-style: none; margin: 0; padding: 0; }
.next-step-row {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; border-bottom: 1px solid var(--border-soft);
}
.next-step-row:last-child { border-bottom: none; }
.next-step-body { flex: 1; min-width: 0; }
.next-step-name { font-weight: 600; font-size: .95rem; margin-bottom: 3px; }
.next-step-info { font-size: .88rem; }
.next-step-info.ok { color: #1f7a44; font-weight: 500; }
.next-step-title-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.next-step-title-row[hidden] { display: none; }
.next-step-pos {
  font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .03em;
  color: var(--text-mute); background: var(--border-soft);
  padding: 3px 8px; border-radius: 999px;
}
.next-step-title { font-weight: 500; font-size: .95rem; color: var(--text); }
.next-step-min { font-size: .8rem; }
.step-edit {
  font-size: .9rem; padding: 2px 6px; border-radius: var(--r-sm);
  background: transparent; border: 1px solid transparent; cursor: pointer;
}
.step-edit:hover { background: var(--border-soft); border-color: var(--border); color: var(--text); }
.next-step-edit { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 4px; }
.next-step-edit[hidden] { display: none; }
.next-step-edit input[type=text] {
  flex: 1; min-width: 180px; padding: 7px 10px;
  border: 1px solid var(--border); border-radius: var(--r-sm); font: inherit; background: var(--bg);
}
.next-step-msg { font-size: .82rem; color: var(--text-soft); }
.next-step-msg.ok { color: #1f7a44; }
.next-step-msg.err { color: #b5403e; }

@media (max-width: 600px) {
  .next-step-row { flex-wrap: wrap; }
  .next-step-row > .btn { width: 100%; margin-top: 6px; }
}

/* Remaining-work badge (Nächste Arbeitsschritte) */
.next-step-remaining {
  font-size: .75rem; color: var(--text-soft);
  padding: 3px 9px; border-radius: 999px;
  background: var(--border-soft); white-space: nowrap;
}

/* ===== Beamer-Karte (ersetzt Inline-Liste der nächsten Schritte) ===== */
.beamer-card-link {
  display: flex; align-items: center; gap: 16px;
  padding: 18px 22px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md); text-decoration: none; color: var(--text);
  transition: background .15s, border-color .15s, box-shadow .15s, transform .1s;
}
.beamer-card-link:hover {
  background: var(--border-soft); border-color: var(--text-mute);
  box-shadow: var(--shadow-sm); text-decoration: none;
}
.beamer-card-link:active { transform: scale(.995); }
.beamer-card-icon { font-size: 2rem; flex: none; }
.beamer-card-body { display: flex; flex-direction: column; gap: 3px; flex: 1; min-width: 0; }
.beamer-card-body strong { font-size: 1.05rem; }
.beamer-card-body .muted { font-size: .88rem; }
.beamer-card-arrow { font-size: 1.4rem; color: var(--text-mute); flex: none; }

/* ===== Alle Lernenden (overview) ===== */
.students-filter {
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
  margin: 0 0 16px;
}
.students-filter input[type=search] {
  flex: 1; min-width: 200px; max-width: 340px;
  padding: 9px 12px; border: 1px solid var(--border);
  border-radius: var(--r-sm); font: inherit; background: var(--surface);
}
.students-filter select {
  padding: 9px 12px; border: 1px solid var(--border);
  border-radius: var(--r-sm); font: inherit; background: var(--surface);
}
.class-chip {
  display: inline-block; padding: 4px 11px; border-radius: 999px;
  background: var(--border-soft); border: 1px solid var(--border);
  font-size: .85rem; font-weight: 600; color: var(--text);
  text-decoration: none; white-space: nowrap;
}
.class-chip:hover { background: var(--border); text-decoration: none; }

/* ===== Move-student form (edit panel) ===== */
.move-student-form { border-top: 1px dashed var(--border); margin-top: 14px; padding-top: 4px; }
.move-student-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.move-student-row select {
  flex: 1; min-width: 180px; padding: 8px 10px;
  border: 1px solid var(--border); border-radius: var(--r-sm);
  font: inherit; background: var(--bg);
}

/* ===== Clickable learner name + class chip (Alle Lernenden) ===== */
button.student-open {
  background: none; border: none; padding: 4px 6px; margin: -4px -6px;
  font: inherit; color: inherit; cursor: pointer; text-align: left;
  border-radius: var(--r-sm);
  transition: background .15s;
}
button.student-open:hover { background: var(--border-soft); }
.hover-pencil {
  opacity: 0; font-size: .82rem; color: var(--text-mute);
  margin-left: 6px; transition: opacity .12s;
}
button.student-open:hover .hover-pencil,
.class-chip:hover .hover-pencil { opacity: 1; }
.class-chip .hover-pencil { margin-left: 5px; }

/* ===== Move-to-class modal (Alle Lernenden) ===== */
button.class-chip {
  cursor: pointer; font: inherit; font-size: .85rem; font-weight: 600;
}
.modal-narrow { max-width: 420px; }
#mv-select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border);
  border-radius: var(--r-sm); font: inherit; background: var(--bg);
}

/* ===== Techniques editor (Phase 3) ===== */
.techniques { display: flex; flex-direction: column; gap: 10px; }
.technique {
  border: 1px solid var(--border); border-radius: var(--r-md);
  background: var(--surface); padding: 10px 12px;
}
.technique-main { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.technique-name {
  flex: 1; min-width: 180px; padding: 9px 11px;
  border: 1px solid var(--border); border-radius: var(--r-sm);
  font: inherit; background: var(--bg);
}
.technique-known { display: flex; gap: 6px; flex: none; }
.technique-known-opt {
  display: inline-flex; align-items: center; gap: 5px; cursor: pointer;
  font-size: .85rem; padding: 6px 11px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--bg);
}
.technique-known-opt input { margin: 0; accent-color: var(--accent, #444); }
.technique-known-opt:has(input:checked) {
  background: var(--tint, #eee); border-color: var(--accent, #999); font-weight: 600;
}
.technique-delete {
  width: 30px; height: 30px; flex: none; border: none; border-radius: 50%;
  background: transparent; color: var(--text-mute); font-size: 1.1rem;
  cursor: pointer; line-height: 1;
}
.technique-delete:hover { background: #FCEBEB; color: #B5403E; }
.technique-video {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  margin-top: 9px; padding-top: 9px; border-top: 1px dashed var(--border);
}
.technique-video[hidden] { display: none; }
.technique-video-icon { color: var(--text-mute); flex: none; }
.technique-video-url {
  flex: 1; min-width: 220px; padding: 8px 11px;
  border: 1px solid var(--border); border-radius: var(--r-sm);
  font: inherit; font-size: .9rem; background: var(--bg);
}
.technique-video-msg { font-size: .82rem; color: #1f7a44; }
.technique-video-msg.err { color: #b5403e; }

/* ===== Techniken-Bibliothek ===== */
.techlib-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.techlib-grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  margin-top: 6px;
}
.techlib-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 16px;
  display: flex; flex-direction: column; gap: 12px;
  box-shadow: var(--shadow-sm);
}
.techlib-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.techlib-name { margin: 0; font-size: 1.1rem; overflow-wrap: anywhere; }
.techlib-badge {
  flex: none; font-size: .72rem; font-weight: 700; letter-spacing: .02em;
  padding: 4px 10px; border-radius: 999px; white-space: nowrap;
}
.techlib-badge.known { background: #E6F4EA; color: #1f7a44; }
.techlib-badge.learn { background: #FFF4E5; color: #8A5A12; }
.techlib-who { display: flex; align-items: center; gap: 9px; font-size: .9rem; }
.techlib-video { text-align: center; }
.techlib-link { margin: 0 0 22px; }

/* ===== Global image lightbox ===== */
.lightbox-overlay {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(12, 10, 8, .93);
  display: flex; align-items: center; justify-content: center;
  padding: 24px; cursor: zoom-out;
  animation: modalFade .12s ease;
}
.lightbox-overlay img {
  max-width: 96vw; max-height: 94vh; object-fit: contain;
  border-radius: 6px; box-shadow: 0 12px 60px rgba(0,0,0,.6);
  cursor: zoom-out;
}
body.lightbox-open { overflow: hidden; }
.uploads-grid img, .upload-thumb img, .beamer-upload img,
.doc-block img, .recent-uploads img, .step-thumb img { cursor: zoom-in; }

/* ===== Dashboard: area tiles ===== */
.area-grid {
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  margin-top: 10px;
}
.area-tile {
  display: flex; flex-direction: column; gap: 8px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 22px;
  text-decoration: none; color: var(--text);
  box-shadow: var(--shadow-sm);
  transition: box-shadow .15s, transform .12s, border-color .15s;
}
a.area-tile:hover {
  box-shadow: var(--shadow); transform: translateY(-2px);
  border-color: var(--text-mute); text-decoration: none;
}
.area-icon { font-size: 2rem; line-height: 1; }
.area-title { font-size: 1.15rem; font-weight: 700; }
.area-desc { font-size: .9rem; line-height: 1.45; }
.area-tile-soon { opacity: .6; }
.welcome-actions { display: flex; align-items: center; gap: 10px; flex: none; }
.welcome-dash-btn { white-space: nowrap; }
@media (max-width: 560px) {
  .welcome-dash-btn { padding: 6px 10px; font-size: .9rem; }
}

/* ===== LMS: Pool & Auftragslisten ===== */
.pool-meta-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin: 8px 0; }
.pool-list { display: flex; flex-direction: column; gap: 14px; margin-top: 14px; }
.pool-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 16px 18px; box-shadow: var(--shadow-sm); }
.pool-card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.pool-card-tools { display: inline-flex; align-items: center; gap: 4px; }
.pool-card-tools .techlib-badge { margin-left: 6px; }
.order-btn { border: 1px solid var(--border); background: var(--surface); color: var(--text-soft); border-radius: var(--r-sm); width: 26px; height: 26px; line-height: 1; font-size: .9rem; cursor: pointer; padding: 0; }
.order-btn:hover:not(:disabled) { color: var(--text); border-color: var(--text-mute); }
.order-btn:disabled { opacity: .3; cursor: default; }
.pool-card.just-moved { box-shadow: 0 0 0 2px var(--text-mute); transition: box-shadow .5s; }
.pool-title { margin: 0; font-size: 1.12rem; }
.pool-title a { text-decoration: none; }
.pool-meta { margin: 6px 0 0; font-size: .92rem; }
.pool-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 10px; }
.inline-form { display: inline; }
.breadcrumbs { margin: 0 0 4px; font-size: .9rem; color: var(--text-mute); }
.breadcrumbs a { color: inherit; }
.btn-link.danger, .danger { color: #B4231F; }
.class-chip-static { display: inline-flex; align-items: center; gap: 4px; background: var(--bg); border: 1px solid var(--border); border-radius: 999px; padding: 2px 10px; font-size: .88rem; margin: 2px 2px 0 0; }
.chip-x { border: 0; background: none; cursor: pointer; color: var(--text-mute); font-size: 1rem; padding: 0 2px; }
.chip-x:hover { color: #B4231F; }
/* Zuweisungen in «Meine Aufträge»: schlichte Checkboxen pro Klasse, kleine Tags für Einzelne */
.assign-row { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 16px; margin: 8px 0 0; font-size: .92rem; }
.assign-label { color: var(--text-mute); font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; min-width: 56px; }
.assign-row .assign-check { gap: 5px; cursor: pointer; }
.assign-row .assign-check input { margin: 0; width: 15px; height: 15px; accent-color: var(--text); }
.assign-row .assign-check small { font-size: .8rem; }
.assign-tag { display: inline-flex; align-items: center; gap: 4px; margin: 0; padding: 1px 4px 1px 9px; border: 1px solid var(--border); border-radius: 999px; background: var(--bg); font-size: .88rem; }
.assign-tag-x { border: 0; background: none; cursor: pointer; color: var(--text-mute); font-size: 1rem; line-height: 1; padding: 0 4px; margin: 0; }
.assign-tag-x:hover { color: #B4231F; }
.assign-checks { display: flex; flex-wrap: wrap; gap: 8px 14px; margin: 6px 0 12px; }
.assign-check { display: inline-flex; gap: 6px; align-items: center; }
.assign-students { width: 100%; margin-bottom: 12px; }

/* ===== LMS: Auftrags-Editor ===== */
.auftrag-meta { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 18px; margin-bottom: 22px; }
.auftrag-meta input[type=text], .auftrag-meta textarea { width: 100%; }
.editor-h2 { margin: 26px 0 6px; }
.ed-row { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 12px 14px; margin: 12px 0; }
.ed-row-bar { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 8px; font-size: .9rem; }
.ed-row-tools { display: flex; gap: 10px; }
.ed-cells { display: grid; gap: 12px; }
.ed-cells.layout-full { grid-template-columns: 1fr; }
.ed-cells.layout-half { grid-template-columns: 1fr 1fr; }
.ed-cells.layout-thirds { grid-template-columns: 1fr 1fr 1fr; }
.ed-cells.layout-left-narrow { grid-template-columns: 1fr 2fr; }
.ed-cells.layout-right-narrow { grid-template-columns: 2fr 1fr; }
.ed-cell { border: 1px dashed var(--border); border-radius: var(--r); padding: 10px; min-height: 70px; }
.ed-cell-pick { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.ed-text { width: 100%; resize: vertical; }
.ed-media { display: flex; flex-direction: column; gap: 8px; }
.ed-media img, .ed-media video { max-width: 100%; border-radius: var(--r); }
.ed-media input[type=url] { width: 100%; }
.ed-yt { width: 100%; aspect-ratio: 16/9; border: 0; border-radius: var(--r); }

/* ===== LMS: Auftrags-Ansicht ===== */
.av-row { display: grid; gap: 18px; margin: 18px 0; }
.av-row.layout-full { grid-template-columns: 1fr; }
.av-row.layout-half { grid-template-columns: 1fr 1fr; }
.av-row.layout-thirds { grid-template-columns: 1fr 1fr 1fr; }
.av-row.layout-left-narrow { grid-template-columns: 1fr 2fr; }
.av-row.layout-right-narrow { grid-template-columns: 2fr 1fr; }
.av-cell { min-width: 0; }
.av-text { line-height: 1.6; }
.av-text ul { margin: 6px 0; padding-left: 22px; }
.av-img { width: 100%; border-radius: var(--r-lg); box-shadow: var(--shadow-sm); }
.av-video { width: 100%; border-radius: var(--r-lg); background: #000; }
.av-yt-wrap { position: relative; width: 100%; aspect-ratio: 16/9; }
.av-yt-wrap iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; border-radius: var(--r-lg); }
.av-link { display: inline-flex; align-items: center; gap: 6px; padding: 10px 16px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); text-decoration: none; word-break: break-all; }
.av-link:hover { border-color: var(--text-mute); }

/* ===== LMS: Atelier ===== */
.atelier-grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); margin-top: 14px; }
.atelier-card { position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: box-shadow .15s, transform .12s; }
.atelier-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.atelier-pick { position: absolute; top: 8px; left: 8px; z-index: 2; background: rgba(255,255,255,.9); border-radius: 6px; padding: 4px 6px; }
.atelier-thumb { display: block; aspect-ratio: 4/3; background: var(--bg); }
.atelier-thumb img { width: 100%; height: 100%; object-fit: cover; }
.atelier-thumb-ph { display: flex; align-items: center; justify-content: center; height: 100%; font-size: 2.4rem; opacity: .5; }
.atelier-card-body { padding: 12px 14px; }
.atelier-title { margin: 0; font-size: 1.05rem; }
.atelier-title a { text-decoration: none; }
.atelier-media-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); margin: 14px 0; }
.atelier-media-item img, .atelier-media-item video { width: 100%; border-radius: var(--r); }
.atelier-detail-img { width: 100%; border-radius: var(--r-lg); box-shadow: var(--shadow-sm); }
.atelier-body { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 18px 20px; margin: 16px 0; }
/* Arbeitsschutz-Kasten (Werkzeug/Maschinen/Verfahren) */
.arbeitsschutz { background: #FFF7D6; border: 1px solid #E8C84A; border-left: 6px solid #E0B000; border-radius: var(--r-lg); padding: 16px 20px 14px; margin: 16px 0; color: #3A2E00; }
.arbeitsschutz-head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.arbeitsschutz-head h2 { margin: 0; font-size: 1.05rem; letter-spacing: .01em; text-transform: uppercase; color: #5C4A00; }
.arbeitsschutz-head svg { width: 26px; height: 26px; fill: none; stroke: #C99A00; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; flex: 0 0 auto; }
.arbeitsschutz .av-text { font-size: 1rem; }
.arbeitsschutz .av-text ul { margin: 4px 0; }
.arbeitsschutz .av-text li { margin: 3px 0; }
.arbeitsschutz-hint { margin-top: 4px; font-size: .85rem; }
@media print { .arbeitsschutz { background: #FFF7D6 !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; } }
.atelier-upload-form { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin: 10px 0 26px; }
.danger-zone { border-top: 1px solid var(--border); margin-top: 30px; padding-top: 14px; }

@media (max-width: 640px) {
  .ed-cells, .av-row { grid-template-columns: 1fr !important; }
}

/* Atelier v2 / Technik-Picker */
.technique-name-link { display: inline-flex; align-items: center; gap: 6px; padding: 8px 10px; text-decoration: none; font-weight: 600; flex: 1; min-width: 0; }
.technique-pick-row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.technique-pick-row select { max-width: 100%; }

/* ===== Startseite ===== */
.start-hero { text-align: center; padding: 46px 0 34px; }
.start-logo {
  display: inline-flex; align-items: center; justify-content: center;
  width: 76px; height: 76px; border-radius: 18px;
  background: var(--text); color: var(--surface);
  font-size: 2rem; font-weight: 700; letter-spacing: .05em;
  box-shadow: var(--shadow); margin-bottom: 18px;
}
.start-hero h1 { font-size: 3rem; margin: 0 0 10px; }
.start-tagline { font-size: 1.2rem; color: var(--text-soft); line-height: 1.5; margin: 0 0 24px; }
.start-cta { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.start-features { margin-top: 18px; }
.start-how { text-align: center; margin-top: 46px; }
.start-how h2 { margin-bottom: 18px; }
.start-steps { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.start-step {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 22px 18px; box-shadow: var(--shadow-sm);
}
.start-step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--text); color: var(--surface); font-weight: 700;
}
.start-extra { text-align: center; margin: 40px 0 20px; }
.start-extra p { max-width: 640px; margin: 0 auto; line-height: 1.7; }
@media (max-width: 560px) { .start-hero h1 { font-size: 2.2rem; } .start-hero { padding-top: 28px; } }

/* ===== Monochrome Bereichs-Icons ===== */
.area-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 52px; border-radius: 13px;
  background: var(--text); color: var(--surface);
  font-size: 0; line-height: 0; flex: none;
}
.area-icon svg {
  width: 26px; height: 26px;
  fill: none; stroke: #fff; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}
.area-tile .area-icon { margin-bottom: 4px; }

/* --- Texteditor (Quill 2, assets/editor.js) --- */
.dl-editor { width: 100%; }
.dl-editor .ql-toolbar.ql-snow { border: 1px solid var(--border); border-bottom: 0; border-radius: var(--r-sm) var(--r-sm) 0 0; background: var(--surface); padding: 6px 8px; font-family: inherit; }
.dl-editor .ql-container.ql-snow { border: 1px solid var(--border); border-radius: 0 0 var(--r-sm) var(--r-sm); background: var(--bg); font-family: inherit; font-size: .95rem; }
.dl-editor .ql-editor { line-height: 1.55; padding: 10px 12px; }
.dl-editor .ql-editor.ql-blank::before { color: var(--text-mute); font-style: normal; left: 12px; }
.dl-editor .ql-editor h1 { font-size: 1.5rem; } .dl-editor .ql-editor h2 { font-size: 1.25rem; }
.dl-editor .ql-editor h3 { font-size: 1.08rem; } .dl-editor .ql-editor h4 { font-size: .95rem; text-transform: uppercase; letter-spacing: .04em; color: var(--text-soft); }
.dl-editor .ql-editor h1, .dl-editor .ql-editor h2, .dl-editor .ql-editor h3, .dl-editor .ql-editor h4 { font-weight: 600; margin: .6em 0 .25em; }
.dl-editor .ql-snow .ql-picker { font-family: inherit; }
.dl-editor .ql-snow .ql-picker.ql-header { width: 140px; }
.dl-editor .ql-snow .ql-picker.ql-header .ql-picker-label::before,
.dl-editor .ql-snow .ql-picker.ql-header .ql-picker-item::before { content: attr(data-label); }
.dl-editor .ql-snow .ql-tooltip { z-index: 30; font-family: inherit; }
.dl-editor .ql-snow .ql-tooltip[data-mode=link]::before { content: 'Adresse:'; }
.dl-editor .ql-snow .ql-tooltip.ql-editing a.ql-action::after { content: 'Speichern'; }
.dl-editor .ql-snow .ql-tooltip::before { content: 'Link:'; }
.dl-editor .ql-snow .ql-tooltip a.ql-action::after { content: 'Ändern'; }
.dl-editor .ql-snow .ql-tooltip a.ql-remove::before { content: 'Entfernen'; }
.ed-cell .dl-editor { min-width: 0; }

/* Überschriften aus dem einfachen Textformat (renderSimpleText) */
.av-text .st-h { margin: .9em 0 .3em; line-height: 1.25; font-weight: 600; }
.av-text .st-h:first-child { margin-top: 0; }
.av-text .st-h1 { font-size: 1.5rem; }
.av-text .st-h2 { font-size: 1.25rem; }
.av-text .st-h3 { font-size: 1.08rem; }
.av-text .st-h4 { font-size: .95rem; text-transform: uppercase; letter-spacing: .04em; color: var(--text-soft); }
.av-text a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
.av-text p { margin: 0 0 .6em; } .av-text p:last-child { margin-bottom: 0; }
.av-text ol { margin: 6px 0; padding-left: 22px; }