:root {
  --bg: #f3f6f5;
  --surface: #ffffff;
  --surface-2: #edf4f2;
  --surface-3: #e3eeeb;
  --text: #172321;
  --muted: #667672;
  --line: #dce7e4;
  --primary: #0d6b64;
  --primary-strong: #084e49;
  --primary-soft: #d9f3ee;
  --accent: #efb25f;
  --danger: #bd423d;
  --danger-soft: #fde8e6;
  --success: #16835e;
  --success-soft: #def5ea;
  --warning: #9d691e;
  --warning-soft: #fff2d9;
  --shadow-sm: 0 8px 24px rgba(31, 65, 59, .07);
  --shadow-lg: 0 22px 55px rgba(24, 62, 56, .14);
  --radius-sm: 12px;
  --radius: 20px;
  --radius-lg: 28px;
  --sidebar: 270px;
  color-scheme: light;
}

html[data-theme="dark"] {
  --bg: #0c1514;
  --surface: #14201e;
  --surface-2: #1b2a27;
  --surface-3: #21332f;
  --text: #eaf4f1;
  --muted: #9db0ab;
  --line: #2b403b;
  --primary: #55c7b9;
  --primary-strong: #91e5da;
  --primary-soft: #173e39;
  --accent: #f5bf75;
  --danger: #ff8d86;
  --danger-soft: #3c2423;
  --success: #69d2a8;
  --success-soft: #16382e;
  --warning: #f4c778;
  --warning-soft: #392f1c;
  --shadow-sm: 0 8px 24px rgba(0, 0, 0, .18);
  --shadow-lg: 0 22px 55px rgba(0, 0, 0, .32);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font: inherit; }
button { color: inherit; }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, a:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--primary) 34%, transparent);
  outline-offset: 2px;
}
img { max-width: 100%; }
svg { display: block; }

.app-shell { min-height: 100vh; }
.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--sidebar);
  padding: 24px 18px;
  background: var(--surface);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  z-index: 30;
  transition: transform .25s ease;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 8px 24px;
  text-decoration: none;
  color: var(--text);
}
.brand img { box-shadow: var(--shadow-sm); border-radius: 14px; }
.brand span { display: grid; gap: 2px; }
.brand strong { font-size: 1.08rem; letter-spacing: -.02em; }
.brand small { color: var(--muted); font-size: .73rem; }
.nav { display: grid; gap: 7px; }
.nav-item {
  border: 0;
  background: transparent;
  border-radius: 14px;
  padding: 12px 13px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  cursor: pointer;
  text-align: left;
  font-weight: 650;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}
.nav-item:hover { background: var(--surface-2); color: var(--text); transform: translateX(2px); }
.nav-item.active { background: var(--primary-soft); color: var(--primary-strong); }
.nav-icon, .nav-icon svg, .icon-button svg, .menu-toggle svg, .theme-toggle svg { width: 20px; height: 20px; }
.sidebar-foot { margin-top: auto; display: grid; gap: 12px; }
.streak-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--warning-soft), var(--surface));
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--line));
}
.streak-mark {
  width: 36px; height: 36px; border-radius: 50%;
  background: radial-gradient(circle at 50% 70%, var(--accent) 0 25%, transparent 26%), linear-gradient(145deg, transparent 30%, var(--accent) 31% 65%, transparent 66%);
}
.streak-card div { display: grid; }
.streak-card small { color: var(--muted); font-size: .75rem; }
.theme-toggle {
  border: 1px solid var(--line);
  border-radius: 13px;
  padding: 11px 13px;
  display: flex; align-items: center; gap: 10px;
  background: var(--surface);
  cursor: pointer;
}

.main-content { margin-left: var(--sidebar); min-height: 100vh; padding: 0 34px 56px; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 100px;
  display: flex;
  align-items: center;
  gap: 16px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 58%, transparent);
}
.topbar h1 { margin: 2px 0 0; font-size: clamp(1.45rem, 2vw, 2rem); letter-spacing: -.035em; }
.eyebrow { margin: 0; color: var(--primary); font-weight: 720; font-size: .77rem; letter-spacing: .06em; text-transform: uppercase; }
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.icon-button, .menu-toggle {
  width: 42px; height: 42px; border-radius: 13px;
  display: grid; place-items: center; border: 1px solid var(--line);
  background: var(--surface); cursor: pointer;
}
.menu-toggle { display: none; }
.profile-chip { display: flex; align-items: center; gap: 10px; padding: 6px 11px 6px 6px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); }
.profile-avatar { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; color: #fff; background: var(--primary); font-size: .74rem; font-weight: 800; }
.profile-chip > span:last-child { display: grid; line-height: 1.15; }
.profile-chip strong { font-size: .82rem; }
.profile-chip small { color: var(--muted); font-size: .69rem; }

.view { display: none; animation: viewIn .35s ease both; }
.view.active { display: block; }
@keyframes viewIn { from { opacity: 0; transform: translateY(7px); } to { opacity: 1; transform: none; } }

.hero {
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 44px);
  min-height: 330px;
  background:
    radial-gradient(circle at 82% 25%, rgba(255,255,255,.22) 0 8%, transparent 8.5%),
    radial-gradient(circle at 75% 62%, rgba(255,255,255,.12) 0 14%, transparent 14.5%),
    linear-gradient(135deg, #0d6b64 0%, #0a4e49 65%, #163b4b 100%);
  color: #fff;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr);
  align-items: center;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.hero-copy { max-width: 650px; }
.hero-badge svg { width: 17px; height: 17px; flex: 0 0 auto; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 7px 11px; border-radius: 999px; background: rgba(255,255,255,.13); border: 1px solid rgba(255,255,255,.2); font-size: .78rem; font-weight: 700; }
.hero h2 { font-size: clamp(2rem, 4vw, 3.6rem); line-height: .98; letter-spacing: -.055em; margin: 20px 0 16px; }
.hero p { margin: 0; max-width: 620px; color: rgba(255,255,255,.79); line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 25px; }
.hero-visual { min-height: 250px; position: relative; display: grid; place-items: center; }
.orbit { width: min(270px, 85%); aspect-ratio: 1; border-radius: 50%; border: 1px solid rgba(255,255,255,.24); position: relative; animation: float 5s ease-in-out infinite; }
.orbit::before, .orbit::after { content: ""; position: absolute; border-radius: 50%; border: 1px solid rgba(255,255,255,.18); inset: 16%; }
.orbit::after { inset: 31%; background: rgba(255,255,255,.12); }
.orbit-card { position: absolute; width: 118px; padding: 14px; border-radius: 18px; background: rgba(255,255,255,.91); color: #123c38; box-shadow: 0 16px 34px rgba(0,0,0,.18); }
.orbit-card strong { display: block; font-size: 1.2rem; }
.orbit-card small { color: #5f7571; }
.orbit-card.one { left: -18px; top: 25px; transform: rotate(-5deg); }
.orbit-card.two { right: -20px; bottom: 31px; transform: rotate(6deg); }
@keyframes float { 50% { transform: translateY(-8px); } }

.btn {
  border: 1px solid transparent;
  border-radius: 13px;
  min-height: 44px;
  padding: 10px 17px;
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-weight: 760;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  text-decoration: none;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { color: #fff; background: var(--primary); box-shadow: 0 9px 20px color-mix(in srgb, var(--primary) 24%, transparent); }
.btn-primary:hover { background: var(--primary-strong); }
.hero .btn-primary { background: #fff; color: #0a514b; }
.btn-secondary { background: var(--surface); border-color: var(--line); color: var(--text); }
.hero .btn-secondary { background: rgba(255,255,255,.1); color: #fff; border-color: rgba(255,255,255,.28); }
.btn-ghost { background: transparent; border-color: var(--line); }
.btn-danger { background: var(--danger-soft); color: var(--danger); border-color: color-mix(in srgb, var(--danger) 15%, var(--line)); }
.btn-sm { min-height: 36px; padding: 7px 11px; border-radius: 11px; font-size: .82rem; }
.btn svg { width: 18px; height: 18px; }

.section-head { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin: 35px 0 17px; }
.section-head h2, .section-head h3 { margin: 0; letter-spacing: -.03em; }
.section-head p { color: var(--muted); margin: 6px 0 0; }
.link-button { border: 0; background: transparent; color: var(--primary); font-weight: 750; cursor: pointer; }

.stats-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; margin-top: 20px; }
.stat-card { padding: 20px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.stat-top { display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-size: .8rem; }
.stat-icon { width: 38px; height: 38px; border-radius: 12px; display: grid; place-items: center; background: var(--primary-soft); color: var(--primary); }
.stat-icon svg { width: 19px; height: 19px; }
.stat-value { display: block; margin-top: 20px; font-size: 1.75rem; font-weight: 820; letter-spacing: -.04em; }
.stat-caption { margin-top: 4px; color: var(--muted); font-size: .78rem; }

.action-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 16px; }
.action-card { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); overflow: hidden; box-shadow: var(--shadow-sm); cursor: pointer; text-align: left; padding: 0; }
.action-card-visual { height: 145px; display: grid; place-items: center; background: linear-gradient(145deg, var(--primary-soft), var(--surface-3)); }
.action-card-visual svg { width: 64px; height: 64px; color: var(--primary); }
.action-card-body { padding: 18px; }
.action-card h3 { margin: 0; font-size: 1rem; }
.action-card p { color: var(--muted); line-height: 1.55; font-size: .84rem; margin: 8px 0 0; }

.toolbar { display: flex; flex-wrap: wrap; gap: 11px; align-items: center; margin-bottom: 20px; }
.search-wrap { flex: 1 1 280px; position: relative; }
.search-wrap svg { position: absolute; left: 14px; top: 50%; width: 18px; height: 18px; color: var(--muted); transform: translateY(-50%); }
.search-wrap input { width: 100%; min-height: 46px; padding: 10px 14px 10px 42px; border-radius: 13px; background: var(--surface); color: var(--text); border: 1px solid var(--line); }
.select { min-height: 46px; padding: 9px 36px 9px 13px; border: 1px solid var(--line); border-radius: 13px; background: var(--surface); color: var(--text); }
.toolbar-meta { color: var(--muted); font-size: .82rem; margin-left: auto; }

.verb-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; }
.verb-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform .2s ease, box-shadow .2s ease; }
.verb-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.verb-card { cursor: pointer; }
.verb-card:focus-visible { outline: 3px solid var(--primary); outline-offset: 3px; }
.verb-image-wrap { position: relative; aspect-ratio: 16/10; overflow: hidden; background: var(--surface-2); }
.verb-image { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s ease; }
.verb-card:hover .verb-image { transform: scale(1.035); }
.verb-badges { position: absolute; top: 10px; left: 10px; right: 10px; display: flex; justify-content: space-between; pointer-events: none; }
.badge { display: inline-flex; align-items: center; min-height: 25px; padding: 4px 8px; border-radius: 999px; background: color-mix(in srgb, var(--surface) 90%, transparent); color: var(--text); backdrop-filter: blur(8px); font-size: .67rem; font-weight: 780; border: 1px solid color-mix(in srgb, var(--line) 70%, transparent); }
.level-A1 { background: var(--success-soft); color: var(--success); }
.level-A2 { background: var(--primary-soft); color: var(--primary-strong); }
.level-B1 { background: var(--warning-soft); color: var(--warning); }
.level-B2 { background: var(--danger-soft); color: var(--danger); }
.verb-body { padding: 16px; }
.verb-title-row { display: flex; justify-content: space-between; align-items: start; gap: 10px; }
.verb-title-row h3 { margin: 0; font-size: 1.18rem; letter-spacing: -.025em; }
.verb-title-row p { margin: 3px 0 0; color: var(--primary); font-weight: 700; font-size: .86rem; }
.card-icon-button { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 11px; background: var(--surface); cursor: pointer; }
.card-icon-button.active { color: var(--danger); background: var(--danger-soft); }
.card-icon-button svg { width: 17px; height: 17px; }
.verb-example { min-height: 43px; margin: 14px 0; color: var(--muted); line-height: 1.5; font-size: .78rem; }
.verb-actions { display: flex; gap: 8px; }
.verb-actions .btn { flex: 1; }
.pagination { display: flex; justify-content: center; gap: 7px; margin-top: 26px; flex-wrap: wrap; }
.page-btn { min-width: 39px; height: 39px; border: 1px solid var(--line); border-radius: 11px; background: var(--surface); cursor: pointer; }
.page-btn.active { color: #fff; background: var(--primary); border-color: var(--primary); }
.empty-state { padding: 50px 20px; text-align: center; border: 1px dashed var(--line); border-radius: var(--radius); background: var(--surface); }
.empty-state svg { margin: 0 auto 14px; width: 44px; height: 44px; color: var(--muted); }
.empty-state h3 { margin: 0; }
.empty-state p { color: var(--muted); }

.practice-layout { display: grid; grid-template-columns: 260px minmax(0,1fr); gap: 20px; }
.mode-panel, .practice-card, .story-list-panel, .story-studio, .progress-panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.mode-panel { padding: 15px; align-self: start; position: sticky; top: 118px; }
.mode-panel h3 { margin: 4px 5px 13px; font-size: .9rem; }
.mode-list { display: grid; gap: 7px; }
.mode-button { border: 1px solid transparent; background: transparent; border-radius: 12px; padding: 11px; text-align: left; cursor: pointer; display: flex; gap: 10px; align-items: center; color: var(--muted); }
.mode-button svg { width: 18px; height: 18px; }
.mode-button.active { background: var(--primary-soft); color: var(--primary-strong); border-color: color-mix(in srgb, var(--primary) 15%, transparent); }
.practice-card { min-height: 530px; padding: clamp(20px, 4vw, 38px); }
.practice-header { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.progress-track { height: 8px; flex: 1; max-width: 430px; background: var(--surface-3); border-radius: 999px; overflow: hidden; }
.progress-fill { height: 100%; background: var(--primary); border-radius: inherit; transition: width .3s ease; }
.practice-count { font-size: .8rem; color: var(--muted); white-space: nowrap; }
.question-area { max-width: 760px; margin: 34px auto 0; }
.question-label { color: var(--primary); text-transform: uppercase; letter-spacing: .08em; font-weight: 800; font-size: .72rem; }
.question-title { font-size: clamp(1.65rem, 3vw, 2.5rem); letter-spacing: -.045em; margin: 9px 0 24px; }
.question-image { width: 100%; max-height: 300px; object-fit: cover; border-radius: 18px; background: var(--surface-2); }
.options { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 11px; margin-top: 20px; }
.option { min-height: 58px; padding: 13px 15px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); cursor: pointer; font-weight: 680; text-align: left; transition: border .18s ease, background .18s ease; }
.option:hover { border-color: var(--primary); background: var(--primary-soft); }
.option.correct { background: var(--success-soft); border-color: var(--success); color: var(--success); }
.option.wrong { background: var(--danger-soft); border-color: var(--danger); color: var(--danger); }
.answer-input-row { display: flex; gap: 10px; margin-top: 20px; }
.answer-input { flex: 1; min-height: 52px; padding: 12px 15px; border: 1px solid var(--line); border-radius: 13px; color: var(--text); background: var(--surface); }
.feedback { display: none; margin-top: 20px; border-radius: 14px; padding: 15px; line-height: 1.55; }
.feedback.show { display: block; animation: viewIn .25s ease; }
.feedback.success { background: var(--success-soft); color: var(--success); }
.feedback.error { background: var(--danger-soft); color: var(--danger); }
.practice-footer { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 22px; }
.score-chip { padding: 8px 11px; border-radius: 999px; background: var(--surface-2); color: var(--muted); font-size: .8rem; }

.story-layout { display: grid; grid-template-columns: 330px minmax(0,1fr); gap: 20px; align-items: start; }
.story-list-panel { max-height: calc(100vh - 135px); overflow: auto; padding: 12px; position: sticky; top: 116px; }
.story-list { display: grid; gap: 8px; }
.story-list-item { width: 100%; padding: 13px; border: 1px solid transparent; border-radius: 14px; background: transparent; text-align: left; cursor: pointer; }
.story-list-item:hover { background: var(--surface-2); }
.story-list-item.active { background: var(--primary-soft); border-color: color-mix(in srgb, var(--primary) 22%, transparent); }
.story-index { color: var(--primary); font-size: .68rem; font-weight: 820; letter-spacing: .08em; text-transform: uppercase; }
.story-list-item h3 { margin: 5px 0 7px; font-size: .91rem; }
.story-meta { display: flex; gap: 7px; flex-wrap: wrap; color: var(--muted); font-size: .69rem; }
.story-studio { padding: clamp(20px, 3vw, 34px); min-height: 680px; }
.story-studio-head { display: flex; justify-content: space-between; gap: 20px; align-items: start; }
.story-studio-head h2 { margin: 4px 0 8px; letter-spacing: -.035em; }
.story-studio-head p { margin: 0; color: var(--muted); }
.player { margin-top: 25px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface-2); padding: 18px; }
.player-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; }
.player-main { width: 48px; height: 48px; border-radius: 50%; border: 0; background: var(--primary); color: #fff; display: grid; place-items: center; cursor: pointer; }
.player-main svg { width: 21px; height: 21px; }
.player-status { margin-left: 4px; min-width: 130px; }
.player-status strong { display: block; font-size: .83rem; }
.player-status small { color: var(--muted); }
.player-controls .select { min-height: 40px; margin-left: auto; }
.sentence-progress { margin-top: 15px; display: flex; gap: 5px; }
.sentence-dot { height: 5px; flex: 1; border-radius: 999px; background: var(--surface-3); }
.sentence-dot.done { background: var(--success); }
.sentence-dot.current { background: var(--accent); animation: pulse 1s infinite; }
@keyframes pulse { 50% { opacity: .45; } }
.dictation-area { margin-top: 24px; }
.dictation-area label { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 9px; font-weight: 760; }
.dictation-area label small { color: var(--muted); font-weight: 500; }
.dictation-textarea { width: 100%; min-height: 250px; padding: 17px; resize: vertical; border-radius: 16px; border: 1px solid var(--line); background: var(--surface); color: var(--text); line-height: 1.75; }
.dictation-actions { margin-top: 13px; display: flex; justify-content: flex-end; gap: 10px; }
.result-panel { display: none; margin-top: 22px; border-top: 1px solid var(--line); padding-top: 22px; }
.result-panel.show { display: block; animation: viewIn .3s ease; }
.result-summary { display: grid; grid-template-columns: 130px 1fr; gap: 18px; align-items: center; }
.accuracy-ring { width: 120px; height: 120px; border-radius: 50%; display: grid; place-items: center; background: conic-gradient(var(--primary) var(--score), var(--surface-3) 0); position: relative; }
.accuracy-ring::before { content: ""; position: absolute; inset: 12px; border-radius: 50%; background: var(--surface); }
.accuracy-ring span { position: relative; z-index: 1; font-size: 1.4rem; font-weight: 850; }
.result-summary h3 { margin: 0 0 8px; }
.result-summary p { color: var(--muted); margin: 0; line-height: 1.55; }
.diff-box { margin-top: 19px; border-radius: 15px; padding: 16px; background: var(--surface-2); line-height: 2.05; }
.diff-token { display: inline; border-radius: 5px; padding: 2px 3px; margin-right: 2px; }
.diff-token.correct { color: var(--text); }
.diff-token.wrong, .diff-token.extra { color: var(--danger); background: var(--danger-soft); text-decoration: line-through; }
.diff-token.missing { color: var(--success); background: var(--success-soft); border-bottom: 2px solid var(--success); }
.translation-block { margin-top: 18px; display: grid; gap: 10px; }
.sentence-pair { padding: 14px; border: 1px solid var(--line); border-radius: 13px; background: var(--surface); }
.sentence-pair .fi { margin: 0; font-weight: 700; line-height: 1.55; }
.sentence-pair .tr { margin: 7px 0 0; color: var(--muted); line-height: 1.5; }
.current-sentence { margin-top: 14px; min-height: 48px; padding: 12px 14px; border-radius: 12px; border: 1px dashed var(--line); color: var(--muted); font-size: .82rem; }
.current-sentence.active { border-style: solid; color: var(--primary-strong); background: var(--primary-soft); }

.progress-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 20px; }
.progress-panel { padding: 22px; }
.progress-panel h3 { margin: 0 0 18px; }
.metric-row { display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: center; margin: 15px 0; }
.metric-row p { margin: 0; font-size: .84rem; }
.metric-row strong { font-size: .82rem; }
.metric-bar { grid-column: 1 / -1; height: 8px; background: var(--surface-3); border-radius: 99px; overflow: hidden; }
.metric-bar span { display: block; height: 100%; background: var(--primary); border-radius: inherit; }
.activity-list { display: grid; gap: 10px; }
.activity-item { display: flex; align-items: center; gap: 11px; padding: 11px; border-radius: 13px; background: var(--surface-2); }
.activity-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--primary); }
.activity-item div { display: grid; flex: 1; }
.activity-item small { color: var(--muted); margin-top: 2px; }
.reset-zone { margin-top: 20px; border-top: 1px solid var(--line); padding-top: 18px; }

.verb-dialog { width: min(660px, calc(100vw - 32px)); padding: 0; border: 1px solid var(--line); border-radius: 24px; color: var(--text); background: var(--surface); box-shadow: var(--shadow-lg); }
.verb-dialog::backdrop { background: rgba(4, 19, 17, .55); backdrop-filter: blur(4px); }
.dialog-image { width: 100%; aspect-ratio: 16/7; object-fit: cover; background: var(--surface-2); }
.dialog-body { padding: 24px; }
.dialog-top { display: flex; justify-content: space-between; align-items: start; gap: 15px; }
.dialog-top h2 { margin: 0; font-size: 2rem; letter-spacing: -.04em; }
.dialog-top p { color: var(--primary); margin: 4px 0 0; font-weight: 750; }
.dialog-close { width: 38px; height: 38px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); display: grid; place-items: center; cursor: pointer; }
.dialog-close svg { width: 18px; height: 18px; }
.detail-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin: 19px 0; }
.detail-cell { padding: 12px; border-radius: 13px; background: var(--surface-2); }
.detail-cell small { display: block; color: var(--muted); font-size: .68rem; text-transform: uppercase; letter-spacing: .06em; }
.detail-cell strong { display: block; margin-top: 5px; font-size: .85rem; }
.example-box { border-left: 3px solid var(--primary); padding: 11px 14px; background: var(--primary-soft); border-radius: 0 12px 12px 0; }
.example-box p { margin: 0; line-height: 1.55; }
.example-box p + p { margin-top: 6px; color: var(--muted); font-size: .84rem; }
.dialog-actions { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 9px; }

.toast-region { position: fixed; right: 20px; bottom: 20px; z-index: 100; display: grid; gap: 10px; width: min(360px, calc(100vw - 40px)); }
.toast { padding: 13px 15px; border-radius: 13px; background: var(--text); color: var(--surface); box-shadow: var(--shadow-lg); animation: toastIn .25s ease both; font-size: .84rem; }
@keyframes toastIn { from { opacity: 0; transform: translateY(8px); } }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.muted { color: var(--muted); }
.kicker { color: var(--primary); font-size: .74rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.inline-note { border: 1px solid var(--line); background: var(--surface-2); border-radius: 13px; padding: 12px; color: var(--muted); line-height: 1.5; font-size: .8rem; }

@media (max-width: 1180px) {
  .verb-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
  .stats-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .story-layout { grid-template-columns: 285px minmax(0,1fr); }
}
@media (max-width: 930px) {
  .sidebar { transform: translateX(-102%); box-shadow: var(--shadow-lg); }
  .sidebar.open { transform: none; }
  .main-content { margin-left: 0; padding-inline: 20px; }
  .menu-toggle { display: grid; }
  .hero { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .verb-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .practice-layout, .story-layout, .progress-grid { grid-template-columns: 1fr; }
  .mode-panel, .story-list-panel { position: static; max-height: none; }
  .mode-list { grid-template-columns: repeat(3, minmax(0,1fr)); }
  .story-list { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 650px) {
  .main-content { padding: 0 14px 35px; }
  .topbar { min-height: 82px; }
  .topbar .eyebrow, .profile-chip > span:last-child { display: none; }
  .profile-chip { padding-right: 6px; }
  .hero { min-height: 390px; padding: 25px 21px; }
  .hero h2 { font-size: 2.35rem; }
  .stats-grid, .action-grid, .verb-grid, .story-list, .options { grid-template-columns: 1fr; }
  .mode-list { grid-template-columns: 1fr 1fr; }
  .toolbar > .select { flex: 1 1 140px; }
  .toolbar-meta { width: 100%; margin-left: 0; }
  .practice-card, .story-studio { padding: 18px; }
  .answer-input-row { flex-direction: column; }
  .story-studio-head { flex-direction: column; }
  .player-controls .select { width: 100%; margin-left: 0; }
  .result-summary { grid-template-columns: 1fr; text-align: center; }
  .accuracy-ring { margin: auto; }
  .detail-grid { grid-template-columns: 1fr; }
}

/* Verified, gradual verb lesson system */
.image-pending {
  min-height: 190px;
  display: grid;
  place-items: center;
  padding: 24px;
  text-align: center;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--primary) 8%, transparent), transparent),
    var(--surface-2);
  color: var(--muted);
  font-size: .86rem;
  line-height: 1.45;
}

.lesson-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 28px;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(135deg, var(--surface), color-mix(in srgb, var(--primary) 7%, var(--surface)));
  box-shadow: var(--shadow-sm);
}

.lesson-hero h2 {
  margin: 8px 0 10px;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1;
  letter-spacing: -.045em;
}

.lesson-hero p {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 1.03rem;
  line-height: 1.7;
}

.lesson-summary {
  min-width: 190px;
  padding: 22px;
  border-radius: 22px;
  background: var(--primary);
  color: white;
  text-align: center;
}

.lesson-summary strong {
  display: block;
  font-size: 2rem;
}

.lesson-summary span {
  display: block;
  margin-top: 4px;
  opacity: .82;
  font-size: .86rem;
}

.lesson-quality-note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 18px 0;
  padding: 14px 17px;
  border: 1px solid color-mix(in srgb, var(--success) 34%, var(--line));
  border-radius: 16px;
  background: color-mix(in srgb, var(--success) 9%, var(--surface));
  color: var(--text);
  font-size: .92rem;
}

.lesson-quality-note svg { width: 19px; height: 19px; color: var(--success); flex: 0 0 auto; }

.lesson-map {
  display: grid;
  gap: 16px;
}

.lesson-card {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr) 180px auto;
  align-items: center;
  gap: 22px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.lesson-card.completed {
  border-color: color-mix(in srgb, var(--success) 45%, var(--line));
}

.lesson-card.locked {
  grid-template-columns: 90px minmax(0, 1fr) auto;
  opacity: .78;
  background: var(--surface-2);
}

.lesson-number {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 18px;
  background: color-mix(in srgb, var(--primary) 11%, var(--surface));
  color: var(--primary);
  font-weight: 850;
}

.lesson-card h3 {
  margin: 4px 0;
  font-size: 1.35rem;
}

.lesson-card p {
  margin: 0;
  color: var(--muted);
}

.lesson-word-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 12px;
}

.lesson-word-row span {
  padding: 6px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-2);
  font-size: .78rem;
  font-weight: 750;
}

.lesson-word-row.large {
  justify-content: center;
  margin: 24px 0;
}

.lesson-word-row.large span { font-size: .9rem; padding: 9px 12px; }

.lesson-card-photo {
  overflow: hidden;
  height: 112px;
  border-radius: 18px;
  background: var(--surface-2);
}

.lesson-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lesson-lock {
  max-width: 220px;
  padding: 10px 13px;
  border-radius: 14px;
  background: var(--surface);
  color: var(--muted);
  font-size: .8rem;
  text-align: center;
}

.lesson-player {
  max-width: 980px;
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--surface);
  box-shadow: var(--shadow-lg);
}

.lesson-player-head,
.lesson-player-foot {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
}

.lesson-player-head {
  border-bottom: 1px solid var(--line);
}

.lesson-player-head .progress-track { flex: 1; }
.lesson-player-head > span { color: var(--muted); font-weight: 750; white-space: nowrap; }

.lesson-player-foot {
  justify-content: space-between;
  border-top: 1px solid var(--line);
  background: var(--surface-2);
}

.lesson-stage {
  min-height: 610px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 34px clamp(22px, 5vw, 64px);
}

.teach-card {
  display: grid;
  grid-template-columns: minmax(280px, 1.15fr) minmax(240px, .85fr);
  gap: 28px;
  align-items: center;
}

.teach-card > .question-label,
.teach-sentence {
  grid-column: 1 / -1;
}

.teach-photo-wrap {
  position: relative;
  overflow: hidden;
  border-radius: 24px;
  background: var(--surface-2);
}

.teach-photo {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}

.photo-source {
  position: absolute;
  right: 12px;
  bottom: 12px;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(10, 18, 18, .72);
  color: white;
  font-size: .72rem;
  text-decoration: none;
  backdrop-filter: blur(8px);
}

.teach-copy h2 {
  margin: 0;
  font-size: clamp(3rem, 7vw, 5.6rem);
  line-height: .95;
  letter-spacing: -.055em;
}

.teach-copy > strong {
  display: block;
  margin: 12px 0 22px;
  color: var(--primary);
  font-size: 1.45rem;
}

.sound-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid color-mix(in srgb, var(--primary) 35%, var(--line));
  border-radius: 999px;
  background: color-mix(in srgb, var(--primary) 8%, var(--surface));
  color: var(--primary);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.sound-pill svg { width: 19px; height: 19px; }
.sound-pill.centered { align-self: center; margin: -2px auto 20px; }

.teach-sentence {
  display: grid;
  gap: 5px;
  padding: 18px 20px;
  border-left: 4px solid var(--primary);
  border-radius: 0 16px 16px 0;
  background: var(--surface-2);
}

.teach-sentence span { font-size: 1.2rem; font-weight: 800; }
.teach-sentence small { color: var(--muted); font-size: .95rem; }

.photo-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.photo-option {
  position: relative;
  overflow: hidden;
  min-height: 230px;
  padding: 0;
  border: 3px solid transparent;
  border-radius: 20px;
  background: var(--surface-2);
  cursor: pointer;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.photo-option:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.photo-option.correct { border-color: var(--success); }
.photo-option.wrong { border-color: var(--danger); }
.photo-option:disabled { cursor: default; }

.photo-option-image {
  width: 100%;
  height: 100%;
  min-height: 230px;
  object-fit: cover;
  display: block;
}

.verified-question-image {
  max-width: 760px;
  height: 330px;
  margin: 0 auto 22px;
  border-radius: 22px;
  object-fit: cover;
}

.sentence-learning-card {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  max-width: 780px;
  margin: 0 auto 24px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--surface-2);
}

.sentence-photo {
  width: 100%;
  height: 160px;
  border-radius: 15px;
  object-fit: cover;
}

.sentence-learning-card strong { display: block; font-size: 1.45rem; }
.sentence-learning-card small { display: block; margin-top: 9px; color: var(--muted); }

.lesson-complete {
  max-width: 760px;
  min-height: 590px;
  margin: 0 auto;
  display: grid;
  place-items: center;
  align-content: center;
  padding: 44px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--surface);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.lesson-complete .stat-icon {
  width: 72px;
  height: 72px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
}

.lesson-complete .stat-icon svg { width: 38px; height: 38px; }
.lesson-complete h2 { margin: 8px 0; font-size: 3.2rem; }
.lesson-complete > p { max-width: 580px; color: var(--muted); line-height: 1.7; }

@media (max-width: 900px) {
  .lesson-card { grid-template-columns: 58px minmax(0, 1fr) auto; }
  .lesson-card-photo { display: none; }
  .lesson-card.locked { grid-template-columns: 58px minmax(0, 1fr); }
  .lesson-card.locked .lesson-lock { grid-column: 2; }
  .teach-card { grid-template-columns: 1fr; }
  .teach-card > .question-label, .teach-sentence { grid-column: auto; }
  .teach-photo { height: 330px; }
}

@media (max-width: 680px) {
  .lesson-hero { grid-template-columns: 1fr; padding: 24px; }
  .lesson-summary { min-width: 0; }
  .lesson-card { grid-template-columns: 48px minmax(0, 1fr); gap: 14px; }
  .lesson-card .btn { grid-column: 1 / -1; width: 100%; }
  .lesson-card.locked { grid-template-columns: 48px minmax(0, 1fr); }
  .lesson-stage { min-height: 540px; padding: 24px 16px; }
  .lesson-player-head, .lesson-player-foot { padding: 14px; }
  .lesson-player-foot { align-items: stretch; flex-direction: column; }
  .lesson-player-foot .btn { width: 100%; }
  .teach-photo { height: 260px; }
  .teach-copy h2 { font-size: 3.5rem; }
  .photo-options { grid-template-columns: 1fr 1fr; gap: 9px; }
  .photo-option, .photo-option-image { min-height: 150px; }
  .verified-question-image { height: 260px; }
  .sentence-learning-card { grid-template-columns: 1fr; }
  .sentence-photo { height: 190px; }
  .lesson-complete { padding: 28px 18px; }
}

/* Semantic image resolver, 100 lesson groups and verified meanings */
.image-shell {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 150px;
  margin: 0;
  overflow: hidden;
  border-radius: inherit;
  background: var(--surface-2);
}
.image-shell > img { width: 100%; height: 100%; object-fit: cover; display: block; }
.image-shell > img[hidden] { display: none; }
.image-loader,
.image-unavailable {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 9px;
  padding: 18px;
  text-align: center;
  color: var(--muted);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--primary) 8%, transparent), transparent),
    var(--surface-2);
}
.image-loader[hidden], .image-unavailable[hidden] { display: none; }
.image-loader small, .image-unavailable small { max-width: 260px; line-height: 1.45; }
.image-unavailable strong { color: var(--text); font-size: .84rem; }
.image-spinner {
  width: 28px;
  height: 28px;
  border: 3px solid color-mix(in srgb, var(--primary) 20%, var(--line));
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: imageSpin .8s linear infinite;
}
@keyframes imageSpin { to { transform: rotate(360deg); } }
.image-credit {
  position: absolute;
  right: 9px;
  bottom: 9px;
  z-index: 3;
  display: flex;
  gap: 6px;
  align-items: center;
  padding: 5px;
  border-radius: 999px;
  background: rgba(8, 18, 17, .82);
  backdrop-filter: blur(8px);
}
.image-credit[hidden] { display: none; }
.image-credit a,
.image-retry {
  border: 0;
  padding: 5px 8px;
  color: #fff;
  background: transparent;
  font: inherit;
  font-size: .66rem;
  text-decoration: none;
  cursor: pointer;
}
.image-retry { border-left: 1px solid rgba(255,255,255,.24); }
.verb-image-wrap > .image-shell { position: absolute; inset: 0; min-height: 0; }
.verb-image-wrap .verb-badges { position: relative; z-index: 4; }
.lesson-card-photo > .image-shell,
.teach-photo-wrap > .image-shell,
.photo-option > .image-shell,
.dialog-image > .image-shell { min-height: 100%; }
.question-image-shell { max-width: 760px; height: 330px; margin: 0 auto 22px; border-radius: 22px; }
.question-image-shell .question-image { max-height: none; border-radius: inherit; }
.teach-photo-shell { height: 380px; border-radius: 24px; }
.lesson-thumb-shell { height: 112px; border-radius: 18px; }
.dialog-photo-shell { aspect-ratio: 16/7; min-height: 250px; border-radius: 0; }
.photo-option-image-shell { position: absolute; inset: 0; min-height: 100%; border-radius: 17px; }
.meaning-alt { display: block; margin-top: 4px; color: var(--muted); line-height: 1.35; }
.meaning-panel {
  margin-top: 14px;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-2);
}
.meaning-panel p { margin: 6px 0 0; color: var(--muted); }
.source-row { display: grid; gap: 5px; margin-top: 16px; }
.source-row a, .teach-sentence a { color: var(--primary); font-weight: 750; text-decoration: none; }
.source-row small { color: var(--muted); }
.dialog-content { padding: 24px; }
.dialog-content h2 { margin: 4px 0 0; font-size: 2.1rem; letter-spacing: -.04em; }
.dialog-translation { margin: 5px 0 0; color: var(--primary); font-weight: 800; font-size: 1.15rem; }
.dialog-example { display: grid; gap: 6px; margin-top: 16px; padding: 14px; border-left: 3px solid var(--primary); background: var(--primary-soft); border-radius: 0 12px 12px 0; }
.dialog-example span { color: var(--muted); }
.verb-dialog > .dialog-close { position: absolute; top: 12px; right: 12px; z-index: 8; background: rgba(255,255,255,.9); color: #15302e; }
.category-jump {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 2px 0 16px;
  scrollbar-width: thin;
}
.category-jump button {
  flex: 0 0 auto;
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  background: var(--surface);
  font: inherit;
  font-size: .78rem;
  font-weight: 750;
  cursor: pointer;
}
.category-jump span { color: var(--primary); }
.lesson-groups { display: grid; gap: 28px; }
.lesson-group { scroll-margin-top: 100px; }
.lesson-group > header {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 16px;
  margin-bottom: 12px;
  padding: 0 4px;
}
.lesson-group > header h3 { margin: 4px 0 0; font-size: 1.45rem; }
.lesson-group > header > strong { color: var(--primary); }
.context-learning-card {
  display: grid;
  gap: 8px;
  max-width: 760px;
  margin: 0 auto 22px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface-2);
  text-align: center;
}
.context-learning-card small { color: var(--primary); font-weight: 800; font-size: 1rem; }
.context-learning-card strong { font-size: 1.25rem; }
.context-learning-card span { color: var(--muted); }
.lesson-footer-actions { display: flex; align-items: center; gap: 8px; }
.feedback.neutral { background: var(--surface-2); color: var(--muted); }
.teach-copy > small { display: block; margin: -12px 0 20px; color: var(--muted); line-height: 1.45; }

@media (max-width: 680px) {
  .question-image-shell { height: 260px; }
  .teach-photo-shell { height: 260px; }
  .lesson-footer-actions { width: 100%; flex-direction: column; }
  .lesson-footer-actions .btn { width: 100%; }
  .image-credit { right: 6px; bottom: 6px; }
}

/* Fixed visual system — no random image search */
.image-shell.is-animation { background: linear-gradient(145deg, var(--surface-2), var(--surface)); }
.image-shell.is-animation img { object-fit: contain; background: transparent; }
.visual-kind-local { justify-content: center; color: var(--muted); font-weight: 700; }
.photo-option .image-shell.is-animation img { object-fit: contain; padding: 2px; }
.visual-system-note { border:1px solid var(--line); background:var(--surface); border-radius:16px; padding:14px 16px; color:var(--muted); }


/* Fixed 5x2 semantic photo sheets: one deterministic external image per lesson,
   cropped locally into ten verb panels. A local SVG is always the second layer. */
.ai-photo-panel {
  width: 100%;
  height: 100%;
  min-height: inherit;
  display: block;
  background-image: var(--sheet-url), var(--fallback-url);
  background-repeat: no-repeat, no-repeat;
  background-size: 500% 200%, contain;
  background-position: var(--photo-x) var(--photo-y), center;
  background-color: var(--surface-2);
}
.ai-sheet-shell { isolation: isolate; }
.ai-sheet-shell::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.08);
}
.photo-option .ai-photo-panel { min-height: 230px; }
.lesson-thumb.ai-photo-panel { min-height: 112px; }
.teach-photo.ai-photo-panel { min-height: 380px; }
.dialog-photo.ai-photo-panel { min-height: 250px; }
@media (max-width: 720px) {
  .teach-photo.ai-photo-panel { min-height: 260px; }
  .photo-option .ai-photo-panel { min-height: 150px; }
}


/* Bölüm 1: her fiil için sabit anahtar kelimeli fotoğraf alanı. */
.individual-photo-shell { position: relative; overflow: hidden; background-color: var(--surface-2); background-image: var(--local-visual); background-repeat:no-repeat; background-position:center; background-size:contain; }
.individual-photo-shell img { width: 100%; height: 100%; object-fit: cover; display: block; }
.individual-photo-shell.uses-local-fallback img { object-fit: contain; padding: 0; background: var(--surface-2); }
.individual-photo-shell .image-credit { position: absolute; right: 10px; bottom: 10px; z-index: 3; }
.individual-photo-shell .image-credit a { display: inline-flex; align-items: center; border-radius: 999px; padding: 5px 9px; background: rgba(10,28,28,.78); color: #fff; font-size: 11px; text-decoration: none; backdrop-filter: blur(7px); }
.teach-sentence em { display:block; margin-bottom:5px; color:var(--muted); font-size:11px; font-style:normal; font-weight:800; letter-spacing:.06em; text-transform:uppercase; }
.dialog-example > small:first-child { display:block; color:var(--muted); font-weight:800; margin-bottom:4px; }
/* Disable legacy contact-sheet backgrounds even if old browser cache retains a stale class. */
.ai-photo-panel { background-image:none !important; }

/* FinnFlow Professional v3 */
.sidebar { overflow-y: auto; }
.nav { padding-bottom: 12px; }
.network-banner {
  position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); z-index: 100;
  max-width: min(680px, calc(100% - 28px)); padding: 11px 16px; border-radius: 999px;
  background: var(--warning-soft); color: var(--warning); border: 1px solid color-mix(in srgb, var(--warning) 22%, var(--line));
  box-shadow: var(--shadow-lg); font-weight: 720; font-size: .82rem; text-align: center;
}
.network-banner[hidden] { display: none; }
.dashboard-hero {
  display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(220px, .65fr); gap: 24px; align-items: center;
  padding: clamp(25px, 4vw, 46px); border-radius: var(--radius-lg); color: #fff; overflow: hidden;
  background: radial-gradient(circle at 85% 15%, rgba(255,255,255,.18), transparent 28%), linear-gradient(135deg, #0b6b63, #0a4f4a 60%, #173d4c);
  box-shadow: var(--shadow-lg);
}
.dashboard-hero h2 { margin: 18px 0 14px; max-width: 760px; font-size: clamp(2rem, 4vw, 3.45rem); line-height: 1.02; letter-spacing: -.055em; }
.dashboard-hero p { max-width: 720px; margin: 0; color: rgba(255,255,255,.78); line-height: 1.7; }
.dashboard-hero .btn-primary { background: #fff; color: #07544e; }
.dashboard-hero .btn-secondary { color: #fff; background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.28); }
.goal-ring-card { display: grid; justify-items: center; gap: 13px; }
.goal-ring-card > p { color: rgba(255,255,255,.8); font-weight: 760; }
.goal-ring {
  width: 175px; height: 175px; border-radius: 50%; display: grid; place-items: center; position: relative;
  background: conic-gradient(#fff var(--goal), rgba(255,255,255,.18) 0); box-shadow: 0 20px 45px rgba(0,0,0,.18);
}
.goal-ring::before { content: ""; position: absolute; inset: 14px; border-radius: 50%; background: #0b5752; }
.goal-ring div { position: relative; z-index: 1; display: grid; text-align: center; }
.goal-ring strong { font-size: 2.2rem; }
.goal-ring span { font-size: .75rem; color: rgba(255,255,255,.72); }
.dashboard-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 20px; margin-top: 20px; }
.dashboard-panel { padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow-sm); }
.panel-head { display: flex; justify-content: space-between; gap: 15px; align-items: flex-start; }
.panel-head h3 { margin: 5px 0 6px; font-size: 1.24rem; letter-spacing: -.025em; }
.panel-head p { margin: 0; color: var(--muted); line-height: 1.5; }
.panel-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 19px; }
.lesson-level { min-width: 43px; min-height: 34px; display: grid; place-items: center; border-radius: 10px; color: var(--primary-strong); background: var(--primary-soft); font-weight: 850; }
.weekly-chart { height: 142px; display: flex; align-items: end; justify-content: space-between; gap: 9px; margin-top: 20px; }
.week-bar { height: 100%; flex: 1; min-width: 18px; display: flex; flex-direction: column; justify-content: end; align-items: center; gap: 7px; }
.week-bar span { width: min(27px, 100%); min-height: 6px; border-radius: 8px 8px 4px 4px; background: linear-gradient(var(--primary), var(--primary-strong)); transition: height .3s ease; }
.week-bar small { color: var(--muted); font-size: .7rem; text-transform: capitalize; }
.action-badge { margin-left: 8px; padding: 3px 7px; border-radius: 999px; background: var(--primary-soft); color: var(--primary-strong); font-size: .63rem; vertical-align: middle; }
.quality-strip { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; margin-top: 20px; padding: 18px 20px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
.quality-strip > span { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 13px; color: var(--success); background: var(--success-soft); }
.quality-strip svg { width: 21px; height: 21px; }
.quality-strip strong { display: block; }
.quality-strip p { margin: 4px 0 0; color: var(--muted); line-height: 1.5; font-size: .8rem; }
.quality-strip button:disabled, .data-actions button:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.stage-chip, .review-reason { width: max-content; margin: 18px auto 0; padding: 7px 11px; border-radius: 999px; color: var(--primary-strong); background: var(--primary-soft); font-size: .72rem; font-weight: 820; }
.review-reason { display: flex; align-items: center; gap: 7px; }
.review-reason svg { width: 16px; height: 16px; }
.teach-layout { display: grid; grid-template-columns: minmax(240px, .8fr) minmax(300px, 1.2fr); gap: 30px; align-items: center; }
.teach-photo { min-width: 0; }
.teach-photo .image-shell { aspect-ratio: 4/3; }
.teach-copy .question-title { margin-bottom: 7px; }
.teach-meaning { margin: 0 0 22px; color: var(--primary); font-size: 1.3rem; font-weight: 820; }
.teach-sentence { display: grid; gap: 7px; padding: 17px; border-radius: 16px; background: var(--surface-2); }
.teach-sentence strong { font-size: 1.1rem; }
.teach-sentence span { color: var(--muted); }
.teach-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 18px; }
.photo-options { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.photo-option { overflow: hidden; padding: 0; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); cursor: pointer; text-align: left; }
.photo-option:hover { border-color: var(--primary); }
.photo-option .image-shell { aspect-ratio: 16/9; margin: 0; border-radius: 0; }
.photo-option > span { display: block; padding: 11px 13px; font-weight: 780; }
.photo-option.correct { border-color: var(--success); background: var(--success-soft); }
.photo-option.wrong { border-color: var(--danger); background: var(--danger-soft); }
.context-question { line-height: 1.25; }
.question-translation { margin: -10px 0 20px; color: var(--muted); font-size: 1rem; }
.order-answer { min-height: 72px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding: 13px; border: 1px dashed var(--line); border-radius: 15px; background: var(--surface-2); }
.order-answer > span { color: var(--muted); }
.word-bank { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 18px; }
.word-chip, .selected-word { min-height: 42px; padding: 9px 13px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); cursor: pointer; font-weight: 720; }
.word-chip:disabled { opacity: .28; cursor: default; }
.selected-word { color: var(--primary-strong); background: var(--primary-soft); border-color: color-mix(in srgb, var(--primary) 25%, var(--line)); }
.order-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 16px; }
.feedback p { margin: 5px 0 12px; }
.review-schedule-note { margin: 8px 0 13px; font-size: .8rem; }
.result-kpis { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 10px; width: 100%; max-width: 560px; margin: 20px auto; }
.result-kpis > div { padding: 14px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-2); display: grid; gap: 4px; }
.result-kpis strong { font-size: 1.4rem; }
.result-kpis span { color: var(--muted); font-size: .72rem; }
.weak-verb-list { display: flex; justify-content: center; flex-wrap: wrap; gap: 7px; max-width: 650px; }
.weak-verb-list span { padding: 7px 10px; border-radius: 999px; color: var(--danger); background: var(--danger-soft); font-size: .76rem; font-weight: 760; }
.success-note { padding: 12px 16px; border-radius: 13px; background: var(--success-soft); color: var(--success); font-weight: 760; }
.review-player { max-width: 960px; min-height: 620px; margin: 0 auto; padding: clamp(20px, 4vw, 38px); border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); box-shadow: var(--shadow-sm); }
.review-hero { align-items: center; }
.review-stack { display: grid; gap: 10px; min-width: 250px; }
.review-stack > div { display: flex; justify-content: space-between; gap: 14px; padding: 14px 16px; border: 1px solid rgba(255,255,255,.18); border-radius: 14px; background: rgba(255,255,255,.09); }
.review-stack strong { font-size: 1.25rem; }
.review-stack span { color: rgba(255,255,255,.76); }
.review-explainer { margin-top: 20px; }
.process-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; margin-top: 17px; }
.process-grid > div { padding: 17px; border-radius: 16px; background: var(--surface-2); }
.process-grid > div > span { width: 30px; height: 30px; display: grid; place-items: center; margin-bottom: 11px; border-radius: 10px; color: #fff; background: var(--primary); font-weight: 850; }
.process-grid strong { display: block; }
.process-grid p { margin: 7px 0 0; color: var(--muted); line-height: 1.5; font-size: .8rem; }
.mistake-list { display: grid; gap: 14px; }
.mistake-card { display: grid; grid-template-columns: 190px 1fr; gap: 19px; padding: 15px; border: 1px solid var(--line); border-radius: 19px; background: var(--surface); box-shadow: var(--shadow-sm); }
.mistake-visual .image-shell { height: 100%; min-height: 190px; margin: 0; }
.mistake-head { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.mistake-head h3 { margin: 5px 0 0; font-size: 1.3rem; }
.mistake-head h3 small { color: var(--primary); font-size: .8rem; font-weight: 730; }
.mistake-comparison { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 10px; margin-top: 15px; }
.mistake-comparison > div { padding: 12px; border-radius: 13px; background: var(--surface-2); }
.mistake-comparison span { display: block; margin-bottom: 5px; color: var(--muted); font-size: .7rem; }
.wrong-text { color: var(--danger); }
.correct-text { color: var(--success); }
.mistake-explanation { color: var(--muted); line-height: 1.6; }
.mistake-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.grammar-card { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 10px; margin-top: 16px; }
.grammar-card > div { padding: 13px; border-radius: 13px; background: var(--surface-2); }
.grammar-card span, .review-meta span { display: block; color: var(--muted); font-size: .72rem; }
.grammar-card strong { display: block; margin-top: 5px; }
.review-meta { display: grid; gap: 8px; margin-top: 16px; }
.review-meta span { display: flex; align-items: center; gap: 7px; }
.review-meta svg { width: 16px; height: 16px; }
.dictionary-link { display: inline-flex; align-items: center; gap: 7px; margin-top: 17px; color: var(--primary); font-weight: 760; text-decoration: none; }
.dictionary-link svg { width: 17px; height: 17px; }
.dialog-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.dialog-footer { flex-wrap: wrap; }
.voice-quality-card { display: flex; gap: 12px; align-items: flex-start; margin-top: 20px; padding: 13px 15px; border-radius: 14px; border: 1px solid var(--line); }
.voice-quality-card.ready { background: var(--success-soft); color: var(--success); }
.voice-quality-card.warning { background: var(--warning-soft); color: var(--warning); }
.voice-quality-card > svg { width: 20px; height: 20px; flex: 0 0 auto; }
.voice-quality-card strong { display: block; }
.voice-quality-card p { margin: 4px 0 0; opacity: .8; font-size: .76rem; line-height: 1.5; }
.player-controls #voiceSelect { max-width: 215px; }
.time-chart { height: 210px; display: flex; gap: 12px; align-items: end; justify-content: space-between; padding-top: 25px; }
.time-column { height: 100%; flex: 1; display: flex; flex-direction: column; justify-content: end; align-items: center; gap: 6px; }
.time-column > span { width: min(34px, 80%); min-height: 5px; border-radius: 9px 9px 3px 3px; background: var(--primary); }
.time-column strong { font-size: .68rem; }
.time-column small { color: var(--muted); font-size: .7rem; text-transform: capitalize; }
.section-subtitle { margin-top: 28px !important; }
.setting-row { display: flex; justify-content: space-between; gap: 15px; align-items: center; padding: 15px 0; border-bottom: 1px solid var(--line); }
.setting-row span { display: grid; gap: 4px; }
.setting-row small { color: var(--muted); }
.setting-row input { width: 90px; min-height: 42px; border: 1px solid var(--line); border-radius: 11px; padding: 8px 10px; color: var(--text); background: var(--surface); }
.data-actions { display: grid; gap: 9px; margin-top: 18px; }
.file-button { cursor: pointer; }
.quality-check-list { display: grid; gap: 10px; }
.quality-check-list > div { display: flex; gap: 12px; align-items: flex-start; padding: 13px; border-radius: 13px; color: var(--success); background: var(--success-soft); }
.quality-check-list > div.quality-warning { color: var(--warning); background: var(--warning-soft); }
.quality-check-list svg { width: 19px; height: 19px; flex: 0 0 auto; }
.quality-check-list strong, .quality-check-list small { display: block; }
.quality-check-list small { margin-top: 3px; opacity: .78; }
.image-credit span { display: inline-flex; align-items: center; border-radius: 999px; padding: 5px 9px; background: rgba(10,28,28,.78); color: #fff; font-size: 11px; }
.individual-photo-shell img { object-fit: contain; background: var(--surface-2); }

@media (max-width: 1100px) {
  .dashboard-grid { grid-template-columns: 1fr; }
  .dashboard-hero { grid-template-columns: 1fr auto; }
  .mistake-card { grid-template-columns: 145px 1fr; }
}
@media (max-width: 900px) {
  .dashboard-hero { grid-template-columns: 1fr; }
  .goal-ring-card { justify-self: start; grid-template-columns: auto 1fr; align-items: center; }
  .goal-ring { width: 130px; height: 130px; }
  .teach-layout { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .player-controls #voiceSelect { max-width: none; width: 100%; order: 5; }
}
@media (max-width: 720px) {
  .quality-strip { grid-template-columns: auto 1fr; }
  .quality-strip button { grid-column: 1/-1; width: 100%; }
  .photo-options { grid-template-columns: 1fr; }
  .result-kpis { grid-template-columns: 1fr; }
  .mistake-card { grid-template-columns: 1fr; }
  .mistake-visual .image-shell { min-height: 220px; }
  .mistake-comparison { grid-template-columns: 1fr; }
  .grammar-card { grid-template-columns: 1fr; }
  .dashboard-hero h2 { font-size: 2.2rem; }
  .goal-ring-card { justify-self: stretch; }
  .goal-ring { width: 112px; height: 112px; }
  .goal-ring strong { font-size: 1.6rem; }
  .review-stack { min-width: 0; width: 100%; }
  .lesson-player, .review-player { padding: 17px; border-radius: 20px; }
  .question-title { font-size: 1.65rem; }
  .answer-input-row { flex-direction: column; }
  .answer-input-row .btn { width: 100%; }
}

/* Mobile-first installed-app navigation */
@media (max-width: 720px) {
  .sidebar {
    inset: auto 0 0 0;
    width: 100%; height: 76px; padding: 7px 8px calc(7px + env(safe-area-inset-bottom));
    transform: none !important; overflow: visible; border-right: 0; border-top: 1px solid var(--line);
    box-shadow: 0 -10px 30px rgba(20, 55, 50, .1); z-index: 60;
  }
  .brand, .sidebar-foot { display: none; }
  .nav { display: flex; gap: 4px; overflow-x: auto; padding: 0; scrollbar-width: none; }
  .nav::-webkit-scrollbar { display: none; }
  .nav-item {
    flex: 1 0 68px; min-width: 68px; min-height: 60px; padding: 7px 5px;
    flex-direction: column; justify-content: center; gap: 4px; text-align: center; border-radius: 12px;
    font-size: .62rem; line-height: 1.05;
  }
  .nav-item:hover { transform: none; }
  .nav-icon, .nav-icon svg { width: 19px; height: 19px; }
  .main-content { padding-bottom: calc(100px + env(safe-area-inset-bottom)); }
  .menu-toggle { display: none; }
  .toast-region { bottom: calc(90px + env(safe-area-inset-bottom)); }
  .network-banner { bottom: calc(90px + env(safe-area-inset-bottom)); border-radius: 14px; }
}

.sidebar-build{margin:8px 16px 4px;padding:8px 10px;border-radius:10px;background:rgba(15,118,110,.09);color:var(--primary);font-size:12px;font-weight:800;text-align:center;letter-spacing:.02em}

/* Visual Manager */
.image-manager-hero {
  display: grid; grid-template-columns: minmax(0,1fr) 260px; gap: 28px; align-items: center;
  padding: 28px; border-radius: 24px; color: #fff;
  background: linear-gradient(135deg, #0d4f4b, #176f67); box-shadow: var(--shadow-md);
}
.image-manager-hero h2 { margin: 8px 0 10px; max-width: 760px; font-size: clamp(1.8rem, 4vw, 3rem); line-height: 1.08; }
.image-manager-hero p { margin: 0; max-width: 780px; color: rgba(255,255,255,.8); line-height: 1.65; }
.image-manager-progress { padding: 20px; border: 1px solid rgba(255,255,255,.18); border-radius: 18px; background: rgba(255,255,255,.1); }
.image-manager-progress strong { display: block; font-size: 2rem; }
.image-manager-progress span { display: block; margin-top: 4px; color: rgba(255,255,255,.76); }
.image-manager-progress > div { height: 10px; margin-top: 15px; overflow: hidden; border-radius: 999px; background: rgba(255,255,255,.18); }
.image-manager-progress i { display: block; height: 100%; border-radius: inherit; background: #f2c94c; }
.visual-storage-note { display: flex; gap: 13px; align-items: flex-start; margin: 18px 0; padding: 15px 17px; border: 1px solid var(--line); border-radius: 16px; color: var(--success); background: var(--success-soft); }
.visual-storage-note.warning { color: var(--warning); background: var(--warning-soft); }
.visual-storage-note > svg { width: 22px; height: 22px; flex: 0 0 auto; }
.visual-storage-note strong { display: block; }
.visual-storage-note p { margin: 5px 0 0; line-height: 1.55; opacity: .84; }
.image-manager-toolbar { display: grid; grid-template-columns: minmax(260px,1fr) 190px auto auto; gap: 10px; align-items: center; margin: 20px 0 12px; }
.image-manager-toolbar .search-box { min-height: 46px; }
.image-manager-summary { display: flex; gap: 8px; align-items: baseline; margin: 14px 0; color: var(--muted); }
.image-manager-summary strong { color: var(--text); font-size: 1.2rem; }
.image-manager-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 16px; }
.image-manager-card { overflow: hidden; border: 1px solid var(--line); border-radius: 19px; background: var(--surface); box-shadow: var(--shadow-sm); }
.image-manager-card.custom { border-color: color-mix(in srgb, var(--success) 48%, var(--line)); }
.image-manager-preview { position: relative; height: 190px; background: var(--surface-2); }
.image-manager-preview > .image-shell { position: absolute; inset: 0; min-height: 0; margin: 0; border-radius: 0; }
.image-manager-card-body { padding: 15px; }
.image-manager-card-body h3 { margin: 6px 0 5px; font-size: 1.25rem; }
.image-manager-card-body h3 small { color: var(--primary); font-size: .78rem; }
.image-manager-card-body p { min-height: 38px; margin: 0 0 13px; color: var(--muted); font-size: .78rem; line-height: 1.5; }
.visual-status { position: absolute; right: 10px; top: 10px; z-index: 4; display: inline-flex; align-items: center; gap: 5px; padding: 6px 9px; border-radius: 999px; color: var(--muted); background: rgba(255,255,255,.88); box-shadow: var(--shadow-sm); font-size: .67rem; font-weight: 800; backdrop-filter: blur(8px); }
.visual-status.ready { color: var(--success); background: rgba(237,252,247,.94); }
.visual-status svg { width: 14px; height: 14px; }
.individual-photo-shell.uses-custom-image img { object-fit: cover; background: #111; }

.image-settings-dialog { width: min(1040px, calc(100vw - 28px)); max-height: calc(100vh - 28px); padding: 0; overflow: auto; border: 1px solid var(--line); border-radius: 24px; color: var(--text); background: var(--surface); box-shadow: var(--shadow-lg); }
.image-settings-dialog::backdrop { background: rgba(4,19,17,.62); backdrop-filter: blur(5px); }
.image-editor-shell { position: relative; padding: 26px; }
.image-editor-shell > .dialog-close { position: absolute; top: 16px; right: 16px; z-index: 10; }
.image-editor-header { display: flex; justify-content: space-between; gap: 20px; align-items: flex-start; padding-right: 54px; }
.image-editor-header h2 { margin: 5px 0; font-size: 2rem; }
.image-editor-header h2 small { display: inline; color: var(--primary); font-size: .9rem; }
.image-editor-header p { margin: 0; color: var(--muted); }
.image-editor-header .visual-status { position: static; flex: 0 0 auto; }
.image-editor-grid { display: grid; grid-template-columns: minmax(280px,.85fr) minmax(360px,1.15fr); gap: 22px; margin-top: 24px; }
.image-editor-preview, .image-editor-controls { padding: 18px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface-2); }
.image-editor-preview h3 { margin-top: 0; }
.image-editor-preview > .image-shell { height: 330px; margin: 0; border-radius: 15px; background: var(--surface); }
.image-editor-preview p { margin: 11px 0 0; color: var(--muted); font-size: .76rem; line-height: 1.5; }
.image-editor-controls { background: var(--surface); }
.editor-step { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 11px; }
.editor-step > span { width: 31px; height: 31px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 10px; color: #fff; background: var(--primary); font-weight: 850; }
.editor-step strong { display: block; }
.editor-step p { margin: 4px 0 0; color: var(--muted); font-size: .75rem; line-height: 1.5; }
.google-search-row { display: grid; grid-template-columns: 1fr auto; gap: 8px; margin-bottom: 20px; }
.google-search-row input, .url-import-block input { min-height: 45px; width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 12px; color: var(--text); background: var(--surface); }
.image-drop-zone { min-height: 145px; display: grid; place-items: center; align-content: center; gap: 7px; margin-top: 11px; padding: 18px; border: 2px dashed var(--line); border-radius: 16px; text-align: center; color: var(--muted); background: var(--surface-2); outline: none; transition: .2s ease; }
.image-drop-zone.dragging, .image-drop-zone:focus { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }
.image-drop-zone svg { width: 30px; height: 30px; }
.image-drop-zone strong { color: var(--text); }
.image-drop-zone span { font-size: .73rem; }
.image-source-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 10px; }
.url-import-block { margin-top: 18px; }
.url-import-block label { display: flex; justify-content: space-between; gap: 10px; margin-bottom: 7px; font-weight: 740; }
.url-import-block label small { color: var(--muted); font-weight: 500; }
.url-import-block > div { display: grid; grid-template-columns: 1fr auto; gap: 8px; }
.image-editor-controls .btn-danger { margin-top: 18px; }
.image-editor-footer { display: flex; justify-content: space-between; gap: 16px; align-items: center; margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--line); }
.image-editor-footer p { margin: 0; max-width: 680px; color: var(--muted); font-size: .76rem; line-height: 1.5; }
.settings-image { width: 100%; height: 100%; }

@media (max-width: 1050px) {
  .image-manager-toolbar { grid-template-columns: 1fr 180px; }
  .image-manager-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 820px) {
  .image-manager-hero { grid-template-columns: 1fr; }
  .image-manager-progress { min-width: 0; }
  .image-editor-grid { grid-template-columns: 1fr; }
  .image-editor-preview > .image-shell { height: 280px; }
}
@media (max-width: 640px) {
  .image-manager-toolbar, .image-manager-grid, .google-search-row, .image-source-actions, .url-import-block > div { grid-template-columns: 1fr; }
  .image-manager-preview { height: 210px; }
  .image-editor-shell { padding: 18px; }
  .image-editor-header { display: block; padding-right: 44px; }
  .image-editor-header .visual-status { margin-top: 10px; }
  .image-editor-footer { align-items: stretch; flex-direction: column; }
  .image-editor-footer .btn { width: 100%; }
}
.image-manager-card[role="button"] { cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.image-manager-card[role="button"]:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.image-manager-card[role="button"]:focus-visible { outline: 3px solid color-mix(in srgb, var(--primary) 45%, transparent); outline-offset: 3px; }
.visual-source-details { margin-top: 14px; padding: 12px; border: 1px solid var(--line); border-radius: 13px; background: var(--surface-2); }
.visual-source-details summary { cursor: pointer; color: var(--primary); font-weight: 760; }
.visual-source-details label { display: grid; gap: 6px; margin-top: 11px; color: var(--muted); font-size: .72rem; }
.visual-source-details input { width: 100%; min-height: 42px; padding: 9px 11px; border: 1px solid var(--line); border-radius: 11px; color: var(--text); background: var(--surface); }

/* Visual Manager 4: Ayarlar bağlantısı her ekranda belirgin kalsın. */
.settings-nav { border: 1px solid color-mix(in srgb, var(--primary) 22%, var(--line)); background: color-mix(in srgb, var(--primary-soft) 65%, transparent); }
.settings-shortcut { border-color: color-mix(in srgb, var(--primary) 30%, var(--line)); }
.boot-error .main-content::before { content: 'FinnFlow başlatılamadı. Sayfayı yeniden açın.'; display: block; margin: 16px; padding: 14px; border-radius: 12px; background: #fee2e2; color: #991b1b; font-weight: 800; }

/* FinnFlow 1000 – Fince klavye ve bağlantılı görsel yönetimi */
.finnish-keyboard{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:12px 0 4px;padding:10px 12px;border:1px solid var(--line);border-radius:14px;background:var(--surface-soft,#f5f8f7)}
.finnish-keyboard>span{font-weight:800;font-size:.86rem;color:var(--text-soft,#52615e)}
.finnish-keyboard button{min-width:44px;height:40px;border:1px solid var(--line);border-radius:10px;background:var(--surface,#fff);font-size:1.15rem;font-weight:800;color:var(--primary,#0d4f4b);cursor:pointer;box-shadow:0 2px 8px rgba(0,0,0,.05)}
.finnish-keyboard button:hover,.finnish-keyboard button:focus-visible{border-color:var(--primary,#0d4f4b);transform:translateY(-1px)}
.finnish-keyboard small{flex:1 1 260px;color:var(--muted,#6a7774);font-size:.78rem;line-height:1.35}
.keyboard-settings-panel{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:18px;align-items:center;margin:18px 0;padding:20px 22px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(135deg,rgba(13,79,75,.08),rgba(255,255,255,.75))}
.keyboard-settings-panel h3{margin:4px 0 6px;font-size:1.12rem}.keyboard-settings-panel p{margin:0;color:var(--muted);line-height:1.5}
.toggle-setting{display:flex;align-items:center;gap:9px;padding:11px 13px;border:1px solid var(--line);border-radius:13px;background:var(--surface);font-weight:700;white-space:nowrap;cursor:pointer}
.toggle-setting input{width:20px;height:20px;accent-color:var(--primary)}
.url-help{display:block;margin-top:7px;color:var(--muted);line-height:1.4}
.uses-remote-link{position:relative}.uses-remote-link::after{content:'LINK';position:absolute;right:8px;bottom:8px;padding:4px 7px;border-radius:8px;background:rgba(13,79,75,.86);color:#fff;font-size:.65rem;font-weight:900;letter-spacing:.06em}
.image-shell img[data-image-stage="fallback"]{object-fit:contain;background:#eef4f2}
@media(max-width:800px){.keyboard-settings-panel{grid-template-columns:1fr}.toggle-setting{white-space:normal}.finnish-keyboard small{flex-basis:100%}}

/* Özel 234: yalnızca 10 etkinlikli görsel öğrenme akışı */
.special-encoding-checks { display: grid; gap: 10px; margin: 16px 0; }
.special-encoding-checks label { display: flex; align-items: flex-start; gap: 12px; padding: 13px 14px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-2); cursor: pointer; }
.special-encoding-checks label:hover { border-color: var(--primary); }
.special-encoding-checks input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--primary); flex: 0 0 auto; }
.special-encoding-checks strong, .special-encoding-checks small { display: block; }
.special-encoding-checks small { margin-top: 3px; color: var(--muted); line-height: 1.45; }
.special-encoding-checks label:has(input:checked) { border-color: var(--success); background: var(--success-soft); }

/* Özel 234 ileri seviye etkinlikleri */
.advanced-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:14px; margin:16px 0; }
.advanced-grid.three { grid-template-columns:repeat(3,minmax(0,1fr)); }
.advanced-grid label, .question-area > label { display:grid; gap:7px; color:var(--muted); font-weight:750; }
.memory-hidden { filter:blur(18px); opacity:.12; pointer-events:none; user-select:none; }
.option small { display:block; margin-top:4px; color:var(--muted); font-size:.72rem; font-weight:600; }
#memoryInputs[hidden] { display:none; }
#memoryInputs { display:grid; gap:12px; margin-top:16px; }
@media(max-width:760px){.advanced-grid,.advanced-grid.three{grid-template-columns:1fr}}


/* FinnFlow mobile continue fix 20260725 */
@media (max-width: 820px) {
  html, body { max-width: 100%; overflow-x: hidden; }
  .main-content, .content, .view, .view.active { min-width: 0; max-width: 100%; }
  .dashboard-hero, .lesson-hero, .dashboard-panel, .review-player, .lesson-player { overflow: visible; min-width: 0; }
  .hero-actions, .panel-actions { display: grid !important; grid-template-columns: minmax(0, 1fr) !important; width: 100%; gap: 10px; }
  .hero-actions .btn, .panel-actions .btn { width: 100%; min-width: 0; min-height: 48px; white-space: normal; text-align: center; justify-content: center; }
  .panel-actions .quality-warning { margin-left: 0 !important; width: 100%; }
  .review-hero { grid-template-columns: 1fr !important; }
  .review-stack { width: 100%; min-width: 0; }
}
@media (min-width: 821px) and (max-width: 1100px) {
  .hero-actions, .panel-actions { flex-wrap: wrap; }
  .hero-actions .btn, .panel-actions .btn { min-height: 46px; }
}