* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg: #0e1116; --card: #171b23; --card2: #1e242f; --text: #e8ecf2; --dim: #8b95a6;
  --accent: #7c5cff; --accent2: #9d7cff; --ok: #34d399; --err: #f87171; --border: #2a3140;
}
body { background: var(--bg); color: var(--text); font-family: 'Segoe UI', system-ui, sans-serif; line-height: 1.5; }
header { text-align: center; padding: 36px 16px 8px; }
header h1 { font-size: 2rem; letter-spacing: -0.5px; }
header .sub { color: var(--dim); margin-top: 6px; }
main { max-width: 860px; margin: 0 auto; padding: 16px; }
footer { text-align: center; color: var(--dim); font-size: 0.8rem; padding: 24px; }

.card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 22px; margin: 18px 0; }
.card h2 { font-size: 1.15rem; margin-bottom: 14px; }
.step { display: inline-flex; align-items: center; justify-content: center; width: 26px; height: 26px; background: var(--accent); border-radius: 50%; font-size: 0.85rem; margin-right: 8px; }
.hidden { display: none !important; }
.hint { color: var(--dim); font-weight: normal; font-size: 0.82rem; }
.error { color: var(--err); font-size: 0.9rem; margin-top: 8px; }
.dim { color: var(--dim); }

label { display: block; margin: 12px 0 4px; font-weight: 600; font-size: 0.92rem; }
input[type=text], input[type=password], textarea, select {
  width: 100%; background: var(--card2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 10px 12px; font-size: 0.95rem; font-family: inherit;
}
textarea { resize: vertical; }
input[type=range] { width: 100%; accent-color: var(--accent); }
.row { display: flex; gap: 10px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .grid2, .grid3 { grid-template-columns: 1fr; } }

button, .btn {
  background: var(--card2); color: var(--text); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 16px; font-size: 0.95rem; cursor: pointer; text-decoration: none; display: inline-block; text-align: center;
}
button:hover, .btn:hover { border-color: var(--accent); }
button:disabled { opacity: 0.6; cursor: default; }
.primary { background: linear-gradient(135deg, var(--accent), var(--accent2)); border: none; font-weight: 600; }
.big { width: 100%; margin-top: 18px; padding: 14px; font-size: 1.05rem; }

.dropzone {
  border: 2px dashed var(--border); border-radius: 12px; padding: 34px 16px; text-align: center;
  color: var(--dim); cursor: pointer; transition: border-color 0.2s, background 0.2s;
}
.dropzone:hover, .dropzone.over { border-color: var(--accent); background: rgba(124, 92, 255, 0.06); color: var(--text); }

.progress { position: relative; height: 26px; background: var(--card2); border-radius: 8px; margin-top: 12px; overflow: hidden; }
.progress .bar { height: 100%; width: 0; background: linear-gradient(135deg, var(--accent), var(--accent2)); transition: width 0.2s; }
.progress span { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 0.82rem; }

/* souhrn nahraných souborů – zůstává vidět, ať uživatel ví, kolik nahrál */
.assets-summary { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; margin-top: 14px;
  padding: 10px 14px; background: rgba(124, 92, 255, 0.10); border: 1px solid var(--border); border-radius: 8px; font-size: 0.9rem; }
.assets-summary b { color: var(--accent2); }
.assets-summary .clear { margin-left: auto; padding: 3px 10px; font-size: 0.8rem; color: var(--dim); }
.assets-summary .clear:hover { color: var(--err); border-color: var(--err); }
/* seznam má stropovou výšku a roluje uvnitř – neodsune krok 2 a tlačítka */
.assets { list-style: none; margin-top: 10px; max-height: 264px; overflow-y: auto; padding-right: 4px; }
.assets::-webkit-scrollbar { width: 8px; }
.assets::-webkit-scrollbar-thumb { background: var(--border); border-radius: 8px; }
.assets li { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 7px 12px; background: var(--card2); border-radius: 8px; margin: 6px 0; font-size: 0.88rem; }
.assets li span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.assets .del { padding: 2px 9px; font-size: 0.8rem; color: var(--dim); flex: none; }
.assets .del:hover { color: var(--err); border-color: var(--err); }

.status { padding: 10px 14px; background: var(--card2); border-radius: 8px; margin-bottom: 16px; font-size: 0.95rem; }
.status.error { color: var(--err); }
.badge { background: rgba(124, 92, 255, 0.2); color: var(--accent2); border-radius: 20px; padding: 2px 10px; font-size: 0.75rem; margin-left: 8px; }

.variants { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; }
.variant { background: var(--card2); border: 1px solid var(--border); border-radius: 12px; padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.vhead { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.vhead h3 { font-size: 1rem; }
.vhead .dim { font-size: 0.78rem; white-space: nowrap; }
.hook { font-style: italic; color: var(--accent2); font-size: 0.88rem; }
.media video { width: 100%; aspect-ratio: 9/16; border-radius: 8px; background: #000; }
.media .ph { aspect-ratio: 9/16; display: flex; flex-direction: column; align-items: center; justify-content: center; background: #10141b; border-radius: 8px; color: var(--dim); text-align: center; font-size: 0.85rem; }
.actions { display: flex; flex-direction: column; gap: 8px; }
.actions .primary { width: 100%; }

.danger { border-color: var(--err); color: var(--err); margin-top: 10px; }
.danger:hover { background: rgba(248, 113, 113, 0.12); border-color: var(--err); }

.spinner {
  display: inline-block; width: 14px; height: 14px; border: 2px solid var(--dim); border-top-color: var(--accent);
  border-radius: 50%; animation: spin 0.8s linear infinite; vertical-align: -2px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* návod */
.guide { background: var(--card); border: 1px solid var(--border); border-radius: 14px; margin: 18px 0; overflow: hidden; }
.guide > summary { padding: 16px 22px; cursor: pointer; font-weight: 600; font-size: 1.05rem; list-style: none; user-select: none; }
.guide > summary::-webkit-details-marker { display: none; }
.guide > summary::after { content: '▾'; float: right; color: var(--dim); transition: transform 0.2s; }
.guide[open] > summary::after { transform: rotate(180deg); }
.guide-body { padding: 0 22px 20px; }
.guide-steps { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
.gstep { display: flex; gap: 10px; background: var(--card2); border-radius: 10px; padding: 14px; }
.gstep .gnum { flex: none; display: inline-flex; align-items: center; justify-content: center; width: 26px; height: 26px; background: var(--accent); border-radius: 50%; font-size: 0.85rem; font-weight: 600; }
.gstep b { display: block; margin-bottom: 4px; font-size: 0.95rem; }
.gstep p { color: var(--dim); font-size: 0.85rem; line-height: 1.45; }
.guide-tips { margin-top: 14px; padding: 12px 14px; background: rgba(52, 211, 153, 0.08); border: 1px solid var(--border); border-radius: 8px; font-size: 0.85rem; color: var(--dim); line-height: 1.6; }
.guide-tips b { color: var(--text); }
@media (max-width: 640px) { .guide-steps { grid-template-columns: 1fr; } }

/* šablony */
.templates { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 14px; }
.tpl { display: flex; align-items: center; gap: 8px; padding: 9px 10px; font-size: 0.85rem; text-align: left; border-radius: 10px; }
.tpl .tpl-icon { font-size: 1.1rem; }
.tpl.active { border-color: var(--accent); background: rgba(124, 92, 255, 0.16); box-shadow: 0 0 0 1px var(--accent) inset; }
@media (max-width: 640px) { .templates { grid-template-columns: 1fr 1fr; } }

/* asistent */
.assist { background: var(--card2); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px 12px; margin-bottom: 14px; }
.assist label { margin-top: 0; }
.mic { flex: none; padding: 10px 12px; font-size: 1rem; }
.mic.on { border-color: var(--err); color: var(--err); animation: pulse 1s ease-in-out infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 4px rgba(248, 113, 113, 0.25); } }
.thread { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; }
.thread:empty { display: none; }
.msg { max-width: 92%; padding: 10px 14px; border-radius: 12px; font-size: 0.92rem; line-height: 1.5; }
.msg.user { align-self: flex-end; background: rgba(124, 92, 255, 0.22); border-bottom-right-radius: 4px; }
.msg.bot { align-self: flex-start; background: var(--card); border: 1px solid var(--border); border-bottom-left-radius: 4px; max-width: 100%; width: 100%; }
.msg.bot p { margin-bottom: 8px; }
.qcard { margin: 8px 0; padding: 10px 12px; background: var(--card2); border-radius: 10px; }
.qcard b { display: block; margin-bottom: 8px; font-size: 0.9rem; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.chip { padding: 6px 12px; font-size: 0.85rem; border-radius: 20px; }
.chip.sel { background: rgba(124, 92, 255, 0.3); border-color: var(--accent); }
.chip-input { width: auto !important; flex: 1; min-width: 120px; padding: 6px 10px !important; font-size: 0.85rem !important; border-radius: 20px !important; }
.qactions { margin-top: 10px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-size: 0.85rem; }
.qactions button:disabled { opacity: 0.5; }

/* koncepty */
.concepts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 6px 0 10px; }
.concept { background: var(--card2); border: 1px solid var(--border); border-radius: 10px; padding: 12px; display: flex; flex-direction: column; gap: 6px; }
.concept.chosen { border-color: var(--ok); box-shadow: 0 0 0 1px var(--ok) inset; }
.c-title { font-weight: 700; font-size: 0.95rem; }
.c-hook { color: var(--accent2); font-style: italic; font-size: 0.9rem; }
.c-meta { color: var(--dim); font-size: 0.78rem; }
.c-why { font-size: 0.85rem; flex: 1; }
.c-hint { font-size: 0.8rem; color: var(--dim); }
.c-actions { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 4px; }
.c-actions .primary { flex: 1; padding: 8px 10px; font-size: 0.85rem; }
.c-actions .ghost { padding: 8px 10px; font-size: 0.82rem; }
@media (max-width: 720px) { .concepts { grid-template-columns: 1fr; } }

/* ruční zadání (sbalené) */
.manual { border: 1px solid var(--border); border-radius: 12px; margin-top: 4px; }
.manual > summary { padding: 12px 16px; cursor: pointer; font-weight: 600; font-size: 0.92rem; list-style: none; user-select: none; }
.manual > summary::-webkit-details-marker { display: none; }
.manual > summary::after { content: '▾'; float: right; color: var(--dim); transition: transform 0.2s; }
.manual[open] > summary::after { transform: rotate(180deg); }
.manual-body { padding: 0 16px 14px; }
.flash { animation: flash 1.6s ease-out; }
@keyframes flash { 0% { box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.7); } 100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); } }

/* sdílení / skóre / lokalizace */
.small { padding: 6px 12px; font-size: 0.85rem; }
.sharebar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: -6px 0 16px; padding: 10px 14px; background: rgba(124, 92, 255, 0.10); border: 1px solid var(--border); border-radius: 8px; font-size: 0.88rem; }
.sharebar a { word-break: break-all; }
.badge.score { background: rgba(52, 211, 153, 0.15); color: var(--ok); }
.tips { font-size: 0.78rem; color: var(--dim); }
.fb { display: flex; flex-direction: column; gap: 4px; font-size: 0.82rem; }
.fb-approve { color: var(--ok); }
.fb-changes { color: var(--err); }
.loc { display: flex; gap: 6px; align-items: center; }
.loc select { flex: 1; padding: 7px 8px; font-size: 0.85rem; }
.loc-rows { display: flex; flex-wrap: wrap; gap: 6px; font-size: 0.85rem; align-items: center; }

/* Brand DNA */
.brand { margin-top: 16px; padding-top: 12px; border-top: 1px dashed var(--border); }
.brand label { margin-top: 0; }

/* shot list */
.shotlist-card h2 .hint { display: block; margin-top: 2px; }
.sl-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.copybtn { margin-left: auto; padding: 5px 12px; font-size: 0.82rem; }
.shots { list-style: none; counter-reset: shot; display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }
.shot { counter-increment: shot; position: relative; padding: 10px 12px 10px 44px; background: var(--card2); border-radius: 10px; font-size: 0.88rem; line-height: 1.45; }
.shot::before { content: counter(shot); position: absolute; left: 12px; top: 11px; width: 24px; height: 24px; border-radius: 50%; background: var(--accent); display: flex; align-items: center; justify-content: center; font-size: 0.8rem; font-weight: 700; }
.shot-top { display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; margin-bottom: 3px; }
.shot-top .dim { font-size: 0.78rem; }
.shot-say { color: var(--accent2); margin-top: 3px; }
.shot-tip { color: var(--dim); font-size: 0.82rem; margin-top: 3px; }
.sl-tips { margin-top: 12px; padding: 10px 14px; background: rgba(52, 211, 153, 0.08); border: 1px solid var(--border); border-radius: 8px; font-size: 0.85rem; color: var(--dim); line-height: 1.7; }

/* case study */
.casestudy { background: linear-gradient(160deg, var(--card), #191f2b); }
.cs-intro { color: var(--dim); margin-bottom: 16px; }
.cs-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
.cs-col { background: var(--card2); border-radius: 10px; padding: 14px; }
.cs-tag { display: inline-block; background: rgba(124, 92, 255, 0.2); color: var(--accent2); border-radius: 20px; padding: 2px 12px; font-size: 0.75rem; font-weight: 600; margin-bottom: 8px; }
.cs-col p { font-size: 0.88rem; line-height: 1.5; }
.cs-metrics { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.cs-metric { flex: 1; min-width: 90px; text-align: center; background: var(--card2); border-radius: 10px; padding: 14px 8px; }
.cs-metric b { display: block; font-size: 1.6rem; color: var(--accent2); letter-spacing: -0.5px; }
.cs-metric span { font-size: 0.78rem; color: var(--dim); }
@media (max-width: 640px) { .cs-grid { grid-template-columns: 1fr; } }