:root{
  --bg:#05070b;
  --bg-soft:#0b0f15;
  --panel:#0d1017;
  --panel-2:#121722;
  --border:rgba(255,255,255,.08);
  --text:#f5f7fb;
  --muted:rgba(240,244,255,.68);
  --cyan:#17e7ef;
  --cyan-2:#0bcdd5;
  --purple:#8a2be2;
  --shadow-cyan:0 0 24px rgba(23,231,239,.18);
  --radius-xl:28px;
  --radius-lg:22px;
  --radius-md:18px;
  --sidebar:250px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(circle at 20% 0%, rgba(17, 231, 239, 0.06), transparent 30%),
    linear-gradient(180deg, #04060a 0%, #020407 100%);
  color:var(--text);
  font-family:"Inter",system-ui,sans-serif;
}
button,input{font:inherit}
button{cursor:pointer}

.app-shell{
  min-height:100vh;
  display:grid;
  grid-template-columns:var(--sidebar) 1fr;
}
.sidebar{
  background:linear-gradient(180deg, rgba(15,18,25,.98), rgba(8,10,16,.98));
  border-right:1px solid var(--border);
  padding:26px 20px 22px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  position:sticky;
  top:0;
  height:100vh;
}
.brand{display:flex;align-items:center;gap:14px}
.brand-icon{
  width:44px;height:44px;border-radius:14px;
  display:grid;place-items:center;
  background:linear-gradient(180deg, #23f3f7, #0cd4dc);
  color:#05181b;font-weight:900;font-size:20px;
  box-shadow:var(--shadow-cyan);
}
.brand-text{
  font-size:1.85rem;font-weight:800;letter-spacing:-.04em;
  color:var(--cyan); text-shadow:0 0 16px rgba(23,231,239,.18);
}
.side-nav{display:grid;gap:12px;margin-top:34px}
.nav-item{
  display:flex;align-items:center;gap:12px;
  width:100%; border:1px solid transparent;
  background:transparent;color:var(--muted);
  padding:16px 14px;border-radius:18px;text-align:left;
}
.nav-item:hover,.nav-item.is-active{
  background:rgba(8,233,243,.09);
  border-color:rgba(23,231,239,.28);
  color:var(--cyan);
}
.nav-ic{width:18px;text-align:center}
.sidebar-bottom{display:grid;gap:16px}
.user-card{
  border-top:1px solid var(--border);
  padding-top:24px;display:flex;gap:14px;align-items:center;
}
.user-avatar{
  width:46px;height:46px;border-radius:50%;
  background:linear-gradient(180deg,#f3f5f8,#d7dcea);
  color:#0f1722; display:grid; place-items:center; font-weight:800;
}
.user-card p{margin:4px 0 0;color:var(--muted);font-size:.9rem}
.logout-btn{
  background:transparent;color:var(--muted);border:none;text-align:left;padding:4px 0;
}

.mobile-topbar,.mobile-overlay{display:none}
.main{padding:38px 42px 48px}
.screen{display:none;animation:fade .22s ease}
.screen.is-visible{display:block}
@keyframes fade{from{opacity:.3;transform:translateY(8px)}to{opacity:1;transform:none}}

.hero-card,.panel,.benefit-card,.search-box,.result-card,.projects-placeholder,.status-box{
  background:
    linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01)),
    linear-gradient(180deg, rgba(7,10,14,.96), rgba(9,12,18,.96));
  border:1px solid var(--border);
  border-radius:var(--radius-xl);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
}
.hero-card{
  min-height:420px;
  padding:38px 34px;
  display:grid;place-items:center;
  text-align:center;
  margin-bottom:30px;
}
.badge{
  display:inline-flex;align-items:center;justify-content:center;
  padding:10px 18px;border-radius:999px;
  border:1px solid rgba(23,231,239,.25);
  color:var(--cyan);font-weight:800;font-size:.9rem;
  background:rgba(10,222,231,.08);letter-spacing:.02em;
}
.hero-title{
  margin:22px auto 0;
  font-size:clamp(2.6rem,5vw,4.8rem);
  line-height:.97;font-weight:800;letter-spacing:-.055em;
  max-width:12ch;
}
.hero-title span{color:var(--cyan);text-shadow:0 0 20px rgba(23,231,239,.22)}
.hero-subtitle{
  max-width:680px;margin:18px auto 0;
  font-size:clamp(1.05rem,1.9vw,1.45rem);
  color:var(--muted);line-height:1.45;
}
.hero-actions{margin-top:28px}
.primary-btn{
  border:none;border-radius:18px;
  background:linear-gradient(180deg,var(--cyan),#11d7df);
  color:#041517;font-weight:800;padding:18px 28px;
  box-shadow:var(--shadow-cyan);
}
.primary-btn:hover{transform:translateY(-1px)}
.primary-btn:disabled{opacity:.65;cursor:not-allowed}
.hero-proof{margin-top:18px;display:grid;gap:6px}
.hero-proof strong{color:var(--cyan);font-size:.95rem}
.hero-proof span{color:var(--muted);font-size:.92rem}

.dashboard-grid{
  display:grid;grid-template-columns:1.6fr .78fr;gap:26px;
}
.panel{padding:30px}
.panel-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:22px}
.panel-head.slim{align-items:center}
.panel h2,.large-panel h2,.side-panel h2,.projects-placeholder h2{
  margin:0;font-size:clamp(1.5rem,2vw,2.2rem);letter-spacing:-.04em
}
.panel p{margin:8px 0 0;color:var(--muted);line-height:1.5}
.chip,.mini-chip,.topic-chip{
  display:inline-flex;align-items:center;justify-content:center;border-radius:999px
}
.chip{padding:9px 14px;font-size:.82rem;font-weight:700;text-transform:uppercase}
.chip.purple{background:rgba(138,43,226,.14);border:1px solid rgba(138,43,226,.33);color:#c58aff}
.idea-preview-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.idea-preview-card,.reason-card,.stat-card,.quick-btn,.topic-chip,.benefit-card,.search-input-wrap,.script-block,.result-card{
  border:1px solid var(--border);
  background:linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));
}
.idea-preview-card{
  border-radius:22px;padding:20px;min-height:250px;
}
.idea-thumb{
  width:60px;height:60px;border-radius:18px;margin-bottom:14px;
  background:linear-gradient(135deg,#7183ff,#39d9e8);
}
.thumb-1{background:linear-gradient(135deg,#7f7f7f,#202b36)}
.thumb-2{background:linear-gradient(135deg,#8dd3ff,#3557da)}
.mini-chip{
  padding:6px 10px;font-size:.72rem;font-weight:800;margin-right:8px;margin-bottom:12px
}
.mini-chip.cyan{background:rgba(23,231,239,.1);color:var(--cyan)}
.mini-chip.purple{background:rgba(138,43,226,.11);color:#ae67ff}
.idea-preview-card h3{font-size:1.55rem;margin:6px 0 10px;letter-spacing:-.04em}
.idea-preview-card p{font-size:1rem}
.side-panel{display:grid;align-content:start;gap:16px}
.quick-btn{
  width:100%;padding:20px 22px;border-radius:18px;
  color:var(--text);background:rgba(255,255,255,.03);text-align:left
}
.quick-btn.alt{color:#d7c1ff}

.search-wrap{
  max-width:1120px;margin:0 auto;padding:22px 0 20px;text-align:center
}
.section-title{
  margin:18px 0 0;font-size:clamp(2.5rem,5vw,4.6rem);
  line-height:.96;letter-spacing:-.05em
}
.section-subtitle{
  max-width:720px;margin:16px auto 0;color:var(--muted);
  font-size:clamp(1rem,1.8vw,1.35rem);line-height:1.45
}
.search-box{
  margin:44px auto 0;max-width:980px;padding:12px;
  display:grid;grid-template-columns:1fr auto;gap:12px;border-radius:26px
}
.search-input-wrap{
  display:flex;align-items:center;gap:14px;border-radius:18px;
  padding:0 18px;min-height:68px
}
.search-icon{color:rgba(255,255,255,.55);font-size:1.25rem}
.search-input-wrap input{
  flex:1;background:transparent;border:none;outline:none;color:var(--text);
  font-size:1.12rem
}
.search-input-wrap input::placeholder{color:rgba(255,255,255,.35)}
.search-btn{min-width:160px}
.status-box{
  margin:16px auto 0;
  max-width:980px;
  padding:14px 18px;
  text-align:left;
  color:var(--muted);
}
.topic-block{margin-top:34px;text-align:left}
.topic-label{font-size:.95rem;font-weight:800;color:var(--muted);margin-bottom:16px}
.topic-list{display:flex;flex-wrap:wrap;gap:14px}
.topic-chip{
  background:rgba(255,255,255,.02);color:var(--text);padding:14px 20px;font-weight:500
}
.benefits-grid{
  margin-top:46px;display:grid;grid-template-columns:repeat(3,1fr);gap:24px
}
.benefit-card{
  border-radius:24px;padding:28px;min-height:220px;text-align:left
}
.benefit-icon{
  width:52px;height:52px;border-radius:18px;display:grid;place-items:center;
  color:var(--cyan);background:rgba(255,255,255,.03);margin-bottom:28px;font-size:1.35rem
}
.benefit-card h3{margin:0 0 12px;font-size:1.7rem;letter-spacing:-.04em}
.benefit-card p{margin:0;color:var(--muted);line-height:1.6}

.back-link{
  background:none;border:none;color:var(--muted);padding:0;margin-bottom:26px
}
.results-header{display:flex;gap:18px;align-items:flex-start;margin-bottom:32px}
.results-badge{
  width:50px;height:50px;border-radius:16px;display:grid;place-items:center;
  background:rgba(23,231,239,.12);color:var(--cyan);font-size:1.5rem;box-shadow:var(--shadow-cyan)
}
.results-title{
  margin:0;font-size:clamp(2rem,4.6vw,4rem);line-height:.98;letter-spacing:-.05em;max-width:18ch
}
.results-title span{color:var(--cyan);text-shadow:0 0 18px rgba(23,231,239,.22)}
.results-subtitle{margin:14px 0 0;color:var(--muted);font-size:1.2rem}
.results-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.result-card{
  border-radius:30px;overflow:hidden;padding:0;display:flex;flex-direction:column
}
.result-cover{
  height:250px;position:relative;
  background:linear-gradient(180deg, rgba(0,0,0,.05), rgba(0,0,0,.28)),
  linear-gradient(135deg,#4f2b1c,#171c28 38%,#0d1018);
}
.result-cover.cover-1{background:linear-gradient(180deg, rgba(0,0,0,.05), rgba(0,0,0,.28)),linear-gradient(135deg,#4c2918,#241e3a,#101726)}
.result-cover.cover-2{background:linear-gradient(180deg, rgba(0,0,0,.05), rgba(0,0,0,.28)),linear-gradient(135deg,#85735a,#33281e,#111723)}
.result-cover.cover-3{background:linear-gradient(180deg, rgba(0,0,0,.05), rgba(0,0,0,.28)),linear-gradient(135deg,#7d4b1e,#3c2816,#101a29)}
.platform-tag,.score-tag{
  position:absolute;top:16px;padding:8px 12px;border-radius:999px;font-size:.78rem;font-weight:800
}
.platform-tag{left:16px;background:rgba(255,255,255,.13);backdrop-filter:blur(8px)}
.score-tag{
  right:16px;background:rgba(23,231,239,.92);color:#051517;
  width:44px;height:44px;display:grid;place-items:center;padding:0;border-radius:50%
}
.result-body{padding:22px}
.handle{color:var(--cyan);font-weight:800;font-size:.92rem}
.result-title{font-size:2rem;line-height:1.06;letter-spacing:-.04em;margin:12px 0 18px}
.metrics{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:18px}
.metric{
  padding:16px;border-radius:18px;border:1px solid var(--border);background:rgba(255,255,255,.02)
}
.metric small{display:block;color:var(--muted);margin-bottom:6px}
.metric strong{font-size:2rem}
.secondary-btn{
  width:100%;padding:18px;border-radius:18px;border:1px solid var(--border);
  background:rgba(255,255,255,.02);color:var(--text);font-weight:700
}

.detail-layout{display:grid;grid-template-columns:440px 1fr;gap:28px}
.mock-video{
  min-height:690px;border-radius:32px;overflow:hidden;position:relative;
  background:linear-gradient(180deg, rgba(0,0,0,.08), rgba(0,0,0,.45)),linear-gradient(135deg,#7d705f,#55483b,#1b2029);
  border:1px solid var(--border);
}
.play-btn{
  position:absolute;left:50%;top:44%;transform:translate(-50%,-50%);
  width:84px;height:84px;border:none;border-radius:50%;
  background:var(--cyan);color:#051517;font-size:2rem;box-shadow:var(--shadow-cyan)
}
.video-caption{
  position:absolute;left:24px;right:24px;bottom:28px
}
.video-caption h2{
  margin:0 0 10px;font-size:2.25rem;line-height:1.06;letter-spacing:-.04em;max-width:12ch
}
.video-caption p{margin:0;color:#dadddf}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:16px}
.stat-card{
  border-radius:18px;padding:18px;text-align:center
}
.stat-card span{display:block;font-weight:800;font-size:2rem}
.stat-card small{color:var(--muted);letter-spacing:.08em}
.analysis-top{margin-bottom:22px}
.detail-summary{margin:0 0 18px;font-size:1.08rem;line-height:1.65}
.detail-list{display:grid;gap:8px;color:var(--muted)}
.reason-stack{display:grid;gap:16px;margin-top:20px}
.reason-card{
  border-radius:20px;padding:18px;display:flex;gap:16px;align-items:flex-start
}
.reason-icon{
  width:48px;height:48px;border-radius:16px;background:rgba(23,231,239,.12);
  color:var(--cyan);display:grid;place-items:center;font-weight:800;flex:0 0 auto
}
.reason-card h3{margin:2px 0 8px;font-size:1.35rem;letter-spacing:-.03em}
.reason-card p{margin:0;color:var(--muted)}
.full-btn{width:100%;margin-top:20px}
.script-panel{margin-top:20px}
.hidden{display:none !important}
.copy-btn{
  border:1px solid rgba(23,231,239,.25);background:rgba(23,231,239,.08);color:var(--cyan);
  border-radius:14px;padding:10px 14px;font-weight:700
}
.script-block{
  border-radius:18px;padding:18px;margin-top:16px
}
.script-block h3{margin:0 0 10px;font-size:1.1rem;color:var(--cyan)}
.script-block p{margin:0;color:var(--text);line-height:1.6}
.projects-placeholder{max-width:760px}

@media (max-width: 1180px){
  .dashboard-grid,.results-grid,.benefits-grid,.detail-layout{grid-template-columns:1fr}
  .result-title{font-size:1.6rem}
  .mock-video{min-height:560px}
}
@media (max-width: 900px){
  .app-shell{grid-template-columns:1fr}
  .sidebar{
    position:fixed;left:0;top:0;bottom:0;z-index:30;width:min(84vw,330px);
    transform:translateX(-100%);transition:transform .22s ease;
  }
  .sidebar.is-open{transform:none}
  .mobile-topbar{
    display:flex;align-items:center;justify-content:space-between;
    padding:16px 18px;border-bottom:1px solid var(--border);
    background:rgba(7,10,14,.96);position:sticky;top:0;z-index:20;backdrop-filter:blur(10px)
  }
  .brand-mobile .brand-text{font-size:1.7rem}
  .menu-btn{
    border:none;background:none;color:#d8dee8;font-size:2rem;padding:2px 6px
  }
  .mobile-overlay{
    position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:25
  }
  .mobile-overlay.is-visible{display:block}
  .main{padding:20px 14px 34px}
  .hero-card{min-height:auto;padding:24px 18px 22px}
  .hero-title{max-width:10ch;font-size:clamp(2.2rem,8vw,3.4rem)}
  .hero-subtitle{font-size:1.02rem}
  .search-wrap{padding:10px 0}
  .search-box{grid-template-columns:1fr;padding:10px;border-radius:24px;margin-top:30px}
  .search-input-wrap{min-height:58px}
  .search-btn{width:100%}
  .topic-list{gap:10px}
  .topic-chip{width:100%;justify-content:flex-start}
  .results-header{gap:12px}
  .results-badge{width:42px;height:42px;font-size:1.15rem}
  .results-title{max-width:9ch;font-size:clamp(2rem,8vw,2.8rem)}
  .results-subtitle{font-size:1rem}
  .detail-layout{gap:18px}
  .mock-video{min-height:430px;border-radius:26px}
  .video-caption h2{font-size:1.9rem}
  .video-caption p{font-size:.95rem}
  .panel,.benefit-card,.result-card .result-body{padding:22px}
  .idea-preview-grid{grid-template-columns:1fr}
}