/* ============================================================
   YTMagicTools — Professional 2026 Styles
   ============================================================ */

:root {
  --primary: #7c3aed;
  --primary-light: #a78bfa;
  --primary-dark: #5b21b6;
  --primary-glow: rgba(124, 58, 237, 0.3);
  --secondary: #06b6d4;
  --accent: #f59e0b;
  --success: #10b981;
  --danger: #ef4444;

  --bg: #f8fafc;
  --bg-card: #ffffff;
  --bg-card2: #f1f5f9;
  --bg-header: rgba(255,255,255,0.8);
  --text: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border: #e2e8f0;
  --border-hover: #cbd5e1;
  --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.08);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-full: 9999px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  --bg: #0c0a1d;
  --bg-card: #1a1735;
  --bg-card2: #221f3d;
  --bg-header: rgba(12,10,29,0.85);
  --text: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: #2d2a4a;
  --border-hover: #3d3a5d;
  --shadow: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.4);
  --primary-glow: rgba(124,58,237,0.15);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  transition:background var(--transition), color var(--transition);
}
a{color:var(--primary);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--primary-light)}
img{max-width:100%;height:auto}
ul,ol{padding-left:1.5rem}

/* ── App Shell ─────────────────────────────────────────── */
.app-shell{display:flex;flex-direction:column;min-height:100vh}
.main{flex:1;width:100%;max-width:1200px;margin:0 auto;padding:0 20px 40px}

/* ── Header ────────────────────────────────────────────── */
.header{
  position:sticky;top:0;z-index:100;
  background:var(--bg-header);
  backdrop-filter:blur(16px) saturate(180%);
  -webkit-backdrop-filter:blur(16px) saturate(180%);
  border-bottom:1px solid var(--border);
  transition:background var(--transition);
}
.header-inner{
  max-width:1200px;margin:0 auto;
  display:flex;align-items:center;
  padding:0 20px;height:64px;gap:24px;
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--text)}
.logo:hover{color:var(--text)}
.logo-icon{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0;
}
.logo-text{font-size:20px;font-weight:800;letter-spacing:-0.5px}
.logo-accent{color:var(--primary)}

/* ── Navigation ────────────────────────────────────────── */
.nav{display:flex;gap:4px;flex:1}
.nav-link{
  padding:8px 14px;border-radius:var(--radius-sm);
  color:var(--text-secondary);font-size:14px;font-weight:500;
  transition:all var(--transition);white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:var(--bg-card2)}
.nav-link.active{color:var(--primary);background:rgba(124,58,237,0.1)}

/* ── Header Actions ────────────────────────────────────── */
.header-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.theme-toggle{
  width:38px;height:38px;border-radius:var(--radius-sm);
  border:1px solid var(--border);background:var(--bg-card);
  color:var(--text-secondary);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:all var(--transition);
}
.theme-toggle:hover{border-color:var(--primary);color:var(--primary)}
[data-theme="light"] .moon-icon{display:none}
[data-theme="dark"] .sun-icon{display:none}

.hamburger{
  display:none;flex-direction:column;gap:5px;
  width:38px;height:38px;border-radius:var(--radius-sm);
  border:1px solid var(--border);background:var(--bg-card);
  cursor:pointer;padding:10px 8px;align-items:center;justify-content:center;
}
.hamburger span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:var(--transition)}

/* ── Hero Section ──────────────────────────────────────── */
.hero-section{
  text-align:center;padding:60px 0 40px;
  background:radial-gradient(ellipse at top, rgba(124,58,237,0.08) 0%, transparent 60%);
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:var(--radius-full);
  background:rgba(124,58,237,0.1);color:var(--primary);
  font-size:13px;font-weight:600;margin-bottom:24px;
}
.badge-pulse{width:8px;height:8px;border-radius:50%;background:var(--success);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.4}}
.hero-title{font-size:clamp(28px,5vw,48px);font-weight:800;line-height:1.15;margin-bottom:16px;letter-spacing:-1px}
.gradient-text{background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-subtitle{font-size:clamp(16px,2vw,20px);color:var(--text-secondary);max-width:720px;margin:0 auto 32px;line-height:1.6}

.page-hero{
  text-align:center;padding:48px 0 32px;
  background:radial-gradient(ellipse at top, rgba(124,58,237,0.06) 0%, transparent 60%);
}
.page-hero h1{font-size:clamp(24px,4vw,40px);font-weight:800;margin-bottom:12px;letter-spacing:-0.5px}
.hero-sub{font-size:18px;color:var(--text-secondary);max-width:700px;margin:0 auto;line-height:1.6}

/* ── Tool Tabs ─────────────────────────────────────────── */
.tool-tabs{max-width:860px;margin:0 auto}
.tool-tab-header{display:flex;gap:4px;background:var(--bg-card2);padding:4px;border-radius:var(--radius);margin-bottom:24px;overflow-x:auto}
.tool-tab-btn{
  flex:1;padding:12px 16px;border:none;border-radius:var(--radius-sm);
  background:transparent;color:var(--text-secondary);font-size:13px;font-weight:600;
  cursor:pointer;transition:all var(--transition);white-space:nowrap;
  display:flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font);
}
.tool-tab-btn:hover{color:var(--text)}
.tool-tab-btn.active{background:var(--bg-card);color:var(--primary);box-shadow:var(--shadow)}
.tool-tab-content{display:none}
.tool-tab-content.active{display:block}

/* ── Tool Card ─────────────────────────────────────────── */
.tool-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);
  transition:all var(--transition);
}
.tool-card-lg{padding:32px}
.tool-card:hover{box-shadow:var(--shadow-lg);border-color:var(--border-hover)}
.tool-header{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.tool-header-icon{
  width:48px;height:48px;border-radius:var(--radius);
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0;
}
.tool-header h2{font-size:20px;font-weight:700}
.tool-desc{color:var(--text-secondary);margin-bottom:20px;font-size:15px;line-height:1.7}

/* ── Input Groups ──────────────────────────────────────── */
.input-group{display:flex;flex-direction:column;gap:14px}
.input-group-vertical{display:flex;flex-direction:column;gap:12px}
.input-control{
  flex:1;padding:14px 18px;border:2px solid var(--border);
  border-radius:var(--radius-sm);font-size:16px;
  background:var(--bg);color:var(--text);
  font-family:var(--font);transition:all var(--transition);
  outline:none;
}
.input-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}
.input-control::placeholder{color:var(--text-muted)}
.input-lg{padding:16px 20px;font-size:17px}
.textarea-lg{resize:vertical;min-height:120px;padding:14px}

/* ── Quality Selector ──────────────────────────────────── */
.quality-selector{display:flex;gap:8px;flex-wrap:wrap}
.quality-option{
  flex:1;min-width:100px;position:relative;cursor:pointer;
}
.quality-option input{position:absolute;opacity:0;pointer-events:none}
.quality-option span{
  display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:10px 16px;border-radius:var(--radius-sm);
  border:2px solid var(--border);background:var(--bg-card2);
  font-size:13px;font-weight:600;color:var(--text-secondary);
  transition:all var(--transition);text-align:center;
}
.quality-option span small{font-size:11px;font-weight:400;color:var(--text-muted)}
.quality-option:hover span{border-color:var(--border-hover)}
.quality-option.active span,.quality-option input:checked+span{
  border-color:var(--primary);color:var(--primary);background:rgba(124,58,237,0.08);
}

/* ── Buttons ───────────────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:12px 24px;border-radius:var(--radius-sm);font-size:15px;font-weight:600;
  border:none;cursor:pointer;transition:all var(--transition);
  font-family:var(--font);white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;box-shadow:0 2px 8px var(--primary-glow);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 16px var(--primary-glow)}
.btn-primary:active{transform:translateY(0)}
.btn-secondary{
  background:var(--bg-card2);color:var(--text);border:1px solid var(--border);
}
.btn-secondary:hover{background:var(--border);border-color:var(--border-hover)}

/* Color-coded export / action buttons — shared across ALL tools */
.btn-copy{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 2px 8px var(--primary-glow)}
.btn-txt{background:linear-gradient(135deg,#10b981,#059669);color:#fff;box-shadow:0 2px 8px rgba(16,185,129,0.25)}
.btn-json{background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;box-shadow:0 2px 8px rgba(245,158,11,0.25)}
.btn-srt{background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;box-shadow:0 2px 8px rgba(59,130,246,0.25)}
.btn-csv{background:linear-gradient(135deg,#06b6d4,#0891b2);color:#fff;box-shadow:0 2px 8px rgba(6,182,212,0.25)}
.btn-copy:hover,.btn-txt:hover,.btn-json:hover,.btn-srt:hover,.btn-csv:hover{transform:translateY(-1px);filter:brightness(1.06)}
.btn-copy:active,.btn-txt:active,.btn-json:active,.btn-srt:active,.btn-csv:active{transform:translateY(0)}

.btn-lg{padding:14px 28px;font-size:16px}
.btn-block{width:100%}
.btn:disabled{opacity:0.5;cursor:not-allowed;transform:none!important}

/* ── Status & Result Areas ─────────────────────────────── */
.status-area{margin-top:16px;padding:12px 16px;border-radius:var(--radius-sm);font-size:14px;min-height:20px;color:var(--text-secondary)}
.status-area.error{background:rgba(239,68,68,0.1);color:var(--danger);border:1px solid rgba(239,68,68,0.2)}
.status-area.success{background:rgba(16,185,129,0.1);color:var(--success);border:1px solid rgba(16,185,129,0.2)}
.options-area{margin-top:16px}
.result-area{margin-top:16px}
.preview-area{margin-top:20px}
.preview-card{display:flex;gap:16px;padding:16px;border-radius:var(--radius);background:var(--bg-card2);align-items:center}
.preview-thumb{width:120px;height:68px;border-radius:6px;object-fit:cover;flex-shrink:0}
.preview-info{flex:1;min-width:0}
.preview-info h3{font-size:15px;font-weight:600;margin-bottom:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.preview-info p{font-size:13px;color:var(--text-secondary)}

/* Progress */
.progress-track{width:100%;height:6px;background:var(--border);border-radius:3px;overflow:hidden;margin:10px 0}
.progress-fill{height:100%;border-radius:3px;background:linear-gradient(90deg,var(--primary),var(--secondary));transition:width 0.3s ease;width:0%}
.progress-fill.pulse{width:100%;background:linear-gradient(90deg,transparent,var(--primary) 40%,var(--secondary) 60%,transparent);background-size:200% 100%;animation:shimmer 1.3s ease-in-out infinite}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.percent-text{font-size:13px;font-weight:700;color:var(--primary)}

/* ── Features Section ──────────────────────────────────── */
.section-title{font-size:clamp(24px,3.5vw,36px);font-weight:800;text-align:center;margin-bottom:40px;letter-spacing:-0.5px}
.features-section,.howto-section,.faq-section,.cta-section,.content-section{padding:60px 0}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;max-width:1000px;margin:0 auto}
.feature-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);
  transition:all var(--transition);
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--border-hover)}
.feature-icon{
  width:48px;height:48px;border-radius:var(--radius);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.feature-icon-mp3{background:rgba(124,58,237,0.12);color:var(--primary)}
.feature-icon-srt{background:rgba(6,182,212,0.12);color:var(--secondary)}
.feature-icon-transcript{background:rgba(16,185,129,0.12);color:var(--success)}
.feature-icon-free{background:rgba(245,158,11,0.12);color:var(--accent)}
.feature-icon-speed{background:rgba(239,68,68,0.12);color:var(--danger)}
.feature-icon-device{background:rgba(124,58,237,0.12);color:var(--primary)}
.feature-card h3{font-size:17px;font-weight:700;margin-bottom:8px}
.feature-card p{font-size:14px;color:var(--text-secondary);line-height:1.6}

/* ── Steps ─────────────────────────────────────────────── */
.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;max-width:960px;margin:0 auto}
.step-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--radius);padding:24px;text-align:center;box-shadow:var(--shadow);
  transition:all var(--transition);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.step-number{
  width:44px;height:44px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  color:#fff;font-size:18px;font-weight:800;
  display:flex;align-items:center;justify-content:center;margin:0 auto 16px;
}
.step-card h3{font-size:16px;font-weight:700;margin-bottom:8px}
.step-card p{font-size:14px;color:var(--text-secondary);line-height:1.6}

/* ── FAQ ───────────────────────────────────────────────── */
.faq-list{max-width:720px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:border var(--transition)}
.faq-question{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  padding:18px 20px;background:var(--bg-card);border:none;
  font-size:15px;font-weight:600;color:var(--text);cursor:pointer;text-align:left;
  font-family:var(--font);transition:background var(--transition);gap:16px;
}
.faq-question:hover{background:var(--bg-card2)}
.faq-question svg{flex-shrink:0;transition:transform var(--transition);color:var(--text-muted)}
.faq-item.open .faq-question svg{transform:rotate(180deg)}
.faq-answer{
  max-height:0;overflow:hidden;transition:max-height 0.3s ease;
  background:var(--bg-card);
}
.faq-item.open .faq-answer{max-height:300px}
.faq-answer div{padding:0 20px 18px;font-size:14px;color:var(--text-secondary);line-height:1.7}

/* ── Content Cards ─────────────────────────────────────── */
.content-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:var(--radius);padding:28px;margin-bottom:20px;box-shadow:var(--shadow);
}
.content-card h2{font-size:22px;font-weight:700;margin-bottom:16px}
.content-card h3{font-size:16px;font-weight:600;margin-bottom:8px;color:var(--primary)}
.benefits-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.benefit-item{padding:16px;border-radius:var(--radius-sm);background:var(--bg-card2);transition:all var(--transition)}
.benefit-item:hover{background:rgba(124,58,237,0.06)}
.styled-list{display:flex;flex-direction:column;gap:12px;padding-left:0;list-style:none;counter-reset:step}
.styled-list li{
  counter-increment:step;padding:14px 16px 14px 48px;position:relative;
  border-radius:var(--radius-sm);background:var(--bg-card2);font-size:14px;line-height:1.6;
}
.styled-list li::before{
  content:counter(step);position:absolute;left:14px;top:14px;
  width:24px;height:24px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  color:#fff;font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.styled-list li strong{color:var(--text)}

.faq-mini-list{display:flex;flex-direction:column;gap:16px}
.faq-mini-item{padding:16px;border-radius:var(--radius-sm);background:var(--bg-card2)}
.faq-mini-item h3{font-size:15px;font-weight:600;margin-bottom:6px;color:var(--text)}
.faq-mini-item p{font-size:14px;color:var(--text-secondary);line-height:1.6}

/* ── CTA ───────────────────────────────────────────────── */
.cta-card{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  border-radius:var(--radius);padding:48px 32px;text-align:center;color:#fff;
}
.cta-card h2{font-size:28px;font-weight:800;margin-bottom:12px}
.cta-card p{font-size:16px;margin-bottom:24px;opacity:0.9}
.cta-buttons{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.cta-buttons .btn-primary{background:#fff;color:var(--primary);box-shadow:0 2px 8px rgba(0,0,0,0.2)}
.cta-buttons .btn-primary:hover{box-shadow:0 4px 16px rgba(0,0,0,0.3);transform:translateY(-2px)}
.cta-buttons .btn-secondary{background:rgba(255,255,255,0.15);color:#fff;border-color:rgba(255,255,255,0.3)}
.cta-buttons .btn-secondary:hover{background:rgba(255,255,255,0.25)}

/* ── Language Options ──────────────────────────────────── */
.language-options{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px;margin-top:12px;
}
.language-opt{
  padding:10px 14px;border-radius:var(--radius-sm);border:1px solid var(--border);
  background:var(--bg-card2);cursor:pointer;font-size:13px;font-weight:500;
  transition:all var(--transition);color:var(--text-secondary);
  display:flex;align-items:center;justify-content:space-between;gap:8px;
}
.language-opt:hover{border-color:var(--primary);color:var(--text)}
.language-opt.active{border-color:var(--primary);color:var(--primary);background:rgba(124,58,237,0.08)}
.language-opt .lang-type{font-size:11px;padding:2px 8px;border-radius:10px;background:var(--border);color:var(--text-muted)}
.language-opt .lang-type.auto{background:rgba(245,158,11,0.15);color:var(--accent)}
.language-opt .lang-type.manual{background:rgba(16,185,129,0.15);color:var(--success)}

/* ── Transcript Display ────────────────────────────────── */
.transcript-display{
  max-height:500px;overflow-y:auto;border:1px solid var(--border);
  border-radius:var(--radius-sm);padding:16px;background:var(--bg-card2);
  margin-top:12px;
}
.transcript-display::-webkit-scrollbar{width:6px}
.transcript-display::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}
.transcript-segment{
  display:flex;gap:12px;padding:8px 10px;border-radius:6px;
  transition:background var(--transition);margin-bottom:4px;
}
.transcript-segment:hover{background:var(--bg-card)}
.transcript-segment .seg-time{flex-shrink:0;font-size:12px;color:var(--primary);font-weight:600;min-width:40px;padding-top:2px}
.transcript-segment .seg-text{font-size:14px;color:var(--text);line-height:1.6}

/* ── Sub-tabs ──────────────────────────────────────────── */
.sub-tabs{margin-top:16px}
.sub-tab-header{display:flex;gap:4px;background:var(--bg-card2);padding:4px;border-radius:var(--radius-sm);margin-bottom:16px}
.sub-tab-btn{
  flex:1;padding:10px 16px;border:none;border-radius:6px;
  background:transparent;color:var(--text-secondary);font-size:13px;font-weight:600;
  cursor:pointer;transition:all var(--transition);font-family:var(--font);
}
.sub-tab-btn:hover{color:var(--text)}
.sub-tab-btn.active{background:var(--bg-card);color:var(--primary);box-shadow:var(--shadow)}
.sub-tab-content{display:none}
.sub-tab-content.active{display:block}

/* ── Metadata Display ──────────────────────────────────── */
.meta-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:12px;margin-top:16px}
.meta-item{padding:12px 16px;border-radius:var(--radius-sm);background:var(--bg-card2)}
.meta-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:0.5px;color:var(--text-muted);margin-bottom:4px}
.meta-value{font-size:14px;color:var(--text);word-break:break-word}
.meta-thumb{width:100%;max-width:320px;border-radius:8px;margin-top:8px}

.export-actions{display:flex;gap:8px;margin-top:16px;flex-wrap:wrap}

/* ── Footer ────────────────────────────────────────────── */
.footer{
  background:var(--bg-card);border-top:1px solid var(--border);
  padding:48px 20px 24px;margin-top:60px;
}
.footer-inner{max-width:1200px;margin:0 auto}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:32px;margin-bottom:32px}
.footer-brand .logo{margin-bottom:12px}
.footer-desc{font-size:14px;color:var(--text-secondary);line-height:1.6;max-width:300px}
.footer-links h4{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:0.5px;color:var(--text-muted);margin-bottom:12px}
.footer-links a{display:block;font-size:14px;color:var(--text-secondary);padding:4px 0;transition:color var(--transition)}
.footer-links a:hover{color:var(--primary)}
.footer-bottom{padding-top:24px;border-top:1px solid var(--border);text-align:center}
.footer-bottom p{font-size:13px;color:var(--text-muted)}

/* ── Toast ─────────────────────────────────────────────── */
.toast{
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(80px);
  background:var(--bg-card);border:1px solid var(--border);border-radius:50px;
  padding:12px 24px;font-size:14px;font-weight:600;color:var(--text);
  box-shadow:var(--shadow-lg);transition:transform 0.35s cubic-bezier(.175,.885,.32,1.275),opacity 0.35s;
  opacity:0;pointer-events:none;z-index:999;white-space:nowrap;
}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1}
.toast.success{color:var(--success);border-color:rgba(16,185,129,0.3)}
.toast.error{color:var(--danger);border-color:rgba(239,68,68,0.3)}

/* ── Responsive ────────────────────────────────────────── */
@media(max-width:768px){
  .nav{display:none;position:fixed;top:64px;left:0;right:0;background:var(--bg-card);border-bottom:1px solid var(--border);padding:8px;flex-direction:column;z-index:99;box-shadow:var(--shadow-lg)}
  .nav.open{display:flex}
  .hamburger{display:flex}
  .hero-section{padding:40px 0 24px}
  .tool-tab-header{overflow-x:auto}
  .tool-tab-btn{flex:0 0 auto;padding:10px 14px;font-size:12px}
  .tool-card{padding:20px}
  .features-grid,.steps-grid{grid-template-columns:1fr}
  .features-section,.howto-section,.faq-section,.cta-section,.content-section{padding:40px 0}
  .preview-card{flex-direction:column;align-items:flex-start}
  .preview-thumb{width:100%;height:auto;aspect-ratio:16/9}
  .language-options{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}
  .cta-card{padding:32px 20px}
  .footer-grid{grid-template-columns:1fr 1fr}
}

@media(max-width:480px){
  .header-inner{padding:0 12px;gap:12px}
  .main{padding:0 12px 24px}
  .hero-title{font-size:24px}
  .quality-selector{flex-direction:column}
  .quality-option{min-width:auto}
  .footer-grid{grid-template-columns:1fr}
}