/* ===== WHITE & PINK THEME v2 ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --pink-50: #fdf2f8;
    --pink-100: #fce7f3;
    --pink-200: #fbcfe8;
    --pink-300: #f9a8d4;
    --pink-400: #f472b6;
    --pink-500: #ec4899;
    --pink-600: #db2777;
    --pink-700: #be185d;
    --pink-800: #9d174d;
    --pink-gradient: linear-gradient(135deg, #ec4899, #f472b6, #f9a8d4);
    --pink-gradient-strong: linear-gradient(135deg, #be185d, #db2777, #ec4899);
    --pink-gradient-soft: linear-gradient(135deg, #fce7f3, #fdf2f8, #ffffff);
    --bg-primary: #ffffff;
    --bg-secondary: #faf5ff;
    --bg-card: #ffffff;
    --bg-input: #f8fafc;
    --border: #f1e8f5;
    --border-hover: #f9a8d4;
    --text-dark: #1e1b2e;
    --text-body: #4a4458;
    --text-light: #8b839c;
    --green: #10b981;
    --green-dark: #059669;
    --red: #ef4444;
    --shadow-card: 0 1px 3px rgba(0,0,0,0.04), 0 8px 24px rgba(190,24,93,0.06);
    --shadow-hover: 0 4px 12px rgba(0,0,0,0.06), 0 16px 40px rgba(190,24,93,0.1);
    --radius: 16px;
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-secondary);
    color: var(--text-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
a { text-decoration:none; color:inherit; }

/* ===== NAVBAR ===== */
.navbar {
    position: fixed; top: 0; left: 0; width: 100%;
    height: 64px;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    display: flex; align-items: center;
}
.nav-container {
    width: 100%; max-width: 960px;
    margin: 0 auto; padding: 0 24px;
    display: flex; justify-content: space-between; align-items: center;
}
.nav-brand { display:flex; align-items:center; gap:10px; cursor:pointer; }
.nav-brand-icon {
    width: 36px; height: 36px; border-radius: 10px;
    background: var(--pink-gradient-strong);
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 2px 8px rgba(190,24,93,0.25);
}
.nav-brand-text {
    font-size: 21px; font-weight: 800; letter-spacing: -0.3px;
    background: var(--pink-gradient-strong);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.nav-links { display:flex; align-items:center; gap:28px; list-style:none; }
.nav-links a {
    color: var(--text-body); font-size: 14px; font-weight: 500;
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--pink-600); }
.nav-links .nav-cta {
    padding: 9px 22px;
    background: var(--pink-gradient-strong);
    border-radius: 10px; color: white; font-weight: 600; font-size: 13px;
    box-shadow: 0 2px 8px rgba(190,24,93,0.25);
}
.nav-links .nav-cta:hover { box-shadow: 0 4px 16px rgba(190,24,93,0.35); transform: translateY(-1px); }
.mobile-toggle { display:none; background:none; border:none; color:var(--text-dark); font-size:24px; cursor:pointer; }

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    padding: 90px 24px 50px;
    background: var(--bg-primary);
    position: relative; overflow: hidden;
}
.hero::before {
    content:''; position:absolute; top:-300px; right:-200px;
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(236,72,153,0.06) 0%, transparent 70%);
    border-radius: 50%;
}
.hero::after {
    content:''; position:absolute; bottom:-200px; left:-200px;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(244,114,182,0.05) 0%, transparent 70%);
    border-radius: 50%;
}
.hero-content { max-width:680px; width:100%; text-align:center; position:relative; z-index:1; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 7px 18px;
    background: var(--pink-50); border: 1px solid var(--pink-200);
    border-radius: 30px; font-size: 12px; font-weight: 600;
    color: var(--pink-600); margin-bottom: 28px;
    text-transform: uppercase; letter-spacing: 0.8px;
}
.hero-badge .dot { width:7px; height:7px; background:var(--green); border-radius:50%; animation:pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1;} 50%{opacity:0.3;} }
.hero h1 {
    font-size: clamp(32px, 5.5vw, 52px); font-weight: 900;
    line-height: 1.1; margin-bottom: 18px; letter-spacing: -1px;
    color: var(--text-dark);
}
.hero h1 .gradient-text {
    background: var(--pink-gradient-strong);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero p { font-size:17px; color:var(--text-body); max-width:520px; margin:0 auto 40px; line-height:1.7; }

/* ===== DOWNLOADER BOX ===== */
.downloader-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px;
    box-shadow: var(--shadow-card);
}
.input-wrapper { display:flex; gap:10px; margin-bottom:14px; }
#urlInput {
    flex:1; padding:15px 20px;
    background: var(--bg-input);
    border: 1.5px solid var(--border);
    border-radius: 12px; color: var(--text-dark);
    font-size: 15px; font-family: inherit; outline: none;
    transition: all 0.25s;
}
#urlInput:focus {
    border-color: var(--pink-400);
    box-shadow: 0 0 0 4px rgba(236,72,153,0.08);
    background: white;
}
#urlInput::placeholder { color: var(--text-light); }
.paste-btn {
    padding: 15px 18px;
    background: var(--bg-input); border: 1.5px solid var(--border);
    border-radius: 12px; color: var(--text-light); cursor: pointer;
    transition: all 0.2s; display:flex; align-items:center; justify-content:center;
}
.paste-btn:hover { background:var(--pink-50); border-color:var(--pink-200); color:var(--pink-600); }
.download-btn {
    width: 100%; padding: 16px;
    background: var(--pink-gradient-strong); color: white; border: none;
    border-radius: 12px; font-size: 16px; font-weight: 700;
    font-family: inherit; cursor: pointer; transition: all 0.25s;
    display: flex; align-items: center; justify-content: center; gap: 10px;
    box-shadow: 0 4px 16px rgba(190,24,93,0.3);
}
.download-btn:hover { transform:translateY(-2px); box-shadow: 0 8px 28px rgba(190,24,93,0.4); }
.download-btn:active { transform:translateY(0); }
.download-btn:disabled { opacity:0.5; cursor:not-allowed; transform:none; box-shadow:none; }
.download-btn .material-icons-round,
.paste-btn .material-icons-round { font-size:20px; }
.error-box .material-icons-round { color:var(--red); }
.faq-arrow { transition:transform 0.3s; color:var(--pink-400); }
.faq-item.active .faq-arrow { transform:rotate(180deg); }

/* ===== SPINNER ===== */
.spinner { display:none; text-align:center; padding:40px; }
.spinner.active { display:block; }
.spinner-ring {
    width: 42px; height: 42px;
    border: 3px solid var(--pink-100);
    border-top-color: var(--pink-500);
    border-radius: 50%; animation: spin 0.7s linear infinite;
    margin: 0 auto 14px;
}
@keyframes spin { to{transform:rotate(360deg);} }
.spinner-text { color:var(--text-body); font-size:14px; font-weight:500; }

/* ===== RESULT ===== */
.result { display:none; margin-top:28px; animation:fadeIn 0.5s ease; }
.result.active { display:block; }
@keyframes fadeIn { from{opacity:0;transform:translateY(12px);} to{opacity:1;transform:translateY(0);} }
.video-preview {
    width:100%; border-radius:12px; overflow:hidden; margin-bottom:16px;
    background:#111; box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.video-preview video { width:100%; max-height:450px; display:block; }
.video-info-card {
    background: var(--pink-50); border: 1px solid var(--pink-100);
    border-radius: 12px; padding: 16px; margin-bottom: 14px;
}
.video-title { font-size:14px; font-weight:600; margin-bottom:10px; word-break:break-word; line-height:1.5; color:var(--text-dark); }
.video-meta { display:flex; flex-wrap:wrap; gap:14px; font-size:13px; color:var(--pink-600); }
.video-meta span { display:flex; align-items:center; gap:5px; }
.download-link {
    display:flex; align-items:center; justify-content:center; gap:10px;
    padding: 16px;
    background: linear-gradient(135deg, var(--green), var(--green-dark));
    color: white; border: none; border-radius: 12px;
    font-size: 15px; font-weight: 700; font-family: inherit;
    cursor: pointer; width: 100%; transition: all 0.25s;
    box-shadow: 0 4px 16px rgba(16,185,129,0.3);
    text-decoration: none;
}
.download-link:hover { transform:translateY(-2px); box-shadow:0 8px 28px rgba(16,185,129,0.4); }

/* ===== ERROR ===== */
.error-box {
    display:none; text-align:center; padding:20px;
    color: var(--red); background: #fef2f2;
    border: 1px solid #fecaca; border-radius: 12px;
    margin-top: 18px; font-size: 14px; font-weight: 500;
    animation: fadeIn 0.3s ease;
}
.error-box.active { display:block; }

/* ===== STATS BAR ===== */
.stats-bar {
    display:grid; grid-template-columns:repeat(4,1fr); gap:16px;
    padding:60px 24px; max-width:960px; margin:0 auto;
}
.stat-item {
    text-align:center; padding:28px 16px;
    background:var(--bg-card); border:1px solid var(--border);
    border-radius:var(--radius); transition:all 0.3s;
    box-shadow: var(--shadow-card);
}
.stat-item:hover { border-color:var(--pink-200); transform:translateY(-4px); box-shadow:var(--shadow-hover); }
.stat-number {
    font-size:34px; font-weight:900;
    background:var(--pink-gradient-strong);
    -webkit-background-clip:text; -webkit-text-fill-color:transparent;
    background-clip:text; margin-bottom:4px;
}
.stat-label { color:var(--text-light); font-size:13px; font-weight:500; }

/* ===== SECTION COMMON ===== */
.section { padding:80px 24px; max-width:960px; margin:0 auto; }
.section-divider { width:100%; max-width:960px; margin:0 auto; border:none; border-top:1px solid var(--border); }
.section-header { text-align:center; margin-bottom:50px; }
.section-label {
    display:inline-block; padding:6px 16px;
    background:var(--pink-50); border:1px solid var(--pink-200);
    border-radius:20px; font-size:11px; font-weight:700;
    color:var(--pink-600); text-transform:uppercase;
    letter-spacing:1.5px; margin-bottom:16px;
}
.section-header h2 {
    font-size:clamp(26px,4vw,40px); font-weight:900;
    margin-bottom:14px; letter-spacing:-0.5px; color:var(--text-dark);
}
.section-header h2 .gradient-text {
    background:var(--pink-gradient-strong);
    -webkit-background-clip:text; -webkit-text-fill-color:transparent;
    background-clip:text;
}
.section-header p { color:var(--text-body); max-width:560px; margin:0 auto; font-size:16px; line-height:1.7; }

/* ===== FEATURES GRID ===== */
.features-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.feature-card {
    background:var(--bg-card); border:1px solid var(--border);
    border-radius:var(--radius); padding:30px 26px;
    transition:all 0.3s; box-shadow:var(--shadow-card);
}
.feature-card:hover { border-color:var(--pink-200); transform:translateY(-4px); box-shadow:var(--shadow-hover); }
.feature-icon {
    width:50px; height:50px; border-radius:14px;
    display:flex; align-items:center; justify-content:center;
    font-size:24px; margin-bottom:20px;
}
.feature-icon.purple { background:#f3e8ff; }
.feature-icon.red { background:#fee2e2; }
.feature-icon.orange { background:#ffedd5; }
.feature-icon.green { background:#dcfce7; }
.feature-icon.blue { background:#dbeafe; }
.feature-icon.pink { background:var(--pink-100); }
.feature-card h3 { font-size:17px; font-weight:700; margin-bottom:10px; color:var(--text-dark); }
.feature-card p { color:var(--text-light); font-size:14px; line-height:1.75; }

/* ===== HOW IT WORKS ===== */
.steps-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.step-card {
    text-align:center; padding:38px 26px;
    background:var(--bg-card); border:1px solid var(--border);
    border-radius:var(--radius); transition:all 0.3s;
    box-shadow:var(--shadow-card);
}
.step-card:hover { border-color:var(--pink-200); transform:translateY(-4px); box-shadow:var(--shadow-hover); }
.step-number {
    width:54px; height:54px; border-radius:50%;
    background:var(--pink-gradient-strong);
    display:flex; align-items:center; justify-content:center;
    font-size:22px; font-weight:800; margin:0 auto 22px; color:white;
    box-shadow:0 4px 14px rgba(190,24,93,0.25);
}
.step-card h3 { font-size:18px; font-weight:700; margin-bottom:10px; color:var(--text-dark); }
.step-card p { color:var(--text-light); font-size:14px; line-height:1.75; }

/* ===== FAQ ===== */
.faq-list { max-width:720px; margin:0 auto; }
.faq-item {
    border:1px solid var(--border); border-radius:12px;
    margin-bottom:10px; overflow:hidden; transition:all 0.3s;
    background:var(--bg-card); box-shadow:var(--shadow-card);
}
.faq-item:hover { border-color:var(--pink-200); }
.faq-question {
    width:100%; padding:20px 24px; background:transparent;
    border:none; color:var(--text-dark); font-size:15px;
    font-weight:600; font-family:inherit; text-align:left;
    cursor:pointer; display:flex; justify-content:space-between;
    align-items:center; transition:color 0.2s;
}
.faq-question:hover { color:var(--pink-600); }
.faq-answer { max-height:0; overflow:hidden; transition:max-height 0.35s ease; }
.faq-item.active .faq-answer { max-height:300px; }
.faq-answer-inner {
    padding:0 24px 20px; color:var(--text-body);
    font-size:14px; line-height:1.8;
}

/* ===== FOOTER ===== */
.footer {
    border-top:1px solid var(--border); padding:48px 24px 28px;
    background:var(--bg-primary);
}
.footer-content {
    max-width:960px; margin:0 auto;
    display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:32px;
}
.footer-brand p { color:var(--text-light); font-size:13px; line-height:1.7; margin-top:14px; }
.footer-col h4 {
    font-size:12px; font-weight:700; margin-bottom:16px;
    text-transform:uppercase; letter-spacing:0.8px; color:var(--text-body);
}
.footer-col a {
    display:block; color:var(--text-light); font-size:13px;
    margin-bottom:10px; transition:color 0.2s;
}
.footer-col a:hover { color:var(--pink-600); }
.footer-bottom {
    max-width:960px; margin:36px auto 0; padding-top:20px;
    border-top:1px solid var(--border); text-align:center;
    color:var(--text-light); font-size:12px;
}

/* ===== SCROLL REVEAL ===== */
.reveal {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width:900px) {
    .nav-links { display:none; }
    .mobile-toggle { display:block; }
    .nav-links.active {
        display:flex; flex-direction:column;
        position:absolute; top:64px; left:0; width:100%;
        background:rgba(255,255,255,0.98);
        backdrop-filter:blur(20px); padding:20px 24px;
        gap:16px; border-bottom:1px solid var(--border);
        box-shadow:0 8px 24px rgba(0,0,0,0.08);
    }
    .features-grid { grid-template-columns:repeat(2,1fr); }
    .steps-grid { grid-template-columns:repeat(2,1fr); }
    .footer-content { grid-template-columns:1fr 1fr; }
}
@media (max-width:600px) {
    .hero { padding:80px 16px 30px; }
    .downloader-box { padding:24px; }
    .input-wrapper { flex-direction:column; }
    .paste-btn { padding:14px; }
    .stats-bar { grid-template-columns:1fr 1fr; gap:10px; padding:40px 16px; }
    .stat-item { padding:20px 12px; }
    .stat-number { font-size:28px; }
    .section { padding:50px 16px; }
    .features-grid { grid-template-columns:1fr; }
    .steps-grid { grid-template-columns:1fr; }
    .footer-content { grid-template-columns:1fr; gap:24px; }
    .video-preview video { max-height:300px; }
}