/* ═══════════════════════════════════
   TikSave — clean, icon-free, rounded
   ═══════════════════════════════════ */

:root {
    --red:    #FE2C55;
    --red2:   #d91f45;
    --bg:     #ffffff;
    --bg2:    #F7F8FA;
    --card:   #ffffff;
    --border: #E8EAED;
    --text:   #0D0F12;
    --text2:  #5A6270;
    --text3:  #A0A8B5;
    --sh1:    0 1px 4px rgba(0,0,0,.06);
    --sh2:    0 6px 24px rgba(0,0,0,.09);
    --sh3:    0 16px 48px rgba(0,0,0,.12);
    --r:      16px;
    --r2:     12px;
    --pill:   999px;
    --t:      .18s ease;
    --font:   'Inter', system-ui, sans-serif;
}
[data-theme="dark"] {
    --bg:     #0D0D10;
    --bg2:    #131317;
    --card:   #1A1A1F;
    --border: #2A2A32;
    --text:   #F0F0F5;
    --text2:  #8A8FA0;
    --text3:  #50525E;
    --sh1:    0 1px 4px rgba(0,0,0,.3);
    --sh2:    0 6px 24px rgba(0,0,0,.35);
    --sh3:    0 16px 48px rgba(0,0,0,.45);
}

*,*::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;overflow-x:hidden;transition:background var(--t),color var(--t)}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
button{cursor:pointer;font-family:var(--font);border:none;background:none}

.container{max-width:1080px;margin:0 auto;padding:0 24px}

/* ── Navbar ── */
.navbar{
    position:sticky;top:0;z-index:200;
    background:rgba(255,255,255,.9);
    backdrop-filter:blur(16px);
    border-bottom:1px solid var(--border);
}
[data-theme="dark"] .navbar{background:rgba(13,13,16,.9)}
.nav-inner{
    max-width:1080px;margin:0 auto;padding:0 24px;
    height:60px;display:flex;align-items:center;gap:28px;
}
.logo{
    font-size:1.2rem;font-weight:900;letter-spacing:-.5px;color:var(--red);
    flex-shrink:0;
}
.logo--light{color:#fff}
.nav-links{display:flex;gap:22px;flex:1}
.nav-links a{font-size:.85rem;font-weight:500;color:var(--text2);transition:color var(--t)}
.nav-links a:hover{color:var(--red)}
.theme-btn{
    margin-left:auto;width:34px;height:34px;border-radius:50%;
    border:1px solid var(--border);color:var(--text2);font-size:.9rem;
    display:flex;align-items:center;justify-content:center;
    transition:all var(--t);background:var(--bg2);
}
.theme-btn:hover{border-color:var(--red);color:var(--red)}

/* ── Sticky search bar ── */
.sticky-bar{
    position:sticky;top:60px;z-index:150;
    background:var(--bg);
    border-bottom:1px solid var(--border);
    padding:12px 0;
    box-shadow:var(--sh2);
}
.sbar-row{
    display:flex;align-items:center;gap:8px;
    background:var(--card);
    border:2px solid var(--border);
    border-radius:var(--pill);
    padding:5px 5px 5px 20px;
    transition:border-color var(--t),box-shadow var(--t);
}
.sbar-row:focus-within{
    border-color:var(--red);
    box-shadow:0 0 0 4px rgba(254,44,85,.1);
}
.sbar-row input{
    flex:1;border:none;background:transparent;outline:none;
    font-size:.95rem;color:var(--text);padding:8px 0;min-width:0;
}
.sbar-row input::placeholder{color:var(--text3)}

.sbar-clear{
    width:28px;height:28px;border-radius:50%;flex-shrink:0;
    font-size:.75rem;font-weight:700;
    color:var(--text3);background:var(--bg2);
    display:flex;align-items:center;justify-content:center;
    transition:all var(--t);
}
.sbar-clear:hover{background:rgba(254,44,85,.1);color:var(--red)}

.sbar-paste{
    padding:8px 16px;border-radius:var(--pill);flex-shrink:0;
    background:var(--bg2);border:1px solid var(--border);
    font-size:.82rem;font-weight:600;color:var(--text2);
    transition:all var(--t);white-space:nowrap;
}
.sbar-paste:hover{border-color:var(--red);color:var(--red)}

.sbar-go{
    padding:10px 24px;border-radius:var(--pill);flex-shrink:0;
    background:var(--red);color:#fff;
    font-size:.9rem;font-weight:700;white-space:nowrap;
    transition:all var(--t);
    box-shadow:0 4px 12px rgba(254,44,85,.3);
}
.sbar-go:hover{background:var(--red2);box-shadow:0 6px 18px rgba(254,44,85,.4);transform:translateY(-1px)}
.sbar-go:active{transform:translateY(0)}
.sbar-go.loading{opacity:.7;pointer-events:none}

/* ── Hero ── */
.hero{
    position:relative;overflow:hidden;
    padding:80px 0 70px;text-align:center;
}
.hero-glow{position:absolute;border-radius:50%;filter:blur(90px);pointer-events:none;opacity:.1}
[data-theme="dark"] .hero-glow{opacity:.16}
.g1{width:480px;height:480px;background:#FE2C55;top:-160px;right:-80px}
.g2{width:320px;height:320px;background:#25F4EE;bottom:-80px;left:-60px}

.hero-content{position:relative;z-index:1}
.hero-badge{
    display:inline-block;
    background:var(--card);border:1px solid var(--border);
    border-radius:var(--pill);padding:5px 16px;
    font-size:.75rem;font-weight:600;color:var(--text2);
    margin-bottom:24px;box-shadow:var(--sh1);letter-spacing:.02em;
}
.hero h1{
    font-size:clamp(2.2rem,6vw,4rem);
    font-weight:900;letter-spacing:-2px;line-height:1.1;
    margin-bottom:16px;
}
.hero h1 em{
    font-style:normal;
    background:linear-gradient(135deg,#FE2C55,#FF6B6B);
    -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.hero p{font-size:1rem;color:var(--text2);max-width:440px;margin:0 auto 44px}

/* Stats */
.stats-strip{display:flex;align-items:center;justify-content:center;flex-wrap:wrap}
.stat{display:flex;flex-direction:column;align-items:center;padding:0 28px}
.stat strong{font-size:1.5rem;font-weight:900;letter-spacing:-1px;line-height:1}
.stat span{font-size:.72rem;color:var(--text3);margin-top:3px;text-transform:uppercase;letter-spacing:.05em}
.stat-sep{width:1px;height:30px;background:var(--border)}

/* ── Result ── */
.result-section{padding:40px 0 60px}

.result-error{
    max-width:620px;margin:0 auto;
    background:rgba(254,44,85,.05);
    border:1px solid rgba(254,44,85,.2);
    border-radius:var(--r);padding:24px 28px;
}
.err-title{font-weight:700;color:var(--red);margin-bottom:4px}
.err-msg{font-size:.875rem;color:var(--text2)}

.video-card{
    max-width:620px;margin:0 auto 16px;
    background:var(--card);border:1px solid var(--border);
    border-radius:var(--r);padding:16px;
    display:flex;gap:16px;box-shadow:var(--sh1);
    animation:fadeUp .3s ease;
}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}

.vid-thumb{
    width:80px;flex-shrink:0;border-radius:10px;overflow:hidden;
    position:relative;aspect-ratio:9/16;
}
.vid-thumb img{width:100%;height:100%;object-fit:cover}
.vid-dur{
    position:absolute;bottom:5px;right:5px;
    background:rgba(0,0,0,.72);color:#fff;
    font-size:.65rem;font-weight:700;padding:2px 6px;border-radius:5px;
}
.vid-info{flex:1;min-width:0;display:flex;flex-direction:column;justify-content:center;gap:5px}
.vid-author{font-size:.78rem;font-weight:700;color:var(--red)}
.vid-title{
    font-size:.9rem;font-weight:600;color:var(--text);line-height:1.4;
    overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
}
.vid-meta{display:flex;gap:14px;flex-wrap:wrap}
.vid-meta span{font-size:.75rem;color:var(--text3)}

/* Download buttons */
.dl-options{
    max-width:620px;margin:0 auto;
    display:flex;flex-direction:column;gap:10px;
    animation:fadeUp .35s ease .05s both;
}
.dl-btn{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 20px;border-radius:var(--r2);
    background:var(--card);border:1.5px solid var(--border);
    transition:all var(--t);box-shadow:var(--sh1);
}
.dl-btn:hover{border-color:var(--red);box-shadow:0 4px 20px rgba(254,44,85,.12);transform:translateY(-2px)}

.dl-left{display:flex;flex-direction:column;gap:3px}
.dl-left strong{font-size:.95rem;font-weight:700;color:var(--text)}
.dl-left small{font-size:.78rem;color:var(--text3)}

.dl-pill{
    padding:9px 20px;border-radius:var(--pill);flex-shrink:0;
    font-size:.85rem;font-weight:700;
    transition:all var(--t);
}
.dl-btn--hd   .dl-pill{background:var(--red);color:#fff;box-shadow:0 3px 10px rgba(254,44,85,.3)}
.dl-btn--audio .dl-pill{background:#7C3AED;color:#fff;box-shadow:0 3px 10px rgba(124,58,237,.3)}
.dl-btn--hd:hover   .dl-pill{background:var(--red2)}
.dl-btn--audio:hover .dl-pill{background:#6D28D9}

/* ── Sections ── */
.section{padding:88px 0}
.bg-alt{background:var(--bg2)}

.sec-head{text-align:center;margin-bottom:52px}
.sec-badge{
    display:inline-block;
    background:rgba(254,44,85,.08);color:var(--red);
    font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
    padding:4px 12px;border-radius:var(--pill);margin-bottom:12px;
}
[data-theme="dark"] .sec-badge{background:rgba(254,44,85,.15)}
.sec-head h2{font-size:clamp(1.6rem,3.5vw,2.4rem);font-weight:800;letter-spacing:-1px;margin-bottom:10px}
.sec-head h2 em{
    font-style:normal;
    background:linear-gradient(135deg,#FE2C55,#FF6B6B);
    -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.sec-head p{font-size:.95rem;color:var(--text2);max-width:400px;margin:0 auto}

/* ── Steps ── */
.steps{display:flex;align-items:center}
.step{
    flex:1;background:var(--card);border:1px solid var(--border);
    border-radius:var(--r);padding:32px 28px;text-align:center;
    transition:transform var(--t),box-shadow var(--t);
}
.step:hover{transform:translateY(-5px);box-shadow:var(--sh3)}
.step-num{font-size:2.8rem;font-weight:900;color:var(--border);letter-spacing:-3px;line-height:1;margin-bottom:12px}
.step h3{font-size:1rem;font-weight:700;margin-bottom:8px}
.step p{font-size:.84rem;color:var(--text2);line-height:1.65}
.step-arrow{flex-shrink:0;padding:0 16px;font-size:1.2rem;color:var(--border)}

/* ── Features ── */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feat{
    background:var(--card);border:1px solid var(--border);
    border-radius:var(--r);padding:28px 24px;
    transition:transform var(--t),box-shadow var(--t),border-color var(--t);
    position:relative;overflow:hidden;
}
.feat:hover{transform:translateY(-4px);box-shadow:var(--sh3);border-color:var(--red)}
.feat-dot{
    width:10px;height:10px;border-radius:50%;
    display:inline-block;margin-bottom:16px;
}
.feat h3{font-size:.95rem;font-weight:700;margin-bottom:8px}
.feat p{font-size:.84rem;color:var(--text2);line-height:1.65}

/* ── FAQ ── */
.faq-list{max-width:660px;margin:0 auto;display:flex;flex-direction:column;gap:8px}
.faq-item{
    background:var(--card);border:1px solid var(--border);
    border-radius:var(--r2);overflow:hidden;transition:border-color var(--t);
}
.faq-item.open{border-color:var(--red)}
.faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;
    padding:17px 20px;font-size:.9rem;font-weight:600;color:var(--text);text-align:left;
    transition:color var(--t);
}
.faq-q:hover{color:var(--red)}
.faq-chevron{font-size:1.1rem;font-weight:400;color:var(--text3);transition:transform var(--t);flex-shrink:0}
.faq-item.open .faq-q .faq-chevron{transform:rotate(45deg);color:var(--red)}
.faq-a{display:none;padding:0 20px 18px}
.faq-item.open .faq-a{display:block}
.faq-a p{font-size:.875rem;color:var(--text2);line-height:1.7}

/* ── Footer ── */
.footer{background:#0D0D10;padding:44px 0 28px}
[data-theme="dark"] .footer{background:#080809;border-top:1px solid var(--border)}
.footer-inner{display:flex;flex-direction:column;align-items:center;gap:20px;text-align:center}
.footer-nav{display:flex;gap:20px;flex-wrap:wrap;justify-content:center}
.footer-nav a{font-size:.84rem;color:#5A5A68;transition:color var(--t)}
.footer-nav a:hover{color:#fff}
.footer-copy{font-size:.75rem;color:#404050}

/* ── Spinner ── */
.spin{
    width:16px;height:16px;border-radius:50%;
    border:2.5px solid rgba(255,255,255,.3);border-top-color:#fff;
    animation:spin .6s linear infinite;display:inline-block;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Toast ── */
.toast{
    position:fixed;bottom:20px;right:20px;
    background:#1A1A22;color:#fff;
    padding:11px 17px;border-radius:10px;
    font-size:.84rem;font-weight:500;
    box-shadow:0 8px 28px rgba(0,0,0,.28);
    z-index:9999;animation:slideUp .22s ease;
}
.toast.ok {border-left:3px solid #10B981}
.toast.err{border-left:3px solid var(--red)}
@keyframes slideUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

/* ── Responsive ── */
@media(max-width:880px){.feat-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){
    .nav-links{display:none}
    .sbar-paste{display:none}
    .steps{flex-direction:column;gap:12px}
    .step-arrow{transform:rotate(90deg);padding:4px 0}
    .feat-grid{grid-template-columns:1fr}
    .video-card{flex-direction:column}
    .vid-thumb{width:100%;aspect-ratio:16/9}
    .hero h1{letter-spacing:-1.5px}
    .stats-strip{gap:16px}
    .stat-sep{display:none}
}
@media(max-width:400px){
    .container{padding:0 14px}
    .sbar-row{padding-left:14px}
}

/* ══ Legal pages (privacy, terms) ══════════════════════════ */
.legal-page { padding: 60px 0 80px; }
.legal-header {
    text-align: center; margin-bottom: 48px;
}
.legal-header h1 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 900; letter-spacing: -1px; margin-bottom: 10px;
}
.legal-header h1 em {
    font-style: normal;
    background: linear-gradient(135deg,#FE2C55,#FF6B6B);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.legal-header p { color: var(--text2); font-size: .95rem; max-width: 480px; margin: 0 auto; }
.legal-date { font-size: .8rem; color: var(--text3); margin-top: 8px; }
.legal-body { max-width: 720px; margin: 0 auto; }
.legal-intro {
    background: rgba(254,44,85,.04); border: 1px solid rgba(254,44,85,.12);
    border-radius: var(--r2); padding: 20px 24px; margin-bottom: 36px;
    font-size: .95rem; line-height: 1.7; color: var(--text2);
}
.legal-section { margin-bottom: 32px; }
.legal-section h2 {
    font-size: 1.05rem; font-weight: 700; margin-bottom: 10px;
    color: var(--text); padding-bottom: 8px; border-bottom: 1px solid var(--border);
}
.legal-section p { font-size: .9rem; color: var(--text2); line-height: 1.75; margin-bottom: 10px; }
.legal-section ul { padding-left: 20px; display: flex; flex-direction: column; gap: 6px; margin-top: 8px; }
.legal-section ul li { font-size: .9rem; color: var(--text2); line-height: 1.6; }
.legal-section a { color: var(--red); text-decoration: underline; }
.legal-section code {
    background: var(--bg2); border: 1px solid var(--border);
    border-radius: 5px; padding: 1px 7px; font-size: .82rem; color: var(--red);
}

/* ══ Contact page ═══════════════════════════════════════════ */
.contact-page { padding: 60px 0 80px; }
.contact-grid {
    max-width: 860px; margin: 0 auto;
    display: grid; grid-template-columns: 1fr 280px; gap: 32px;
    align-items: start;
}
.contact-form-wrap {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--r); padding: 36px;
    box-shadow: var(--sh1);
}
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: .82rem; font-weight: 600; color: var(--text2); }
.form-group label span { color: var(--red); }
.form-group input,
.form-group select,
.form-group textarea {
    border: 1.5px solid var(--border); border-radius: var(--r2);
    padding: 11px 14px; font-size: .9rem; font-family: var(--font);
    color: var(--text); background: var(--bg2);
    outline: none; transition: border-color var(--t), box-shadow var(--t);
    resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--red);
    box-shadow: 0 0 0 3px rgba(254,44,85,.1);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text3); }
.btn-submit {
    padding: 13px 32px; border-radius: var(--pill);
    background: var(--red); color: #fff;
    font-size: .95rem; font-weight: 700;
    transition: all var(--t);
    box-shadow: 0 4px 14px rgba(254,44,85,.3);
    align-self: flex-start;
}
.btn-submit:hover { background: var(--red2); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(254,44,85,.4); }
.form-error {
    background: rgba(254,44,85,.06); border: 1px solid rgba(254,44,85,.25);
    border-radius: var(--r2); padding: 12px 16px;
    font-size: .875rem; color: var(--red); margin-bottom: 4px;
}
.contact-success {
    text-align: center; padding: 48px 24px;
    display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.success-check {
    width: 56px; height: 56px; border-radius: 50%;
    background: rgba(16,185,129,.1); color: #10B981;
    font-size: 1.5rem; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
}
.contact-success h3 { font-size: 1.2rem; font-weight: 700; }
.contact-success p { color: var(--text2); font-size: .9rem; }
.btn-outline {
    padding: 10px 22px; border-radius: var(--pill);
    border: 1.5px solid var(--border); font-size: .875rem; font-weight: 600;
    color: var(--text2); margin-top: 8px; transition: all var(--t); display: inline-block;
}
.btn-outline:hover { border-color: var(--red); color: var(--red); }
.contact-info { display: flex; flex-direction: column; gap: 14px; }
.info-card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--r2); padding: 20px;
}
.info-card--tip { background: rgba(254,44,85,.03); border-color: rgba(254,44,85,.15); }
.info-label { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--text3); margin-bottom: 8px; }
.info-value { font-size: .88rem; color: var(--text2); line-height: 1.6; }
.info-list { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.info-list li { font-size: .85rem; color: var(--text2); padding-left: 14px; position: relative; }
.info-list li::before { content: '–'; position: absolute; left: 0; color: var(--red); }
.nav-links a.active { color: var(--red); }

@media(max-width:700px) {
    .contact-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .contact-form-wrap { padding: 24px; }
}