/* ═══════════════════════════════════════════════════
   FBSave Pro — Complete Design System
   Font: Plus Jakarta Sans + Fraunces
   Theme: Professional Blue, light default, dark toggle
═══════════════════════════════════════════════════ */

:root {
  --blue:       #0EA5E9;
  --blue-dark:  #2563EB;
  --blue-light: #E0F2FE;
  --blue-mid:   #BAE6FD;
  --accent:     #FF6B35;
  --success:    #22C55E;
  --error:      #EF4444;
  --bg:         #F8FAFF;
  --bg2:        #FFFFFF;
  --bg3:        #EEF2FF;
  --surface:    #FFFFFF;
  --border:     #E2E8F0;
  --text:       #0F172A;
  --text2:      #475569;
  --text3:      #94A3B8;
  --shadow:     0 4px 24px rgba(15,23,42,0.08);
  --shadow-lg:  0 16px 48px rgba(15,23,42,0.12);
  --radius:     16px;
  --radius-sm:  10px;
  --radius-xs:  6px;
  --font:       'Plus Jakarta Sans', sans-serif;
  --font-display: 'Fraunces', serif;
  --trans:      all 0.22s cubic-bezier(0.4,0,0.2,1);
  --max:        1140px;
}

[data-theme="dark"] {
  --bg:      #060B18;
  --bg2:     #0D1526;
  --bg3:     #111D35;
  --surface: #131F38;
  --border:  rgba(255,255,255,0.08);
  --text:    #F1F5F9;
  --text2:   #94A3B8;
  --text3:   #475569;
  --blue-light: rgba(24,119,242,0.12);
  --shadow:  0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.5);
}

/* ── RESET ────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.65;transition:background 0.3s,color 0.3s;overflow-x:hidden}
a{color:var(--blue);text-decoration:none;transition:var(--trans)}
a:hover{color:var(--blue-dark)}
img{max-width:100%;display:block}
button{cursor:pointer;font-family:var(--font);border:none;background:none}
ul,ol{list-style:none}
input,textarea,select{font-family:var(--font)}

.container{max-width:var(--max);margin:0 auto;padding:0 24px}

/* ── AD SLOTS ─────────────────────────────────────── */
.ad-slot{text-align:center;padding:12px;background:var(--bg3);border-top:1px dashed var(--border);border-bottom:1px dashed var(--border)}
.ad-placeholder{display:inline-block;padding:10px 24px;color:var(--text3);font-size:11px;letter-spacing:.08em;text-transform:uppercase;border:1px dashed var(--border);border-radius:var(--radius-xs);min-width:280px}
.ad-top{margin-bottom:0}
.ad-mid{margin:24px 0;border-radius:var(--radius-sm);border:1px dashed var(--border)}

/* ── HEADER ───────────────────────────────────────── */
.header{position:sticky;top:0;z-index:200;background:rgba(248,250,255,0.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border);transition:background 0.3s}
[data-theme="dark"] .header{background:rgba(6,11,24,0.92)}
.header-wrap{display:flex;align-items:center;gap:16px;height:68px}

.logo{display:inline-flex;align-items:center;gap:10px;font-size:1.2rem;color:var(--text);font-weight:700}
.logo-mark{flex-shrink:0;display:flex;filter:drop-shadow(0 2px 6px rgba(14,165,233,.35))}
.logo-text{font-family:var(--font);color:var(--text)}
.logo-text strong{color:var(--blue)}

.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{padding:7px 14px;border-radius:var(--radius-xs);font-size:.875rem;font-weight:500;color:var(--text2);transition:var(--trans)}
.nav-link:hover,.nav-link.active{background:var(--blue-light);color:var(--blue)}

.nav-toggle{display:none;flex-direction:column;gap:5px;padding:6px;border-radius:var(--radius-xs)}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:var(--trans)}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.theme-btn{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:var(--radius-xs);border:1px solid var(--border);color:var(--text2);transition:var(--trans);flex-shrink:0}
.theme-btn:hover{border-color:var(--blue);color:var(--blue)}
.icon-moon{display:none}
[data-theme="dark"] .icon-sun{display:none}
[data-theme="dark"] .icon-moon{display:block}

/* ── HERO ─────────────────────────────────────────── */
.hero{position:relative;padding:80px 0 72px;overflow:hidden}
.hero-bg{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.hero-blob{position:absolute;border-radius:50%;filter:blur(80px);opacity:.18}
.b1{width:560px;height:560px;background:var(--blue);top:-200px;left:-150px;animation:blobFloat 9s ease-in-out infinite}
.b2{width:400px;height:400px;background:#42A5F5;top:-80px;right:-120px;animation:blobFloat 12s ease-in-out infinite reverse}
@keyframes blobFloat{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(20px,-20px) scale(1.06)}}

.hero-badge{display:inline-flex;align-items:center;gap:10px;background:var(--blue-light);color:var(--blue);font-size:.8rem;font-weight:600;padding:7px 16px;border-radius:100px;margin-bottom:24px;border:1px solid rgba(24,119,242,.2);animation:fadeUp .5s ease both}
.badge-dot{width:8px;height:8px;border-radius:50%;background:var(--success);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}

.hero-h1{font-family:var(--font-display);font-size:clamp(2rem,5vw,3.8rem);font-weight:900;line-height:1.12;color:var(--text);margin-bottom:20px;animation:fadeUp .5s .08s ease both}
.hero-h1 em{font-style:normal;background:linear-gradient(135deg,var(--blue),#42A5F5);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-sub{font-size:1.05rem;color:var(--text2);max-width:560px;margin:0 auto 40px;animation:fadeUp .5s .16s ease both}

@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}

/* ── TOOL CARD ────────────────────────────────────── */
.tool-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:28px;max-width:780px;margin:0 auto 20px;box-shadow:var(--shadow-lg);animation:fadeUp .5s .24s ease both;transition:border-color .3s,box-shadow .3s}
.tool-card:focus-within{border-color:var(--blue);box-shadow:var(--shadow-lg),0 0 0 4px rgba(24,119,242,.12)}
.tool-input-row{display:flex;gap:12px;align-items:stretch}
.tool-input-wrap{flex:1;position:relative;display:flex;align-items:center}
.input-icon{position:absolute;left:14px;color:var(--text3);pointer-events:none;flex-shrink:0}
#urlInput{width:100%;background:var(--bg3);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:14px 100px 14px 44px;font-size:.95rem;color:var(--text);outline:none;transition:var(--trans)}
#urlInput:focus{border-color:var(--blue);background:var(--bg2);box-shadow:0 0 0 3px rgba(24,119,242,.1)}
#urlInput::placeholder{color:var(--text3)}
.paste-btn{position:absolute;right:8px;display:flex;align-items:center;gap:5px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xs);padding:6px 12px;font-size:.78rem;font-weight:600;color:var(--text2);transition:var(--trans);white-space:nowrap}
.paste-btn:hover{border-color:var(--blue);color:var(--blue)}
.dl-btn{display:flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--blue),var(--blue-dark));color:#fff;border-radius:var(--radius-sm);padding:14px 28px;font-size:1rem;font-weight:700;white-space:nowrap;box-shadow:0 8px 24px rgba(24,119,242,.35);transition:var(--trans);position:relative;overflow:hidden}
.dl-btn::after{content:'';position:absolute;inset:0;background:rgba(255,255,255,0);transition:background .2s}
.dl-btn:hover::after{background:rgba(255,255,255,.1)}
.dl-btn:hover{transform:translateY(-1px);box-shadow:0 12px 32px rgba(24,119,242,.45)}
.dl-btn:active{transform:scale(.98)}
.dl-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}
.tool-meta{margin-top:12px;font-size:.78rem;color:var(--text3);text-align:center}

/* ── ERROR BAR ────────────────────────────────────── */
.error-bar{display:none;align-items:center;gap:10px;background:rgba(239,68,68,.08);border:1px solid rgba(239,68,68,.25);border-radius:var(--radius-sm);color:#F87171;padding:13px 18px;max-width:780px;margin:0 auto 16px;font-size:.875rem;animation:fadeUp .3s ease}
.error-bar.show{display:flex}

/* ── TRUST ROW ────────────────────────────────────── */
.trust-row{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:center;animation:fadeUp .5s .32s ease both}
.trust-item{display:flex;align-items:center;gap:6px;font-size:.82rem;font-weight:600;color:var(--text2)}
.trust-item svg{color:var(--success);flex-shrink:0}

/* ── LOADING ──────────────────────────────────────── */
.loading-section{display:none;padding:60px 0;text-align:center}
.loading-section.show{display:block}
.loader-box{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:48px 32px;max-width:460px;margin:0 auto;box-shadow:var(--shadow)}
.loader-rings{position:relative;width:80px;height:80px;margin:0 auto 24px}
.ring{position:absolute;inset:0;border:2.5px solid transparent;border-radius:50%}
.r1{border-top-color:var(--blue);animation:spin 1s linear infinite}
.r2{inset:10px;border-top-color:#42A5F5;animation:spin 1.4s linear infinite reverse}
.r3{inset:20px;border-top-color:rgba(24,119,242,.3);animation:spin 1.8s linear infinite}
.ring-logo{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);border-radius:6px;overflow:hidden}
@keyframes spin{to{transform:rotate(360deg)}}
.loader-title{font-weight:700;font-size:1.1rem;color:var(--text);margin-bottom:24px}
.loader-steps{display:flex;flex-direction:column;gap:10px;text-align:left}
.lstep{display:flex;align-items:center;gap:12px;padding:10px 16px;border-radius:var(--radius-sm);background:var(--bg3);font-size:.85rem;color:var(--text3);transition:var(--trans)}
.lstep.active{background:var(--blue-light);color:var(--blue)}
.lstep.done{color:var(--success)}
.lstep-dot{width:8px;height:8px;border-radius:50%;background:currentColor;flex-shrink:0}
.lstep.active .lstep-dot{animation:pulse 1s infinite}

/* ── RESULTS ──────────────────────────────────────── */
.results-section{display:none;padding:40px 0 60px}
.results-section.show{display:block}
.results-box{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:32px;box-shadow:var(--shadow);animation:fadeUp .4s ease}
.video-preview{display:flex;gap:24px;align-items:flex-start;margin-bottom:0}
.thumb-wrap{position:relative;flex-shrink:0;width:210px;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:var(--bg3)}
.thumb-wrap img{width:100%;height:100%;object-fit:cover}
.play-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.3);color:#fff;font-size:1.8rem;opacity:0;transition:opacity .2s}
.thumb-wrap:hover .play-overlay{opacity:1}
.video-meta-info{flex:1;min-width:0}
.video-badge{display:inline-block;background:var(--blue-light);color:var(--blue);font-size:.72rem;font-weight:700;padding:3px 10px;border-radius:100px;margin-bottom:10px;letter-spacing:.04em}
.video-title{font-family:var(--font-display);font-size:1.2rem;font-weight:700;color:var(--text);margin-bottom:10px;line-height:1.3;overflow:hidden;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical}
.video-stats{font-size:.82rem;color:var(--text3);display:flex;flex-wrap:wrap;gap:4px;align-items:center}
.dot{color:var(--border)}
.formats-heading{font-size:1rem;font-weight:700;color:var(--text);margin-bottom:14px}
.formats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:12px;margin-bottom:28px}
.fmt-card{background:var(--bg3);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:16px;display:flex;flex-direction:column;gap:8px;transition:var(--trans);position:relative;overflow:hidden}
.fmt-card:hover{border-color:var(--blue);transform:translateY(-2px);box-shadow:0 8px 24px rgba(24,119,242,.12)}
.fmt-card.best{border-color:rgba(24,119,242,.5);background:var(--blue-light)}
.fmt-card.best::after{content:'BEST';position:absolute;top:8px;right:8px;background:var(--blue);color:#fff;font-size:.6rem;font-weight:800;padding:2px 8px;border-radius:100px;letter-spacing:.06em}
.fmt-card.audio{border-color:rgba(34,197,94,.3);background:rgba(34,197,94,.04)}
.fmt-label{font-size:1rem;font-weight:700;color:var(--text)}
.fmt-meta{font-size:.75rem;color:var(--text3)}
.fmt-btn{display:flex;align-items:center;justify-content:center;gap:6px;background:linear-gradient(135deg,var(--blue),var(--blue-dark));color:#fff;border-radius:var(--radius-xs);padding:10px;font-size:.82rem;font-weight:600;transition:var(--trans);margin-top:4px}
.fmt-btn:hover{opacity:.9;transform:translateY(-1px)}
.fmt-card.audio .fmt-btn{background:linear-gradient(135deg,#16a34a,#22c55e)}
.reset-btn{display:block;margin:0 auto;background:transparent;border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:10px 24px;color:var(--text2);font-size:.875rem;font-weight:500;transition:var(--trans)}
.reset-btn:hover{border-color:var(--blue);color:var(--blue);background:var(--blue-light)}

/* ── SECTIONS ─────────────────────────────────────── */
.section{padding:80px 0}
.section-head{text-align:center;margin-bottom:52px}
.section-eyebrow{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--blue);margin-bottom:10px}
.section-title{font-family:var(--font-display);font-size:clamp(1.6rem,3.5vw,2.4rem);font-weight:900;color:var(--text);margin-bottom:14px;line-height:1.2}
.section-sub{color:var(--text2);font-size:1rem;max-width:560px;margin:0 auto}

/* ── HOW IT WORKS ─────────────────────────────────── */
.how-section{background:var(--bg2)}
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.step-card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:36px 28px;text-align:center;transition:var(--trans);position:relative}
.step-card:hover{border-color:var(--blue);transform:translateY(-4px);box-shadow:var(--shadow)}
.step-num{font-family:var(--font-display);font-size:3.5rem;font-weight:900;color:var(--blue);opacity:.15;line-height:1;margin-bottom:14px}
.step-card h3{font-size:1.05rem;font-weight:700;color:var(--text);margin-bottom:10px}
.step-card p{font-size:.875rem;color:var(--text2);line-height:1.7}

/* ── FEATURES ─────────────────────────────────────── */
.features-section{background:var(--bg3)}
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:28px;transition:var(--trans)}
.feature-card:hover{border-color:var(--blue);transform:translateY(-3px);box-shadow:var(--shadow)}
.feat-icon{font-size:2.2rem;margin-bottom:14px}
.feature-card h3{font-size:1rem;font-weight:700;color:var(--text);margin-bottom:8px}
.feature-card p{font-size:.875rem;color:var(--text2);line-height:1.7}

/* ── ARTICLES ─────────────────────────────────────── */
.articles-section{background:var(--bg2)}
.articles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.article-card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:24px;transition:var(--trans);display:flex;flex-direction:column;gap:10px}
.article-card:hover{border-color:var(--blue);box-shadow:var(--shadow);transform:translateY(-3px)}
.featured-article{grid-column:1/-1;background:linear-gradient(135deg,var(--blue-light),var(--surface));border-color:rgba(24,119,242,.3)}
.article-tag{display:inline-block;background:var(--blue-light);color:var(--blue);font-size:.7rem;font-weight:700;padding:3px 10px;border-radius:100px;letter-spacing:.04em;width:fit-content}
.featured-article .article-tag{background:var(--blue);color:#fff}
.article-card h3{font-size:.98rem;font-weight:700;line-height:1.4;color:var(--text)}
.article-card h3 a{color:var(--text)}
.article-card h3 a:hover{color:var(--blue)}
.featured-article h3{font-size:1.2rem}
.article-card p{font-size:.85rem;color:var(--text2);line-height:1.75;flex:1}
.article-meta{display:flex;gap:16px;font-size:.75rem;color:var(--text3);margin-top:auto;padding-top:8px;border-top:1px solid var(--border)}

/* ── FAQ ──────────────────────────────────────────── */
.faq-section{background:var(--bg3)}
.faq-wrap{max-width:800px}
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{border:1.5px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;background:var(--surface);transition:border-color .2s}
.faq-item.open{border-color:var(--blue)}
.faq-q{width:100%;background:none;border:none;text-align:left;padding:18px 52px 18px 20px;color:var(--text);font-size:.95rem;font-weight:600;font-family:var(--font);position:relative;cursor:pointer;transition:var(--trans)}
.faq-q:hover{color:var(--blue)}
.faq-q::after{content:'+';position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:1.4rem;color:var(--text3);transition:transform .25s,color .25s;line-height:1}
.faq-item.open .faq-q::after{transform:translateY(-50%) rotate(45deg);color:var(--blue)}
.faq-a{display:none;padding:0 20px 18px}
.faq-a p{font-size:.875rem;color:var(--text2);line-height:1.75}
.faq-item.open .faq-a{display:block;animation:fadeUp .25s ease}

/* ── FOOTER ───────────────────────────────────────── */
.footer{background:var(--text);color:#fff;padding:60px 0 0}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand p{font-size:.875rem;color:rgba(255,255,255,.55);line-height:1.7;max-width:280px;margin-top:8px}
.footer-brand .logo-text{color:#fff}
.footer-col h4{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:rgba(255,255,255,.4);margin-bottom:16px}
.footer-col{display:flex;flex-direction:column;gap:4px}
.footer-col a{font-size:.875rem;color:rgba(255,255,255,.55);transition:var(--trans);padding:3px 0}
.footer-col a:hover{color:#fff}
.footer-mid{padding:28px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.legal-notice{font-size:.78rem;color:rgba(255,255,255,.4);line-height:1.75}
.legal-notice strong{color:rgba(255,255,255,.6)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding:20px 0;font-size:.82rem;color:rgba(255,255,255,.35)}
.footer-links{display:flex;gap:20px}
.footer-links a{color:rgba(255,255,255,.35);font-size:.82rem}
.footer-links a:hover{color:#fff}

/* ── INNER PAGES ──────────────────────────────────── */
.page-hero{position:relative;padding:60px 0 56px;overflow:hidden;background:var(--bg2);border-bottom:1px solid var(--border)}
.page-hero-inner{position:relative;z-index:2;text-align:center}
.breadcrumb{display:inline-flex;align-items:center;gap:8px;font-size:.78rem;color:var(--text3);margin-bottom:20px}
.breadcrumb a{color:var(--text3)}
.breadcrumb a:hover{color:var(--blue)}
.page-hero h1{font-family:var(--font-display);font-size:clamp(1.8rem,4vw,3rem);font-weight:900;color:var(--text);margin-bottom:12px}
.page-hero h1 em{font-style:normal;background:linear-gradient(135deg,var(--blue),#42A5F5);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.page-hero p{color:var(--text2);font-size:1rem}

.inner-section{padding:60px 0 80px}
.inner-content{max-width:860px;margin:0 auto}
.inner-content h2{font-family:var(--font-display);font-size:1.5rem;font-weight:800;color:var(--text);margin:36px 0 12px;padding-top:8px;border-top:1px solid var(--border)}
.inner-content h2:first-child{margin-top:0;border-top:none}
.inner-content h3{font-size:1.05rem;font-weight:700;color:var(--text);margin:24px 0 8px}
.inner-content p{font-size:.9rem;color:var(--text2);line-height:1.8;margin-bottom:14px}
.inner-content ul,.inner-content ol{padding-left:20px;display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.inner-content li{font-size:.9rem;color:var(--text2);line-height:1.7}
.inner-content a{color:var(--blue)}
.inner-content strong{color:var(--text)}

.notice-box{background:var(--blue-light);border:1px solid rgba(24,119,242,.25);border-radius:var(--radius-sm);padding:16px 20px;margin-bottom:28px;font-size:.875rem;color:var(--text2);line-height:1.7}
.notice-box.warn{background:rgba(245,158,11,.07);border-color:rgba(245,158,11,.3)}

/* Contact form */
.contact-grid{display:grid;grid-template-columns:1fr 340px;gap:48px;align-items:start}
.contact-form{display:flex;flex-direction:column;gap:18px}
.form-group{display:flex;flex-direction:column;gap:7px}
.form-row-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group label{font-size:.85rem;font-weight:600;color:var(--text)}
.form-group input,.form-group select,.form-group textarea{background:var(--bg3);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:12px 16px;font-size:.9rem;color:var(--text);outline:none;width:100%;transition:var(--trans)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--blue);background:var(--bg2);box-shadow:0 0 0 3px rgba(24,119,242,.1)}
.form-group select option{background:var(--bg2)}
.form-group textarea{resize:vertical;min-height:130px}
.form-err{display:none;font-size:.76rem;color:var(--error)}
.form-err.show{display:block}
.field-invalid{border-color:var(--error)!important}
.submit-btn{background:linear-gradient(135deg,var(--blue),var(--blue-dark));color:#fff;border-radius:var(--radius-sm);padding:14px 32px;font-size:1rem;font-weight:700;display:flex;align-items:center;gap:8px;transition:var(--trans);box-shadow:0 8px 20px rgba(24,119,242,.3);align-self:flex-start}
.submit-btn:hover{opacity:.9;transform:translateY(-1px)}
.submit-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}
.form-success{display:none;text-align:center;padding:48px 24px;border:1.5px solid rgba(34,197,94,.3);border-radius:var(--radius);background:rgba(34,197,94,.05)}
.form-success.show{display:block;animation:fadeUp .4s ease}
.success-icon{width:60px;height:60px;background:linear-gradient(135deg,#16a34a,#22c55e);color:#fff;font-size:1.6rem;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;box-shadow:0 8px 20px rgba(34,197,94,.3)}
.info-cards{display:flex;flex-direction:column;gap:16px}
.info-card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:22px}
.info-card h3{font-size:.95rem;font-weight:700;color:var(--text);margin-bottom:14px}
.info-item{display:flex;gap:12px;align-items:flex-start;margin-bottom:12px}
.info-item:last-child{margin-bottom:0}
.info-icon{font-size:1.2rem;flex-shrink:0}
.info-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text3);margin-bottom:3px}
.info-card a{font-size:.875rem;color:var(--blue)}

/* About page */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:56px}
.about-text h2{font-family:var(--font-display);font-size:1.8rem;font-weight:900;color:var(--text);margin-bottom:18px;border:none!important;padding:0!important}
.about-text p{font-size:.9rem;color:var(--text2);line-height:1.8;margin-bottom:14px}
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.stat-box{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:24px;text-align:center;transition:var(--trans)}
.stat-box:hover{border-color:var(--blue);transform:translateY(-3px)}
.stat-num{font-family:var(--font-display);font-size:2.2rem;font-weight:900;background:linear-gradient(135deg,var(--blue),#42A5F5);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:4px}
.stat-lbl{font-size:.78rem;color:var(--text3)}
.values-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin:32px 0}
.val-card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:26px;transition:var(--trans)}
.val-card:hover{border-color:var(--blue);transform:translateY(-3px)}
.val-icon{font-size:2rem;margin-bottom:12px}
.val-card h3{font-size:.95rem;font-weight:700;color:var(--text);margin-bottom:8px}
.val-card p{font-size:.845rem;color:var(--text2);line-height:1.7}
.cta-block{text-align:center;padding:52px 32px;background:linear-gradient(135deg,var(--blue-light),rgba(24,119,242,.04));border:1.5px solid rgba(24,119,242,.2);border-radius:20px}
.cta-block h2{font-family:var(--font-display);font-size:1.8rem;font-weight:900;color:var(--text);margin-bottom:10px;border:none!important;padding:0!important}
.cta-block p{color:var(--text2);margin-bottom:28px}
.cta-link{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--blue),var(--blue-dark));color:#fff;padding:14px 32px;border-radius:var(--radius-sm);font-weight:700;font-size:1rem;box-shadow:0 8px 20px rgba(24,119,242,.3);transition:var(--trans)}
.cta-link:hover{color:#fff;opacity:.9;transform:translateY(-2px)}

/* Legal TOC layout */
.legal-layout{display:grid;grid-template-columns:220px 1fr;gap:48px;align-items:start}
.legal-toc{position:sticky;top:88px;background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:22px}
.legal-toc h3{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text3);margin-bottom:14px}
.toc-list{display:flex;flex-direction:column;gap:4px}
.toc-list a{font-size:.82rem;color:var(--text2);padding:4px 0;transition:var(--trans)}
.toc-list a:hover{color:var(--blue)}
.toc-list a.active{color:var(--blue);font-weight:600}
.req-star{color:var(--error)}

/* Mobile nav panel */
.nav-mobile{display:none;flex-direction:column;background:var(--surface);border-top:1px solid var(--border);padding:12px 0}
.nav-mobile.open{display:flex}
.nav-mobile a{display:block;padding:12px 24px;font-size:.95rem;color:var(--text2);font-weight:500;transition:var(--trans)}
.nav-mobile a:hover,.nav-mobile a.active{color:var(--blue);background:var(--blue-light)}

/* 404 */
.not-found{min-height:65vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:40px 24px}
.nf-num{font-family:var(--font-display);font-size:clamp(6rem,18vw,12rem);font-weight:900;background:linear-gradient(135deg,var(--blue),#42A5F5);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1;margin-bottom:16px}
.not-found h2{font-family:var(--font-display);font-size:1.6rem;font-weight:800;color:var(--text);margin-bottom:12px}
.not-found p{color:var(--text2);margin-bottom:32px}

/* ── RESPONSIVE ───────────────────────────────────── */
@media(max-width:1024px){
  .steps-grid,.features-grid{grid-template-columns:repeat(2,1fr)}
  .articles-grid{grid-template-columns:repeat(2,1fr)}
  .featured-article{grid-column:1/-1}
  .footer-top{grid-template-columns:1fr 1fr}
  .about-grid{grid-template-columns:1fr}
  .legal-layout{grid-template-columns:1fr}
  .legal-toc{position:static;display:none}
  .contact-grid{grid-template-columns:1fr}
}
@media(max-width:768px){
  .nav{display:none}
  .nav-toggle{display:flex}
  .hero{padding:52px 0 56px}
  .tool-input-row{flex-direction:column}
  .dl-btn{justify-content:center}
  .steps-grid,.features-grid{grid-template-columns:1fr}
  .articles-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
  .video-preview{flex-direction:column}
  .thumb-wrap{width:100%;max-width:100%}
  .values-grid{grid-template-columns:1fr}
  .form-row-2{grid-template-columns:1fr}
  .formats-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
  .container{padding:0 16px}
  .footer-top{grid-template-columns:1fr}
  .formats-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
}