:root {
--primary: #0ea5e9;
--primary-dark: #0284c7;
--primary-glow: rgba(14,165,233,0.18);
--secondary: #8b5cf6;
--accent: #10b981;
--warn: #f59e0b;
--danger: #ef4444;
--bg: #050c18;
--bg2: #0a1628;
--bg3: #0d1f38;
--card: rgba(13,31,56,0.7);
--card-border: rgba(14,165,233,0.12);
--text: #e2e8f0;
--text-muted: #94a3b8;
--text-dim: #64748b;
--radius: 14px;
--radius-sm: 8px;
--shadow: 0 4px 32px rgba(0,0,0,0.45);
--font-display: 'Outfit', sans-serif;
--font-body: 'Inter', sans-serif;
--nav-h: 64px;
--transition: 0.22s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden;min-height:100vh}
::selection{background:var(--primary);color:#fff}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}

/* ── UTILITY TICKER BAR ── */
.ticker-bar{background:linear-gradient(90deg,var(--bg2),var(--bg3));border-bottom:1px solid var(--card-border);padding:8px 0;overflow:hidden;position:relative}
.ticker-inner{display:flex;gap:24px;animation:ticker 32s linear infinite;white-space:nowrap;width:max-content}
.ticker-bar:hover .ticker-inner{animation-play-state:paused}
.ticker-item{display:inline-flex;align-items:center;gap:8px;font-size:0.78rem;color:var(--text-muted);padding:0 8px}
.ticker-item a{color:var(--primary);font-weight:500;transition:color var(--transition)}
.ticker-item a:hover{color:#fff}
.ticker-item .dot{width:5px;height:5px;border-radius:50%;background:var(--primary);opacity:.5}
@keyframes ticker{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ── NAVIGATION ── */
.nav{position:sticky;top:0;z-index:900;background:rgba(5,12,24,0.92);backdrop-filter:blur(18px);border-bottom:1px solid var(--card-border);height:var(--nav-h)}
.nav-inner{max-width:1280px;margin:0 auto;padding:0 20px;height:100%;display:flex;align-items:center;gap:16px}
.nav-logo{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-size:1.1rem;font-weight:800;color:#fff;white-space:nowrap;flex-shrink:0}
.nav-logo .logo-icon{width:32px;height:32px;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:1rem}
.nav-links{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
.nav-link{padding:6px 12px;border-radius:var(--radius-sm);font-size:0.85rem;font-weight:500;color:var(--text-muted);transition:all var(--transition);white-space:nowrap}
.nav-link:hover,.nav-link.active{color:#fff;background:var(--primary-glow)}
.nav-dropdown{position:relative}
.nav-dropdown-toggle{display:flex;align-items:center;gap:4px;padding:6px 12px;border-radius:var(--radius-sm);font-size:0.85rem;font-weight:500;color:var(--text-muted);cursor:pointer;transition:all var(--transition);white-space:nowrap;background:none;border:none}
.nav-dropdown-toggle:hover{color:#fff;background:var(--primary-glow)}
.nav-dropdown-toggle svg{transition:transform var(--transition)}
.nav-dropdown:hover .nav-dropdown-toggle svg{transform:rotate(180deg)}
.nav-dropdown-menu{position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%);background:var(--bg2);border:1px solid var(--card-border);border-radius:var(--radius);padding:12px;min-width:580px;display:grid;grid-template-columns:1fr 1fr;gap:4px;opacity:0;visibility:hidden;transition:all var(--transition);box-shadow:var(--shadow)}
.nav-dropdown:hover .nav-dropdown-menu{opacity:1;visibility:visible}
.nav-dropdown-item{padding:8px 12px;border-radius:var(--radius-sm);font-size:0.8rem;color:var(--text-muted);transition:all var(--transition);display:block}
.nav-dropdown-item:hover{color:#fff;background:var(--primary-glow)}
.nav-cta{margin-left:auto;display:flex;gap:8px;flex-shrink:0}
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border-radius:var(--radius-sm);font-size:0.85rem;font-weight:600;cursor:pointer;transition:all var(--transition);border:none;font-family:var(--font-body)}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 20px rgba(14,165,233,0.4)}
.btn-ghost{background:transparent;border:1px solid var(--card-border);color:var(--text-muted)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}
.nav-hamburger{display:none;background:none;border:none;cursor:pointer;padding:6px;color:var(--text-muted);flex-shrink:0}
.mobile-menu{display:none;position:fixed;inset:0;top:var(--nav-h);background:var(--bg2);z-index:800;overflow-y:auto;padding:20px}
.mobile-menu.open{display:block}
.mobile-link{display:block;padding:12px 16px;border-radius:var(--radius-sm);color:var(--text-muted);font-size:0.9rem;border-bottom:1px solid var(--card-border)}
.mobile-link:hover{color:#fff;background:var(--primary-glow)}
.mobile-section-title{font-size:0.75rem;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:.08em;padding:16px 16px 8px}

/* ── BREADCRUMB ── */
.breadcrumb-bar{background:var(--bg2);border-bottom:1px solid var(--card-border);padding:10px 0}
.breadcrumb{max-width:1280px;margin:0 auto;padding:0 20px;display:flex;align-items:center;gap:6px;font-size:0.8rem;color:var(--text-dim)}
.breadcrumb a{color:var(--text-muted);transition:color var(--transition)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb-sep{opacity:.4}

/* ── HERO ── */
.hero{padding:80px 20px 60px;text-align:center;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 80% 60% at 50% 0%,rgba(14,165,233,0.12),transparent 70%),radial-gradient(ellipse 40% 40% at 85% 50%,rgba(139,92,246,0.08),transparent 60%);pointer-events:none}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:var(--primary-glow);border:1px solid rgba(14,165,233,0.3);border-radius:99px;padding:4px 14px;font-size:0.78rem;font-weight:500;color:var(--primary);margin-bottom:20px}
.hero-badge-dot{width:6px;height:6px;border-radius:50%;background:var(--primary);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.6;transform:scale(1.3)}}
.hero h1{font-family:var(--font-display);font-size:clamp(2rem,5vw,3.6rem);font-weight:800;line-height:1.1;letter-spacing:-.02em;max-width:800px;margin:0 auto 16px}
.hero h1 span{background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-sub{font-size:1.05rem;color:var(--text-muted);max-width:600px;margin:0 auto 36px}
.hero-stats{display:flex;gap:32px;justify-content:center;flex-wrap:wrap;margin-top:16px}
.hero-stat{text-align:center}
.hero-stat-n{font-family:var(--font-display);font-size:1.6rem;font-weight:800;color:#fff}
.hero-stat-l{font-size:0.75rem;color:var(--text-dim)}

/* ── MAIN CALCULATOR CARD ── */
.calc-section{max-width:1280px;margin:0 auto;padding:0 20px 60px}
.calc-grid{display:grid;grid-template-columns:1fr 380px;gap:24px;align-items:start}
.card{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:24px;backdrop-filter:blur(8px)}
.card-title{font-family:var(--font-display);font-size:1.05rem;font-weight:700;color:#fff;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.card-title .icon{width:28px;height:28px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:.85rem}
.icon-blue{background:rgba(14,165,233,.15);color:var(--primary)}
.icon-purple{background:rgba(139,92,246,.15);color:var(--secondary)}
.icon-green{background:rgba(16,185,129,.15);color:var(--accent)}
.icon-amber{background:rgba(245,158,11,.15);color:var(--warn)}

/* Tabs */
.tabs{display:flex;gap:4px;background:var(--bg3);border-radius:var(--radius-sm);padding:4px;margin-bottom:20px}
.tab{flex:1;padding:8px 12px;border-radius:6px;font-size:.82rem;font-weight:500;color:var(--text-muted);cursor:pointer;transition:all var(--transition);text-align:center;border:none;background:none;font-family:var(--font-body)}
.tab.active{background:var(--bg2);color:#fff;box-shadow:0 1px 6px rgba(0,0,0,.4)}

/* Textarea */
.textarea-wrap{position:relative}
textarea{width:100%;min-height:200px;resize:vertical;background:var(--bg3);border:1.5px solid var(--card-border);border-radius:var(--radius-sm);padding:14px;color:var(--text);font-family:var(--font-body);font-size:.9rem;line-height:1.6;transition:border-color var(--transition);outline:none}
textarea:focus{border-color:var(--primary)}
textarea.error{border-color:var(--danger)}
.textarea-tools{display:flex;align-items:center;justify-content:space-between;margin-top:8px;flex-wrap:wrap;gap:8px}
.char-count{font-size:.75rem;color:var(--text-dim)}
.char-count span{color:var(--primary);font-weight:600}
.action-row{display:flex;gap:8px;flex-wrap:wrap}
.btn-sm{padding:6px 14px;font-size:.78rem;border-radius:6px;border:none;cursor:pointer;font-family:var(--font-body);font-weight:500;transition:all var(--transition)}
.btn-accent{background:var(--primary-glow);border:1px solid rgba(14,165,233,.3);color:var(--primary)}
.btn-accent:hover{background:var(--primary);color:#fff}
.btn-green{background:rgba(16,185,129,.12);border:1px solid rgba(16,185,129,.3);color:var(--accent)}
.btn-green:hover{background:var(--accent);color:#fff}
.btn-red{background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.3);color:var(--danger)}
.btn-red:hover{background:var(--danger);color:#fff}

/* Token Stats Bar */
.token-stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:20px}
.token-stat{background:var(--bg3);border:1px solid var(--card-border);border-radius:var(--radius-sm);padding:14px;text-align:center;transition:all var(--transition)}
.token-stat:hover{border-color:var(--primary);transform:translateY(-2px)}
.token-stat-val{font-family:var(--font-display);font-size:1.4rem;font-weight:800;color:#fff}
.token-stat-lbl{font-size:.7rem;color:var(--text-dim);margin-top:2px}
.token-progress{height:3px;background:var(--bg3);border-radius:99px;margin-top:12px;overflow:hidden}
.token-progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--secondary));border-radius:99px;transition:width .6s ease;width:0}

/* Model Selector */
.model-select-wrap{margin-bottom:16px}
label{font-size:.8rem;font-weight:500;color:var(--text-muted);display:block;margin-bottom:6px}
select,input[type=number],input[type=text]{width:100%;background:var(--bg3);border:1.5px solid var(--card-border);border-radius:var(--radius-sm);padding:10px 12px;color:var(--text);font-family:var(--font-body);font-size:.88rem;outline:none;transition:border-color var(--transition);appearance:none;-webkit-appearance:none}
select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2394a3b8' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:36px}
select:focus,input[type=number]:focus,input[type=text]:focus{border-color:var(--primary)}
select option{background:var(--bg2)}

/* Cost Breakdown */
.cost-row{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border-radius:var(--radius-sm);background:var(--bg3);margin-bottom:8px;border:1px solid transparent;transition:all var(--transition)}
.cost-row:hover{border-color:var(--card-border)}
.cost-label{font-size:.82rem;color:var(--text-muted);display:flex;align-items:center;gap:6px}
.cost-value{font-family:var(--font-display);font-weight:700;font-size:.95rem;color:#fff}
.cost-row.total{background:linear-gradient(135deg,rgba(14,165,233,.1),rgba(139,92,246,.1));border-color:var(--primary);margin-top:4px}
.cost-row.total .cost-label{color:#fff;font-weight:600}
.cost-row.total .cost-value{color:var(--primary);font-size:1.1rem}
.badge{display:inline-block;padding:2px 8px;border-radius:99px;font-size:.65rem;font-weight:600}
.badge-green{background:rgba(16,185,129,.15);color:var(--accent)}
.badge-amber{background:rgba(245,158,11,.15);color:var(--warn)}
.badge-red{background:rgba(239,68,68,.15);color:var(--danger)}

/* Image Upload */
.upload-zone{border:2px dashed var(--card-border);border-radius:var(--radius-sm);padding:32px 20px;text-align:center;cursor:pointer;transition:all var(--transition);position:relative}
.upload-zone:hover,.upload-zone.drag{border-color:var(--primary);background:var(--primary-glow)}
.upload-zone input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}
.upload-icon{font-size:2.5rem;margin-bottom:8px}
.upload-label{font-size:.85rem;color:var(--text-muted)}
.upload-label strong{color:var(--primary)}
.img-preview{position:relative;margin-top:16px;border-radius:var(--radius-sm);overflow:hidden;display:none}
.img-preview img{width:100%;max-height:200px;object-fit:cover}
.img-preview-info{background:var(--bg3);padding:12px;font-size:.8rem;color:var(--text-muted)}
.img-remove{position:absolute;top:8px;right:8px;background:var(--danger);color:#fff;border:none;border-radius:50%;width:24px;height:24px;cursor:pointer;font-size:.8rem;display:flex;align-items:center;justify-content:center}

/* ── COMPARISON TABLE ── */
.compare-section{max-width:1280px;margin:0 auto;padding:0 20px 60px}
.section-header{text-align:center;margin-bottom:40px}
.section-badge{display:inline-block;background:var(--primary-glow);border:1px solid rgba(14,165,233,.3);border-radius:99px;padding:4px 14px;font-size:.78rem;color:var(--primary);font-weight:500;margin-bottom:12px}
.section-title{font-family:var(--font-display);font-size:clamp(1.5rem,3.5vw,2.4rem);font-weight:800;color:#fff;line-height:1.2}
.section-sub{font-size:.95rem;color:var(--text-muted);margin-top:8px}
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--card-border)}
.compare-table{width:100%;border-collapse:collapse;min-width:700px}
.compare-table th{background:var(--bg3);padding:12px 16px;font-size:.78rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;text-align:left;border-bottom:1px solid var(--card-border);white-space:nowrap}
.compare-table td{padding:13px 16px;font-size:.85rem;color:var(--text-muted);border-bottom:1px solid rgba(255,255,255,.04);transition:background var(--transition)}
.compare-table tr:hover td{background:rgba(14,165,233,.03)}
.compare-table tr:last-child td{border-bottom:none}
.model-name{display:flex;align-items:center;gap:8px;font-weight:500;color:#fff}
.model-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.provider-tag{display:inline-block;padding:2px 8px;border-radius:99px;font-size:.65rem;font-weight:600}
.price-cell{font-family:var(--font-display);color:#fff;font-weight:600}
.cheap{color:var(--accent)!important}
.mid{color:var(--warn)!important}
.expensive{color:var(--danger)!important}
.ctx-bar{height:6px;background:var(--bg3);border-radius:99px;overflow:hidden;margin-top:4px;min-width:80px}
.ctx-fill{height:100%;border-radius:99px;background:linear-gradient(90deg,var(--primary),var(--secondary))}
.live-indicator{display:inline-flex;align-items:center;gap:4px;font-size:.7rem;color:var(--accent);background:rgba(16,185,129,.1);padding:2px 8px;border-radius:99px;border:1px solid rgba(16,185,129,.2)}
.live-dot{width:5px;height:5px;border-radius:50%;background:var(--accent);animation:pulse 1.5s infinite}

/* ── FEATURES ── */
.features-section{max-width:1280px;margin:0 auto;padding:0 20px 60px}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.feature-card{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:24px;transition:all var(--transition);position:relative;overflow:hidden}
.feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--primary),var(--secondary));opacity:0;transition:opacity var(--transition)}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(14,165,233,.25)}
.feature-card:hover::before{opacity:1}
.feature-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;margin-bottom:14px}
.feature-title{font-family:var(--font-display);font-size:1rem;font-weight:700;color:#fff;margin-bottom:8px}
.feature-desc{font-size:.83rem;color:var(--text-muted);line-height:1.6}

/* ── HOW IT WORKS ── */
.how-section{max-width:1280px;margin:0 auto;padding:0 20px 60px}
.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;position:relative}
.step-card{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:24px;text-align:center;transition:all var(--transition)}
.step-card:hover{transform:translateY(-4px);border-color:rgba(14,165,233,.25)}
.step-num{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:1.1rem;font-weight:800;color:#fff;margin:0 auto 14px}
.step-title{font-family:var(--font-display);font-weight:700;color:#fff;margin-bottom:8px}
.step-desc{font-size:.83rem;color:var(--text-muted);line-height:1.6}

/* ── SEO CONTENT ── */
.content-section{max-width:820px;margin:0 auto;padding:0 20px 60px}
.content-card{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:36px}
.content-card h2{font-family:var(--font-display);font-size:1.5rem;font-weight:800;color:#fff;margin-bottom:16px}
.content-card p{font-size:.9rem;color:var(--text-muted);line-height:1.8;margin-bottom:14px}
.content-card p:last-child{margin-bottom:0}
.content-card strong{color:var(--text)}

/* ── FAQ ── */
.faq-section{max-width:860px;margin:0 auto;padding:0 20px 60px}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);overflow:hidden;transition:border-color var(--transition)}
.faq-item.open{border-color:rgba(14,165,233,.25)}
.faq-q{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;cursor:pointer;font-weight:500;color:#fff;font-size:.9rem;gap:12px}
.faq-q:hover{color:var(--primary)}
.faq-icon{width:22px;height:22px;flex-shrink:0;border-radius:50%;background:var(--bg3);display:flex;align-items:center;justify-content:center;transition:transform var(--transition),background var(--transition)}
.faq-item.open .faq-icon{transform:rotate(45deg);background:var(--primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease}
.faq-item.open .faq-a{max-height:300px}
.faq-a-inner{padding:0 20px 18px;font-size:.85rem;color:var(--text-muted);line-height:1.7}

/* ── CTA ── */
.cta-section{max-width:1280px;margin:0 auto;padding:0 20px 80px}
.cta-card{background:linear-gradient(135deg,rgba(14,165,233,.12),rgba(139,92,246,.1));border:1px solid rgba(14,165,233,.2);border-radius:20px;padding:56px 40px;text-align:center;position:relative;overflow:hidden}
.cta-card::before{content:'';position:absolute;top:-60px;right:-60px;width:200px;height:200px;background:radial-gradient(circle,rgba(14,165,233,.15),transparent 70%);pointer-events:none}
.cta-title{font-family:var(--font-display);font-size:clamp(1.6rem,4vw,2.8rem);font-weight:800;color:#fff;margin-bottom:12px}
.cta-sub{font-size:1rem;color:var(--text-muted);margin-bottom:32px;max-width:500px;margin-left:auto;margin-right:auto}
.cta-buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn-lg{padding:13px 28px;font-size:.95rem;border-radius:10px}
.btn-outline{background:transparent;border:2px solid var(--primary);color:var(--primary);padding:11px 26px}
.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}

/* ── FOOTER ── */
footer{background:var(--bg2);border-top:1px solid var(--card-border);padding:56px 20px 32px}
.footer-inner{max-width:1280px;margin:0 auto}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand p{font-size:.83rem;color:var(--text-dim);margin-top:12px;line-height:1.7;max-width:280px}
.footer-col h4{font-family:var(--font-display);font-weight:700;color:#fff;margin-bottom:14px;font-size:.9rem}
.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:4px}
.footer-link{font-size:.78rem;color:var(--text);padding:4px 0;transition:color var(--transition);display:block}
.footer-link:hover{color:var(--primary)}
.footer-bottom{border-top:1px solid var(--card-border);padding-top:24px;display:flex;align-items:center;justify-content:space-between;flex-wrap:gap;gap:12px;font-size:.78rem;color:var(--text-dim)}
.footer-meta{display:flex;gap:16px;flex-wrap:wrap}
.disclaimer{background:rgba(245,158,11,.06);border:1px solid rgba(245,158,11,.15);border-radius:var(--radius-sm);padding:12px 16px;font-size:.75rem;color:var(--text-dim);margin-top:20px;line-height:1.6}

/* ── COOKIE BANNER ── */
.cookie-banner{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);max-width:640px;width:calc(100% - 40px);background:var(--bg2);border:1px solid var(--card-border);border-radius:var(--radius);padding:16px 20px;display:flex;align-items:center;gap:16px;z-index:1000;box-shadow:var(--shadow);animation:slideUp .4s ease}
@keyframes slideUp{from{transform:translateX(-50%) translateY(20px);opacity:0}to{transform:translateX(-50%) translateY(0);opacity:1}}
.cookie-text{flex:1;font-size:.78rem;color:var(--text-muted);line-height:1.5}
.cookie-text a{color:var(--primary)}
.cookie-actions{display:flex;gap:8px;flex-shrink:0}

/* ── ADVANCED FEATURES ── */
.history-list{max-height:220px;overflow-y:auto;display:flex;flex-direction:column;gap:6px}
.history-item{background:var(--bg3);border-radius:var(--radius-sm);padding:10px 12px;font-size:.78rem;color:var(--text-muted);cursor:pointer;transition:all var(--transition);border:1px solid transparent}
.history-item:hover{border-color:var(--primary);color:#fff}
.history-meta{display:flex;align-items:center;justify-content:space-between;margin-top:4px}
.history-tokens{font-family:var(--font-display);color:var(--primary);font-weight:600}
.history-time{font-size:.68rem;color:var(--text-dim)}
.history-preview{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.token-density{margin-top:16px}
.density-bar{display:flex;gap:2px;flex-wrap:wrap;margin-top:8px}
.density-chunk{display:inline-block;padding:2px 5px;border-radius:3px;font-size:.65rem;cursor:default;transition:opacity var(--transition)}
.density-chunk:hover{opacity:.7}
.density-1{background:rgba(14,165,233,.1);color:rgba(14,165,233,.9)}
.density-2{background:rgba(14,165,233,.2);color:rgba(14,165,233,1)}
.density-3{background:rgba(14,165,233,.35);color:#fff}
.density-4{background:rgba(14,165,233,.55);color:#fff}
.density-5{background:rgba(14,165,233,.8);color:#fff}

/* Budget mode */
.budget-wrap{display:flex;gap:8px;align-items:flex-end;margin-top:12px}
.budget-wrap>div{flex:1}
.budget-result{background:var(--bg3);border-radius:var(--radius-sm);padding:10px 14px;font-size:.82rem;color:var(--text-muted);margin-top:8px;display:none}
.budget-result.visible{display:block}

/* Alert */
.alert{padding:10px 14px;border-radius:var(--radius-sm);font-size:.8rem;margin-top:8px;display:none;align-items:center;gap:8px}
.alert.show{display:flex}
.alert-warn{background:rgba(245,158,11,.1);border:1px solid rgba(245,158,11,.25);color:var(--warn)}
.alert-info{background:rgba(14,165,233,.1);border:1px solid rgba(14,165,233,.25);color:var(--primary)}
.alert-err{background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.25);color:var(--danger)}

/* Loading skeleton */
.skeleton{background:linear-gradient(90deg,var(--bg3) 25%,rgba(14,165,233,.05) 50%,var(--bg3) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:4px;height:16px}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.skeleton-row{display:flex;flex-direction:column;gap:8px}
.skeleton-wide{width:100%}
.skeleton-med{width:60%}
.skeleton-short{width:35%}

/* Progress bar for analysis */
.analysis-progress{margin-top:16px;display:none}
.analysis-progress.visible{display:block}
.progress-bar{height:4px;background:var(--bg3);border-radius:99px;overflow:hidden;margin-top:6px}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--secondary));border-radius:99px;transition:width .3s ease;width:0}
.progress-label{font-size:.72rem;color:var(--text-dim);display:flex;justify-content:space-between}

/* Scroll to top */
.scroll-top{position:fixed;bottom:24px;right:24px;width:40px;height:40px;background:var(--primary);border-radius:50%;border:none;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;transform:translateY(12px);transition:all var(--transition);z-index:500;font-size:.8rem}
.scroll-top.visible{opacity:1;transform:translateY(0)}
.scroll-top:hover{background:var(--primary-dark);transform:translateY(-2px)}

/* ── RESPONSIVE ── */
@media(max-width:1024px){
.calc-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
.nav-links,.nav-cta{display:none}
.nav-hamburger{display:flex}
.hero{padding:50px 20px 40px}
.token-stats-bar{grid-template-columns:1fr 1fr}
.footer-grid{grid-template-columns:1fr}
.cta-card{padding:36px 20px}
.footer-links{grid-template-columns:1fr}
}
@media(max-width:480px){
.hero-stats{gap:20px}
.tabs{flex-wrap:wrap}
.token-stats-bar{grid-template-columns:1fr 1fr}
.cookie-banner{flex-direction:column;text-align:center}
.cookie-actions{justify-content:center}
}

/* scrollbar */
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:var(--bg2)}
::-webkit-scrollbar-thumb{background:var(--bg3);border-radius:99px}
::-webkit-scrollbar-thumb:hover{background:var(--primary)}