@font-face{font-family:'Font Awesome 6 Free';font-style:normal;font-weight:900;font-display:swap;src:url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/webfonts/fa-solid-900.woff2') format('woff2')}@font-face{font-family:'Font Awesome 6 Brands';font-style:normal;font-weight:400;font-display:swap;src:url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/webfonts/fa-brands-400.woff2') format('woff2')}:root,body.page-dark{--font-sans:'Plus Jakarta Sans','Outfit',system-ui,-apple-system,sans-serif;--font-accent:'Outfit',sans-serif;--font-mono:'JetBrains Mono',monospace;--transition:all 0.2s cubic-bezier(0.4,0,0.2,1);--radius-lg:16px;--radius-md:10px;--radius-sm:6px;--color-success:#10b981;--color-warning:#f59e0b;--color-danger:#ef4444;--color-heart:#ff2a5f;--color-amber:#f59e0b;--color-primary:#092617;--color-primary-light:#edf6f0;--color-accent:#c28809;--color-accent-rgb:194,136,9;--color-secondary:#15803d;--color-secondary-rgb:21,128,61;--bg-app:#f7fbf8;--bg-surface:rgba(255,255,255,0.95);--bg-surface-solid:#ffffff;--bg-surface-2:#edf6f0;--text-primary:#092617;--text-secondary:#244633;--text-muted:#537965;--glass-border:1.5px solid #d4e7db;--glass-bg:rgba(255,255,255,0.9);--shadow-main:0 10px 30px -10px rgba(9,38,23,0.08)}body.page-home{--color-primary:#092617;--color-primary-light:#edf6f0;--color-accent:#c28809;--color-accent-rgb:194,136,9;--color-secondary:#15803d;--color-secondary-rgb:21,128,61;--bg-app:#f7fbf8;--bg-surface:rgba(255,255,255,0.95);--bg-surface-solid:#ffffff;--bg-surface-2:#edf6f0;--text-primary:#092617;--text-secondary:#244633;--text-muted:#537965;--glass-border:1.5px solid #d4e7db;--glass-bg:rgba(255,255,255,0.9);--shadow-main:0 10px 30px -10px rgba(9,38,23,0.08)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:84px;font-size:16px;overflow-x:hidden;max-width:100%}section[id],.hero-section[id],.hero-calculator-col[id]{scroll-margin-top:84px}body{background-color:var(--bg-app);color:var(--text-primary);font-family:var(--font-sans);line-height:1.6;overflow-x:hidden;max-width:100%;width:100%;padding-top:70px}body::before{content:'';position:fixed;inset:0;z-index:-1;pointer-events:none;background-image:radial-gradient(ellipse 900px 600px at 15% 15%,rgba(124,58,237,0.12) 0%,transparent 70%),radial-gradient(ellipse 700px 500px at 85% 20%,rgba(13,242,254,0.08) 0%,transparent 70%);will-change:transform}body.page-home{background-color:#f7fbf8;background-image:radial-gradient(ellipse 900px 600px at 15% 15%,rgba(21,128,61,0.05) 0%,transparent 70%),radial-gradient(ellipse 700px 500px at 85% 20%,rgba(212,160,23,0.05) 0%,transparent 70%);color:var(--text-primary)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-app)}::-webkit-scrollbar-thumb{background:var(--color-primary-light);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}a{color:inherit;text-decoration:none}button{background:none;border:none;outline:none;font-family:inherit;color:inherit}.site-header{position:fixed;top:0;left:0;right:0;width:100%;z-index:1000;background:rgba(3,7,18,0.85);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,0.08);box-shadow:0 4px 24px rgba(0,0,0,0.3);transition:background 0.3s ease,border-color 0.3s ease}.header-inner{max-width:1200px;margin:0 auto;padding:0 24px;height:70px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;transition:transform 0.2s ease}.brand:hover{transform:scale(1.02)}.brand-logo{border-radius:10px;box-shadow:0 0 14px rgba(13,242,254,0.4),0 2px 8px rgba(0,0,0,0.3);transition:transform 0.2s ease,box-shadow 0.2s ease}.brand:hover .brand-logo{box-shadow:0 0 20px rgba(13,242,254,0.7),0 4px 12px rgba(124,58,237,0.4);transform:scale(1.05)}.brand-name{font-family:var(--font-accent);font-weight:800;font-size:1.25rem;letter-spacing:-0.03em;background:linear-gradient(135deg,#ffffff,#9ca3af);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.brand-badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:9999px;background:rgba(124,58,237,0.15);border:1px solid rgba(124,58,237,0.3);color:#a78bfa;font-size:0.7rem;font-weight:700;letter-spacing:0.05em;text-transform:uppercase}.desktop-nav{display:block}.main-nav{display:none}.nav-toggle,.nav-close,.drawer-brand{display:none}.nav-scrim{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.65);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);z-index:99998;opacity:0;pointer-events:none;transition:opacity 0.25s ease}.nav-scrim.show{display:block;opacity:1;pointer-events:auto}.nav-links-wrap{display:inline-flex;align-items:center;gap:4px;padding:4px 6px;border-radius:9999px;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08)}.nav-link{display:inline-flex;align-items:center;gap:7px;padding:7px 16px;border-radius:9999px;font-size:0.88rem;font-weight:600;color:var(--text-secondary);transition:all 0.2s cubic-bezier(0.4,0,0.2,1);text-decoration:none}.nav-link i{font-size:0.85rem;opacity:0.75;transition:opacity 0.2s ease}.nav-link:hover{color:#fff;background:rgba(255,255,255,0.06)}.nav-link:hover i{opacity:1}.nav-link.active{color:#fff;background:rgba(124,58,237,0.28);border:1px solid rgba(124,58,237,0.45);box-shadow:0 2px 10px rgba(124,58,237,0.25)}.nav-link.active i{opacity:1;color:var(--color-accent)}.header-actions{display:flex;align-items:center;gap:12px}.site-theme-btn{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.12);color:#f3f4f6;font-size:1rem;cursor:pointer;transition:all 0.25s cubic-bezier(0.4,0,0.2,1)}.site-theme-btn:hover{background:rgba(255,255,255,0.1);border-color:var(--color-accent);color:var(--color-accent);transform:translateY(-1px) rotate(15deg);box-shadow:0 4px 12px rgba(0,0,0,0.2)}.header-cta-btn{display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:12px;font-size:0.88rem;font-weight:700;color:#fff;background:linear-gradient(135deg,#7c3aed,#4f46e5);box-shadow:0 3px 12px rgba(124,58,237,0.35);transition:all 0.2s ease;text-decoration:none}.header-cta-btn:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(124,58,237,0.5);color:#fff}.header-cta-btn i{font-size:0.85rem}.nav-toggle,.nav-close,.drawer-brand{display:none}.page-wrap{max-width:1200px;margin:0 auto;padding:0 24px 40px 24px}.section{padding:48px 0;content-visibility:auto;contain-intrinsic-size:1px 600px}.hero-section{content-visibility:visible !important}.section-head{margin-bottom:32px}.eyebrow{font-family:var(--font-accent);font-size:0.8rem;font-weight:700;text-transform:uppercase;letter-spacing:0.1em;color:var(--color-secondary)}.section-head h2{font-family:var(--font-accent);font-size:2rem;font-weight:700;margin-top:8px;color:#fff}.section-head p{color:var(--text-secondary);font-size:1.05rem;max-width:600px;margin-top:8px}.hero-section{position:relative;padding:94px 0 48px 0;overflow:hidden}.hero-bg-glows{position:absolute;top:-80px;bottom:-80px;left:50%;transform:translateX(-50%);width:100%;max-width:100vw;pointer-events:none;z-index:0;overflow:hidden}.glow-orb{position:absolute;border-radius:50%;filter:blur(100px);opacity:0.35;animation:floatGlow 14s ease-in-out infinite alternate;will-change:transform;transform:translateZ(0)}.glow-orb-1{width:700px;height:700px;background:radial-gradient(circle,rgba(124,58,237,0.28) 0%,rgba(124,58,237,0.12) 40%,transparent 70%);top:-100px;left:calc(50% - 650px)}.glow-orb-2{width:600px;height:600px;background:radial-gradient(circle,rgba(13,242,254,0.20) 0%,rgba(13,242,254,0.06) 45%,transparent 70%);bottom:-40px;right:calc(50% - 600px);animation-delay:-7s}.glow-grid{position:absolute;inset:0;width:100vw;background-image:radial-gradient(rgba(124,58,237,0.08) 1px,transparent 1px);background-size:28px 28px;mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,black 20%,transparent 80%);-webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,black 20%,transparent 80%);opacity:0.5}@keyframes floatGlow{0%{transform:translate(0,0) scale(1)}50%{transform:translate(25px,15px) scale(1.06)}100%{transform:translate(-20px,30px) scale(0.96)}}.hero-container{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr 1fr;gap:48px;align-items:flex-start}.hero-content{display:flex;flex-direction:column;gap:18px}.hero-badge{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;padding:6px 14px;border-radius:9999px;background:rgba(124,58,237,0.12);border:1px solid rgba(124,58,237,0.25);color:var(--color-secondary);font-size:0.82rem;font-weight:600;letter-spacing:0.01em;backdrop-filter:blur(8px);box-shadow:0 2px 10px rgba(124,58,237,0.12);transition:var(--transition)}.hero-badge:hover{transform:translateY(-1px);border-color:rgba(124,58,237,0.4)}.badge-icon{display:flex;align-items:center;justify-content:center;color:var(--color-secondary);font-size:0.9rem}.badge-dot{opacity:0.4}.badge-tag{background:linear-gradient(135deg,var(--color-secondary),var(--color-accent));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;font-weight:800}.hero-title{font-family:var(--font-accent);font-size:3.2rem;font-weight:800;line-height:1.14;letter-spacing:-0.035em;color:#fff}.hero-gradient-text{background:linear-gradient(135deg,#a78bfa,#38bdf8 50%,#f472b6 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;display:inline-block}.hero-description{font-size:1.12rem;line-height:1.65;color:var(--text-secondary);max-width:540px}.hero-action-group{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:4px}.btn-hero-primary{display:inline-flex;align-items:center;gap:10px;padding:14px 28px;border-radius:14px;font-weight:700;font-size:1rem;color:#fff;background:linear-gradient(135deg,#7c3aed 0%,#4f46e5 50%,#2563eb 100%);box-shadow:0 4px 20px rgba(124,58,237,0.4),0 0 0 1px rgba(255,255,255,0.15) inset;transition:all 0.25s cubic-bezier(0.4,0,0.2,1);cursor:pointer}.btn-hero-primary:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(124,58,237,0.6),0 0 0 1px rgba(255,255,255,0.25) inset;color:#fff}.btn-hero-primary .arrow-indicator{font-size:0.85rem;transition:transform 0.2s ease}.btn-hero-primary:hover .arrow-indicator{transform:translateX(4px)}.btn-hero-ghost{display:inline-flex;align-items:center;gap:9px;padding:13px 24px;border-radius:14px;font-weight:600;font-size:0.98rem;color:var(--text-primary);background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.12);backdrop-filter:blur(10px);transition:all 0.2s ease;cursor:pointer}.btn-hero-ghost:hover{background:rgba(255,255,255,0.08);border-color:rgba(255,255,255,0.25);color:#fff;transform:translateY(-1px)}.hero-feature-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}.feature-tag{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:8px;background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.06);font-size:0.8rem;color:var(--text-secondary);font-weight:500}.feature-tag i{color:var(--color-accent);font-size:0.8rem}.hero-stats-bar{display:flex;align-items:center;gap:24px;margin-top:8px;padding-top:18px;border-top:1px solid rgba(255,255,255,0.08)}.stat-item{display:flex;flex-direction:column}.stat-number{font-family:var(--font-accent);font-size:1.7rem;font-weight:800;line-height:1.1;color:#fff;letter-spacing:-0.02em}.stat-label{font-size:0.78rem;color:var(--text-muted);margin-top:2px;font-weight:500}.stat-divider{width:1px;height:36px;background:rgba(255,255,255,0.08)}.hero-calculator-col{position:relative;display:flex;justify-content:center;align-items:center}.floating-math-doodles{position:absolute;inset:-20px;pointer-events:none;z-index:1}.hero-math-doodle{position:absolute;font-family:var(--font-accent),serif;font-weight:800;color:rgba(124,58,237,0.2);user-select:none;pointer-events:none;animation:floatDoodleAnim 7s ease-in-out infinite alternate}.doodle-pi{top:0%;left:-15px;font-size:2.2rem;animation-delay:0s}.doodle-sqrt{top:-25px;right:20px;font-size:1.6rem;animation-delay:-1.5s;color:rgba(13,242,254,0.25)}.doodle-sigma{bottom:10%;left:-25px;font-size:2rem;animation-delay:-3s}.doodle-plus{top:40%;right:-25px;font-size:1.8rem;animation-delay:-4.5s;color:rgba(245,158,11,0.25)}.doodle-sin{bottom:-15px;right:30px;font-size:1.2rem;animation-delay:-2s;font-family:var(--font-mono)}.doodle-inf{top:48%;left:-20px;font-size:1.7rem;animation-delay:-5s}@keyframes floatDoodleAnim{0%{transform:translateY(0) rotate(0deg)}100%{transform:translateY(-12px) rotate(6deg)}}.hero-calc-card{position:relative;z-index:2;width:100%;max-width:400px}.hero-calc-card .calc-card-glass{background:rgba(15,23,42,0.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,0.12);border-radius:20px;padding:14px 16px;box-shadow:0 16px 40px -10px rgba(0,0,0,0.5),0 0 0 1px rgba(255,255,255,0.05);transition:transform 0.3s ease,box-shadow 0.3s ease}.hero-calc-card .calc-top-bar{margin-bottom:8px;padding-bottom:8px}.hero-calc-card .calc-display-wrap{padding:10px 14px;margin-bottom:10px;border-radius:10px}.hero-calc-card .calc-display{font-size:1.55rem;margin-top:2px}.hero-calc-card .calc-expr{font-size:0.75rem;min-height:16px}.hero-calc-card .calc-grid{gap:6px}.hero-calc-card .cbtn{height:36px;font-size:0.85rem;border-radius:8px}.calc-card-glass:hover{box-shadow:0 24px 60px -10px rgba(0,0,0,0.7),0 0 30px rgba(124,58,237,0.15)}.calc-top-bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,0.06)}.calc-header-badge{display:inline-flex;align-items:center;gap:8px}.pulse-indicator{width:8px;height:8px;border-radius:50%;background:#10b981;box-shadow:0 0 10px #10b981;animation:livePulse 2s infinite}@keyframes livePulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.5;transform:scale(1.3)}}.calc-badge-title{font-size:0.82rem;font-weight:700;color:var(--text-secondary);letter-spacing:0.02em}.calc-footer-hint{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:12px;font-size:0.75rem;color:var(--text-muted)}.hint-dot{opacity:0.4}.trust-strip{border-top:1px solid rgba(255,255,255,0.05);border-bottom:1px solid rgba(255,255,255,0.05);padding:24px 0;background:rgba(255,255,255,0.01)}.trust-inner{max-width:1200px;margin:0 auto;padding:0 24px}.trust-list{list-style:none;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px}.trust-item{display:flex;align-items:center;gap:12px}.trust-item i{font-size:1.6rem}.trust-text{display:flex;flex-direction:column}.trust-name{font-weight:600;font-size:0.9rem;color:#fff}.trust-sub{font-size:0.75rem;color:var(--text-muted)}.calc-section-wrap{display:flex;justify-content:center}.calc-col{width:100%;max-width:480px}.device-frame{background:rgba(15,18,28,0.8);border:var(--glass-border);border-radius:24px;padding:20px;box-shadow:var(--shadow-main)}.calc-widget{display:flex;flex-direction:column;gap:16px}.calc-header{display:flex;justify-content:flex-end}.code-toggle-wrap{display:inline-flex;align-items:center;gap:10px;cursor:pointer}.code-toggle-label{font-size:0.8rem;font-weight:600;color:var(--text-muted);letter-spacing:0.05em;text-transform:uppercase;transition:var(--transition)}.code-toggle-input{display:none}.code-toggle-track{width:40px;height:22px;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:11px;position:relative;transition:var(--transition)}.code-toggle-thumb{width:16px;height:16px;background:var(--text-muted);border-radius:50%;position:absolute;top:2px;left:2px;transition:var(--transition)}.code-toggle-input:checked+.code-toggle-track{background:rgba(13,242,254,0.1);border-color:var(--color-accent)}.code-toggle-input:checked+.code-toggle-track .code-toggle-thumb{left:20px;background:var(--color-accent);box-shadow:0 0 10px rgba(13,242,254,0.5)}.code-toggle-input:checked~.code-toggle-label{color:var(--color-accent)}.calc-display-wrap{background:#090a0f;border-radius:12px;padding:16px;display:flex;flex-direction:column;align-items:flex-end;border:1px solid rgba(255,255,255,0.05)}.calc-expr{font-family:var(--font-mono);font-size:0.8rem;color:var(--text-muted);min-height:18px;word-break:break-all;text-align:right}.calc-display{font-family:var(--font-mono);font-size:2rem;font-weight:600;color:#fff;word-break:break-all;text-align:right;margin-top:4px}.calc-display.shake{animation:shake 0.4s ease;color:var(--color-heart)}.calc-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.cbtn{height:48px;border-radius:10px;font-weight:600;font-size:0.95rem;cursor:pointer;background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.05);display:flex;align-items:center;justify-content:center;transition:var(--transition)}.cbtn:hover{background:rgba(255,255,255,0.08);border-color:var(--color-accent);color:var(--color-accent)}.cbtn:active{transform:scale(0.96)}.cbtn-fn{color:var(--color-accent);background:rgba(13,242,254,0.04)}.cbtn-cl{color:#ff8080;background:rgba(239,68,68,0.18);border:1px solid rgba(239,68,68,0.35);font-weight:700}.cbtn-op{color:var(--color-amber);background:rgba(245,158,11,0.04)}.cbtn-num{color:var(--text-primary)}.cbtn-wide2{grid-column:span 2}.cbtn-wide5{grid-column:span 5}.cbtn-eq{background:linear-gradient(135deg,var(--color-accent),var(--color-secondary));color:#000;font-weight:800;font-size:1.2rem;box-shadow:0 4px 15px rgba(var(--color-accent-rgb),0.2)}.cbtn-eq:hover{color:#000;background:linear-gradient(135deg,var(--color-accent),var(--color-secondary));box-shadow:0 4px 20px rgba(var(--color-accent-rgb),0.4)}.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}.tool-card-link{background:var(--bg-surface);border:var(--glass-border);padding:24px;border-radius:16px;display:flex;flex-direction:column;position:relative;transition:var(--transition)}.tool-card-link:hover{transform:translateY(-3px);border-color:var(--color-secondary);background:rgba(17,24,39,0.9);box-shadow:var(--shadow-main)}.tool-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:#fff;margin-bottom:16px}.tool-card-link h3{font-family:var(--font-accent);font-size:1.15rem;font-weight:700;color:#fff;margin-bottom:8px}.tool-card-link p{font-size:0.85rem;color:var(--text-secondary);margin-bottom:20px;flex-grow:1}.tool-tag{align-self:flex-start;font-size:0.75rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.05em}.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}.post-card{background:var(--bg-surface);border:var(--glass-border);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:var(--transition)}.post-card:hover{border-color:rgba(255,255,255,0.15);background:rgba(17,24,39,0.9)}.post-body{padding:24px;display:flex;flex-direction:column;flex-grow:1}.post-cat{font-size:0.75rem;font-weight:700;text-transform:uppercase;letter-spacing:0.05em;color:var(--color-accent);margin-bottom:8px}.post-card h3{font-family:var(--font-accent);font-size:1.2rem;font-weight:700;color:#fff;margin-bottom:12px}.post-card p{font-size:0.9rem;color:var(--text-secondary);margin-bottom:20px;flex-grow:1}.post-meta{font-size:0.8rem;color:var(--text-muted)}.feature-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}.feature{padding:32px 24px;border-radius:16px}.feature i{font-size:2.2rem;margin-bottom:16px}.feature h3{font-family:var(--font-accent);font-size:1.25rem;font-weight:700;color:#fff;margin-bottom:8px}.feature p{font-size:0.95rem;color:var(--text-secondary)}.faq-section{max-width:760px;margin:0 auto}.faq-list{display:flex;flex-direction:column;gap:16px}.faq-item{background:var(--bg-surface);border:var(--glass-border);border-radius:12px;padding:16px 20px;transition:var(--transition)}.faq-item[open]{border-color:rgba(255,255,255,0.15)}.faq-item summary{font-family:var(--font-accent);font-weight:600;font-size:1.05rem;color:#fff;cursor:pointer;outline:none;list-style:none;display:flex;justify-content:space-between;align-items:center}.faq-item summary::after{content:'+';font-size:1.2rem;color:var(--text-muted)}.faq-item[open] summary::after{content:'−'}.faq-item p{margin-top:12px;font-size:0.95rem;color:var(--text-secondary);border-top:1px solid rgba(255,255,255,0.05);padding-top:12px}.site-footer{background:#02040a;border-top:1px solid rgba(255,255,255,0.08);padding:64px 0 32px;position:relative;z-index:10}.footer-inner{max-width:1200px;margin:0 auto;padding:0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr 1fr;gap:40px;margin-bottom:48px}@media (max-width:960px){.footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}}@media (max-width:600px){.footer-grid{grid-template-columns:1fr;gap:28px}}.footer-col-brand .footer-desc{color:#94a3b8;font-size:0.9375rem;line-height:1.65;margin:12px 0 18px;max-width:320px}.footer-badges{display:flex;flex-wrap:wrap;gap:8px}.footer-badges .fbadge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:0.75rem;font-weight:700;background:rgba(13,242,254,0.08);border:1px solid rgba(13,242,254,0.2);color:#0df2fe}.footer-title{color:#f8fafc;font-size:1rem;font-weight:700;margin-bottom:18px;letter-spacing:-0.01em}.footer-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}.footer-links li a{color:#94a3b8;font-size:0.875rem;text-decoration:none;display:inline-flex;align-items:center;gap:8px;transition:var(--transition)}.footer-links li a i{font-size:0.75rem;color:rgba(13,242,254,0.5);width:16px}.footer-links li a:hover{color:#0df2fe;transform:translateX(3px)}.footer-links li a:hover i{color:#0df2fe}.footer-bottom{border-top:1px solid rgba(255,255,255,0.06);padding-top:24px}.footer-bottom-inner{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;font-size:0.8125rem;color:#64748b}.footer-legal{display:flex;align-items:center;gap:8px}.footer-legal a{color:#94a3b8;text-decoration:none;transition:color 0.2s ease}.footer-legal a:hover{color:#0df2fe}#chatbot-widget{position:fixed;bottom:24px;right:24px;z-index:90}#toggle-btn{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--color-secondary),#6d28d9);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.4rem;cursor:pointer;box-shadow:0 8px 30px rgba(124,58,237,0.4);border:1px solid rgba(255,255,255,0.1);transition:all 0.25s cubic-bezier(0.4,0,0.2,1)}#toggle-btn:hover{transform:scale(1.05) rotate(3deg);box-shadow:0 10px 35px rgba(124,58,237,0.6)}#toggle-btn.exit-mode{background:linear-gradient(135deg,var(--color-danger),#b91c1c);box-shadow:0 8px 30px rgba(239,68,68,0.4)}#chatbot-window{position:absolute;bottom:72px;right:0;width:340px;height:460px;background:rgba(17,24,39,0.95);backdrop-filter:blur(16px);border:var(--glass-border);border-radius:20px;box-shadow:var(--shadow-main);display:flex;flex-direction:column;overflow:hidden;transition:all 0.3s cubic-bezier(0.4,0,0.2,1);transform-origin:bottom right}#chatbot-window.chat-closed{transform:scale(0.8) translateY(20px);opacity:0;pointer-events:none}#chatbot-window.chat-open{transform:scale(1) translateY(0);opacity:1;pointer-events:auto}.chat-header{background:rgba(31,41,55,0.8);border-bottom:1px solid rgba(255,255,255,0.05);padding:12px 16px;display:flex;align-items:center;justify-content:space-between}.chat-id{display:flex;align-items:center;gap:10px}.chat-avatar{width:32px;height:32px;border-radius:50%;background:rgba(124,58,237,0.15);border:1px solid rgba(124,58,237,0.3);color:var(--color-secondary);display:flex;align-items:center;justify-content:center;font-size:0.95rem}.chat-title{font-size:0.9rem;font-weight:700;color:#fff;display:block}.chat-status{font-size:0.7rem;color:var(--color-success);display:flex;align-items:center;gap:4px}.chat-status::before{content:'';display:inline-block;width:6px;height:6px;background:var(--color-success);border-radius:50%}.pro-toggle{display:flex;align-items:center;gap:6px;cursor:pointer;background:rgba(255,255,255,0.03);padding:3px 8px;border-radius:12px;border:1px solid rgba(255,255,255,0.05);transition:var(--transition)}.pro-toggle:hover{background:rgba(255,255,255,0.07)}.pro-word{font-size:0.75rem;font-weight:800;color:var(--text-muted);letter-spacing:0.03em}.switch{appearance:none;width:28px;height:15px;background:rgba(255,255,255,0.1);border-radius:8px;position:relative;cursor:pointer;transition:var(--transition);border:1px solid rgba(255,255,255,0.05)}.switch::before{content:'';width:11px;height:11px;background:var(--text-muted);border-radius:50%;position:absolute;top:1px;left:1px;transition:var(--transition)}.switch:checked{background:rgba(13,242,254,0.15);border-color:var(--color-accent)}.switch:checked::before{left:14px;background:var(--color-accent);box-shadow:0 0 8px var(--color-accent)}.switch:checked~.pro-word{color:var(--color-accent);text-shadow:0 0 6px rgba(13,242,254,0.4)}#chat-close{color:var(--text-muted);cursor:pointer;font-size:1rem;transition:var(--transition);padding:4px}#chat-close:hover{color:#fff}.chat-body{flex-grow:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px}.msg{max-width:85%;padding:10px 14px;border-radius:14px;font-size:0.85rem;line-height:1.5;word-break:break-word}.msg-bot{background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.12);color:#f1f5f9;align-self:flex-start;border-bottom-left-radius:4px}.msg-user{background:linear-gradient(135deg,var(--color-secondary),#6d28d9);color:#ffffff;align-self:flex-end;border-bottom-right-radius:4px}.chat-input-row{background:rgba(31,41,55,0.8);border-top:1px solid rgba(255,255,255,0.05);padding:10px;display:flex;gap:8px}#chat-input{flex-grow:1;height:38px;background:rgba(0,0,0,0.3);border:1px solid rgba(255,255,255,0.1);border-radius:10px;padding:0 12px;color:#ffffff;font-size:0.85rem;outline:none;transition:var(--transition)}#chat-input::placeholder{color:rgba(255,255,255,0.5)}#chat-input:focus{border-color:var(--color-secondary);background:rgba(0,0,0,0.4)}#chat-send{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--color-secondary),#6d28d9);color:#fff;display:flex;align-items:center;justify-content:center;font-size:0.95rem;cursor:pointer;transition:var(--transition)}#chat-send:hover{transform:scale(1.02)}.typing{display:flex;align-items:center;gap:4px;padding:12px 16px}.typing-dot{width:6px;height:6px;background:var(--text-muted);border-radius:50%;animation:typingPulse 1.2s infinite ease-in-out}.typing-dot:nth-child(2){animation-delay:0.2s}.typing-dot:nth-child(3){animation-delay:0.4s}html.vault-open,body.vault-open{overflow:hidden !important;height:100vh !important;width:100vw !important;overscroll-behavior:none !important}.vault-overlay{position:fixed;inset:0;width:100vw;height:100vh;z-index:99999;background-color:#0f172a;display:flex;flex-direction:column;font-family:var(--font-sans);animation:fadeIn 0.18s ease-out;overscroll-behavior:contain}body.vault-open .site-header,body.vault-open .site-footer,body.vault-open #main-nav,body.vault-open #nav-scrim{display:none !important}.vault-topbar{height:56px;background:rgba(17,24,39,0.95);border-bottom:1px solid rgba(255,255,255,0.06);display:flex;align-items:center;padding:0 16px;gap:12px;z-index:100000}.vault-sidebar-toggle{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text-secondary);border:1px solid rgba(255,255,255,0.05);transition:var(--transition)}.vault-sidebar-toggle:hover{background:rgba(255,255,255,0.05);color:#fff}.vault-esc-hint{font-size:0.75rem;color:var(--text-muted);display:flex;align-items:center;gap:6px}.vault-esc-hint kbd{background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.15);border-radius:4px;padding:2px 5px;font-family:var(--font-mono)}.vault-esc-close{cursor:pointer;font-size:0.8rem;color:var(--text-muted)}.vault-esc-close:hover{color:var(--text-primary)}.vault-topbar-center{flex-grow:1;display:flex;justify-content:center;align-items:center}.vault-search-wrap{width:100%;max-width:380px;position:relative}.vault-search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-muted);pointer-events:none}.vault-search{width:100%;height:36px;background:rgba(0,0,0,0.3);border:1px solid rgba(255,255,255,0.08);border-radius:10px;padding:0 36px;color:#fff;font-size:0.85rem;outline:none;transition:var(--transition)}.vault-search:focus{border-color:var(--color-accent);background:rgba(0,0,0,0.5);box-shadow:0 0 10px rgba(13,242,254,0.15)}.vault-search-clear{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--text-muted);cursor:pointer;font-size:0.85rem}.vault-search-clear:hover{color:#fff}.vault-topbar-btn{height:36px;padding:0 14px;border-radius:8px;border:1px solid rgba(255,255,255,0.05);background:rgba(255,255,255,0.02);color:var(--text-secondary);font-size:0.85rem;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:8px;transition:var(--transition)}.vault-topbar-btn:hover{background:rgba(255,255,255,0.06);color:#fff;border-color:rgba(255,255,255,0.12)}.vault-fav-topbar-btn{position:relative}.vault-fav-topbar-btn i{color:var(--color-heart)}.vault-fav-count{background:var(--color-heart);color:#fff;font-size:0.7rem;font-weight:800;border-radius:10px;padding:1px 6px}.vault-close-label{font-size:0.75rem}.vault-body{flex-grow:1;display:flex;overflow:hidden;background-color:var(--bg-app)}.vault-cat-sidebar{width:240px;background:rgba(10,12,18,0.95);border-right:1px solid rgba(255,255,255,0.06);padding:16px 8px;display:flex;flex-direction:column;gap:4px;overflow-y:auto;transition:width 0.25s ease}.vault-cat-sidebar.collapsed{width:56px;padding:16px 4px;overflow-x:hidden}.vault-cat-sidebar.collapsed .vault-cat-link span,.vault-cat-sidebar.collapsed .v-cat-badge,.vault-cat-sidebar.collapsed .vault-cat-exit-btn span{display:none}.vault-cat-sidebar.collapsed .vault-cat-link,.vault-cat-sidebar.collapsed .vault-cat-exit-btn{justify-content:center;padding:10px 0;gap:0}.vault-cat-link{display:flex;align-items:center;padding:10px 12px;border-radius:8px;color:var(--text-secondary);font-size:0.85rem;font-weight:500;gap:12px;transition:var(--transition)}.vault-cat-link i{font-size:1rem;width:18px;text-align:center}.vault-cat-link:hover{background:rgba(255,255,255,0.03);color:#fff}.vault-cat-link.active{background:rgba(13,242,254,0.08);color:var(--color-accent);border-left:3px solid var(--color-accent)}.v-cat-badge{margin-left:auto;font-size:0.65rem;font-weight:800;padding:1px 6px;border-radius:4px;text-transform:uppercase}.v-cat-badge-hot{background:rgba(255,42,95,0.15);color:var(--color-heart)}.v-cat-badge-top{background:rgba(13,242,254,0.15);color:var(--color-accent)}.v-cat-badge-new{background:rgba(16,185,129,0.15);color:var(--color-success)}.vault-fav-count-side{background:rgba(255,42,95,0.15);color:var(--color-heart);font-size:0.7rem;font-weight:800;padding:1px 6px;border-radius:10px;margin-left:auto}.vault-cat-exit-btn{margin-top:auto;display:flex;align-items:center;padding:10px 12px;border-radius:8px;color:var(--text-muted);font-size:0.85rem;font-weight:600;gap:12px;cursor:pointer;transition:var(--transition)}.vault-cat-exit-btn:hover{background:rgba(239,68,68,0.05);color:var(--color-danger)}.vault-main-area{flex:1;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;scroll-behavior:smooth;padding:10px 14px 20px;background:inherit}.vault-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));grid-auto-rows:auto;grid-auto-flow:dense;gap:8px}@keyframes vshimmer{0%{background-position:-200% 0}100%{background-position:200% 0}}.v-card,.vcard{position:relative;display:flex;flex-direction:column;border-radius:12px;overflow:hidden;cursor:pointer;background:#1c1208;border:1px solid #2a1e10;box-shadow:0 1px 3px rgba(0,0,0,0.08);transition:transform 0.18s ease,box-shadow 0.18s ease,border-color 0.18s ease;touch-action:manipulation;contain:content}.v-card:hover,.vcard:hover{transform:translateY(-3px);box-shadow:0 8px 18px rgba(0,0,0,0.2)}.v-thumb,.vcard-img-wrap{position:relative;overflow:hidden;background:#1e1509;height:auto;aspect-ratio:1 / 1;width:100%}.v-thumb::before,.vcard-img-wrap::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.06),transparent);background-size:200% 100%;animation:vshimmer 1.4s infinite linear}.v-thumb img,.vcard-img-wrap img{width:100%;height:100%;display:block;object-fit:cover;position:absolute;inset:0;opacity:0;transition:opacity 0.25s ease,transform 0.25s ease}.v-thumb img.loaded,.vcard-img-wrap img.loaded{opacity:1}.v-card-overlay{position:absolute;inset:0;background:rgba(0,0,0,0.35);display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity 0.2s ease;z-index:3}.v-card:hover .v-card-overlay,.vcard:hover .v-card-overlay{opacity:1}.v-play-btn{width:42px;height:42px;border-radius:50%;background:#6366f1;color:#ffffff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(0,0,0,0.4);transform:scale(0.85);transition:transform 0.2s ease}.v-play-btn svg{width:20px;height:20px;margin-left:2px}.v-card:hover .v-play-btn,.vcard:hover .v-play-btn{transform:scale(1)}.v-card-info,.vcard-title-bar{padding:7px 8px;background:#1c1208;border-top:1px solid #2a1e10;pointer-events:none;display:flex;align-items:center;justify-content:center}.v-card-name,.vcard-title{display:block;font-size:0.78rem;font-weight:700;color:#f1ece6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:0;letter-spacing:0.1px;text-align:center;width:100%}.vcard-fav-btn{position:absolute;top:8px;left:8px;width:24px;height:24px;border-radius:50%;background:rgba(0,0,0,0.6);backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,0.1);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,0.5);cursor:pointer;font-size:0.7rem;transition:var(--transition);z-index:5}.vcard-fav-btn:hover{transform:scale(1.1);color:var(--color-heart)}.vcard-fav-btn.active{color:var(--color-heart);border-color:rgba(255,42,95,0.3)}.no-results-msg{grid-column:1 / -1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;margin:40px auto;padding:48px 32px;max-width:520px;width:100%;background:radial-gradient(120% 120% at 50% 10%,rgba(99,102,241,0.08) 0%,rgba(15,23,42,0.6) 100%);border:1px solid rgba(255,255,255,0.08);border-radius:24px;box-shadow:0 20px 40px -15px rgba(0,0,0,0.5),inset 0 1px 0 rgba(255,255,255,0.1);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);animation:emptyStateFadeIn 0.35s cubic-bezier(0.16,1,0.3,1) forwards}@keyframes emptyStateFadeIn{from{opacity:0;transform:translateY(14px) scale(0.97)}to{opacity:1;transform:translateY(0) scale(1)}}.search-empty-icon-wrap{position:relative;width:80px;height:80px;display:flex;align-items:center;justify-content:center;margin-bottom:20px}.search-empty-icon-pulse{position:absolute;inset:-6px;border-radius:50%;background:radial-gradient(circle,rgba(99,102,241,0.35) 0%,rgba(99,102,241,0) 70%);animation:searchPulse 2.4s ease-in-out infinite}@keyframes searchPulse{0%,100%{transform:scale(0.9);opacity:0.6}50%{transform:scale(1.15);opacity:1}}.search-empty-icon-box{position:relative;width:72px;height:72px;background:linear-gradient(135deg,rgba(99,102,241,0.2),rgba(139,92,246,0.12));border:1px solid rgba(129,140,248,0.3);border-radius:20px;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(99,102,241,0.25),inset 0 1px 1px rgba(255,255,255,0.3)}.search-empty-icon-box i{font-size:30px;color:#a5b4fc;filter:drop-shadow(0 2px 8px rgba(99,102,241,0.5))}.no-results-msg h3{font-family:var(--font-accent,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif);font-size:1.35rem;font-weight:700;color:#ffffff;margin:0 0 10px 0;letter-spacing:-0.01em}.search-empty-text{font-size:0.95rem;color:rgba(255,255,255,0.65);line-height:1.5;margin:0 0 22px 0;max-width:420px}.search-query-pill{display:inline-flex;align-items:center;padding:2px 10px;background:rgba(99,102,241,0.18);border:1px solid rgba(129,140,248,0.35);border-radius:999px;color:#e0e7ff;font-weight:600;font-size:0.9rem;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;vertical-align:middle}.search-empty-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:center}.btn-empty-clear{display:inline-flex;align-items:center;gap:8px;padding:10px 22px;background:linear-gradient(135deg,#6366f1 0%,#4f46e5 100%);color:#ffffff;border:1px solid rgba(255,255,255,0.2);border-radius:12px;font-size:0.92rem;font-weight:600;cursor:pointer;box-shadow:0 6px 18px rgba(99,102,241,0.4),inset 0 1px 0 rgba(255,255,255,0.25);transition:all 0.2s cubic-bezier(0.16,1,0.3,1)}.btn-empty-clear:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(99,102,241,0.55);background:linear-gradient(135deg,#4f46e5 0%,#4338ca 100%);color:#ffffff}.btn-empty-clear:active{transform:translateY(0)}.search-empty-suggestions{margin-top:24px;padding-top:20px;border-top:1px solid rgba(255,255,255,0.08);width:100%}.search-empty-suggestions-label{font-size:0.78rem;text-transform:uppercase;letter-spacing:0.08em;color:rgba(255,255,255,0.45);font-weight:600;margin-bottom:10px}.search-empty-tags{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.search-empty-tag{padding:6px 12px;font-size:0.82rem;color:rgba(255,255,255,0.8);background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.08);border-radius:999px;cursor:pointer;transition:all 0.2s ease}.search-empty-tag:hover{background:rgba(99,102,241,0.2);border-color:rgba(129,140,248,0.4);color:#ffffff;transform:translateY(-1px)}.vault-overlay.vault-light .no-results-msg{background:#ffffff;border-color:#e2e8f0;box-shadow:0 14px 34px -10px rgba(0,0,0,0.08),0 1px 3px rgba(0,0,0,0.04)}.vault-overlay.vault-light .search-empty-icon-box{background:linear-gradient(135deg,#eef2ff,#e0e7ff);border-color:#c7d2fe;box-shadow:0 6px 18px rgba(99,102,241,0.15)}.vault-overlay.vault-light .search-empty-icon-box i{color:#4f46e5;filter:none}.vault-overlay.vault-light .no-results-msg h3{color:#0f172a}.vault-overlay.vault-light .search-empty-text{color:#64748b}.vault-overlay.vault-light .search-query-pill{background:#eef2ff;border-color:#c7d2fe;color:#4338ca}.vault-overlay.vault-light .search-empty-suggestions{border-top-color:#f1f5f9}.vault-overlay.vault-light .search-empty-suggestions-label{color:#94a3b8}.vault-overlay.vault-light .search-empty-tag{color:#334155;background:#f8fafc;border-color:#e2e8f0}.vault-overlay.vault-light .search-empty-tag:hover{background:#eef2ff;border-color:#a5b4fc;color:#4338ca}.vault-codes-panel{max-width:800px;margin:0 auto;background:rgba(17,24,39,0.8);border:var(--glass-border);border-radius:16px;padding:24px}.codes-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.codes-title{font-family:var(--font-accent);font-size:1.4rem;font-weight:700;color:#fff}.codes-search{width:240px;height:36px;background:rgba(0,0,0,0.3);border:1px solid rgba(255,255,255,0.08);border-radius:8px;padding:0 12px;color:#fff;font-size:0.85rem;outline:none}.codes-search:focus{border-color:var(--color-accent)}.codes-list{display:flex;flex-direction:column;gap:8px;max-height:500px;overflow-y:auto;padding-right:8px}.code-item{display:flex;align-items:center;justify-content:space-between;padding:8px 14px;background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.05);border-radius:12px;cursor:pointer;transition:all 0.2s ease;gap:12px}.code-item:hover{background:rgba(255,255,255,0.06);border-color:rgba(13,242,254,0.35);transform:translateX(3px);box-shadow:0 4px 14px rgba(0,0,0,0.3)}.code-item-left{display:flex;align-items:center;gap:12px;min-width:0;flex:1}.code-item-thumb{width:38px;height:38px;border-radius:8px;object-fit:cover;background:#111827;border:1px solid rgba(255,255,255,0.1);flex-shrink:0;box-shadow:0 2px 6px rgba(0,0,0,0.3)}.code-item-name{font-weight:600;font-size:0.92rem;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.code-item-val{font-family:var(--font-mono);font-size:0.88rem;font-weight:800;color:var(--color-accent);background:rgba(13,242,254,0.1);border:1px solid rgba(13,242,254,0.25);padding:3px 10px;border-radius:6px;flex-shrink:0;letter-spacing:0.05em}.vault-play-view{flex-grow:1;overflow:hidden}.vault-split{display:grid;grid-template-columns:200px 1fr 200px;height:100%;background-color:var(--bg-app)}.vault-side-left,.vault-side-right{background:rgba(10,12,18,0.95);border-right:1px solid rgba(255,255,255,0.06);padding:16px 8px;display:flex;flex-direction:column;gap:12px;overflow-y:auto}.vault-side-right{border-right:none;border-left:1px solid rgba(255,255,255,0.06)}.vault-side-label{font-size:0.7rem;font-weight:700;text-transform:uppercase;letter-spacing:0.05em;color:var(--text-muted);padding:0 8px}.side-card{background:rgba(255,255,255,0.01);border:1px solid rgba(255,255,255,0.04);border-radius:8px;overflow:hidden;cursor:pointer;display:flex;flex-direction:column;aspect-ratio:1.5;position:relative;transition:var(--transition)}.side-card:hover{border-color:var(--color-accent)}.side-card img{width:100%;height:100%;object-fit:cover}.side-card-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,0.8) 0%,rgba(0,0,0,0) 80%);display:flex;flex-direction:column;justify-content:flex-end;padding:6px}.side-card h5{font-size:0.65rem;font-weight:700;color:#fff;line-height:1.2;text-shadow:0 1px 3px rgba(0,0,0,0.8)}.vault-main-frame{display:flex;flex-direction:column;background:#000;overflow:hidden}.vault-frame-header{height:48px;background:rgba(17,24,39,0.95);border-bottom:1px solid rgba(255,255,255,0.06);display:flex;align-items:center;justify-content:space-between;padding:0 16px;z-index:10}.vault-play-title{font-family:var(--font-accent);font-size:0.95rem;font-weight:700;color:#fff}.vault-frame-btns{display:flex;align-items:center;gap:8px}.vault-play-fav-btn{width:32px;height:32px;border-radius:6px;border:1px solid rgba(255,255,255,0.05);background:rgba(255,255,255,0.02);color:rgba(255,255,255,0.5);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:0.8rem;transition:var(--transition)}.vault-play-fav-btn:hover{color:var(--color-heart);background:rgba(255,255,255,0.05)}.vault-play-fav-btn.active{color:var(--color-heart);border-color:rgba(255,42,95,0.3)}.vault-fs-btn{width:32px;height:32px;border-radius:6px;border:1px solid rgba(255,255,255,0.05);background:rgba(255,255,255,0.02);color:var(--text-secondary);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:0.9rem;transition:var(--transition)}.vault-fs-btn:hover{color:#fff;background:rgba(255,255,255,0.05)}#vault-iframe{flex-grow:1;width:100%;height:100%;border:none;outline:none}.vault-splash{position:absolute;inset:0;background:#0a0c10;z-index:5;display:flex;align-items:center;justify-content:center;overflow:hidden}.vsplash-bg{position:absolute;inset:0;display:flex;gap:10px;opacity:0.12;filter:blur(20px) saturate(1.5)}.vsplash-bg-img{flex:1;height:100%;object-fit:cover}.vsplash-bg-overlay{position:absolute;inset:0;background:radial-gradient(circle,rgba(10,12,16,0.2) 0%,rgba(10,12,16,1) 90%)}.vault-splash-inner{width:100%;max-width:720px;display:grid;grid-template-columns:1.2fr 1fr;gap:40px;padding:40px;z-index:10}.vault-splash-title{font-family:var(--font-accent);font-size:2rem;font-weight:800;color:#fff;line-height:1.2}.vault-splash-desc{font-size:0.9rem;color:var(--text-secondary);margin-top:12px}.vault-splash-cta{margin-top:24px}.vault-splash-play-btn{display:inline-flex;align-items:center;gap:10px;padding:14px 28px;border-radius:12px;font-weight:700;font-size:1rem;background:linear-gradient(135deg,var(--color-accent),var(--color-secondary));color:#000;cursor:pointer;box-shadow:0 4px 20px rgba(13,242,254,0.3);transition:all 0.2s ease}.vault-splash-play-btn:hover{transform:scale(1.02);box-shadow:0 6px 25px rgba(13,242,254,0.5)}.vault-splash-hint{font-size:0.75rem;color:var(--text-muted);margin-top:10px}.vault-splash-stack{position:relative;width:100%;aspect-ratio:1.2}.vault-splash-card{background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.08);border-radius:16px;padding:10px;box-shadow:var(--shadow-main);transform:rotate(3deg);transition:var(--transition)}.vault-splash-card img{width:100%;height:auto;display:block;border-radius:10px}.vault-ad-loader{position:absolute;inset:0;background:#000;z-index:6;display:flex;align-items:center;justify-content:center}.vault-ad-spinner{width:44px;height:44px;border:4px solid rgba(255,255,255,0.05);border-top-color:var(--color-accent);border-radius:50%;animation:spin 0.8s linear infinite}.panic-container{position:fixed;inset:0;z-index:100005;background-color:#030712;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px 16px;overflow-y:auto;animation:fadeIn 0.2s ease-out}.vault-overlay.vault-light .panic-container{background-color:#f0f7ff}body.panic-active .vault-topbar{display:none !important}.panic-header{width:100%;max-width:400px;display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.panic-title{font-family:var(--font-accent);font-weight:700;font-size:1.05rem;color:var(--color-accent);text-shadow:0 0 10px rgba(var(--color-accent-rgb),0.3);display:flex;align-items:center;gap:8px}.vault-overlay.vault-light .panic-title{color:#4f46e5;text-shadow:none}.panic-actions{display:flex;align-items:center;gap:8px}.btn-panic-home{padding:7px 14px;border-radius:10px;font-weight:700;font-size:0.82rem;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.15);color:#f3f4f6;display:flex;align-items:center;gap:6px;cursor:pointer;transition:all 0.2s ease}.btn-panic-home:hover{background:rgba(255,255,255,0.15);border-color:rgba(255,255,255,0.3);color:#ffffff;transform:translateY(-1px)}.vault-overlay.vault-light .btn-panic-home{background:#ffffff;border:1.5px solid #c7dcf7;color:#1a2744;box-shadow:0 2px 6px rgba(79,70,229,0.08)}.vault-overlay.vault-light .btn-panic-home:hover{background:#eef4ff;border-color:#4f46e5;color:#4f46e5}.btn-resume-game{padding:7px 14px;border-radius:10px;font-weight:700;font-size:0.82rem;background:linear-gradient(135deg,var(--color-accent),var(--color-secondary));color:#000;display:flex;align-items:center;gap:6px;cursor:pointer;border:none;box-shadow:0 4px 14px rgba(var(--color-accent-rgb),0.3);transition:all 0.2s ease}.vault-overlay.vault-light .btn-resume-game{background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#ffffff;box-shadow:0 4px 14px rgba(79,70,229,0.3)}.btn-resume-game:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(var(--color-accent-rgb),0.5)}.calc-device-frame{width:100%;max-width:400px;background:rgba(15,23,42,0.95);border:1px solid rgba(255,255,255,0.12);border-radius:22px;padding:14px 16px;box-shadow:0 20px 50px -10px rgba(0,0,0,0.8)}.vault-overlay.vault-light .calc-device-frame{background:#ffffff;border:2px solid #c7dcf7;box-shadow:0 16px 40px rgba(79,70,229,0.15)}.panic-container .calc-display-wrap{padding:10px 14px;margin-bottom:10px;border-radius:12px}.panic-container .calc-display{font-size:1.5rem}.panic-container .calc-grid{gap:6px}.panic-container .cbtn{padding:8px 4px;font-size:0.85rem;border-radius:8px}.panic-container .calc-btn-eq{margin-top:8px;padding:10px;font-size:1.1rem}@keyframes fadeIn{from{opacity:0}to{opacity:1}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes typingPulse{0%,100%{opacity:0.4;transform:scale(1)}50%{opacity:1;transform:scale(1.1)}}@keyframes shake{0%,100%{transform:translateX(0)}20%,60%{transform:translateX(-6px)}40%,80%{transform:translateX(6px)}}@media (max-width:1024px){.hero-container{grid-template-columns:1fr;text-align:center;gap:40px}.hero-badge{align-self:center}.hero-title{font-size:2.6rem}.hero-description{margin:0 auto}.hero-action-group{justify-content:center}.hero-feature-tags{justify-content:center}.hero-stats-bar{justify-content:center}.hero-calculator-col{width:100%;max-width:480px;margin:0 auto}.footer-inner{grid-template-columns:1fr}.vault-split{grid-template-columns:1fr}.vault-side-left,.vault-side-right{display:none}}@media (max-width:880px){.desktop-nav{display:none !important}.nav-toggle{display:flex !important;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.12);color:#fff;font-size:1.15rem;cursor:pointer}.page-home .nav-toggle{background:var(--ph-surface-2);border-color:var(--ph-border);color:var(--ph-text)}.header-cta-btn{display:none !important}.vault-esc-hint{display:none !important}.main-nav{display:flex !important;position:fixed !important;top:0 !important;right:0 !important;bottom:0 !important;width:300px !important;max-width:85vw !important;background:#090d16 !important;border-left:1px solid rgba(255,255,255,0.12) !important;flex-direction:column !important;padding:20px !important;gap:20px !important;z-index:99999 !important;transform:translateX(105%) !important;transition:transform 0.3s cubic-bezier(0.4,0,0.2,1),visibility 0.3s !important;box-shadow:-10px 0 40px rgba(0,0,0,0.7) !important;visibility:hidden !important;pointer-events:none !important}.page-home .main-nav{background:#ffffff !important;border-left:2px solid var(--ph-border) !important;box-shadow:-10px 0 40px rgba(79,70,229,0.15) !important}.main-nav.open{transform:translateX(0) !important;visibility:visible !important;pointer-events:auto !important}.mobile-drawer-header{display:flex !important;align-items:center !important;justify-content:space-between !important;padding-bottom:16px !important;border-bottom:1px solid rgba(255,255,255,0.08) !important}.page-home .mobile-drawer-header{border-bottom-color:var(--ph-border) !important}.drawer-brand{display:flex !important;align-items:center !important;gap:10px !important;font-family:var(--font-accent) !important;font-weight:800 !important;font-size:1.15rem !important;color:#fff !important;text-decoration:none !important}.page-home .drawer-brand{color:var(--ph-text) !important}.nav-close{width:36px !important;height:36px !important;border-radius:10px !important;display:flex !important;align-items:center !important;justify-content:center !important;background:rgba(255,255,255,0.06) !important;border:1px solid rgba(255,255,255,0.1) !important;color:#9ca3af !important;cursor:pointer !important;font-size:1.1rem !important;transition:all 0.2s ease !important}.nav-close:hover{background:rgba(255,255,255,0.12) !important;color:#fff !important}.page-home .nav-close{background:var(--ph-surface-2) !important;border-color:var(--ph-border) !important;color:var(--ph-text) !important}.mobile-nav-links{display:flex !important;flex-direction:column !important;gap:8px !important;flex:1 !important}.mobile-nav-links .nav-link{display:flex !important;align-items:center !important;gap:14px !important;padding:12px 16px !important;border-radius:12px !important;font-size:1rem !important;font-weight:600 !important;color:#9ca3af !important;text-decoration:none !important;background:rgba(255,255,255,0.02) !important;border:1px solid transparent !important;transition:all 0.2s ease !important}.mobile-nav-links .nav-link i{font-size:1.1rem !important;width:22px !important;text-align:center !important}.mobile-nav-links .nav-link:hover{background:rgba(255,255,255,0.06) !important;color:#ffffff !important;transform:translateX(3px) !important}.mobile-nav-links .nav-link.active{background:rgba(13,242,254,0.12) !important;border-color:rgba(13,242,254,0.3) !important;color:#0df2fe !important;box-shadow:0 4px 14px rgba(13,242,254,0.15) !important}.page-home .mobile-nav-links .nav-link{color:var(--ph-text-2) !important;background:var(--ph-surface-2) !important}.page-home .mobile-nav-links .nav-link:hover{background:rgba(79,70,229,0.08) !important;color:var(--ph-accent) !important}.page-home .mobile-nav-links .nav-link.active{background:linear-gradient(135deg,#4f46e5,#7c3aed) !important;color:#ffffff !important;border-color:transparent !important;box-shadow:0 4px 14px rgba(79,70,229,0.25) !important}.mobile-drawer-footer{padding-top:16px !important;border-top:1px solid rgba(255,255,255,0.08) !important}.page-home .mobile-drawer-footer{border-top-color:var(--ph-border) !important}.mobile-explore-btn{display:flex !important;align-items:center !important;justify-content:center !important;gap:8px !important;width:100% !important;padding:12px !important;border-radius:12px !important;font-weight:700 !important;font-size:0.95rem !important;background:linear-gradient(135deg,var(--color-accent),var(--color-secondary)) !important;color:#000 !important;text-decoration:none !important;box-shadow:0 4px 14px rgba(var(--color-accent-rgb),0.3) !important}.page-home .mobile-explore-btn{background:linear-gradient(135deg,#4f46e5,#7c3aed) !important;color:#fff !important;box-shadow:0 4px 14px rgba(79,70,229,0.25) !important}.nav-scrim{position:fixed !important;inset:0 !important;background:rgba(0,0,0,0.65) !important;backdrop-filter:blur(6px) !important;-webkit-backdrop-filter:blur(6px) !important;z-index:99998 !important;opacity:0 !important;pointer-events:none !important;transition:opacity 0.25s ease !important}.nav-scrim.show{opacity:1 !important;pointer-events:auto !important}.trust-list{justify-content:center;gap:24px}.vault-cat-sidebar{position:absolute;left:0;top:56px;bottom:0;z-index:10;transform:translateX(-100%);transition:transform 0.25s ease}.vault-cat-sidebar.mobile-open{transform:translateX(0)}}@media (max-width:480px){.page-wrap{padding:24px 16px}.hero-section{padding:82px 0 40px 0}.hero-badge{font-size:0.78rem;padding:5px 12px;gap:6px;max-width:100%}.section-head h2{font-size:1.6rem}.hero-title{font-size:clamp(1.85rem,7vw,2.2rem);line-height:1.2}.hero-description{font-size:0.95rem}.hero-action-group{flex-direction:column;width:100%;gap:10px}.btn-hero-primary,.btn-hero-ghost{width:100%;justify-content:center;padding:12px 20px}.hero-feature-tags{gap:6px}.feature-tag{font-size:0.75rem;padding:4px 10px}.hero-stats-bar{flex-wrap:wrap;gap:16px;justify-content:space-around}.stat-divider{display:none}.calc-card-glass{padding:14px 12px;border-radius:20px}.floating-math-doodles{display:none}#chatbot-widget{bottom:16px;right:16px}#toggle-btn{width:50px;height:50px;font-size:1.25rem}#chatbot-window{position:fixed;bottom:76px;left:12px;right:12px;width:auto;max-width:390px;margin:0 auto;height:min(440px,calc(100dvh - 96px));transform-origin:bottom center;z-index:95}}.page-home{--ph-bg:#f7fbf8;--ph-surface:#ffffff;--ph-surface-2:#edf6f0;--ph-border:#d4e7db;--ph-border-gold:rgba(212,160,23,0.45);--ph-text:#092617;--ph-text-2:#244633;--ph-muted:#537965;--ph-accent:#c28809;--ph-accent-gold:#d4a017;--ph-accent-2:#15803d;--ph-green:#16a34a;--ph-orange:#d97706;--ph-yellow:#ca8a04;--ph-red:#dc2626;--ph-shadow:0 8px 32px rgba(9,38,23,0.07);--surface:#ffffff;--surface-2:#edf6f0;--border:#d4e7db;--text:#092617;--text-muted:#537965;--accent:#c28809}.page-home{background:#f7fbf8 linear-gradient(180deg,#f0f7f2 0%,#f7fbf8 300px,#ffffff 800px);color:var(--ph-text);min-height:100vh}.page-home::-webkit-scrollbar-track{background:var(--ph-surface-2)}.page-home::-webkit-scrollbar-thumb{background:#a9cfb7;border-radius:4px}.page-home .site-header{background:rgba(255,255,255,0.95);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:2.5px solid var(--ph-accent-gold);box-shadow:0 4px 20px rgba(9,38,23,0.05)}.page-home .brand-name{color:#092617;font-size:1.35rem;font-weight:800;letter-spacing:-0.02em}.page-home .brand-badge{background:rgba(212,160,23,0.12);border:1px solid rgba(212,160,23,0.4);color:#b47d07;font-weight:700}.page-home .nav-links-wrap{background:#f0f7f2;border:1.5px solid #d4e7db;border-radius:999px}.page-home .nav-link{color:var(--ph-text-2);font-weight:600}.page-home .nav-link:hover{color:#092617;background:rgba(21,128,61,0.08)}.page-home .nav-link.active{background:#092617;color:#fef08a;border:1px solid #092617;box-shadow:0 2px 10px rgba(9,38,23,0.2);font-weight:700}.page-home .nav-link.active i{color:#d4a017}.page-home .header-cta-btn{background:linear-gradient(135deg,#d4a017,#b8860b);color:#092617;font-weight:800;border-radius:999px;box-shadow:0 3px 14px rgba(212,160,23,0.35);border:1px solid rgba(255,255,255,0.4)}.page-home .header-cta-btn:hover{box-shadow:0 6px 20px rgba(212,160,23,0.55);transform:translateY(-1px);color:#092617}.page-home .eyebrow{color:#b47d07;font-size:.8rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.page-home .section-head h2{color:#092617;font-size:2.15rem;font-weight:800;letter-spacing:-.03em}.page-home .section-head h2::after{content:'';display:block;width:60px;height:4px;border-radius:4px;margin-top:10px;background:linear-gradient(90deg,#d4a017,#15803d)}.page-home .section-head p{color:var(--ph-text-2)}.page-home .hero-section{padding:36px 0 54px 0;background:radial-gradient(circle at 10% 20%,rgba(21,128,61,0.04) 0%,transparent 40%),radial-gradient(circle at 90% 60%,rgba(212,160,23,0.05) 0%,transparent 45%)}.page-home .glow-orb-1{background:radial-gradient(circle,rgba(21,128,61,0.08),transparent 70%)}.page-home .glow-orb-2{background:radial-gradient(circle,rgba(212,160,23,0.08),transparent 70%)}.page-home .glow-grid{background-image:radial-gradient(rgba(21,128,61,0.08) 1px,transparent 1px)}.page-home .hero-badge{background:#ffffff;border:1.5px solid 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