@import url(https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Playfair+Display:ital,wght@0,400..900;1,400..900&family=JetBrains+Mono:wght@400;500;600&display=swap);:root{--clr-bg-deep:linear-gradient(135deg, #FFE4EF 0%, #D4F8F4 50%, #E0E7FF 100%);--clr-bg-primary:#ffffff;--clr-bg-surface:rgba(255, 255, 255, 0.45);--clr-bg-elevated:rgba(255, 255, 255, 0.45);--clr-bg-glass:rgba(255, 255, 255, 0.15);--clr-border-subtle:rgba(255, 255, 255, 1);--clr-border-glass:rgba(255, 255, 255, 0.6);--clr-primary:#7C3AED;--clr-secondary:#06B6D4;--clr-accent:#FF2D55;--clr-teal:var(--clr-secondary);--clr-teal-glow:rgba(6, 182, 212, 0.15);--clr-teal-deep:#0891b2;--clr-amber:var(--clr-accent);--clr-amber-glow:rgba(255, 45, 85, 0.15);--clr-violet:var(--clr-primary);--clr-rose:var(--clr-accent);--clr-text-primary:#0B1324;--clr-text-secondary:#0B1324;--clr-text-muted:#4B5563;--ff-display:'Inter',sans-serif;--ff-body:'Inter',sans-serif;--ff-drama:'Playfair 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50%);pointer-events:none}body::after{content:'';position:fixed;inset:0;z-index:-1;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.02'/%3E%3C/svg%3E");pointer-events:none;opacity:.6}.svg-icon{width:1.2em;height:1.2em;display:inline-flex;align-items:center;justify-content:center;vertical-align:middle;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;transition:transform .2s ease}.cat-icon{display:flex;align-items:center;justify-content:center}.cat-icon .svg-icon{width:34px;height:34px;stroke-width:1.8}.btn .svg-icon{width:1.1em;height:1.1em;margin-right:6px;vertical-align:middle}.badge .svg-icon{width:.95em;height:.95em;margin-right:4px;vertical-align:middle}.fb-icon .svg-icon,.hero-float-badge .svg-icon{width:1.2em;height:1.2em}.container{max-width:1200px;margin:0 auto;padding:0 var(--space-lg)}.container-wide{max-width:1600px;width:95%}.section{padding:80px 0}.section-edu{background:#f8fafc}.education-glass-wrapper{background:rgba(255,255,255,.4);backdrop-filter:blur(14px) saturate(1.2);-webkit-backdrop-filter:blur(14px) saturate(1.2);border-radius:24px;border:1px solid rgba(255,255,255,.6);box-shadow:0 10px 40px rgba(0,0,0,.05);padding:60px;position:relative;z-index:1}@media (max-width:768px){.education-glass-wrapper{padding:30px 15px;border-radius:16px}}.lesson-article{display:flex;flex-direction:column;gap:var(--space-lg)}.lesson-intro-card{padding:28px 30px;border-radius:var(--radius-lg);background:linear-gradient(135deg,rgba(124,58,237,.08),rgba(6,182,212,.08));border:1px solid rgba(255,255,255,.88)}.lesson-kicker{margin-bottom:10px;font-size:var(--fs-xs);font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--clr-primary)}.lesson-lead{font-size:1.1rem;line-height:1.9;color:var(--clr-text-primary)}.lesson-highlight-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-md)}.lesson-highlight-card{padding:24px;border-radius:var(--radius-lg);background:rgba(255,255,255,.5);border:1px solid rgba(255,255,255,.86);box-shadow:0 8px 24px rgba(15,23,42,.04)}.lesson-highlight-label{display:inline-flex;margin-bottom:10px;padding:4px 10px;border-radius:999px;background:rgba(6,182,212,.1);color:var(--clr-secondary);font-size:var(--fs-xs);font-weight:700}.lesson-highlight-card h3{margin-bottom:8px;font-size:1.1rem}.lesson-highlight-card p{color:var(--clr-text-secondary);line-height:1.75}.lesson-mini-box{padding:22px 24px;border-left:4px solid var(--clr-primary);border-radius:0 var(--radius-md) var(--radius-md) 0;background:rgba(255,255,255,.38)}.lesson-mini-title{margin-bottom:6px;font-weight:800;color:var(--clr-text-primary)}.lesson-feedback-card{margin-top:var(--space-xl);padding:28px 30px;border-radius:28px;background:radial-gradient(circle at top right,rgba(255,45,85,.12),transparent 28%),radial-gradient(circle at bottom left,rgba(6,182,212,.12),transparent 32%),rgba(255,255,255,.48);border:1px solid rgba(255,255,255,.9);display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:22px;align-items:center}.lesson-feedback-copy h2{margin:14px 0 10px;font-size:clamp(1.4rem, 2.5vw, 2rem)}.lesson-feedback-copy p{color:var(--clr-text-secondary);line-height:1.8}.lesson-feedback-actions{display:flex;flex-direction:column;gap:14px}.lesson-contact-btn,.lesson-like-btn{display:flex;align-items:center;gap:14px;padding:18px 20px;border-radius:20px;border:1px solid rgba(255,255,255,.88);background:rgba(255,255,255,.72);color:var(--clr-text-primary);text-decoration:none;font-family:var(--ff-body);transition:transform var(--duration-fast) ease,box-shadow var(--duration-fast) ease,border-color var(--duration-fast) ease}.lesson-like-btn{cursor:pointer}.lesson-contact-btn:hover,.lesson-like-btn:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(15,23,42,.08);color:var(--clr-text-primary)}.lesson-contact-icon,.lesson-like-icon{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:14px;background:linear-gradient(135deg,rgba(124,58,237,.12),rgba(6,182,212,.12));flex-shrink:0;font-size:1.1rem}.lesson-like-btn.is-liked{background:linear-gradient(135deg,rgba(124,58,237,.12),rgba(255,45,85,.12));border-color:rgba(124,58,237,.24)}.lesson-contact-btn strong{display:block;margin-bottom:3px}@media (max-width:768px){.lesson-highlight-grid{grid-template-columns:1fr}.lesson-feedback-card{grid-template-columns:1fr;padding:22px 18px}.lesson-highlight-card,.lesson-intro-card,.lesson-mini-box{padding:20px 18px}}.education-page .section{position:relative}.section-ai{background:linear-gradient(135deg,#eef2ff,#e0f2fe)}.section-blog{background:#fff}.text-gradient{background:linear-gradient(135deg,var(--clr-accent),var(--clr-primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.text-gradient-alt{background:linear-gradient(135deg,var(--clr-primary),var(--clr-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--radius-pill);font-size:var(--fs-xs);font-weight:600;letter-spacing:.5px;text-transform:uppercase;border:1px solid var(--clr-border-subtle);background:var(--clr-bg-glass);color:var(--clr-teal);backdrop-filter:blur(10px)}.nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:var(--space-md) 0;transition:background var(--duration-normal) ease,box-shadow var(--duration-normal) ease,padding var(--duration-normal) ease}.nav.scrolled{background:rgba(255,255,255,.92);backdrop-filter:blur(20px) saturate(1.3);box-shadow:0 4px 20px rgba(0,0,0,.04);padding:var(--space-md) 0}.nav-inner{display:flex;align-items:center;justify-content:space-between}.nav-logo{font-family:var(--ff-display);font-size:1.5rem;font-weight:800;color:var(--clr-text-primary);display:flex;align-items:center;gap:8px}.nav-logo .dot{width:10px;height:10px;background:var(--clr-teal);border-radius:50%;display:inline-block;animation:pulse-dot 2s ease-in-out infinite}@keyframes pulse-dot{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.5);opacity:.6}}.nav-links{display:flex;align-items:center;gap:var(--space-lg);list-style:none}.nav-links a{color:var(--clr-text-secondary);font-weight:500;font-size:var(--fs-small);letter-spacing:.3px;position:relative;padding:4px 0;transition:color var(--duration-fast) ease}.nav-links a::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:2px;background:var(--clr-teal);border-radius:2px;transition:width var(--duration-normal) var(--ease-out-expo)}.nav-links a.active,.nav-links a:hover{color:var(--clr-primary);font-weight:700}.nav-links a.active::after,.nav-links a:hover::after{width:100%}.nav-toggle{display:none;flex-direction:column;gap:5px;background:0 0;border:none;cursor:pointer;padding:6px}.nav-toggle span{width:24px;height:2px;background:var(--clr-text-primary);border-radius:2px;transition:all var(--duration-normal) var(--ease-out-expo)}.nav-toggle.open span:first-child{transform:translateY(7px) rotate(45deg)}.nav-toggle.open span:nth-child(2){opacity:0;transform:scaleX(0)}.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;padding-top:80px}.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-xl);align-items:center}.hero-content{position:relative;z-index:2}.hero-eyebrow{margin-bottom:var(--space-md)}.hero-title{font-size:var(--fs-hero);font-weight:800;margin-bottom:var(--space-md);letter-spacing:-1.5px}.hero-subtitle{font-size:clamp(1.1rem, 2vw, 1.35rem);color:var(--clr-text-secondary);max-width:500px;margin-bottom:var(--space-xl);line-height:1.8}.hero-cta-group{display:flex;gap:var(--space-md);flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 30px;border-radius:var(--radius-pill);font-family:var(--ff-body);font-size:var(--fs-small);font-weight:600;letter-spacing:.3px;cursor:pointer;border:none;transition:all var(--duration-normal) var(--ease-out-expo);text-decoration:none}.btn-primary{background:linear-gradient(135deg,var(--clr-primary),var(--clr-accent));color:#fff;box-shadow:0 10px 25px rgba(124,58,237,.4)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(124,58,237,.4);color:#fff}.btn-ghost{background:0 0;color:var(--clr-text-primary);border:1px solid var(--clr-border-glass);backdrop-filter:blur(6px)}.btn-ghost:hover{background:var(--clr-bg-glass);border-color:var(--clr-teal);color:var(--clr-teal);transform:translateY(-2px)}.hero-visual{position:relative;display:flex;justify-content:center;align-items:center}.hero-avatar-wrapper{position:relative;width:340px;height:340px;border-radius:50%;background:linear-gradient(135deg,#fff0f6,#eef2ff)}.hero-avatar{width:100%;height:100%;border-radius:50%;object-fit:cover;border:3px solid var(--clr-border-subtle);position:relative;z-index:2}.hero-avatar-ring{position:absolute;inset:-15px;border-radius:50%;border:1px solid var(--clr-border-subtle);animation:ring-rotate 20s linear infinite}.hero-avatar-ring::before{content:'';position:absolute;top:-4px;left:50%;width:8px;height:8px;background:var(--clr-teal);border-radius:50%;box-shadow:0 0 12px var(--clr-teal)}@keyframes ring-rotate{to{transform:rotate(360deg)}}.hero-avatar-glow{position:absolute;inset:-30px;border-radius:50%;background:radial-gradient(circle,var(--clr-teal-glow),transparent 70%);filter:blur(20px);z-index:0;animation:glow-breathe 4s ease-in-out infinite}@keyframes glow-breathe{0%,100%{opacity:.5;transform:scale(1)}50%{opacity:.8;transform:scale(1.05)}}.hero-float-badge{position:absolute;z-index:3;padding:10px 16px;border-radius:var(--radius-md);background:var(--clr-bg-glass);backdrop-filter:blur(16px);border:1px solid var(--clr-border-glass);font-size:var(--fs-xs);font-weight:600;color:var(--clr-text-primary);box-shadow:var(--shadow-card);animation:float-badge 6s ease-in-out infinite;white-space:nowrap}.hero-float-badge:nth-child(3){top:10%;right:-20px;animation-delay:0s}.hero-float-badge:nth-child(4){bottom:15%;left:-30px;animation-delay:2s}.hero-float-badge:nth-child(5){bottom:5%;right:0;animation-delay:4s}.hero-float-badge .fb-icon{font-size:1.1rem;margin-right:4px}@keyframes float-badge{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}.categories{position:relative}.categories-header{text-align:center;margin-bottom:var(--space-xl)}.categories-header h2{font-size:var(--fs-h2);margin-bottom:var(--space-sm)}.categories-header p{color:var(--clr-text-secondary);max-width:550px;margin:0 auto}.categories-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-lg)}.cat-card{position:relative;padding:var(--space-xl) var(--space-lg);border-radius:var(--radius-lg);background:var(--clr-bg-surface);border:1px solid var(--clr-border-glass);overflow:hidden;transition:all var(--duration-slow) var(--ease-out-expo);cursor:pointer;text-decoration:none;display:flex;flex-direction:column;gap:var(--space-md)}.cat-card::before{content:'';position:absolute;inset:0;opacity:0;transition:opacity var(--duration-slow) ease;z-index:0}.cat-card:first-child::before{background:linear-gradient(160deg,rgba(0,212,170,.08),transparent 60%)}.cat-card:nth-child(2)::before{background:linear-gradient(160deg,rgba(139,92,246,.08),transparent 60%)}.cat-card:nth-child(3)::before{background:linear-gradient(160deg,rgba(255,140,66,.08),transparent 60%)}.cat-card:hover{transform:translateY(-6px);border-color:var(--clr-border-subtle);box-shadow:0 20px 40px rgba(0,0,0,.08)}.cat-card:hover::before{opacity:1}.cat-card::after{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#7c3aed,#06b6d4);z-index:10}.cat-card>*{position:relative;z-index:1}.cat-icon{width:56px;height:56px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:1.6rem}.cat-card:first-child .cat-icon{background:rgba(0,212,170,.12)}.cat-card:nth-child(2) .cat-icon{background:rgba(139,92,246,.12)}.cat-card:nth-child(3) .cat-icon{background:rgba(255,140,66,.12)}.cat-card h3{font-size:var(--fs-h3)}.cat-card p{color:var(--clr-text-secondary);font-size:var(--fs-small);line-height:1.7;flex-grow:1}.cat-tag-list{display:flex;flex-wrap:wrap;gap:6px}.cat-tag{padding:4px 10px;border-radius:var(--radius-pill);font-size:var(--fs-xs);font-weight:500;background:var(--clr-bg-elevated);color:var(--clr-text-secondary);border:1px solid var(--clr-border-glass)}.cat-arrow{display:inline-flex;align-items:center;gap:6px;font-size:var(--fs-small);font-weight:600;margin-top:var(--space-sm);transition:gap var(--duration-normal) var(--ease-out-expo)}.cat-card:first-child .cat-arrow{color:var(--clr-teal)}.cat-card:nth-child(2) .cat-arrow{color:var(--clr-violet)}.cat-card:nth-child(3) .cat-arrow{color:var(--clr-amber)}.cat-card:hover .cat-arrow{gap:12px}.stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-md);padding:var(--space-xl) 0}.stat-item{text-align:center;padding:var(--space-lg);border-radius:var(--radius-md);background:var(--clr-bg-surface);border:1px solid var(--clr-border-glass);transition:transform var(--duration-normal) var(--ease-out-expo)}.stat-item:hover{transform:translateY(-4px)}.stat-number{font-family:var(--ff-display);font-size:var(--fs-h2);font-weight:800;display:block;margin-bottom:4px}.stat-item:first-child .stat-number{color:var(--clr-teal)}.stat-item:nth-child(2) .stat-number{color:var(--clr-amber)}.stat-item:nth-child(3) .stat-number{color:var(--clr-violet)}.stat-item:nth-child(4) .stat-number{color:var(--clr-rose)}.stat-label{color:var(--clr-text-muted);font-size:var(--fs-small)}.footer{padding:var(--space-xl) 0 var(--space-lg);border-top:1px solid var(--clr-border-glass);margin-top:var(--space-xl)}.footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--space-md)}.footer-copy{color:var(--clr-text-muted);font-size:var(--fs-small)}.footer-links{display:flex;gap:var(--space-lg);list-style:none}.footer-links a{color:var(--clr-text-muted);font-size:var(--fs-small);transition:color var(--duration-fast) ease}.footer-links a:hover{color:var(--clr-teal)}.page-header{padding:calc(80px + var(--space-2xl)) 0 var(--space-xl);position:relative;text-align:center}.page-header h1{font-size:var(--fs-h1);margin-bottom:var(--space-sm)}.page-header p{color:var(--clr-text-secondary);max-width:600px;margin:0 auto;font-size:1.1rem}.tab-bar{display:flex;justify-content:center;gap:4px;margin-bottom:var(--space-xl);padding:4px;background:var(--clr-bg-surface);border-radius:var(--radius-pill);width:fit-content;margin-left:auto;margin-right:auto;border:1px solid var(--clr-border-glass)}.tab-btn{padding:10px 24px;border-radius:var(--radius-pill);border:none;background:0 0;color:var(--clr-text-secondary);font-family:var(--ff-body);font-size:var(--fs-small);font-weight:600;cursor:pointer;transition:all var(--duration-normal) var(--ease-out-expo)}.tab-btn.active{background:var(--clr-teal);color:var(--clr-bg-deep)}.tab-btn:hover:not(.active){color:var(--clr-text-primary);background:var(--clr-bg-elevated)}.tab-panel{display:none}.tab-panel.active{display:block;animation:fadeUp .5s var(--ease-out-expo)}.content-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--space-lg)}.content-card{border-radius:var(--radius-lg);background:var(--clr-bg-surface);border:1px solid var(--clr-border-glass);overflow:hidden;transition:all var(--duration-slow) var(--ease-out-expo)}.content-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-card);border-color:var(--clr-border-subtle)}.content-card-img{width:100%;height:180px;object-fit:cover}.content-card-body{padding:var(--space-lg)}.content-card-body h3{font-size:1.15rem;margin-bottom:var(--space-xs)}.content-card-body 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h3{margin-bottom:var(--space-xs)}.feature-item p{color:var(--clr-text-secondary);font-size:var(--fs-small);line-height:1.7}.blog-list{display:flex;flex-direction:column;gap:var(--space-lg)}.blog-entry{display:grid;grid-template-columns:200px 1fr;gap:var(--space-lg);padding:var(--space-lg);border-radius:var(--radius-lg);background:var(--clr-bg-surface);border:1px solid var(--clr-border-glass);transition:all var(--duration-slow) var(--ease-out-expo);text-decoration:none;color:inherit}.blog-entry:hover{transform:translateX(6px);border-color:var(--clr-border-subtle);box-shadow:var(--shadow-card);color:inherit}.blog-entry img{width:100%;height:140px;object-fit:cover;border-radius:var(--radius-sm)}.blog-entry-body h3{font-size:1.2rem;margin-bottom:var(--space-xs)}.blog-entry-body 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