:root{--primary-blue: #eab308;--secondary-green: #eab308;--dark-bg: #080b11;--gradient-main: linear-gradient(135deg, #080b11 0%, #10141f 60%, #0d0f14 100%);--text-dark: #1e293b;--text-light-muted: #94a3b8;--text-white: #f8fafc;--border-color: rgba(255, 255, 255, .05);--font-family-body: "Inter", sans-serif;--font-family-title: "Outfit", sans-serif;--transition-speed: .3s;--transition-timing: cubic-bezier(.4, 0, .2, 1);--border-radius-pill: 30px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family-body);color:var(--text-dark);background-color:#fff;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}h1,h2,h3,h4{font-family:var(--font-family-title);font-weight:700}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1.5rem}header{background:transparent;position:absolute;top:0;left:0;right:0;z-index:100;padding:1.25rem 0 0;pointer-events:none}.nav-wrapper{pointer-events:auto;display:flex;justify-content:space-between;align-items:center;height:64px;background:#080b11f2;backdrop-filter:blur(30px);-webkit-backdrop-filter:blur(30px);border:2px solid #eab308;border-radius:var(--border-radius-pill);padding:0 1.25rem 0 1.75rem;box-shadow:0 8px 32px #eab30840,inset 0 1px #ffffff0d}.logo{display:flex;align-items:center;gap:8px;font-family:var(--font-family-title);font-size:1.35rem;font-weight:700;letter-spacing:-.02em;color:var(--text-white);cursor:pointer;-webkit-user-select:none;user-select:none;text-shadow:0 0 12px rgba(255,255,255,.05)}.logo span{color:var(--secondary-green);font-weight:800;margin-left:2px}.nav-links{display:flex;align-items:center;gap:.5rem;background:#0000002e;padding:4px;border-radius:20px;border:1px solid rgba(255,255,255,.04)}@media (max-width: 900px){.nav-links{display:none}}.nav-link{text-decoration:none;color:#ffffffb3;font-weight:500;font-size:.85rem;padding:.4rem 1rem;border-radius:16px;transition:all var(--transition-speed) var(--transition-timing)}.nav-link:hover,.nav-link.active{color:var(--text-white);background:#ffffff14}.auth-nav-buttons{display:flex;align-items:center;gap:.5rem}.btn{font-family:var(--font-family-body);font-weight:600;font-size:.85rem;padding:.55rem 1.25rem;border-radius:var(--border-radius-pill);border:1px solid transparent;cursor:pointer;transition:all var(--transition-speed) var(--transition-timing);display:inline-flex;align-items:center;justify-content:center;gap:6px}.btn-primary{background-color:var(--primary-blue);color:#080b11;box-shadow:0 4px 14px #eab30840}.btn-primary:hover{background-color:#ca8a04;transform:translateY(-1.5px);box-shadow:0 6px 16px #eab30866}.btn-accent{background:linear-gradient(135deg,var(--secondary-green) 0%,#ca8a04 100%);color:#080b11;box-shadow:0 4px 12px #eab30840}.btn-accent:hover{background-color:#ca8a04;transform:translateY(-2px);box-shadow:0 6px 20px #eab30873}.btn-outline{border-color:#ffffff26;background-color:transparent;color:var(--text-white)}.btn-outline:hover{background-color:#ffffff0d;border-color:var(--primary-blue);transform:translateY(-2px)}.hero{padding:10rem 0 7rem;background:var(--gradient-main);position:relative;overflow:hidden;color:var(--text-white)}.hero:before{content:"";position:absolute;top:50%;left:20%;width:900px;height:900px;transform:translate(-50%,-50%);background:radial-gradient(circle,transparent 35%,rgba(255,255,255,.03) 36%,transparent 40%,rgba(255,255,255,.02) 41%,transparent 70%);border-radius:50%;pointer-events:none}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:4rem;align-items:center;position:relative;z-index:10}@media (max-width: 992px){.hero-grid{grid-template-columns:1fr;text-align:center;gap:3rem}}.hero-content h1{font-size:3.5rem;line-height:1.15;font-weight:800;margin-bottom:1.5rem}.hero-content h1 span.highlight-green{color:var(--secondary-green)}.hero-content h1 span.highlight-yellow{color:#ffdf00}@media (max-width: 600px){.hero-content h1{font-size:2.5rem}}.hero-content p{font-size:1.2rem;color:var(--text-light-muted);margin-bottom:2.5rem;max-width:580px}@media (max-width: 992px){.hero-content p{margin-left:auto;margin-right:auto}}.hero-cta{display:flex;gap:1.25rem}@media (max-width: 992px){.hero-cta{justify-content:center}}.hero-image-container{display:flex;justify-content:center;align-items:center;position:relative}.portrait-wrapper{position:relative;width:100%;max-width:440px;aspect-ratio:.85}.portrait-bg-tint{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:30px;background:url(https://images.unsplash.com/photo-1522202176988-66273c2fd55f?auto=format&fit=crop&w=600&q=80) center/cover no-repeat;filter:grayscale(100%) contrast(120%);opacity:.25}.portrait-bg-overlay{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:30px;background:linear-gradient(135deg,#00a86bd9,#072a7566);mix-blend-mode:multiply}.portrait-img{position:absolute;bottom:0;left:50%;transform:translate(-50%);width:105%;height:110%;object-fit:contain;z-index:5;filter:drop-shadow(0 20px 30px rgba(0,0,0,.3))}.features{padding:8rem 0;background:#fff;color:var(--text-dark);position:relative}.features-header h2{font-size:2.75rem;color:var(--text-dark);margin-bottom:.85rem;font-family:var(--font-family-title);font-weight:800;letter-spacing:-.02em}.features-header p{color:#64748b;font-size:1.15rem;max-width:650px;margin:0 auto}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2.5rem}.feature-card{background:#080b11;border:1px solid rgba(255,255,255,.08);border-radius:20px;padding:2.25rem 2rem;transition:all .4s cubic-bezier(.16,1,.3,1);box-shadow:0 15px 35px #00000026;display:flex;flex-direction:column;height:100%;position:relative;overflow:hidden;color:#f8fafc}.feature-card:hover{transform:translateY(-8px);box-shadow:0 20px 40px #eab30814,0 1px 3px #00000005}.feature-card.card-blue{border-top:4px solid #38bdf8}.feature-card.card-gold{border-top:4px solid #ca8a04}.feature-card.card-green{border-top:4px solid var(--secondary-green)}.feature-card.card-orange{border-top:4px solid #f97316}.feature-icon{width:56px;height:56px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:1.5rem;font-size:1.5rem;transition:transform .3s ease}.feature-card:hover .feature-icon{transform:scale(1.1) rotate(5deg)}.feature-card h3{font-size:1.35rem;margin-bottom:1rem;color:#f8fafc}.feature-card p{color:#cbd5e1;font-size:.95rem;line-height:1.6}.auth-container{display:flex;justify-content:center;align-items:center;min-height:calc(100vh - 76px);background:var(--gradient-main);padding:8rem 1.5rem 3rem;position:relative}.auth-container:before{content:"";position:absolute;top:10%;right:10%;width:500px;height:500px;background:radial-gradient(circle,rgba(0,208,132,.05) 0%,transparent 70%);pointer-events:none}.auth-card{background:#ffffff14;border:1px solid rgba(255,255,255,.15);border-radius:24px;width:100%;max-width:440px;padding:3rem 2.5rem;box-shadow:0 20px 50px #0000004d;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);color:var(--text-white)}.auth-header h2{font-size:2rem;color:var(--text-white);font-weight:800}.auth-header p{color:var(--text-light-muted);font-size:.95rem;margin-top:.5rem}.form-group label{color:var(--text-light-muted);font-weight:600;font-size:.9rem}.form-control{background:#ffffff0f;border:1px solid rgba(255,255,255,.12);color:var(--text-white);border-radius:12px;padding:.9rem 1.2rem;transition:all var(--transition-speed)}.form-control::placeholder{color:#fff6}.form-control:focus{background:#ffffff1a;border-color:var(--secondary-green);box-shadow:0 0 0 3px #00d08433}.auth-submit-btn{background-color:var(--secondary-green);color:var(--text-white);font-weight:700;border-radius:12px;padding:.9rem;font-size:1rem;box-shadow:0 4px 14px #00d08459;margin-top:1.5rem}.auth-submit-btn:hover{background-color:#00b975;transform:translateY(-2px);box-shadow:0 6px 20px #00d08480}.auth-switch{color:var(--text-light-muted)}.auth-switch span{color:var(--secondary-green);font-weight:700}footer{border-top:1px solid rgba(255,255,255,.05);padding:4rem 0;background-color:#080b11;color:var(--text-light-muted)}.footer-wrapper{display:flex;justify-content:space-between;align-items:center}.m1-m2-section{padding:8rem 0 7rem;background:#fff;color:var(--text-dark);position:relative}.m1-m2-section h2{font-size:2.75rem;margin-bottom:.85rem;font-weight:800;text-align:center;font-family:var(--font-family-title);letter-spacing:-.02em}.section-subtitle{color:#64748b;font-size:1.1rem;margin-bottom:2.5rem;max-width:600px;margin-left:auto;margin-right:auto}.toggle-container{display:inline-flex;background:#0000000d;padding:6px;border-radius:30px;margin-bottom:3rem;border:1px solid rgba(0,0,0,.08)}.btn-tab-inactive{background:transparent;color:#64748b;border:none}.btn-tab-inactive:hover{color:var(--text-dark);background:#0000000a}.curriculum-card{max-width:800px;margin:0 auto;text-align:left;padding:3rem;background:#080b11;border:1px solid rgba(255,255,255,.08);border-radius:24px;box-shadow:0 20px 40px #00000026;color:#f8fafc;transition:all .3s ease}.curriculum-card.blue-theme{border-top:4px solid #38bdf8}.curriculum-card.green-theme{border-top:4px solid var(--secondary-green)}.curriculum-content{animation:fadeIn .4s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.curriculum-title{font-size:1.65rem;margin-bottom:1.25rem;display:flex;align-items:center;gap:10px}.curriculum-title.blue-theme{color:#38bdf8}.curriculum-title.green-theme{color:var(--secondary-green)}.curriculum-desc{color:#cbd5e1;margin-bottom:2rem;font-size:1.05rem;line-height:1.6}.curriculum-list{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.25rem}.curriculum-list li{display:flex;align-items:center;gap:10px;color:#cbd5e1;font-weight:500;font-size:.95rem}.bullet-blue{color:#38bdf8}.bullet-green{color:var(--secondary-green)}@media (max-width: 600px){.curriculum-card{padding:2rem 1.5rem}.curriculum-list{grid-template-columns:1fr}}.icon-numeros{background:#38bdf81f;color:#38bdf8}.icon-algebra{background:#ef44441f;color:#ef4444}.icon-geometria{background:#10b9811f;color:#10b981}.icon-probabilidad{background:#f59e0b1f;color:#f59e0b}.carousel-section{margin-top:8rem;padding:0;background:transparent;border:none;text-align:center;box-shadow:none}.carousel-section-title{font-size:2.25rem;font-family:var(--font-family-title);font-weight:800;margin-bottom:3.5rem;color:var(--text-dark)}.carousel-wrapper{position:relative;max-width:950px;margin:0 auto}.carousel-container{position:relative;height:320px}.carousel-slide{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;gap:3rem;align-items:center;text-align:left;opacity:0;visibility:hidden;transition:opacity .6s ease-in-out,visibility .6s ease-in-out;background:#080b11;border:1px solid rgba(255,255,255,.08);border-radius:24px;padding:2.75rem 3rem;box-shadow:0 20px 45px #00000040;color:#f8fafc}.carousel-slide.active{opacity:1;visibility:visible}.slide-image-wrapper{width:42%;height:100%;border-radius:18px;overflow:hidden;box-shadow:0 8px 24px #0000004d;border:1px solid rgba(255,255,255,.05)}.slide-image-wrapper img{width:100%;height:100%;object-fit:cover}.slide-content{width:58%}.slide-content h4{font-size:1.65rem;color:#f8fafc;margin-bottom:.85rem;font-family:var(--font-family-title);font-weight:800;background:linear-gradient(135deg,#fff,#cbd5e1);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.slide-content p{color:#cbd5e1;font-size:1.05rem;line-height:1.7}.carousel-dots{display:flex;justify-content:center;align-items:center;gap:10px;margin-top:2rem}.dot{width:10px;height:10px;border-radius:50%;background:#00000026;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1)}.dot.active{width:26px;height:10px;border-radius:5px;background:#0ea5e9}@media (max-width: 768px){.carousel-container{height:auto}.carousel-slide{position:relative;flex-direction:column;gap:1.5rem;display:none;opacity:1;visibility:visible}.carousel-slide.active{display:flex}.slide-image-wrapper,.slide-content{width:100%}.slide-image-wrapper{height:180px}}.math-grid-pattern{background-image:radial-gradient(rgba(234,179,8,.08) 1.5px,transparent 1.5px);background-size:32px 32px}.shape-divider{position:absolute;bottom:0;left:0;width:100%;overflow:hidden;line-height:0;transform:rotate(180deg);z-index:15}.shape-divider svg{position:relative;display:block;width:calc(130% + 1.3px);height:80px;animation:waveSway1 12s ease-in-out infinite alternate;transform-origin:bottom center}.shape-divider .shape-fill{fill:#fff}.shape-divider-white{position:absolute;bottom:0;left:0;width:100%;overflow:hidden;line-height:0;transform:rotate(180deg);z-index:15}.shape-divider-white svg{position:relative;display:block;width:calc(130% + 1.3px);height:70px;animation:waveSway2 16s ease-in-out infinite alternate;transform-origin:bottom center}.shape-divider-white .shape-fill{fill:#080b11}.text-gradient-gold{background:linear-gradient(135deg,#facc15,#f59e0b 60%,#ca8a04);-webkit-background-clip:text;-webkit-text-fill-color:transparent;display:inline-block}.text-gradient-blue{background:linear-gradient(135deg,#38bdf8,#0ea5e9 60%,#0284c7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;display:inline-block}.header-accent-line{width:70px;height:4px;background:linear-gradient(90deg,#eab308 0%,transparent 100%);margin:1rem auto 0;border-radius:2px}.header-accent-line-left{width:60px;height:4px;background:linear-gradient(90deg,#eab308 0%,transparent 100%);margin:.75rem 0 0;border-radius:2px}.premium-card-badge{display:inline-flex;align-items:center;gap:5px;padding:4px 12px;border-radius:12px;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;border:1px solid rgba(255,255,255,.1)}.premium-card-badge.gold{background:#eab3081f;color:#facc15;border-color:#eab30840}.premium-card-badge.blue{background:#38bdf81f;color:#38bdf8;border-color:#38bdf840}.premium-card-badge.green{background:#10b9811f;color:#10b981;border-color:#10b98140}.dashboard-grid-layout{display:grid;grid-template-columns:280px 1fr;gap:2.5rem;align-items:start}@media (max-width: 900px){.dashboard-grid-layout{grid-template-columns:1fr;gap:2rem}}.dashboard-sidebar-card{background:#fff;border:1px solid rgba(0,0,0,.06);border-radius:24px;padding:2rem 1.5rem;box-shadow:0 10px 30px #00000005}.dashboard-user-avatar{width:76px;height:76px;border-radius:50%;background:linear-gradient(135deg,#eab308,#ca8a04);color:#080b11;font-size:1.85rem;font-family:var(--font-family-title);font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;box-shadow:0 6px 20px #eab3084d;border:3px solid #ffffff}.dashboard-stat-pill{background:#f8fafc;border:1px solid rgba(0,0,0,.04);padding:.85rem 1.25rem;border-radius:16px;display:flex;align-items:center;gap:12px;margin-top:1rem}.alternative-btn-premium,.curriculum-card button:not(.btn){padding:1.1rem 1.5rem;border-radius:16px!important;border:2px solid rgba(0,0,0,.06)!important;background:#fff;color:var(--text-dark);text-align:left;font-weight:600;cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1)!important;display:flex;align-items:center;justify-content:space-between;width:100%;font-size:1rem;box-shadow:0 2px 4px #00000003}.alternative-btn-premium:hover:not(:disabled),.curriculum-card button:not(.btn):hover:not(:disabled){border-color:#ca8a04!important;background:#eab30808!important;transform:translate(6px)!important;box-shadow:0 6px 16px #eab3081a!important}.methodology-section{padding:8rem 0 6rem;background:#f8fafc;position:relative;color:var(--text-dark)}.shape-divider-methodology{position:absolute;top:0;left:0;width:100%;overflow:hidden;line-height:0;z-index:15}.shape-divider-methodology svg{position:relative;display:block;width:calc(130% + 1.3px);height:80px;animation:waveSway3 20s ease-in-out infinite alternate;transform-origin:top center}.shape-divider-methodology .shape-fill{fill:#080b11}@keyframes waveSway1{0%{transform:translate(0) scaleY(1)}to{transform:translate(-12%) scaleY(1.05)}}@keyframes waveSway2{0%{transform:translate(0) scaleY(1)}to{transform:translate(-15%) scaleY(1.08)}}@keyframes waveSway3{0%{transform:translate(0) scaleY(1)}to{transform:translate(-10%) scaleY(1.04)}}