/* ============================================
   ECHELON — Premium Design System
   Dark warm theme: #1A1A2E / #6C63FF / #F5A623
   Inter typography, vanilla CSS
   ============================================ */

:root {
    --bg: #1A1A2E;
    --bg-deep: #12121F;
    --bg-card: #1F1F36;
    --bg-card-hover: #26263F;
    --purple: #6C63FF;
    --purple-light: #8B83FF;
    --purple-dim: rgba(108,99,255,0.12);
    --purple-glow: rgba(108,99,255,0.35);
    --gold: #F5A623;
    --gold-dim: rgba(245,166,35,0.12);
    --gold-glow: rgba(245,166,35,0.3);
    --text: #EAEDF5;
    --text-secondary: #8B92A8;
    --text-muted: #4A5068;
    --border: rgba(255,255,255,0.06);
    --border-hover: rgba(255,255,255,0.12);
    --radius: 12px;
    --radius-lg: 20px;
    --ease: cubic-bezier(0.4,0,0.2,1);
    --font: 'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
}

/* Reset */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;border:none;outline:none;background:none;color:inherit}

.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ─── Particle Canvas ─── */
#particleCanvas{position:fixed;top:0;left:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:0.5}

/* ─── Custom Cursor (desktop only) ─── */
.cursor-dot{position:fixed;width:6px;height:6px;background:var(--purple);border-radius:50%;pointer-events:none;z-index:9999;transition:transform 0.1s;mix-blend-mode:screen}
.cursor-ring{position:fixed;width:36px;height:36px;border:1.5px solid var(--purple);border-radius:50%;pointer-events:none;z-index:9998;transition:width 0.3s var(--ease),height 0.3s var(--ease),border-color 0.3s;opacity:0.5}
.cursor-ring.hover{width:56px;height:56px;border-color:var(--gold);opacity:0.8}
@media(hover:none){.cursor-dot,.cursor-ring{display:none}}

/* ─── Navigation ─── */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:16px 0;transition:all 0.3s var(--ease);backdrop-filter:blur(20px);background:rgba(26,26,46,0.75);border-bottom:1px solid transparent}
.nav.scrolled{border-bottom-color:var(--border);padding:10px 0;background:rgba(26,26,46,0.92)}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.3rem}
.logo-icon{width:34px;height:34px;border-radius:8px;background:linear-gradient(135deg,var(--purple),#4F46E5);display:flex;align-items:center;justify-content:center;font-weight:900;font-size:1.1rem;color:#fff;flex-shrink:0}
.logo-icon-sm{width:28px;height:28px;font-size:0.9rem;border-radius:6px}
.logo-text{background:linear-gradient(135deg,var(--purple-light),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-links{display:flex;gap:32px}
.nav-link{font-size:0.9rem;color:var(--text-secondary);transition:color 0.3s;font-weight:500;position:relative}
.nav-link::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--purple);transition:width 0.3s var(--ease)}
.nav-link:hover{color:var(--purple-light)}
.nav-link:hover::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:16px}
.mobile-menu-btn{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px}
.mobile-menu-btn span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:all 0.3s var(--ease)}

/* ─── Buttons ─── */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;border-radius:10px;cursor:pointer;transition:all 0.3s var(--ease);white-space:nowrap;position:relative;overflow:hidden}
.btn::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,0.1),transparent);opacity:0;transition:opacity 0.3s}
.btn:hover::before{opacity:1}
.btn-sm{padding:8px 18px;font-size:0.85rem}
.btn-lg{padding:14px 28px;font-size:1rem}
.btn-primary{background:linear-gradient(135deg,var(--purple),#4F46E5);color:#fff;font-weight:700}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px var(--purple-glow)}
.btn-ghost{color:var(--text-secondary);border:1px solid var(--border-hover);padding:13px 27px}
.btn-ghost:hover{color:var(--text);border-color:var(--purple);background:var(--purple-dim)}
.btn-outline{border:1px solid var(--border-hover);color:var(--text);padding:13px 27px}
.btn-outline:hover{border-color:var(--purple);background:var(--purple-dim)}
.btn-gold{background:linear-gradient(135deg,var(--gold),#E09112);color:#1A1A2E;font-weight:700}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 8px 30px var(--gold-glow)}
.btn-block{width:100%;justify-content:center}

/* ─── Hero ─── */
.hero{position:relative;z-index:1;min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:120px 24px 80px}
.hero-glow{position:absolute;top:20%;left:50%;transform:translate(-50%,-50%);width:600px;height:600px;background:radial-gradient(circle,var(--purple-glow) 0%,transparent 70%);pointer-events:none;opacity:0.4;animation:heroGlow 8s ease-in-out infinite}
@keyframes heroGlow{0%,100%{opacity:0.3;transform:translate(-50%,-50%) scale(1)}50%{opacity:0.5;transform:translate(-50%,-50%) scale(1.15)}}
.hero-content{max-width:800px;position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;border-radius:50px;background:var(--purple-dim);border:1px solid rgba(108,99,255,0.2);font-size:0.85rem;font-weight:500;color:var(--purple-light);margin-bottom:28px;animation:fadeInUp 0.8s var(--ease) 0.2s both}
.badge-pulse{width:8px;height:8px;border-radius:50%;background:var(--purple);animation:pulse 2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.5;transform:scale(0.8)}}
.hero-title{font-size:clamp(2.5rem,6vw,4.8rem);font-weight:900;line-height:1.08;margin-bottom:24px;letter-spacing:-0.03em}
.title-line{display:block;animation:fadeInUp 0.8s var(--ease) both}
.title-line:nth-child(1){animation-delay:0.3s}
.title-line:nth-child(2){animation-delay:0.5s}
.title-gradient{background:linear-gradient(135deg,var(--purple-light) 0%,var(--gold) 50%,var(--purple) 100%);background-size:200% auto;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:fadeInUp 0.8s var(--ease) 0.5s both,gradientShift 6s ease infinite}
@keyframes gradientShift{0%,100%{background-position:0% center}50%{background-position:200% center}}
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
.hero-sub{font-size:1.15rem;color:var(--text-secondary);max-width:600px;margin:0 auto 36px;line-height:1.7;animation:fadeInUp 0.8s var(--ease) 0.7s both}
.hero-cta{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:56px;animation:fadeInUp 0.8s var(--ease) 0.9s both}
.hero-stats{display:flex;justify-content:center;align-items:center;gap:32px;animation:fadeInUp 0.8s var(--ease) 1.1s both}
.hero-stat{text-align:center}
.stat-number{display:block;font-size:1.8rem;font-weight:800;color:var(--purple-light)}
.stat-label{font-size:0.8rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.08em}
.stat-divider{width:1px;height:40px;background:var(--border)}

.hero-float-agents{position:absolute;top:50%;left:50%;width:700px;height:700px;transform:translate(-50%,-50%);pointer-events:none;z-index:1;opacity:0.12}
.float-avatar{position:absolute;width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center}

/* ─── Office Section ─── */
.office-section{position:relative;z-index:1;height:500vh}
.office-sticky{position:sticky;top:0;height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden}
.office-container{position:relative;width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.office-svg{width:100%;height:auto;border-radius:var(--radius-lg);border:1px solid var(--border);background:#0E0C1E;transition:opacity 0.5s}
.office-window{transition:fill 1s ease}
.office-window.lit{fill:rgba(108,99,255,0.05);stroke:rgba(108,99,255,0.15)}
.desk-group{transition:opacity 0.5s}
.desk-group .monitor{transition:fill 0.5s}
.desk-group.active .monitor{fill:rgba(108,99,255,0.2)}
.office-agent{transition:transform 0.8s var(--ease),opacity 0.5s}
.cortex-orb circle{animation:orbPulse 3s ease-in-out infinite}
@keyframes orbPulse{0%,100%{opacity:1}50%{opacity:0.6}}

.scene-text{position:absolute;bottom:40px;left:50%;transform:translateX(-50%);text-align:center;z-index:10;pointer-events:none}
.scene-label{font-size:0.75rem;text-transform:uppercase;letter-spacing:0.15em;color:var(--purple);margin-bottom:8px;opacity:0;transition:opacity 0.5s}
.scene-label.visible{opacity:1}
.scene-title{font-size:clamp(1.5rem,3vw,2.2rem);font-weight:700;margin-bottom:8px;opacity:0;transform:translateY(20px);transition:all 0.6s var(--ease)}
.scene-title.visible{opacity:1;transform:translateY(0)}
.scene-desc{font-size:1rem;color:var(--text-secondary);max-width:500px;margin:0 auto;opacity:0;transition:opacity 0.5s 0.2s}
.scene-desc.visible{opacity:1}

.scene-progress{position:absolute;right:40px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:12px;z-index:10}
.scene-dot{width:10px;height:10px;border-radius:50%;background:var(--text-muted);transition:all 0.3s var(--ease);cursor:pointer}
.scene-dot.active{background:var(--purple);box-shadow:0 0 10px var(--purple-glow)}

/* ─── Section Headers ─── */
.section-header{text-align:center;margin-bottom:64px}
.section-tag{display:inline-block;font-size:0.8rem;text-transform:uppercase;letter-spacing:0.15em;color:var(--purple);font-weight:600;margin-bottom:12px}
.tag-gold{color:var(--gold)}
.section-title{font-size:clamp(2rem,4vw,3rem);font-weight:900;margin-bottom:16px;letter-spacing:-0.02em}
.section-sub{font-size:1.05rem;color:var(--text-secondary);max-width:600px;margin:0 auto}
.text-gradient{background:linear-gradient(135deg,var(--purple-light),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* ─── Team Grid ─── */
.team-section{position:relative;z-index:1;padding:120px 0}
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}

.agent-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;text-align:center;transition:all 0.4s var(--ease);position:relative;overflow:hidden;cursor:pointer}
.agent-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--agent-color);opacity:0;transition:opacity 0.3s}
.agent-card:hover{transform:translateY(-6px) scale(1.02);border-color:var(--agent-color);background:var(--bg-card-hover);box-shadow:0 16px 50px rgba(0,0,0,0.4)}
.agent-card:hover::before{opacity:1}

.agent-avatar{width:72px;height:72px;margin:0 auto 14px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;font-weight:900;color:var(--bg);position:relative;transition:transform 0.3s var(--ease)}
.agent-avatar::after{content:'';position:absolute;inset:-6px;border-radius:50%;border:2px solid var(--agent-color);opacity:0;transition:all 0.3s var(--ease)}
.agent-card:hover .agent-avatar{transform:scale(1.1)}
.agent-card:hover .agent-avatar::after{opacity:0.4;inset:-10px}
.agent-name{font-size:1.1rem;font-weight:700;margin-bottom:2px}
.agent-role{font-size:0.82rem;color:var(--agent-color);margin-bottom:12px;font-weight:500}

/* Expandable abilities */
.agent-abilities{max-height:0;overflow:hidden;transition:max-height 0.5s var(--ease)}
.agent-card.expanded .agent-abilities{max-height:200px}
.agent-tasks{font-size:0.78rem;color:var(--text-muted);line-height:1.8;padding-top:12px;border-top:1px solid var(--border)}
.agent-tasks li{display:flex;align-items:center;gap:6px}
.agent-tasks li::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--agent-color);flex-shrink:0}
.agent-expand-hint{font-size:0.7rem;color:var(--text-muted);margin-top:8px;transition:opacity 0.3s}
.agent-card.expanded .agent-expand-hint{opacity:0}

/* ─── Cortex Section ─── */
.cortex-section{position:relative;z-index:1;padding:120px 0;background:var(--bg-deep)}
.cortex-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.cortex-desc{font-size:1.1rem;color:var(--text-secondary);line-height:1.8;margin-bottom:40px}
.cortex-features{display:flex;flex-direction:column;gap:24px}
.cortex-feature{display:flex;gap:16px;align-items:flex-start}
.cf-icon{width:44px;height:44px;border-radius:10px;background:var(--purple-dim);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.cf-icon-gold{background:var(--gold-dim)}
.cortex-feature h4{font-weight:600;margin-bottom:4px}
.cortex-feature p{font-size:0.9rem;color:var(--text-secondary)}

.cortex-visual{display:flex;align-items:center;justify-content:center}
.neural-network{position:relative;width:500px;height:500px}
#neuralCanvas{width:100%;height:100%}

/* ─── The Echelon Box — 3D CSS ─── */
.box-section{position:relative;z-index:1;padding:120px 0;overflow:hidden}
.box-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.box-visual{display:flex;align-items:center;justify-content:center;perspective:1200px}
.box-scene{position:relative;width:320px;height:320px;display:flex;align-items:center;justify-content:center}

.box-3d{width:200px;height:200px;position:relative;transform-style:preserve-3d;animation:boxFloat 6s ease-in-out infinite,boxRotate 20s linear infinite}
@keyframes boxFloat{0%,100%{transform:translateY(0) rotateX(-15deg) rotateY(30deg)}50%{transform:translateY(-20px) rotateX(-15deg) rotateY(30deg)}}
@keyframes boxRotate{0%{transform:translateY(0) rotateX(-15deg) rotateY(0deg)}50%{transform:translateY(-20px) rotateX(-15deg) rotateY(180deg)}100%{transform:translateY(0) rotateX(-15deg) rotateY(360deg)}}
.box-face{position:absolute;width:200px;height:200px;border:1px solid rgba(108,99,255,0.3);display:flex;flex-direction:column;align-items:center;justify-content:center;backface-visibility:visible}
.box-front{transform:translateZ(100px);background:linear-gradient(180deg,rgba(108,99,255,0.15) 0%,rgba(26,26,46,0.95) 100%)}
.box-back{transform:translateZ(-100px) rotateY(180deg);background:linear-gradient(180deg,rgba(108,99,255,0.08) 0%,rgba(26,26,46,0.95) 100%)}
.box-right{transform:rotateY(90deg) translateZ(100px);background:linear-gradient(180deg,rgba(108,99,255,0.1) 0%,rgba(26,26,46,0.95) 100%)}
.box-left{transform:rotateY(-90deg) translateZ(100px);background:linear-gradient(180deg,rgba(108,99,255,0.1) 0%,rgba(26,26,46,0.95) 100%)}
.box-top{transform:rotateX(90deg) translateZ(100px);background:linear-gradient(180deg,rgba(108,99,255,0.2) 0%,rgba(26,26,46,0.9) 100%)}
.box-bottom{transform:rotateX(-90deg) translateZ(100px);background:rgba(26,26,46,0.95)}

.box-logo{font-size:3rem;font-weight:900;color:var(--purple-light);text-shadow:0 0 30px var(--purple-glow),0 0 60px rgba(108,99,255,0.2)}
.box-label{font-size:0.7rem;letter-spacing:0.3em;color:var(--text-muted);margin-top:8px;text-transform:uppercase}

/* Purple LED on top */
.box-led{width:12px;height:12px;border-radius:50%;background:var(--purple);box-shadow:0 0 15px var(--purple-glow),0 0 40px rgba(108,99,255,0.4),0 0 80px rgba(108,99,255,0.15);animation:ledPulse 2s ease-in-out infinite}
@keyframes ledPulse{0%,100%{box-shadow:0 0 15px var(--purple-glow),0 0 40px rgba(108,99,255,0.4),0 0 80px rgba(108,99,255,0.15)}50%{box-shadow:0 0 25px var(--purple-glow),0 0 60px rgba(108,99,255,0.5),0 0 120px rgba(108,99,255,0.25)}}

/* Box shadow on surface */
.box-shadow{position:absolute;bottom:-40px;left:50%;transform:translateX(-50%);width:180px;height:20px;border-radius:50%;background:rgba(108,99,255,0.15);filter:blur(15px);animation:shadowFloat 6s ease-in-out infinite}
@keyframes shadowFloat{0%,100%{opacity:0.8;width:180px}50%{opacity:0.4;width:140px}}

/* Ambient glow behind box */
.box-glow{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:400px;height:400px;background:radial-gradient(circle,rgba(108,99,255,0.15) 0%,transparent 70%);pointer-events:none;animation:boxGlowPulse 4s ease-in-out infinite}
@keyframes boxGlowPulse{0%,100%{opacity:0.5}50%{opacity:0.8}}

.box-info .section-title{text-align:left}
.box-desc{font-size:1.1rem;color:var(--text-secondary);line-height:1.8;margin-bottom:32px}
.box-price-display{margin-bottom:32px;display:flex;align-items:baseline;gap:4px}
.box-currency{font-size:1.8rem;font-weight:700;color:var(--gold)}
.box-amount{font-size:3.5rem;font-weight:900;color:var(--gold);line-height:1}
.box-period{font-size:0.9rem;color:var(--text-muted);margin-left:8px}

.box-specs{margin-bottom:36px}
.box-specs li{padding:8px 0;font-size:0.95rem;color:var(--text-secondary);display:flex;align-items:center;gap:12px}
.spec-dot{width:8px;height:8px;border-radius:50%;background:var(--purple);flex-shrink:0;box-shadow:0 0 8px var(--purple-glow)}

/* ─── Pricing ─── */
.pricing-section{position:relative;z-index:1;padding:120px 0;background:var(--bg-deep)}
.pricing-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;align-items:start}
.price-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px 28px;transition:all 0.4s var(--ease);position:relative}
.price-card:hover{transform:translateY(-6px);box-shadow:0 16px 50px rgba(0,0,0,0.3)}
.price-featured{border-color:var(--purple);background:linear-gradient(180deg,rgba(108,99,255,0.08) 0%,var(--bg-card) 100%);transform:scale(1.04)}
.price-featured:hover{transform:scale(1.04) translateY(-6px)}
.price-box{border-color:var(--gold);background:linear-gradient(180deg,rgba(245,166,35,0.06) 0%,var(--bg-card) 100%)}
.price-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--purple),#4F46E5);color:#fff;font-size:0.72rem;font-weight:700;padding:4px 16px;border-radius:20px;text-transform:uppercase;letter-spacing:0.05em;white-space:nowrap}
.badge-gold{background:linear-gradient(135deg,var(--gold),#E09112);color:#1A1A2E}
.price-tier{font-size:1.1rem;font-weight:600;margin-bottom:16px;color:var(--text-secondary)}
.price-amount{margin-bottom:12px}
.price-currency{font-size:1.2rem;font-weight:600;vertical-align:top;color:var(--text-secondary)}
.price-value{font-size:3rem;font-weight:900;line-height:1}
.price-period{font-size:0.82rem;color:var(--text-muted);margin-left:4px}
.price-desc{font-size:0.85rem;color:var(--text-muted);margin-bottom:24px;line-height:1.5}
.price-features{margin-bottom:28px}
.price-features li{padding:8px 0;font-size:0.88rem;color:var(--text-secondary);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px}
.price-features li::before{content:'';width:16px;height:16px;border-radius:50%;background:var(--purple-dim);flex-shrink:0;background-image:url("data:image/svg+xml,%3Csvg width='10' height='8' viewBox='0 0 10 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 4l2.5 2.5L9 1' stroke='%236C63FF' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center}
.price-box .price-features li::before{background-image:url("data:image/svg+xml,%3Csvg width='10' height='8' viewBox='0 0 10 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 4l2.5 2.5L9 1' stroke='%23F5A623' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-color:var(--gold-dim)}

/* ─── Enterprise ─── */
.enterprise-section{position:relative;z-index:1;padding:120px 0}
.enterprise-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}
.enterprise-desc{font-size:1.1rem;color:var(--text-secondary);line-height:1.8;margin-bottom:32px}
.enterprise-trust{display:flex;flex-direction:column;gap:12px}
.trust-item{display:flex;align-items:center;gap:10px;font-size:0.9rem;color:var(--text-secondary)}

.enterprise-form-wrap{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px 36px}
.enterprise-form{display:flex;flex-direction:column;gap:20px}
.form-group{display:flex;flex-direction:column;gap:6px}
.form-group label{font-size:0.82rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:0.05em}
.form-group input,.form-group select,.form-group textarea{padding:12px 16px;background:var(--bg-deep);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:0.95rem;transition:border-color 0.3s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--purple);box-shadow:0 0 0 3px var(--purple-dim)}
.form-group select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238B92A8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:40px}
.form-group textarea{resize:vertical;min-height:80px}
.form-note{text-align:center;font-size:0.8rem;color:var(--text-muted)}

/* ─── CTA ─── */
.cta-section{position:relative;z-index:1;padding:80px 0}
.cta-box{text-align:center;padding:80px 40px;background:linear-gradient(135deg,rgba(108,99,255,0.1) 0%,rgba(245,166,35,0.06) 100%);border:1px solid rgba(108,99,255,0.15);border-radius:var(--radius-lg)}
.cta-box h2{font-size:clamp(1.8rem,3.5vw,2.5rem);font-weight:900;margin-bottom:16px}
.cta-box p{color:var(--text-secondary);font-size:1.1rem;margin-bottom:32px;max-width:500px;margin-left:auto;margin-right:auto}

/* ─── Footer ─── */
.footer{position:relative;z-index:1;padding:80px 0 40px;border-top:1px solid var(--border)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}
.footer-brand .nav-logo{margin-bottom:12px}
.footer-tagline{font-size:0.9rem;color:var(--text-secondary);margin-bottom:8px}
.footer-caelum{font-size:0.8rem;color:var(--text-muted);font-style:italic}
.footer-col h4{font-size:0.85rem;font-weight:600;margin-bottom:16px}
.footer-col a{display:block;font-size:0.85rem;color:var(--text-secondary);padding:4px 0;transition:color 0.2s}
.footer-col a:hover{color:var(--purple)}
.footer-bottom{border-top:1px solid var(--border);padding-top:24px;text-align:center}
.footer-bottom p{font-size:0.8rem;color:var(--text-muted)}

/* ─── Scroll Reveal ─── */
.reveal{opacity:0;transform:translateY(30px);transition:opacity 0.6s ease,transform 0.6s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ─── Responsive ─── */
@media(max-width:1024px){
    .team-grid{grid-template-columns:repeat(3,1fr)}
    .pricing-grid{grid-template-columns:repeat(2,1fr)}
    .cortex-layout,.box-layout,.enterprise-layout{grid-template-columns:1fr;gap:48px}
    .box-visual{order:-1}
    .cortex-visual{order:-1}
    .box-info .section-title{text-align:center}
}
@media(max-width:768px){
    .nav-links{display:none}
    .mobile-menu-btn{display:flex}
    .nav-links.open{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:var(--bg-deep);border-bottom:1px solid var(--border);padding:24px;gap:16px}
    .hero{padding:100px 24px 60px}
    .hero-title{font-size:2.4rem}
    .hero-stats{gap:20px}
    .team-grid{grid-template-columns:repeat(2,1fr)}
    .pricing-grid{grid-template-columns:1fr;max-width:400px;margin:0 auto}
    .price-featured{transform:none}
    .price-featured:hover{transform:translateY(-6px)}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
    .office-section{height:400vh}
    .scene-progress{right:16px}
    .box-3d{width:160px;height:160px}
    .box-face{width:160px;height:160px}
    .box-front{transform:translateZ(80px)}
    .box-back{transform:translateZ(-80px) rotateY(180deg)}
    .box-right{transform:rotateY(90deg) translateZ(80px)}
    .box-left{transform:rotateY(-90deg) translateZ(80px)}
    .box-top{transform:rotateX(90deg) translateZ(80px)}
    .box-bottom{transform:rotateX(-90deg) translateZ(80px)}
}
@media(max-width:480px){
    .team-grid{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr}
    .hero-stats{flex-direction:column;gap:12px}
    .stat-divider{width:40px;height:1px}
}