/* ═══════════════════════════════════════════════════════════════
   CSS VARIABLES
   ═══════════════════════════════════════════════════════════════ */
:root {
    --bg-primary: #050810;
    --bg-secondary: #0a0f1a;
    --bg-tertiary: #0f1625;
    --bg-card: #111827;
    --bg-card-hover: #1a2234;
    --cyan-primary: #00e5ff;
    --cyan-glow: rgba(0, 229, 255, 0.15);
    --cyan-soft: rgba(0, 229, 255, 0.08);
    --cyan-border: rgba(0, 229, 255, 0.3);
    --amber-primary: #ffb300;
    --amber-glow: rgba(255, 179, 0, 0.15);
    --green-success: #00e676;
    --green-glow: rgba(0, 230, 118, 0.15);
    --red-alert: #ff5252;
    --red-glow: rgba(255, 82, 82, 0.15);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-tertiary: #64748b;
    --text-muted: #475569;
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-light: rgba(255, 255, 255, 0.1);
    --font-display: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --section-padding: clamp(2.5rem, 5vw, 4rem);
    --container-max: 1200px;
    --container-padding: clamp(1.5rem, 5vw, 3rem);
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --shadow-glow-cyan: 0 0 60px rgba(0, 229, 255, 0.15);
    --shadow-glow-amber: 0 0 40px rgba(255, 179, 0, 0.1);
}

/* ═══════════════════════════════════════════════════════════════
   RESET & BASE
   ═══════════════════════════════════════════════════════════════ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
body {
    font-family: var(--font-display);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    max-width: 100vw;
}
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-padding); width: 100%; min-width: 0; }
.hero, .module-section, .adapt-section, .tech-section, .metrics-section, .cta-section, .footer, nav.nav { position: relative; z-index: 1; }
.text-gradient {
    background: linear-gradient(135deg, var(--cyan-primary) 0%, #00b8d4 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.text-gradient-amber {
    background: linear-gradient(135deg, var(--amber-primary) 0%, #ff8f00 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.section-label {
    font-family: var(--font-mono); font-size: 0.8rem; font-weight: 500;
    letter-spacing: 0.15em; text-transform: uppercase; color: var(--cyan-primary);
    margin-bottom: 1rem; display: flex; align-items: center; gap: 0.75rem;
}
.section-label::before {
    content: ''; width: 2rem; height: 1px; background: var(--cyan-primary);
}
.section-title {
    font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; line-height: 1.15; margin-bottom: 1.25rem;
}
.section-subtitle { font-size: 1.1rem; color: var(--text-secondary); max-width: 600px; }

/* ═══════════════════════════════════════════════════════════════
   NAV
   ═══════════════════════════════════════════════════════════════ */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 1.25rem 0; transition: all 0.4s ease;
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    background: rgba(5, 8, 16, 0.7); border-bottom: 1px solid transparent;
}
.nav.scrolled {
    padding: 0.75rem 0; background: rgba(5, 8, 16, 0.92);
    border-bottom-color: var(--border-subtle);
}
.nav .container { display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; text-decoration: none; }
.nav-wordmark { height: 36px; width: auto; display: block; }
.nav-icon { width: 36px; height: 36px; display: none; }
.nav.scrolled .nav-wordmark { height: 30px; }
.nav.scrolled .nav-icon { width: 30px; height: 30px; }
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
    text-decoration: none; font-size: 0.9rem; color: var(--text-secondary);
    transition: color var(--transition-base); font-weight: 400;
}
.nav-links a:hover { color: var(--cyan-primary); }
.nav-lang { display: flex; align-items: center; }
.nav-lang-toggle {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.35rem 0.6rem;
    border: 1px solid var(--border-light, rgba(255,255,255,0.1));
    border-radius: 6px;
    opacity: 0.75;
    transition: opacity var(--transition-base), border-color var(--transition-base), background var(--transition-base);
}
.nav-lang-toggle:hover {
    opacity: 1;
    border-color: var(--cyan-primary);
    background: rgba(0, 229, 255, 0.05);
}
.nav-lang-flag {
    display: block; width: 24px; height: 16px;
    border-radius: 2px;
    box-shadow: 0 0 0 1px rgba(255,255,255,0.08);
}
.nav-lang-label {
    font-family: var(--font-mono); font-size: 0.7rem; font-weight: 500;
    letter-spacing: 0.05em; color: var(--text-secondary);
}
.nav-hamburger {
    display: none; flex-direction: column; gap: 5px; background: none;
    border: none; cursor: pointer; padding: 10px; z-index: 1001;
    min-width: 44px; min-height: 44px; align-items: center; justify-content: center;
}
.nav-hamburger span {
    display: block; width: 24px; height: 2px; background: var(--text-primary);
    transition: all 0.3s ease; border-radius: 2px;
}
.nav-hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-hamburger.active span:nth-child(2) { opacity: 0; }
.nav-hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ═══════════════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════════════ */
.hero {
    position: relative; min-height: 100dvh; display: flex; align-items: flex-start;
    overflow: hidden; padding-top: 5rem;
}
.hero-canvas {
    position: fixed; inset: 0; z-index: 0;
}
.hero-fallback {
    position: fixed; inset: 0; z-index: 0;
    background: radial-gradient(ellipse at 30% 40%, rgba(0,229,255,0.06) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(255,179,0,0.04) 0%, transparent 50%),
                var(--bg-primary);
}
.hero .container {
    position: relative; z-index: 1;
    display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center;
}
.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800; line-height: 1.08;
    margin-bottom: 1.5rem;
}
.hero-title .word { display: inline-block; opacity: 0; transform: translateY(40px); }
.hero-subtitle {
    font-size: 1.15rem; color: var(--text-secondary); margin-bottom: 2rem;
    max-width: 480px; line-height: 1.7;
}
.hero-ctas { display: flex; gap: 1rem; margin-bottom: 2.5rem; flex-wrap: wrap; }
.btn-primary {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.85rem 2rem; border-radius: 10px; font-weight: 600; font-size: 0.95rem;
    background: var(--cyan-primary); color: var(--bg-primary); border: none;
    cursor: pointer; transition: all var(--transition-base); text-decoration: none;
}
.btn-primary:hover { background: #33ebff; box-shadow: 0 0 30px rgba(0,229,255,0.3); transform: translateY(-2px); }
.btn-ghost {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.85rem 2rem; border-radius: 10px; font-weight: 500; font-size: 0.95rem;
    background: transparent; color: var(--text-primary);
    border: 1px solid var(--border-light); cursor: pointer;
    transition: all var(--transition-base); text-decoration: none;
}
.btn-ghost:hover { border-color: var(--cyan-border); color: var(--cyan-primary); }
.trust-badges { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.trust-badge {
    display: flex; align-items: center; gap: 0.5rem;
    font-size: 0.8rem; color: var(--text-tertiary);
    font-family: var(--font-mono);
}
.trust-badge svg { width: 16px; height: 16px; fill: var(--cyan-primary); opacity: 0.6; }

/* iPad mockup */
.hero-visual { perspective: 1200px; display: flex; justify-content: center; overflow: hidden; padding: 35px 35px 20px; }
.ipad-frame {
    width: 420px; height: 310px; border-radius: 18px;
    background: #1a1a1a; border: 2px solid #333; padding: 10px;
    box-shadow: 0 40px 80px rgba(0,0,0,0.6), var(--shadow-glow-cyan);
    transform: rotateY(-12deg) rotateX(5deg);
    transition: transform 0.6s ease;
}
.ipad-screen {
    width: 100%; height: 100%; border-radius: 10px; overflow: hidden;
    background: var(--bg-primary); position: relative;
}
.ipad-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 8px 14px; background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-subtle);
}
.ipad-header-logo { font-family: var(--font-mono); font-size: 11px; color: var(--cyan-primary); font-weight: 600; }
.ipad-header-clock { font-family: var(--font-mono); font-size: 10px; color: var(--text-tertiary); }
.ipad-flight-row {
    display: grid; grid-template-columns: 55px 1fr 65px 50px;
    gap: 6px; padding: 7px 14px; border-bottom: 1px solid var(--border-subtle);
    font-size: 11px;
}
.ipad-flight-row.selected { background: var(--cyan-soft); border-left: 2px solid var(--cyan-primary); }
.ipad-flight-time { font-family: var(--font-mono); color: var(--cyan-primary); }
.ipad-flight-route { color: var(--text-primary); }
.ipad-flight-aircraft { font-family: var(--font-mono); color: var(--text-tertiary); font-size: 10px; }
.ipad-flight-pax { font-family: var(--font-mono); color: var(--amber-primary); }
.hero-floating-badge {
    position: absolute; padding: 6px 14px; border-radius: 8px;
    font-family: var(--font-mono); font-size: 0.75rem; font-weight: 500;
    backdrop-filter: blur(10px); border: 1px solid;
    animation: float-badge 3s ease-in-out infinite;
}
.badge-meteo {
    top: -20px; right: -30px; background: rgba(0,230,118,0.12);
    border-color: rgba(0,230,118,0.3); color: var(--green-success);
    animation-delay: 0s;
}
.badge-fuel {
    bottom: -15px; left: -25px; background: rgba(255,179,0,0.12);
    border-color: rgba(255,179,0,0.3); color: var(--amber-primary);
    animation-delay: 1.5s;
}
@keyframes float-badge {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}


/* ═══════════════════════════════════════════════════════════════
   MODULE SECTIONS (shared)
   ═══════════════════════════════════════════════════════════════ */
.module-section { padding: var(--section-padding) 0; display: flex; align-items: center; overflow-x: hidden; }
.module-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.module-grid-3col { display: grid; grid-template-columns: 1fr auto 1fr; gap: 2.5rem; align-items: start; }

/* ═══════════════════════════════════════════════════════════════
   MODULE 1 - FLIGHT SELECTION
   ═══════════════════════════════════════════════════════════════ */
.flight-list-card {
    background: var(--bg-card); border-radius: 14px; border: 1px solid var(--border-subtle);
    padding: 1.25rem; box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    transform: perspective(800px) rotateY(-3deg); transition: transform 0.5s ease;
}
.flight-list-card:hover { transform: perspective(800px) rotateY(0deg); }
.flight-list-header {
    font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-tertiary);
    text-transform: uppercase; letter-spacing: 0.1em; padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-subtle); margin-bottom: 0.5rem;
}
.fl-row {
    display: grid; grid-template-columns: 65px 1fr 80px 60px;
    gap: 0.75rem; padding: 0.7rem 0.9rem; border-radius: 8px;
    border: 1px solid transparent; opacity: 0; transform: translateX(-30px);
}
.fl-row.selected { background: var(--cyan-soft); border-color: var(--cyan-border); }
.fl-time { font-family: var(--font-mono); font-size: 0.95rem; color: var(--cyan-primary); }
.fl-route { font-size: 0.95rem; color: var(--text-primary); }
.fl-aircraft { font-family: var(--font-mono); font-size: 0.85rem; color: var(--text-tertiary); }
.fl-pax { font-family: var(--font-mono); font-size: 0.95rem; color: var(--amber-primary); }
.feature-badges { display: flex; flex-direction: column; gap: 0.75rem; }
.feature-badge {
    display: flex; align-items: center; gap: 0.75rem;
    padding: 0.7rem 1rem; border-radius: 10px;
    border: 1px solid; font-size: 0.95rem; color: var(--text-primary);
    transform: scale(0); opacity: 0;
}
.feature-badge .icon { font-size: 1.3rem; flex-shrink: 0; }
.fb-cyan { background: rgba(0,229,255,0.08); border-color: rgba(0,229,255,0.25); }
.fb-amber { background: rgba(255,179,0,0.08); border-color: rgba(255,179,0,0.25); }
.fb-green { background: rgba(0,230,118,0.08); border-color: rgba(0,230,118,0.25); }
.selected-flight-card {
    background: var(--bg-tertiary); border-radius: 12px; padding: 1.25rem;
    border: 1px solid var(--cyan-border); margin-top: 1.25rem;
}
.sfc-label { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-tertiary); margin-bottom: 0.75rem; }
.sfc-route { font-size: 1.6rem; color: var(--cyan-primary); font-weight: 600; margin-bottom: 0.4rem; }
.sfc-meta { font-family: var(--font-mono); font-size: 0.85rem; color: var(--text-secondary); }

/* ═══════════════════════════════════════════════════════════════
   MODULE 2 - MASS & BALANCE
   ═══════════════════════════════════════════════════════════════ */
.heli-svg-wrapper { display: flex; justify-content: center; align-items: center; }
.data-cards-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.data-card {
    background: var(--bg-tertiary); border-radius: 12px; padding: 1rem 1.25rem;
    border-left: 4px solid var(--cyan-primary); opacity: 0; transform: translateY(20px);
}
.data-card.amber { border-left-color: var(--amber-primary); }
.data-card-label {
    font-family: var(--font-mono); font-size: 0.7rem; color: var(--text-tertiary);
    text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.5rem;
}
.data-card-value { font-family: var(--font-mono); font-size: 1.8rem; font-weight: 600; white-space: nowrap; }
.data-card-value .unit { font-size: 1rem; color: var(--text-tertiary); margin-left: 0.3rem; }
.fuel-slider-bar {
    background: var(--bg-card); border-radius: 12px; padding: 1.25rem;
    opacity: 0; transform: translateY(20px);
}
.fuel-bar-track { height: 8px; background: var(--bg-tertiary); border-radius: 4px; overflow: hidden; }
.fuel-bar-fill {
    height: 100%; width: 0%; border-radius: 4px;
    background: linear-gradient(90deg, var(--amber-primary), var(--green-success));
    transition: width 0.05s linear;
}
.validation-badge {
    display: flex; align-items: center; justify-content: center; gap: 0.75rem;
    padding: 1rem 1.5rem; border-radius: 12px; background: rgba(0,230,118,0.1);
    border: 2px solid var(--green-success); transform: scale(0); opacity: 0;
}
.validation-badge span:first-child { font-size: 1.5rem; color: var(--green-success); }
.validation-badge span:last-child {
    font-size: 1.1rem; font-weight: 600; color: var(--green-success);
}

/* ═══════════════════════════════════════════════════════════════
   MODULE 3 - ROUTE PLANNING
   ═══════════════════════════════════════════════════════════════ */
.route-map-card {
    background: var(--bg-card); border-radius: 16px; padding: 1.25rem;
}
.route-map-label { font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-tertiary); margin-bottom: 1rem; }
.fuel-table { width: 100%; }
.fuel-table-header {
    display: grid; grid-template-columns: 1fr 70px 70px 70px; gap: 0.75rem;
    padding: 0.5rem 1rem; margin-bottom: 0.5rem;
}
.fuel-table-header span {
    font-family: var(--font-mono); font-size: 0.7rem; color: var(--text-tertiary);
    text-transform: uppercase; letter-spacing: 0.05em;
}
.fuel-row {
    display: grid; grid-template-columns: 1fr 70px 70px 70px; gap: 0.75rem;
    padding: 0.8rem 1rem; border-radius: 8px; background: rgba(255,255,255,0.02);
    border-left: 4px solid var(--cyan-primary); opacity: 0; transform: translateX(30px);
    margin-bottom: 0.4rem;
}
.fuel-row-segment { font-size: 0.9rem; color: var(--text-primary); }
.fuel-row-dist { font-family: var(--font-mono); font-size: 0.85rem; color: var(--text-secondary); }
.fuel-row-fuel { font-family: var(--font-mono); font-size: 0.85rem; color: var(--amber-primary); }
.fuel-row-time { font-family: var(--font-mono); font-size: 0.85rem; color: var(--cyan-primary); }
.fuel-total {
    display: grid; grid-template-columns: 1fr 70px 70px 70px; gap: 0.75rem;
    padding: 1rem; margin-top: 0.75rem; background: var(--bg-tertiary);
    border-radius: 8px; border-top: 2px solid var(--cyan-primary);
}
.fuel-total span { font-family: var(--font-mono); font-size: 0.95rem; font-weight: 600; }
.audit-badge {
    display: flex; align-items: center; gap: 1rem; padding: 1.25rem;
    background: var(--green-glow); border-radius: 12px;
    border: 1px solid rgba(0,230,118,0.3); opacity: 0; transform: translateY(20px);
}
.audit-badge-icon {
    width: 48px; height: 48px; border-radius: 50%; display: flex;
    align-items: center; justify-content: center; font-size: 1.5rem;
    background: rgba(0,230,118,0.2);
}
.audit-badge-title { font-size: 1.1rem; font-weight: 600; color: var(--green-success); margin-bottom: 0.25rem; }
.audit-badge-desc { font-size: 0.9rem; color: var(--text-secondary); }

/* ═══════════════════════════════════════════════════════════════
   BACKOFFICE
   ═══════════════════════════════════════════════════════════════ */
.bo-features { display: flex; flex-direction: column; gap: 1rem; }
.bo-feature-card {
    padding: 1.25rem; border-radius: 10px; background: var(--bg-card);
    border-left: 3px solid transparent; cursor: default;
    transition: all 0.3s ease; opacity: 0; transform: translateX(-20px);
}
.bo-feature-card:hover { transform: translateX(8px); border-left-color: var(--cyan-primary); background: var(--bg-card-hover); }
.bo-feature-card h4 { font-size: 1rem; margin-bottom: 0.3rem; }
.bo-feature-card p { font-size: 0.85rem; color: var(--text-secondary); }
.bo-dashboard {
    background: var(--bg-card); border-radius: 16px; padding: 1.5rem;
    border: 1px solid var(--border-subtle); box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    transition: transform 0.1s ease;
}
.bo-tabs { display: flex; gap: 0.25rem; margin-bottom: 1.25rem; }
.bo-tab {
    padding: 0.4rem 1rem; border-radius: 6px; font-size: 0.8rem;
    color: var(--text-tertiary); font-family: var(--font-mono); cursor: default;
}
.bo-tab.active { background: var(--cyan-soft); color: var(--cyan-primary); border: 1px solid var(--cyan-border); }
.bo-stats-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-bottom: 1.25rem; }
.bo-stat {
    padding: 0.9rem; border-radius: 10px; background: var(--bg-tertiary);
}
.bo-stat-value { font-family: var(--font-mono); font-size: 1.5rem; font-weight: 600; }
.bo-stat-label { font-size: 0.75rem; color: var(--text-tertiary); }
.bo-chart { display: flex; align-items: flex-end; gap: 6px; height: 80px; }
.bo-chart-bar {
    flex: 1; border-radius: 4px 4px 0 0;
    background: linear-gradient(180deg, var(--cyan-primary), rgba(0,229,255,0.3));
    transform-origin: bottom; transform: scaleY(0);
}

/* ═══════════════════════════════════════════════════════════════
   ADAPTABILITY
   ═══════════════════════════════════════════════════════════════ */
@property --brand-hue {
    syntax: '<number>';
    initial-value: 187;
    inherits: false;
}
.adapt-section { padding: var(--section-padding) 0; overflow-x: hidden; }
.adapt-mockups { display: flex; gap: 2rem; justify-content: center; margin-bottom: 3rem; flex-wrap: wrap; }
.adapt-mockup {
    width: 280px; border-radius: 14px; overflow: hidden;
    border: 1px solid var(--border-subtle); opacity: 0; transform: translateY(30px);
    transition: border-color 0.3s;
}
.adapt-mockup:hover { border-color: var(--cyan-border); }
.adapt-mockup-header {
    padding: 0.75rem 1rem; display: flex; align-items: center; gap: 0.5rem;
}
.adapt-mockup-dot { width: 8px; height: 8px; border-radius: 50%; }
.adapt-mockup-name { font-family: var(--font-mono); font-size: 0.75rem; }
.adapt-mockup-body { padding: 1rem; }
.adapt-mockup-row { padding: 0.4rem 0.6rem; border-radius: 4px; margin-bottom: 0.3rem; font-size: 0.7rem; }
.adapt-features { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; max-width: 700px; margin: 0 auto; }
.adapt-feature {
    display: flex; align-items: center; gap: 0.75rem; padding: 0.75rem 1rem;
    border-radius: 8px; background: var(--bg-card); font-size: 0.9rem;
    opacity: 0; transform: translateY(15px);
}
.adapt-feature-icon { color: var(--cyan-primary); font-size: 1.1rem; }

/* ═══════════════════════════════════════════════════════════════
   SECURITY & TECH
   ═══════════════════════════════════════════════════════════════ */
.tech-section { padding: var(--section-padding) 0; overflow-x: hidden; }
.tech-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.tech-card {
    padding: 1.5rem; border-radius: 12px; background: var(--bg-card);
    border: 1px solid var(--border-subtle); transition: all 0.4s ease;
    opacity: 0; transform: translateY(20px);
}
.tech-card:hover {
    transform: perspective(600px) rotateY(8deg) translateZ(20px);
    border-color: var(--cyan-border); box-shadow: var(--shadow-glow-cyan);
}
.tech-card-icon { font-size: 1.8rem; margin-bottom: 0.75rem; }
.tech-card h4 { font-size: 1rem; margin-bottom: 0.3rem; }
.tech-card p { font-size: 0.8rem; color: var(--text-secondary); }

/* ═══════════════════════════════════════════════════════════════
   METRICS
   ═══════════════════════════════════════════════════════════════ */
.metrics-section {
    padding: var(--section-padding) 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(0,229,255,0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 50%, rgba(255,179,0,0.04) 0%, transparent 50%);
}
.metrics-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.metric-card {
    padding: 2rem 1.5rem; border-radius: 16px; text-align: center;
    background: rgba(255,255,255,0.03); backdrop-filter: blur(10px);
    border: 1px solid var(--border-subtle); opacity: 0; transform: translateY(20px);
}
.metric-value {
    font-family: var(--font-mono); font-size: 2.8rem; font-weight: 700;
    margin-bottom: 0.5rem;
}
.metric-label { font-size: 0.9rem; color: var(--text-secondary); }

/* ═══════════════════════════════════════════════════════════════
   CTA
   ═══════════════════════════════════════════════════════════════ */
.cta-section { padding: var(--section-padding) 0; text-align: center; }
.cta-logo { max-width: clamp(220px, 45vw, 380px); margin: 0 auto 2rem; }
.cta-logo img { width: 100%; height: auto; }
.cta-title { font-size: clamp(1.8rem, 3.5vw, 2.5rem); font-weight: 700; margin-bottom: 1rem; }
.cta-form { display: flex; gap: 0.75rem; justify-content: center; margin: 2rem 0 1rem; flex-wrap: wrap; }
.cta-input {
    padding: 0.85rem 1.25rem; border-radius: 10px; border: 1px solid var(--border-light);
    background: var(--bg-secondary); color: var(--text-primary); font-size: 0.95rem;
    font-family: var(--font-display); width: 300px; outline: none;
    transition: border-color var(--transition-base);
}
.cta-input:focus { border-color: var(--cyan-primary); }
.cta-form { position: relative; }
.cta-input.error { border-color: var(--red-alert); }
.cta-input.success { border-color: var(--green-success); }
.btn-primary.loading { opacity: 0.7; cursor: wait; animation: pulse-btn 1.5s ease-in-out infinite; }
.btn-primary.success { background: var(--green-success); cursor: default; }
.btn-primary.btn-error { background: var(--red-alert); }
@keyframes pulse-btn { 0%, 100% { opacity: 0.7; } 50% { opacity: 0.5; } }
.cta-message { font-size: 0.9rem; margin-top: 0.5rem; min-height: 1.4em; }
.cta-message.error { color: var(--red-alert); }
.cta-message.success { color: var(--green-success); }
.cta-note { font-size: 0.85rem; color: var(--text-tertiary); }

/* ═══════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════ */
.footer {
    padding: 3rem 0; border-top: 1px solid var(--border-subtle);
}
.footer .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer-logo { display: flex; align-items: center; }
.footer-logo img { height: 22px; width: auto; opacity: 0.7; transition: opacity var(--transition-base); }
.footer-logo img:hover { opacity: 1; }
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { font-size: 0.8rem; color: var(--text-tertiary); text-decoration: none; }
.footer-links a:hover { color: var(--cyan-primary); }
.footer-copy { font-size: 0.75rem; color: var(--text-muted); }

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
    .nav-wordmark { height: 30px; }
    .module-grid-3col { grid-template-columns: 1fr; }
    .metrics-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .nav-wordmark { display: none; }
    .nav-icon { display: block; }
    .nav-links { display: none; }
    .nav-hamburger { display: flex; }
    .nav.menu-open {
        top: 0; left: 0; right: 0; bottom: 0;
        height: 100dvh; height: 100vh;
        background: var(--bg-primary);
        padding: 0;
    }
    .nav.menu-open .container {
        flex-direction: column; height: 100%;
        position: relative;
    }
    .nav.menu-open .nav-logo { padding: 1.25rem 0; }
    .nav.menu-open .nav-hamburger {
        position: absolute; top: 1.25rem; right: 0;
    }
    .nav-links.open {
        display: flex; flex-direction: column; position: static;
        flex: 1; justify-content: center; align-items: center; gap: 2rem;
        width: 100%;
    }
    .nav-links.open a { font-size: 1.3rem; }
    .hero .container { grid-template-columns: 1fr; text-align: center; }
    .hero-subtitle { margin: 0 auto 2rem; }
    .hero-ctas { justify-content: center; }
    .trust-badges { justify-content: center; }
    .hero-visual { margin-top: 2rem; }
    .ipad-frame { width: 320px; height: 240px; transform: rotateY(-6deg) rotateX(3deg); }
    .module-grid { grid-template-columns: 1fr; }
    .tech-grid { grid-template-columns: 1fr 1fr; }
    .metrics-grid { grid-template-columns: 1fr 1fr; }
    .adapt-features { grid-template-columns: 1fr; }
    .bo-stats-grid { grid-template-columns: 1fr 1fr; }
    .fuel-table-header, .fuel-row, .fuel-total { grid-template-columns: 1fr 55px 55px 55px; gap: 0.4rem; }
    .flight-list-card { transform: none; }
    .fl-row { grid-template-columns: 55px 1fr 65px 45px; gap: 0.5rem; }
    .bo-tabs { flex-wrap: wrap; }
    .bo-tab { padding: 0.4rem 0.6rem; font-size: 0.75rem; }
    .bo-feature-card:hover { transform: none; }
    .footer .container { flex-direction: column; align-items: flex-start; gap: 1.25rem; }
    .footer-links { flex-wrap: wrap; gap: 1rem; }
}
@media (max-width: 480px) {
    .ipad-frame { width: 280px; height: 210px; }
    .tech-grid { grid-template-columns: 1fr; }
    .metrics-grid { grid-template-columns: 1fr; }
    .adapt-mockups { flex-direction: column; align-items: center; }
    .data-card-value { font-size: 1.4rem; }
    .hero-floating-badge { display: none; }
    .cta-form { flex-direction: column; align-items: center; }
    .cta-input { width: 100%; }
    .fl-row { grid-template-columns: 50px 1fr 55px 40px; gap: 0.4rem; }
    .fl-time { font-size: 0.85rem; }
    .fl-aircraft { font-size: 0.75rem; }
    .fl-pax { font-size: 0.85rem; }
}

/* ═══════════════════════════════════════════════════════════════
   REDUCED MOTION
   ═══════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
    .hero-title .word { opacity: 1; transform: none; }
    .fl-row, .feature-badge, .data-card, .fuel-slider-bar,
    .validation-badge, .fuel-row, .audit-badge, .bo-feature-card,
    .adapt-mockup, .adapt-feature, .tech-card, .metric-card { opacity: 1; transform: none; }
    .bo-chart-bar { transform: scaleY(1); }
    .fuel-bar-fill { width: 65%; }
    .cta-logo img { opacity: 1 !important; }
}