/* ═══════════════════════════════════════════════════════════════
   NeuralEdge AI — Cyber-Luxe Design System
   Fonts: Outfit (display) + DM Sans (body) + JetBrains Mono (code)
   Palette: Deep void + Electric Cyan + Hot Magenta + Arctic White
   ═══════════════════════════════════════════════════════════════ */

/* ── CSS Variables ── */
:root {
    --bg-void: #06060e;
    --bg-deep: #0a0a14;
    --bg-card: #0f0f1e;
    --bg-card-hover: #14142a;
    --bg-elevated: #1a1a2e;
    
    --cyan: #00d4ff;
    --cyan-glow: rgba(0, 212, 255, 0.3);
    --cyan-muted: #0099bb;
    --magenta: #ff2d78;
    --magenta-glow: rgba(255, 45, 120, 0.3);
    --violet: #8b5cf6;
    --amber: #f59e0b;
    
    --text-primary: #f0f0f5;
    --text-secondary: #9898b0;
    --text-muted: #5c5c78;
    --text-accent: var(--cyan);
    
    --border-subtle: rgba(255,255,255,0.06);
    --border-card: rgba(255,255,255,0.08);
    --border-hover: rgba(0,212,255,0.3);
    
    --font-display: 'Outfit', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ── Reset & Base ── */
*, *::before, *::after {
    margin: 0; padding: 0; box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    scrollbar-width: thin;
    scrollbar-color: var(--cyan-muted) var(--bg-deep);
}
body {
    font-family: var(--font-body);
    background: var(--bg-void);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; color: inherit; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 clamp(20px, 4vw, 60px);
}

/* ── NAVIGATION ── */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px clamp(20px, 4vw, 60px);
    transition: all 0.4s var(--ease-out-expo);
    background: transparent;
}
.nav.scrolled {
    background: rgba(6, 6, 14, 0.85);
    backdrop-filter: blur(20px) saturate(1.5);
    -webkit-backdrop-filter: blur(20px) saturate(1.5);
    border-bottom: 1px solid var(--border-subtle);
    padding: 12px clamp(20px, 4vw, 60px);
}
.nav__logo {
    display: flex; align-items: center; gap: 10px;
    font-family: var(--font-display);
    font-weight: 700; font-size: 1.3rem;
}
.nav__logo-icon {
    display: none;
}
.nav__logo-img {
    height: 32px;
    width: auto;
    object-fit: contain;
}
.footer__logo-img {
    height: 48px;
    margin-bottom: 8px;
}
.nav__links {
    display: flex; gap: 36px;
}
.nav__link {
    font-family: var(--font-display);
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
    transition: color 0.3s;
    position: relative;
}
.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 1.5px;
    background: var(--cyan);
    transition: width 0.4s var(--ease-out-expo);
}
.nav__link:hover { color: var(--text-primary); }
.nav__link:hover::after { width: 100%; }

.nav__actions { display: flex; align-items: center; gap: 20px; }

.lang-toggle {
    display: flex; align-items: center; gap: 4px;
    padding: 6px 14px;
    border: 1px solid var(--border-card);
    border-radius: 100px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    cursor: pointer;
    transition: border-color 0.3s;
}
.lang-toggle:hover { border-color: var(--border-hover); }
.lang-toggle__option {
    color: var(--text-muted);
    transition: color 0.3s;
    cursor: pointer;
}
.lang-toggle__option--active { color: var(--cyan); font-weight: 500; }
.lang-toggle__divider { color: var(--text-muted); }

.nav__cta {
    display: inline-flex; align-items: center;
    padding: 8px 22px;
    background: linear-gradient(135deg, var(--cyan), #00b4d8);
    color: var(--bg-void);
    font-family: var(--font-display);
    font-weight: 600; font-size: 0.85rem;
    border-radius: 100px;
    transition: transform 0.3s var(--ease-spring), box-shadow 0.3s;
}
.nav__cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--cyan-glow);
}

.nav__mobile-toggle {
    display: none;
    flex-direction: column; gap: 5px;
    width: 28px; padding: 4px 0;
}
.nav__mobile-toggle span {
    display: block; height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s;
}

/* ── HERO ── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.hero__canvas {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    z-index: 1;
}
.hero__overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background:
        radial-gradient(ellipse 80% 60% at 50% 40%, transparent 40%, var(--bg-void) 100%),
        linear-gradient(to bottom, transparent 60%, var(--bg-void) 100%);
}
.hero__content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 900px;
    padding: 0 clamp(20px, 4vw, 40px);
}
.hero__badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 20px;
    border: 1px solid var(--border-card);
    border-radius: 100px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    color: var(--cyan);
    background: rgba(0,212,255,0.05);
    margin-bottom: 32px;
    text-transform: uppercase;
    opacity: 0;
    transform: translateY(20px);
}
.hero__title {
    font-family: var(--font-display);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}
.hero__title-line {
    display: block;
    font-size: clamp(2.6rem, 6.5vw, 5.2rem);
    opacity: 0;
    transform: translateY(40px);
}
.hero__title-line--2 {
    background: linear-gradient(135deg, var(--cyan), var(--magenta));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero__subtitle {
    font-size: clamp(1rem, 1.8vw, 1.18rem);
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto 40px;
    opacity: 0;
    transform: translateY(30px);
}
.hero__ctas {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 56px;
    opacity: 0;
    transform: translateY(20px);
}

/* Buttons */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 14px 32px;
    font-family: var(--font-display);
    font-weight: 600; font-size: 0.95rem;
    border-radius: 100px;
    transition: all 0.4s var(--ease-spring);
    position: relative;
    overflow: hidden;
}
.btn--primary {
    background: linear-gradient(135deg, var(--cyan), #00b4d8);
    color: var(--bg-void);
}
.btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px var(--cyan-glow);
}
.btn__glow {
    position: absolute;
    inset: 0;
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.4s;
    background: radial-gradient(circle at center, rgba(255,255,255,0.25), transparent 70%);
}
.btn--primary:hover .btn__glow { opacity: 1; }

.btn--ghost {
    border: 1px solid var(--border-card);
    color: var(--text-primary);
    background: rgba(255,255,255,0.03);
}
.btn--ghost:hover {
    border-color: var(--border-hover);
    background: rgba(0,212,255,0.06);
    transform: translateY(-2px);
}
.btn__arrow {
    transition: transform 0.3s var(--ease-spring);
}
.btn--ghost:hover .btn__arrow { transform: translateX(4px); }

.btn--full { width: 100%; justify-content: center; }

/* Hero Metrics */
.hero__metrics {
    display: flex;
    justify-content: center;
    gap: clamp(30px, 5vw, 70px);
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(20px);
}
.hero__metric {
    text-align: center;
}
.hero__metric-value {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--text-primary);
}
.hero__metric-suffix {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    font-weight: 700;
    color: var(--cyan);
}
.hero__metric-label {
    display: block;
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 4px;
    font-family: var(--font-display);
}

/* Scroll Indicator */
.hero__scroll-indicator {
    position: absolute;
    bottom: 36px; left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    opacity: 0;
}
.hero__scroll-indicator span {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    text-transform: uppercase;
}
.hero__scroll-line {
    width: 1px; height: 40px;
    background: linear-gradient(to bottom, var(--cyan), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ── SECTION HEADERS ── */
.section-header {
    text-align: center;
    margin-bottom: 72px;
}
.section-header__tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--cyan);
    background: rgba(0,212,255,0.08);
    border: 1px solid rgba(0,212,255,0.15);
    padding: 6px 18px;
    border-radius: 100px;
    margin-bottom: 20px;
}
.section-header__title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 16px;
}
.section-header__desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 620px;
    margin: 0 auto;
    line-height: 1.7;
}
.section-header--light .section-header__title { color: var(--text-primary); }

/* ── SERVICES GRID ── */
.services {
    padding: 120px 0;
    background: var(--bg-void);
    position: relative;
}
.services::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--border-subtle), transparent);
}
.services__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.service-card {
    position: relative;
    padding: 40px 36px;
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    transition: all 0.5s var(--ease-out-expo);
    overflow: hidden;
    opacity: 0;
    transform: translateY(40px);
}
.service-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px) !important;
    box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 40px var(--cyan-glow);
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(to right, var(--cyan), var(--magenta));
    opacity: 0;
    transition: opacity 0.5s;
}
.service-card:hover::before { opacity: 1; }

.service-card__icon {
    width: 52px; height: 52px;
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-md);
    background: rgba(0,212,255,0.08);
    border: 1px solid rgba(0,212,255,0.15);
    color: var(--cyan);
    margin-bottom: 20px;
}
.service-card__icon svg { width: 26px; height: 26px; }

.service-card__number {
    position: absolute;
    top: 32px; right: 36px;
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 900;
    color: rgba(255,255,255,0.03);
    line-height: 1;
}
.service-card__title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 14px;
    letter-spacing: -0.01em;
}
.nav__logo-icon {
    display: none;
}
.nav__logo-img {
    height: 38px;
    width: auto;
    object-fit: contain;
}
.footer__logo-img {
    height: 48px;
    margin-bottom: 8px;
}
.service-card__pain {
    color: var(--magenta);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 12px;
    line-height: 1.6;
}
.service-card__solution {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.7;
    margin-bottom: 20px;
}
.service-card__tag {
    display: inline-block;
    padding: 5px 14px;
    border-radius: 100px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.04em;
    background: rgba(0,212,255,0.06);
    border: 1px solid rgba(0,212,255,0.12);
    color: var(--cyan-muted);
}

/* ── PROCESS / HOW IT WORKS ── */
.process {
    padding: 120px 0;
    background: var(--bg-deep);
    position: relative;
}
.process::before,
.process::after {
    content: '';
    position: absolute;
    left: 0; right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--border-subtle), transparent);
}
.process::before { top: 0; }
.process::after { bottom: 0; }

.process__timeline {
    position: relative;
    max-width: 780px;
    margin: 0 auto;
    padding-left: 60px;
}
.process__line {
    position: absolute;
    left: 20px; top: 0; bottom: 0;
    width: 2px;
    background: var(--border-subtle);
}
.process__line-fill {
    width: 100%; height: 0%;
    background: linear-gradient(to bottom, var(--cyan), var(--magenta));
    transition: height 0.1s linear;
    border-radius: 2px;
}
.process__step {
    position: relative;
    padding: 0 0 56px 0;
    opacity: 0;
    transform: translateX(-30px);
}
.process__step:last-child { padding-bottom: 0; }
.process__node {
    position: absolute;
    left: -52px; top: 0;
    width: 24px; height: 24px;
    display: flex; align-items: center; justify-content: center;
}
.process__node-num {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--cyan);
    z-index: 2;
}
.process__node-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 1.5px solid var(--cyan);
    opacity: 0.4;
    animation: nodePulse 3s ease-in-out infinite;
}
@keyframes nodePulse {
    0%, 100% { transform: scale(1); opacity: 0.3; }
    50% { transform: scale(1.5); opacity: 0; }
}
.process__content h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}
.process__content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ── PILLARS (Tab-based) ── */
.pillars {
    padding: 120px 0;
    background: var(--bg-void);
    position: relative;
}
.pillars__sticky-wrapper {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 clamp(20px, 4vw, 60px);
}
.pillars__nav {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 56px;
    flex-wrap: wrap;
}
.pillars__nav-btn {
    padding: 10px 24px;
    font-family: var(--font-display);
    font-size: 0.88rem;
    font-weight: 600;
    border-radius: 100px;
    border: 1px solid var(--border-card);
    color: var(--text-secondary);
    transition: all 0.4s var(--ease-out-expo);
}
.pillars__nav-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}
.pillars__nav-btn--active {
    background: linear-gradient(135deg, var(--cyan), #00b4d8);
    color: var(--bg-void);
    border-color: transparent;
}

.pillar-panel {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    animation: panelFadeIn 0.6s var(--ease-out-expo);
}
.pillar-panel--active { display: grid; }
@keyframes panelFadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.pillar-panel__visual {
    aspect-ratio: 1;
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}
.pillar-panel__label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--cyan);
    margin-bottom: 16px;
    display: block;
}
.pillar-panel__title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 28px;
}

.pillar-panel__features {
    margin-bottom: 32px;
}
.pillar-panel__features li {
    padding: 10px 0 10px 28px;
    position: relative;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    border-bottom: 1px solid var(--border-subtle);
}
.pillar-panel__features li:last-child { border-bottom: none; }
.pillar-panel__features li::before {
    content: '▸';
    position: absolute;
    left: 0; top: 10px;
    color: var(--cyan);
    font-size: 0.9rem;
}
.pillar-panel__stat {
    display: flex;
    align-items: baseline;
    gap: 12px;
    padding-top: 20px;
    border-top: 1px solid var(--border-subtle);
}
.pillar-panel__stat-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--cyan), var(--magenta));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.pillar-panel__stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Pillar Visuals */
.pillar-panel__chart,
.pillar-panel__radar,
.pillar-panel__globe {
    width: 100%; height: 100%;
    position: relative;
}

/* Platform orbiting visualization */
.pillar-panel__platforms {
    position: relative;
    width: 100%; height: 100%;
}
.platform-node {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-family: var(--font-display);
    font-weight: 700;
}
.platform-node--center {
    width: 90px; height: 90px;
    background: linear-gradient(135deg, var(--cyan), var(--magenta));
    color: var(--bg-void);
    font-size: 0.75rem;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    box-shadow: 0 0 40px var(--cyan-glow);
}
.platform-node--orbit {
    width: 52px; height: 52px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-card);
    font-size: 0.7rem;
    color: var(--text-primary);
    animation: orbit 20s linear infinite;
}
.platform-node--orbit:nth-child(2) { top: 10%; left: 50%; transform: translateX(-50%); animation-delay: 0s; }
.platform-node--orbit:nth-child(3) { top: 30%; right: 10%; animation-delay: -4s; }
.platform-node--orbit:nth-child(4) { bottom: 20%; right: 15%; animation-delay: -8s; }
.platform-node--orbit:nth-child(5) { bottom: 10%; left: 30%; animation-delay: -12s; }
.platform-node--orbit:nth-child(6) { top: 40%; left: 8%; animation-delay: -16s; }

@keyframes orbit {
    from { transform: rotate(0deg) translateX(8px) rotate(0deg); }
    to { transform: rotate(360deg) translateX(8px) rotate(-360deg); }
}

/* ── SOCIAL PROOF ── */
.proof {
    padding: 120px 0;
    background: var(--bg-deep);
    position: relative;
    overflow: hidden;
}
.proof__carousel {
    overflow: hidden;
    margin: 0 -20px;
    padding: 0 20px;
}
.proof__track {
    display: flex;
    gap: 24px;
    animation: carouselSlide 30s linear infinite;
    width: max-content;
}
@keyframes carouselSlide {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
.proof__track:hover { animation-play-state: paused; }

.proof__card {
    flex-shrink: 0;
    width: 400px;
    padding: 36px;
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-lg);
    transition: all 0.4s var(--ease-out-expo);
}
.proof__card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 16px 50px rgba(0,0,0,0.3);
}
.proof__stars {
    color: var(--amber);
    font-size: 0.9rem;
    letter-spacing: 2px;
    margin-bottom: 16px;
}
.proof__quote {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 24px;
    font-style: italic;
}
.proof__author {
    display: flex; align-items: center; gap: 14px;
}
.proof__avatar {
    width: 42px; height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--cyan), var(--violet));
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.8rem;
    color: var(--bg-void);
}
.proof__author strong {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 2px;
}
.proof__author span {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* ── CONTACT / CTA ── */
.contact {
    padding: 120px 0;
    background: var(--bg-void);
    position: relative;
    overflow: hidden;
}
.contact__canvas {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    z-index: 1;
    opacity: 0.3;
}
.contact__container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.contact__title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin: 16px 0 20px;
}
.contact__desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 28px;
}
.contact__trust {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.contact__trust-item {
    display: flex; align-items: center; gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}
.contact__trust-icon {
    width: 22px; height: 22px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    background: rgba(0,212,255,0.1);
    color: var(--cyan);
    font-size: 0.7rem;
}

.contact__form {
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.contact__field {
    position: relative;
}
.contact__field input,
.contact__field select {
    width: 100%;
    padding: 16px 0 8px;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-card);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text-primary);
    outline: none;
    transition: border-color 0.3s;
}
.contact__field select { cursor: pointer; }
.contact__field select option { background: var(--bg-card); color: var(--text-primary); }
.contact__field input:focus,
.contact__field select:focus {
    border-color: var(--cyan);
}
.contact__field label {
    position: absolute;
    left: 0; top: 16px;
    font-size: 0.88rem;
    color: var(--text-muted);
    pointer-events: none;
    transition: all 0.3s var(--ease-out-expo);
}
.contact__field input:focus + label,
.contact__field input:not(:placeholder-shown) + label,
.contact__field select:focus + label,
.contact__field select:valid + label {
    top: -2px;
    font-size: 0.7rem;
    color: var(--cyan);
}
.contact__field-line {
    position: absolute;
    bottom: 0; left: 0;
    width: 0; height: 2px;
    background: linear-gradient(to right, var(--cyan), var(--magenta));
    transition: width 0.4s var(--ease-out-expo);
}
.contact__field input:focus ~ .contact__field-line,
.contact__field select:focus ~ .contact__field-line {
    width: 100%;
}

/* ── FOOTER ── */
.footer {
    padding: 60px 0 30px;
    background: var(--bg-deep);
    border-top: 1px solid var(--border-subtle);
}
.footer__container {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 60px;
}
.footer__tagline {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 12px;
    line-height: 1.6;
    max-width: 300px;
}
.footer__links {
    display: flex;
    gap: 80px;
}
.footer__col h4 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.88rem;
    margin-bottom: 16px;
    color: var(--text-primary);
}
.footer__col a {
    display: block;
    padding: 5px 0;
    color: var(--text-muted);
    font-size: 0.88rem;
    transition: color 0.3s;
}
.footer__col a:hover { color: var(--cyan); }
.footer__bottom {
    grid-column: 1 / -1;
    text-align: center;
    padding-top: 30px;
    margin-top: 30px;
    border-top: 1px solid var(--border-subtle);
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* ═══════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════ */
@media (max-width: 1024px) {
    .services__grid { grid-template-columns: 1fr; }
    .pillar-panel { grid-template-columns: 1fr; }
    .pillar-panel__visual { max-height: 350px; }
    .contact__container { grid-template-columns: 1fr; gap: 48px; }
    .footer__container { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 768px) {
    .nav__links, .nav__cta { display: none; }
    .nav__mobile-toggle { display: flex; }
    .hero__title-line { font-size: clamp(2rem, 8vw, 3.2rem); }
    .hero__metrics { gap: 24px; }
    .process__timeline { padding-left: 48px; }
    .pillars__nav { gap: 6px; }
    .pillars__nav-btn { padding: 8px 16px; font-size: 0.78rem; }
    .proof__card { width: 320px; }
    .footer__links { flex-direction: column; gap: 30px; }
    
    /* Mobile menu */
    .nav.mobile-open .nav__links {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%; left: 0; right: 0;
        background: rgba(6,6,14,0.95);
        backdrop-filter: blur(20px);
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--border-subtle);
    }
    .nav.mobile-open .nav__mobile-toggle span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .nav.mobile-open .nav__mobile-toggle span:nth-child(2) { opacity: 0; }
    .nav.mobile-open .nav__mobile-toggle span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
}