/* ══════════════════════════════════════════════
   ANTYRIX — Corporate Website Stylesheet
   ══════════════════════════════════════════════ */

/* ── Reset & Base ───────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --color-bg:       #050a12;
    --color-bg-alt:   #0a1020;
    --color-surface:  #0f1628;
    --color-border:   rgba(0, 212, 255, .12);
    --color-text:     #c8d6e5;
    --color-text-dim: #6b7f99;
    --color-heading:  #e8f0fa;
    --color-accent:   #00d4ff;
    --color-accent2:  #0077ff;
    --color-glow:     rgba(0, 212, 255, .25);
    --font-display:   'Rajdhani', sans-serif;
    --font-body:      'Inter', sans-serif;
    --container-max:  1140px;
    --header-h:       72px;
    --radius:         8px;
    --transition:     .3s ease;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: #fff; }
ul { list-style: none; }

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Header ─────────────────────────────────── */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    height: var(--header-h);
    background: rgba(5, 10, 18, .85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-heading);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.35rem;
    letter-spacing: .14em;
    text-transform: uppercase;
}
.logo:hover { color: var(--color-accent); }

.logo-icon {
    width: 36px;
    height: 30px;
    color: var(--color-accent);
}

.main-nav ul {
    display: flex;
    gap: 32px;
}

.main-nav a {
    color: var(--color-text-dim);
    font-size: .875rem;
    font-weight: 500;
    letter-spacing: .06em;
    text-transform: uppercase;
    transition: color var(--transition);
}
.main-nav a:hover { color: var(--color-accent); }

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: var(--transition);
}

/* ── Hero ───────────────────────────────────── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    padding-top: var(--header-h);
}

#hero-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 200px;
    background: linear-gradient(to top, var(--color-bg), transparent);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title-top {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    letter-spacing: .22em;
    color: var(--color-heading);
    line-height: 1.1;
}

.hero-subtitle {
    display: block;
    margin-top: 8px;
    font-size: clamp(.85rem, 2vw, 1.1rem);
    font-weight: 400;
    letter-spacing: .32em;
    color: var(--color-text-dim);
    text-transform: uppercase;
}

.hero-lead {
    max-width: 600px;
    margin: 28px auto 0;
    font-size: 1.1rem;
    color: var(--color-text);
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 40px;
}

/* ── Buttons ────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius);
    font-family: var(--font-body);
    font-size: .9rem;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all var(--transition);
    border: 1px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent2), var(--color-accent));
    color: #050a12;
    border-color: transparent;
}
.btn-primary:hover {
    color: #050a12;
    box-shadow: 0 0 24px var(--color-glow);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--color-accent);
    border-color: var(--color-accent);
}
.btn-outline:hover {
    background: rgba(0, 212, 255, .08);
    color: #fff;
    border-color: #fff;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1rem;
}

/* ── Scroll‐hint ────────────────────────────── */
.hero-scroll-hint {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}
.hero-scroll-hint span {
    display: block;
    width: 20px;
    height: 32px;
    border: 2px solid var(--color-text-dim);
    border-radius: 12px;
    position: relative;
}
.hero-scroll-hint span::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    width: 4px;
    height: 8px;
    margin-left: -2px;
    background: var(--color-accent);
    border-radius: 2px;
    animation: scrollPulse 1.8s ease-in-out infinite;
}
@keyframes scrollPulse {
    0%, 100% { opacity: 1; transform: translateY(0); }
    50%       { opacity: .3; transform: translateY(8px); }
}

/* ── Sections ───────────────────────────────── */
.section {
    padding: 100px 0;
    position: relative;
}
.section:nth-child(even) {
    background: var(--color-bg-alt);
}

.section-heading {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 700;
    color: var(--color-heading);
    letter-spacing: .08em;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 56px;
    position: relative;
}
.section-heading::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    margin: 16px auto 0;
    background: linear-gradient(90deg, var(--color-accent2), var(--color-accent));
    border-radius: 2px;
}

/* ── About ──────────────────────────────────── */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}
.about-text p + p { margin-top: 16px; }

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.stat {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 24px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
}
.stat-icon {
    font-size: 1.4rem;
    color: var(--color-accent);
}
.stat-label {
    font-weight: 600;
    color: var(--color-heading);
    font-size: .95rem;
    letter-spacing: .03em;
}

/* ── Pillars ────────────────────────────────── */
.pillars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 28px;
}

.pillar-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 36px 28px;
    transition: all var(--transition);
}
.pillar-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 0 30px rgba(0, 212, 255, .08);
    transform: translateY(-4px);
}

.pillar-icon {
    width: 48px;
    height: 48px;
    color: var(--color-accent);
    margin-bottom: 20px;
}

.pillar-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: .08em;
    color: var(--color-heading);
    text-transform: uppercase;
    margin-bottom: 10px;
}

.pillar-card p {
    font-size: .92rem;
    color: var(--color-text-dim);
    line-height: 1.65;
}

/* ── Approach ───────────────────────────────── */
.approach-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 32px;
}

.step {
    position: relative;
    padding: 32px 24px;
    border-left: 2px solid var(--color-border);
    transition: border-color var(--transition);
}
.step:hover { border-color: var(--color-accent); }

.step-num {
    font-family: var(--font-display);
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: 12px;
}
.step h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-heading);
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-bottom: 8px;
}
.step p {
    font-size: .9rem;
    color: var(--color-text-dim);
}

/* ── Contact ────────────────────────────────── */
.contact-inner {
    text-align: center;
}
.contact-lead {
    max-width: 520px;
    margin: 0 auto 32px;
    font-size: 1.05rem;
}

/* ── Footer ─────────────────────────────────── */
.site-footer {
    padding: 28px 0;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg);
}
.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.footer-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: .12em;
    color: var(--color-heading);
    text-transform: uppercase;
}
.footer-logo {
    width: 24px;
    height: 20px;
    color: var(--color-accent);
}
.site-footer small {
    color: var(--color-text-dim);
    font-size: .8rem;
}

/* ── Scroll reveal ──────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── Responsive ─────────────────────────────── */
@media (max-width: 768px) {
    .main-nav { display: none; }
    .mobile-toggle { display: flex; }

    .main-nav.open {
        display: flex;
        position: fixed;
        inset: var(--header-h) 0 0 0;
        background: rgba(5, 10, 18, .97);
        backdrop-filter: blur(20px);
        z-index: 99;
        align-items: center;
        justify-content: center;
    }
    .main-nav.open ul {
        flex-direction: column;
        align-items: center;
        gap: 28px;
    }
    .main-nav.open a {
        font-size: 1.1rem;
        color: var(--color-heading);
    }

    .about-grid { grid-template-columns: 1fr; }
    .hero-actions { flex-direction: column; align-items: center; }
    .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}