/* ==========================================================================
   AIDT Institute - Corporate Luxury Styling
   ========================================================================== */

/* CSS Reset & Variables */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

:root {
    --primary-dark: #070B19;    /* Deep Midnight Navy */
    --secondary-dark: #0F172A;  /* Slate Dark */
    --accent-gold: #D4AF37;     /* Premium Classic Gold */
    --light-gold: #E6C687;      /* Subtle Champagne Gold */
    --bg-light: #F8FAFC;        /* Clean Off-White */
    --text-dark: #0F172A;
    --text-light: #F8FAFC;
    --text-muted: #94A3B8;
    --card-bg: rgba(255, 255, 255, 0.03);
    --gold-gradient: linear-gradient(135deg, #BF953F 0%, #FCF6BA 25%, #B38728 50%, #FBF5B7 75%, #AA771C 100%);
    --dark-gradient: linear-gradient(180deg, #070B19 0%, #0F172A 100%);
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--primary-dark);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography Styles */
h1, h2, h3, .logo {
    font-family: 'Cinzel', serif;
    letter-spacing: 2px;
}

.gold-text {
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navbar Layout */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(7, 11, 25, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.15);
    transition: all 0.4s ease;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-size: 20px;
    font-weight: 700;
    text-decoration: none;
    color: var(--text-light);
    display: flex;
    flex-direction: column;
}

.logo span {
    font-size: 10px;
    letter-spacing: 4px;
    color: var(--accent-gold);
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    margin-top: -2px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 32px;
}

nav ul li a {
    text-decoration: none;
    color: var(--text-light);
    font-size: 13px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    transition: color 0.3s ease;
    position: relative;
    padding: 4px 0;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold-gradient);
    transition: width 0.3s ease;
}

nav ul li a:hover {
    color: var(--light-gold);
}

nav ul li a:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding-top: 100px;
    background: radial-gradient(circle at 50% 50%, rgba(20, 30, 65, 0.4) 0%, rgba(7, 11, 25, 1) 80%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(212,175,55,0.07)"/></svg>');
    opacity: 0.6;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    z-index: 10;
}

.hero-subtitle {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 6px;
    color: var(--accent-gold);
    margin-bottom: 24px;
    font-weight: 600;
}

.hero h1 {
    font-size: 42px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 28px;
    color: var(--text-light);
}

.hero p {
    font-size: 16px;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 40px auto;
    font-weight: 300;
}

.btn {
    display: inline-block;
    padding: 14px 36px;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 12px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 2px;
    transition: all 0.4s ease;
    cursor: pointer;
}

.btn-gold {
    background: var(--gold-gradient);
    color: var(--primary-dark);
    box-shadow: 0 4px 20px rgba(170, 119, 28, 0.3);
    border: none;
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(170, 119, 28, 0.45);
}

.btn-outline {
    border: 1px solid var(--accent-gold);
    color: var(--accent-gold);
    background: transparent;
    margin-left: 16px;
}

.btn-outline:hover {
    background: rgba(212, 175, 55, 0.05);
    color: var(--text-light);
    border-color: var(--text-light);
}

/* Section Global Setup */
section {
    padding: 100px 0;
    position: relative;
}

.section-title-block {
    text-align: center;
    margin-bottom: 64px;
}

.section-tagline {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: var(--accent-gold);
    margin-bottom: 12px;
    display: block;
    font-weight: 600;
}

.section-title {
    font-size: 30px;
    font-weight: 700;
    color: var(--text-light);
    position: relative;
    padding-bottom: 16px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: var(--gold-gradient);
}

/* About & Overview Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h3 {
    font-size: 20px;
    color: var(--light-gold);
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 20px;
    font-size: 15px;
    text-align: justify;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.stat-card {
    background: var(--card-bg);
    border: 1px solid rgba(212, 175, 55, 0.1);
    padding: 32px;
    border-radius: 4px;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    border-color: rgba(212, 175, 55, 0.4);
    transform: translateY(-5px);
    background: rgba(212, 175, 55, 0.02);
}

.stat-card h4 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-light);
    margin-bottom: 8px;
}

.stat-card p {
    font-size: 12px;
    color: var(--text-muted);
}

/* Vision & Mission Section */
.vision-mission {
    background: var(--secondary-dark);
    border-top: 1px solid rgba(212, 175, 55, 0.1);
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
}

.vision-box {
    text-align: center;
    max-width: 850px;
    margin: 0 auto 60px auto;
    padding: 40px;
    border: 1px dashed rgba(212, 175, 55, 0.25);
    background: rgba(7, 11, 25, 0.4);
    border-radius: 4px;
}

.vision-box blockquote {
    font-size: 18px;
    font-style: italic;
    color: var(--light-gold);
    line-height: 1.8;
    font-weight: 300;
}

.pillars-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.pillar-card {
    background: var(--primary-dark);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 24px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.pillar-card:hover {
    border-color: var(--accent-gold);
    transform: translateY(-5px);
}

.pillar-icon {
    font-size: 24px;
    color: var(--accent-gold);
    margin-bottom: 16px;
}

.pillar-card h4 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
    color: var(--text-light);
}

.pillar-card p {
    font-size: 13px;
    color: var(--text-muted);
}

/* Ecosystem Section */
.ecosystem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.ecosystem-card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    overflow: hidden;
    transition: all 0.4s ease;
    display: flex;
    flex-direction: column;
}

.ecosystem-card:hover {
    transform: translateY(-8px);
    border-color: rgba(212, 175, 55, 0.3);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.eco-header {
    padding: 30px 30px 15px 30px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.eco-num {
    font-family: 'Cinzel', serif;
    font-size: 28px;
    color: rgba(212, 175, 55, 0.2);
    font-weight: 700;
}

.eco-header h3 {
    font-size: 16px;
    color: var(--light-gold);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.eco-body {
    padding: 30px;
    flex-grow: 1;
}

.eco-body p {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.eco-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.eco-tag {
    font-size: 11px;
    background: rgba(212, 175, 55, 0.08);
    color: var(--light-gold);
    padding: 4px 10px;
    border-radius: 2px;
    border: 1px solid rgba(212, 175, 55, 0.15);
}

/* Differentiator Strip */
.differentiator {
    background: linear-gradient(rgba(7, 11, 25, 0.95), rgba(7, 11, 25, 0.95)), radial-gradient(var(--accent-gold), transparent 60%);
    padding: 80px 0;
    border-top: 1px solid rgba(212, 175, 55, 0.15);
    border-bottom: 1px solid rgba(212, 175, 55, 0.15);
    text-align: center;
}

.diff-container {
    max-width: 900px;
    margin: 0 auto;
}

.diff-container h2 {
    font-size: 24px;
    margin-bottom: 24px;
    color: var(--text-light);
}

.diff-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 40px;
    text-align: left;
}

.diff-item {
    padding: 24px;
    background: rgba(255,255,255,0.02);
    border-left: 3px solid var(--accent-gold);
}

.diff-item h4 {
    font-size: 14px;
    color: var(--light-gold);
    text-transform: uppercase;
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.diff-item p {
    font-size: 13px;
    color: var(--text-muted);
}

/* Leadership Section */
.leadership-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.leader-card {
    background: var(--secondary-dark);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 4px;
    padding: 32px;
    text-align: center;
    transition: all 0.3s ease;
}

.leader-card:hover {
    border-color: var(--accent-gold);
    transform: translateY(-5px);
}

.leader-avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(212,175,55,0.2) 0%, rgba(7,11,25,0.6) 100%);
    border: 2px solid var(--accent-gold);
    margin: 0 auto 24px auto;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Cinzel', serif;
    font-size: 24px;
    color: var(--light-gold);
}

.leader-card h3 {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 6px;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.leader-title {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent-gold);
    margin-bottom: 20px;
    font-weight: 500;
}

.leader-focus {
    text-align: left;
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: 16px;
}

.leader-focus h4 {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.leader-focus ul {
    list-style: none;
}

.leader-focus ul li {
    font-size: 12px;
    color: var(--text-muted);
    padding-left: 14px;
    position: relative;
    margin-bottom: 4px;
}

.leader-focus ul li::before {
    content: '•';
    color: var(--accent-gold);
    position: absolute;
    left: 0;
}

/* Legal Foundation Strip */
.legal {
    background: var(--secondary-dark);
    border-top: 1px solid rgba(212, 175, 55, 0.1);
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    padding: 60px 0;
    text-align: center;
}

.legal-flex {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
    margin-top: 24px;
}

.legal-item {
    max-width: 400px;
    background: var(--primary-dark);
    padding: 24px;
    border: 1px solid rgba(255,255,255,0.03);
    border-radius: 4px;
}

.legal-item h4 {
    color: var(--light-gold);
    font-size: 13px;
    text-transform: uppercase;
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.legal-item p {
    font-size: 12px;
    color: var(--text-muted);
}

/* Contact & Footer Section */
.contact {
    padding-bottom: 60px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h3 {
    font-size: 22px;
    color: var(--light-gold);
    margin-bottom: 20px;
}

.contact-info p {
    color: var(--text-muted);
    margin-bottom: 32px;
    font-size: 15px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-icon {
    width: 44px;
    height: 44px;
    border-radius: 2px;
    background: rgba(212, 175, 55, 0.08);
    border: 1px solid rgba(212, 175, 55, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
}

.contact-text h4 {
    font-size: 12px;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 1px;
}

.contact-text p {
    font-size: 14px;
    color: var(--text-light);
    margin: 0;
}

.contact-form {
    background: var(--secondary-dark);
    padding: 40px;
    border-radius: 4px;
    border: 1px solid rgba(255,255,255,0.05);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    background: var(--primary-dark);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 12px 16px;
    color: var(--text-light);
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    border-radius: 2px;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-gold);
}

footer {
    background: #040610;
    padding: 40px 0;
    border-top: 1px solid rgba(212, 175, 55, 0.1);
    text-align: center;
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 1px;
}

footer p {
    margin-bottom: 8px;
}

/* Responsive Design */
@media (max-width: 992px) {
    .about-grid, .contact-grid, .diff-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .ecosystem-grid, .leadership-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .pillars-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .hero h1 {
        font-size: 32px;
    }
}

@media (max-width: 600px) {
    nav {
        display: none;
    }
    .ecosystem-grid, .leadership-grid, .pillars-grid, .about-stats {
        grid-template-columns: 1fr;
    }
    .hero h1 {
        font-size: 26px;
    }
    .btn {
        display: block;
        width: 100%;
        margin: 12px 0 !important;
    }
}