/* =========================================================================
   DESIGN SYSTEM & CSS STYLESHEET — RANALU LABS (ranalulabs.me)
   ========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;600;700&display=swap');

:root {
    /* Color Palette UTSJR & RanaLu Labs */
    --primary: #00A688;
    --primary-glow: rgba(0, 166, 136, 0.4);
    --primary-dark: #00826b;
    --navy-dark: #001E3D;
    --navy-card: #0A2540;
    --cyan-accent: #0091CC;
    --electric-teal: #00FFD1;
    --slate-bg: #070D19;
    --slate-card: rgba(15, 27, 48, 0.7);
    --border-glass: rgba(255, 255, 255, 0.1);
    --border-glow: rgba(0, 166, 136, 0.3);
    
    /* Text colors */
    --text-heading: #FFFFFF;
    --text-body: #94A3B8;
    --text-muted: #64748B;
    
    /* UI Dimensions */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --shadow-glass: 0 20px 50px rgba(0, 0, 0, 0.6);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, sans-serif;
    background-color: var(--slate-bg);
    color: var(--text-body);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-heading);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, #FFFFFF 0%, var(--electric-teal) 50%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gradient-text-alt {
    background: linear-gradient(135deg, var(--cyan-accent) 0%, var(--electric-teal) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Background Effects */
.ambient-glow {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 0;
    background: 
        radial-gradient(circle at 15% 20%, rgba(0, 166, 136, 0.12) 0%, transparent 45%),
        radial-gradient(circle at 85% 70%, rgba(0, 145, 204, 0.10) 0%, transparent 50%);
}

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #FFFFFF;
    box-shadow: 0 8px 25px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 166, 136, 0.6);
    background: linear-gradient(135deg, var(--electric-teal) 0%, var(--primary) 100%);
    color: #000;
}

.btn-glass {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-heading);
    border-color: var(--border-glass);
    backdrop-filter: blur(12px);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary);
    transform: translateY(-3px);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 20px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 12px 0;
    background: rgba(7, 13, 25, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glass);
}

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

.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand-logo img {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    object-fit: cover;
    border: 1px solid var(--primary);
}

.brand-name {
    font-size: 1.3rem;
    font-weight: 800;
    color: #FFFFFF;
    letter-spacing: -0.5px;
}

.brand-domain {
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-link {
    color: var(--text-body);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--primary);
}

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    position: relative;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.badge-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 30px;
    background: rgba(0, 166, 136, 0.1);
    border: 1px solid var(--border-glow);
    color: var(--electric-teal);
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 24px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--electric-teal);
    box-shadow: 0 0 10px var(--electric-teal);
    animation: pulse 2s infinite;
}

.hero-title {
    font-size: 3.4rem;
    margin-bottom: 24px;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--text-body);
    margin-bottom: 40px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--border-glass);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: #FFFFFF;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.hero-card-preview {
    position: relative;
    border-radius: var(--radius-lg);
    background: var(--slate-card);
    border: 1px solid var(--border-glass);
    padding: 12px;
    box-shadow: var(--shadow-glass);
    backdrop-filter: blur(20px);
}

.hero-card-preview img {
    width: 100%;
    border-radius: var(--radius-md);
    display: block;
}

/* SIEEES Live Console Preview Section */
.section-title-area {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-subtitle {
    color: var(--primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: 0.85rem;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section-desc {
    color: var(--text-body);
    font-size: 1.05rem;
}

.console-mock-wrapper {
    background: #030712;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-glass);
    box-shadow: var(--shadow-glass);
    overflow: hidden;
    margin: 40px 0;
}

.console-topbar {
    background: #111827;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #1F2937;
}

.console-dots {
    display: flex;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot-red { background-color: #EF4444; }
.dot-yellow { background-color: #F59E0B; }
.dot-green { background-color: #10B981; }

.console-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: #9CA3AF;
}

.console-body {
    padding: 24px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    color: #D1D5DB;
    line-height: 1.7;
    min-height: 380px;
    overflow-x: auto;
}

.terminal-line {
    margin-bottom: 6px;
}

.t-teal { color: #00A688; font-weight: bold; }
.t-blue { color: #0091CC; font-weight: bold; }
.t-green { color: #10B981; font-weight: bold; }
.t-yellow { color: #F59E0B; }
.t-red { color: #EF4444; font-weight: bold; }
.t-gray { color: #6B7280; }
.t-white { color: #FFFFFF; font-weight: bold; }

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.feature-card {
    background: var(--slate-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 32px;
    transition: var(--transition);
    backdrop-filter: blur(12px);
}

.feature-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: 0 16px 40px rgba(0, 166, 136, 0.15);
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: rgba(0, 166, 136, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--electric-teal);
    font-size: 1.5rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-body);
    font-size: 0.95rem;
}

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

.team-card {
    background: var(--slate-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 32px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.team-card:hover {
    transform: translateY(-6px);
    border-color: var(--cyan-accent);
}

.team-avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary), var(--cyan-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    color: #FFFFFF;
    box-shadow: 0 8px 25px rgba(0, 166, 136, 0.3);
}

.team-name {
    font-size: 1.3rem;
    margin-bottom: 6px;
}

.team-role {
    color: var(--electric-teal);
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.team-bio {
    font-size: 0.9rem;
    color: var(--text-body);
}

/* SEAES Standards Section */
.seaes-card {
    background: linear-gradient(135deg, rgba(0, 30, 61, 0.8) 0%, rgba(10, 37, 64, 0.6) 100%);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius-lg);
    padding: 48px;
    margin: 80px 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.seaes-list {
    list-style: none;
}

.seaes-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 20px;
}

.seaes-check {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    flex-shrink: 0;
    margin-top: 2px;
}

/* Contact Section */
.contact-wrapper {
    background: var(--slate-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 48px;
    max-width: 800px;
    margin: 0 auto;
}

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

.form-label {
    display: block;
    color: var(--text-heading);
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.form-input, .form-textarea {
    width: 100%;
    padding: 14px 18px;
    background: rgba(3, 7, 18, 0.6);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    color: #FFFFFF;
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-input:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 15px var(--primary-glow);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
footer {
    border-top: 1px solid var(--border-glass);
    padding: 60px 0 30px;
    margin-top: 100px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-glass);
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Animations */
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-grid, .features-grid, .team-grid, .seaes-card {
        grid-template-columns: 1fr;
    }
}