@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
    /* Color Palette - Monochromatic Luxe Light Mode */
    --bg-main: #FFFFFF;
    --bg-deep: #F8FAFC;
    --card-bg: #FFFFFF;
    --card-bg-hover: #F8FAFC;
    --border-color: rgba(15, 23, 42, 0.06);
    --border-hover: rgba(15, 23, 42, 0.12);
    
    --text-primary: #0F172A; /* Slate 900 */
    --text-secondary: #475569; /* Slate 600 */
    --text-muted: #94A3B8; /* Slate 400 */
    
    --accent: #0052FF; /* Electric Blue */
    --accent-glow: rgba(0, 82, 255, 0.05);
    
    /* Typography */
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', SFMono-Regular, monospace;
    
    /* Double Spacing (The 2x Rule) */
    --spacing-xs: 16px;
    --spacing-sm: 32px;
    --spacing-md: 64px;
    --spacing-lg: 128px;
    --spacing-xl: 256px;
    
    --shadow-soft: 0 10px 40px rgba(15, 23, 42, 0.02);
    --shadow-deep: 0 30px 60px rgba(15, 23, 42, 0.04);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --transition: 0.35s cubic-bezier(0.25, 1, 0.5, 1);
}

html[data-theme="dark"] {
    /* Monochromatic Luxe Dark Mode (Deep Obsidian Slate) */
    --bg-main: #090D16; /* Deep Obsidian Slate */
    --bg-deep: #05070C;
    --card-bg: #0E1320;
    --card-bg-hover: #121A2C;
    --border-color: rgba(255, 255, 255, 0.04);
    --border-hover: rgba(255, 255, 255, 0.1);
    
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    
    --accent: #0052FF;
    --accent-glow: rgba(0, 82, 255, 0.15);
    
    --shadow-soft: 0 10px 40px rgba(0, 0, 0, 0.35);
    --shadow-deep: 0 30px 60px rgba(0, 0, 0, 0.6);
}

/* Global Reset & Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-body);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    position: relative;
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
}

/* Headings - Sophisticated Serif */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 500;
    line-height: 1.25;
    color: var(--text-primary);
}

/* Double Spacing Layout Grid */
.container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: var(--spacing-md) 24px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    flex-grow: 1;
}

/* Header & Hidden Full-screen Navigation Trigger */
.ops-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 16px;
    text-decoration: none;
    color: inherit;
}

.logo-icon-svg {
    transition: transform var(--transition);
}
.header-brand:hover .logo-icon-svg {
    transform: rotate(5deg) scale(1.02);
}

.brand-text h1 {
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: 2.5px;
    line-height: 1;
}

.brand-text .subtitle {
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 3.5px;
    color: var(--text-muted);
    margin-top: 6px;
}

/* Hidden persistent menu launcher styling */
.nav-trigger-wrapper {
    display: flex;
    align-items: center;
    gap: 24px;
}

.menu-toggle-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    z-index: 10001;
    color: var(--text-primary);
    transition: color var(--transition);
}

.menu-toggle-text {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-family: var(--font-body);
}

.hamburger-icon {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 22px;
}

.hamburger-line {
    height: 1.5px;
    width: 100%;
    background-color: var(--text-primary);
    transition: transform var(--transition), opacity var(--transition), background-color var(--transition);
}

/* Fullscreen Menu Overlay */
.fullscreen-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s cubic-bezier(0.25, 1, 0.5, 1);
}

html[data-theme="dark"] .fullscreen-nav-overlay {
    background: rgba(9, 13, 22, 0.98);
}

.fullscreen-nav-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.overlay-menu-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    text-align: center;
}

.overlay-nav-links {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.overlay-nav-links a {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 6vmin, 3.5rem);
    color: var(--text-primary);
    text-decoration: none;
    transition: color var(--transition), transform var(--transition);
    display: inline-block;
    font-weight: 300;
}

.overlay-nav-links a:hover {
    color: var(--accent);
    transform: scale(1.04);
}

.overlay-nav-links a.active-nav {
    color: var(--accent);
    font-style: italic;
}

.overlay-menu-footer {
    margin-top: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.theme-toggle-btn {
    background: var(--bg-deep);
    border: 1px solid var(--border-color);
    padding: 10px 24px;
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all var(--transition);
}
.theme-toggle-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* Cinematic Canvas Hero (Airy & High-End) */
.hero-section {
    padding: var(--spacing-md) 0;
    min-height: 50vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    gap: var(--spacing-sm);
}

.hero-content {
    max-width: 800px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.hero-content h2 {
    font-size: clamp(3rem, 7vmin, 5.2rem);
    font-weight: 300;
    line-height: 1.1;
    letter-spacing: -2px;
}

.hero-desc {
    font-size: clamp(1.1rem, 2.2vmin, 1.4rem);
    color: var(--text-secondary);
    font-weight: 300;
    max-width: 650px;
    line-height: 1.7;
}

.hero-actions {
    margin-top: 16px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 16px 36px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-decoration: none;
    transition: all var(--transition);
}

.btn-primary {
    background: var(--accent);
    color: #FFFFFF;
    border: 1px solid var(--accent);
    box-shadow: 0 10px 30px rgba(0, 82, 255, 0.1);
}
.btn-primary:hover {
    background: #0044D6;
    border-color: #0044D6;
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(0, 82, 255, 0.2);
}

.btn-outlined {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border-color);
}
.btn-outlined:hover {
    border-color: var(--text-primary);
    background: rgba(15, 23, 42, 0.02);
    transform: translateY(-2px);
}

/* Horizontal Core Pillars (2x Spacing) */
.pillars-section {
    margin-top: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.section-title {
    font-size: 1.8rem;
    font-family: var(--font-heading);
    letter-spacing: 3px;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: var(--spacing-sm);
    font-weight: 400;
}

.pillars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-sm);
}

.pillar-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    transition: border-color var(--transition), transform var(--transition);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.pillar-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
}

.pillar-num {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-style: italic;
    color: var(--accent);
    line-height: 1;
}

.pillar-card h3 {
    font-size: 1.4rem;
    font-weight: 500;
}

.pillar-card p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

/* Pull Quotes / Philosophy Layout */
.philosophy-layout {
    max-width: 750px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
}

.philosophy-text {
    font-size: 1.15rem;
    line-height: 1.95;
    color: var(--text-secondary);
}

.philosophy-text::first-letter {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    float: left;
    line-height: 1;
    margin-right: 12px;
    color: var(--accent);
}

.pull-quote {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vmin, 2.5rem);
    font-style: italic;
    color: var(--accent);
    border-left: 2px solid var(--accent);
    padding-left: 24px;
    margin: var(--spacing-sm) 0;
    line-height: 1.4;
    font-weight: 300;
}

/* Black-and-White Geometric Team Grid */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-sm);
}

.team-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 20px;
    transition: border-color var(--transition);
}

.team-card:hover {
    border-color: var(--accent);
}

.team-portrait-box {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    border: 1.5px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-deep);
    transition: border-color var(--transition);
}

.team-card:hover .team-portrait-box {
    border-color: var(--accent);
}

.team-info h4 {
    font-size: 1.35rem;
    font-weight: 500;
}

.team-info .role {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    font-weight: 700;
    margin-top: 4px;
}

.team-bio {
    font-size: 0.84rem;
    color: var(--text-secondary);
    margin-top: 8px;
    line-height: 1.6;
}

/* Solutions Gateway Grid */
.portal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-sm);
}

.portal-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    gap: 20px;
    text-decoration: none;
    color: inherit;
    transition: border-color var(--transition), transform var(--transition);
}

.portal-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
}

.portal-card h3 {
    font-size: 1.35rem;
    font-weight: 500;
}

.portal-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    min-height: 60px;
}

.portal-link {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent);
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* Blueprints & Innovation Lab timeline */
.blueprint-intro {
    max-width: 700px;
    margin-bottom: var(--spacing-sm);
}

.tech-journey-timeline {
    position: relative;
    padding-left: 32px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.tech-journey-timeline::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 8px;
    bottom: 8px;
    width: 1px;
    background-color: var(--border-color);
}

.timeline-node {
    position: relative;
}

.timeline-node::before {
    content: '';
    position: absolute;
    left: -32px;
    top: 8px;
    width: 17px;
    height: 17px;
    border-radius: 50%;
    background-color: var(--bg-main);
    border: 1.5px solid var(--text-muted);
    transition: border-color var(--transition), background-color var(--transition);
}

.timeline-node:hover::before {
    border-color: var(--accent);
    background-color: var(--accent-glow);
}

.timeline-header {
    display: flex;
    align-items: baseline;
    gap: 16px;
    margin-bottom: 8px;
}

.timeline-year {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--accent);
}

.timeline-title {
    font-size: 1.3rem;
    font-weight: 500;
}

.timeline-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    max-width: 600px;
}

/* Reading Mode news list */
.reading-layout {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.article-item {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.article-date {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
}

.article-item h3 {
    font-size: 1.7rem;
    font-weight: 450;
    letter-spacing: -0.5px;
}

.article-item h3 a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}
.article-item h3 a:hover {
    color: var(--accent);
}

.article-excerpt {
    font-size: 0.92rem;
    color: var(--text-secondary);
}

/* Minimalist forms */
.form-card {
    max-width: 600px;
    width: 100%;
    margin: 0 auto;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
}

.minimal-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 700;
    color: var(--text-muted);
}

.form-input {
    background: transparent;
    border: none;
    border-bottom: 1.5px solid var(--border-color);
    padding: 12px 0;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition);
}

.form-input:focus {
    border-color: var(--accent);
}

/* Modern Corporate Footer */
.ops-footer {
    margin-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    padding-top: var(--spacing-sm);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 1fr;
    gap: var(--spacing-sm);
}

.footer-col h4 {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.footer-col p {
    font-size: 0.84rem;
    color: var(--text-secondary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.84rem;
    transition: color var(--transition);
}
.footer-links a:hover {
    color: var(--accent);
}

.newsletter-form {
    display: flex;
    gap: 12px;
}

.newsletter-form input {
    flex-grow: 1;
    background: var(--bg-deep);
    border: 1.5px solid var(--border-color);
    border-radius: 50px;
    padding: 12px 24px;
    font-family: var(--font-body);
    font-size: 0.84rem;
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition);
}
.newsletter-form input:focus {
    border-color: var(--accent);
}

.footer-bottom {
    margin-top: var(--spacing-sm);
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    font-size: 0.68rem;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
}

/* Fullscreen Menu Trigger animation states */
.menu-toggle-btn.active .hamburger-line:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
}
.menu-toggle-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}
.menu-toggle-btn.active .hamburger-line:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
}