@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@300;400;700;900&family=Cormorant+Garamond:ital,wght@1,300;1,600&display=swap');

:root {
    --bg: #000000;
    --text: #ffffff;
    --bg-nav: rgba(0, 0, 0, 0.8);
    --black: #000000;
    --white: #ffffff;
    --white-rgb: 255, 255, 255;
    --black-rgb: 0, 0, 0;
    --silver-light: #f5f5f7;
    --silver: #8e8e93;
    --silver-dark: #1c1c1e;
    --silver-border: rgba(255, 255, 255, 0.08);
    --font-heading: 'Outfit', sans-serif;
    --font-serif: 'Cormorant Garamond', serif;
    --font-body: 'Inter', sans-serif;
    --ease-elite: cubic-bezier(0.16, 1, 0.3, 1);
    --terminal-bg: #050505;
    --terminal-header: #0a0a0a;
}

.light-mode {
    --bg: #ffffff;
    --text: #000000;
    --bg-nav: rgba(255, 255, 255, 0.8);
    --black: #ffffff;
    --white: #000000;
    --white-rgb: 0, 0, 0;
    --black-rgb: 255, 255, 255;
    --silver-light: #1c1c1e;
    --silver: #666666;
    --silver-dark: #f5f5f7;
    --silver-border: rgba(0, 0, 0, 0.08);
    --terminal-bg: #f0f0f0;
    --terminal-header: #e5e5e5;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    transition: background-color 0.6s var(--ease-elite), color 0.6s var(--ease-elite);
}

/* Sections */
section { padding: 10rem 0; }

/* Background Texture */
.noise {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.03; pointer-events: none; z-index: 1000;
}

.silver-gradient {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at 50% -20%, var(--silver-border) 0%, transparent 60%);
    z-index: -1;
}

/* Navigation */
nav {
    position: fixed; top: 0; width: 100%;
    padding: 2.5rem 0;
    background: var(--bg-nav);
    backdrop-filter: blur(20px);
    z-index: 2000;
    border-bottom: 1px solid var(--silver-border);
    transition: background 0.6s var(--ease-elite);
}

.theme-toggle {
    cursor: pointer;
    background: none;
    border: 1px solid var(--silver-border);
    color: var(--text);
    padding: 0.5rem 1rem;
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    transition: all 0.3s var(--ease-elite);
}
.theme-toggle:hover {
    background: var(--text);
    color: var(--bg);
}

.nav-content {
    max-width: 1400px; margin: 0 auto; padding: 0 4rem;
    display: flex; justify-content: space-between; align-items: center;
}

.logo {
    font-family: var(--font-heading); font-weight: 700; font-size: 0.85rem;
    letter-spacing: 0.3em; text-transform: uppercase; color: var(--white);
    text-decoration: none;
}

.nav-links { display: flex; gap: 4rem; }
.nav-links a {
    text-decoration: none; color: var(--silver);
    font-size: 0.7rem; font-weight: 500; text-transform: uppercase;
    letter-spacing: 0.15em; transition: color 0.4s var(--ease-elite);
}
.nav-links a:hover { color: var(--white); }

/* Hero */
.hero {
    min-height: 100vh; display: flex; flex-direction: column;
    justify-content: center; align-items: center; text-align: center;
    padding: 18rem 2rem 4rem 2rem;
}

.hero-tag {
    font-size: 0.7rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.4em; color: var(--silver); margin-bottom: 2.5rem;
}

.hero h1 {
    font-family: var(--font-heading); font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 700; line-height: 1; margin-bottom: 3rem;
    letter-spacing: -0.04em;
}

.hero h1 em {
    font-family: var(--font-serif); font-style: italic; font-weight: 300;
    color: var(--silver);
}

.hero p {
    font-size: 1.15rem; color: var(--silver); max-width: 650px;
    margin: 0 auto 4.5rem auto; font-weight: 300;
}

/* Buttons */
.btn {
    padding: 1.25rem 3rem; border-radius: 0;
    font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.2em; transition: all 0.6s var(--ease-elite);
    text-decoration: none; cursor: pointer;
}

.btn-primary { background: var(--white); color: var(--black); }
.btn-primary:hover { background: var(--silver-light); transform: scale(1.05); }

.btn-outline { border: 1px solid var(--silver-border); color: var(--text); }
.btn-outline:hover { border-color: var(--text); background: var(--silver-dark); }

/* Components */
.grid-elite {
    display: grid; grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--silver-border);
    border-bottom: 1px solid var(--silver-border);
}

.grid-item {
    padding: 6rem 4rem; border-right: 1px solid var(--silver-border);
    transition: background 0.6s var(--ease-elite);
}
.grid-item:last-child { border-right: none; }
.grid-item:hover { background: var(--silver-dark); }

.grid-item h3 {
    font-family: var(--font-heading); font-size: 1.25rem; margin-bottom: 2rem;
    font-weight: 600; letter-spacing: -0.02em;
}

.grid-item p { font-size: 0.95rem; color: var(--silver); font-weight: 300; }

/* Silver Sweep Animation */
.sweep {
    position: relative; overflow: hidden;
}
.sweep::after {
    content: ''; position: absolute; top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(var(--white-rgb), 0.05), transparent);
    animation: sweep 6s infinite;
}
@keyframes sweep {
    0% { left: -100%; }
    20% { left: 200%; }
    100% { left: 200%; }
}

/* Footer */
footer {
    padding: 10rem 0 5rem 0; border-top: 1px solid var(--silver-border);
    background: var(--bg);
}

.footer-content {
    max-width: 1400px; margin: 0 auto; padding: 0 4rem;
    display: flex; justify-content: space-between; align-items: flex-start;
}

.footer-links { display: flex; gap: 8rem; }
.footer-column h4 {
    font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.2em; margin-bottom: 2.5rem; color: var(--white);
}
.footer-column a {
    display: block; text-decoration: none; color: var(--silver);
    font-size: 0.75rem; margin-bottom: 1.25rem; transition: color 0.3s;
}
.footer-column a:hover { color: var(--white); }

.footer-bottom {
    max-width: 1400px; margin: 8rem auto 0 auto; padding: 0 4rem;
    display: flex; justify-content: space-between;
    font-size: 0.7rem; color: var(--silver-border); text-transform: uppercase;
    letter-spacing: 0.2em;
}

/* Utilities */
.reveal { opacity: 0; transform: translateY(30px); transition: all 1.2s var(--ease-elite); }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* --- PHASE 1 MASSIVE EXPANSION: ENTERPRISE UI COMPONENTS --- */

/* 1. Terminal Emulator Mockups */
.terminal-window {
    background: var(--terminal-bg);
    border: 1px solid var(--silver-border);
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 40px 100px rgba(var(--black-rgb),0.8), 0 0 0 1px rgba(var(--white-rgb),0.05) inset;
    font-family: 'Fira Code', monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    margin: 4rem auto;
    max-width: 700px;
}

.terminal-header {
    display: flex;
    align-items: center;
    padding: 1rem 1.5rem;
    background: var(--terminal-header);
    border-bottom: 1px solid var(--silver-border);
}

.terminal-dots {
    display: flex;
    gap: 0.5rem;
}

.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--silver-dark);
    border: 1px solid rgba(var(--white-rgb),0.1);
}

.terminal-title {
    margin: 0 auto;
    color: var(--silver);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
}

.terminal-body {
    padding: 2rem;
    color: var(--text);
    background: var(--terminal-bg);
}

/* Syntax Highlighting */
.syn-keyword { color: #8e8e93; font-style: italic; }
.syn-function { color: var(--white); }
.syn-string { color: rgba(var(--white-rgb), 0.6); }
.syn-comment { color: rgba(var(--white-rgb), 0.3); }
.syn-operator { color: #8e8e93; }

/* 2. Enterprise Data Tables */
.data-table-wrapper {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--silver-border);
    background: var(--terminal-bg);
    margin: 4rem 0;
}

.elite-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.elite-table th, .elite-table td {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--silver-border);
}

.elite-table th {
    background: var(--silver-dark);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--silver);
    font-weight: 600;
}

.elite-table tr:last-child td {
    border-bottom: none;
}

.elite-table tr:hover td {
    background: var(--silver-dark);
}

/* 3. Segmented Controls */
.segmented-control {
    display: inline-flex;
    background: var(--terminal-bg);
    border: 1px solid var(--silver-border);
    border-radius: 4px;
    padding: 0.25rem;
    margin-bottom: 2rem;
}

.segmented-btn {
    padding: 0.75rem 2rem;
    color: var(--silver);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all 0.3s;
    border-radius: 2px;
}

.segmented-btn.active {
    background: var(--silver-dark);
    color: var(--white);
}

/* 4. Complex SVG Animation Containers */
.svg-orchestrator {
    width: 100%;
    height: 500px;
    border: 1px solid var(--silver-border);
    background: radial-gradient(circle at center, var(--silver-border) 0%, var(--terminal-bg) 70%);
    position: relative;
    overflow: hidden;
    margin: 4rem 0;
}

.svg-node {
    fill: var(--black);
    stroke: var(--silver);
    stroke-width: 1;
    transition: all 0.3s;
}

.svg-node:hover {
    fill: var(--silver-dark);
    stroke: var(--white);
}

.svg-path {
    stroke: rgba(var(--white-rgb), 0.1);
    stroke-width: 1;
    fill: none;
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: dash 5s linear infinite;
}

@keyframes dash {
    to { stroke-dashoffset: 0; }
}

/* 5. Trust Marquee (Logos) */
.trust-marquee {
    border-top: 1px solid var(--silver-border);
    border-bottom: 1px solid var(--silver-border);
    padding: 4rem 0;
    overflow: hidden;
    background: rgba(var(--white-rgb), 0.01);
    display: flex;
    align-items: center;
}

.trust-track {
    display: flex;
    gap: 6rem;
    animation: scrollLogos 30s linear infinite;
    white-space: nowrap;
}

.trust-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--silver);
    opacity: 0.5;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.trust-logo svg {
    width: 30px;
    height: 30px;
    fill: var(--silver);
}

@keyframes scrollLogos {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* 6. Deep Documentation Layout */
.docs-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 4rem;
    max-width: 1600px;
    margin: 0 auto;
    padding: 14rem 4rem 8rem 4rem;
}

.docs-sidebar {
    position: sticky;
    top: 12rem;
    height: calc(100vh - 14rem);
    overflow-y: auto;
    border-right: 1px solid var(--silver-border);
    padding-right: 2rem;
}

.docs-nav-group {
    margin-bottom: 2rem;
}

.docs-nav-title {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--white);
    margin-bottom: 1rem;
}

.docs-nav-link {
    display: block;
    font-size: 0.85rem;
    color: var(--silver);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: color 0.3s;
}

.docs-nav-link:hover, .docs-nav-link.active {
    color: var(--white);
}

.docs-content-section {
    margin-bottom: 8rem;
    border-bottom: 1px solid var(--silver-border);
    padding-bottom: 8rem;
}

/* 7. Industry Specific Headers */
.sector-header {
    height: 60vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-bottom: 1px solid var(--silver-border);
    background: radial-gradient(circle at top right, rgba(var(--white-rgb),0.05) 0%, transparent 50%);
}

/* --- PHASE 2: ANIMATIONS & MICRO-INTERACTIONS --- */

/* Staggered Reveal */
.stagger > * {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s var(--ease-elite);
}
.stagger.visible > *:nth-child(1) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.stagger.visible > *:nth-child(2) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.stagger.visible > *:nth-child(3) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }
.stagger.visible > *:nth-child(4) { transition-delay: 0.4s; opacity: 1; transform: translateY(0); }
.stagger.visible > *:nth-child(5) { transition-delay: 0.5s; opacity: 1; transform: translateY(0); }

/* Gradient Pulse */
@keyframes pulseGlow {
    0% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.05); }
    100% { opacity: 0.3; transform: scale(1); }
}
.pulse-glow {
    position: absolute;
    width: 600px; height: 600px;
    background: radial-gradient(circle, var(--silver-border) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    animation: pulseGlow 8s infinite alternate ease-in-out;
}

/* Link Underline Slide */
.slide-link {
    position: relative;
    text-decoration: none;
    display: inline-block;
}
.slide-link::after {
    content: '';
    position: absolute;
    width: 0; height: 1px;
    bottom: -4px; left: 0;
    background-color: var(--white);
    transition: width 0.3s var(--ease-elite);
}
.slide-link:hover::after {
    width: 100%;
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Hover Lift */
.hover-lift {
    transition: transform 0.4s var(--ease-elite), box-shadow 0.4s var(--ease-elite);
}
.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(var(--black-rgb),0.4);
}
.light-mode .hover-lift:hover {
    box-shadow: 0 20px 40px rgba(var(--black-rgb),0.1);
}

/* Page Load Fade */
body {
    animation: fadeIn 1s ease-out forwards;
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}


/* --- PHASE 3: MOBILE RESPONSIVENESS --- */

/* Tablet (1024px) */
@media (max-width: 1024px) {
    .nav-content { padding: 0 2rem; }
    .grid-elite { grid-template-columns: 1fr 1fr; }
    .docs-layout { grid-template-columns: 250px 1fr; gap: 2rem; padding: 6rem 2rem; }
    .footer-content { padding: 0 2rem; }
    .footer-links { gap: 4rem; }
}

/* Mobile (768px) */
@media (max-width: 768px) {
    .nav-content { padding: 0 1.5rem; }
    .nav-links { display: none; } /* Hamburger menu implementation in HTML */
    .theme-toggle { margin-left: auto; margin-right: 1rem; }
    .hero { padding: 10rem 1.5rem 4rem 1.5rem; }
    .hero h1 { font-size: 2.5rem; }
    .grid-elite { grid-template-columns: 1fr; }
    .grid-item { padding: 4rem 2rem; border-right: none; border-bottom: 1px solid var(--silver-border); }
    .grid-item:last-child { border-bottom: none; }
    .docs-layout { grid-template-columns: 1fr; }
    .docs-sidebar { position: static; height: auto; border-right: none; border-bottom: 1px solid var(--silver-border); padding-bottom: 2rem; margin-bottom: 2rem; }
    .footer-content { flex-direction: column; gap: 3rem; padding: 0 1.5rem; }
    .footer-links { flex-direction: column; gap: 2.5rem; }
    .footer-bottom { flex-direction: column; gap: 1.5rem; align-items: center; text-align: center; margin-top: 4rem; padding: 0 1.5rem; }
}


/* Mobile Navigation Engine */
.hamburger {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 100;
}

@media (max-width: 1024px) {
    .hamburger { display: block; }
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100px;
        left: 0;
        width: 100%;
        background: var(--bg-nav);
        backdrop-filter: blur(10px);
        padding: 2rem;
        border-bottom: 1px solid var(--silver-border);
        box-shadow: 0 10px 20px rgba(var(--black-rgb), 0.5);
    }
    .nav-links.active {
        display: flex;
    }
    .nav-content .btn, .nav-content .theme-toggle {
        display: none; /* Hide buttons on mobile for now to save space */
    }
}

.nav-content { max-width: 1400px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: 0 2rem; }
.nav-links { gap: 1.5rem; }
@media (max-width: 1200px) { .nav-links a { font-size: 0.8rem; } .nav-links { gap: 1rem; } }


/* Standardized Global Navigation Alignment */
nav {
    height: 100px;
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--bg-nav);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--silver-border);
}

.nav-content {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 4rem; /* Increased consistent padding */
}

.nav-links {
    display: flex;
    gap: 3rem; /* Fixed consistent gap */
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--silver);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

.nav-links a:hover {
    color: var(--white);
}

@media (max-width: 1300px) {
    .nav-content { padding: 0 2rem; }
    .nav-links { gap: 1.5rem; }
}