/* =========================================================================
   DRAKESTONE - Production ML Inference Infrastructure
   Comprehensive Stylesheet
   Based on Maps Music "Good Sound" Design Specification
   ========================================================================= */

/* -------------------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   ------------------------------------------------------------------------- */

:root {
    /* Primary Colors */
    --color-primary-yellow: #FFD700;
    --color-primary-yellow-light: #FFE533;
    --color-primary-yellow-dark: #CCAC00;
    --color-primary-orange: #FF8C00;
    --color-primary-black: #000000;
    --color-primary-white: #FFFFFF;

    /* Neutral Colors */
    --color-neutral-50: #FAFAFA;
    --color-neutral-100: #F5F5F5;
    --color-neutral-200: #E5E5E5;
    --color-neutral-300: #D4D4D4;
    --color-neutral-400: #A3A3A3;
    --color-neutral-500: #737373;
    --color-neutral-600: #525252;
    --color-neutral-700: #404040;
    --color-neutral-800: #262626;
    --color-neutral-900: #171717;

    /* Accent Colors */
    --color-accent-cream: #FFF8E7;
    --color-accent-cream-dark: #F5EBD6;
    --color-accent-green: #00FF88;
    --color-accent-green-dark: #00CC6E;
    --color-accent-blue: #0066FF;
    --color-accent-blue-light: #64B5F6;
    --color-accent-purple: #667EEA;
    --color-accent-red: #FF6B6B;
    --color-accent-coral: #EE5A24;

    /* Semantic Colors */
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-error: #EF4444;
    --color-info: #3B82F6;

    /* Typography */
    --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Monaco', 'Cascadia Code', 'Roboto Mono', Consolas, monospace;

    /* Font Sizes */
    --text-xs: 0.75rem;      /* 12px */
    --text-sm: 0.875rem;     /* 14px */
    --text-base: 1rem;       /* 16px */
    --text-lg: 1.125rem;     /* 18px */
    --text-xl: 1.25rem;      /* 20px */
    --text-2xl: 1.5rem;      /* 24px */
    --text-3xl: 1.875rem;    /* 30px */
    --text-4xl: 2.25rem;     /* 36px */
    --text-5xl: 3rem;        /* 48px */
    --text-6xl: 3.75rem;     /* 60px */
    --text-7xl: 4.5rem;      /* 72px */
    --text-8xl: 6rem;        /* 96px */
    --text-9xl: 8rem;        /* 128px */

    /* Font Weights */
    --font-light: 300;
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    --font-black: 900;

    /* Line Heights */
    --leading-none: 1;
    --leading-tight: 1.1;
    --leading-snug: 1.25;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-loose: 2;

    /* Letter Spacing */
    --tracking-tighter: -0.05em;
    --tracking-tight: -0.025em;
    --tracking-normal: 0;
    --tracking-wide: 0.025em;
    --tracking-wider: 0.05em;
    --tracking-widest: 0.1em;

    /* Spacing Scale (8px base) */
    --space-0: 0;
    --space-px: 1px;
    --space-0-5: 0.125rem;   /* 2px */
    --space-1: 0.25rem;      /* 4px */
    --space-1-5: 0.375rem;   /* 6px */
    --space-2: 0.5rem;       /* 8px */
    --space-2-5: 0.625rem;   /* 10px */
    --space-3: 0.75rem;      /* 12px */
    --space-3-5: 0.875rem;   /* 14px */
    --space-4: 1rem;         /* 16px */
    --space-5: 1.25rem;      /* 20px */
    --space-6: 1.5rem;       /* 24px */
    --space-7: 1.75rem;      /* 28px */
    --space-8: 2rem;         /* 32px */
    --space-9: 2.25rem;      /* 36px */
    --space-10: 2.5rem;      /* 40px */
    --space-11: 2.75rem;     /* 44px */
    --space-12: 3rem;        /* 48px */
    --space-14: 3.5rem;      /* 56px */
    --space-16: 4rem;        /* 64px */
    --space-20: 5rem;        /* 80px */
    --space-24: 6rem;        /* 96px */
    --space-28: 7rem;        /* 112px */
    --space-32: 8rem;        /* 128px */
    --space-36: 9rem;        /* 144px */
    --space-40: 10rem;       /* 160px */

    /* Layout */
    --container-max: 1400px;
    --container-narrow: 900px;
    --margin-page-desktop: 4rem;
    --margin-page-tablet: 2.5rem;
    --margin-page-mobile: 1.5rem;

    /* Borders */
    --radius-none: 0;
    --radius-sm: 0.125rem;   /* 2px */
    --radius-base: 0.25rem;  /* 4px */
    --radius-md: 0.375rem;   /* 6px */
    --radius-lg: 0.5rem;     /* 8px */
    --radius-xl: 0.75rem;    /* 12px */
    --radius-2xl: 1rem;      /* 16px */
    --radius-3xl: 1.5rem;    /* 24px */
    --radius-full: 9999px;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-base: 0 4px 8px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 6px 16px rgba(0, 0, 0, 0.1), 0 3px 6px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.06);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15), 0 8px 16px rgba(0, 0, 0, 0.08);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-yellow: 0 4px 16px rgba(255, 215, 0, 0.35);
    --shadow-yellow-lg: 0 8px 32px rgba(255, 215, 0, 0.4);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    --transition-slower: 500ms ease;
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Z-Index Scale */
    --z-base: 1;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
    --z-toast: 800;
}

/* -------------------------------------------------------------------------
   CSS Reset & Base Styles
   ------------------------------------------------------------------------- */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: var(--font-normal);
    line-height: var(--leading-normal);
    color: var(--color-neutral-800);
    background-color: var(--color-primary-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

/* Focus Styles */
:focus-visible {
    outline: 2px solid var(--color-primary-black);
    outline-offset: 2px;
}

:focus:not(:focus-visible) {
    outline: none;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-3) var(--space-6);
    background-color: var(--color-primary-black);
    color: var(--color-primary-white);
    font-weight: var(--font-semibold);
    text-decoration: none;
    z-index: var(--z-tooltip);
    border-radius: var(--radius-base);
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--space-4);
}

/* Typography Base */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: var(--font-bold);
    line-height: var(--leading-tight);
    color: var(--color-primary-black);
}

p {
    margin-bottom: var(--space-4);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

img, svg, video {
    display: block;
    max-width: 100%;
    height: auto;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

address {
    font-style: normal;
}

code {
    font-family: var(--font-mono);
    font-size: 0.9em;
}

/* Selection */
::selection {
    background-color: var(--color-primary-yellow);
    color: var(--color-primary-black);
}

/* -------------------------------------------------------------------------
   Header & Navigation
   ------------------------------------------------------------------------- */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-neutral-200);
    transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--space-4) var(--margin-page-desktop);
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.logo:hover {
    opacity: 0.8;
}

.logo__icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
}

.logo__text {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.logo__name {
    font-family: var(--font-body);
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    letter-spacing: var(--tracking-wide);
    color: var(--color-primary-black);
    line-height: 1.1;
}

.logo__tagline {
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-neutral-500);
    letter-spacing: var(--tracking-wider);
    text-transform: uppercase;
}

/* Navigation */
.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav__link {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-neutral-700);
    padding: var(--space-2) 0;
    position: relative;
    transition: color var(--transition-fast);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary-yellow);
    transition: width var(--transition-base);
}

.nav__link:hover {
    color: var(--color-primary-black);
}

.nav__link:hover::after {
    width: 100%;
}

.nav__link--cta {
    padding: var(--space-2-5) var(--space-5);
    background-color: var(--color-primary-yellow);
    color: var(--color-primary-black);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-base);
    box-shadow: var(--shadow-yellow);
    transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav__link--cta::after {
    display: none;
}

.nav__link--cta:hover {
    background-color: var(--color-primary-yellow-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-yellow-lg);
}

/* Mobile Navigation Toggle */
.nav__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    gap: 5px;
    cursor: pointer;
    z-index: var(--z-fixed);
}

.nav__toggle-bar {
    width: 24px;
    height: 2px;
    background-color: var(--color-primary-black);
    border-radius: var(--radius-full);
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* -------------------------------------------------------------------------
   Hero Section
   ------------------------------------------------------------------------- */

.hero {
    padding-top: 80px; /* Account for fixed header */
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: var(--color-primary-white);
}

/* Visual Grid */
.hero__visual-grid {
    width: 100%;
    overflow: hidden;
    background-color: var(--color-neutral-100);
}

.hero__grid-container {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 4px;
    max-width: 100%;
    aspect-ratio: 5 / 2;
}

.hero__grid-item {
    position: relative;
    overflow: hidden;
    background-color: var(--color-neutral-900);
    animation: fadeInScale 0.6s ease forwards;
    animation-delay: var(--delay, 0s);
    opacity: 0;
    transform: scale(0.95);
}

@keyframes fadeInScale {
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.hero__grid-svg {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero__grid-item:hover {
    z-index: 2;
}

.hero__grid-item:hover .hero__grid-svg {
    transform: scale(1.05);
    transition: transform var(--transition-slow);
}

/* Animated elements in grid */
.hero__scale-server {
    animation: pulse 2s ease-in-out infinite;
}

.hero__scale-led {
    animation: blink 1s ease-in-out infinite;
}

.hero__stream-bar {
    animation: stream 2s ease-in-out infinite;
}

.hero__cursor {
    animation: blink 1s step-end infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

@keyframes stream {
    0% { width: 0; }
    50% { width: 95px; }
    100% { width: 140px; }
}

/* Hero Content */
.hero__content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--space-16) var(--margin-page-desktop);
    text-align: center;
}

.hero__headline {
    font-family: var(--font-display);
    font-size: clamp(3rem, 10vw, 7.5rem);
    font-weight: var(--font-black);
    line-height: 1;
    letter-spacing: -0.03em;
    color: var(--color-primary-black);
    margin-bottom: var(--space-6);
}

.hero__quote {
    color: var(--color-primary-yellow);
}

.hero__subheadline {
    font-family: var(--font-body);
    font-size: clamp(var(--text-lg), 2.5vw, var(--text-2xl));
    font-weight: var(--font-normal);
    color: var(--color-neutral-600);
    max-width: 600px;
    margin: 0 auto;
}

/* -------------------------------------------------------------------------
   Mission Section
   ------------------------------------------------------------------------- */

.mission {
    background-color: var(--color-accent-cream);
    padding: var(--space-24) var(--margin-page-desktop);
}

.mission__container {
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.mission__content {
    text-align: left;
}

.mission__tagline {
    font-family: var(--font-body);
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-primary-black);
    margin-bottom: var(--space-6);
    letter-spacing: var(--tracking-tight);
}

.mission__description {
    font-size: var(--text-lg);
    line-height: var(--leading-relaxed);
    color: var(--color-neutral-700);
    margin-bottom: var(--space-6);
}

.mission__description:last-child {
    margin-bottom: 0;
}

/* -------------------------------------------------------------------------
   Section Heading
   ------------------------------------------------------------------------- */

.section-heading {
    font-family: var(--font-display);
    font-size: clamp(var(--text-4xl), 5vw, var(--text-6xl));
    font-weight: var(--font-bold);
    color: var(--color-primary-black);
    margin-bottom: var(--space-12);
    position: relative;
    display: inline-block;
}

.section-heading__underline {
    display: block;
    width: 100%;
    height: 4px;
    background-color: var(--color-primary-yellow);
    margin-top: var(--space-4);
    border-radius: var(--radius-full);
}

.section-heading--light {
    color: var(--color-primary-black);
}

/* -------------------------------------------------------------------------
   Capabilities / Tabs Section
   ------------------------------------------------------------------------- */

.capabilities {
    padding: var(--space-24) var(--margin-page-desktop);
    background-color: var(--color-primary-white);
}

.capabilities__container {
    max-width: var(--container-max);
    margin: 0 auto;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--color-neutral-200);
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    margin-bottom: var(--space-8);
}

.tabs::-webkit-scrollbar {
    display: none;
}

.tab {
    padding: var(--space-4) var(--space-6);
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-500);
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    transition: color var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
    margin-bottom: -2px;
}

.tab:hover {
    color: var(--color-primary-black);
    background-color: var(--color-neutral-100);
}

.tab--active {
    color: var(--color-primary-black);
    border-bottom-color: var(--color-primary-yellow);
    background-color: var(--color-accent-cream);
}

.tab:focus-visible {
    outline: 2px solid var(--color-primary-black);
    outline-offset: -2px;
}

/* Tab Panels */
.tab-panels {
    position: relative;
}

.tab-panel {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-panel--active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-panel__content {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

/* Feature Cards */
.feature-card {
    background-color: var(--color-primary-white);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.feature-card:hover {
    box-shadow: var(--shadow-lg);
}

.feature-card--highlighted {
    background-color: var(--color-accent-cream);
    border: none;
    border-left: 4px solid var(--color-primary-yellow);
}

.feature-card__title {
    font-family: var(--font-body);
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-primary-black);
    margin-bottom: var(--space-4);
}

.feature-card__subtitle {
    font-family: var(--font-body);
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--color-primary-black);
    margin-bottom: var(--space-4);
}

.feature-card__description {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--color-neutral-700);
    margin-bottom: var(--space-6);
}

.feature-card__details h4 {
    font-family: var(--font-body);
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-primary-black);
    margin-bottom: var(--space-4);
}

/* Feature List */
.feature-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.feature-list__item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.feature-list__icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--color-accent-green);
    margin-top: 2px;
}

.feature-list__icon svg {
    width: 100%;
    height: 100%;
}

.feature-list__text {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--color-neutral-700);
}

.feature-list__text strong {
    color: var(--color-primary-black);
    font-weight: var(--font-semibold);
}

/* Architecture Grid */
.architecture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-6);
}

.architecture-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-5);
    background-color: var(--color-neutral-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-neutral-200);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.architecture-item:hover {
    border-color: var(--color-primary-yellow);
    box-shadow: var(--shadow-base);
}

.architecture-item__icon {
    width: 48px;
    height: 48px;
    color: var(--color-primary-yellow);
}

.architecture-item__name {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-primary-black);
}

.architecture-item__examples {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
    line-height: var(--leading-relaxed);
}

/* Cloud Grid */
.cloud-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-6);
}

.cloud-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-3);
    padding: var(--space-6);
    background-color: var(--color-neutral-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-neutral-200);
    transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.cloud-item:hover {
    border-color: var(--color-primary-yellow);
    transform: translateY(-4px);
}

.cloud-item__logo {
    width: 64px;
    height: 64px;
    color: var(--color-primary-black);
}

.cloud-item__name {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-primary-black);
}

.cloud-item__regions {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
}

.cloud-item__gpus {
    font-size: var(--text-xs);
    color: var(--color-neutral-500);
    font-family: var(--font-mono);
}

/* Benchmark Grid */
.benchmark-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-4);
    margin-top: var(--space-6);
}

.benchmark-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-5);
    background-color: var(--color-neutral-900);
    border-radius: var(--radius-lg);
    text-align: center;
}

.benchmark-item__model {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-primary-yellow);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

.benchmark-item__metric {
    font-size: var(--text-xs);
    color: var(--color-neutral-400);
}

.benchmark-item__value {
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    color: var(--color-accent-green);
    font-family: var(--font-mono);
}

.benchmark-item__unit {
    font-size: var(--text-sm);
    color: var(--color-neutral-300);
}

.benchmark-item__hardware {
    font-size: var(--text-xs);
    color: var(--color-neutral-500);
    margin-top: var(--space-2);
    font-family: var(--font-mono);
}

/* Integration Grid */
.integration-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-top: var(--space-4);
}

.integration-item {
    padding: var(--space-2) var(--space-4);
    background-color: var(--color-neutral-100);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-neutral-700);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.integration-item:hover {
    background-color: var(--color-primary-yellow);
    color: var(--color-primary-black);
}

/* Code Example */
.code-example {
    margin-top: var(--space-6);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-color: var(--color-neutral-900);
}

.code-example__header {
    padding: var(--space-3) var(--space-4);
    background-color: var(--color-neutral-800);
    border-bottom: 1px solid var(--color-neutral-700);
}

.code-example__language {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-400);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
}

.code-example__code {
    padding: var(--space-6);
    margin: 0;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
    color: var(--color-neutral-100);
    overflow-x: auto;
}

.code-keyword { color: #FF79C6; }
.code-string { color: #A5D6A7; }
.code-comment { color: #6A9955; }
.code-number { color: #BD93F9; }
.code-builtin { color: #8BE9FD; }

/* -------------------------------------------------------------------------
   Technology Section
   ------------------------------------------------------------------------- */

.technology {
    padding: var(--space-24) var(--margin-page-desktop);
    background-color: var(--color-neutral-50);
}

.technology__container {
    max-width: var(--container-max);
    margin: 0 auto;
}

.technology__intro {
    max-width: var(--container-narrow);
    margin-bottom: var(--space-16);
}

.technology__description {
    font-size: var(--text-lg);
    line-height: var(--leading-relaxed);
    color: var(--color-neutral-700);
}

/* Architecture Diagram */
.architecture-diagram {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding: var(--space-8);
    background-color: var(--color-primary-white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-neutral-200);
    margin-bottom: var(--space-16);
}

.architecture-diagram__layer {
    width: 100%;
    max-width: 600px;
}

.architecture-diagram__layer--wide {
    max-width: 800px;
}

.architecture-diagram__layer--top,
.architecture-diagram__layer--bottom {
    max-width: 500px;
}

.architecture-diagram__box {
    padding: var(--space-5);
    background-color: var(--color-neutral-100);
    border: 1px solid var(--color-neutral-300);
    border-radius: var(--radius-lg);
    text-align: center;
}

.architecture-diagram__box--primary {
    background-color: var(--color-accent-cream);
    border-color: var(--color-primary-yellow);
}

.architecture-diagram__box--highlight {
    background-color: var(--color-neutral-900);
    border-color: var(--color-primary-yellow);
    border-width: 2px;
}

.architecture-diagram__box--highlight .architecture-diagram__label {
    color: var(--color-primary-yellow);
}

.architecture-diagram__box--highlight .architecture-diagram__subbox {
    background-color: var(--color-neutral-800);
    color: var(--color-primary-white);
}

.architecture-diagram__label {
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    color: var(--color-primary-black);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    margin-bottom: var(--space-3);
}

.architecture-diagram__items {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.architecture-diagram__items span {
    padding: var(--space-1-5) var(--space-3);
    background-color: var(--color-primary-white);
    border-radius: var(--radius-base);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-neutral-700);
}

.architecture-diagram__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
    margin-top: var(--space-3);
}

.architecture-diagram__grid--dense {
    grid-template-columns: repeat(3, 1fr);
}

.architecture-diagram__subbox {
    padding: var(--space-3);
    background-color: var(--color-primary-white);
    border-radius: var(--radius-base);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
}

.architecture-diagram__gpus {
    margin-top: var(--space-3);
    font-size: var(--text-xs);
    color: var(--color-neutral-500);
    font-family: var(--font-mono);
}

.architecture-diagram__connector {
    width: 100px;
    height: 24px;
    color: var(--color-neutral-400);
}

/* Tech Features Grid */
.technology__features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-8);
}

.tech-feature {
    padding: var(--space-6);
    background-color: var(--color-primary-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-neutral-200);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.tech-feature:hover {
    border-color: var(--color-primary-yellow);
    box-shadow: var(--shadow-md);
}

.tech-feature__icon {
    width: 48px;
    height: 48px;
    color: var(--color-primary-yellow);
    margin-bottom: var(--space-4);
}

.tech-feature__title {
    font-family: var(--font-body);
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--color-primary-black);
    margin-bottom: var(--space-3);
}

.tech-feature__description {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--color-neutral-600);
    margin: 0;
}

/* -------------------------------------------------------------------------
   Use Cases Section
   ------------------------------------------------------------------------- */

.use-cases {
    padding: var(--space-24) var(--margin-page-desktop);
    background-color: var(--color-accent-cream);
}

.use-cases__container {
    max-width: var(--container-max);
    margin: 0 auto;
}

.use-cases__intro {
    font-size: var(--text-lg);
    line-height: var(--leading-relaxed);
    color: var(--color-neutral-700);
    max-width: var(--container-narrow);
    margin-bottom: var(--space-12);
}

.use-cases__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-8);
}

/* Use Case Card */
.use-case-card {
    background-color: var(--color-primary-white);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.use-case-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.use-case-card__icon {
    width: 64px;
    height: 64px;
    color: var(--color-primary-yellow);
    margin-bottom: var(--space-5);
}

.use-case-card__title {
    font-family: var(--font-body);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-primary-black);
    margin-bottom: var(--space-4);
}

.use-case-card__description {
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--color-neutral-600);
    margin-bottom: var(--space-5);
}

.use-case-card__features {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.use-case-card__features li {
    font-size: var(--text-sm);
    color: var(--color-neutral-700);
    padding-left: var(--space-5);
    position: relative;
}

.use-case-card__features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    background-color: var(--color-primary-yellow);
    border-radius: var(--radius-full);
}

/* -------------------------------------------------------------------------
   Security Section
   ------------------------------------------------------------------------- */

.security {
    padding: var(--space-24) var(--margin-page-desktop);
    background-color: var(--color-primary-white);
}

.security__container {
    max-width: var(--container-max);
    margin: 0 auto;
}

.security__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: start;
}

.security__description {
    max-width: 600px;
}

.security__description p {
    font-size: var(--text-lg);
    line-height: var(--leading-relaxed);
    color: var(--color-neutral-700);
}

.security__certifications {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

/* Certification Badge */
.certification-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-3);
    padding: var(--space-6);
    background-color: var(--color-neutral-50);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-neutral-200);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.certification-badge:hover {
    border-color: var(--color-primary-yellow);
    box-shadow: var(--shadow-base);
}

.certification-badge__icon {
    width: 48px;
    height: 48px;
    color: var(--color-primary-yellow);
}

.certification-badge__name {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--color-primary-black);
}

.certification-badge__description {
    font-size: var(--text-sm);
    color: var(--color-neutral-600);
    line-height: var(--leading-relaxed);
}

/* -------------------------------------------------------------------------
   Contact Section
   ------------------------------------------------------------------------- */

.contact {
    padding: var(--space-24) var(--margin-page-desktop);
    background-color: var(--color-neutral-900);
}

.contact__container {
    max-width: var(--container-max);
    margin: 0 auto;
}

.contact__content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-16);
    align-items: start;
}

.contact__info {
    color: var(--color-primary-white);
}

.contact__info .section-heading {
    color: var(--color-primary-white);
}

.contact__description {
    font-size: var(--text-lg);
    line-height: var(--leading-relaxed);
    color: var(--color-neutral-300);
    margin-bottom: var(--space-8);
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.contact__detail {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.contact__detail-label {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-primary-yellow);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
}

.contact__detail-value {
    font-size: var(--text-lg);
    color: var(--color-primary-white);
}

.contact__detail-value:hover {
    color: var(--color-primary-yellow);
}

/* Contact Form */
.contact__form-wrapper {
    background-color: var(--color-primary-white);
    border-radius: var(--radius-xl);
    padding: var(--space-10);
    box-shadow: var(--shadow-xl);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.contact-form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
}

.contact-form__field {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.contact-form__label {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-neutral-700);
}

.contact-form__label .required {
    color: var(--color-error);
}

.contact-form__input,
.contact-form__select,
.contact-form__textarea {
    padding: var(--space-3-5) var(--space-4);
    font-family: var(--font-body);
    font-size: var(--text-base);
    color: var(--color-neutral-800);
    background-color: var(--color-neutral-50);
    border: 1px solid var(--color-neutral-300);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.contact-form__input::placeholder,
.contact-form__textarea::placeholder {
    color: var(--color-neutral-400);
}

.contact-form__input:focus,
.contact-form__select:focus,
.contact-form__textarea:focus {
    outline: none;
    border-color: var(--color-primary-yellow);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.2);
}

.contact-form__textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form__select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23737373' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-4) center;
    padding-right: var(--space-12);
}

.contact-form__submit {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
    margin-top: var(--space-2);
}

.contact-form__note {
    font-size: var(--text-sm);
    color: var(--color-neutral-500);
    margin: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3-5) var(--space-8);
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    border: none;
    border-radius: var(--radius-base);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn--primary {
    background-color: var(--color-primary-yellow);
    color: var(--color-primary-black);
    box-shadow: var(--shadow-yellow);
}

.btn--primary:hover {
    background-color: var(--color-primary-yellow-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-yellow-lg);
}

.btn--primary:active {
    transform: translateY(0);
}

.btn--large {
    padding: var(--space-4) var(--space-10);
    font-size: var(--text-lg);
}

.btn__icon {
    width: 20px;
    height: 20px;
}

/* -------------------------------------------------------------------------
   Footer
   ------------------------------------------------------------------------- */

.footer {
    background-color: var(--color-primary-yellow);
}

.footer__accent {
    padding: var(--space-24) var(--margin-page-desktop) var(--space-16);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.footer__logo-large {
    margin-bottom: var(--space-8);
}

.footer__logo-icon {
    width: 120px;
    height: 120px;
}

.footer__brand-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
}

.footer__script {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    color: var(--color-primary-black);
    line-height: 1;
}

.footer__script--large {
    font-size: clamp(var(--text-5xl), 10vw, var(--text-8xl));
    font-weight: var(--font-black);
    letter-spacing: -0.02em;
}

.footer__content {
    background-color: var(--color-primary-black);
    padding: var(--space-12) var(--margin-page-desktop);
}

.footer__main {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-8);
    padding-bottom: var(--space-8);
    border-bottom: 1px solid var(--color-neutral-800);
}

.footer__company {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--color-primary-white);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    letter-spacing: var(--tracking-wide);
}

.footer__logo:hover {
    color: var(--color-primary-yellow);
}

.footer__logo-small {
    width: 36px;
    height: 36px;
}

.footer__tagline {
    font-size: var(--text-sm);
    color: var(--color-neutral-500);
    margin: 0;
}

.footer__nav {
    display: flex;
    gap: var(--space-8);
}

.footer__link {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-neutral-400);
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--color-primary-yellow);
}

.footer__bottom {
    max-width: var(--container-max);
    margin: 0 auto;
    padding-top: var(--space-8);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer__legal {
    margin: 0;
}

.footer__copyright {
    font-size: var(--text-sm);
    color: var(--color-neutral-500);
}

.footer__address {
    font-size: var(--text-sm);
    color: var(--color-neutral-500);
    margin: 0;
}

.footer__address a {
    color: var(--color-neutral-400);
    transition: color var(--transition-fast);
}

.footer__address a:hover {
    color: var(--color-primary-yellow);
}

/* -------------------------------------------------------------------------
   Responsive Styles
   ------------------------------------------------------------------------- */

/* Tablet and below */
@media (max-width: 1024px) {
    :root {
        --margin-page-desktop: var(--margin-page-tablet);
    }

    .hero__grid-container {
        grid-template-columns: repeat(3, 1fr);
        grid-template-rows: auto;
        aspect-ratio: 3 / 2;
    }

    .hero__grid-item:nth-child(n+10) {
        display: none;
    }

    .security__content {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }

    .contact__content {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }

    .architecture-diagram__grid--dense {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile navigation */
@media (max-width: 768px) {
    :root {
        --margin-page-desktop: var(--margin-page-mobile);
    }

    .header__container {
        padding: var(--space-3) var(--margin-page-mobile);
    }

    .nav__toggle {
        display: flex;
    }

    .nav__menu {
        position: fixed;
        top: 0;
        right: 0;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        padding: var(--space-24) var(--space-8) var(--space-8);
        background-color: var(--color-primary-white);
        box-shadow: var(--shadow-2xl);
        transform: translateX(100%);
        transition: transform var(--transition-base);
        z-index: var(--z-modal);
    }

    .nav__menu.is-open {
        transform: translateX(0);
    }

    .nav__link {
        width: 100%;
        padding: var(--space-4) 0;
        font-size: var(--text-lg);
        border-bottom: 1px solid var(--color-neutral-100);
    }

    .nav__link--cta {
        width: 100%;
        text-align: center;
        margin-top: var(--space-4);
        border-bottom: none;
    }

    .hero__headline {
        font-size: clamp(2.5rem, 12vw, 4rem);
    }

    .hero__grid-container {
        grid-template-columns: repeat(2, 1fr);
        aspect-ratio: 1;
    }

    .hero__grid-item:nth-child(n+7) {
        display: none;
    }

    .tabs {
        gap: var(--space-1);
    }

    .tab {
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-sm);
    }

    .feature-card {
        padding: var(--space-6);
    }

    .use-cases__grid {
        grid-template-columns: 1fr;
    }

    .contact-form__row {
        grid-template-columns: 1fr;
    }

    .contact__form-wrapper {
        padding: var(--space-6);
    }

    .footer__main {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-6);
    }

    .footer__nav {
        flex-direction: column;
        gap: var(--space-4);
    }

    .footer__bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3);
    }

    .footer__script--large {
        font-size: var(--text-5xl);
    }

    .security__certifications {
        grid-template-columns: 1fr;
    }

    .architecture-diagram__grid,
    .architecture-diagram__grid--dense {
        grid-template-columns: 1fr;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .logo__tagline {
        display: none;
    }

    .hero__content {
        padding: var(--space-10) var(--margin-page-mobile);
    }

    .architecture-grid,
    .cloud-grid,
    .benchmark-grid {
        grid-template-columns: 1fr;
    }

    .btn--large {
        width: 100%;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .hero__grid-item {
        opacity: 1;
        transform: none;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --color-neutral-200: #999;
        --color-neutral-300: #777;
        --color-neutral-400: #555;
    }

    .feature-card,
    .use-case-card,
    .tech-feature,
    .certification-badge {
        border-width: 2px;
    }
}

/* Dark mode support (optional) */
@media (prefers-color-scheme: dark) {
    /* Add dark mode styles if needed */
}

/* Print styles */
@media print {
    .header,
    .nav,
    .hero__visual-grid,
    .footer__accent {
        display: none;
    }

    body {
        font-size: 12pt;
        color: #000;
        background: #fff;
    }

    .hero {
        padding-top: 0;
        min-height: auto;
    }

    a {
        text-decoration: underline;
    }

    a[href^="http"]::after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
    }
}