/* ========================================
   KILYPSO - Corporate Design System
   ======================================== */

:root {
    /* Colors - Light theme (default) */
    --color-bg: #ffffff;
    --color-bg-secondary: #f7f7fa;
    --color-bg-tertiary: #ededf2;
    --color-surface: rgba(0, 0, 0, 0.03);
    --color-surface-hover: rgba(0, 0, 0, 0.06);
    --color-border: rgba(0, 0, 0, 0.08);
    --color-border-hover: rgba(0, 0, 0, 0.15);
    --color-text: #5a5a6e;
    --color-text-muted: #8a8a9e;
    --color-text-bright: #1a1a2e;
    --color-text-white: #0f0f1a;

    /* Accent - Violet to Blue gradient */
    --color-accent: #7C3AED;
    --color-accent-bright: #6D28D9;
    --color-accent-dim: #5B21B6;
    --color-accent-subtle: rgba(124, 58, 237, 0.08);
    --color-accent-border: rgba(124, 58, 237, 0.2);

    /* Secondary accent */
    --color-secondary: #0891B2;
    --color-secondary-bright: #06B6D4;

    /* Gradients */
    --gradient-accent: linear-gradient(135deg, var(--color-accent), var(--color-accent-bright));
    --gradient-hero: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
    --gradient-text: linear-gradient(135deg, var(--color-text-white), var(--color-accent-bright));
    --gradient-card-border: linear-gradient(135deg, rgba(124, 58, 237, 0.2), rgba(109, 40, 217, 0.08), rgba(8, 145, 178, 0.15));
    --gradient-bg-radial: radial-gradient(ellipse at 50% -20%, rgba(124, 58, 237, 0.06) 0%, transparent 60%);

    /* Glass */
    --glass-bg: rgba(0, 0, 0, 0.02);
    --glass-bg-strong: rgba(0, 0, 0, 0.04);
    --glass-border: rgba(0, 0, 0, 0.06);
    --glass-blur: blur(20px);

    /* Navbar */
    --navbar-scrolled-bg: rgba(255, 255, 255, 0.85);

    /* Hero orbs */
    --orb-1: rgba(124, 58, 237, 0.06);
    --orb-2: rgba(8, 145, 178, 0.05);
    --orb-3: rgba(109, 40, 217, 0.04);

    /* Hero title gradient */
    --hero-title-gradient: linear-gradient(135deg, var(--color-text-white) 0%, var(--color-accent) 50%, var(--color-secondary) 100%);

    /* Noise opacity */
    --noise-opacity: 0.02;

    /* Grid overlay */
    --grid-line-color: rgba(0, 0, 0, 0.03);

    /* Vignette */
    --vignette-color: var(--color-bg);

    /* Mobile nav bg */
    --mobile-nav-bg: rgba(255, 255, 255, 0.97);

    /* Shadow */
    --shadow-card: 0 20px 60px rgba(0, 0, 0, 0.08);
    --shadow-card-hover: 0 24px 80px rgba(0, 0, 0, 0.12);

    /* Typography */
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
    --font-display: 'Outfit', 'Inter', system-ui, sans-serif;

    /* Spacing */
    --section-padding: 140px 0;
    --container-width: 1200px;
    --container-padding: 0 24px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.6s ease;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
}

/* Dark theme */
[data-theme="dark"] {
    --color-bg: #06060b;
    --color-bg-secondary: #0c0c14;
    --color-bg-tertiary: #111119;
    --color-surface: rgba(255, 255, 255, 0.03);
    --color-surface-hover: rgba(255, 255, 255, 0.06);
    --color-border: rgba(255, 255, 255, 0.06);
    --color-border-hover: rgba(255, 255, 255, 0.12);
    --color-text: #b4b4c0;
    --color-text-muted: #64647a;
    --color-text-bright: #f0f0f5;
    --color-text-white: #ffffff;
    --color-accent-bright: #818CF8;
    --color-accent-subtle: rgba(124, 58, 237, 0.1);
    --color-accent-border: rgba(124, 58, 237, 0.25);
    --color-secondary: #06B6D4;
    --color-secondary-bright: #22D3EE;
    --gradient-card-border: linear-gradient(135deg, rgba(124, 58, 237, 0.3), rgba(129, 140, 248, 0.1), rgba(6, 182, 212, 0.2));
    --glass-bg: rgba(255, 255, 255, 0.02);
    --glass-bg-strong: rgba(255, 255, 255, 0.04);
    --glass-border: rgba(255, 255, 255, 0.06);
    --navbar-scrolled-bg: rgba(6, 6, 11, 0.85);
    --orb-1: rgba(124, 58, 237, 0.12);
    --orb-2: rgba(6, 182, 212, 0.08);
    --orb-3: rgba(129, 140, 248, 0.06);
    --hero-title-gradient: linear-gradient(135deg, #ffffff 0%, #818CF8 50%, #22D3EE 100%);
    --noise-opacity: 0.03;
    --grid-line-color: rgba(255, 255, 255, 0.015);
    --vignette-color: #06060b;
    --mobile-nav-bg: rgba(6, 6, 11, 0.97);
    --shadow-card: 0 20px 60px rgba(0, 0, 0, 0.3);
    --shadow-card-hover: 0 24px 80px rgba(0, 0, 0, 0.4);
}

/* ========================================
   Reset & Base
   ======================================== */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
    display: block;
}

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

/* ========================================
   Animations
   ======================================== */

.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.stagger-item {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.stagger-item.visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes pulse-glow {
    0%, 100% { opacity: 0.3; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.6; transform: translate(-50%, -50%) scale(1.05); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

@keyframes rotate-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes scroll-line {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    51% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

@keyframes orb-drift-1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(60px, -40px) scale(1.1); }
    50% { transform: translate(-30px, -80px) scale(0.95); }
    75% { transform: translate(-60px, 20px) scale(1.05); }
}

@keyframes orb-drift-2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-80px, 40px) scale(1.15); }
    66% { transform: translate(40px, 60px) scale(0.9); }
}

@keyframes orb-drift-3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    20% { transform: translate(40px, 30px) scale(1.08); }
    60% { transform: translate(-50px, -30px) scale(0.92); }
    80% { transform: translate(20px, -50px) scale(1.12); }
}

/* ========================================
   Utility
   ======================================== */

.text-accent {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-label {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    padding: 6px 16px;
    border-radius: 100px;
    background: var(--color-accent-subtle);
    border: 1px solid var(--color-accent-border);
    margin-bottom: 24px;
}

/* ========================================
   Navbar
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    transition: all var(--transition-base);
}

.navbar-scrolled {
    background: var(--navbar-scrolled-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
}

.navbar-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-logo {
    display: flex;
    align-items: baseline;
    gap: 2px;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.35rem;
    letter-spacing: 0.08em;
    color: var(--color-text-white);
    transition: opacity var(--transition-fast);
}

.navbar-logo:hover {
    opacity: 0.8;
}

.logo-text {
    color: var(--color-text-white);
}

.logo-registered {
    font-size: 0.6rem;
    color: var(--color-text-muted);
    font-weight: 400;
    vertical-align: super;
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    letter-spacing: 0.01em;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gradient-accent);
    transition: width var(--transition-base);
}

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

.nav-link:hover::after {
    width: 100%;
}

.navbar-social {
    display: flex;
    align-items: center;
    gap: 8px;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
    background: transparent;
    border: 1px solid transparent;
}

.social-icon:hover {
    color: var(--color-accent-bright);
    background: var(--color-accent-subtle);
    border-color: var(--color-accent-border);
}

/* ========================================
   Hero
   ======================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: var(--color-bg);
}

.hero-noise {
    position: absolute;
    inset: 0;
    opacity: var(--noise-opacity);
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-size: 256px 256px;
    pointer-events: none;
    z-index: 1;
}

.hero-vignette {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, transparent 40%, var(--vignette-color) 100%);
    pointer-events: none;
    z-index: 2;
}

.hero-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--grid-line-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line-color) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

.hero-gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    pointer-events: none;
}

.hero-orb-1 {
    width: 600px;
    height: 600px;
    top: -10%;
    left: 20%;
    background: var(--orb-1);
    animation: orb-drift-1 20s ease-in-out infinite;
}

.hero-orb-2 {
    width: 500px;
    height: 500px;
    bottom: 0;
    right: 15%;
    background: var(--orb-2);
    animation: orb-drift-2 25s ease-in-out infinite;
}

.hero-orb-3 {
    width: 400px;
    height: 400px;
    top: 40%;
    left: 50%;
    background: var(--orb-3);
    animation: orb-drift-3 18s ease-in-out infinite;
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 900px;
    padding: 0 24px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 24px;
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    background: var(--color-accent-subtle);
    border: 1px solid var(--color-accent-border);
    margin-bottom: 40px;
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(124, 58, 237, 0.4); }
    50% { opacity: 0.6; box-shadow: 0 0 0 6px rgba(124, 58, 237, 0); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(4.5rem, 14vw, 10rem);
    font-weight: 900;
    line-height: 0.85;
    letter-spacing: 0.06em;
    margin-bottom: 24px;
    background: var(--hero-title-gradient);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 6s ease infinite;
    filter: drop-shadow(0 0 80px rgba(124, 58, 237, 0.25));
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-title.revealed {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.hero-tagline {
    font-family: var(--font-display);
    font-size: clamp(0.85rem, 2vw, 1.15rem);
    font-weight: 500;
    letter-spacing: 0.35em;
    color: var(--color-text-muted);
    margin-bottom: 32px;
}

.hero-divider {
    width: 60px;
    height: 1px;
    background: var(--gradient-accent);
    margin: 0 auto 32px;
    opacity: 0.5;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--color-text);
    max-width: 600px;
    margin: 0 auto 48px;
    line-height: 1.8;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.hero-scroll-indicator span {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    color: var(--color-text-muted);
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: var(--gradient-accent);
    animation: scroll-line 2s ease-in-out infinite;
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: var(--radius-md);
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--color-text-white);
    box-shadow: 0 0 40px rgba(124, 58, 237, 0.2), 0 4px 20px rgba(124, 58, 237, 0.15);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 60px rgba(124, 58, 237, 0.3), 0 8px 30px rgba(124, 58, 237, 0.25);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent-bright);
    background: var(--color-accent-subtle);
    transform: translateY(-2px);
}

.btn-large {
    padding: 18px 44px;
    font-size: 0.9rem;
}

.btn-project {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
    padding: 12px 24px;
    gap: 8px;
    margin-top: auto;
    font-size: 0.8rem;
}

.btn-rp:hover {
    border-color: var(--color-rp);
    color: var(--color-rp-bright);
    background: rgba(161, 98, 230, 0.08);
}

.btn-gw:hover {
    border-color: var(--color-gw);
    color: var(--color-gw-bright);
    background: rgba(0, 229, 160, 0.08);
}

/* ========================================
   Sections
   ======================================== */

.section {
    padding: var(--section-padding);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 72px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--color-text-bright);
    letter-spacing: 0.02em;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.7;
    font-weight: 300;
}

/* ========================================
   About
   ======================================== */

.about {
    background: var(--color-bg);
    overflow: hidden;
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-content {
    max-width: 520px;
}

.about-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 800;
    color: var(--color-text-bright);
    line-height: 1.2;
    margin-bottom: 28px;
}

.about-text {
    font-size: 1rem;
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: 20px;
    font-weight: 300;
}

.about-signature {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 36px;
    padding-top: 28px;
    border-top: 1px solid var(--color-border);
}

.signature-line {
    width: 40px;
    height: 2px;
    background: var(--gradient-accent);
    border-radius: 1px;
}

.signature-text {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    letter-spacing: 0.04em;
    font-weight: 500;
}

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    max-width: 320px;
}

.about-card {
    padding: 24px 28px;
    border-radius: var(--radius-lg);
    background: var(--glass-bg-strong);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all var(--transition-base);
}

.about-card:hover {
    transform: translateX(8px);
    border-color: var(--color-accent-border);
    background: rgba(124, 58, 237, 0.06);
    box-shadow: 0 8px 32px rgba(124, 58, 237, 0.08);
}

.about-card-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: var(--color-accent-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent-bright);
    flex-shrink: 0;
}

.about-card-label {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-bright);
    letter-spacing: 0.02em;
    display: block;
}

.about-card-desc {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    font-weight: 400;
    display: block;
    margin-top: 2px;
}

/* ========================================
   Projects
   ======================================== */

.projects {
    background: var(--color-bg-secondary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.project-card {
    position: relative;
    border-radius: var(--radius-xl);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    overflow: hidden;
    transition: all var(--transition-base);
}

.project-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}

.project-card-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 200px;
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.project-card:hover .project-card-glow {
    opacity: 1;
}

.project-card-rp .project-card-glow {
    background: radial-gradient(ellipse at 50% 0%, rgba(161, 98, 230, 0.08) 0%, transparent 70%);
}

.project-card-gw .project-card-glow {
    background: radial-gradient(ellipse at 50% 0%, rgba(0, 229, 160, 0.08) 0%, transparent 70%);
}

.project-card-content {
    position: relative;
    padding: 48px 40px;
    display: flex;
    flex-direction: column;
    min-height: 480px;
}

.project-badge {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 100px;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    margin-bottom: 28px;
    width: fit-content;
}

.project-card-rp .project-badge {
    color: var(--color-rp);
    background: rgba(161, 98, 230, 0.1);
    border: 1px solid rgba(161, 98, 230, 0.2);
}

.project-card-gw .project-badge {
    color: var(--color-gw);
    background: rgba(0, 229, 160, 0.1);
    border: 1px solid rgba(0, 229, 160, 0.2);
}

.project-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.project-title-brand {
    color: var(--color-text-bright);
    font-size: 0.9em;
}

.project-card-rp .project-title-name {
    color: var(--color-rp-bright);
}

.project-card-gw .project-title-name {
    color: var(--color-gw-bright);
}

.project-description {
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: 1.7;
    margin-bottom: 28px;
    font-weight: 300;
}

.project-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}

.project-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--color-text);
    font-weight: 400;
}

.project-card-rp .project-features li svg {
    color: var(--color-rp);
    flex-shrink: 0;
}

.project-card-gw .project-features li svg {
    color: var(--color-gw);
    flex-shrink: 0;
}

/* ========================================
   Stats
   ======================================== */

.stats {
    background: var(--color-bg);
    padding: 100px 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.stats-grid {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
}

.stat-item {
    text-align: center;
    padding: 0 48px;
}

.stat-number {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
    line-height: 1;
}

.stat-label {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-bright);
    margin-bottom: 4px;
}

.stat-sublabel {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    font-weight: 400;
}

.stat-divider {
    width: 1px;
    height: 64px;
    background: var(--color-border);
    flex-shrink: 0;
}

/* ========================================
   Values
   ======================================== */

.values {
    background: var(--color-bg-secondary);
}

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

.value-card {
    padding: 40px 28px;
    border-radius: var(--radius-xl);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.value-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    padding: 1px;
    background: var(--gradient-card-border);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.value-card:hover {
    transform: translateY(-6px);
    background: var(--color-surface-hover);
    box-shadow: var(--shadow-card);
}

.value-card:hover::before {
    opacity: 1;
}

.value-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
    border-radius: var(--radius-lg);
    background: var(--color-accent-subtle);
    color: var(--color-accent-bright);
    transition: all var(--transition-base);
}

.value-card:hover .value-icon {
    background: rgba(124, 58, 237, 0.15);
    box-shadow: 0 0 40px rgba(124, 58, 237, 0.15);
}

.value-title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text-bright);
    margin-bottom: 12px;
}

.value-description {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    font-weight: 300;
}

/* ========================================
   CTA Section
   ======================================== */

.cta {
    text-align: center;
    background: var(--color-bg);
    overflow: hidden;
}

.cta-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 700px;
    height: 700px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.08) 0%, rgba(6, 182, 212, 0.04) 40%, transparent 70%);
    animation: pulse-glow 6s ease-in-out infinite;
    pointer-events: none;
}

.cta-content {
    position: relative;
}

.cta-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    color: var(--color-text-bright);
    margin-bottom: 20px;
    letter-spacing: 0.02em;
}

.cta-description {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 520px;
    margin: 0 auto 44px;
    line-height: 1.8;
    font-weight: 300;
}

/* ========================================
   Footer
   ======================================== */

.footer {
    padding: 80px 0 40px;
    background: var(--color-bg-secondary);
}

.footer-content {
    display: flex;
    flex-direction: column;
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 280px;
}

.footer-logo {
    display: flex;
    align-items: baseline;
    gap: 2px;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.3rem;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
}

.footer-brand-text {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    font-weight: 300;
}

.footer-heading {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-text-bright);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.footer-links-group {
    display: flex;
    flex-direction: column;
}

.footer-link {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    padding: 6px 0;
    transition: color var(--transition-fast);
    font-weight: 400;
}

.footer-link:hover {
    color: var(--color-text-bright);
}

.footer-bottom {
    margin-top: 0;
}

.footer-divider {
    height: 1px;
    background: var(--color-border);
    margin-bottom: 32px;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copyright {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    font-weight: 400;
}

.footer-trademark {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    font-weight: 400;
    opacity: 0.7;
}

/* ========================================
   Marquee
   ======================================== */

.marquee {
    overflow: hidden;
    padding: 20px 0;
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    position: relative;
}

.marquee::before,
.marquee::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 120px;
    z-index: 2;
    pointer-events: none;
}

.marquee::before {
    left: 0;
    background: linear-gradient(90deg, var(--color-bg-secondary), transparent);
}

.marquee::after {
    right: 0;
    background: linear-gradient(-90deg, var(--color-bg-secondary), transparent);
}

.marquee-track {
    display: flex;
    width: max-content;
    animation: marquee-scroll 40s linear infinite;
}

.marquee-content {
    display: flex;
    align-items: center;
    gap: 0;
    flex-shrink: 0;
}

.marquee-item {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--color-text-muted);
    white-space: nowrap;
    padding: 0 24px;
    transition: color var(--transition-fast);
}

.marquee:hover .marquee-item {
    color: var(--color-text);
}

.marquee-dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--color-accent);
    opacity: 0.4;
    flex-shrink: 0;
}

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

/* ========================================
   Mobile Navigation
   ======================================== */

.navbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.nav-toggle span {
    display: block;
    width: 20px;
    height: 1.5px;
    background: var(--color-text);
    transition: all var(--transition-base);
    transform-origin: center;
}

.nav-toggle.open span:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
}

/* ========================================
   Stat Icons
   ======================================== */

.stat-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    border-radius: var(--radius-md);
    background: var(--color-accent-subtle);
    color: var(--color-accent-bright);
}

/* ========================================
   Value Numbers
   ======================================== */

.value-number {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-accent);
    opacity: 0.4;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
}

/* ========================================
   Legal Pages (Impressum, Datenschutz)
   ======================================== */

.legal-page {
    min-height: 100vh;
    padding: 140px 0 80px;
    background: var(--color-bg);
}

.legal-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    margin-bottom: 40px;
}

.legal-back:hover {
    color: var(--color-accent-bright);
}

.legal-header {
    margin-bottom: 56px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--color-border);
}

.legal-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--color-text-bright);
    margin-bottom: 12px;
}

.legal-updated {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 400;
}

.legal-content {
    max-width: 760px;
}

.legal-section {
    margin-bottom: 48px;
}

.legal-section:last-child {
    margin-bottom: 0;
}

.legal-section h2 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-text-bright);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border);
}

.legal-section h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-text-bright);
    margin-top: 24px;
    margin-bottom: 10px;
}

.legal-section p {
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: 12px;
    font-weight: 300;
}

.legal-section ul {
    list-style: none;
    margin-bottom: 16px;
    padding-left: 0;
}

.legal-section ul li {
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: 1.8;
    padding-left: 20px;
    position: relative;
    font-weight: 300;
}

.legal-section ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 11px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    opacity: 0.6;
}

.legal-section a {
    color: var(--color-accent-bright);
    transition: color var(--transition-fast);
}

.legal-section a:hover {
    color: var(--color-text-white);
}

.legal-address {
    padding: 24px;
    border-radius: var(--radius-md);
    background: var(--glass-bg-strong);
    border: 1px solid var(--glass-border);
    margin-bottom: 16px;
}

.legal-address p {
    margin-bottom: 4px;
    color: var(--color-text-bright);
    font-weight: 400;
}

/* ========================================
   Theme Toggle & Language Switcher
   ======================================== */

.navbar-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    background: transparent;
    border: 1px solid transparent;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 1.1rem;
    line-height: 1;
}

.theme-toggle:hover {
    color: var(--color-accent-bright);
    background: var(--color-accent-subtle);
    border-color: var(--color-accent-border);
}

.lang-switcher {
    display: flex;
    align-items: center;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    overflow: hidden;
}

.lang-btn {
    padding: 6px 10px;
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lang-btn:first-child {
    border-right: 1px solid var(--color-border);
}

.lang-btn:hover {
    color: var(--color-text-bright);
}

.lang-btn.active {
    color: var(--color-accent);
    background: var(--color-accent-subtle);
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 1024px) {
    .about-layout {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about-visual {
        display: none;
    }

    .projects-grid {
        grid-template-columns: 1fr;
        max-width: 560px;
        margin: 0 auto;
    }

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

    .stats-grid {
        flex-wrap: wrap;
        gap: 32px;
    }

    .stat-divider {
        display: none;
    }

    .stat-item {
        flex: 0 0 calc(50% - 16px);
        padding: 0;
    }

    .footer-main {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 100px 0;
    }

    .nav-toggle {
        display: flex;
    }

    .navbar-links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--mobile-nav-bg);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 32px;
        opacity: 0;
        pointer-events: none;
        transition: opacity var(--transition-base);
        z-index: 999;
    }

    .navbar-links.open {
        opacity: 1;
        pointer-events: all;
    }

    .navbar-links .nav-link {
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--color-text-bright);
    }

    .navbar-container {
        height: 68px;
    }

    .hero-title {
        font-size: clamp(3rem, 14vw, 5rem);
    }

    .hero-tagline {
        font-size: 0.75rem;
        letter-spacing: 0.2em;
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 320px;
    }

    .projects-grid {
        max-width: 100%;
    }

    .project-card-content {
        padding: 32px 24px;
        min-height: auto;
    }

    .values-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .section-header {
        margin-bottom: 48px;
    }

    .stats {
        padding: 60px 0;
    }

    .stat-item {
        flex: 0 0 calc(50% - 16px);
    }

    .footer-main {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom-content {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 72px 0;
    }

    .navbar-container {
        height: 60px;
    }

    .navbar-social {
        gap: 4px;
    }

    .social-icon {
        width: 34px;
        height: 34px;
    }

    .hero-scroll-indicator {
        display: none;
    }

    .stat-item {
        flex: 0 0 100%;
    }
}