/* ========================================
   ZENTIK — Laboratorio de IA
   Modern Design System v2.0
   Inspired by composio.dev
   ======================================== */

/* CSS Variables */
:root {
    /* Colors - Maintaining Zentik identity */
    --color-bg: #0a0a0b;
    --color-bg-elevated: #111113;
    --color-bg-card: rgba(22, 22, 24, 0.6);
    --color-border: rgba(30, 30, 33, 0.8);
    --color-border-light: rgba(42, 42, 46, 0.6);
    
    --color-text: #fafafa;
    --color-text-muted: #a0a0a8;
    --color-text-dim: #6a6a72;
    
    --color-accent: #00d4aa;
    --color-accent-dim: rgba(0, 212, 170, 0.15);
    --color-accent-glow: rgba(0, 212, 170, 0.4);
    --color-accent-light: #00f5c4;
    
    /* Gradients */
    --gradient-hero: radial-gradient(ellipse 70% 40% at 50% -10%, rgba(0, 212, 170, 0.08), transparent),
                      radial-gradient(ellipse 50% 30% at 80% 40%, rgba(0, 212, 170, 0.05), transparent),
                      radial-gradient(ellipse 40% 25% at 20% 70%, rgba(0, 212, 170, 0.03), transparent);
    --gradient-accent: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    --gradient-glow: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
    
    /* Typography */
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --font-serif: 'Playfair Display', Georgia, serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 10rem;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Layout */
    --max-width: 1400px;
    --nav-height: 80px;
    
    /* Glassmorphism */
    --glass-bg: rgba(17, 17, 19, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-blur: blur(20px);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

/* Animated Background Grid */
.grid-bg {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image: 
        linear-gradient(to right, var(--color-border) 1px, transparent 1px),
        linear-gradient(to bottom, var(--color-border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.2;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translateY(0); }
    100% { transform: translateY(60px); }
}

/* Floating Orbs Background - Subtle */
.orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.15;
}

.orb--1 {
    width: 500px;
    height: 500px;
    background: var(--color-accent);
    top: -150px;
    right: -150px;
    animation: orbFloat1 20s ease-in-out infinite;
}

.orb--2 {
    width: 350px;
    height: 350px;
    background: var(--color-accent);
    bottom: 5%;
    left: -100px;
    opacity: 0.1;
    animation: orbFloat2 25s ease-in-out infinite;
}

.orb--3 {
    width: 250px;
    height: 250px;
    background: linear-gradient(135deg, var(--color-accent), transparent);
    top: 50%;
    right: 5%;
    opacity: 0.08;
    animation: orbFloat3 18s ease-in-out infinite;
}

@keyframes orbFloat1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, 20px) scale(1.05); }
    66% { transform: translate(-20px, 30px) scale(0.98); }
}

@keyframes orbFloat2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(50px, -30px) scale(1.08); }
}

@keyframes orbFloat3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-30px, 40px) scale(0.95); }
}

/* ========================================
   NAVIGATION
   ======================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-xl);
    z-index: 100;
    transition: all var(--transition-base);
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.brand-symbol {
    font-size: 1.8rem;
    color: var(--color-accent);
    animation: pulse 3s ease-in-out infinite;
    filter: drop-shadow(0 0 20px var(--color-accent-glow));
}

.brand-logo {
    height: 4rem;
    width: auto;
    object-fit: contain;
}

.brand-name {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: 0.15em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
    position: relative;
    padding: 0.5rem 0;
}

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

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

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

.nav-link--cta {
    padding: 0.7rem 1.5rem;
    background: var(--color-text);
    color: var(--color-bg);
    border-radius: 100px;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.nav-link--cta::before {
    display: none;
}

.nav-link--cta:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 212, 170, 0.3);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-fast);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    inset: var(--nav-height) 0 0 0;
    background: var(--color-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-link {
    font-size: 1.5rem;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

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

.mobile-link--cta {
    color: var(--color-accent);
}

/* ========================================
   HERO SECTION - Modern Impactful Design
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: calc(var(--nav-height) + var(--space-xl)) 0 calc(var(--space-3xl));
    overflow: hidden;
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
}



.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 var(--space-lg);
    width: 100%;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    padding: var(--space-xs) var(--space-md);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    backdrop-filter: var(--glass-blur);
    animation: fadeInUp 0.8s ease 0.2s both;
}

.eyebrow-dot {
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.eyebrow-text {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(3.5rem, 10vw, 7rem);
    font-weight: 400;
    line-height: 1;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.title-line {
    display: block;
    animation: fadeInUp 0.8s ease both;
}

.title-line:first-child {
    animation-delay: 0.3s;
}

.title-line--accent {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-style: italic;
    animation-delay: 0.5s;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin-bottom: var(--space-xl);
    line-height: 1.7;
    animation: fadeInUp 0.8s ease 0.7s both;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    justify-content: center;
    animation: fadeInUp 0.8s ease 1s both;
    margin-bottom: var(--space-2xl);
}

/* Modern Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 1rem 2rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
    border-radius: 100px;
}

.btn--primary {
    background: var(--color-text);
    color: var(--color-bg);
    border: none;
}

.btn--primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-accent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 212, 170, 0.3);
}

.btn--primary:hover::before {
    opacity: 1;
}

.btn--primary span,
.btn--primary svg {
    position: relative;
    z-index: 1;
}

.btn--primary:hover {
    color: var(--color-bg);
}

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

.btn--secondary:hover {
    border-color: var(--color-accent);
    background: var(--color-accent-dim);
    transform: translateY(-3px);
}

.btn-icon {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

/* Hero Visual - Neural Network */
.hero-visual {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.neural-canvas {
    position: absolute;
    inset: 0;
    opacity: 0.6;
}

/* Scroll Indicator - Elegant Arrow */
.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: fadeIn 1s ease 1.5s both;
    z-index: 10;
    pointer-events: none;
}

.scroll-arrow {
    width: 28px;
    height: 28px;
    color: var(--color-text-dim);
    animation: bounceArrow 2s ease-in-out infinite;
}

@keyframes bounceArrow {
    0%, 100% { 
        opacity: 0.5;
        transform: translateY(0);
    }
    50% { 
        opacity: 1;
        transform: translateY(8px);
    }
}

/* ========================================
   LOGOS SECTION - Full Width
   ======================================== */
.logos-section {
    position: relative;
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    padding: var(--space-xl) 0;
    overflow: hidden;
    background: linear-gradient(180deg, 
        rgba(0, 212, 170, 0.03) 0%, 
        rgba(0, 212, 170, 0.08) 50%,
        rgba(0, 212, 170, 0.03) 100%
    );
    border-top: 1px solid rgba(0, 212, 170, 0.1);
    border-bottom: 1px solid rgba(0, 212, 170, 0.1);
}

.logos-section::before,
.logos-section::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 200px;
    z-index: 2;
    pointer-events: none;
}

.logos-section::before {
    left: 0;
    background: linear-gradient(to right, var(--color-bg), transparent);
}

.logos-section::after {
    right: 0;
    background: linear-gradient(to left, var(--color-bg), transparent);
}

.logos-header {
    text-align: center;
    font-size: 0.75rem;
    color: var(--color-accent);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: var(--space-lg);
    font-weight: 500;
}

.logos-track {
    display: flex;
    gap: var(--space-3xl);
    animation: logosScroll 35s linear infinite;
    width: max-content;
    padding: var(--space-md) 0;
}

.logos-section:hover .logos-track {
    animation-play-state: paused;
}

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

.logo-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-muted);
    font-size: 1.1rem;
    font-weight: 500;
    white-space: nowrap;
    transition: all var(--transition-fast);
    padding: var(--space-sm) var(--space-md);
    border-radius: 100px;
    border: 1px solid transparent;
}

.logo-item:hover {
    color: var(--color-text);
    border-color: var(--color-accent-glow);
    background: var(--color-accent-dim);
}

.logo-icon {
    width: 22px;
    height: 22px;
    opacity: 0.7;
    color: var(--color-accent);
}

/* ========================================
   SECTIONS COMMON
   ======================================== */
section {
    position: relative;
    padding: var(--space-3xl) var(--space-xl);
    max-width: var(--max-width);
    margin: 0 auto;
}

.section-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
}

.section-header--center {
    align-items: center;
    text-align: center;
}

.section-eyebrow {
    font-size: 0.75rem;
    color: var(--color-accent);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 500;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin-top: var(--space-md);
    line-height: 1.7;
}

/* ========================================
   SERVICES SECTION - Glassmorphism Cards
   ======================================== */
.services {
    position: relative;
}

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

.service-card {
    position: relative;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: var(--space-xl);
    backdrop-filter: var(--glass-blur);
    transition: all var(--transition-base);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.1), transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(0, 212, 170, 0.3);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(0, 212, 170, 0.1);
}

.service-card:hover::before,
.service-card:hover::after {
    opacity: 1;
}

.service-card > * {
    position: relative;
    z-index: 1;
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--color-accent-dim);
    border: 1px solid var(--color-accent-glow);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    background: var(--color-accent);
    color: var(--color-bg);
    transform: scale(1.1);
    box-shadow: 0 10px 30px var(--color-accent-glow);
}

.service-icon svg {
    width: 28px;
    height: 28px;
}

.service-title {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.service-desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    line-height: 1.7;
}

.service-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.service-list li {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    padding: 0.4rem 1rem;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    transition: all var(--transition-fast);
}

.service-card:hover .service-list li {
    border-color: var(--color-accent-glow);
    color: var(--color-text-muted);
}

/* ========================================
   FEATURES GRID SECTION
   ======================================== */
.features-section {
    padding: var(--space-3xl) var(--space-xl);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--color-border);
    border-radius: 24px;
    overflow: hidden;
}

.feature-item {
    background: var(--color-bg);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.feature-item:hover {
    background: var(--color-bg-elevated);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--color-accent-dim);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-title {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.feature-desc {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* ========================================
   PROCESS SECTION
   ======================================== */
.process {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.process-content {
    position: relative;
}

.process-steps {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.step {
    position: relative;
    padding-left: var(--space-xl);
    border-left: 2px solid var(--color-border);
    transition: all var(--transition-base);
}

.step::before {
    content: '';
    position: absolute;
    left: -2px;
    top: 0;
    width: 2px;
    height: 0;
    background: var(--color-accent);
    transition: height var(--transition-slow);
}

.step--active::before,
.step:hover::before {
    height: 100%;
}

.step-num {
    position: absolute;
    left: -12px;
    top: 0;
    width: 22px;
    height: 22px;
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    color: var(--color-text-dim);
    transition: all var(--transition-base);
}

.step--active .step-num,
.step:hover .step-num {
    border-color: var(--color-accent);
    background: var(--color-accent);
    color: var(--color-bg);
    box-shadow: 0 0 20px var(--color-accent-glow);
}

.step-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: var(--space-xs);
}

.step-desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

.process-visual {
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.process-graphic {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.process-node {
    position: absolute;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: var(--space-md);
    backdrop-filter: var(--glass-blur);
    transition: all var(--transition-base);
}

.process-node:hover {
    transform: scale(1.05);
    border-color: var(--color-accent-glow);
}

.process-node--1 { top: 0; left: 20%; }
.process-node--2 { top: 30%; right: 0; }
.process-node--3 { bottom: 30%; left: 0; }
.process-node--4 { bottom: 0; right: 20%; }

.node-label {
    font-size: 0.75rem;
    color: var(--color-accent);
    margin-bottom: 0.25rem;
}

.node-text {
    font-size: 0.9rem;
    font-weight: 500;
}

.process-connections {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.connection-line {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, var(--color-accent), transparent);
    opacity: 0.3;
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-text {
    margin-bottom: var(--space-2xl);
}

.about-lead {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    line-height: 1.4;
    margin-bottom: var(--space-lg);
    color: var(--color-text);
}

.about-body {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.stat {
    position: relative;
    padding: var(--space-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    text-align: center;
    transition: all var(--transition-base);
}

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

.stat-num {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 400;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

.about-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 500px;
}

.about-image {
    position: relative;
    width: 100%;
    max-width: 450px;
    aspect-ratio: 4/3;
    background: var(--color-bg-elevated);
    border-radius: 24px;
    overflow: hidden;
}

.about-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.2), transparent);
}

.about-glow {
    position: absolute;
    width: 300px;
    height: 300px;
    background: var(--color-accent);
    filter: blur(100px);
    opacity: 0.2;
    border-radius: 50%;
    z-index: -1;
}

/* ========================================
   TESTIMONIALS SECTION
   ======================================== */
.testimonials {
    padding: var(--space-3xl) var(--space-xl);
}

.testimonial-card {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-xl);
    align-items: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: var(--space-2xl);
    backdrop-filter: var(--glass-blur);
}

.testimonial-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: var(--color-bg-elevated);
    border: 2px solid var(--color-border);
    overflow: hidden;
}

.testimonial-content {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    line-height: 1.5;
    margin-bottom: var(--space-md);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.author-name {
    font-size: 0.95rem;
    font-weight: 500;
}

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

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact {
    position: relative;
    padding: var(--space-3xl) var(--space-xl);
}

.contact-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 32px;
    padding: var(--space-2xl);
    backdrop-filter: var(--glass-blur);
}

.contact-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.contact-lead {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin: var(--space-lg) 0 var(--space-xl);
    max-width: 600px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    width: 100%;
    max-width: 500px;
    align-items: center;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    transition: all var(--transition-fast);
}

.contact-method:hover {
    border-color: var(--color-accent-glow);
    transform: translateX(8px);
}

.method-icon {
    width: 48px;
    height: 48px;
    background: var(--color-accent-dim);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-size: 1.25rem;
}

.method-info {
    display: flex;
    flex-direction: column;
}

.method-label {
    font-size: 0.7rem;
    color: var(--color-text-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.method-value {
    font-size: 0.95rem;
    color: var(--color-text);
    font-weight: 500;
}

/* Contact Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-group {
    position: relative;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1.2rem 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--color-border-light);
    color: var(--color-text);
    font-family: var(--font-mono);
    font-size: 1rem;
    outline: none;
    transition: all var(--transition-fast);
}

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

.form-group label {
    position: absolute;
    left: 0;
    top: 1.2rem;
    font-size: 1rem;
    color: var(--color-text-muted);
    pointer-events: none;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group input:not(:placeholder-shown),
.form-group textarea:not(:placeholder-shown) {
    border-color: var(--color-accent);
}

.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -0.8rem;
    font-size: 0.75rem;
    color: var(--color-accent);
}

.form-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-accent);
    transition: width var(--transition-base);
}

.form-group input:focus ~ .form-line,
.form-group textarea:focus ~ .form-line {
    width: 100%;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    position: relative;
    padding: var(--space-3xl) var(--space-xl) var(--space-xl);
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-2xl);
}

.footer-cta {
    text-align: center;
    margin-bottom: var(--space-3xl);
    padding: var(--space-3xl) 0;
    background: var(--gradient-hero);
    border-radius: 32px;
}

.footer-cta-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 400;
    margin-bottom: var(--space-lg);
}

.footer-main {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.f-brand-symbol {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: var(--space-xs);
    filter: drop-shadow(0 0 20px var(--color-accent-glow));
}

.f-brand-logo {
    height: 4rem;
    width: auto;
    object-fit: contain;
    margin-bottom: var(--space-xs);
    margin-left: 0;
    padding: 0;
    display: block;
}

.f-brand-name {
    font-size: 1.5rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-sm);
}

.f-brand-tagline {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    max-width: 300px;
    line-height: 1.6;
    margin-left: 0;
    padding-left: 0;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.f-col {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.f-col-title {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-xs);
    font-weight: 500;
}

.f-col a {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
    position: relative;
    width: fit-content;
}

.f-col a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width var(--transition-fast);
}

.f-col a:hover {
    color: var(--color-text);
}

.f-col a:hover::after {
    width: 100%;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.f-copyright {
    font-size: 0.85rem;
    color: var(--color-text-dim);
}

.f-social {
    display: flex;
    gap: var(--space-md);
}

.f-social a {
    width: 40px;
    height: 40px;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
}

.f-social a:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-3px);
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* Scroll Reveal Animation Classes */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all var(--transition-slow);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all var(--transition-slow);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all var(--transition-slow);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: all var(--transition-slow);
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-slow);
}

.stagger-children.active > *:nth-child(1) { transition-delay: 0.1s; }
.stagger-children.active > *:nth-child(2) { transition-delay: 0.2s; }
.stagger-children.active > *:nth-child(3) { transition-delay: 0.3s; }
.stagger-children.active > *:nth-child(4) { transition-delay: 0.4s; }
.stagger-children.active > *:nth-child(5) { transition-delay: 0.5s; }
.stagger-children.active > *:nth-child(6) { transition-delay: 0.6s; }

.stagger-children.active > * {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
    .hero-visual {
        opacity: 0.3;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process {
        grid-template-columns: 1fr;
    }
    
    .process-visual {
        order: -1;
        min-height: 300px;
    }
    
    .about {
        grid-template-columns: 1fr;
    }
    
    .about-visual {
        order: -1;
        min-height: 300px;
    }
    
    .contact {
        padding: var(--space-2xl) var(--space-md);
    }
    
    .contact-wrapper {
        padding: var(--space-lg);
        border-radius: 20px;
    }
    
    .contact-method {
        padding: var(--space-sm);
    }
    
    .footer-main {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --space-3xl: 6rem;
    }
    
    section {
        padding: var(--space-2xl) var(--space-md);
        max-width: 100%;
    }
    
    .nav {
        padding: 0 var(--space-md);
    }
    
    .nav-links {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero {
        padding-top: calc(var(--nav-height) + var(--space-lg));
        min-height: 100svh;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-content {
        padding: 0 var(--space-md);
    }
    
    .logos-section::before,
    .logos-section::after {
        width: 80px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .testimonials {
        padding: var(--space-2xl) var(--space-md);
    }
    
    .testimonial-card {
        grid-template-columns: 1fr;
        text-align: center;
        padding: var(--space-lg);
        gap: var(--space-lg);
        border-radius: 20px;
    }
    
    .testimonial-avatar {
        margin: 0 auto;
        width: 80px;
        height: 80px;
    }
    
    .testimonial-content {
        font-size: 1.1rem;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
    }
    
    .service-card {
        padding: var(--space-lg);
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--color-border-light);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-dim);
}

/* Mobile orb adjustments */
@media (max-width: 768px) {
    .orb,
    .neural-canvas {
        display: none;
    }
}

/* Selection */
::selection {
    background: var(--color-accent-dim);
    color: var(--color-text);
}