/**
 * Estilos Principales - Nerdata System
 * Diseño Tecnológico Futurista
 */

/* ==================== VARIABLES ==================== */
:root {
    --primary: #00f0ff;
    --primary-dark: #00b8c4;
    --primary-light: #4dffff;
    --secondary: #7b2fff;
    --secondary-dark: #5a1fd6;
    --accent: #ff00e5;
    --accent-light: #ff4deb;
    --neon-green: #00ff88;
    --neon-orange: #ff6b00;
    
    --dark: #030308;
    --dark-100: #0a0a1a;
    --dark-200: #0f0f24;
    --dark-300: #15152e;
    --dark-400: #1a1a3a;
    --dark-500: #252550;
    
    --text: #ffffff;
    --text-secondary: #c0c0d0;
    --text-muted: #707090;
    
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --gradient-accent: linear-gradient(135deg, var(--secondary) 0%, var(--accent) 100%);
    --gradient-glow: linear-gradient(135deg, rgba(0, 240, 255, 0.3) 0%, rgba(123, 47, 255, 0.3) 100%);
    
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 10px 40px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(0, 240, 255, 0.3);
    
    --border-glow: 1px solid rgba(0, 240, 255, 0.2);
    
    --font-primary: 'Rajdhani', sans-serif;
    --font-display: 'Orbitron', sans-serif;
    --font-mono: 'Share Tech Mono', monospace;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==================== 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-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text);
    background: var(--dark);
    overflow-x: hidden;
    cursor: none;
}

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

button {
    cursor: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==================== CUSTOM CURSOR ==================== */
.cursor-dot {
    position: fixed;
    width: 10px;
    height: 10px;
    background: var(--primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99999;
    transition: transform 0.1s ease, opacity 0.2s ease;
    box-shadow: 0 0 10px var(--primary), 0 0 20px var(--primary);
    opacity: 1;
}

.cursor-outline {
    position: fixed;
    width: 40px;
    height: 40px;
    border: 2px solid var(--primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99998;
    transition: all 0.15s ease;
    opacity: 0.6;
}

.cursor-outline.hover {
    transform: scale(1.5);
    background: rgba(0, 240, 255, 0.1);
    border-color: var(--accent);
}

/* Ocultar cursor por defecto solo en desktop */
@media (min-width: 1025px) {
    body {
        cursor: none;
    }
    a, button, input, select, textarea, [role="button"] {
        cursor: none;
    }
}

@media (max-width: 1024px) {
    .cursor-dot, .cursor-outline {
        display: none !important;
    }
    body, a, button, input, select, textarea {
        cursor: auto;
    }
}

/* ==================== LOADER ==================== */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

.loader-logo {
    margin-bottom: 30px;
}

.logo-hexagon {
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    animation: hexPulse 2s ease-in-out infinite;
}

.logo-hexagon i {
    font-size: 40px;
    color: var(--dark);
}

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

.loader-text {
    margin-bottom: 20px;
}

.typing-text {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 4px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: textGlow 1.5s ease-in-out infinite;
}

@keyframes textGlow {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.3); }
}

.loader-bar {
    width: 200px;
    height: 4px;
    background: var(--dark-400);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto;
}

.loader-progress {
    height: 100%;
    background: var(--gradient-primary);
    animation: loadProgress 2s ease-in-out forwards;
}

@keyframes loadProgress {
    from { width: 0; }
    to { width: 100%; }
}

/* ==================== NAVBAR ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 15px 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(10, 10, 26, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: var(--border-glow);
    padding: 10px 0;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 100;
}

.nav-logo .logo-icon {
    width: 45px;
    height: 45px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.nav-logo .logo-icon i {
    font-size: 22px;
    color: var(--dark);
    z-index: 2;
}

.nav-logo .logo-image {
    height: 45px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
}

.footer-logo-img {
    height: 50px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
    margin-bottom: 10px;
}

.logo-pulse {
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--primary);
    border-radius: 50%;
    animation: logoPulse 2s ease-out infinite;
    opacity: 0;
}

@keyframes logoPulse {
    0% { transform: scale(0.5); opacity: 0.5; }
    100% { transform: scale(2); opacity: 0; }
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 2px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-sub {
    font-size: 10px;
    letter-spacing: 4px;
    color: var(--text-muted);
    text-transform: uppercase;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
    list-style: none;
}

.nav-link {
    font-size: 15px;
    font-weight: 500;
    letter-spacing: 1px;
    color: var(--text-secondary);
    position: relative;
    transition: var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
}

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.btn-login-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: 25px;
    color: var(--primary);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

.btn-login-nav:hover {
    background: var(--primary);
    color: var(--dark);
}

.btn-cta {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--gradient-primary);
    border-radius: 30px;
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--dark);
    transition: var(--transition);
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-cta i {
    transition: var(--transition);
}

.btn-cta:hover i {
    transform: translateX(3px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    padding: 5px;
    z-index: 100;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--text);
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 35px;
    border-radius: 50px;
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: none;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--dark);
}

.btn-primary:hover {
    transform: translateY(-3px);
}

.btn-glow {
    box-shadow: var(--shadow-glow);
}

.btn-glow:hover {
    box-shadow: 0 0 60px rgba(0, 240, 255, 0.5);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--dark);
    transform: translateY(-3px);
}

.btn-whatsapp {
    background: #25D366;
    color: white;
}

.btn-whatsapp:hover {
    background: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(37, 211, 102, 0.4);
}

.btn-large {
    padding: 18px 45px;
    font-size: 15px;
}

.btn-block {
    width: 100%;
}

.btn i {
    transition: var(--transition);
}

.btn:hover i {
    transform: translateX(3px);
}

/* ==================== HERO SECTION ==================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 100px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-grid {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 240, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 240, 255, 0.03) 1px, transparent 1px);
    background-size: 80px 80px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    from { transform: translate(0, 0); }
    to { transform: translate(80px, 80px); }
}

.hero-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(123, 47, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(0, 240, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(255, 0, 229, 0.1) 0%, transparent 50%);
}

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 10;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: 30px;
    font-size: 13px;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 20px;
}

.hero-badge i {
    animation: rocketBounce 1s ease-in-out infinite;
}

@keyframes rocketBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(40px, 6vw, 72px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 25px;
}

.title-line {
    display: block;
}

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

.hero-description {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 500px;
    margin-bottom: 35px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 50px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 42px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-number::after {
    content: '+';
    -webkit-text-fill-color: var(--primary);
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Hero Visual - 3D Sphere */
.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-3d-container {
    position: relative;
    width: 400px;
    height: 400px;
}

.tech-sphere {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sphere-ring {
    position: absolute;
    border: 2px solid rgba(0, 240, 255, 0.3);
    border-radius: 50%;
    animation: ringRotate 10s linear infinite;
}

.ring-1 {
    width: 280px;
    height: 280px;
    transform: rotateX(60deg);
    animation-duration: 8s;
}

.ring-2 {
    width: 320px;
    height: 320px;
    transform: rotateY(60deg);
    border-color: rgba(123, 47, 255, 0.3);
    animation-duration: 12s;
    animation-direction: reverse;
}

.ring-3 {
    width: 360px;
    height: 360px;
    transform: rotateX(30deg) rotateY(30deg);
    border-color: rgba(255, 0, 229, 0.2);
    animation-duration: 15s;
}

@keyframes ringRotate {
    from { transform: rotateX(60deg) rotateY(0deg); }
    to { transform: rotateX(60deg) rotateY(360deg); }
}

.sphere-core {
    width: 120px;
    height: 120px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 
        0 0 60px rgba(0, 240, 255, 0.5),
        inset 0 0 40px rgba(0, 0, 0, 0.3);
    animation: corePulse 3s ease-in-out infinite;
}

.sphere-core i {
    font-size: 40px;
    color: var(--dark);
}

@keyframes corePulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 60px rgba(0, 240, 255, 0.5); }
    50% { transform: scale(1.05); box-shadow: 0 0 80px rgba(0, 240, 255, 0.7); }
}

.floating-icons {
    position: absolute;
    width: 100%;
    height: 100%;
}

.float-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 50px;
    height: 50px;
    background: var(--dark-300);
    border: var(--border-glow);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: iconFloat 4s ease-in-out infinite;
    animation-delay: var(--delay);
    transform: translate(calc(-50% + var(--x)), calc(-50% + var(--y)));
}

.float-icon i {
    font-size: 20px;
    color: var(--primary);
}

@keyframes iconFloat {
    0%, 100% { transform: translate(calc(-50% + var(--x)), calc(-50% + var(--y))); }
    50% { transform: translate(calc(-50% + var(--x)), calc(-50% + var(--y) - 15px)); }
}

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.hero-scroll a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.scroll-mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--text-muted);
    border-radius: 15px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--primary);
    border-radius: 2px;
    animation: scrollWheel 1.5s ease-in-out infinite;
}

@keyframes scrollWheel {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(8px); opacity: 0.3; }
}

/* ==================== SECTIONS COMMON ==================== */
section {
    position: relative;
    padding: 100px 0;
}

.section-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.bg-pattern {
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 10% 20%, rgba(0, 240, 255, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(123, 47, 255, 0.05) 0%, transparent 40%);
}

.bg-circuit {
    width: 100%;
    height: 100%;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%2300f0ff' stroke-width='1'%3E%3Cpath d='M30 0v60M0 30h60'/%3E%3C/g%3E%3C/svg%3E");
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
    position: relative;
    z-index: 10;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 30px;
    font-size: 13px;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 20px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    margin-bottom: 20px;
}

.section-description {
    font-size: 17px;
    color: var(--text-secondary);
}

/* ==================== SERVICES SECTION ==================== */
.services {
    background: var(--dark-100);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    position: relative;
    z-index: 10;
}

.service-card {
    background: var(--dark-200);
    border: var(--border-glow);
    border-radius: 20px;
    padding: 35px 30px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(0, 240, 255, 0.4);
    box-shadow: var(--shadow-glow);
}

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

.service-icon {
    width: 70px;
    height: 70px;
    background: rgba(0, 240, 255, 0.1);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    position: relative;
}

.service-icon i {
    font-size: 30px;
    color: var(--primary);
    transition: var(--transition);
}

.icon-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--primary);
    border-radius: 18px;
    filter: blur(20px);
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover .icon-glow {
    opacity: 0.2;
}

.service-card:hover .service-icon i {
    transform: scale(1.1);
    color: var(--primary-light);
}

.service-title {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.service-description {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    transition: var(--transition);
}

.service-link:hover {
    gap: 12px;
}

.service-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.03);
}

/* ==================== ABOUT SECTION ==================== */
.about .container {
    position: relative;
    z-index: 10;
}

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

.about-description {
    font-size: 17px;
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 35px;
}

.feature-item {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.feature-icon {
    width: 40px;
    height: 40px;
    background: rgba(0, 240, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-icon i {
    color: var(--primary);
    font-size: 18px;
}

.feature-text h4 {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 5px;
}

.feature-text p {
    font-size: 14px;
    color: var(--text-muted);
}

/* About Visual */
.about-visual {
    position: relative;
}

.about-image-container {
    position: relative;
}

.image-frame {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
}

.image-frame img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.image-frame:hover img {
    transform: scale(1.05);
}

.frame-corner {
    position: absolute;
    width: 60px;
    height: 60px;
    border: 3px solid var(--primary);
}

.frame-corner.top-left {
    top: -10px;
    left: -10px;
    border-right: none;
    border-bottom: none;
}

.frame-corner.top-right {
    top: -10px;
    right: -10px;
    border-left: none;
    border-bottom: none;
}

.frame-corner.bottom-left {
    bottom: -10px;
    left: -10px;
    border-right: none;
    border-top: none;
}

.frame-corner.bottom-right {
    bottom: -10px;
    right: -10px;
    border-left: none;
    border-top: none;
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    right: 30px;
    background: var(--gradient-primary);
    padding: 20px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-glow);
}

.exp-number {
    display: block;
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 700;
    color: var(--dark);
}

.exp-text {
    font-size: 13px;
    font-weight: 600;
    color: var(--dark);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.floating-cards {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
}

.float-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 20px;
    background: var(--dark-300);
    border: var(--border-glow);
    border-radius: 12px;
    animation: floatCard 3s ease-in-out infinite;
    animation-delay: var(--delay);
}

.float-card:nth-child(1) {
    top: 20px;
    left: -50px;
}

.float-card:nth-child(2) {
    bottom: 80px;
    left: -30px;
}

.float-card i {
    font-size: 20px;
    color: var(--primary);
}

.float-card span {
    font-size: 14px;
    font-weight: 600;
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ==================== PORTFOLIO SECTION ==================== */
.portfolio {
    background: var(--dark-100);
}

.portfolio-grid,
.placeholder-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    position: relative;
    z-index: 10;
}

.portfolio-item,
.placeholder-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
}

.portfolio-image,
.placeholder-image {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
}

.portfolio-image img,
.placeholder-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(10, 10, 26, 0.95) 0%, rgba(10, 10, 26, 0.3) 100%);
    display: flex;
    align-items: flex-end;
    padding: 30px;
    opacity: 0;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay,
.placeholder-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-item:hover img,
.placeholder-item:hover img {
    transform: scale(1.1);
}

.overlay-content {
    width: 100%;
}

.portfolio-category {
    display: inline-block;
    padding: 5px 15px;
    background: rgba(0, 240, 255, 0.2);
    border-radius: 20px;
    font-size: 12px;
    color: var(--primary);
    margin-bottom: 10px;
}

.overlay-content h3 {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
}

.portfolio-link {
    width: 45px;
    height: 45px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dark);
    position: absolute;
    top: 20px;
    right: 20px;
    transform: scale(0);
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-link,
.placeholder-item:hover .portfolio-link {
    transform: scale(1);
}

.portfolio-cta {
    text-align: center;
    margin-top: 50px;
    position: relative;
    z-index: 10;
}

/* ==================== TESTIMONIALS SECTION ==================== */
.testimonials {
    background: var(--dark);
}

.testimonials-slider {
    position: relative;
    z-index: 10;
}

.testimonials-swiper {
    padding: 20px 0 60px;
}

.testimonial-card {
    background: var(--dark-200);
    border: var(--border-glow);
    border-radius: 20px;
    padding: 40px;
    position: relative;
}

.testimonial-quote {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 40px;
    color: rgba(0, 240, 255, 0.1);
}

.testimonial-text {
    font-size: 17px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-avatar span {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
}

.author-info {
    flex: 1;
}

.author-info h4 {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 3px;
}

.author-info span {
    font-size: 13px;
    color: var(--text-muted);
}

.testimonial-rating {
    display: flex;
    gap: 3px;
}

.testimonial-rating i {
    font-size: 14px;
    color: #ffc107;
}

.swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: var(--dark-400);
    opacity: 1;
}

.swiper-pagination-bullet-active {
    background: var(--primary);
    box-shadow: 0 0 15px var(--primary);
}

/* ==================== CTA SECTION ==================== */
.cta-section {
    position: relative;
    padding: 100px 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0.1;
}

.cta-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 35px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* ==================== CONTACT SECTION ==================== */
.contact {
    background: var(--dark-100);
}

.contact-grid {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 60px;
    position: relative;
    z-index: 10;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.info-card {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 25px;
    background: var(--dark-200);
    border: var(--border-glow);
    border-radius: 15px;
    transition: var(--transition);
}

.info-card:hover {
    border-color: var(--primary);
    transform: translateX(5px);
}

.info-icon {
    width: 55px;
    height: 55px;
    background: rgba(0, 240, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-icon i {
    font-size: 22px;
    color: var(--primary);
}

.info-content h4 {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 5px;
}

.info-content p,
.info-content a {
    font-size: 15px;
    color: var(--text-secondary);
}

.info-content a:hover {
    color: var(--primary);
}

.social-links {
    padding: 25px;
    background: var(--dark-200);
    border: var(--border-glow);
    border-radius: 15px;
}

.social-links h4 {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
}

.social-icons {
    display: flex;
    gap: 12px;
}

.social-icon {
    width: 45px;
    height: 45px;
    background: var(--dark-400);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition);
}

.social-icon:hover {
    background: var(--gradient-primary);
    color: var(--dark);
    transform: translateY(-3px);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--dark-200);
    border: var(--border-glow);
    border-radius: 20px;
    padding: 40px;
}

.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.contact-form .form-group {
    margin-bottom: 20px;
}

.contact-form label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 15px 20px;
    background: var(--dark-300);
    border: 1px solid var(--dark-500);
    border-radius: 12px;
    color: var(--text);
    font-family: var(--font-primary);
    font-size: 15px;
    transition: var(--transition);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.1);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--text-muted);
}

.contact-form select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23888' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 20px center;
}

.contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

/* ==================== CLIENTS SECTION ==================== */
.clients {
    padding: 60px 0;
    background: var(--dark);
    overflow: hidden;
}

.clients-header {
    text-align: center;
    margin-bottom: 40px;
}

.clients-header h3 {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 600;
}

.clients-slider {
    overflow: hidden;
}

.clients-track {
    display: flex;
    gap: 60px;
    animation: clientsScroll 30s linear infinite;
}

@keyframes clientsScroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

.client-logo {
    flex-shrink: 0;
    height: 50px;
    display: flex;
    align-items: center;
    opacity: 0.5;
    transition: var(--transition);
    filter: grayscale(100%);
}

.client-logo:hover {
    opacity: 1;
    filter: grayscale(0%);
}

.client-logo img {
    height: 100%;
    width: auto;
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--dark-100);
    border-top: var(--border-glow);
}

.footer-top {
    padding: 80px 0 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 50px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-logo .logo-icon {
    width: 45px;
    height: 45px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-logo .logo-icon i {
    font-size: 22px;
    color: var(--dark);
}

.footer-brand p {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 25px;
    line-height: 1.7;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--dark-300);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--gradient-primary);
    color: var(--dark);
    transform: translateY(-3px);
}

.footer-links h4 {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 25px;
    color: var(--text);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    font-size: 15px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.footer-newsletter h4 {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text);
}

.footer-newsletter p {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.newsletter-form {
    display: flex;
    gap: 10px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 18px;
    background: var(--dark-300);
    border: 1px solid var(--dark-500);
    border-radius: 10px;
    color: var(--text);
    font-family: var(--font-primary);
    font-size: 14px;
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--primary);
}

.newsletter-form button {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 10px;
    color: var(--dark);
    cursor: none;
    transition: var(--transition);
}

.newsletter-form button:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-glow);
}

.footer-bottom {
    padding: 25px 0;
    border-top: 1px solid var(--dark-400);
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    color: var(--text-muted);
}

/* ==================== WHATSAPP FLOAT ==================== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 28px;
    z-index: 999;
    box-shadow: 0 5px 25px rgba(37, 211, 102, 0.4);
    animation: whatsappPulse 2s ease-in-out infinite;
}

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

.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    background: var(--dark-300);
    padding: 10px 15px;
    border-radius: 8px;
    font-size: 13px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
}

/* ==================== BACK TO TOP ==================== */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--dark-300);
    border: var(--border-glow);
    border-radius: 12px;
    color: var(--primary);
    font-size: 18px;
    cursor: none;
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--gradient-primary);
    color: var(--dark);
    transform: translateY(-3px);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1200px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        order: 2;
    }
    
    .hero-visual {
        order: 1;
        margin-bottom: 40px;
    }
    
    .hero-3d-container {
        width: 300px;
        height: 300px;
    }
    
    .hero-description {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .about-visual {
        order: -1;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 1024px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--dark-100);
        flex-direction: column;
        justify-content: center;
        gap: 30px;
        padding: 40px;
        transition: var(--transition);
        border-left: var(--border-glow);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .btn-cta {
        display: none;
    }
    
    .portfolio-grid,
    .placeholder-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    section {
        padding: 70px 0;
    }
    
    .hero {
        padding-top: 120px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .hero-3d-container {
        width: 250px;
        height: 250px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid,
    .placeholder-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        max-width: 100%;
    }
    
    .footer-social,
    .footer-links ul {
        justify-content: center;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .float-card {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
    
    .service-card {
        padding: 25px 20px;
    }
    
    .contact-form-wrapper {
        padding: 25px;
    }
    
    .whatsapp-float {
        width: 55px;
        height: 55px;
        bottom: 20px;
        right: 20px;
    }
    
    .back-to-top {
        bottom: 85px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}