/*
Table of Contents
  -----------------
  1. CSS Variables
  2. Global Styles
  3. Utility Classes
  4. Header & Navigation
  5. Footer
  6. Hero Section
  7. Page Header
  8. Buttons
  9. Cards & Grids
  10. Service Details
  11. Portfolio Styles
  12. About Page Styles
  13. Contact Form & Info
  14. Responsive Design
*/

/* 1. CSS Variables */
:root {
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --color-primary: #0066ff;
    --color-secondary: #0f172a;
    --color-accent: #00d4ff;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --color-bg-light: #fafbfc;
    --color-bg-dark: #0f172a;
    --color-text: #1e293b;
    --color-text-light: #64748b;
    --color-text-muted: #94a3b8;
    --color-white: #ffffff;
    --color-border: #e2e8f0;
    --color-border-light: #f1f5f9;
    --color-solid-primary: #0066ff;
    --color-solid-secondary: #667eea;
    --color-solid-accent: #f093fb;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --border-radius: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
}

/* 2. Global Styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    height: 100%;
    overflow-x: hidden;
    overflow-y: auto;
}

html, body {
    height: auto;
    min-height: 100%;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: #ffffff;
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    scroll-behavior: smooth;
}

/* Page-specific backgrounds - Solid color background */
.page-home,
.page-services,
.page-portfolio,
.page-about,
.page-contact {
    background: #ffffff;
    min-height: 100vh;
    overflow-x: hidden;
    overflow-y: auto;
}

/* PARTÍCULAS FLOTANTES DINÁMICAS PARA TODAS LAS PÁGINAS */
.dynamic-particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.dynamic-particle {
    position: absolute;
    border-radius: 50%;
    animation: float-particle 15s linear infinite;
}

@keyframes float-particle {
    0% {
        transform: translateY(100vh) translateX(0) rotate(0deg) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
        transform: scale(1);
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-10vh) translateX(100px) rotate(360deg) scale(0);
        opacity: 0;
    }
}

/* EFECTOS DE MOUSE INTERACTION */
.mouse-glow {
    position: fixed;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: -1;
    transition: transform 0.3s ease;
    mix-blend-mode: screen;
}

/* ONDAS DE ENERGÍA EN EL FONDO */
.energy-waves-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -2;
}

.energy-wave {
    position: absolute;
    width: 200px;
    height: 200px;
    border: 2px solid rgba(0, 255, 255, 0.1);
    border-radius: 50%;
    animation: energy-pulse 8s ease-in-out infinite;
}

.energy-wave:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    border-color: rgba(0, 255, 255, 0.1);
}

.energy-wave:nth-child(2) {
    top: 60%;
    right: 15%;
    animation-delay: 2s;
    border-color: rgba(255, 0, 128, 0.1);
}

.energy-wave:nth-child(3) {
    bottom: 30%;
    left: 30%;
    animation-delay: 4s;
    border-color: rgba(128, 0, 255, 0.1);
}

@keyframes energy-pulse {
    0%, 100% {
        transform: scale(1) rotate(0deg);
        opacity: 0.3;
    }
    50% {
        transform: scale(2) rotate(180deg);
        opacity: 0;
    }
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-secondary);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800; }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-accent);
}

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

ul {
    list-style: none;
}

/* 3. Utility Classes */
.container {
    width: 90%;
    max-width: 1140px;
    margin: 0 auto;
}
.section-padding {
    padding: 80px 0;
}
.bg-light {
    background-color: #ffffff;
}
.text-center { text-align: center; }
.text-muted { color: var(--color-text-light); font-size: 0.9em; }
.mt-4 { margin-top: 2rem; }
.section-title {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    position: relative;
}

.section-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-primary);
    color: white;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 50px;
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.section-title h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-md);
    font-weight: 800;
}

.text-gradient {
    color: var(--color-primary);
    font-weight: 700;
}

.text-highlight {
    position: relative;
    z-index: 1;
}

.text-highlight::after {
    content: '';
    position: absolute;
    bottom: 0.1em;
    left: 0;
    right: 0;
    height: 0.3em;
    background: var(--color-accent);
    opacity: 0.3;
    z-index: -1;
    border-radius: 2px;
}

.section-title p {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

/* 4. Header & Navigation */
.main-header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid var(--color-border-light);
    transition: var(--transition);
}

.header-scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-sm) 0;
}
.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
/* Logo con animaciones dinámicas */
.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-secondary);
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
}

.logo-container {
    position: relative;
    width: 45px;
    height: 45px;
}

.logo-img {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #00ffff;
    transition: all 0.4s ease;
    animation: logo-glow 3s ease-in-out infinite;
    display: none; /* Inicialmente oculto hasta que se cargue */
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
}

.logo-fallback {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: var(--color-primary);
    color: white;
    font-size: 24px;
    font-weight: 900;
    border-radius: 50%;
    animation: logo-glow 3s ease-in-out infinite;
    box-shadow: 0 0 15px rgba(0, 102, 255, 0.5);
    position: absolute;
    top: 0;
    left: 0;
}

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

.logo-text {
    color: var(--color-primary);
    font-weight: 800;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

/* Animaciones del logo */
@keyframes logo-glow {
    0%, 100% {
        box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
        filter: brightness(1);
    }
    33% {
        box-shadow: 0 0 20px rgba(255, 0, 128, 0.5);
        filter: brightness(1.2);
    }
    66% {
        box-shadow: 0 0 15px rgba(128, 0, 255, 0.4);
        filter: brightness(1.1);
    }
}

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

/* Efectos hover del logo */
.brand-logo:hover {
    transform: scale(1.05) translateY(-2px);
}

.brand-logo:hover .logo-img {
    transform: rotate(360deg) scale(1.1);
    box-shadow:
        0 0 25px rgba(0, 255, 255, 0.6),
        0 0 35px rgba(255, 0, 128, 0.4),
        0 0 45px rgba(128, 0, 255, 0.3);
    filter: brightness(1.3) saturate(1.5);
}

.brand-logo:hover .logo-text {
    animation-duration: 1s;
    text-shadow:
        0 0 10px rgba(0, 255, 255, 0.5),
        0 0 20px rgba(255, 0, 128, 0.3);
}

/* Efecto de pulso en el logo */
.brand-logo::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 22.5px;
    width: 45px;
    height: 45px;
    background: radial-gradient(circle, rgba(0, 255, 255, 0.2), transparent);
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(0);
    transition: transform 0.4s ease;
    z-index: -1;
}

.brand-logo:hover::before {
    transform: translate(-50%, -50%) scale(2);
}

/* Animación explosion del logo */
@keyframes logo-explosion {
    0% {
        transform: scale(1) rotate(0deg);
        filter: brightness(1);
    }
    25% {
        transform: scale(1.3) rotate(90deg);
        filter: brightness(1.5) hue-rotate(120deg);
        box-shadow:
            0 0 30px rgba(0, 255, 255, 0.8),
            0 0 60px rgba(255, 0, 128, 0.6);
    }
    50% {
        transform: scale(0.8) rotate(180deg);
        filter: brightness(2) hue-rotate(240deg);
        box-shadow:
            0 0 50px rgba(128, 0, 255, 0.9),
            0 0 80px rgba(0, 255, 64, 0.7);
    }
    75% {
        transform: scale(1.2) rotate(270deg);
        filter: brightness(1.8) hue-rotate(300deg);
        box-shadow:
            0 0 40px rgba(255, 64, 0, 0.8),
            0 0 70px rgba(0, 128, 255, 0.6);
    }
    100% {
        transform: scale(1) rotate(360deg);
        filter: brightness(1);
        box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
    }
}

/* Responsive para el logo */
@media (max-width: 768px) {
    .brand-logo {
        font-size: 1.2rem;
        gap: 8px;
    }

    .logo-img {
        width: 35px;
        height: 35px;
    }

    .logo-text {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .brand-logo {
        font-size: 1rem;
        gap: 6px;
    }

    .logo-img {
        width: 30px;
        height: 30px;
    }

    .logo-text {
        font-size: 1rem;
        letter-spacing: 0.5px;
    }
}
.main-nav ul {
    display: flex;
    gap: 1.5rem;
}
.main-nav a {
    font-family: var(--font-heading);
    font-weight: 400;
    font-size: 1rem;
    color: var(--color-secondary);
    padding: 0.5rem 0;
    position: relative;
}
.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}
.main-nav a:hover::after,
.main-nav a.active::after {
    width: 100%;
}
.main-nav a.active {
    color: var(--color-primary);
    font-weight: 600;
}
.nav-toggle { display: none; }

/* 5. Footer */
.main-footer {
    background-color: var(--color-secondary);
    color: var(--color-bg-light);
    padding: 2rem 0;
    text-align: center;
}
.main-footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}
.main-footer p { margin-bottom: 0; }
.footer-links a {
    color: var(--color-bg-light);
    margin-left: 1rem;
    font-size: 0.9em;
}
.footer-links a:hover {
    text-decoration: underline;
}

/* 6. Hero Section - ULTRA DYNAMIC ACCORDION ANIMATION */

/* Colores súper vibrantes */
:root {
    --neon-cyan: #00ffff;
    --electric-pink: #ff0080;
    --laser-purple: #8000ff;
    --plasma-green: #00ff40;
    --cosmic-orange: #ff4000;
    --aurora-blue: #0080ff;
}

/* Keyframes para el efecto acordeón */
@keyframes accordion-expand {
    0% {
        transform: scaleX(0.1) rotateY(-90deg);
        opacity: 0;
        filter: blur(10px);
    }
    50% {
        transform: scaleX(1.1) rotateY(10deg);
        opacity: 0.8;
        filter: blur(2px);
    }
    100% {
        transform: scaleX(1) rotateY(0deg);
        opacity: 1;
        filter: blur(0px);
    }
}

@keyframes accordion-wave {
    0%, 100% {
        transform: translateY(0) scaleY(1);
    }
    25% {
        transform: translateY(-20px) scaleY(1.1);
    }
    75% {
        transform: translateY(20px) scaleY(0.9);
    }
}

@keyframes color-shift {
    0% { filter: hue-rotate(0deg) saturate(1.5); }
    25% { filter: hue-rotate(90deg) saturate(2); }
    50% { filter: hue-rotate(180deg) saturate(1.8); }
    75% { filter: hue-rotate(270deg) saturate(2.2); }
    100% { filter: hue-rotate(360deg) saturate(1.5); }
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow:
            0 0 20px var(--neon-cyan),
            0 0 40px var(--electric-pink),
            0 0 60px var(--laser-purple);
    }
    50% {
        box-shadow:
            0 0 40px var(--neon-cyan),
            0 0 80px var(--electric-pink),
            0 0 120px var(--laser-purple);
    }
}

@keyframes floating-particle {
    0% {
        transform: translateY(100vh) translateX(0) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) translateX(100px) rotate(360deg);
        opacity: 0;
    }
}

@keyframes text-glow {
    0%, 100% {
        text-shadow:
            0 0 10px var(--neon-cyan),
            0 0 20px var(--electric-pink),
            0 0 30px var(--laser-purple);
    }
    50% {
        text-shadow:
            0 0 20px var(--neon-cyan),
            0 0 40px var(--electric-pink),
            0 0 60px var(--laser-purple);
    }
}

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

@keyframes blink {
    0%, 50% { border-color: transparent; }
    51%, 100% { border-color: var(--neon-cyan); }
}

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

@keyframes pulse-ring {
    0% {
        transform: translate(-50%, -50%) scale(0.1);
        opacity: 1;
    }
    80%, 100% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0;
    }
}

/* Contenedor principal del hero - Fondo sólido */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #0f172a;
}

/* Contenedor del acordeón */
.accordion-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    perspective: 1000px;
}

/* Franjas del acordeón */
.accordion-strip {
    position: relative;
    flex: 1;
    height: 100%;
    overflow: hidden;
    transform-origin: center;
    animation: accordion-expand 2s ease-out forwards,
               accordion-wave 4s ease-in-out infinite;
}

/* Diferentes delays para cada franja */
.strip-1 { animation-delay: 0s, 0s; }
.strip-2 { animation-delay: 0.2s, 0.5s; }
.strip-3 { animation-delay: 0.4s, 1s; }
.strip-4 { animation-delay: 0.6s, 1.5s; }
.strip-5 { animation-delay: 0.8s, 2s; }
.strip-6 { animation-delay: 1s, 2.5s; }
.strip-7 { animation-delay: 1.2s, 3s; }
.strip-8 { animation-delay: 1.4s, 3.5s; }

/* Imagen de fondo en cada franja - Imagen completa por franja */
.strip-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    position: absolute;
    top: 0;
    left: 0;
    animation: color-shift 6s linear infinite;
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    opacity: 1;
}

/* Efectos hover únicos para cada franja */
.accordion-strip:hover .strip-bg {
    transform: scale(1.15) rotate(3deg);
    filter: brightness(1.3) saturate(1.8) contrast(1.1);
}

/* Efecto de zoom para diferentes franjas en hover */
.strip-1:hover .strip-bg { transform: scale(1.2) rotate(-2deg); }
.strip-2:hover .strip-bg { transform: scale(1.1) rotate(5deg); }
.strip-3:hover .strip-bg { transform: scale(1.18) rotate(-3deg); }
.strip-4:hover .strip-bg { transform: scale(1.12) rotate(4deg); }
.strip-5:hover .strip-bg { transform: scale(1.16) rotate(-1deg); }
.strip-6:hover .strip-bg { transform: scale(1.14) rotate(6deg); }
.strip-7:hover .strip-bg { transform: scale(1.13) rotate(-4deg); }
.strip-8:hover .strip-bg { transform: scale(1.17) rotate(2deg); }

/* Overlays con colores sólidos */
.strip-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 102, 255, 0.2);
    mix-blend-mode: overlay;
    animation: pulse-glow 3s ease-in-out infinite;
}

/* Diferentes colores sólidos para cada franja */
.strip-1 .strip-overlay {
    background: rgba(0, 255, 255, 0.2);
    animation: pulse-overlay 4s ease-in-out infinite;
}
.strip-2 .strip-overlay {
    background: rgba(255, 0, 128, 0.2);
    animation: pulse-overlay 4s ease-in-out infinite 0.5s;
}
.strip-3 .strip-overlay {
    background: rgba(128, 0, 255, 0.2);
    animation: pulse-overlay 4s ease-in-out infinite 1s;
}
.strip-4 .strip-overlay {
    background: rgba(0, 255, 64, 0.2);
    animation: pulse-overlay 4s ease-in-out infinite 1.5s;
}
.strip-5 .strip-overlay {
    background: rgba(255, 64, 0, 0.2);
    animation: pulse-overlay 4s ease-in-out infinite 2s;
}
.strip-6 .strip-overlay {
    background: rgba(0, 128, 255, 0.2);
    animation: pulse-overlay 4s ease-in-out infinite 2.5s;
}
.strip-7 .strip-overlay {
    background: rgba(255, 0, 255, 0.2);
    animation: pulse-overlay 4s ease-in-out infinite 3s;
}
.strip-8 .strip-overlay {
    background: rgba(128, 255, 0, 0.2);
    animation: pulse-overlay 4s ease-in-out infinite 3.5s;
}

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

/* Gallery Indicators */
.gallery-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 15;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.indicator.active {
    background: var(--neon-cyan);
    box-shadow: 0 0 15px var(--neon-cyan);
    transform: scale(1.2);
}

.indicator:hover {
    background: var(--electric-pink);
    box-shadow: 0 0 10px var(--electric-pink);
    transform: scale(1.1);
}

.indicator::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border-radius: 50%;
    border: 1px solid transparent;
    background: linear-gradient(45deg, var(--neon-cyan), var(--electric-pink)) border-box;
    mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.indicator.active::before {
    opacity: 1;
}

/* Overlay principal con anillos de pulso */
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, transparent 30%, rgba(0, 0, 0, 0.6) 100%);
    pointer-events: none;
}

.pulse-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 200px;
    height: 200px;
    border: 2px solid var(--neon-cyan);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: pulse-ring 4s ease-out infinite;
}

.pulse-ring-2 {
    width: 400px;
    height: 400px;
    border-color: var(--electric-pink);
    animation-delay: 1s;
}

.pulse-ring-3 {
    width: 600px;
    height: 600px;
    border-color: var(--laser-purple);
    animation-delay: 2s;
}

/* Partículas flotantes */
.floating-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    animation: floating-particle 8s linear infinite;
}

.neon-particle {
    background: var(--neon-cyan);
    box-shadow: 0 0 10px var(--neon-cyan);
    left: 10%;
    animation-delay: 0s;
}

.electric-particle {
    background: var(--electric-pink);
    box-shadow: 0 0 10px var(--electric-pink);
    left: 20%;
    animation-delay: 1s;
    width: 6px;
    height: 6px;
}

.laser-particle {
    background: var(--laser-purple);
    box-shadow: 0 0 10px var(--laser-purple);
    left: 30%;
    animation-delay: 2s;
}

.plasma-particle {
    background: var(--plasma-green);
    box-shadow: 0 0 10px var(--plasma-green);
    left: 60%;
    animation-delay: 3s;
    width: 8px;
    height: 8px;
}

.aurora-particle {
    background: var(--aurora-blue);
    box-shadow: 0 0 10px var(--aurora-blue);
    left: 70%;
    animation-delay: 4s;
}

.cosmic-particle {
    background: var(--cosmic-orange);
    box-shadow: 0 0 10px var(--cosmic-orange);
    left: 80%;
    animation-delay: 5s;
    width: 5px;
    height: 5px;
}

/* Contenido del hero */
.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: white;
}

/* Texto con efecto typing */
.typing-text {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 2rem;
    animation: text-glow 3s ease-in-out infinite;
    color: white;
}

.text-line {
    display: block;
    overflow: hidden;
    border-right: 3px solid var(--neon-cyan);
    white-space: nowrap;
    margin: 0 auto;
    animation: typing 3s steps(40, end), blink 1s step-end infinite;
}

.text-line:nth-child(2) {
    animation-delay: 3s;
    border-right-color: var(--electric-pink);
}

/* Subtitle con fade in */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fade-in-up 1s ease-out 6s forwards;
}

.hero .subtitle {
    font-size: 1.3rem;
    font-weight: 300;
    max-width: 700px;
    margin: 1rem auto 2rem;
    opacity: 0.9;
    color: rgba(255, 255, 255, 0.9);
}

/* Botón con efectos de brillo */
.glow-button {
    position: relative;
    padding: 1rem 2.5rem;
    font-size: 1.2rem;
    background: var(--color-primary);
    border: none;
    border-radius: 50px;
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    overflow: hidden;
    transition: all 0.3s ease;
    opacity: 0;
    animation: fade-in-up 1s ease-out 7s forwards, pulse-glow 2s ease-in-out 8s infinite;
    text-decoration: none;
    display: inline-block;
}

.glow-button:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow:
        0 0 30px var(--neon-cyan),
        0 0 60px var(--electric-pink),
        0 10px 30px rgba(0, 0, 0, 0.3);
    color: white;
}

.btn-shimmer {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    animation: shimmer 3s ease-in-out infinite;
}

/* 7. Page Header */
.page-header {
    background-color: var(--color-bg-light);
    padding: 4rem 0;
    text-align: center;
}
.page-header h1 {
    font-size: 2.8rem;
}
.page-header p {
    font-size: 1.2rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}


/* 8. Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--border-radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn-enhanced {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1.125rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.btn-enhanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition);
}

.btn-enhanced:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
    color: var(--color-white);
}

.btn-secondary-outline {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary-outline:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
    color: var(--color-white);
}

.btn-icon {
    font-size: 1.2em;
    transition: var(--transition);
}

.btn:hover .btn-icon {
    transform: translateX(2px);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-2xl);
}

@media (max-width: 768px) {
    .hero-cta {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* 9. Cards & Grids */
.card-grid-3, .portfolio-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: repeat(3, 1fr);
}
.card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    border: 1px solid var(--color-border-light);
    position: relative;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-primary);
    opacity: 0;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-border);
}

.card:hover::before {
    opacity: 1;
}
.card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}
.card-body {
    padding: var(--spacing-xl);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-body h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    color: var(--color-secondary);
    font-weight: 700;
}

.card-body p {
    font-size: 1rem;
    color: var(--color-text-light);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
    flex-grow: 1;
}

.card-link {
    margin-top: auto;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: var(--transition);
    padding: var(--spacing-sm) 0;
}

.card-link:hover {
    color: var(--color-accent);
    transform: translateX(4px);
}

/* 10. CTA Section */
.cta-section {
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23ffffff" opacity="0.05"/><circle cx="75" cy="75" r="1" fill="%23ffffff" opacity="0.05"/><circle cx="75" cy="25" r="0.5" fill="%23ffffff" opacity="0.03"/><circle cx="25" cy="75" r="0.5" fill="%23ffffff" opacity="0.03"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
    opacity: 0.7;
}

.cta-content {
    position: relative;
    z-index: 2;
}

.cta-section h2 {
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
}

.cta-section p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.cta-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
}

.cta-section .btn {
    background-color: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
    box-shadow: var(--shadow-xl);
}

.cta-section .btn:hover {
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--color-primary);
    transform: translateY(-3px) scale(1.02);
}

.cta-guarantee {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
    opacity: 0.8;
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(10px);
}

.guarantee-icon {
    font-size: 1.2em;
}

/* 11. Service Details */
.service-item {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 4rem;
}
.service-item:nth-child(even) {
    grid-template-columns: 1.5fr 1fr;
}
.service-item:nth-child(even) img {
    grid-column: 2;
    grid-row: 1;
}
.service-item img {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}
.service-item-content ul {
    list-style: disc;
    padding-left: 20px;
    margin-top: 1rem;
}
.service-item-content ul li {
    margin-bottom: 0.5rem;
    color: var(--color-text-light);
}

/* 12. Portfolio Styles */
.portfolio-grid-teaser {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}
.portfolio-item-teaser {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    height: 250px;
}
.portfolio-item-teaser img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.portfolio-item-teaser:hover img {
    transform: scale(1.1);
}
.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    padding: 2rem 1rem 1rem;
    color: var(--color-white);
    transition: opacity 0.3s ease;
}
.portfolio-overlay h3 {
    color: var(--color-white);
    font-size: 1.2rem;
    margin: 0;
}
.portfolio-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}
.portfolio-card p {
    flex-grow: 1;
}
.portfolio-card .text-muted {
    font-style: italic;
    margin-bottom: 0.5rem;
}

/* 13. About Page Styles */
.about-us-container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 3rem;
    align-items: center;
}
.about-us-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

/* 14. Enhanced Contact Form & Info */
.contact-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

/* Contact Options Grid */
.contact-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.contact-option {
    background: #ffffff;
    border: 2px solid #f1f5f9;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.contact-option:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.option-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    display: block;
}

.contact-option h3 {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.contact-option p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.option-btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--color-primary);
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: var(--transition);
}

.option-btn:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
    color: white;
}

/* Enhanced Form Styles */
.contact-form {
    background: #ffffff;
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-3xl);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    border: 1px solid #f1f5f9;
}

.form-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 2px solid #f1f5f9;
}

.form-header h3 {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
    font-size: 1.75rem;
}

.form-header p {
    color: var(--color-text-light);
    font-size: 1.1rem;
    margin-bottom: 0;
}

/* Multi-step Form */
.multi-step-form {
    position: relative;
}

.form-step {
    display: none;
    animation: fadeInUp 0.5s ease;
}

.form-step.active {
    display: block;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.step-header {
    margin-bottom: var(--spacing-2xl);
}

.step-header h4 {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-lg);
    font-size: 1.4rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #f1f5f9;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
}

.progress {
    height: 100%;
    background: var(--color-primary);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-secondary);
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-md);
    border: 2px solid #e2e8f0;
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
    background: #ffffff;
    color: var(--color-text);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
    transform: translateY(-1px);
}

.form-group input:invalid,
.form-group textarea:invalid {
    border-color: #fca5a5;
}

.form-group input:valid,
.form-group textarea:valid {
    border-color: #86efac;
}

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

.checkbox-group {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--color-text-light);
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid #e2e8f0;
    border-radius: 4px;
    margin-right: var(--spacing-md);
    position: relative;
    transition: var(--transition);
}

.checkbox-label input:checked + .checkmark {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.checkbox-label input:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.form-actions {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: space-between;
    margin-top: var(--spacing-2xl);
}

.btn.prev-step {
    background: #f8fafc;
    color: var(--color-text);
    border: 2px solid #e2e8f0;
}

.btn.prev-step:hover {
    background: #f1f5f9;
    color: var(--color-text);
}

.submit-btn {
    position: relative;
    min-width: 200px;
}

.loading-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Contact Info Panel */
.contact-info {
    background: #f8fafc;
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-3xl);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.contact-info h3 {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-2xl);
    font-size: 1.5rem;
    text-align: center;
}

.contact-methods {
    space-y: var(--spacing-xl);
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: white;
    border-radius: var(--border-radius);
    border: 1px solid #e2e8f0;
    transition: var(--transition);
}

.contact-method:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.method-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.method-details {
    flex-grow: 1;
}

.method-details strong {
    display: block;
    font-family: var(--font-heading);
    color: var(--color-secondary);
    margin-bottom: var(--spacing-xs);
    font-size: 1rem;
}

.method-details a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.method-details a:hover {
    color: var(--color-accent);
}

.response-time {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
}

.response-guarantee {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    background: #dcfce7;
    border: 1px solid #bbf7d0;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.guarantee-icon {
    color: #16a34a;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.guarantee-text strong {
    display: block;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

.guarantee-text p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* Image optimizations */
img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

img:hover {
    transform: scale(1.02);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.card-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    object-position: center;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.service-item img,
.portfolio-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    object-position: center;
    border-radius: var(--border-radius);
}

.about-us-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    object-position: center;
}

/* Loading state for images */
img[data-loading="true"] {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* Enhanced Form Validation States */
.field-error {
    color: var(--color-error);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    display: block;
    animation: slideInUp 0.3s ease;
}

.btn-ready {
    animation: pulse-success 1s ease infinite;
}

@keyframes pulse-success {
    0%, 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
    50% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Notification System */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    max-width: 400px;
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    z-index: 10000;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.notification-visible {
    opacity: 1;
    transform: translateX(0);
}

.notification-content {
    display: flex;
    align-items: center;
    padding: var(--spacing-lg);
    gap: var(--spacing-md);
}

.notification-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.notification-message {
    flex-grow: 1;
    font-weight: 500;
    color: var(--color-text);
}

.notification-close {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--color-text-muted);
    transition: color 0.3s ease;
    padding: 0;
    line-height: 1;
}

.notification-close:hover {
    color: var(--color-text);
}

.notification-success {
    border-left: 4px solid var(--color-success);
}

.notification-error {
    border-left: 4px solid var(--color-error);
}

.notification-info {
    border-left: 4px solid var(--color-primary);
}

/* Form Progress Indicator */
.form-progress {
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
    font-weight: 500;
}

/* Enhanced Input States */
.form-group.input-focused label {
    color: var(--color-primary);
    transform: translateY(-2px) scale(0.95);
}

.form-group.input-valid input,
.form-group.input-valid textarea,
.form-group.input-valid select {
    border-color: var(--color-success);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-group.input-valid::after {
    content: '✓';
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-success);
    font-weight: bold;
    font-size: 1.2rem;
}

.form-group.input-error input,
.form-group.input-error textarea,
.form-group.input-error select {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Responsive for contact form */
@media (max-width: 992px) {
    .contact-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-info {
        position: static;
    }

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

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .contact-form {
        padding: var(--spacing-2xl);
    }

    .contact-info {
        padding: var(--spacing-2xl);
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .notification {
        top: 10px;
        right: 10px;
        left: 10px;
        max-width: none;
        transform: translateY(-100%);
    }

    .notification-visible {
        transform: translateY(0);
    }
}


/* Loading Screen Animation */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #0f172a;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading-content {
    text-align: center;
    color: white;
}

.loading-logo {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 2rem;
    background: linear-gradient(45deg, var(--neon-cyan), var(--electric-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: text-glow 2s ease-in-out infinite;
}

.loading-bar {
    width: 300px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    margin: 0 auto 1rem;
    overflow: hidden;
}

.loading-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--neon-cyan), var(--electric-pink));
    border-radius: 2px;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px var(--neon-cyan);
}

.loading-text {
    font-size: 1rem;
    opacity: 0.8;
    animation: fade-in-up 2s ease-in-out infinite alternate;
}

/* Additional Glitch Animation */
@keyframes glitch {
    0%, 100% { transform: translate(0); }
    20% { transform: translate(-2px, 2px); }
    40% { transform: translate(-2px, -2px); }
    60% { transform: translate(2px, 2px); }
    80% { transform: translate(2px, -2px); }
}

/* Dynamic particle animation */
.dynamic-particle {
    animation: floating-particle 8s linear infinite;
}

/* Enhanced responsive for hero accordion */
@media (max-width: 768px) {
    .accordion-strip {
        animation: accordion-expand 1.5s ease-out forwards,
                   accordion-wave 3s ease-in-out infinite;
    }

    .typing-text {
        font-size: 2.5rem;
    }

    .pulse-ring {
        width: 150px;
        height: 150px;
    }

    .pulse-ring-2 {
        width: 250px;
        height: 250px;
    }

    .pulse-ring-3 {
        width: 350px;
        height: 350px;
    }

    .loading-logo {
        font-size: 2rem;
    }

    .loading-content {
        padding: var(--spacing-lg);
    }

    .hero-cta {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    /* Optimize dynamic backgrounds for mobile */
    .mouse-glow {
        width: 200px;
        height: 200px;
    }

    .energy-wave {
        width: 100px;
        height: 100px;
    }

    .dynamic-particle {
        animation-duration: 8s !important;
    }

    /* Optimize performance on mobile */
    .card::after {
        display: none;
    }

    .parallax-element {
        transform: none !important;
    }

    .btn-enhanced::before {
        display: none;
    }
}

/* Ultra-responsive for very small screens */
@media (max-width: 480px) {
    .mouse-glow {
        display: none; /* Hide mouse effects on small touch devices */
    }

    .energy-wave {
        width: 80px;
        height: 80px;
    }

    .dynamic-particles-container {
        opacity: 0.7; /* Reduce particle intensity */
    }
}

/* High performance mode for slower devices */
@media (prefers-reduced-motion: reduce) {
    body,
    body::before,
    body::after,
    .dynamic-particle,
    .energy-wave,
    .mouse-glow {
        animation: none !important;
        transition: none !important;
    }

    .dynamic-particles-container {
        display: none;
    }
}

/* 15. Professional Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-secondary) 0%, #0f172a 50%, #1e293b 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: var(--transition);
    overflow: hidden;
}

.loading-content {
    text-align: center;
    color: white;
    max-width: 400px;
    padding: var(--spacing-2xl);
}

.loading-logo {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-2xl);
    position: relative;
}

.logo-g {
    display: inline-block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
    font-size: 1.2em;
    animation: logo-pulse 2s ease-in-out infinite;
}

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

.loading-progress {
    width: 100%;
    margin-bottom: var(--spacing-lg);
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 2px;
    transition: width 0.3s ease;
    animation: progress-glow 2s ease-in-out infinite;
}

@keyframes progress-glow {
    0%, 100% { box-shadow: 0 0 5px var(--color-accent); }
    50% { box-shadow: 0 0 20px var(--color-accent); }
}

.progress-text {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-accent);
}

.loading-status {
    font-size: 1rem;
    opacity: 0.8;
    animation: status-fade 2s ease-in-out infinite;
}

@keyframes status-fade {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* 16. Enhanced Form Styles */
.form-group {
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.form-group.input-focused label {
    transform: translateY(-1.5rem) scale(0.85);
    color: var(--color-primary);
}

.form-group.input-valid input,
.form-group.input-valid textarea {
    border-color: var(--color-success);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-group.input-error input,
.form-group.input-error textarea {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* 17. Professional Tooltips */
.tooltip {
    position: absolute;
    background: var(--color-secondary);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    white-space: nowrap;
    z-index: 1000;
    opacity: 0;
    transform: translateY(5px);
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
}

.tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--color-secondary);
}

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

/* 18. Ripple Animation */
@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* 19. Enhanced Card Interactions */
.card {
    --mouse-x: 50%;
    --mouse-y: 50%;
}

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

.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at var(--mouse-x) var(--mouse-y), rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.card:hover::after {
    opacity: 1;
}

/* 20. Mobile Navigation Enhancements */
@media (max-width: 768px) {
    body.nav-open {
        overflow: hidden;
        position: fixed;
        width: 100%;
        height: 100vh;
        top: 0;
        left: 0;
    }

    .main-nav.nav-open {
        transform: scaleY(1);
        box-shadow: var(--shadow-xl);
    }

    .main-nav a {
        opacity: 0;
        transform: translateX(-20px);
        transition: var(--transition);
    }

    .main-nav.nav-open a {
        opacity: 1;
        transform: translateX(0);
    }

    .nav-toggle.nav-open .hamburger {
        background: transparent;
    }

    .nav-toggle.nav-open .hamburger::before {
        transform: translateY(0) rotate(45deg);
    }

    .nav-toggle.nav-open .hamburger::after {
        transform: translateY(0) rotate(-45deg);
    }
}

/* 21. Responsive Design */
@media (max-width: 992px) {
    .card-grid-3 { grid-template-columns: repeat(2, 1fr); }
    .service-item, .service-item:nth-child(even) { grid-template-columns: 1fr; }
    .service-item:nth-child(even) img { grid-column: 1; }
    .about-us-container { grid-template-columns: 1fr; }
    .about-us-image { display: none; } /* Hide image on tablet for text focus */
    .contact-container { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    .hero h1 { font-size: 2.5rem; }
    .section-padding { padding: 60px 0; }

    .main-nav {
        position: absolute;
        background: var(--color-white);
        top: 100%;
        left: 0;
        right: 0;
        width: 100%;
        text-align: center;
        transform: scaleY(0);
        transform-origin: top;
        transition: transform 0.3s ease-out;
        box-shadow: 0 10px 10px -5px rgba(0,0,0,0.1);
    }
    .main-nav ul {
        flex-direction: column;
        gap: 0;
    }
    .main-nav li {
        border-bottom: 1px solid var(--color-border);
    }
    .main-nav li:last-child { border-bottom: none; }
    .main-nav a {
        display: block;
        padding: 1rem;
        width: 100%;
    }
    .main-nav a::after { display: none; }
    .main-nav.nav-open { transform: scaleY(1); }

    .nav-toggle {
        display: block;
        background: none;
        border: none;
        cursor: pointer;
        padding: 0.5rem;
    }
    .hamburger {
        display: block;
        position: relative;
        width: 25px;
        height: 2px;
        background: var(--color-secondary);
        transition: transform 0.3s ease;
    }
    .hamburger::before,
    .hamburger::after {
        content: '';
        position: absolute;
        left: 0;
        width: 100%;
        height: 2px;
        background: var(--color-secondary);
        transition: transform 0.3s ease, top 0.3s ease;
    }
    .hamburger::before { top: -8px; }
    .hamburger::after { top: 8px; }

    .nav-open .hamburger { transform: rotate(45deg); }
    .nav-open .hamburger::before { top: 0; transform: rotate(90deg); }
    .nav-open .hamburger::after { top: 0; transform: rotate(90deg); }

    .card-grid-3, .portfolio-grid-teaser, .portfolio-grid {
        grid-template-columns: 1fr;
    }
    .main-footer .container {
        flex-direction: column;
        text-align: center;
    }
    .footer-links { margin-top: 1rem; }
    .footer-links a { margin: 0 0.5rem; }
}