/* ========================================
   RESET Y VARIABLES
   ======================================== */

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

:root {
    /* Colores oscuros premium */
    --bg-primary: #0d0d12;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a24;
    --bg-card: #16162a;
    
    /* Acentos */
    --accent-primary: #ffffff;
    --accent-secondary: #a0a0a0;
    --accent-border: rgba(59, 130, 246, 0.12);
    --accent-blue: #3b82f6;
    --accent-blue-hover: #2563eb;
    
    /* Textos */
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-tertiary: #707070;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Tipografía */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', sans-serif;
    --font-size-xs: 0.875rem;
    --font-size-sm: 1rem;
    --font-size-md: 1.125rem;
    --font-size-lg: 1.5rem;
    --font-size-xl: 2rem;
    --font-size-2xl: 2.5rem;
    --font-size-3xl: 3.5rem;
}

html {
    scroll-behavior: smooth;
}

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

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at top, rgba(59, 130, 246, 0.08), transparent 40%),
        radial-gradient(ellipse at bottom, rgba(37, 99, 235, 0.05), transparent 40%);
    background-image: 
        linear-gradient(rgba(59, 130, 246, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.02) 1px, transparent 1px);
    background-size: 80px 80px;
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 1;
}

/* ========================================
   HEADER Y NAVEGACIÓN
   ======================================== */

header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(13, 13, 18, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(59, 130, 246, 0.15);
    z-index: 1000;
    box-shadow: 0 4px 30px rgba(59, 130, 246, 0.15);
}

header::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.5), transparent);
}

.navbar {
    padding: 1.25rem 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: var(--font-size-lg);
    font-weight: 600;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-img {
    height: 70px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 0 10px rgba(59, 130, 246, 0.3));
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0;
    align-items: center;
}

.nav-menu li {
    position: relative;
}

.nav-menu li:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 20px;
    background: rgba(59, 130, 246, 0.2);
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: all 0.3s ease;
    font-weight: 400;
    padding: 0.75rem 1.75rem;
    display: block;
    position: relative;
}

.nav-menu a::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(59, 130, 246, 0.05);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 6px;
}

.nav-menu a:hover {
    color: var(--text-primary);
}

.nav-menu a:hover::before {
    opacity: 1;
}

.nav-cta {
    padding: 0.65rem 1.5rem !important;
    border: 1px solid rgba(59, 130, 246, 0.4);
    border-radius: 6px;
    color: var(--text-primary) !important;
    transition: all 0.3s ease;
    background: rgba(59, 130, 246, 0.15);
    margin-left: 0.5rem;
}

.nav-cta::before {
    display: none !important;
}

.nav-cta:hover {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
    transform: translateY(-2px);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
}

/* ========================================
   HERO
   ======================================== */

.hero {
    padding: calc(var(--spacing-xl) + 80px) 0 var(--spacing-xl);
    text-align: center;
    min-height: 85vh;
    display: flex;
    align-items: center;
    position: relative;
    background: radial-gradient(ellipse at top, rgba(59, 130, 246, 0.15), transparent 50%),
                radial-gradient(ellipse at bottom, rgba(37, 99, 235, 0.1), transparent 50%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(37, 99, 235, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: var(--font-size-3xl);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    letter-spacing: -1.5px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    background: linear-gradient(to bottom, #ffffff, #a0a0a0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-md);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.btn-primary {
    display: inline-block;
    padding: 0.875rem 2rem;
    background: var(--accent-blue);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: all 0.3s ease;
    border: 1px solid var(--accent-blue);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    background: var(--accent-blue-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.5);
}

/* ========================================
   SERVICIOS
   ======================================== */

.services {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
    position: relative;
    overflow: hidden;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 500px;
    background: radial-gradient(ellipse at top center, rgba(59, 130, 246, 0.1), transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.services h2,
.process h2,
.videos h2,
.technologies h2,
.about h2,
.contact h2 {
    font-size: var(--font-size-2xl);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    font-weight: 600;
    letter-spacing: -1px;
    background: linear-gradient(to right, #ffffff, rgba(59, 130, 246, 0.8));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.service-card {
    background: rgba(22, 22, 42, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: 12px;
    padding: var(--spacing-md);
    transition: all 0.4s ease;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.05);
}

.service-card:hover {
    border-color: var(--accent-blue);
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.25);
    background: rgba(22, 22, 52, 0.7);
}

.service-icon {
    color: var(--accent-blue);
    margin-bottom: var(--spacing-sm);
}

.service-card h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.service-card p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.7;
}

/* ========================================
   PROCESO
   ======================================== */

.process {
    padding: var(--spacing-xl) 0;
    position: relative;
    background: var(--bg-secondary);
    overflow: hidden;
}

.process::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 500px;
    background: radial-gradient(ellipse at center, rgba(59, 130, 246, 0.1), transparent 60%);
    pointer-events: none;
    z-index: 0;
}


.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.step {
    text-align: center;
    padding: var(--spacing-md);
    border-radius: 12px;
    background: rgba(22, 22, 42, 0.4);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.15);
    transition: all 0.3s ease;
}

.step:hover {
    transform: translateY(-4px);
    border-color: rgba(59, 130, 246, 0.4);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.15);
}

.step-number {
    font-size: var(--font-size-xl);
    color: rgba(59, 130, 246, 0.6);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.step h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.step p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.7;
}

/* ========================================
   VIDEOS
   ======================================== */

.videos {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    position: relative;
    overflow: hidden;
}

.videos::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 600px;
    background: radial-gradient(ellipse at center, rgba(59, 130, 246, 0.1), transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.videos h2 {
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.video-placeholder {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(59, 130, 246, 0.2);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.1);
    transition: all 0.3s ease;
}

.video-placeholder:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.25);
    border-color: var(--accent-blue);
}

.video-embed {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    background: rgba(22, 22, 42, 0.8);
}

.video-embed iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.placeholder-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
}

.placeholder-content svg {
    margin-bottom: var(--spacing-sm);
}

.videos-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    background: rgba(22, 22, 42, 0.4);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: all 0.3s ease;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.btn-secondary:hover {
    background: rgba(22, 22, 52, 0.6);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.2);
}

.btn-secondary svg {
    flex-shrink: 0;
}

/* ========================================
   TECNOLOGÍAS
   ======================================== */

.technologies {
    padding: var(--spacing-xl) 0;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.technologies::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 500px;
    background: radial-gradient(ellipse at center, rgba(59, 130, 246, 0.08), transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.tech-item {
    padding: var(--spacing-md);
    background: rgba(22, 22, 42, 0.4);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
}

.tech-item:hover {
    border-color: var(--accent-blue);
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.25);
    background: rgba(22, 22, 52, 0.6);
}

.tech-name {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--accent-blue);
}

.tech-item p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

/* ========================================
   SOBRE MÍ
   ======================================== */

.about {
    padding: var(--spacing-xl) 0;
    position: relative;
    background: var(--bg-secondary);
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 600px;
    background: radial-gradient(ellipse at center, rgba(59, 130, 246, 0.12), transparent 60%);
    pointer-events: none;
    z-index: 0;
}


.about-content {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
}

.profile-placeholder {
    width: 180px;
    height: 180px;
    border-radius: 12px;
    background: var(--bg-card);
    border: 2px solid rgba(59, 130, 246, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.2);
}

.profile-placeholder img {
    width: 140%;
    height: 140%;
    object-fit: cover;
    border-radius: 12px;
    object-position: center 20%;
}

.about-text h3 {
    font-size: var(--font-size-xl);
    margin-bottom: 0.25rem;
    font-weight: 600;
}

.role {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
}

.about-text p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.social-links a {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(22, 22, 42, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    color: var(--text-primary);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

/* ========================================
   CONTACTO
   ======================================== */

.contact {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 600px;
    background: radial-gradient(ellipse at center, rgba(59, 130, 246, 0.12), transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.contact h2 {
    margin-bottom: var(--spacing-sm);
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
    margin-top: var(--spacing-lg);
}

.contact-info {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.contact-item {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(22, 22, 42, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    border-color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.2);
}

.contact-item svg {
    color: var(--text-secondary);
}

.contact-item a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: var(--font-size-sm);
}

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

.form-group {
    display: flex;
    flex-direction: column;
}

.contact-form input,
.contact-form textarea {
    padding: 0.875rem;
    background: rgba(22, 22, 42, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    font-family: inherit;
    transition: all 0.3s ease;
}

.contact-form input:hover,
.contact-form textarea:hover {
    border-color: rgba(59, 130, 246, 0.4);
    background: rgba(22, 22, 52, 0.7);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
}

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

.contact-form button {
    margin-top: var(--spacing-sm);
}

/* ========================================
   FOOTER
   ======================================== */

footer {
    background: var(--bg-primary);
    border-top: 1px solid rgba(59, 130, 246, 0.15);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at top, rgba(59, 130, 246, 0.08), transparent 60%);
    pointer-events: none;
    z-index: 0;
}

footer .container {
    position: relative;
    z-index: 1;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-brand .logo {
    flex-shrink: 0;
}

.footer-brand .logo-img {
    height: 45px;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin: 0;
    white-space: nowrap;
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    align-items: center;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--accent-border);
}

.footer-bottom p {
    color: var(--text-tertiary);
    font-size: var(--font-size-xs);
}

/* ========================================
   PÁGINAS LEGALES
   ======================================== */

.legal-page {
    padding: calc(var(--spacing-xl) + 80px) 0 var(--spacing-xl);
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.legal-page::before {
    content: '';
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(59, 130, 246, 0.05), transparent 50%);
    pointer-events: none;
    z-index: -1;
}

.legal-page h1 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    background: linear-gradient(to right, #ffffff, rgba(59, 130, 246, 0.8));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.legal-page .date {
    color: var(--text-tertiary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-lg);
}

.legal-page h2 {
    font-size: var(--font-size-lg);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: rgba(59, 130, 246, 0.9);
}

.legal-page p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.legal-page ul {
    margin-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.legal-page li {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 0.5rem;
}

/* ========================================
   ANIMACIONES
   ======================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.hero-content h1 {
    animation: fadeInUp 0.8s ease-out;
}

.hero-content p {
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-content .btn-primary {
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 768px) {
    :root {
        --font-size-3xl: 2rem;
        --font-size-2xl: 1.75rem;
        --font-size-xl: 1.5rem;
        --spacing-xl: 4rem;
    }
    
    .nav-container {
        padding: 0 var(--spacing-md);
    }
    
    .logo-img {
        height: 40px;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: rgba(13, 13, 18, 0.98);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: var(--spacing-md);
        border-top: 1px solid rgba(59, 130, 246, 0.2);
        gap: 0;
    }
    
    .nav-menu li:not(:last-child)::after {
        display: none;
    }
    
    .nav-menu a {
        padding: 1rem 2rem;
        width: 100%;
    }
    
    .nav-cta {
        margin-left: 0 !important;
        margin-top: 1rem;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .hero {
        min-height: 70vh;
        padding: calc(var(--spacing-lg) + 80px) 0 var(--spacing-lg);
    }
    
    .services-grid,
    .process-steps,
    .videos-grid {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .profile-placeholder {
        margin: 0 auto;
    }
    
    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .footer-brand {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }
    
    .footer-brand p {
        white-space: normal;
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}