/* ========================================
   CREATIVEUP - REDISEÑO ULTRA MODERNO
   Diseño Premium con Animaciones Avanzadas
   ======================================== */

:root {
    /* Colores Principales */
    --primary: #6366F1;
    --primary-dark: #4F46E5;
    --primary-light: #818CF8;
    --secondary: #EC4899;
    --secondary-light: #F472B6;
    --accent: #06B6D4;
    --accent-light: #22D3EE;
    
    /* Neutrales */
    --dark: #0F172A;
    --dark-gray: #1E293B;
    --gray-900: #0F172A;
    --gray-800: #1E293B;
    --gray-700: #334155;
    --gray-600: #475569;
    --gray-500: #64748B;
    --gray-400: #94A3B8;
    --gray-300: #CBD5E1;
    --gray-200: #E2E8F0;
    --gray-100: #F1F5F9;
    --white: #FFFFFF;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, #6366F1 0%, #EC4899 100%);
    --gradient-secondary: linear-gradient(135deg, #06B6D4 0%, #6366F1 100%);
    --gradient-accent: linear-gradient(135deg, #F59E0B 0%, #EC4899 100%);
    --gradient-dark: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.4);
    --shadow-glow-pink: 0 0 40px rgba(236, 72, 153, 0.4);
    
    /* Espaciado */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    --space-4xl: 8rem;
    
    /* Bordes */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    --radius-2xl: 3rem;
    --radius-full: 9999px;
    
    /* Transiciones */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 600ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ========== RESET & BASE ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--white);
    color: var(--gray-700);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ========== ANIMACIONES KEYFRAMES ========== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

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

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

@keyframes blink {
    50% {
        opacity: 0;
    }
}

@keyframes slideInFromBottom {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* ========== NAVBAR ULTRA MODERNO ========== */
.navbar-ultra {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    transition: all var(--transition-base);
}

.navbar-ultra::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.navbar-ultra.scrolled::before {
    opacity: 1;
}

.navbar-ultra.scrolled {
    padding: var(--space-sm) 0;
    box-shadow: var(--shadow-md);
}

.navbar-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 1;
}

/* Logo */
.navbar-logo {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 1.5rem;
    font-weight: 800;
    text-decoration: none;
    position: relative;
}

.navbar-logo .logo-text {
    color: var(--gray-900);
    transition: color var(--transition-base);
}

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

.navbar-logo .logo-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gradient-primary);
    animation: pulse 2s ease-in-out infinite;
}

.navbar-logo:hover .logo-text {
    color: var(--primary);
}

/* Desktop Menu */
.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-link {
    position: relative;
    padding: var(--space-xs) var(--space-md);
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: color var(--transition-base);
    overflow: hidden;
}

.nav-link span {
    position: relative;
    z-index: 1;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transform: translateX(-50%);
    transition: width var(--transition-base);
}

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

.nav-link:hover::before,
.nav-link.active::before {
    width: 80%;
}

.nav-divider {
    width: 1px;
    height: 24px;
    background: var(--gray-300);
    margin: 0 var(--space-xs);
}

/* CTA Button */
.btn-nav-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: var(--gradient-primary);
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

.btn-nav-cta svg {
    transition: transform var(--transition-base);
}

.btn-nav-cta:hover svg {
    transform: translateX(4px);
}

/* Mobile Toggle */
.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
    z-index: 1001;
}

.toggle-line {
    width: 24px;
    height: 2px;
    background: var(--gray-900);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.navbar-toggle.active .toggle-line:nth-child(1) {
    transform: rotate(45deg) translateY(8px);
}

.navbar-toggle.active .toggle-line:nth-child(2) {
    opacity: 0;
}

.navbar-toggle.active .toggle-line:nth-child(3) {
    transform: rotate(-45deg) translateY(-8px);
}

/* Mobile Overlay */
.navbar-mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

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

.mobile-menu {
    position: relative;
    width: 100%;
    max-width: 400px;
    height: 100%;
    background: var(--white);
    margin-left: auto;
    padding: var(--space-xl) var(--space-lg);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    overflow-y: auto;
}

.navbar-mobile-overlay.active .mobile-menu {
    transform: translateX(0);
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-2xl);
}

.mobile-logo {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 1.5rem;
    font-weight: 800;
    text-decoration: none;
}

.mobile-logo .logo-text {
    color: var(--gray-900);
}

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

.mobile-close {
    background: var(--gray-100);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.mobile-close:hover {
    background: var(--gray-200);
    transform: rotate(90deg);
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.mobile-link {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.125rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.mobile-link:hover,
.mobile-link.active {
    background: var(--gray-100);
    color: var(--primary);
}

.link-number {
    font-size: 0.875rem;
    color: var(--gray-400);
    font-weight: 500;
}

.link-text {
    flex: 1;
}

.link-arrow {
    font-size: 1.5rem;
    opacity: 0;
    transform: translateX(-10px);
    transition: all var(--transition-base);
}

.mobile-link:hover .link-arrow,
.mobile-link.active .link-arrow {
    opacity: 1;
    transform: translateX(0);
}

.mobile-footer {
    margin-top: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--gray-200);
}

.mobile-contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--gray-600);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: color var(--transition-base);
}

.contact-item:hover {
    color: var(--primary);
}

.contact-item i {
    width: 20px;
    text-align: center;
}

.mobile-social {
    display: flex;
    gap: var(--space-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    color: var(--gray-600);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--gradient-primary);
    color: var(--white);
    transform: translateY(-2px);
}

/* ========== RESPONSIVE NAVBAR ========== */
@media (max-width: 1024px) {
    .navbar-menu {
        display: none;
    }
    
    .navbar-toggle {
        display: flex;
    }
}

/* ========== MAIN CONTENT ========== */
.main-content {
    min-height: 100vh;
    padding-top: 80px;
}

/* Continúa en la siguiente parte... */