/* ============================================
   MAURICIO SANCHEZ PORTFOLIO
   Diseño Blanco Profesional - Basado en Apple/Stripe/WPP
   ============================================ */

:root {
    /* Colores - Tema Blanco Profesional */
    --color-bg: #ffffff;
    --color-surface: #f5f5f7;
    --color-text: #1d1d1f;
    --color-text-muted: #6e6e73;
    --color-primary: #0071e3;
    --color-primary-hover: #0077ED;
    --color-border: #d2d2d7;
    --color-accent: #00d4aa;
    
    /* Tipografías */
    --font-body: 'Inter', -apple-system, system-ui, sans-serif;
    --font-display: 'Space Grotesk', impact, sans-serif;
    
    /* Espaciado */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 48px;
    --space-xl: 80px;
    --space-2xl: 120px;
    --space-3xl: 160px;
    
    --container-width: 1280px;
    
    /* Transiciones */
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Sombras */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
}

::selection {
    background-color: var(--color-primary);
    color: white;
}

/* ============================================
   FORMAS ABSTRACTAS DE FONDO
   ============================================ */

.bg-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.06;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    top: -200px;
    right: -200px;
    animation: float 20s ease-in-out infinite;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(225deg, var(--color-accent), var(--color-primary));
    bottom: -100px;
    left: -100px;
    animation: float 15s ease-in-out infinite reverse;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: linear-gradient(45deg, var(--color-primary), var(--color-accent));
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: float 25s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(120deg); }
    66% { transform: translate(-20px, 20px) rotate(240deg); }
}

/* ============================================
   NAVEGACIÓN
   ============================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
}

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

.nav-logo {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
    text-decoration: none;
    letter-spacing: 1px;
}

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

.nav-link {
    color: var(--color-text);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color var(--transition-base);
}

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

.nav-link--primary {
    background-color: var(--color-primary);
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
}

.nav-link--primary:hover {
    background-color: var(--color-primary-hover);
    color: white;
}

.lang-toggle {
    position: fixed;
    top: var(--space-md);
    right: var(--space-lg);
    z-index: 101;
    display: flex;
    gap: 4px;
    background-color: var(--color-surface);
    border-radius: 8px;
    padding: 4px;
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-base);
}

.lang-btn.active {
    background-color: white;
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

/* ============================================
   CONTAINER
   ============================================ */

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
    position: relative;
    z-index: 1;
}

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

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    padding-bottom: var(--space-3xl);
}

.hero-content {
    max-width: 900px;
}

.hero-name {
    font-family: var(--font-display);
    font-size: clamp(60px, 10vw, 120px);
    font-weight: 700;
    line-height: 0.9;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-sm);
    background: linear-gradient(135deg, var(--color-text), var(--color-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--color-primary);
    text-transform: uppercase;
    margin-bottom: var(--space-lg);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(32px, 6vw, 64px);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.01em;
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.hero-description {
    font-size: clamp(16px, 2vw, 20px);
    line-height: 1.6;
    color: var(--color-text-muted);
    max-width: 700px;
    margin-bottom: var(--space-xl);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    padding: var(--space-lg);
    background-color: var(--color-surface);
    border-radius: 16px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

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

.hero-cta-wrapper {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-block;
    padding: 16px 32px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    border-radius: 12px;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

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

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

.btn-large {
    padding: 20px 48px;
    font-size: 16px;
}

/* ============================================
   SECTIONS
   ============================================ */

.projects-section,
.templates-section,
.why-section,
.services-section,
.contact-section {
    padding: var(--space-3xl) 0;
}

.section-label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--color-primary);
    text-transform: uppercase;
    margin-bottom: var(--space-md);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(40px, 7vw, 72px);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-xl);
    color: var(--color-text);
}

/* ============================================
   PROJECTS
   ============================================ */

.projects-grid {
    display: grid;
    gap: var(--space-3xl);
}

.project-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.project-card--reverse {
    direction: rtl;
}

.project-card--reverse > * {
    direction: ltr;
}

.project-image {
    aspect-ratio: 16/10;
    background-color: var(--color-surface);
    border-radius: 16px;
    overflow: hidden;
    position: relative;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-surface), #e8e8ed);
}

.project-placeholder p {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text-muted);
    letter-spacing: 2px;
}

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

.project-meta {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--color-primary);
    text-transform: uppercase;
}

.project-title {
    font-family: var(--font-display);
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--space-sm);
}

.project-description {
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.tag {
    font-size: 12px;
    font-weight: 600;
    padding: 6px 12px;
    background-color: var(--color-surface);
    color: var(--color-text);
    border-radius: 6px;
}

.project-link {
    display: inline-block;
    color: var(--color-primary);
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    transition: color var(--transition-base);
}

.project-link:hover {
    color: var(--color-primary-hover);
}

/* ============================================
   TEMPLATES
   ============================================ */

.templates-section {
    background-color: var(--color-surface);
}

.templates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-lg);
}

.template-card {
    background-color: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

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

.template-image {
    aspect-ratio: 16/10;
    background-color: var(--color-surface);
}

.template-info {
    padding: var(--space-lg);
}

.template-title {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.template-type {
    font-size: 14px;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.template-link {
    display: inline-block;
    color: var(--color-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
}

/* ============================================
   WHY SECTION
   ============================================ */

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

.why-card {
    padding: var(--space-xl);
    background-color: white;
    border: 2px solid var(--color-border);
    border-radius: 16px;
    transition: all var(--transition-base);
}

.why-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.why-number {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 700;
    color: var(--color-primary);
    opacity: 0.3;
    margin-bottom: var(--space-sm);
}

.why-title {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.why-text {
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text-muted);
}

/* ============================================
   SERVICES
   ============================================ */

.services-section {
    background-color: var(--color-surface);
}

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

.service-card {
    padding: var(--space-xl);
    background-color: white;
    border-radius: 16px;
    border: 2px solid var(--color-border);
    transition: all var(--transition-base);
    position: relative;
}

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

.service-card--featured {
    border-color: var(--color-primary);
    background: linear-gradient(135deg, white, #f0f7ff);
}

.featured-badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 6px 12px;
    background-color: var(--color-primary);
    color: white;
    border-radius: 6px;
}

.service-price {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.service-title {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

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

.service-features {
    list-style: none;
    margin-bottom: var(--space-lg);
}

.service-features li {
    font-size: 14px;
    color: var(--color-text);
    padding: var(--space-xs) 0;
    padding-left: 24px;
    position: relative;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
}

/* ============================================
   CONTACT
   ============================================ */

.contact-section {
    background: linear-gradient(135deg, #f0f7ff 0%, white 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: start;
}

.contact-title {
    font-family: var(--font-display);
    font-size: clamp(40px, 7vw, 72px);
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--space-md);
}

.contact-description {
    font-size: 18px;
    line-height: 1.7;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xl);
}

.contact-methods {
    display: grid;
    gap: var(--space-lg);
}

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

.contact-label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--color-text-muted);
    text-transform: uppercase;
}

.contact-value {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition-base);
}

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

.contact-cta-box {
    background-color: white;
    border-radius: 20px;
    padding: var(--space-xl);
    box-shadow: var(--shadow-xl);
    border: 2px solid var(--color-primary);
}

.cta-box-title {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.cta-box-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
}

.cta-box-note {
    font-size: 14px;
    color: var(--color-primary);
    font-weight: 600;
    text-align: center;
    margin-top: var(--space-md);
}

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

.footer {
    background-color: var(--color-text);
    color: white;
    padding: var(--space-xl) 0 var(--space-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.footer-tagline {
    font-size: 14px;
    color: rgba(255,255,255,0.7);
}

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

.footer-column-title {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: var(--space-xs);
    color: rgba(255,255,255,0.5);
}

.footer-column a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    font-size: 14px;
    transition: color var(--transition-base);
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    font-size: 14px;
    color: rgba(255,255,255,0.5);
}

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

@media (max-width: 1024px) {
    .project-card,
    .contact-grid,
    .services-grid,
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .project-card--reverse {
        direction: ltr;
    }
    
    .templates-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .nav {
        padding: var(--space-sm) var(--space-md);
    }
    
    .nav-menu {
        display: none;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .hero-cta-wrapper {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
}