/*
 * Estilos Modernizados - La Mariseca
 * Versión 2.0 - Diseño elegante y profesional
 */

/* ========================================
   VARIABLES CSS MODERNAS
   ======================================== */
:root {
    /* Colores principales - Paleta azul modernizada */
    --primary-color: #667eea;
    --primary-dark: #5568d3;
    --primary-light: #7c8ff0;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    
    /* Colores de texto */
    --text-primary: #2d3748;
    --text-secondary: #4a5568;
    --text-light: #718096;
    --text-white: #ffffff;
    
    /* Fondos */
    --bg-light: #f7fafc;
    --bg-white: #ffffff;
    --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-gradient-light: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    
    /* Sombras modernas */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
    
    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Espaciados */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-primary);
    line-height: 1.7;
    font-size: 1rem;
    background-color: var(--bg-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   TIPOGRAFÍA MEJORADA
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Raleway', 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

/* ========================================
   NAVEGACIÓN MODERNIZADA
   ======================================== */
.navbar-custom {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    padding: 0.75rem 0;
}

.navbar-custom.scrolled {
    box-shadow: var(--shadow-lg);
}

.navbar-brand img {
    height: 50px;
    width: auto;
    transition: transform var(--transition-normal);
}

.navbar-brand img:hover {
    transform: scale(1.05);
}

.navbar-nav > li > a {
    color: var(--text-primary) !important;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.75rem 1.25rem !important;
    position: relative;
    transition: all var(--transition-fast);
}

.navbar-nav > li > a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--bg-gradient);
    transition: all var(--transition-normal);
    transform: translateX(-50%);
}

.navbar-nav > li > a:hover::after,
.navbar-nav > li.active > a::after {
    width: 80%;
}

.navbar-nav > li > a:hover {
    color: var(--primary-color) !important;
}

/* ========================================
   BOTONES MODERNOS
   ======================================== */
.btn-modern {
    background: var(--bg-gradient);
    color: var(--text-white);
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    border: none;
    font-weight: 600;
    font-size: 1.1rem;
    line-height: 1.5;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.btn-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: left var(--transition-normal);
}

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

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

.btn-modern:active {
    transform: translateY(0);
}

.btn-outline-modern {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 0.875rem 2rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: all var(--transition-normal);
}

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

/* ========================================
   TARJETAS MODERNAS
   ======================================== */
.card-modern {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.card-modern:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.card-modern-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
    color: var(--text-white);
}

/* ========================================
   FORMULARIO DE CONTACTO MODERNO
   ======================================== */
.contact-form-modern {
    background: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

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

.form-label-modern {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

.form-control-modern {
    width: 100%;
    padding: 0.875rem 1.25rem;
    border: 2px solid #e2e8f0;
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all var(--transition-fast);
    background: var(--bg-white);
    color: var(--text-primary);
}

.form-control-modern:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-control-modern.error {
    border-color: #f56565;
}

.form-error {
    color: #f56565;
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    display: none;
}

.form-error.show {
    display: block;
    animation: slideDown 0.3s ease;
}

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

/* ========================================
   SECCIÓN HERO MODERNA
   ======================================== */
.hero-modern {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.8) 0%, rgba(118, 75, 162, 0.8) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-white);
    padding: var(--spacing-xl);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    font-weight: 400;
    opacity: 0.95;
    animation: fadeInUp 1s ease 0.2s both;
}

/* ========================================
   SECCIONES
   ======================================== */
.section-modern {
    padding: 5rem 0;
    position: relative;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--bg-gradient);
    margin: var(--spacing-md) auto 0;
    border-radius: 2px;
}

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

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   UTILIDADES
   ======================================== */
.text-gradient {
    background: var(--bg-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.loading {
    pointer-events: none;
    opacity: 0.6;
}

.success-message {
    background: #48bb78;
    color: white;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    animation: slideDown 0.3s ease;
}

.error-message {
    background: #f56565;
    color: white;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    animation: slideDown 0.3s ease;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 768px) {
    :root {
        font-size: 14px;
    }
    
    .section-modern {
        padding: 3rem 0;
    }
    
    .navbar-custom {
        padding: 0.5rem 0;
    }
    
    .card-modern {
        padding: var(--spacing-lg);
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ========================================
   MODO OSCURO (preparado para futuro)
   ======================================== */
@media (prefers-color-scheme: dark) {
    :root {
        --text-primary: #e2e8f0;
        --text-secondary: #cbd5e0;
        --bg-white: #1a202c;
        --bg-light: #2d3748;
    }
}

/* ========================================
   IMPRESIÓN
   ======================================== */
@media print {
    .navbar-custom,
    .btn-modern,
    .contact-form-modern {
        display: none !important;
    }
}