/* ============================================
   ASTROKARINA - SISTEMA DE DISEÑO
   Paleta Pastel
   ============================================ */

/* --------------------------------------------
   1. VARIABLES GLOBALES
   -------------------------------------------- */
:root {
    /* Colores principales */
    --color-primary: #8B7D9C;        /* Lila suave */
    --color-primary-dark: #6E617D;   /* Lila más oscuro */
    --color-primary-light: #B5AAC3;  /* Lila más claro */
    
    /* Colores de acento */
    --color-accent: #D4A5A5;         /* Rosa empolvado */
    --color-accent-dark: #C08E8E;    /* Rosa más oscuro */
    --color-accent-light: #E8C8C8;   /* Rosa más claro */
    
    /* Colores secundarios */
    --color-secondary: #A8B5A0;      /* Verde salvia */
    --color-secondary-dark: #8B9A82; /* Verde más oscuro */
    
    /* Dorado suave */
    --color-gold: #C9A87C;
    --color-gold-dark: #B08F63;
    
    /* Fondos */
    --color-bg: #FDF9F5;             /* Crema muy claro */
    --color-bg-alt: #F5EDE6;         /* Beige claro */
    --color-bg-white: #FFFFFF;
    
    /* Textos */
    --color-text: #4A4453;           /* Gris violáceo oscuro */
    --color-text-light: #8A8494;     /* Gris medio */
    --color-text-lighter: #B5B0BC;   /* Gris claro */
    
    /* Estados */
    --color-success: #7DA87D;
    --color-error: #C77B7B;
    --color-warning: #D4B483;
    
    /* Tipografías */
    --font-heading: 'Cormorant Garamond', 'Georgia', serif;
    --font-body: 'Inter', 'Source Sans Pro', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Espaciados */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Bordes */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 15px;
    --radius-full: 50px;
    
    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(74, 68, 83, 0.06);
    --shadow-md: 0 4px 20px rgba(74, 68, 83, 0.08);
    --shadow-lg: 0 8px 30px rgba(74, 68, 83, 0.12);
    
    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Ancho máximo */
    --container-max: 1200px;
    --container-narrow: 800px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.6rem; }
h4 { font-size: 1.3rem; }

p {
    margin-bottom: var(--spacing-sm);
}

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

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

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

ul, ol {
    margin-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

/* --------------------------------------------
   3. CONTENEDORES
   -------------------------------------------- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-narrow {
    max-width: var(--container-narrow);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* --------------------------------------------
   4. HEADER
   -------------------------------------------- */
header {
    background: var(--color-bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: box-shadow var(--transition);
}

header.scrolled {
    box-shadow: var(--shadow-md);
}

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

.logo a {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: 1px;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    margin: 0;
}

.nav-menu a {
    color: var(--color-text);
    font-size: 0.95rem;
    font-weight: 500;
    position: relative;
    padding: 0.3rem 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

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

/* Menú móvil */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-primary);
    cursor: pointer;
}

/* --------------------------------------------
   5. BOTONES
   -------------------------------------------- */
.btn-primary,
.btn-secondary,
.btn-outline {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: var(--radius-full);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: all var(--transition);
    text-decoration: none;
}

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

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

.btn-secondary {
    background: var(--color-accent);
    color: var(--color-bg-white);
}

.btn-secondary:hover {
    background: var(--color-accent-dark);
    color: var(--color-bg-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

/* --------------------------------------------
   6. SECCIONES
   -------------------------------------------- */
section {
    padding: var(--spacing-2xl) 0;
}

.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-bg-white);
    padding: var(--spacing-3xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(212, 165, 165, 0.2) 0%, transparent 70%);
    border-radius: 50%;
}

.hero h1 {
    color: var(--color-bg-white);
    font-size: 3rem;
    max-width: 800px;
    margin: 0 auto var(--spacing-md);
    position: relative;
    z-index: 1;
}

.hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
    color: rgba(255, 255, 255, 0.9);
    position: relative;
    z-index: 1;
}

.hero .btn-primary {
    background: var(--color-bg-white);
    color: var(--color-primary);
    position: relative;
    z-index: 1;
}

.hero .btn-primary:hover {
    background: var(--color-accent-light);
    color: var(--color-primary-dark);
}

/* --------------------------------------------
   7. TARJETAS
   -------------------------------------------- */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.card {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
    text-align: center;
}

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

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

.card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.card p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.card .price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-accent);
    margin: var(--spacing-sm) 0;
}

.card ul {
    list-style: none;
    margin: var(--spacing-md) 0;
    text-align: left;
}

.card ul li {
    padding: 0.3rem 0;
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.card ul li::before {
    content: '✓ ';
    color: var(--color-secondary);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* --------------------------------------------
   8. QUOTE / CITA
   -------------------------------------------- */
.quote-section {
    background: var(--color-bg-alt);
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.quote-section blockquote {
    max-width: 800px;
    margin: 0 auto;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--color-text);
    line-height: 1.8;
    position: relative;
}

.quote-section blockquote::before {
    content: '"';
    font-size: 5rem;
    color: var(--color-accent-light);
    position: absolute;
    top: -30px;
    left: -20px;
    font-family: var(--font-heading);
}

.quote-section cite {
    display: block;
    margin-top: var(--spacing-md);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-style: normal;
    color: var(--color-text-light);
}

/* --------------------------------------------
   9. FORMULARIOS
   -------------------------------------------- */
.form-group {
    margin-bottom: var(--spacing-md);
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 2px solid var(--color-bg-alt);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text);
    background: var(--color-bg-white);
    transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(139, 125, 156, 0.1);
}

.form-group .help-text {
    font-size: 0.8rem;
    color: var(--color-text-lighter);
    margin-top: 0.3rem;
}

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

/* --------------------------------------------
   10. MENSAJES
   -------------------------------------------- */
.error-message {
    color: var(--color-error);
    background: #F5E8E8;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    border-left: 4px solid var(--color-error);
}

.success-message {
    color: var(--color-success);
    background: #E8F0E8;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    border-left: 4px solid var(--color-success);
}

/* --------------------------------------------
   11. FOOTER
   -------------------------------------------- */
footer {
    background: var(--color-primary-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

footer p {
    margin-bottom: var(--spacing-xs);
    font-size: 0.9rem;
}

footer a {
    color: var(--color-accent-light);
}

footer a:hover {
    color: var(--color-bg-white);
}

/* --------------------------------------------
   12. WHATSAPP FLOTANTE
   -------------------------------------------- */
.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: var(--shadow-md);
    z-index: 999;
    transition: transform var(--transition), box-shadow var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
    color: white;
}

/* --------------------------------------------
   13. RESPONSIVE
   -------------------------------------------- */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.7rem; }
    h3 { font-size: 1.3rem; }
    
    .hero h1 { font-size: 2.2rem; }
    .hero p { font-size: 1rem; }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-bg-white);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-md);
        gap: var(--spacing-sm);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
    }
    
    .quote-section blockquote {
        font-size: 1.2rem;
    }
}

/* --------------------------------------------
   14. UTILIDADES
   -------------------------------------------- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }

.hidden { display: none; }
.visible { display: block; }

/* --------------------------------------------
   15. FORM CARD (contenedor de formularios)
   -------------------------------------------- */
.form-card {
    background: var(--color-bg-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

@media (max-width: 600px) {
    .form-card {
        padding: var(--spacing-md);
    }
}