/* ============================================
   PRIETO ALIMENTOS - Global Styles
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;0,800;0,900;1,400;1,500;1,600;1,700&family=Inter:wght@300;400;500;600;700&family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&display=swap');

/* CSS Custom Properties */
:root {
    /* Primary Colors */
    --prieto-white: #FFFFFF;
    --prieto-red: #C8102E;
    --prieto-red-dark: #A00D24;
    --prieto-red-light: #E8334D;
    --prieto-dark: #1A1A1A;
    --prieto-black: #0A0A0A;
    
    /* Etiqueta Negra Colors */
    --prieto-gold: #8F774B;
    --prieto-gold-light: #B89E6A;
    --prieto-gold-dark: #6D5A38;
    
    /* Neutral Colors */
    --prieto-gray-100: #F8F8F8;
    --prieto-gray-200: #EFEFEF;
    --prieto-gray-300: #D9D9D9;
    --prieto-gray-400: #ABABAB;
    --prieto-gray-500: #7D7D7D;
    --prieto-gray-600: #555555;
    --prieto-gray-700: #333333;
    --prieto-gray-800: #1F1F1F;
    
    /* Typography */
    --font-heading: 'Playfair Display', 'Georgia', serif;
    --font-body: 'Inter', 'Helvetica Neue', sans-serif;
    --font-accent: 'Cormorant Garamond', 'Georgia', serif;
    
    /* Font Sizes - Fluid */
    --fs-xs: clamp(0.7rem, 0.8vw, 0.8rem);
    --fs-sm: clamp(0.8rem, 0.9vw, 0.9rem);
    --fs-base: clamp(0.95rem, 1vw, 1.05rem);
    --fs-md: clamp(1.1rem, 1.2vw, 1.25rem);
    --fs-lg: clamp(1.3rem, 1.5vw, 1.5rem);
    --fs-xl: clamp(1.6rem, 2vw, 2rem);
    --fs-2xl: clamp(2rem, 2.5vw, 2.5rem);
    --fs-3xl: clamp(2.5rem, 3.5vw, 3.5rem);
    --fs-4xl: clamp(3rem, 5vw, 5rem);
    --fs-hero: clamp(3.5rem, 7vw, 7rem);
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;
    
    /* Borders & Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.12);
    --shadow-glow: 0 0 30px rgba(255,255,255,0.15);
    --shadow-glow-red: 0 0 30px rgba(200,16,46,0.2);
    
    /* Glass Effect */
    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.15);
    --glass-blur: blur(12px);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-slower: 800ms cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Z-Index Scale */
    --z-base: 1;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-navbar: 500;
    --z-modal: 1000;
    --z-loading: 9999;
    
    /* Layout */
    --container-max: 1280px;
    --container-wide: 1440px;
    --navbar-height: 80px;
}

/* ============================================
   CSS Reset
   ============================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: var(--fs-base);
    line-height: 1.6;
    color: var(--prieto-dark);
    background-color: var(--prieto-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    min-height: 100vh;
}

body.loading-active {
    overflow: hidden;
}

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
}

input, button, textarea, select {
    font: inherit;
    color: inherit;
}

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

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    font-weight: 700;
    overflow-wrap: break-word;
}

p {
    overflow-wrap: break-word;
}

button {
    cursor: pointer;
    border: none;
    background: none;
}

/* ============================================
   Typography
   ============================================ */
h1 { font-size: var(--fs-4xl); }
h2 { font-size: var(--fs-3xl); }
h3 { font-size: var(--fs-2xl); }
h4 { font-size: var(--fs-xl); }
h5 { font-size: var(--fs-lg); }
h6 { font-size: var(--fs-md); }

.text-accent {
    font-family: var(--font-accent);
    font-style: italic;
}

.text-red { color: var(--prieto-red); }
.text-gold { color: var(--prieto-gold); }
.text-white { color: var(--prieto-white); }
.text-muted { color: var(--prieto-gray-500); }

/* ============================================
   Layout Utilities
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.container-wide {
    max-width: var(--container-wide);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.section {
    padding: var(--space-5xl) 0;
}

.section-sm {
    padding: var(--space-3xl) 0;
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-center { 
    display: flex; 
    align-items: center; 
    justify-content: center; 
}
.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.grid { display: grid; }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* ============================================
   Section Headers
   ============================================ */
.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
}

.section-header .section-label {
    display: inline-block;
    font-family: var(--font-body);
    font-size: var(--fs-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--prieto-red);
    margin-bottom: var(--space-md);
    position: relative;
}

.section-header .section-label::before,
.section-header .section-label::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 30px;
    height: 1px;
    background: var(--prieto-red);
}

.section-header .section-label::before {
    right: calc(100% + 12px);
}

.section-header .section-label::after {
    left: calc(100% + 12px);
}

.section-header h2 {
    color: var(--prieto-dark);
    margin-bottom: var(--space-md);
}

.section-header p {
    font-size: var(--fs-md);
    color: var(--prieto-gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   Animations & Reveals
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(60px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

/* ============================================
   Scrollbar
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--prieto-gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--prieto-gray-400);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--prieto-red);
}

/* ============================================
   Selection
   ============================================ */
::selection {
    background-color: var(--prieto-red);
    color: var(--prieto-white);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
    :root {
        --navbar-height: 65px;
    }
    
    .container {
        padding: 0 var(--space-md);
    }
    
    .section {
        padding: var(--space-3xl) 0;
    }
    
    .section-header {
        margin-bottom: var(--space-2xl);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }
}