/* ===================================
   Variables CSS
   =================================== */
:root {
    /* Colores */
    --color-primary: #FBC02D;
    --color-primary-hover: #F9A825;
    --color-secondary: #454545;
    --color-background-light: #FFFFFF;
    --color-background-dark: #0F172A;
    --color-slate-50: #F8FAFC;
    --color-slate-100: #F1F5F9;
    --color-slate-200: #E2E8F0;
    --color-slate-400: #94A3B8;
    --color-slate-500: #64748B;
    --color-slate-600: #475569;
    --color-slate-700: #334155;
    --color-slate-800: #1E293B;
    --color-slate-900: #0F172A;
    --color-slate-950: #020617;
    
    /* Tipografía */
    --font-display: "Space Grotesk", sans-serif;
    --font-sans: "Inter", sans-serif;
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 9999px;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    
    /* Transiciones */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

/* ===================================
   Reset y Base
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--color-background-light);
    color: var(--color-slate-800);
    line-height: 1.6;
    transition: background-color var(--transition-base), color var(--transition-base);
}

body.dark {
    background-color: var(--color-background-dark);
    color: var(--color-slate-200);
}

/* ===================================
   Tipografía
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

/* ===================================
   Utilidades
   =================================== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

.section {
    padding: 6rem 0;
}

@media (min-width: 1024px) {
    .section {
        padding: 8rem 0;
    }
}

/* ===================================
   Componentes Reutilizables
   =================================== */

/* Botones */
.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    font-family: var(--font-sans);
    font-size: 0.875rem;
}

.btn-primary {
	padding: 0.625rem 1.5rem;
    background-color: var(--color-primary);
    color: var(--color-slate-900);
    box-shadow: 0 4px 14px 0 rgba(251, 192, 45, 0.2);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(251, 192, 45, 0.3);
}

.btn-secondary {
    background-color: var(--color-background-light);
    color: var(--color-slate-800);
    border: 1px solid var(--color-slate-200);
}

.dark .btn-secondary {
    background-color: var(--color-slate-800);
    color: var(--color-slate-200);
    border-color: var(--color-slate-700);
}

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

.btn-lg {
	font-size: 1rem;
	font-weight: bold;
    padding: 1rem 2rem;
}

/* Cards */
.card {
    background-color: white;
    border-radius: var(--radius-2xl);
    padding: 2rem;
    border: 1px solid var(--color-slate-100);
    transition: all var(--transition-base);
}

.dark .card {
    background-color: var(--color-slate-800);
    border-color: var(--color-slate-700);
}

.card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

/* Glass Effect */
.glass {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Hero Gradient */
.hero-gradient {
    background: radial-gradient(circle at 50% 50%, rgba(251, 192, 45, 0.1) 0%, transparent 50%);
}

/* Grid System */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

.grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (min-width: 768px) {
    .md\:grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    .lg\:grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    
    .lg\:grid-cols-4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

/* Icons */
.icon {
    font-family: 'Material Symbols Outlined';
    font-weight: normal;
    font-style: normal;
    font-size: 24px;
    line-height: 1;
    letter-spacing: normal;
    text-transform: none;
    display: inline-block;
    white-space: nowrap;
    word-wrap: normal;
    direction: ltr;
    vertical-align: middle;
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    background-color: rgba(251, 192, 45, 0.1);
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Progress Bar */
.progress-bar {
    width: 100%;
    height: 0.375rem;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    transition: width var(--transition-slow);
}

/* Responsive Utilities */
.hidden {
    display: none;
}

@media (min-width: 768px) {
    .md\:flex {
        display: flex;
    }
    
    .md\:hidden {
        display: none;
    }
}

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

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}