/**
 * Estilos Base - Kayros Sorteos Perú
 * Dark Theme Premium con Gold Accents
 */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    background-image:
        radial-gradient(circle at 20% 50%, rgba(242, 177, 56, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 215, 0, 0.02) 0%, transparent 50%);
    background-attachment: fixed;
    overflow-x: hidden;
    min-height: 100vh;
}

/* ============================================
   TIPOGRAFÍA
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    letter-spacing: var(--letter-spacing-tight);
}

h1 {
    font-size: var(--font-size-6xl);
    font-weight: var(--font-weight-extrabold);
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: var(--glow-gold);
}

h2 {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
}

h3 {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
}

h4 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-semibold);
}

h5 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
}

h6 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-medium);
}

p {
    margin-bottom: var(--space-4);
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
}

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

a:hover {
    color: var(--gold-light);
    text-shadow: var(--glow-gold);
}

a:focus-visible {
    outline: 2px solid var(--gold-primary);
    outline-offset: 4px;
    border-radius: var(--radius-sm);
}

strong, b {
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

em, i {
    font-style: italic;
}

small {
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
}

/* ============================================
   LISTAS
   ============================================ */
ul, ol {
    list-style: none;
}

ul.styled-list,
ol.styled-list {
    padding-left: var(--space-6);
}

ul.styled-list li {
    position: relative;
    padding-left: var(--space-4);
    margin-bottom: var(--space-2);
}

ul.styled-list li::before {
    content: "•";
    color: var(--gold-primary);
    font-weight: var(--font-weight-bold);
    position: absolute;
    left: 0;
}

ol.styled-list {
    counter-reset: styled-counter;
}

ol.styled-list li {
    counter-increment: styled-counter;
    position: relative;
    padding-left: var(--space-6);
    margin-bottom: var(--space-2);
}

ol.styled-list li::before {
    content: counter(styled-counter) ".";
    color: var(--gold-primary);
    font-weight: var(--font-weight-bold);
    position: absolute;
    left: 0;
}

/* ============================================
   IMÁGENES
   ============================================ */
img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
    height: auto;
}

img {
    border-radius: var(--radius-lg);
}

/* ============================================
   FORMULARIOS
   ============================================ */
input, button, textarea, select {
    font: inherit;
    color: inherit;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    transition: all var(--transition-base);
}

button:disabled {
    cursor: not-allowed;
    opacity: var(--opacity-disabled);
}

input, textarea, select {
    background-color: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-3) var(--space-4);
    color: var(--text-primary);
    transition: all var(--transition-base);
}

input:hover, textarea:hover, select:hover {
    border-color: var(--border-color-hover);
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--gold-primary);
    box-shadow: 0 0 0 3px rgba(242, 177, 56, 0.1);
}

input::placeholder, textarea::placeholder {
    color: var(--text-muted);
}

/* ============================================
   CONTENEDOR PRINCIPAL
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.container-fluid {
    width: 100%;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.container-narrow {
    width: 100%;
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

/* ============================================
   SECCIONES
   ============================================ */
section {
    padding: var(--space-20) 0;
    position: relative;
}

section.section-dark {
    background-color: var(--bg-secondary);
}

section.section-darker {
    background-color: var(--bg-primary);
}

section.section-glass {
    background: var(--glass-bg);
    backdrop-filter: var(--backdrop-blur-lg);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

/* ============================================
   DIVIDER
   ============================================ */
hr {
    border: none;
    height: 1px;
    background: var(--divider-color);
    margin: var(--space-8) 0;
}

hr.divider-gold {
    background: linear-gradient(90deg, transparent 0%, var(--gold-primary) 50%, transparent 100%);
    height: 2px;
}

/* ============================================
   CLASES UTILITY
   ============================================ */

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

.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-tertiary { color: var(--text-tertiary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-gold { color: var(--gold-primary) !important; }
.text-white { color: #FFFFFF !important; }

.text-xs { font-size: var(--font-size-xs) !important; }
.text-sm { font-size: var(--font-size-sm) !important; }
.text-base { font-size: var(--font-size-base) !important; }
.text-lg { font-size: var(--font-size-lg) !important; }
.text-xl { font-size: var(--font-size-xl) !important; }
.text-2xl { font-size: var(--font-size-2xl) !important; }
.text-3xl { font-size: var(--font-size-3xl) !important; }
.text-4xl { font-size: var(--font-size-4xl) !important; }
.text-5xl { font-size: var(--font-size-5xl) !important; }

.font-light { font-weight: var(--font-weight-light) !important; }
.font-normal { font-weight: var(--font-weight-normal) !important; }
.font-medium { font-weight: var(--font-weight-medium) !important; }
.font-semibold { font-weight: var(--font-weight-semibold) !important; }
.font-bold { font-weight: var(--font-weight-bold) !important; }
.font-extrabold { font-weight: var(--font-weight-extrabold) !important; }
.font-black { font-weight: var(--font-weight-black) !important; }

.text-gradient-gold {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-glow {
    text-shadow: var(--glow-gold);
}

.text-glow-white {
    text-shadow: var(--glow-white);
}

/* Display */
.hidden { display: none !important; }
.block { display: block !important; }
.inline-block { display: inline-block !important; }
.flex { display: flex !important; }
.inline-flex { display: inline-flex !important; }
.grid { display: grid !important; }

/* Flexbox */
.flex-row { flex-direction: row; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.items-stretch { align-items: stretch; }
.justify-center { justify-content: center; }
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-evenly { justify-content: space-evenly; }

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.gap-12 { gap: var(--space-12); }

/* Grid */
.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* Márgenes */
.m-0 { margin: 0 !important; }
.m-auto { margin: auto !important; }
.mt-0 { margin-top: 0 !important; }
.mt-2 { margin-top: var(--space-2) !important; }
.mt-4 { margin-top: var(--space-4) !important; }
.mt-6 { margin-top: var(--space-6) !important; }
.mt-8 { margin-top: var(--space-8) !important; }
.mt-12 { margin-top: var(--space-12) !important; }
.mb-0 { margin-bottom: 0 !important; }
.mb-2 { margin-bottom: var(--space-2) !important; }
.mb-4 { margin-bottom: var(--space-4) !important; }
.mb-6 { margin-bottom: var(--space-6) !important; }
.mb-8 { margin-bottom: var(--space-8) !important; }
.mb-12 { margin-bottom: var(--space-12) !important; }
.mx-auto { margin-left: auto !important; margin-right: auto !important; }
.my-4 { margin-top: var(--space-4) !important; margin-bottom: var(--space-4) !important; }
.my-8 { margin-top: var(--space-8) !important; margin-bottom: var(--space-8) !important; }

/* Padding */
.p-0 { padding: 0 !important; }
.p-4 { padding: var(--space-4) !important; }
.p-6 { padding: var(--space-6) !important; }
.p-8 { padding: var(--space-8) !important; }
.py-2 { padding-top: var(--space-2) !important; padding-bottom: var(--space-2) !important; }
.py-4 { padding-top: var(--space-4) !important; padding-bottom: var(--space-4) !important; }
.py-8 { padding-top: var(--space-8) !important; padding-bottom: var(--space-8) !important; }
.px-4 { padding-left: var(--space-4) !important; padding-right: var(--space-4) !important; }
.px-6 { padding-left: var(--space-6) !important; padding-right: var(--space-6) !important; }
.px-8 { padding-left: var(--space-8) !important; padding-right: var(--space-8) !important; }

/* Width & Height */
.w-full { width: 100% !important; }
.w-auto { width: auto !important; }
.h-full { height: 100% !important; }
.h-auto { height: auto !important; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }

/* Border Radius */
.rounded-none { border-radius: 0 !important; }
.rounded-sm { border-radius: var(--radius-sm) !important; }
.rounded-md { border-radius: var(--radius-md) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }
.rounded-xl { border-radius: var(--radius-xl) !important; }
.rounded-2xl { border-radius: var(--radius-2xl) !important; }
.rounded-3xl { border-radius: var(--radius-3xl) !important; }
.rounded-full { border-radius: var(--radius-full) !important; }

/* Sombras */
.shadow-none { box-shadow: none !important; }
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow-md { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }
.shadow-xl { box-shadow: var(--shadow-xl) !important; }
.shadow-2xl { box-shadow: var(--shadow-2xl) !important; }
.shadow-gold { box-shadow: var(--shadow-gold) !important; }
.shadow-gold-strong { box-shadow: var(--shadow-gold-strong) !important; }

/* Opacidad */
.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* Cursor */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

/* ============================================
   BACKGROUNDS
   ============================================ */
.bg-primary { background-color: var(--bg-primary) !important; }
.bg-secondary { background-color: var(--bg-secondary) !important; }
.bg-tertiary { background-color: var(--bg-tertiary) !important; }
.bg-surface { background-color: var(--bg-surface) !important; }
.bg-glass {
    background: var(--glass-bg) !important;
    backdrop-filter: var(--backdrop-blur-lg);
    border: 1px solid var(--glass-border);
}
.bg-gradient-gold { background: var(--gradient-gold) !important; }
.bg-gradient-primary { background: var(--gradient-primary) !important; }

/* ============================================
   ACCESIBILIDAD
   ============================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus visible para accesibilidad por teclado */
:focus-visible {
    outline: 2px solid var(--gold-primary);
    outline-offset: 4px;
    border-radius: var(--radius-sm);
}

/* ============================================
   SCROLLBAR PERSONALIZADO - Dark Theme
   ============================================ */
::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--gold-primary) 0%, var(--gold-dark) 100%);
    border-radius: var(--radius-full);
    border: 2px solid var(--bg-secondary);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--gold-light) 0%, var(--gold-primary) 100%);
    box-shadow: var(--glow-gold);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--gold-primary) var(--bg-secondary);
}

/* ============================================
   SELECCIÓN DE TEXTO - Gold Theme
   ============================================ */
::selection {
    background-color: var(--gold-primary);
    color: var(--bg-primary);
    text-shadow: none;
}

::-moz-selection {
    background-color: var(--gold-primary);
    color: var(--bg-primary);
    text-shadow: none;
}

/* ============================================
   ANIMACIONES SMOOTH
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    section {
        padding: var(--space-12) 0;
    }

    h1 { font-size: var(--font-size-4xl); }
    h2 { font-size: var(--font-size-3xl); }
    h3 { font-size: var(--font-size-2xl); }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    body {
        background: white;
        color: black;
    }

    a {
        color: black;
        text-decoration: underline;
    }

    .no-print {
        display: none !important;
    }
}