/**
 * GARAGE REBORN - Estilos Premium
 * Estética: Luxury automotive + Gold metallic
 */

/* ========================================
   FUENTES
======================================== */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700&family=Outfit:wght@300;400;500;600&display=swap');

/* ========================================
   VARIABLES
======================================== */
:root {
    /* Colores principales */
    --gold-light: #F4D775;
    --gold: #D4A840;
    --gold-dark: #9A7B2F;
    --gold-shine: #FFF4CC;
    
    /* Fondos */
    --black: #000000;
    --black-soft: #0A0A0A;
    --black-card: #111111;
    --black-elevated: #1A1A1A;
    
    /* Texto */
    --white: #FFFFFF;
    --white-soft: #E8E8E8;
    --gray: #888888;
    --gray-dark: #444444;
    
    /* Acentos */
    --silver: #C0C0C0;
    --silver-light: #E8E8E8;
    
    /* Estados */
    --success: #4CAF50;
    --error: #E53935;
    --warning: #FF9800;
    
    /* Gradientes */
    --gradient-gold: linear-gradient(135deg, var(--gold-dark) 0%, var(--gold) 30%, var(--gold-light) 50%, var(--gold) 70%, var(--gold-dark) 100%);
    --gradient-gold-text: linear-gradient(180deg, var(--gold-light) 0%, var(--gold) 50%, var(--gold-dark) 100%);
    --gradient-dark: linear-gradient(180deg, var(--black) 0%, var(--black-soft) 100%);
    
    /* Tipografía */
    --font-display: 'Cinzel', serif;
    --font-body: 'Outfit', sans-serif;
    
    /* Espaciado */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;
    
    /* Bordes */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Sombras */
    --shadow-gold: 0 0 30px rgba(212, 168, 64, 0.3);
    --shadow-gold-intense: 0 0 60px rgba(212, 168, 64, 0.5);
    --shadow-card: 0 10px 40px rgba(0, 0, 0, 0.3);
    
    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--font-body);
    background: var(--black);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

::-webkit-scrollbar-track {
    background: var(--black);
}

::-webkit-scrollbar-thumb {
    background: var(--gold-dark);
    border-radius: 4px;
}

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

/* ========================================
   TIPOGRAFÍA
======================================== */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    letter-spacing: 0.05em;
}

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

.text-shimmer {
    background: linear-gradient(
        90deg,
        var(--gold-dark) 0%,
        var(--gold-light) 25%,
        var(--gold) 50%,
        var(--gold-light) 75%,
        var(--gold-dark) 100%
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s linear infinite;
}

@keyframes shimmer {
    to { background-position: 200% center; }
}

/* ========================================
   POP-UP INICIAL
======================================== */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    transition: opacity var(--transition-slow);
}

.popup-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.popup-content {
    background: var(--black-card);
    border: 1px solid var(--gold-dark);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    max-width: 500px;
    width: 90%;
    text-align: center;
    box-shadow: var(--shadow-gold);
    animation: popupEnter 0.5s ease;
}

@keyframes popupEnter {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.popup-content h2 {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
    color: var(--gold);
}

.popup-content p {
    color: var(--gray);
    margin-bottom: var(--space-md);
    font-size: 0.95rem;
}

.instagram-accounts {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.instagram-account {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--black-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-dark);
    transition: all var(--transition-fast);
    text-decoration: none;
    color: var(--white);
}

.instagram-account:hover {
    border-color: var(--gold);
    background: rgba(212, 168, 64, 0.1);
}

.instagram-account svg {
    width: 24px;
    height: 24px;
    fill: var(--gold);
}

.instagram-account span {
    font-weight: 500;
}

/* ========================================
   BOTONES
======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 1rem 2.5rem;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-gold {
    background: var(--gradient-gold);
    color: var(--black);
    box-shadow: var(--shadow-gold);
}

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

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

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

.btn-outline:hover {
    background: var(--gold);
    color: var(--black);
}

.btn-lg {
    padding: 1.25rem 3rem;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.85;
    cursor: not-allowed;
}

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

.hero-video {
    opacity: 0.85;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.4;
}

.hero-overlay {
    background-image: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(212, 168, 64, 0.3) 10px, rgba(212, 168, 64, 0.3) 20px), linear-gradient(180deg, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.5) 50%, rgba(0,0,0,0.9) 100%);
    z-index: 0;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        180deg,
        rgba(0, 0, 0, 0.15) 0%,
        rgba(0, 0, 0, 0.3) 50%,
        rgba(0, 0, 0, 0.6) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: var(--space-md);
}

.hero-logo {
    max-width: 500px;
    width: 90%;
    margin-bottom: var(--space-md);
    animation: logoFloat 3s ease-in-out infinite;
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.hero-tagline {
    font-size: 1.25rem;
    color: var(--silver-light);
    margin-bottom: var(--space-lg);
    font-weight: 300;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    color: var(--gold);
    opacity: 0.85;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ========================================
   CONCEPTO / HISTORIA
======================================== */
.section {
    padding: var(--space-xl) var(--space-md);
}

.section-dark {
    background: var(--black-soft);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.concepto {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--space-md);
}

.concepto-text {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--white-soft);
}

.concepto-text strong {
    color: var(--gold);
}

.divider {
    width: 100px;
    height: 2px;
    background: var(--gradient-gold);
    margin: var(--space-lg) auto;
}

/* ========================================
   FORMULARIO
======================================== */
.form-section {
    background: linear-gradient(180deg, var(--black-soft) 0%, var(--black) 100%);
}

.form-container {
    max-width: 700px;
    margin: 0 auto;
    background: var(--black-card);
    border: 1px solid var(--gray-dark);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: var(--shadow-card);
}

.form-header {
    text-align: center;
    margin-bottom: var(--space-md);
}

.form-header h2 {
    font-size: 2rem;
    color: var(--gold);
    margin-bottom: var(--space-xs);
}

.form-header p {
    color: var(--gray);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    margin-bottom: var(--space-xs);
    font-weight: 500;
    color: var(--white-soft);
}

.form-label .required {
    color: var(--gold);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--white);
    background: var(--black-elevated);
    border: 1px solid var(--gray-dark);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(212, 168, 64, 0.2);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--gray);
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23D4A840' stroke-width='2'%3E%3Cpolyline points='6,9 12,15 18,9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 3rem;
}

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

.char-counter {
    text-align: right;
    font-size: 0.85rem;
    color: var(--gray);
    margin-top: var(--space-xs);
}

/* Upload de fotos */
.upload-area {
    border: 2px dashed var(--gray-dark);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--gold);
    background: rgba(212, 168, 64, 0.05);
}

.upload-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--space-sm);
    stroke: var(--gold);
}

.upload-text {
    color: var(--white-soft);
    margin-bottom: var(--space-xs);
}

.upload-hint {
    font-size: 0.85rem;
    color: var(--gray);
}

.photo-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.photo-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--black-elevated);
}

.photo-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.photo-remove {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 24px;
    height: 24px;
    background: var(--error);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.photo-item:hover .photo-remove {
    opacity: 1;
}

/* Checkbox términos */
.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    cursor: pointer;
}

.form-checkbox input {
    display: none;
}

.checkbox-custom {
    width: 24px;
    height: 24px;
    border: 2px solid var(--gray-dark);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all var(--transition-fast);
}

.form-checkbox input:checked + .checkbox-custom {
    background: var(--gold);
    border-color: var(--gold);
}

.checkbox-custom svg {
    width: 14px;
    height: 14px;
    stroke: var(--black);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.form-checkbox input:checked + .checkbox-custom svg {
    opacity: 1;
}

.checkbox-text {
    font-size: 0.9rem;
    color: var(--gray);
    line-height: 1.5;
}

.checkbox-text a {
    color: var(--gold);
    text-decoration: underline;
}

/* Mensajes de estado */
.form-message {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    display: none;
}

.form-message.show {
    display: block;
}

.form-message.success {
    background: rgba(76, 175, 80, 0.1);
    border: 1px solid var(--success);
    color: var(--success);
}

.form-message.error {
    background: rgba(229, 57, 53, 0.1);
    border: 1px solid var(--error);
    color: var(--error);
}

/* ========================================
   TÉRMINOS Y CONDICIONES (Modal)
======================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal-content {
    background: var(--black-card);
    border: 1px solid var(--gold-dark);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    padding: var(--space-md);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--gray-dark);
}

.modal-header h3 {
    color: var(--gold);
}

.modal-close {
    background: none;
    border: none;
    color: var(--gray);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.modal-close:hover {
    color: var(--white);
}

.modal-body {
    color: var(--white-soft);
    font-size: 0.95rem;
    line-height: 1.8;
}

.modal-body ol {
    padding-left: var(--space-md);
}

.modal-body li {
    margin-bottom: var(--space-sm);
}

/* ========================================
   FOOTER
======================================== */
.footer {
    background: var(--black);
    border-top: 1px solid var(--gray-dark);
    padding: var(--space-lg) var(--space-md);
    text-align: center;
}

.footer-logo {
    max-width: 150px;
    margin-bottom: var(--space-md);
    opacity: 0.85;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.footer-social a {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--gray-dark);
    border-radius: 50%;
    color: var(--gray);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    border-color: var(--gold);
    color: var(--gold);
}

.footer-text {
    color: var(--gray);
    font-size: 0.85rem;
}

/* ========================================
   LOADING SPINNER
======================================== */
.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.btn .spinner {
    width: 18px;
    height: 18px;
    border-width: 2px;
}

/* ========================================
   SUCCESS PAGE
======================================== */
.success-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-md);
}

.success-content {
    max-width: 500px;
}

.success-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--space-md);
    background: var(--gradient-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: successPulse 2s ease-in-out infinite;
}

@keyframes successPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(212, 168, 64, 0.4); }
    50% { box-shadow: 0 0 0 20px rgba(212, 168, 64, 0); }
}

.success-icon svg {
    width: 50px;
    height: 50px;
    stroke: var(--black);
}

.success-title {
    font-size: 2rem;
    color: var(--gold);
    margin-bottom: var(--space-sm);
}

.success-text {
    color: var(--white-soft);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

/* ========================================
   RESPONSIVE
======================================== */
@media (max-width: 768px) {
    :root {
        --space-lg: 3rem;
        --space-xl: 5rem;
    }
    
    .hero-logo {
        max-width: 300px;
    }
    
    .hero-tagline {
        font-size: 1rem;
    }
    
    .form-container {
        padding: var(--space-md);
    }
    
    .popup-content {
        padding: var(--space-md);
    }
    
    .photo-preview {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 480px) {
    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.85rem;
    }
    
    .form-input,
    .form-select,
    .form-textarea {
        padding: 0.875rem 1rem;
    }
    
    .upload-area {
        padding: var(--space-md);
    }
}

/* ========================================
   ANIMACIONES DE ENTRADA
======================================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ========================================
   TEXTURA HERO - RAYAS DEGRADADAS
======================================== */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 5px,
        rgba(212, 168, 64, 0.8) 2px,
        rgba(212, 168, 64, 0.8) 4px
    );
    z-index: 1;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        ellipse at center,
        transparent 0%,
        rgba(0, 0, 0, 0.15) 50%,
        rgba(0, 0, 0, 0.7) 100%
    );
    z-index: 1;
    pointer-events: none;
}

.hero-content {
    z-index: 3;
}

/* ========================================
   TEXTURA HERO - RAYAS DEGRADADAS
======================================== */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 5px,
        rgba(212, 168, 64, 0.8) 2px,
        rgba(212, 168, 64, 0.8) 4px
    );
    z-index: 1;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        ellipse at center,
        transparent 0%,
        rgba(0, 0, 0, 0.15) 50%,
        rgba(0, 0, 0, 0.7) 100%
    );
    z-index: 1;
    pointer-events: none;
}

.hero-content {
    z-index: 3;
}