/* ============================================= */
/* ==     HORARIOS.SITE - DESIGN SYSTEM       == */
/* ==     Professional Edition v4.0           == */
/* ============================================= */

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
    /* Brand Colors */
    --primary-color: #811313;
    --primary-light: #a51b1b;
    --primary-dark: #5c0e0e;
    --primary-glow: rgba(129, 19, 19, 0.4);
    --secondary-color: #2a2a2a;
    --accent-color: #e6100d;
    --accent-glow: rgba(230, 16, 13, 0.3);
    
    /* Background Palette */
    --background-color: #0a0a0a;
    --bg-primary: #0a0a0a;
    --bg-secondary: #121216;
    --bg-tertiary: #18181c;
    --bg-card: #1e1e1e;
    --bg-elevated: #252530;
    --bg-hover: #2a2a35;
    --light-color: #1a1a1a;
    
    /* Glass Effect */
    --glass-bg: rgba(22, 22, 28, 0.9);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-highlight: rgba(255, 255, 255, 0.03);
    
    /* Text Colors */
    --dark-color: #f5f5f5;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a8;
    --text-tertiary: #6b6b75;
    --text-muted: #50505a;
    --text-color: #e0e0e0;
    
    /* Status Colors */
    --success-color: #22c55e;
    --success-light: #4ade80;
    --success-bg: rgba(34, 197, 94, 0.12);
    --success-border: rgba(34, 197, 94, 0.25);
    
    --warning-color: #f59e0b;
    --warning-light: #fbbf24;
    --warning-bg: rgba(245, 158, 11, 0.15);
    --warning-border: rgba(245, 158, 11, 0.35);
    
    --danger-color: #ef4444;
    --danger-light: #f87171;
    --danger-bg: rgba(239, 68, 68, 0.12);
    --danger-border: rgba(239, 68, 68, 0.25);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    --gradient-dark: linear-gradient(135deg, var(--background-color), var(--light-color));
    --gradient-text: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    
    /* Typography */
    --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-xs: 0.7rem;
    --font-sm: 0.8rem;
    --font-base: 0.9rem;
    --font-md: 1rem;
    --font-lg: 1.15rem;
    --font-xl: 1.35rem;
    --font-2xl: 1.75rem;
    --font-3xl: 2.25rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 30px var(--primary-glow);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --ease-out: cubic-bezier(0.25, 1, 0.5, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;
    
    /* Spacing */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    
    /* Z-Index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 1000;
    --z-toast: 2000;
}

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

/* ===== BASE STYLES ===== */
html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--dark-color);
    line-height: 1.5;
    min-height: 100vh;
    min-height: 100dvh;
    overflow-x: hidden;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
    -webkit-user-select: none;
}

::selection {
    background: var(--primary-color);
    color: white;
}

.floating-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
}

.shape {
    position: absolute;
    border-radius: var(--radius-full);
    filter: blur(40px);
    opacity: 0.15;
    animation: float 15s infinite ease-in-out;
}

.shape-1 {
    width: 200px;
    height: 200px;
    background: var(--primary-color);
    top: -100px;
    left: -100px;
    animation-delay: 0s;
}

.shape-2 {
    width: 150px;
    height: 150px;
    background: var(--accent-color);
    bottom: -75px;
    right: -75px;
    animation-delay: 5s;
}

.shape-3 {
    width: 100px;
    height: 100px;
    background: var(--primary-color);
    top: 50%;
    left: 50%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(120deg); }
    66% { transform: translate(-20px, 20px) rotate(240deg); }
}

/* ===== APP LAYOUT ===== */
.app-wrapper {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-5);
}

.app-container {
    width: 100%;
    max-width: 420px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-5);
}

/* ===== HEADER ===== */
.header {
    text-align: center;
    padding-top: var(--space-2);
}

.logo-container {
    display: inline-block;
}

.logo-img {
    width: 60px;
    height: auto;
    opacity: 0;
    filter: drop-shadow(0 4px 16px var(--primary-glow));
    transition: transform var(--transition-normal) var(--ease-spring);
    animation: logoEntrance 0.8s var(--ease-out) 0.1s forwards;
}

.logo-img:hover {
    transform: scale(1.08) rotate(-2deg);
}

@keyframes logoEntrance {
    from { 
        opacity: 0; 
        transform: scale(0.85) translateY(-10px);
        filter: blur(10px) drop-shadow(0 4px 16px var(--primary-glow));
    }
    to { 
        opacity: 1; 
        transform: scale(1) translateY(0);
        filter: blur(0) drop-shadow(0 4px 16px var(--primary-glow));
    }
}

/* ===== MAIN CONTENT ===== */
.main-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
}

/* Hero Section */
.hero-section {
    text-align: center;
    padding: var(--space-6) var(--space-6);
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    margin-bottom: 2rem;
    margin-top: 1rem;
    animation: logoEntrance 0.8s var(--ease-out) 0.1s forwards;
}

.hero-title {
    font-size: var(--font-2xl);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-2);
}


@keyframes wordReveal {
    from {
        opacity: 0;
        transform: translateY(20px);
        filter: blur(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Price Badge */
.price-badge {
    display: inline-flex;
    align-items: baseline;
    gap: var(--space-1);
    background: var(--bg-card);
}

.price-label {
    font-size: var(--font-xs);
    color: var(--text-tertiary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.price-value {
    font-size: var(--font-lg);
    font-weight: 800;
     background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-duration {
    font-size: var(--font-xs);
    color: var(--text-tertiary);
    font-weight: 500;
}

/* ===== CTA SECTION ===== */
.cta-section {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    opacity: 0;
    animation: fadeInUp 0.6s var(--ease-out) 0.9s forwards;
}

/* ===== BUTTONS ===== */
.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-family: inherit;
    font-size: var(--font-sm);
    font-weight: 600;
    letter-spacing: 0.01em;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    overflow: hidden;
    transition: all var(--transition-normal) var(--ease-out);
    -webkit-tap-highlight-color: transparent;
}

.btn-lg {
    padding: var(--space-3) var(--space-5);
    font-size: var(--font-sm);
}

.btn-full {
    width: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md), 0 4px 16px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 6px 24px var(--primary-glow);
}

.btn-primary:active {
    transform: translateY(0) scale(0.98);
}

.btn-primary:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
    box-shadow: var(--shadow-sm);
}

.btn-outline {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.btn-outline:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md), 0 4px 16px var(--primary-glow);
}

.btn i {
    font-size: 1em;
}

.btn-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
    transition: left 0.5s var(--ease-out);
}

.btn:hover .btn-shine {
    left: 100%;
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-sm);
}

.btn-ghost:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* ===== SELECTED TIME DISPLAY ===== */
.selected-time-display {
    display: none;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--success-bg);
    border: 1px solid var(--success-border);
    border-radius: var(--radius-md);
}

.selected-time-display.active {
    display: flex;
    animation: slideIn 0.3s var(--ease-spring);
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.time-icon {
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, var(--success-color), var(--success-light));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.6rem;
    flex-shrink: 0;
}

#horario-texto {
    font-size: var(--font-sm);
    font-weight: 600;
    color: var(--success-light);
}

/* ===== FOOTER ===== */
.footer {
    text-align: center;
    padding: var(--space-4) 0;
    opacity: 0;
    animation: fadeInUp 0.6s var(--ease-out) 1.1s forwards;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: var(--font-base);
    text-decoration: none;
    transition: all var(--transition-normal) var(--ease-out);
    margin-bottom: var(--space-3);
}

.social-btn:hover {
    background: linear-gradient(135deg, #833AB4, #E1306C, #F77737);
    color: white;
    border-color: transparent;
    transform: scale(1.08);
}

.footer-info {
    font-size: 0.65rem;
    color: var(--text-tertiary);
    line-height: 1.6;
}

.footer-info a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-info a:hover {
    color: var(--primary-light);
}

.separator {
    margin: 0 var(--space-2);
    opacity: 0.5;
}

.brand-link {
    font-weight: 600;
}

/* ===== ADMIN FAB ===== */
.admin-fab {
    position: fixed;
    bottom: var(--space-4);
    right: var(--space-4);
    width: 42px;
    height: 42px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    font-size: var(--font-sm);
    text-decoration: none;
    transition: all var(--transition-normal) var(--ease-out);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-dropdown);
    opacity: 0;
    animation: fabEntrance 0.5s var(--ease-spring) 1.3s forwards;
}

@keyframes fabEntrance {
    from {
        opacity: 0;
        transform: scale(0.5) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.admin-fab:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    transform: scale(1.1);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

/* ============================================= */
/* ==             MODAL SYSTEM                == */
/* ============================================= */

.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: var(--z-modal);
    overflow: hidden;
}

.modal-overlay.activo {
    display: flex;
    flex-direction: column;
    animation: modalFade 0.2s var(--ease-out);
}

@keyframes modalFade {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-container {
    width: 100%;
    height: 100%;
    max-height: 100dvh;
    background: var(--bg-primary);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: modalSlideUp 0.35s var(--ease-out);
}

@keyframes modalSlideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--glass-border);
    flex-shrink: 0;
}

.modal-title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-sm);
    font-weight: 600;
}

.modal-title i {
    color: var(--primary-light);
    font-size: var(--font-xs);
}

.modal-close-btn {
    width: 30px;
    height: 30px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: var(--font-xs);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.modal-close-btn:hover {
    background: var(--danger-color);
    border-color: transparent;
    color: white;
}

.modal-body {
    flex: 1;
    padding: var(--space-2);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--bg-secondary);
    border-top: 1px solid var(--glass-border);
    flex-shrink: 0;
}

.modal-footer .btn {
    padding: var(--space-2) var(--space-3);
    font-size: 0.7rem;
}

/* ============================================= */
/* ==     CALENDAR - HOMOGENEOUS FLEX         == */
/* ============================================= */

.calendar-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

.table-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-radius: var(--radius-sm);
    border: 1px solid var(--glass-border);
    background: var(--bg-card);
}

.calendar-table {
    width: 100%;
    height: 100%;
    border-collapse: collapse;
    table-layout: fixed;
    display: flex;
    flex-direction: column;
}

.calendar-table tbody {
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
}

.calendar-table tr {
    display: flex;
    width: 100%;
}

/* Header row - fixed */
.calendar-table tr:first-child {
    flex-shrink: 0;
    background: var(--bg-tertiary);
    position: sticky;
    top: 0;
    z-index: 10;
    min-height: 38px;
}

/* Data rows - homogeneous distribution */
.calendar-table tr:not(:first-child) {
    flex: 1 1 0;
    min-height: 36px;
}

.calendar-table th,
.calendar-table td {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    border-right: 1px solid rgba(255, 255, 255, 0.03);
    padding: 0;
    min-height: 0;
}

.calendar-table th:last-child,
.calendar-table td:last-child {
    border-right: none;
}

.calendar-table tr:last-child td {
    border-bottom: none;
}

/* Time column */
.calendar-table th:first-child,
.calendar-table td:first-child {
    flex: 0 0 36px;
    min-width: 36px;
    max-width: 36px;
    background: var(--bg-tertiary);
    font-weight: 600;
    font-size: 0.65rem;
    color: var(--text-muted);
    border-right: 1px solid var(--glass-border);
    position: sticky;
    left: 0;
    z-index: 5;
}

/* Header styling */
.calendar-table th {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.65rem;
}

.day-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2px 0;
    gap: 1px;
}

.day-name {
    font-weight: 600;
    font-size: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: var(--text-tertiary);
    line-height: 1;
}

.day-date {
    font-size: 0.55rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

/* Today highlight */
.calendar-table th.today {
    background: linear-gradient(180deg, var(--primary-dark), var(--primary-color));
}

.calendar-table th.today .day-name {
    color: rgba(255, 255, 255, 0.8);
}

.calendar-table th.today .day-date {
    color: white;
}

.calendar-table td.today {
    background: rgba(129, 19, 19, 0.06);
}

/* Cell States */
.calendar-table td.available {
    background: var(--success-bg);
}

.calendar-table td.reserved {
    background: var(--danger-bg);
}

.calendar-table td.pending {
    background: var(--warning-bg);
}

.calendar-table td.expired {
    background: rgba(35, 35, 40, 0.5);
}

/* ============================================= */
/* ==     CLIENT SLOTS - PROFESSIONAL         == */
/* ============================================= */
/* Base slot styles */
.horario-disponible {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.08), rgba(34, 197, 94, 0.15));
    color: var(--success-light);
    font-weight: 600;
    font-size: 0.5rem;
    cursor: pointer;
    transition: all 0.25s var(--ease-out);
    border: none;
    gap: 3px;
    position: relative;
    overflow: hidden;
}
/* Subtle shine effect on available slots */
.horario-disponible::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s ease;
}
.horario-disponible:hover::before {
    left: 100%;
}
.horario-disponible i {
    font-size: 0.4rem;
    transition: transform 0.2s var(--ease-spring);
}
.horario-disponible:hover {
    background: linear-gradient(135deg, var(--success-color), rgba(74, 222, 128, 0.9));
    color: white;
    transform: scale(1.02);
    box-shadow: 0 0 12px rgba(34, 197, 94, 0.4);
}
.horario-disponible:hover i {
    transform: scale(1.2);
}
.horario-disponible:active {
    transform: scale(0.97);
    box-shadow: 0 0 6px rgba(34, 197, 94, 0.3);
}
/* Selected state - Premium look */
.horario-disponible.horario-seleccionado {
    background: linear-gradient(135deg, var(--success-color), var(--success-light));
    color: white;
    box-shadow: 
        0 0 0 2px rgba(255, 255, 255, 0.3),
        0 0 20px rgba(34, 197, 94, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    animation: selectedGlow 2s ease-in-out infinite;
    transform: scale(1.02);
}
.horario-disponible.horario-seleccionado i {
    animation: checkBounce 0.4s var(--ease-spring);
}
@keyframes selectedGlow {
    0%, 100% { 
        box-shadow: 
            0 0 0 2px rgba(255, 255, 255, 0.3),
            0 0 15px rgba(34, 197, 94, 0.4),
            inset 0 1px 0 rgba(255, 255, 255, 0.2);
    }
    50% { 
        box-shadow: 
            0 0 0 3px rgba(255, 255, 255, 0.4),
            0 0 25px rgba(34, 197, 94, 0.6),
            inset 0 1px 0 rgba(255, 255, 255, 0.3);
    }
}
@keyframes checkBounce {
    0% { transform: scale(0.5); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}
/* ============================================= */
/* ==     CLIENT SLOTS - PROFESSIONAL         == */
/* ============================================= */
/* Base slot styles */
.horario-disponible {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.08), rgba(34, 197, 94, 0.15));
    color: var(--success-light);
    font-weight: 600;
    font-size: 0.5rem;
    cursor: pointer;
    transition: all 0.25s var(--ease-out);
    border: none;
    gap: 3px;
    position: relative;
    overflow: hidden;
}
/* Subtle shine effect on available slots */
.horario-disponible::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s ease;
}
.horario-disponible:hover::before {
    left: 100%;
}
.horario-disponible i {
    font-size: 0.4rem;
    transition: transform 0.2s var(--ease-spring);
}
.horario-disponible:hover {
    background: linear-gradient(135deg, var(--success-color), rgba(74, 222, 128, 0.9));
    color: white;
    transform: scale(1.02);
    box-shadow: 0 0 12px rgba(34, 197, 94, 0.4);
}
.horario-disponible:hover i {
    transform: scale(1.2);
}
.horario-disponible:active {
    transform: scale(0.95);
    box-shadow: 0 0 6px rgba(34, 197, 94, 0.3);
}
/* Selected state - Premium look */
.horario-disponible.horario-seleccionado {
    background: linear-gradient(135deg, var(--success-color), var(--success-light));
    color: white;
    box-shadow: 
        0 0 0 2px rgba(255, 255, 255, 0.3),
        0 0 20px rgba(34, 197, 94, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    animation: selectedGlow 2s ease-in-out infinite;
    transform: scale(1.02);
}
.horario-disponible.horario-seleccionado i {
    animation: checkBounce 0.4s var(--ease-spring);
}
@keyframes selectedGlow {
    0%, 100% { 
        box-shadow: 
            0 0 0 2px rgba(255, 255, 255, 0.3),
            0 0 15px rgba(34, 197, 94, 0.4),
            inset 0 1px 0 rgba(255, 255, 255, 0.2);
    }
    50% { 
        box-shadow: 
            0 0 0 3px rgba(255, 255, 255, 0.4),
            0 0 25px rgba(34, 197, 94, 0.6),
            inset 0 1px 0 rgba(255, 255, 255, 0.3);
    }
}
@keyframes checkBounce {
    0% { transform: scale(0.5); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}
.horario-reservado {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-size: 0.5rem;
    cursor: not-allowed;
    background: var(--danger-bg);
    color: var(--danger-color);
}

.horario-agotado {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-size: 0.5rem;
    cursor: not-allowed;
    background: rgba(45, 45, 50, 0.4);
    color: var(--text-muted);
}

/* PENDIENTE - AMARILLO */
.horario-pendiente {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-size: 0.5rem;
    cursor: not-allowed;
    background: var(--warning-bg);
    color: var(--warning-color);
}

.horario-pendiente i {
    animation: pendingPulse 1.5s ease-in-out infinite;
}

@keyframes pendingPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.85); }
}

/* Nav Buttons */
.nav-btn {
    width: 28px;
    height: 28px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    color: var(--text-primary);
    font-size: 0.6rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.nav-btn:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    color: white;
}

.nav-btn:active {
    transform: scale(0.95);
}

/* ============================================= */
/* ==           ADMIN DASHBOARD               == */
/* ============================================= */

.admin-body {
    background: var(--bg-primary);
}

/* Login */
.login-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    min-height: 100dvh;
    padding: var(--space-5);
}

.login-card {
    width: 100%;
    max-width: 340px;
    background: var(--glass-bg);
    backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    animation: cardEntrance 0.6s var(--ease-out) 0.1s forwards;
}

@keyframes cardEntrance {
    from {
        opacity: 0;
        transform: translateY(30px);
        filter: blur(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

.login-header {
    text-align: center;
    margin-bottom: var(--space-5);
}

.login-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-3);
    font-size: var(--font-md);
    color: white;
    box-shadow: var(--shadow-glow);
    opacity: 0;
    animation: iconBounce 0.6s var(--ease-spring) 0.3s forwards;
}

@keyframes iconBounce {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    60% {
        transform: scale(1.1);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.login-header h2 {
    font-size: var(--font-md);
    font-weight: 700;
    margin-bottom: var(--space-1);
}

.login-header p {
    color: var(--text-secondary);
    font-size: var(--font-xs);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.input-group label {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--font-xs);
    font-weight: 500;
    color: var(--text-secondary);
}

.input-group label i {
    color: var(--primary-light);
    font-size: 0.65rem;
}

.input-field {
    width: 100%;
    padding: var(--space-3);
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: var(--font-sm);
    transition: all var(--transition-fast);
}

.input-field::placeholder {
    color: var(--text-muted);
}

.input-field:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.back-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-1);
    margin-top: var(--space-4);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-xs);
    transition: color var(--transition-fast);
}

.back-link:hover {
    color: var(--primary-light);
}

/* Admin Layout */
.admin-dashboard {
    min-height: 100vh;
    min-height: 100dvh;
}

.admin-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.admin-title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-sm);
    font-weight: 700;
}

.admin-title i {
    color: var(--primary-light);
    font-size: var(--font-base);
}

.admin-main {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.admin-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    animation: cardEntrance 0.5s var(--ease-out) forwards;
}

.admin-card:nth-child(1) {
    animation-delay: 0.1s;
}

.admin-card:nth-child(2) {
    animation-delay: 0.2s;
}

.admin-card:nth-child(3) {
    animation-delay: 0.3s;
}

.card-header {
    margin-bottom: var(--space-3);
}

.card-title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-sm);
    font-weight: 600;
}

.card-title i {
    color: var(--primary-light);
    font-size: var(--font-sm);
}

/* Stats */
.stats-card {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
}

.stats-content {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.stats-icon {
    width: 42px;
    height: 42px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-md);
    color: white;
    box-shadow: var(--shadow-glow);
    flex-shrink: 0;
}

.stats-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.stats-label {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.stats-value {
    font-size: var(--font-xl);
    font-weight: 800;
    color: var(--text-primary);
}

/* Legend */
.calendar-legend {
    display: flex;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.6rem;
    color: var(--text-secondary);
    padding: 4px 8px;
    background: var(--bg-card);
    border-radius: var(--radius-full);
    border: 1px solid var(--glass-border);
}

.legend-dot {
    width: 6px;
    height: 6px;
    border-radius: var(--radius-full);
}

.legend-dot.available {
    background: var(--success-color);
}

.legend-dot.reserved {
    background: var(--danger-color);
}

.legend-dot.expired {
    background: var(--text-muted);
}

/* Week Nav */
.week-navigation {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-3);
    gap: var(--space-2);
}

.week-range {
    font-size: var(--font-xs);
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    flex: 1;
}

/* ===== ADMIN CALENDAR - TABLE LAYOUT ===== */
.admin-calendar .table-wrapper {
    max-height: 55vh;
    overflow: auto;
    display: block;
}

.admin-calendar .calendar-table {
    display: table;
    height: auto;
    min-width: 600px;
}

.admin-calendar .calendar-table tbody {
    display: table-row-group;
    overflow: visible;
}

.admin-calendar .calendar-table tr {
    display: table-row;
}

.admin-calendar .calendar-table tr:first-child {
    position: sticky;
    top: 0;
    z-index: 10;
    min-height: auto;
}

.admin-calendar .calendar-table th,
.admin-calendar .calendar-table td {
    display: table-cell;
    vertical-align: middle;
    height: 48px;
    padding: 4px;
    min-height: auto;
}

.admin-calendar .calendar-table th:first-child,
.admin-calendar .calendar-table td:first-child {
    width: 60px;
    min-width: 60px;
    max-width: 60px;
    position: sticky;
    left: 0;
    z-index: 5;
    flex: none;
}

.admin-calendar .calendar-table th {
    font-size: 0.65rem;
}

.admin-calendar .day-header {
    padding: 6px 0;
}

.admin-calendar .day-name {
    font-size: 0.5rem;
}

.admin-calendar .day-date {
    font-size: 0.8rem;
}

.admin-calendar .slot-content {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    gap: 6px;
}

.admin-calendar .slot-time {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-primary);
}

.admin-calendar .slot-reserved {
    color: var(--danger-color);
    font-size: 0.7rem;
}

.admin-calendar .slot-btn {
    width: 24px;
    height: 24px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.55rem;
    transition: all var(--transition-fast);
}

.slot-btn.add-btn {
    background: linear-gradient(135deg, var(--success-color), var(--success-light));
    color: white;
}

.slot-btn.remove-btn {
    background: linear-gradient(135deg, var(--danger-color), var(--danger-light));
    color: white;
}

.slot-btn:hover {
    transform: scale(1.1);
}

.slot-btn:active {
    transform: scale(0.95);
}

.time-cell {
    font-weight: 600 !important;
    color: var(--text-muted) !important;
    font-size: 0.55rem !important;
}

/* Reservations */
.reservations-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.reservation-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3);
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    flex-wrap: wrap;
    gap: var(--space-2);
}

.reservation-item:hover {
    border-color: var(--primary-color);
    transform: translateX(3px);
}

.reservation-info {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex: 1;
    min-width: 0;
}

.reservation-icon {
    width: 30px;
    height: 30px;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.7rem;
    flex-shrink: 0;
}

.reservation-details {
    display: flex;
    flex-direction: column;
    gap: 1px;
    min-width: 0;
}

.reservation-title {
    font-weight: 600;
    font-size: var(--font-xs);
    color: var(--text-primary);
    line-height: 1.3;
}

.reservation-time {
    font-size: 0.65rem;
    color: var(--primary-light);
    font-weight: 600;
}

.reservation-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.status-badge {
    padding: 3px 8px;
    border-radius: var(--radius-full);
    font-size: 0.55rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.status-pending {
    background: var(--warning-bg);
    color: var(--warning-color);
    border: 1px solid var(--warning-border);
}

.status-confirmed {
    background: var(--success-bg);
    color: var(--success-color);
    border: 1px solid var(--success-border);
}

.status-cancelled {
    background: var(--danger-bg);
    color: var(--danger-color);
    border: 1px solid var(--danger-border);
}

.action-buttons {
    display: flex;
    gap: 4px;
}

.action-btn {
    width: 26px;
    height: 26px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    transition: all var(--transition-fast);
    color: white;
}

.action-btn.confirm-btn {
    background: linear-gradient(135deg, var(--success-color), var(--success-light));
}

.action-btn.cancel-btn {
    background: linear-gradient(135deg, var(--warning-color), var(--warning-light));
}

.action-btn.delete-btn {
    background: linear-gradient(135deg, var(--danger-color), var(--danger-light));
}

.action-btn:hover {
    transform: scale(1.1);
}

.action-btn:active {
    transform: scale(0.95);
}

/* States */
.loading-state,
.empty-state,
.error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-6) var(--space-4);
    color: var(--text-secondary);
    text-align: center;
    font-size: var(--font-xs);
}

.loading-state i,
.empty-state i,
.error-state i {
    font-size: var(--font-xl);
    opacity: 0.4;
}

.error-state {
    color: var(--danger-color);
}

.error-cell {
    color: var(--danger-color);
    text-align: center;
    padding: var(--space-4);
    font-size: var(--font-xs);
}

/* Spinner */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--glass-border);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-sm {
    width: 12px;
    height: 12px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    display: inline-block;
}

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

/* ===== TOAST NOTIFICATIONS ===== */
.toast-container {
    position: fixed;
    bottom: var(--space-4);
    left: var(--space-4);
    right: var(--space-4);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    color: var(--text-primary);
    font-weight: 500;
    font-size: var(--font-xs);
    transform: translateY(100%);
    opacity: 0;
    transition: all 0.35s var(--ease-spring);
    pointer-events: auto;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast-success {
    border-color: var(--success-border);
}

.toast-success i {
    color: var(--success-color);
}

.toast-error {
    border-color: var(--danger-border);
}

.toast-error i {
    color: var(--danger-color);
}

.toast-warning {
    border-color: var(--warning-border);
}

.toast-warning i {
    color: var(--warning-color);
}

.toast-message {
    position: fixed;
    bottom: var(--space-4);
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    color: var(--text-primary);
    font-weight: 500;
    font-size: var(--font-xs);
    opacity: 0;
    transition: all 0.35s var(--ease-spring);
    z-index: var(--z-toast);
    max-width: calc(100% - var(--space-8));
    text-align: center;
}

.toast-message.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast-message.toast-success {
    border-color: var(--success-border);
}

.toast-message.toast-success i {
    color: var(--success-color);
}

.toast-message.toast-error {
    border-color: var(--danger-border);
}

.toast-message.toast-error i {
    color: var(--danger-color);
}

/* ============================================= */
/* ==          RESPONSIVE - DESKTOP           == */
/* ============================================= */

@media (min-width: 768px) {
    :root {
        --font-xs: 0.75rem;
        --font-sm: 0.875rem;
        --font-base: 1rem;
        --font-md: 1.125rem;
        --font-lg: 1.25rem;
        --font-xl: 1.5rem;
        --font-2xl: 2rem;
        --font-3xl: 2.5rem;
    }
    
    .app-wrapper {
        padding: var(--space-8);
    }
    
    .app-container {
        max-width: 480px;
        gap: var(--space-6);
    }
    
    .logo-img {
        width: 72px;
    }
    
    .main-content {
        gap: var(--space-5);
    }
    
    .price-badge {
        padding: var(--space-2) var(--space-5);
    }
    
    .cta-section {
        gap: var(--space-3);
    }
    
    .btn-lg {
        padding: var(--space-4) var(--space-6);
        font-size: var(--font-sm);
    }
    
    /* Modal Desktop */
    .modal-overlay {
        padding: var(--space-6);
        align-items: center;
        justify-content: center;
    }
    
    .modal-container {
        max-width: 850px;
        height: auto;
        max-height: 80vh;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-xl);
    }
    
    @keyframes modalSlideUp {
        from { opacity: 0; transform: scale(0.95) translateY(20px); }
        to { opacity: 1; transform: scale(1) translateY(0); }
    }
    
    .modal-header {
        padding: var(--space-4) var(--space-5);
    }
    
    .modal-title {
        font-size: var(--font-base);
    }
    
    .modal-body {
        padding: var(--space-4);
    }
    
    .modal-footer {
        padding: var(--space-3) var(--space-5);
    }
    
    .modal-footer .btn {
        padding: var(--space-2) var(--space-4);
        font-size: var(--font-sm);
    }
    
    /* Calendar Desktop */
    .calendar-table tr:first-child {
        min-height: 48px;
    }
    
    .calendar-table tr:not(:first-child) {
        min-height: 44px;
    }
    
    .calendar-table th:first-child,
    .calendar-table td:first-child {
        flex: 0 0 65px;
        min-width: 65px;
        max-width: 65px;
        font-size: 0.7rem;
    }
    
    .day-name {
        font-size: 0.55rem;
    }
    
    .day-date {
        font-size: 0.9rem;
    }
    
    .horario-disponible {
        font-size: 0.75rem;
    }
    
    .horario-disponible i {
        font-size: 0.6rem;
    }
    
    .horario-reservado,
    .horario-agotado,
    .horario-pendiente {
        font-size: 0.8rem;
    }
    
    .nav-btn {
        width: 36px;
        height: 36px;
        font-size: 0.8rem;
    }
    
    /* Admin Desktop */
    .admin-topbar {
        padding: var(--space-4) var(--space-5);
    }
    
    .admin-main {
        padding: var(--space-5);
        gap: var(--space-5);
    }
    
    .admin-card {
        padding: var(--space-5);
    }
    
    .reservation-item {
        flex-wrap: nowrap;
    }
    
    /* Admin Calendar Desktop */
    .admin-calendar .table-wrapper {
        max-height: 60vh;
    }
    
    .admin-calendar .calendar-table {
        min-width: 750px;
    }
    
    .admin-calendar .calendar-table th,
    .admin-calendar .calendar-table td {
        height: 54px;
    }
    
    .admin-calendar .calendar-table th:first-child,
    .admin-calendar .calendar-table td:first-child {
        width: 70px;
        min-width: 70px;
        max-width: 70px;
    }
    
    .admin-calendar .slot-time {
        font-size: 0.75rem;
    }
    
    .admin-calendar .slot-btn {
        width: 28px;
        height: 28px;
        font-size: 0.65rem;
    }
    
    .time-cell {
        font-size: 0.65rem !important;
    }
}

/* Large Desktop */
@media (min-width: 1200px) {
    .app-container {
        max-width: 520px;
    }
    
    .modal-container {
        max-width: 1000px;
    }
    
    .calendar-table tr:first-child {
        min-height: 52px;
    }
    
    .calendar-table tr:not(:first-child) {
        min-height: 50px;
    }
    
    .calendar-table th:first-child,
    .calendar-table td:first-child {
        flex: 0 0 80px;
        min-width: 80px;
        max-width: 80px;
        font-size: 0.8rem;
    }
    
    .day-name {
        font-size: 0.6rem;
    }
    
    .day-date {
        font-size: 1rem;
    }
    
    .horario-disponible {
        font-size: 0.85rem;
    }
    
    .horario-reservado,
    .horario-agotado,
    .horario-pendiente {
        font-size: 0.85rem;
    }
    
    .admin-calendar .table-wrapper {
        max-height: 65vh;
    }
    
    .admin-calendar .calendar-table {
        min-width: 900px;
    }
    
    .admin-calendar .calendar-table th,
    .admin-calendar .calendar-table td {
        height: 58px;
    }
    
    .admin-calendar .calendar-table th:first-child,
    .admin-calendar .calendar-table td:first-child {
        width: 80px;
        min-width: 80px;
        max-width: 80px;
    }
    
    .admin-calendar .slot-time {
        font-size: 0.8rem;
    }
    
    .time-cell {
        font-size: 0.7rem !important;
    }
}

/* ===== ACCESSIBILITY ===== */
:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}



/* Safe Areas */
@supports (padding: max(0px)) {
    .app-wrapper {
        padding-top: max(var(--space-5), env(safe-area-inset-top));
        padding-bottom: max(var(--space-5), env(safe-area-inset-bottom));
    }
    
    .modal-container {
        padding-bottom: max(var(--space-2), env(safe-area-inset-bottom));
    }
    
    .admin-fab {
        bottom: max(var(--space-4), calc(env(safe-area-inset-bottom) + var(--space-2)));
    }
    
    .toast-container,
    .toast-message {
        bottom: max(var(--space-4), calc(env(safe-area-inset-bottom) + var(--space-2)));
    }
}

/* Print */
@media print {
    .ambient-bg,
    .admin-fab,
    .modal-overlay,
    .toast-container {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
}