/* assets/css/glass.css - Estilos Glassmorphism Premium Adaptados */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;800&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;700;800&display=swap');

:root {
    /* Colores primarios — Teal */
    --color-primary:              #006067;
    --color-primary-container:    #007b83;
    --color-on-primary:           #ffffff;
    --color-on-primary-container: #d0fbff;
    --color-primary-fixed:        #96f1fa;
    --color-primary-fixed-dim:    #7ad5dd;

    /* Colores secundarios */
    --color-secondary:            #516161;
    --color-secondary-container:  #d4e6e5;
    --color-on-secondary:         #ffffff;

    /* Terciario (azul complementario) */
    --color-tertiary:             #005b8c;
    --color-tertiary-container:   #0074b1;

    /* Superficie y Fondo */
    --color-background:           #f7f9fb;
    --color-surface:              #f7f9fb;
    --color-surface-container:    #eceef0;
    --color-surface-container-low:#f2f4f6;
    --color-surface-container-high:#e6e8ea;
    --color-surface-bright:       #f7f9fb;
    --color-on-surface:           #191c1e;
    --color-on-surface-variant:   #3e494a;
    --color-outline:              #6e797a;
    --color-outline-variant:      #bdc9ca;

    /* Error */
    --color-error:                #ba1a1a;
    --color-error-container:      #ffdad6;

    /* Aliases para compatibilidad con código existente */
    --primary-color:   var(--color-primary);
    --secondary-color: var(--color-primary-fixed-dim);
    --accent-color:    var(--color-tertiary);
    --text-dark:       var(--color-on-surface);
    --text-light:      var(--color-on-primary);
    --text-muted:      var(--color-on-surface-variant);
    --success-color:   #a3e4d7;
    --danger-color:    #ffdad6;
    --warning-color:   #fcf3cf;

    /* Glassmorphism tokens */
    --glass-bg:        rgba(255, 255, 255, 0.40);
    --glass-bg-light:  rgba(255, 255, 255, 0.30);
    --glass-border:    rgba(255, 255, 255, 0.40);
    --glass-shadow:    0 10px 40px rgba(0, 123, 131, 0.05);

    /* Tipografía */
    --font-body:     'Inter',   system-ui, -apple-system, sans-serif;
    --font-display:  'Manrope', system-ui, -apple-system, sans-serif;

    /* Espaciado (tokens) */
    --sp-unit:        4px;
    --sp-sm:          8px;
    --sp-md:          16px;
    --sp-lg:          32px;
    --sp-gutter:      16px;
    --sp-page-margin: 24px;
    --sp-glass-pad:   20px;

    /* Border radius */
    --radius-sm:   8px;
    --radius-md:   16px;
    --radius-lg:   24px;
    --radius-xl:   32px;
    --radius-full: 9999px;

    /* Dark Mode Defaults (Override) */
    --dark-bg: #0f172a;
    --dark-surface: #1e293b;
    --dark-on-surface: #f1f5f9;
}

body.dark-mode {
    --color-background: var(--dark-bg);
    --color-surface: var(--dark-surface);
    --color-on-surface: var(--dark-on-surface);
    --color-on-surface-variant: #94a3b8;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-bg-light: rgba(30, 41, 59, 0.4);
    --glass-border: rgba(255, 255, 255, 0.1);
    --color-outline-variant: #334155;
    background: #0f172a;
}

body.dark-mode table, body.dark-mode .card, body.dark-mode .list-group-item {
    background-color: var(--dark-surface) !important;
    color: var(--dark-on-surface) !important;
    border-color: #334155 !important;
}

body.dark-mode .form-control, body.dark-mode .form-select {
    background-color: #1e293b;
    color: white;
    border-color: #334155;
}

body {
    transition: background-color 0.3s ease, color 0.3s ease;
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-on-surface);
    background:
        radial-gradient(ellipse at top left,  #eef5f0 0%, transparent 60%),
        radial-gradient(ellipse at bottom right, #e6f0eb 0%, transparent 60%),
        #f4f8f5;
    background-attachment: fixed;
    min-height: 100dvh;
    margin: 0;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    letter-spacing: -0.01em;
    color: var(--color-on-surface);
}

h1, h2, h3 {
    font-weight: 800;
    text-align: center;
    margin-bottom: 1.5rem;
    text-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 24;
}

/* ==========================================================================
   Glassmorphism — Componentes Base
   ========================================================================== */

.glass-container {
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--glass-shadow);
    padding: var(--sp-glass-pad);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin: 1rem auto;
    width: 90%;
}

.glass-panel-sm {
    background: var(--glass-bg-light);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.20);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
    padding: var(--sp-md);
}

.glass-header {
    background: rgba(255, 255, 255, 0.40);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.30);
    box-shadow: 0 4px 30px rgba(0, 123, 131, 0.05);
    z-index: 1040;
}

/* ==========================================================================
   Botones Premium
   ========================================================================== */

.btn-glass {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    color: var(--color-on-surface);
    background: rgba(255, 255, 255, 0.50);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    padding: 10px 20px;
    cursor: pointer;
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    box-shadow: 0 2px 8px rgba(0, 96, 103, 0.05);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
    width: 100%;
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.75);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 96, 103, 0.08);
    color: var(--color-on-surface);
}

.btn-glass:active {
    transform: scale(0.96);
    box-shadow: none;
}

.btn-primary-glass {
    background: var(--color-primary);
    color: var(--color-on-primary) !important;
    border: none;
    box-shadow: 0 4px 16px rgba(0, 96, 103, 0.30);
}

.btn-primary-glass:hover {
    background: var(--color-primary-container);
    color: var(--color-on-primary) !important;
    box-shadow: 0 6px 24px rgba(0, 96, 103, 0.40);
}

.btn-success-glass {
    background: linear-gradient(45deg, #11998e 0%, var(--success-color) 100%);
    border: none;
    color: var(--text-dark);
}

.btn-warning-glass {
    background: linear-gradient(45deg, #f2994a 0%, var(--warning-color) 100%);
    border: none;
    color: var(--text-dark);
}

.btn-danger-glass {
    background: linear-gradient(45deg, #e74c3c 0%, var(--color-error) 100%);
    border: none;
    color: white;
}

/* ==========================================================================
   Formularios e Inputs
   ========================================================================== */

.form-control-glass {
    display: block;
    width: 100%;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--color-on-surface);
    background: rgba(255, 255, 255, 0.50);
    border: 1px solid var(--color-outline-variant);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    transition: all 0.25s ease;
    -webkit-appearance: none;
    appearance: none;
}

.form-control-glass:focus {
    background: rgba(255, 255, 255, 0.90);
    border-color: var(--color-primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 96, 103, 0.12);
}

.form-control-glass::placeholder {
    color: var(--color-outline);
    font-weight: 400;
}

/* ==========================================================================
   Navegación por Pestañas (Mobile-First)
   ========================================================================== */

.nav-tabs.glass-tabs {
    border-bottom: none;
    gap: var(--sp-sm);
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    padding-bottom: var(--sp-sm);
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.nav-tabs.glass-tabs::-webkit-scrollbar {
    display: none;
}

.nav-tabs.glass-tabs .nav-link {
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--color-on-surface-variant);
    background: rgba(255, 255, 255, 0.30);
    border: 1px solid rgba(255, 255, 255, 0.20);
    border-radius: var(--radius-full);
    padding: 8px 18px;
    white-space: nowrap;
    transition: all 0.25s ease;
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
}

.nav-tabs.glass-tabs .nav-link:hover {
    background: rgba(255, 255, 255, 0.55);
    color: var(--color-on-surface);
}

.nav-tabs.glass-tabs .nav-link.active {
    background: var(--color-primary);
    color: var(--color-on-primary);
    border-color: transparent;
    box-shadow: 0 4px 14px rgba(0, 96, 103, 0.25);
}

/* ==========================================================================
   Cards de Métricas / Stats
   ========================================================================== */

.stat-card {
    background: rgba(255, 255, 255, 0.30);
    border: 1px solid rgba(255, 255, 255, 0.20);
    border-radius: var(--radius-lg);
    padding: var(--sp-md);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 96, 103, 0.08);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
}

/* ==========================================================================
   Filas de Listas y Contenedores (Adaptado)
   ========================================================================== */

.list-row {
    background: rgba(255, 255, 255, 0.40);
    border: 1px solid rgba(255, 255, 255, 0.30);
    border-radius: var(--radius-lg);
    padding: 14px 16px;
    margin-bottom: var(--sp-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

.list-row:hover {
    background: rgba(255, 255, 255, 0.72);
    border-color: rgba(0, 96, 103, 0.15);
    transform: translateX(3px);
}

/* ==========================================================================
   Modales
   ========================================================================== */

.modal-content {
    background: rgba(255, 255, 255, 0.82) !important;
    -webkit-backdrop-filter: blur(24px) !important;
    backdrop-filter: blur(24px) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-xl) !important;
    box-shadow: 0 24px 64px rgba(0, 96, 103, 0.12) !important;
}

/* ==========================================================================
   Elementos Específicos de CheckInn (Keypad y Reloj)
   ========================================================================== */

.digital-clock {
    font-size: 3.5rem;
    font-family: var(--font-display);
    font-weight: 800;
    text-align: center;
    letter-spacing: 2px;
    margin-bottom: 5px;
    color: var(--color-primary);
}

.date-display {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--color-on-surface-variant);
    font-weight: 600;
}

.btn-massive {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    font-size: 1.5rem;
    gap: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1), inset 0 2px 10px rgba(255,255,255,0.5);
    border: 1px solid var(--glass-border);
}

.btn-massive i {
    font-size: 4.5rem;
}

/* ==========================================================================
   Utilidades de Responsive
   ========================================================================== */

@media (max-width: 767.98px) {
    .glass-container { border-radius: var(--radius-lg); padding: 16px; }
    body { font-size: 15px; }
    .btn-massive { width: 180px; height: 180px; font-size: 1.1rem; }
    .btn-massive i { font-size: 3rem; }
}

@media (min-width: 768px) {
    .glass-container:hover {
        transform: translateY(-2px);
        box-shadow: 0 16px 48px rgba(0, 96, 103, 0.10);
    }
}