/* ============================================================
   HuertoRentable - Sistema de Temas v1.0
   Modo Claro (Apple Glass) + Modo Oscuro (Moderno)
   
   CÓMO FUNCIONA:
   - Todas las variables semánticas se definen aquí
   - Los componentes en styles.css usan estas variables
   - Cambiar de tema solo cambia el atributo data-theme en <html>
   ============================================================ */

/* ------------------------------------------------------------ 
   TEMA CLARO - Estilo Apple Glass / Cristal
   Características: Transparencia, blur, superficies heladas
   ------------------------------------------------------------ */
:root,
[data-theme="light"] {
    /* --- Superficies --- */
    --surface-base: #f2f4f7;
    --surface-primary: rgba(255, 255, 255, 0.72);
    --surface-secondary: rgba(255, 255, 255, 0.55);
    --surface-tertiary: rgba(255, 255, 255, 0.38);
    --surface-elevated: rgba(255, 255, 255, 0.88);
    --surface-inset: rgba(0, 0, 0, 0.03);
    --surface-overlay: rgba(255, 255, 255, 0.92);
    --surface-hover: rgba(0, 0, 0, 0.04);
    --surface-active: rgba(0, 0, 0, 0.06);

    /* --- Textos --- */
    --text-primary: #1a1a2e;
    --text-secondary: #4a5568;
    --text-tertiary: #718096;
    --text-muted: #a0aec0;
    --text-inverse: #ffffff;
    --text-link: var(--color-primary);
    --text-link-hover: var(--color-primary-dark);

    /* --- Bordes --- */
    --border-default: rgba(0, 0, 0, 0.08);
    --border-subtle: rgba(0, 0, 0, 0.05);
    --border-strong: rgba(0, 0, 0, 0.15);
    --border-focus: var(--color-primary);

    /* --- Sombras --- */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 20px rgba(16, 185, 129, 0.15);
    --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.06), 0 0 1px rgba(0, 0, 0, 0.1);

    /* --- Glass Effect --- */
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-blur: 16px;
    --glass-saturate: 180%;

    /* --- Navbar --- */
    --navbar-bg: rgba(255, 255, 255, 0.72);
    --navbar-border: rgba(0, 0, 0, 0.06);
    --navbar-text: #4a5568;
    --navbar-text-active: var(--color-primary);
    --navbar-brand: var(--color-primary);

    /* --- Cards --- */
    --card-bg: rgba(255, 255, 255, 0.72);
    --card-border: rgba(255, 255, 255, 0.3);
    --card-hover-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);

    /* --- Inputs --- */
    --input-bg: rgba(255, 255, 255, 0.8);
    --input-border: rgba(0, 0, 0, 0.12);
    --input-text: #1a1a2e;
    --input-placeholder: #a0aec0;
    --input-focus-ring: rgba(16, 185, 129, 0.2);

    /* --- Footer --- */
    --footer-bg: rgba(255, 255, 255, 0.6);
    --footer-border: rgba(0, 0, 0, 0.06);
    --footer-text: #718096;

    /* --- Badges / Tags --- */
    --badge-success-bg: rgba(16, 185, 129, 0.12);
    --badge-success-text: #047857;
    --badge-warning-bg: rgba(245, 158, 11, 0.12);
    --badge-warning-text: #92400e;
    --badge-info-bg: rgba(59, 130, 246, 0.12);
    --badge-info-text: #1e40af;
    --badge-danger-bg: rgba(239, 68, 68, 0.12);
    --badge-danger-text: #991b1b;
    --badge-neutral-bg: rgba(0, 0, 0, 0.05);
    --badge-neutral-text: #4a5568;

    /* --- Stat cards --- */
    --stat-bg: var(--card-bg);
    --stat-label: #718096;
    --stat-value: #1a1a2e;

    /* --- Metric items --- */
    --metric-bg: rgba(0, 0, 0, 0.03);
    --metric-value: #1a1a2e;
    --metric-label: #718096;

    /* --- Modal --- */
    --modal-bg: rgba(255, 255, 255, 0.92);
    --modal-header-bg: rgba(0, 0, 0, 0.02);
    --modal-border: rgba(0, 0, 0, 0.06);
    --modal-backdrop: rgba(0, 0, 0, 0.3);

    /* --- Alerts --- */
    --alert-success-bg: rgba(16, 185, 129, 0.1);
    --alert-success-text: #065f46;
    --alert-success-border: var(--color-primary);
    --alert-danger-bg: rgba(239, 68, 68, 0.1);
    --alert-danger-text: #991b1b;
    --alert-danger-border: var(--color-red);
    --alert-warning-bg: rgba(245, 158, 11, 0.1);
    --alert-warning-text: #92400e;
    --alert-warning-border: var(--color-amber);
    --alert-info-bg: rgba(59, 130, 246, 0.1);
    --alert-info-text: #1e40af;
    --alert-info-border: var(--color-blue);

    /* --- Scrollbar --- */
    --scrollbar-track: transparent;
    --scrollbar-thumb: rgba(0, 0, 0, 0.15);
    --scrollbar-thumb-hover: rgba(0, 0, 0, 0.25);

    /* --- Dropdown --- */
    --dropdown-bg: rgba(255, 255, 255, 0.92);
    --dropdown-border: rgba(0, 0, 0, 0.08);
    --dropdown-hover: rgba(0, 0, 0, 0.04);
    --dropdown-text: #1a1a2e;

    /* --- Toggle switch del tema --- */
    --toggle-bg: #e2e8f0;
    --toggle-knob: #ffffff;
    --toggle-icon: #f59e0b;

    /* --- Table --- */
    --table-header-bg: rgba(0, 0, 0, 0.02);
    --table-header-text: #4a5568;
    --table-border: rgba(0, 0, 0, 0.06);
    --table-row-hover: rgba(0, 0, 0, 0.02);

    /* --- Crop actions area --- */
    --crop-actions-bg: rgba(0, 0, 0, 0.02);
    --crop-actions-border: rgba(0, 0, 0, 0.06);

    /* --- Qty buttons --- */
    --qty-btn-bg: rgba(255, 255, 255, 0.8);
    --qty-btn-border: rgba(0, 0, 0, 0.12);
    --qty-btn-text: #4a5568;
    --qty-btn-hover-border: var(--color-primary);
    --qty-btn-hover-bg: rgba(16, 185, 129, 0.08);

    /* --- Loading --- */
    --loading-overlay: rgba(255, 255, 255, 0.7);

    /* --- Selection --- */
    --selection-bg: var(--color-primary-light);
    --selection-text: var(--color-primary-800);

    /* --- Auth pages --- */
    --auth-gradient-start: #f2f4f7;
    --auth-gradient-end: #ecfdf5;
}


/* ------------------------------------------------------------ 
   TEMA OSCURO - Moderno y Actual
   Características: Superficies oscuras, acentos vibrantes, bordes sutiles
   ------------------------------------------------------------ */
[data-theme="dark"] {
    /* --- Superficies --- */
    --surface-base: #0c0c0f;
    --surface-primary: rgba(22, 22, 30, 0.85);
    --surface-secondary: rgba(30, 30, 42, 0.75);
    --surface-tertiary: rgba(40, 40, 56, 0.6);
    --surface-elevated: rgba(28, 28, 40, 0.95);
    --surface-inset: rgba(255, 255, 255, 0.04);
    --surface-overlay: rgba(22, 22, 30, 0.95);
    --surface-hover: rgba(255, 255, 255, 0.06);
    --surface-active: rgba(255, 255, 255, 0.08);

    /* --- Textos --- */
    --text-primary: #e8e8ed;
    --text-secondary: #a1a1b5;
    --text-tertiary: #6e6e82;
    --text-muted: #4a4a5e;
    --text-inverse: #0c0c0f;
    --text-link: #34d399;
    --text-link-hover: #6ee7b7;

    /* --- Bordes --- */
    --border-default: rgba(255, 255, 255, 0.08);
    --border-subtle: rgba(255, 255, 255, 0.05);
    --border-strong: rgba(255, 255, 255, 0.15);
    --border-focus: #34d399;

    /* --- Sombras --- */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 24px rgba(52, 211, 153, 0.2);
    --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.3), 0 0 1px rgba(255, 255, 255, 0.05);

    /* --- Glass Effect --- */
    --glass-bg: rgba(22, 22, 30, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-blur: 20px;
    --glass-saturate: 150%;

    /* --- Navbar --- */
    --navbar-bg: rgba(12, 12, 15, 0.8);
    --navbar-border: rgba(255, 255, 255, 0.06);
    --navbar-text: #a1a1b5;
    --navbar-text-active: #34d399;
    --navbar-brand: #34d399;

    /* --- Cards --- */
    --card-bg: rgba(22, 22, 30, 0.75);
    --card-border: rgba(255, 255, 255, 0.06);
    --card-hover-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);

    /* --- Inputs --- */
    --input-bg: rgba(255, 255, 255, 0.06);
    --input-border: rgba(255, 255, 255, 0.1);
    --input-text: #e8e8ed;
    --input-placeholder: #4a4a5e;
    --input-focus-ring: rgba(52, 211, 153, 0.25);

    /* --- Footer --- */
    --footer-bg: rgba(12, 12, 15, 0.6);
    --footer-border: rgba(255, 255, 255, 0.06);
    --footer-text: #6e6e82;

    /* --- Badges / Tags --- */
    --badge-success-bg: rgba(52, 211, 153, 0.15);
    --badge-success-text: #6ee7b7;
    --badge-warning-bg: rgba(245, 158, 11, 0.15);
    --badge-warning-text: #fbbf24;
    --badge-info-bg: rgba(59, 130, 246, 0.15);
    --badge-info-text: #93c5fd;
    --badge-danger-bg: rgba(239, 68, 68, 0.15);
    --badge-danger-text: #fca5a5;
    --badge-neutral-bg: rgba(255, 255, 255, 0.06);
    --badge-neutral-text: #a1a1b5;

    /* --- Stat cards --- */
    --stat-bg: var(--card-bg);
    --stat-label: #6e6e82;
    --stat-value: #e8e8ed;

    /* --- Metric items --- */
    --metric-bg: rgba(255, 255, 255, 0.04);
    --metric-value: #e8e8ed;
    --metric-label: #6e6e82;

    /* --- Modal --- */
    --modal-bg: rgba(22, 22, 30, 0.96);
    --modal-header-bg: rgba(255, 255, 255, 0.03);
    --modal-border: rgba(255, 255, 255, 0.06);
    --modal-backdrop: rgba(0, 0, 0, 0.6);

    /* --- Alerts --- */
    --alert-success-bg: rgba(52, 211, 153, 0.1);
    --alert-success-text: #6ee7b7;
    --alert-success-border: #34d399;
    --alert-danger-bg: rgba(239, 68, 68, 0.1);
    --alert-danger-text: #fca5a5;
    --alert-danger-border: #f87171;
    --alert-warning-bg: rgba(245, 158, 11, 0.1);
    --alert-warning-text: #fbbf24;
    --alert-warning-border: #f59e0b;
    --alert-info-bg: rgba(59, 130, 246, 0.1);
    --alert-info-text: #93c5fd;
    --alert-info-border: #60a5fa;

    /* --- Scrollbar --- */
    --scrollbar-track: transparent;
    --scrollbar-thumb: rgba(255, 255, 255, 0.12);
    --scrollbar-thumb-hover: rgba(255, 255, 255, 0.2);

    /* --- Dropdown --- */
    --dropdown-bg: rgba(22, 22, 30, 0.95);
    --dropdown-border: rgba(255, 255, 255, 0.08);
    --dropdown-hover: rgba(255, 255, 255, 0.06);
    --dropdown-text: #e8e8ed;

    /* --- Toggle switch del tema --- */
    --toggle-bg: #2d2d3f;
    --toggle-knob: #e8e8ed;
    --toggle-icon: #8b5cf6;

    /* --- Table --- */
    --table-header-bg: rgba(255, 255, 255, 0.03);
    --table-header-text: #a1a1b5;
    --table-border: rgba(255, 255, 255, 0.06);
    --table-row-hover: rgba(255, 255, 255, 0.04);

    /* --- Crop actions area --- */
    --crop-actions-bg: rgba(255, 255, 255, 0.03);
    --crop-actions-border: rgba(255, 255, 255, 0.06);

    /* --- Qty buttons --- */
    --qty-btn-bg: rgba(255, 255, 255, 0.06);
    --qty-btn-border: rgba(255, 255, 255, 0.1);
    --qty-btn-text: #a1a1b5;
    --qty-btn-hover-border: #34d399;
    --qty-btn-hover-bg: rgba(52, 211, 153, 0.12);

    /* --- Loading --- */
    --loading-overlay: rgba(12, 12, 15, 0.7);

    /* --- Selection --- */
    --selection-bg: rgba(52, 211, 153, 0.3);
    --selection-text: #e8e8ed;

    /* --- Auth pages --- */
    --auth-gradient-start: #0c0c0f;
    --auth-gradient-end: #0f1a15;

    /* --- Override Bootstrap dark --- */
    color-scheme: dark;
}


/* ------------------------------------------------------------ 
   TRANSICIÓN SUAVE ENTRE TEMAS
   ------------------------------------------------------------ */
html {
    transition: background-color 0.4s ease, color 0.4s ease;
}

html[data-theme] body,
html[data-theme] .navbar-huerto,
html[data-theme] .stat-card,
html[data-theme] .crop-card,
html[data-theme] .card-modern,
html[data-theme] .modal-content,
html[data-theme] .footer-huerto,
html[data-theme] .form-control-modern,
html[data-theme] .alert-modern,
html[data-theme] .filter-bar,
html[data-theme] .chart-container,
html[data-theme] .auth-card {
    transition: background-color 0.4s ease,
                border-color 0.4s ease,
                box-shadow 0.4s ease,
                color 0.4s ease;
}


/* ------------------------------------------------------------ 
   TOGGLE DEL TEMA - Botón en navbar
   ------------------------------------------------------------ */
.theme-toggle {
    position: relative;
    width: 44px;
    height: 24px;
    background: var(--toggle-bg);
    border-radius: 12px;
    border: none;
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
    transition: background 0.3s ease;
    flex-shrink: 0;
}
.theme-toggle:focus-visible {
    outline: 2px solid var(--border-focus);
    outline-offset: 2px;
}
.theme-toggle .toggle-knob {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--toggle-knob);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.3s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}
.theme-toggle .toggle-knob .icon-sun,
.theme-toggle .toggle-knob .icon-moon {
    position: absolute;
    transition: opacity 0.2s ease, transform 0.3s ease;
}
.theme-toggle .toggle-knob .icon-sun {
    color: #f59e0b;
}
.theme-toggle .toggle-knob .icon-moon {
    color: #8b5cf6;
}

/* Estado Light: sol visible, luna oculta, toggle izquierda */
[data-theme="light"] .theme-toggle .toggle-knob {
    transform: translateX(0);
}
[data-theme="light"] .theme-toggle .icon-sun {
    opacity: 1;
    transform: rotate(0deg);
}
[data-theme="light"] .theme-toggle .icon-moon {
    opacity: 0;
    transform: rotate(90deg);
}

/* Estado Dark: luna visible, sol oculto, toggle derecha */
[data-theme="dark"] .theme-toggle .toggle-knob {
    transform: translateX(20px);
}
[data-theme="dark"] .theme-toggle .icon-sun {
    opacity: 0;
    transform: rotate(-90deg);
}
[data-theme="dark"] .theme-toggle .icon-moon {
    opacity: 1;
    transform: rotate(0deg);
}


/* ------------------------------------------------------------ 
   GLASS CARD MIXIN - Para uso general
   Aplica efecto cristal a cualquier elemento con clase .glass
   ------------------------------------------------------------ */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
    border: 1px solid var(--glass-border);
}


/* ------------------------------------------------------------ 
   DARK MODE: Override de colores de Bootstrap
   ------------------------------------------------------------ */
[data-theme="dark"] .text-muted {
    color: var(--text-tertiary) !important;
}
[data-theme="dark"] .text-dark {
    color: var(--text-primary) !important;
}
[data-theme="dark"] .bg-white {
    background-color: var(--surface-primary) !important;
}
[data-theme="dark"] .bg-light {
    background-color: var(--surface-secondary) !important;
}
[data-theme="dark"] .border {
    border-color: var(--border-default) !important;
}
[data-theme="dark"] .shadow-sm {
    box-shadow: var(--shadow-sm) !important;
}
[data-theme="dark"] .btn-outline-secondary {
    color: var(--text-secondary);
    border-color: var(--border-default);
}
[data-theme="dark"] .btn-outline-secondary:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
    border-color: var(--border-strong);
}
[data-theme="dark"] .dropdown-menu {
    background: var(--dropdown-bg);
    border-color: var(--dropdown-border);
}
[data-theme="dark"] .dropdown-item {
    color: var(--dropdown-text);
}
[data-theme="dark"] .dropdown-item:hover {
    background: var(--dropdown-hover);
}
[data-theme="dark"] .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}
[data-theme="dark"] .modal-backdrop {
    --bs-backdrop-opacity: 0.7;
}
[data-theme="dark"] .navbar-toggler-icon {
    filter: invert(1);
}
