/* ========================================
   🍎 APPLE DESIGN SYSTEM - CONVENTION GSB
   Zero deployment impact - Pure CSS
   ======================================== */

/* === PALETTE APPLE OFFICIELLE === */
:root {
    /* Apple System Colors */
    --apple-blue: #007AFF;
    --apple-green: #34C759;
    --apple-indigo: #5856D6;
    --apple-orange: #FF9500;
    --apple-pink: #FF2D55;
    --apple-purple: #AF52DE;
    --apple-red: #FF3B30;
    --apple-teal: #5AC8FA;
    --apple-yellow: #FFCC00;

    /* Apple Gray Scale - Light Mode */
    --apple-gray-50: #F5F5F7;
    --apple-gray-100: #E8E8ED;
    --apple-gray-200: #D2D2D7;
    --apple-gray-300: #B7B7BD;
    --apple-gray-400: #98989D;
    --apple-gray-500: #6E6E73;
    --apple-gray-600: #515154;
    --apple-gray-700: #3A3A3C;
    --apple-gray-800: #2C2C2E;
    --apple-gray-900: #1C1C1E;

    /* Glassmorphism - Light Mode */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);

    /* Apple Shadows */
    --shadow-apple-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-apple: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-apple-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --shadow-apple-xl: 0 16px 48px rgba(0, 0, 0, 0.15);

    /* Apple Border Radius */
    --radius-apple: 12px;
    --radius-apple-lg: 18px;
    --radius-apple-xl: 24px;

    /* Apple Transitions */
    --ease-apple: cubic-bezier(0.25, 0.1, 0.25, 1);
    --transition-apple: all 0.3s var(--ease-apple);

    /* Theme Colors - Light Mode */
    --bg-primary: #ffffff;
    --bg-secondary: #F5F5F7;
    --bg-gradient-start: #F5F5F7;
    --bg-gradient-end: #ffffff;
    --text-primary: #1C1C1E;
    --text-secondary: #6E6E73;
    --border-color: #D2D2D7;
    --card-bg: #ffffff;
    --input-bg: #ffffff;
}

/* === DARK MODE === */
[data-theme="dark"] {
    /* Apple Gray Scale - Dark Mode (inversé) */
    --apple-gray-50: #1C1C1E;
    --apple-gray-100: #2C2C2E;
    --apple-gray-200: #3A3A3C;
    --apple-gray-300: #515154;
    --apple-gray-400: #6E6E73;
    --apple-gray-500: #98989D;
    --apple-gray-600: #B7B7BD;
    --apple-gray-700: #D2D2D7;
    --apple-gray-800: #E8E8ED;
    --apple-gray-900: #F5F5F7;

    /* Glassmorphism - Dark Mode */
    --glass-bg: rgba(28, 28, 30, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);

    /* Shadows - Dark Mode */
    --shadow-apple-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-apple: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-apple-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-apple-xl: 0 16px 48px rgba(0, 0, 0, 0.6);

    /* Theme Colors - Dark Mode */
    --bg-primary: #1C1C1E;
    --bg-secondary: #2C2C2E;
    --bg-gradient-start: #1C1C1E;
    --bg-gradient-end: #2C2C2E;
    --text-primary: #F5F5F7;
    --text-secondary: #98989D;
    --border-color: #3A3A3C;
    --card-bg: #2C2C2E;
    --input-bg: #1C1C1E;
}

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

html {
    transition: background-color 0.3s var(--ease-apple), color 0.3s var(--ease-apple);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text',
        'Helvetica Neue', 'Segoe UI', Arial, sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background 0.3s var(--ease-apple), color 0.3s var(--ease-apple);
}

/* === TYPOGRAPHIE APPLE === */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.03em;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1.125rem;
}

/* === GLASSMORPHISM NAVBAR === */
.navbar-apple {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--shadow-apple-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition-apple);
}

.navbar-apple:hover {
    background: var(--glass-bg);
}

.navbar-brand-apple {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition-apple);
    letter-spacing: -0.02em;
}

.navbar-brand-apple:hover {
    color: var(--apple-blue);
    transform: scale(1.02);
}

.nav-link-apple {
    color: var(--apple-gray-700);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-apple);
    font-weight: 500;
    transition: var(--transition-apple);
    position: relative;
}

.nav-link-apple:hover {
    background: var(--apple-gray-100);
    color: var(--apple-gray-900);
    transform: translateY(-1px);
}

.nav-link-apple.active {
    background: var(--apple-blue);
    color: white;
}

/* === BOUTONS APPLE === */
.btn-apple {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-apple);
    font-weight: 500;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: var(--transition-apple);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-apple:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-apple-lg);
}

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

.btn-apple-blue {
    background: var(--apple-blue);
    color: white;
    box-shadow: var(--shadow-apple);
}

.btn-apple-blue:hover {
    background: #0051D5;
    color: white;
}

.btn-apple-green {
    background: var(--apple-green);
    color: white;
    box-shadow: var(--shadow-apple);
}

.btn-apple-green:hover {
    background: #248A3D;
    color: white;
}

.btn-apple-red {
    background: var(--apple-red);
    color: white;
    box-shadow: var(--shadow-apple);
}

.btn-apple-gray {
    background: var(--apple-gray-100);
    color: var(--apple-gray-900);
}

.btn-apple-gray:hover {
    background: var(--apple-gray-200);
    color: var(--apple-gray-900);
}

.btn-apple-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    color: var(--apple-gray-900);
}

/* === CARTES APPLE === */
.card-apple {
    background: var(--card-bg);
    border-radius: var(--radius-apple-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-apple);
    transition: var(--transition-apple);
    border: 1px solid var(--border-color);
}

.card-apple:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-apple-xl);
}

.card-apple-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-apple-lg);
    padding: 1.5rem;
    box-shadow: var(--glass-shadow);
    transition: var(--transition-apple);
}

.card-apple-header {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

/* === HERO SECTION APPLE === */
.hero-apple {
    background: linear-gradient(135deg, var(--apple-blue) 0%, var(--apple-indigo) 100%);
    color: white;
    padding: 4rem 2rem;
    border-radius: var(--radius-apple-xl);
    margin-bottom: 2rem;
    box-shadow: var(--shadow-apple-xl);
    position: relative;
    overflow: hidden;
}

.hero-apple::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse-apple 4s ease-in-out infinite;
}

@keyframes pulse-apple {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.5;
    }

    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

.hero-apple h1 {
    color: white;
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.hero-apple p {
    font-size: 1.25rem;
    opacity: 0.95;
    max-width: 600px;
    margin: 0 auto;
}

/* === FORMULAIRES APPLE === */
.input-apple {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-apple);
    font-size: 1rem;
    transition: var(--transition-apple);
    background: var(--input-bg);
    color: var(--text-primary);
    font-family: inherit;
}

.input-apple:focus {
    outline: none;
    border-color: var(--apple-blue);
    box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.1);
}

.input-apple:hover {
    border-color: var(--apple-gray-300);
}

.label-apple {
    display: block;
    font-weight: 500;
    color: var(--apple-gray-700);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

/* === CUSTOM SELECT APPLE === */
.custom-select-wrapper {
    position: relative;
    width: 100%;
    font-family: inherit;
}

.custom-select-wrapper:focus {
    outline: none;
}

.custom-select-selected {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-apple);
    background: var(--input-bg);
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-apple);
    font-size: 1rem;
}

.custom-select-selected:hover {
    border-color: var(--apple-gray-300);
}

.custom-select-wrapper:focus .custom-select-selected,
.custom-select-wrapper.open .custom-select-selected {
    border-color: var(--apple-blue);
    box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.1);
}

.custom-select-text {
    flex: 1;
}

.custom-select-arrow {
    width: 12px;
    height: 8px;
    margin-left: 0.5rem;
    transition: transform 0.3s var(--ease-apple);
    color: var(--apple-gray-500);
}

.custom-select-wrapper.open .custom-select-arrow {
    transform: rotate(180deg);
}

.custom-select-options {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    right: 0;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-apple);
    box-shadow: var(--shadow-apple-xl);
    max-height: 250px;
    overflow-y: auto;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s var(--ease-apple);
}

.custom-select-wrapper.open .custom-select-options {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.custom-select-option {
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: background 0.2s var(--ease-apple);
    color: var(--text-primary);
}

.custom-select-option:first-child {
    border-radius: var(--radius-apple) var(--radius-apple) 0 0;
}

.custom-select-option:last-child {
    border-radius: 0 0 var(--radius-apple) var(--radius-apple);
}

.custom-select-option:hover,
.custom-select-option.highlighted {
    background: var(--apple-gray-100);
}

.custom-select-option.selected {
    background: var(--apple-blue);
    color: white;
}

.custom-select-option.selected:hover {
    background: #0051D5;
}

/* Scrollbar pour la liste d'options */
.custom-select-options::-webkit-scrollbar {
    width: 8px;
}

.custom-select-options::-webkit-scrollbar-track {
    background: transparent;
}

.custom-select-options::-webkit-scrollbar-thumb {
    background: var(--apple-gray-300);
    border-radius: 4px;
}

.custom-select-options::-webkit-scrollbar-thumb:hover {
    background: var(--apple-gray-400);
}

/* Fallback pour les selects natifs (si JS désactivé) */
select:not([data-custom-select-init]) {
    width: 100%;
    padding: 0.875rem 2.5rem 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-apple);
    font-size: 1rem;
    transition: var(--transition-apple);
    color: var(--text-primary);
    background: var(--input-bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236E6E73' d='M1.41 0L6 4.59L10.59 0L12 1.41l-6 6l-6-6z'/%3E%3C/svg%3E") no-repeat right 1rem center / 12px;
    font-family: inherit;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
}

[data-theme="dark"] select:not([data-custom-select-init]) {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2398989D' d='M1.41 0L6 4.59L10.59 0L12 1.41l-6 6l-6-6z'/%3E%3C/svg%3E");
}

select:not([data-custom-select-init]):hover {
    border-color: var(--apple-gray-300);
}

select:not([data-custom-select-init]):focus {
    outline: none;
    border-color: var(--apple-blue);
    box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.1);
}

/* === BADGES DE STATUT === */
.badge-apple {
    display: inline-flex;
    align-items: center;
    padding: 0.375rem 0.875rem;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid;
}

.badge-apple-blue {
    background: rgba(0, 122, 255, 0.1);
    color: var(--apple-blue);
    border-color: rgba(0, 122, 255, 0.2);
}

.badge-apple-green {
    background: rgba(52, 199, 89, 0.1);
    color: var(--apple-green);
    border-color: rgba(52, 199, 89, 0.2);
}

.badge-apple-red {
    background: rgba(255, 59, 48, 0.1);
    color: var(--apple-red);
    border-color: rgba(255, 59, 48, 0.2);
}

.badge-apple-orange {
    background: rgba(255, 149, 0, 0.1);
    color: var(--apple-orange);
    border-color: rgba(255, 149, 0, 0.2);
}

/* === ALERTS APPLE === */
.alert-apple {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-apple);
    margin-bottom: 1rem;
    border: 1px solid;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-apple-success {
    background: rgba(52, 199, 89, 0.1);
    color: #1B5E20;
    border-color: rgba(52, 199, 89, 0.3);
}

.alert-apple-error {
    background: rgba(255, 59, 48, 0.1);
    color: #B71C1C;
    border-color: rgba(255, 59, 48, 0.3);
}

.alert-apple-info {
    background: rgba(0, 122, 255, 0.1);
    color: var(--text-primary);
    border-color: rgba(0, 122, 255, 0.3);
}

/* === TABLEAUX APPLE === */
.table-apple {
    width: 100%;
    background: var(--card-bg);
    border-radius: var(--radius-apple-lg);
    overflow: hidden;
    box-shadow: var(--shadow-apple);
}

.table-apple thead {
    background: var(--apple-gray-50);
    border-bottom: 2px solid var(--apple-gray-200);
}

.table-apple th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--apple-gray-700);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.table-apple td {
    padding: 1rem;
    border-bottom: 1px solid var(--apple-gray-100);
}

.table-apple tbody tr {
    transition: var(--transition-apple);
}

.table-apple tbody tr:hover {
    background: var(--apple-gray-50);
}

/* === GRID SYSTEM === */
.grid-apple {
    display: grid;
    gap: 1.5rem;
}

.grid-apple-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-apple-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-apple-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 768px) {

    .grid-apple-2,
    .grid-apple-3,
    .grid-apple-4 {
        grid-template-columns: 1fr;
    }
}

/* === CONTAINER === */
.container-apple {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* === FOOTER APPLE === */
.footer-apple {
    margin-top: 4rem;
    padding: 2rem 0;
    border-top: 1px solid var(--apple-gray-200);
    text-align: center;
    color: var(--apple-gray-500);
    font-size: 0.875rem;
}

/* === ANIMATIONS APPLE === */
@keyframes fade-in-apple {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-apple {
    animation: fade-in-apple 0.6s var(--ease-apple);
}

@keyframes scale-in-apple {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.scale-in-apple {
    animation: scale-in-apple 0.4s var(--ease-apple);
}

/* === UTILITAIRES === */
.text-apple-blue {
    color: var(--apple-blue);
}

.text-apple-green {
    color: var(--apple-green);
}

.text-apple-red {
    color: var(--apple-red);
}

.text-apple-gray {
    color: var(--apple-gray-500);
}

.bg-apple-blue {
    background: var(--apple-blue);
}

.bg-apple-green {
    background: var(--apple-green);
}

.bg-apple-red {
    background: var(--apple-red);
}

.shadow-apple {
    box-shadow: var(--shadow-apple);
}

.shadow-apple-lg {
    box-shadow: var(--shadow-apple-lg);
}

.rounded-apple {
    border-radius: var(--radius-apple);
}

.rounded-apple-lg {
    border-radius: var(--radius-apple-lg);
}

.rounded-apple-xl {
    border-radius: var(--radius-apple-xl);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .hero-apple h1 {
        font-size: 2rem;
    }

    .hero-apple p {
        font-size: 1rem;
    }

    .btn-apple {
        width: 100%;
    }
}

/* === DARK MODE TOGGLE === */
.dark-mode-toggle {
    background: var(--apple-gray-100);
    border: none;
    border-radius: 100px;
    padding: 0.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    transition: var(--transition-apple);
    font-size: 1.25rem;
}

.dark-mode-toggle:hover {
    background: var(--apple-gray-200);
    transform: scale(1.1);
}

.dark-mode-toggle:active {
    transform: scale(0.95);
}