/**
 * ============================================
 * CALLTAXI 2.0 ULTRA - Design System
 * ============================================
 * Animations avancées, Glassmorphism, 3D Effects
 * 100% CSS - Aucune librairie externe requise
 */

/* ==========================================
   CSS VARIABLES - THEME SYSTEM
   ========================================== */
:root {
    /* Colors - Primary */
    --primary-50: #ecfdf5;
    --primary-100: #d1fae5;
    --primary-200: #a7f3d0;
    --primary-300: #6ee7b7;
    --primary-400: #34d399;
    --primary-500: #10b981;
    --primary-600: #059669;
    --primary-700: #047857;
    --primary-800: #065f46;
    --primary-900: #064e3b;

    /* Colors - Gray */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Colors - Accent */
    --accent-purple: #8b5cf6;
    --accent-blue: #3b82f6;
    --accent-orange: #f59e0b;
    --accent-red: #ef4444;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0,0,0,0.25);
    --shadow-glow: 0 0 40px rgba(16, 185, 129, 0.3);

    /* Timing */
    --ease-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Spacing */
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    --radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-900);
    background: var(--gray-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* ==========================================
   TYPOGRAPHY
   ========================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.text-display {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 900;
    letter-spacing: -0.04em;
}

.text-hero {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
}

.text-title {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 700;
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-700) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-animated {
    background: linear-gradient(90deg, var(--primary-500), var(--accent-purple), var(--primary-500));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 100% center; }
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all 0.4s var(--ease-out);
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.6s var(--ease-out);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-600) 100%);
    color: white;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.45), var(--shadow-glow);
}

.btn-primary:active {
    transform: translateY(-1px);
}

.btn-secondary {
    background: white;
    color: var(--gray-700);
    border: 2px solid var(--gray-200);
    box-shadow: var(--shadow);
}

.btn-secondary:hover {
    border-color: var(--primary-500);
    color: var(--primary-600);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-ghost {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    color: white;
    border: 1.5px solid rgba(255,255,255,0.2);
}

.btn-ghost:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.4);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
}

.btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
    border-radius: var(--radius);
}

/* ==========================================
   CARDS
   ========================================== */
.card {
    background: white;
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: all 0.5s var(--ease-out);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary-500), transparent);
    transition: left 0.6s var(--ease-out);
}

.card:hover::before {
    left: 100%;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.card-glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.card-dark {
    background: var(--gray-900);
    border-color: var(--gray-800);
    color: white;
}

/* ==========================================
   INPUTS
   ========================================== */
.input {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    background: white;
    transition: all 0.3s var(--ease-out);
    outline: none;
}

.input:focus {
    border-color: var(--primary-500);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

.input-lg {
    padding: 1rem 1.25rem;
    font-size: 1.0625rem;
}

.input-group {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    pointer-events: none;
}

.input-icon + .input {
    padding-left: 3rem;
}

/* ==========================================
   GLASSMORPHISM
   ========================================== */
.glass {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.glass-dark {
    background: rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ==========================================
   ANIMATIONS
   ========================================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

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

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-25%); }
}

.animate-fade-in { animation: fadeIn 0.5s var(--ease-out) forwards; }
.animate-fade-in-up { animation: fadeInUp 0.6s var(--ease-out) forwards; }
.animate-fade-in-down { animation: fadeInDown 0.6s var(--ease-out) forwards; }
.animate-scale-in { animation: scaleIn 0.5s var(--ease-out) forwards; }
.animate-slide-in-left { animation: slideInLeft 0.6s var(--ease-out) forwards; }
.animate-slide-in-right { animation: slideInRight 0.6s var(--ease-out) forwards; }
.animate-float { animation: float 3s ease-in-out infinite; }
.animate-pulse { animation: pulse 2s ease-in-out infinite; }
.animate-spin { animation: spin 1s linear infinite; }
.animate-bounce { animation: bounce 1s ease-in-out infinite; }

.animate-delay-100 { animation-delay: 0.1s; }
.animate-delay-200 { animation-delay: 0.2s; }
.animate-delay-300 { animation-delay: 0.3s; }
.animate-delay-400 { animation-delay: 0.4s; }
.animate-delay-500 { animation-delay: 0.5s; }

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s var(--ease-out);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all 0.8s var(--ease-out);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.8s var(--ease-out);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

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

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transform: scale(1.1);
    transition: transform 0.1s linear;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(0, 0, 0, 0.6) 0%,
        rgba(0, 0, 0, 0.3) 50%,
        rgba(0, 0, 0, 0.7) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 2rem;
    max-width: 900px;
}

/* ==========================================
   HEADER
   ========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.4s var(--ease-out);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-md);
    padding: 0.75rem 0;
}

.header.scrolled .header-logo {
    color: var(--gray-900);
}

.header.scrolled .nav-link {
    color: var(--gray-700);
}

/* ==========================================
   NAVIGATION
   ========================================== */
.nav-link {
    position: relative;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    padding: 0.5rem 0;
    transition: color 0.3s var(--ease-out);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-400), var(--primary-600));
    transition: width 0.3s var(--ease-out);
}

.nav-link:hover {
    color: var(--primary-400);
}

.nav-link:hover::after {
    width: 100%;
}

/* ==========================================
   VEHICLE CARDS
   ========================================== */
.vehicle-card {
    cursor: pointer;
    background: white;
    border-radius: var(--radius-xl);
    border: 2px solid var(--gray-200);
    padding: 1.5rem;
    transition: all 0.5s var(--ease-out);
    position: relative;
}

.vehicle-card::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    background: linear-gradient(135deg, var(--primary-400), var(--primary-600));
    opacity: 0;
    z-index: -1;
    transition: opacity 0.4s var(--ease-out);
}

.vehicle-card:hover,
.vehicle-card.selected {
    border-color: transparent;
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(16, 185, 129, 0.2);
}

.vehicle-card:hover::before,
.vehicle-card.selected::before {
    opacity: 1;
}

.vehicle-card.selected {
    background: linear-gradient(to bottom, white, var(--primary-50));
}

/* ==========================================
   PRICE BADGE
   ========================================== */
.price-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.875rem;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
    transition: all 0.3s var(--ease-out);
}

.price-badge:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

/* ==========================================
   FEATURE ICON
   ========================================== */
.feature-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-50), var(--primary-100));
    border-radius: var(--radius-xl);
    color: var(--primary-600);
    transition: all 0.5s var(--ease-bounce);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.1);
}

.feature-icon:hover {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.3);
}

/* ==========================================
   MAP CONTAINER
   ========================================== */
.map-container {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--gray-200);
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: 4rem 0 2rem;
}

.footer a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color 0.3s var(--ease-out);
}

.footer a:hover {
    color: var(--primary-400);
}

/* ==========================================
   MOBILE MENU
   ========================================== */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(320px, 85vw);
    height: 100vh;
    background: white;
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.15);
    transition: right 0.4s var(--ease-out);
    z-index: 1001;
    overflow-y: auto;
}

.mobile-menu.active {
    right: 0;
}

.mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s var(--ease-out);
    z-index: 1000;
}

.mobile-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* ==========================================
   LOADING SPINNER
   ========================================== */
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary-500);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ==========================================
   BADGE
   ========================================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
}

.badge-primary {
    background: var(--primary-100);
    color: var(--primary-700);
}

.badge-success {
    background: #dcfce7;
    color: #166534;
}

.badge-warning {
    background: #fef3c7;
    color: #92400e;
}

.badge-danger {
    background: #fee2e2;
    color: #991b1b;
}

/* ==========================================
   UTILITIES
   ========================================== */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container { padding: 0 1.5rem; }
}

@media (min-width: 1024px) {
    .container { padding: 0 2rem; }
}

.section {
    padding: 5rem 0;
}

@media (max-width: 768px) {
    .section { padding: 3rem 0; }
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }

.text-center { text-align: center; }
.text-white { color: white; }
.text-gray-500 { color: var(--gray-500); }
.text-gray-600 { color: var(--gray-600); }

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

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

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

.bg-white { background: white; }
.bg-gray-50 { background: var(--gray-50); }
.bg-primary { background: var(--primary-500); }

.w-full { width: 100%; }
.h-full { height: 100%; }

.hidden { display: none; }
.block { display: block; }

@media (min-width: 768px) {
    .md\:flex { display: flex; }
    .md\:hidden { display: none; }
    .md\:block { display: block; }
}

@media (min-width: 1024px) {
    .lg\:flex { display: flex; }
    .lg\:hidden { display: none; }
}

/* ==========================================
   SCROLLBAR
   ========================================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

/* ==========================================
   SELECTION
   ========================================== */
::selection {
    background: var(--primary-200);
    color: var(--primary-900);
}

/* ==========================================
   FOCUS VISIBLE
   ========================================== */
:focus-visible {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
}

/* ==========================================
   PRINT STYLES
   ========================================== */
@media print {
    .no-print { display: none !important; }
    body { background: white; }
    .header, .footer, .mobile-menu { display: none; }
}