/* ==========================================================================
   DESIGN SYSTEM - BDT (Bordelaise de Terrassement)
   Theme: Premium Artisan Tech (Deep Slate & Brushed Brass)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    /* Color Palette */
    --bg-base: #f8fafc;
    --bg-surface: rgba(255, 255, 255, 0.85);
    --border-color: rgba(226, 232, 240, 0.8);
    
    --primary: #1e293b;         /* Charcoal/Slate */
    --primary-light: #475569;
    --accent: #6d6448;          /* Brushed Brass */
    --accent-light: #8e835e;
    --accent-glow: rgba(109, 100, 72, 0.15);
    
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-white: #ffffff;
    
    /* Status Colors */
    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.1);
    --info: #3b82f6;
    --info-bg: rgba(59, 130, 246, 0.1);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);

    /* Shadows & Glassmorphism */
    --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 16px -6px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 20px 40px -15px rgba(15, 23, 42, 0.12);
    --backdrop-blur: 12px;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode Preferences (Auto support) */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-base: #0f172a;
        --bg-surface: rgba(30, 41, 59, 0.7);
        --border-color: rgba(51, 65, 85, 0.5);
        
        --primary: #f8fafc;
        --primary-light: #cbd5e1;
        --accent: #d4c185;      /* Brighter brass for dark mode visibility */
        --accent-light: #e2d2a2;
        --accent-glow: rgba(212, 193, 133, 0.2);
        
        --text-main: #f8fafc;
        --text-muted: #94a3b8;
        
        --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
        --shadow-lg: 0 20px 40px -15px rgba(0, 0, 0, 0.4);
    }
}

/* Global Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
    -webkit-tap-highlight-color: transparent;
}

body {
    background-color: var(--bg-base);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    line-height: 1.5;
    transition: background-color 0.3s ease;
}

/* Glassmorphism Surface */
.glass-panel {
    background: var(--bg-surface);
    backdrop-filter: blur(var(--backdrop-blur));
    -webkit-backdrop-filter: blur(var(--backdrop-blur));
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

/* Header */
.app-header {
    position: sticky;
    top: 0;
    z-index: 50;
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.app-logo {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--text-main);
}

.app-logo span {
    color: var(--accent);
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Standard Buttons & Touch targets */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    user-select: none;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    color: var(--text-white);
    box-shadow: 0 4px 14px 0 var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 var(--accent-glow);
    filter: brightness(1.1);
}

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

.btn-secondary {
    background: var(--bg-surface);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--border-color);
    transform: translateY(-1px);
}

.btn-danger {
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.btn-danger:hover {
    background: var(--danger);
    color: var(--text-white);
}

/* Toast System */
.toast-container {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 100;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    background: var(--success);
    color: var(--text-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    transform: translateX(120%);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    font-weight: 600;
}

.toast.show {
    transform: translateX(0);
}

/* ==========================================================================
   PORTAL / MENU HOME PAGE STYLING
   ========================================================================== */
.portal-hero {
    padding: 3rem 1.5rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.portal-hero h2 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.portal-hero p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.portal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.75rem;
    max-width: 1000px;
    width: 100%;
    margin: 0 auto;
    padding: 0 1.5rem 4rem 1.5rem;
}

.app-card {
    border-radius: var(--radius-lg);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 220px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    border: 1px solid var(--border-color);
}

.app-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent-glow) 0%, transparent 100%);
    opacity: 0;
    transition: var(--transition-smooth);
}

.app-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: var(--shadow-lg), 0 0 15px 0 var(--accent-glow);
}

.app-card:hover::before {
    opacity: 1;
}

.app-card-icon {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
    transition: var(--transition-smooth);
}

.app-card:hover .app-card-icon {
    transform: scale(1.1) rotate(5deg);
}

.app-card-title {
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.app-card-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.app-card-action {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--accent);
    font-size: 0.95rem;
}

.app-card-action i {
    transition: transform 0.2s ease;
}

.app-card:hover .app-card-action i {
    transform: translateX(4px);
}

/* Disabled/Upcoming App Card */
.app-card.disabled {
    opacity: 0.65;
    cursor: not-allowed;
    background: rgba(148, 163, 184, 0.05);
    border-style: dashed;
}

.app-card.disabled:hover {
    transform: none;
    border-color: var(--border-color);
    box-shadow: none;
}

.app-card.disabled::before {
    display: none;
}

.app-card.disabled .app-card-icon {
    color: var(--text-muted);
}

.app-card.disabled .app-card-action {
    color: var(--text-muted);
}

.app-card-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--border-color);
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.6rem;
    border-radius: 50px;
}

/* ==========================================================================
   TRACKING CHANTIER FORM STYLING
   ========================================================================== */
.main-container {
    max-width: 768px;
    width: 100%;
    margin: 0 auto;
    padding: 1.5rem 1rem 8rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.form-section {
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    border: 1px solid var(--border-color);
}

.section-title {
    font-size: 1.15rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
    color: var(--text-main);
}

.section-title i {
    color: var(--accent);
}

/* Input Styles */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.input-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

.input-field {
    width: 100%;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--bg-base);
    color: var(--text-main);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition-smooth);
}

.input-field:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background: var(--bg-surface);
}

.input-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.input-row-3 {
    display: grid;
    grid-template-columns: 80px 1fr 40px;
    gap: 0.75rem;
    align-items: center;
}

/* Address Autocomplete UI */
.autocomplete-wrapper {
    position: relative;
    width: 100%;
}

.suggestions-list {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    width: 100%;
    background: var(--bg-surface);
    backdrop-filter: blur(var(--backdrop-blur));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 60;
    max-height: 240px;
    overflow-y: auto;
    list-style: none;
}

.suggestion-item {
    padding: 0.85rem 1rem;
    font-size: 0.9rem;
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s ease;
}

.suggestion-item:last-child {
    border-bottom: none;
}

.suggestion-item:hover {
    background: var(--border-color);
    color: var(--accent);
}

/* Dynamic Prestations Items */
.item-row {
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.btn-remove-item {
    height: 42px;
    width: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: var(--radius-md);
    background: var(--danger-bg);
    color: var(--danger);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-remove-item:hover {
    background: var(--danger);
    color: var(--text-white);
}

/* Photo capture section */
.photo-uploader-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.photo-uploader-card {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    height: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    background: rgba(148, 163, 184, 0.03);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.photo-uploader-card:hover {
    border-color: var(--accent);
    background: var(--accent-glow);
}

.photo-uploader-card i {
    font-size: 1.5rem;
    color: var(--accent);
}

.photo-uploader-card span {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
}

.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 0.75rem;
    margin-top: 1rem;
}

.photo-preview {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.photo-preview img {
    width: 100%;
    height: 100%;
    object-cover: cover;
}

.photo-preview-delete {
    position: absolute;
    top: 2px;
    right: 2px;
    background: var(--danger);
    color: var(--text-white);
    border: none;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    font-size: 0.65rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

/* Canvas/Sketch Drawing Module */
.canvas-wrapper {
    position: relative;
    width: 100%;
    height: 320px;
    background: #ffffff;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    touch-action: none;
}

.canvas-element {
    display: block;
    width: 100%;
    height: 100%;
    cursor: crosshair;
}

.canvas-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.75rem;
    padding: 0 0.5rem;
}

.canvas-colors {
    display: flex;
    gap: 0.5rem;
}

.color-dot {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid #ffffff;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.color-dot.active {
    transform: scale(1.2);
    box-shadow: 0 0 0 2px var(--accent);
}

.canvas-tools {
    display: flex;
    gap: 0.5rem;
}

.btn-tool {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-surface);
    color: var(--text-main);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-tool.active {
    background: var(--accent);
    color: var(--text-white);
    border-color: var(--accent);
}

/* Sticky Submit Bar */
.sticky-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--bg-surface);
    backdrop-filter: blur(var(--backdrop-blur));
    -webkit-backdrop-filter: blur(var(--backdrop-blur));
    border-top: 1px solid var(--border-color);
    padding: 1.25rem 1.5rem;
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.05);
    z-index: 45;
}

.sticky-bar-content {
    max-width: 768px;
    margin: 0 auto;
}

/* Footer info */
.footer-text {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    padding: 2rem 0;
}

/* Utilities */
.hidden {
    display: none !important;
}