/* ================================================
   Smart Park - Front Site Styles
   Centralized Color Management
   ================================================ */

/* ===== ROOT VARIABLES ===== */
:root {
    /* Primary Brand Colors */
    --primary: #ff9800;
    --primary-dark: #f46b45 ;
    --primary-darker: #f46b45 ;
    --primary-light: #ff9800;
    
    /* Status Colors */
    --success: #f46b45 ;
    --success-dark: #f46b45 ;
    --warning: #f59e0b;
    --warning-dark: #d97706;
    --danger: #ef4444;
    --info: #3b82f6;
    --info-dark: #2563eb;
    
    /* Text Colors */
    --text-dark: #0f172a;
    --text-gray: #475569;
    --text-light: #94a3b8;
    
    /* Backgrounds */
    --bg-white: #ffffff;
    --bg-light: #f8fafc;
    --bg-gray: #f1f5f9;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    --gradient-primary-extended: linear-gradient(135deg, var(--primary-darker) 0%, var(--primary) 50%, var(--primary-dark) 100%);
    --gradient-success: linear-gradient(135deg, var(--success) 0%, var(--success-dark) 100%);
    --gradient-info: linear-gradient(135deg, var(--info) 0%, var(--info-dark) 100%);
    --gradient-warning: linear-gradient(135deg, var(--warning) 0%, var(--warning-dark) 100%);
    
    /* Shadows */
    --shadow-primary: 0 20px 60px rgba(255, 152, 0, 0.3);
    --shadow-primary-sm: 0 8px 20px rgba(255, 152, 0, 0.3);
    --shadow-primary-btn: 0 4px 16px rgba(255, 152, 0, 0.35);
    --shadow-primary-btn-hover: 0 8px 24px rgba(255, 152, 0, 0.45);
    --shadow-focus: 0 0 0 3px rgba(255, 152, 0, 0.1);
    
    /* Background Overlays */
    --bg-primary-light: rgba(255, 152, 0, 0.1);
    --bg-primary-medium: rgba(255, 152, 0, 0.2);
    --bg-primary-extra-light: rgba(255, 152, 0, 0.05);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-white);
    overflow-x: hidden;
    color: var(--text-dark);
}

/* ===== NAVBAR ===== */
.navbar {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand {
    font-size: 26px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-brand i {
    color: var(--primary);
}

.nav-link {
    color: var(--text-gray);
    font-weight: 500;
    transition: all 0.3s;
}

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

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

/* ===== BUTTONS ===== */
.btn-primary {
    background: var(--gradient-primary);
    border: none;
    color: white;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(20, 184, 166, 0.3);
}

.btn-outline-primary {
    border: 2px solid var(--primary);
    color: var(--primary);
    background: transparent;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-outline-primary:hover {
    background: var(--primary);
    color: white;
}

/* ===== HERO SECTION ===== */
.hero {
    background: var(--gradient-primary-extended);
    min-height: 90vh;
    display: flex;
    align-items: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    top: -200px;
    right: -200px;
}

.hero h1 {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 24px;
}

/* ===== FEATURES ===== */
.feature-icon {
    width: 72px;
    height: 72px;
    background: var(--gradient-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: white;
    margin-bottom: 20px;
}

.feature-card {
    padding: 32px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

/* ===== BADGES ===== */
.badge-primary {
    background: var(--primary);
    color: white;
    padding: 6px 14px;
    border-radius: 6px;
    font-weight: 600;
}

.badge-success {
    background: var(--success);
    color: white;
    padding: 6px 14px;
    border-radius: 6px;
    font-weight: 600;
}

.badge-warning {
    background: var(--warning);
    color: white;
    padding: 6px 14px;
    border-radius: 6px;
    font-weight: 600;
}

/* ===== LINKS ===== */
a {
    color: var(--primary);
    text-decoration: none;
    transition: all 0.3s;
}

a:hover {
    color: var(--primary-dark);
}

/* ===== AUTH PAGES ===== */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary-extended);
    padding: 20px;
}

.auth-card {
    background: white;
    border-radius: 20px;
    padding: 48px;
    max-width: 450px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.auth-logo {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: white;
    margin: 0 auto 24px;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.1);
}

/* ===== QR PAGES ===== */
.qr-container {
    background: white;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    padding: 40px;
    max-width: 600px;
    width: 100%;
}

.qr-brand i {
    font-size: 48px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.qr-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: white;
    margin: 0 auto 24px;
}

/* ===== ALERTS ===== */
.alert-success {
    background: #d1fae5;
    border-left: 4px solid var(--success);
    color: #065f46;
    padding: 16px;
    border-radius: 8px;
}

.alert-info {
    background: #dbeafe;
    border-left: 4px solid var(--info);
    color: #1e40af;
    padding: 16px;
    border-radius: 8px;
}

.alert-warning {
    background: #fef3c7;
    border-left: 4px solid var(--warning);
    color: #92400e;
    padding: 16px;
    border-radius: 8px;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 30px;
}

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

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

/* ===== UTILITIES ===== */
.text-primary {
    color: var(--primary) !important;
}

.text-success {
    color: var(--success) !important;
}

.bg-primary {
    background: var(--primary) !important;
}

.bg-gradient-primary {
    background: var(--gradient-primary) !important;
}

.border-primary {
    border-color: var(--primary) !important;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 36px;
    }
    
    .auth-card {
        padding: 32px 24px;
    }
    
    .qr-container {
        padding: 24px;
    }
}