/* ===== Reset & Base ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f0f2f5;
    color: #333;
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ===== Header ===== */
header {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: #ffffff;
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    font-size: 1.6em;
}

.logo h1 {
    font-size: 1.4em;
    margin: 0;
    font-weight: 700;
    background: linear-gradient(135deg, #e94560, #ff6b6b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    padding: 0;
}

nav ul li a {
    color: #ccc;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-size: 0.9em;
    font-weight: 500;
}

nav ul li a:hover,
nav ul li a.active {
    color: #fff;
    background: rgba(255,255,255,0.1);
}

.btn-nav {
    background: linear-gradient(135deg, #e94560, #ff6b6b) !important;
    color: #fff !important;
    padding: 8px 20px !important;
    border-radius: 20px !important;
    font-weight: 600 !important;
}

.btn-nav:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(233,69,96,0.4);
}

.btn-logout {
    background: rgba(255,255,255,0.1) !important;
    border: 1px solid rgba(255,255,255,0.2) !important;
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    background: linear-gradient(135deg, #0f3460, #16213e, #1a1a2e);
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 50%, rgba(233,69,96,0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(0,212,255,0.08) 0%, transparent 50%);
    animation: float 15s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-20px, -20px); }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 60px 24px;
}

.hero-content h1 {
    font-size: 2.8em;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.15em;
    color: rgba(255,255,255,0.8);
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 48px;
    justify-content: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2em;
    font-weight: 800;
    color: #e94560;
}

.stat-label {
    font-size: 0.85em;
    color: rgba(255,255,255,0.6);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95em;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, #e94560, #ff6b6b);
    color: #fff;
    box-shadow: 0 4px 15px rgba(233,69,96,0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(233,69,96,0.4);
}

.btn-outline {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
    border-color: #fff;
    background: rgba(255,255,255,0.1);
}

.btn-lg {
    padding: 14px 36px;
    font-size: 1.05em;
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.85em;
}

.btn-full {
    width: 100%;
    padding: 14px;
    font-size: 1em;
}

/* ===== Sections ===== */
.section {
    padding: 80px 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-title {
    text-align: center;
    font-size: 2em;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 8px;
}

.section-subtitle {
    text-align: center;
    color: #666;
    font-size: 1.05em;
    margin-bottom: 48px;
}

.text-center {
    text-align: center;
}

/* ===== PG Cards Grid ===== */
.pg-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.pg-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    position: relative;
}

.pg-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.12);
}

.pg-card-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: linear-gradient(135deg, #00c853, #69f0ae);
    color: #fff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75em;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pg-card-body {
    padding: 24px;
}

.pg-card-title {
    font-size: 1.3em;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 8px;
}

.pg-card-location {
    color: #666;
    font-size: 0.9em;
    margin-bottom: 12px;
}

.pg-card-desc {
    color: #888;
    font-size: 0.85em;
    line-height: 1.5;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.pg-card-price {
    font-size: 1.5em;
    font-weight: 800;
    color: #e94560;
}

.pg-card-price span {
    font-size: 0.5em;
    font-weight: 400;
    color: #999;
}

.pg-card-footer {
    padding: 16px 24px;
    border-top: 1px solid #f0f0f0;
    display: flex;
    gap: 12px;
}

.pg-card-footer .btn-outline {
    color: #666;
    border-color: #ddd;
}

.pg-card-footer .btn-outline:hover {
    color: #e94560;
    border-color: #e94560;
    background: rgba(233,69,96,0.05);
}

/* ===== Steps / How It Works ===== */
.how-it-works {
    background: linear-gradient(135deg, #f8f9ff, #f0f2f5);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
}

.step-card {
    background: #fff;
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    position: relative;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    transition: transform 0.3s ease;
}

.step-card:hover {
    transform: translateY(-4px);
}

.step-number {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #e94560, #ff6b6b);
    color: #fff;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85em;
}

.step-icon {
    font-size: 2.5em;
    margin: 16px 0;
}

.step-card h3 {
    font-size: 1.15em;
    color: #1a1a2e;
    margin-bottom: 8px;
}

.step-card p {
    color: #666;
    font-size: 0.9em;
}

/* ===== Features ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.feature-card {
    background: #fff;
    border-radius: 16px;
    padding: 28px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.feature-card:hover {
    border-color: #e94560;
    transform: translateY(-3px);
}

.feature-icon {
    font-size: 2.2em;
    margin-bottom: 12px;
}

.feature-card h3 {
    font-size: 1.05em;
    color: #1a1a2e;
    margin-bottom: 8px;
}

.feature-card p {
    color: #777;
    font-size: 0.85em;
}

/* ===== Footer ===== */
footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: rgba(255,255,255,0.6);
    text-align: center;
    padding: 24px 0;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.footer-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 8px;
    font-weight: 600;
    color: #fff;
}

footer p {
    font-size: 0.85em;
    margin: 0;
}

/* ===== Utility ===== */
.loading-spinner {
    text-align: center;
    padding: 40px;
    color: #999;
    font-size: 1em;
}

.empty-message {
    color: #999;
    font-size: 1.1em;
    padding: 40px 0;
}

.error-message {
    background: #fff0f0;
    color: #d32f2f;
    padding: 12px 16px;
    border-radius: 8px;
    margin-top: 16px;
    border-left: 4px solid #d32f2f;
    font-size: 0.9em;
}

.success-message {
    background: #f0fff4;
    color: #2e7d32;
    padding: 12px 16px;
    border-radius: 8px;
    margin-top: 16px;
    border-left: 4px solid #2e7d32;
    font-size: 0.9em;
}

.form-divider {
    height: 1px;
    background: #eee;
    margin: 24px 0;
}

/* ===== Cards (generic) ===== */
.card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    margin: 20px 0;
    padding: 24px;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .header-inner {
        flex-direction: column;
        height: auto;
        padding: 12px 16px;
        gap: 8px;
    }

    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 4px;
    }

    nav ul li a {
        padding: 6px 12px;
        font-size: 0.85em;
    }

    .hero-content h1 {
        font-size: 1.8em;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .pg-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== Mobile Optimizations ===== */
@media (max-width: 576px) {
    /* Global compact spacing */
    body { font-size: 14px; }
    
    /* Tighter container padding */
    .container { padding-left: 12px !important; padding-right: 12px !important; }
    
    /* Compact sections */
    section { padding-top: 1.5rem !important; padding-bottom: 1.5rem !important; }
    .py-5 { padding-top: 1.5rem !important; padding-bottom: 1.5rem !important; }
    .py-4 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
    .mb-5 { margin-bottom: 1.5rem !important; }
    .mb-4 { margin-bottom: 1rem !important; }
    .mt-4 { margin-top: 1rem !important; }
    .g-4 { gap: 0.75rem !important; }
    .g-3 { gap: 0.5rem !important; }
    
    /* Compact cards */
    .card { border-radius: 12px !important; }
    .card-body { padding: 12px !important; }
    .card-footer { padding: 10px 12px !important; }
    
    /* Smaller buttons */
    .btn { padding: 6px 12px !important; font-size: 0.82rem !important; }
    .btn-sm { padding: 4px 10px !important; font-size: 0.78rem !important; }
    .btn i { margin-right: 4px !important; }
    
    /* Compact button groups */
    .d-flex.gap-2 { gap: 6px !important; }
    .d-flex.gap-3 { gap: 8px !important; }
    
    /* Smaller headings */
    h1, .h1 { font-size: 1.5rem !important; }
    h2, .h2 { font-size: 1.25rem !important; }
    h3, .h3 { font-size: 1.1rem !important; }
    h4, .h4 { font-size: 1rem !important; }
    h5, .h5 { font-size: 0.9rem !important; }
    
    /* Compact navbar */
    .navbar { padding: 8px 0 !important; }
    .navbar-brand { font-size: 1rem !important; }
    .navbar-brand-icon { font-size: 1.2rem !important; }
    .nav-link { padding: 6px 10px !important; font-size: 0.85rem !important; }
    
    /* Compact alerts */
    .alert { padding: 8px 12px !important; font-size: 0.8rem !important; margin-bottom: 0.75rem !important; }
    
    /* Compact forms */
    .form-control, .form-select { padding: 8px 12px !important; font-size: 0.9rem !important; }
    .form-label { font-size: 0.85rem !important; margin-bottom: 4px !important; }
    .input-group-text { padding: 8px 10px !important; }
    
    /* Compact modals */
    .modal-header { padding: 12px 16px !important; }
    .modal-body { padding: 12px 16px !important; }
    .modal-footer { padding: 10px 16px !important; }
    
    /* Compact stat cards */
    .stat-card, .stat-card-bs { padding: 12px !important; }
    
    /* Tighter rows */
    .row { margin-left: -6px !important; margin-right: -6px !important; }
    .row > * { padding-left: 6px !important; padding-right: 6px !important; }
    
    /* Footer compact */
    footer { padding-top: 1.5rem !important; padding-bottom: 1rem !important; }
    footer .row { gap: 1rem !important; }
}