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

:root {
    --bg: #f8f9fc;
    --navy: #1a1a2e;
    --navy-light: #2d2d4a;
    --navy-mid: #16213e;
    --accent: #e94560;
    --accent-hover: #d63851;
    --gold: #f0a500;
    --green: #2ecc71;
    --text: #1a1a2e;
    --text-light: #6c757d;
    --white: #ffffff;
    --border: #e0e3eb;
    --shadow: 0 2px 12px rgba(26, 26, 46, 0.08);
    --shadow-hover: 0 8px 30px rgba(26, 26, 46, 0.15);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--navy);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent);
}

img {
    max-width: 100%;
    height: auto;
}

/* =============================================
   CONTAINER
   ============================================= */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* =============================================
   HEADER
   ============================================= */
.header {
    background: var(--white);
    border-bottom: 2px solid var(--navy);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--navy);
}

.logo i {
    color: var(--accent);
    font-size: 1.8rem;
}

.nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 18px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--navy);
    transition: var(--transition);
}

.nav-link:hover {
    background: rgba(26, 26, 46, 0.05);
}

.nav-cta {
    background: var(--navy);
    color: var(--white) !important;
}

.nav-cta:hover {
    background: var(--navy-light) !important;
}

.admin-link {
    color: var(--accent) !important;
    font-weight: 600;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--navy);
    cursor: pointer;
}

/* =============================================
   FLASH MESSAGES
   ============================================= */
.flash {
    padding: 14px 0;
    font-weight: 500;
    font-size: 0.95rem;
}

.flash-success {
    background: #d4edda;
    color: #155724;
    border-bottom: 2px solid #c3e6cb;
}

.flash-error {
    background: #f8d7da;
    color: #721c24;
    border-bottom: 2px solid #f5c6cb;
}

.flash-info {
    background: #d1ecf1;
    color: #0c5460;
    border-bottom: 2px solid #bee5eb;
}

/* =============================================
   MAIN
   ============================================= */
.main {
    flex: 1;
    padding: 40px 0;
}

/* =============================================
   HERO
   ============================================= */
.hero {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
    color: var(--white);
    padding: 80px 0;
    text-align: center;
    border-radius: 0 0 30px 30px;
    margin-top: -40px;
    margin-bottom: 40px;
}

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

.hero p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* =============================================
   CITY GRID
   ============================================= */
.section-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 3px solid var(--accent);
    display: inline-block;
}

.city-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 50px;
}

.city-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px;
    text-align: center;
    transition: var(--transition);
    color: var(--navy);
    font-weight: 500;
}

.city-card:hover {
    border-color: var(--navy);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
    color: var(--navy);
}

.city-card i {
    display: block;
    font-size: 1.5rem;
    margin-bottom: 8px;
    color: var(--accent);
}

/* =============================================
   AD CARDS
   ============================================= */
.ad-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.ad-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}

.ad-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
    border-color: var(--navy);
}

.ad-card-image {
    position: relative;
    height: 220px;
    overflow: hidden;
    background: #eef0f5;
}

.ad-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.ad-card:hover .ad-card-image img {
    transform: scale(1.05);
}

.ad-card-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--accent);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ad-card-city {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(26, 26, 46, 0.85);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.ad-card-body {
    padding: 20px;
}

.ad-card-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ad-card-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.85rem;
    color: var(--text-light);
}

.ad-card-meta i {
    width: 16px;
    color: var(--accent);
}

/* =============================================
   AD DETAIL
   ============================================= */
.ad-detail {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.ad-detail-images {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2px;
    max-height: 500px;
    overflow: hidden;
}

.ad-detail-main-image {
    position: relative;
    min-height: 400px;
    background: #eef0f5;
}

.ad-detail-main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
}

.ad-detail-side-images {
    display: grid;
    grid-template-rows: 1fr 1fr;
    gap: 2px;
}

.ad-detail-side-images img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
    transition: var(--transition);
}

.ad-detail-side-images img:hover {
    opacity: 0.9;
}

.ad-detail-body {
    padding: 40px;
}

.ad-detail-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 20px;
}

.ad-detail-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.info-item i {
    font-size: 1.3rem;
    color: var(--accent);
    margin-top: 2px;
}

.info-item-content {
    flex: 1;
}

.info-item-label {
    font-size: 0.8rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.info-item-value {
    font-weight: 600;
    color: var(--navy);
    margin-top: 2px;
}

.ad-detail-description {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--border);
}

.ad-detail-description h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 16px;
}

.ad-detail-description p {
    color: var(--text);
    line-height: 1.8;
    white-space: pre-line;
}

#map {
    height: 300px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    margin-top: 20px;
}

/* =============================================
   FORMS
   ============================================= */
.form-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
    max-width: 600px;
    margin: 0 auto;
}

.form-card-wide {
    max-width: 900px;
}

.form-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 8px;
}

.form-subtitle {
    color: var(--text-light);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 6px;
    font-size: 0.9rem;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    color: var(--text);
    background: var(--white);
    transition: var(--transition);
    font-family: inherit;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--navy);
    box-shadow: 0 0 0 3px rgba(26, 26, 46, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-hint {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: 4px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* =============================================
   BUTTONS
   ============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    font-family: inherit;
}

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

.btn-primary:hover {
    background: var(--navy-light);
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.btn-accent {
    background: var(--accent);
    color: var(--white);
}

.btn-accent:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--navy);
    color: var(--navy);
}

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

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* =============================================
   PACKAGES
   ============================================= */
.packages {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.package-card {
    background: var(--white);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.package-card:hover {
    border-color: var(--navy);
    box-shadow: var(--shadow-hover);
}

.package-card.featured {
    border-color: var(--accent);
    transform: scale(1.05);
}

.package-card.featured .package-badge {
    display: block;
}

.package-badge {
    display: none;
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: var(--white);
    padding: 4px 20px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.package-icon {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 16px;
}

.package-name {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 8px;
}

.package-price {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 20px;
}

.package-price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-light);
}

.package-features {
    list-style: none;
    margin-bottom: 30px;
}

.package-features li {
    padding: 8px 0;
    color: var(--text);
    border-bottom: 1px solid var(--border);
}

.package-features li:last-child {
    border-bottom: none;
}

.package-features i {
    color: var(--green);
    margin-right: 8px;
}

/* =============================================
   DASHBOARD
   ============================================= */
.dashboard {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 30px;
}

.dashboard-sidebar {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
}

.dashboard-user {
    text-align: center;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 20px;
}

.dashboard-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--navy);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    margin: 0 auto 12px;
}

.dashboard-name {
    font-weight: 700;
    font-size: 1.1rem;
}

.dashboard-email {
    color: var(--text-light);
    font-size: 0.9rem;
}

.dashboard-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.dashboard-nav a {
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    color: var(--navy);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
}

.dashboard-nav a:hover,
.dashboard-nav a.active {
    background: rgba(26, 26, 46, 0.05);
}

.dashboard-nav a i {
    width: 20px;
    color: var(--accent);
}

.dashboard-content {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
}

.dashboard-content h2 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--navy);
}

/* =============================================
   ADMIN
   ============================================= */
.admin-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 30px;
}

.admin-sidebar {
    background: var(--navy);
    border-radius: var(--radius);
    padding: 24px;
    color: var(--white);
    height: fit-content;
    position: sticky;
    top: 90px;
}

.admin-sidebar h3 {
    font-size: 1.1rem;
    font-weight: 700;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.admin-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.admin-nav a {
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    color: rgba(255,255,255,0.8);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
}

.admin-nav a:hover,
.admin-nav a.active {
    background: rgba(255,255,255,0.15);
    color: var(--white);
}

.admin-nav a i {
    width: 20px;
}

/* =============================================
   TABLE
   ============================================= */
.table-wrapper {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.table th {
    background: var(--navy);
    color: var(--white);
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    white-space: nowrap;
}

.table th:first-child {
    border-radius: var(--radius-sm) 0 0 0;
}

.table th:last-child {
    border-radius: 0 var(--radius-sm) 0 0;
}

.table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.table tr:hover td {
    background: rgba(26, 26, 46, 0.02);
}

.table .status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-approved {
    background: #d4edda;
    color: #155724;
}

.status-pending {
    background: #fff3cd;
    color: #856404;
}

.status-rejected {
    background: #f8d7da;
    color: #721c24;
}

.table-actions {
    display: flex;
    gap: 6px;
}

/* =============================================
   IMAGE UPLOAD
   ============================================= */
.image-upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: var(--bg);
}

.image-upload-area:hover {
    border-color: var(--navy);
    background: rgba(26, 26, 46, 0.02);
}

.image-upload-area i {
    font-size: 3rem;
    color: var(--navy);
    margin-bottom: 12px;
}

.image-upload-area p {
    color: var(--text-light);
}

.image-previews {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 12px;
    margin-top: 16px;
}

.image-preview {
    position: relative;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 2px solid var(--border);
    aspect-ratio: 1;
}

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

.image-preview .remove-image {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--accent);
    color: var(--white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
}

.image-preview .set-cover {
    position: absolute;
    bottom: 4px;
    left: 4px;
    padding: 4px 10px;
    border-radius: 4px;
    background: var(--navy);
    color: var(--white);
    border: none;
    cursor: pointer;
    font-size: 0.75rem;
    font-weight: 600;
}

.image-preview .cover-badge {
    position: absolute;
    top: 4px;
    left: 4px;
    padding: 4px 10px;
    border-radius: 4px;
    background: var(--gold);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 700;
}

/* =============================================
   EMPTY STATE
   ============================================= */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state i {
    font-size: 4rem;
    color: var(--text-light);
    margin-bottom: 20px;
}

.empty-state h3 {
    font-size: 1.4rem;
    color: var(--navy);
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--text-light);
    margin-bottom: 24px;
}

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

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--white);
}

.footer-col p {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    line-height: 1.8;
}

.footer-col a {
    display: block;
    color: rgba(255,255,255,0.7);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.15);
    padding-top: 20px;
    text-align: center;
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
}

/* =============================================
   PAGINATION
   ============================================= */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 30px;
}

.pagination a {
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--navy);
    font-weight: 500;
    transition: var(--transition);
}

.pagination a:hover,
.pagination a.active {
    background: var(--navy);
    color: var(--white);
    border-color: var(--navy);
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 768px) {
    .mobile-toggle {
        display: block;
    }

    .nav {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        border-bottom: 2px solid var(--navy);
        box-shadow: var(--shadow);
    }

    .nav.open {
        display: flex;
    }

    .hero h1 {
        font-size: 2rem;
    }

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

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

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

    .package-card.featured {
        transform: none;
    }

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

    .admin-layout {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        position: static;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .ad-detail-images {
        grid-template-columns: 1fr;
        max-height: none;
    }

    .ad-detail-main-image {
        min-height: 300px;
    }

    .ad-detail-body {
        padding: 24px;
    }

    .ad-detail-title {
        font-size: 1.5rem;
    }

    .city-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 40px 0;
    }

    .hero h1 {
        font-size: 1.5rem;
    }

    .form-card {
        padding: 24px;
    }

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