/* ============================================================
   Mangalsai Tours and Travels — Design System
   Blue & White | Clean & Minimal
   ============================================================ */

/* ── Google Fonts ─────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

/* ── CSS Custom Properties ────────────────────────────── */
:root {
    /* Primary Blue Palette */
    --primary-50:  #eff6ff;
    --primary-100: #dbeafe;
    --primary-200: #bfdbfe;
    --primary-300: #93c5fd;
    --primary-400: #60a5fa;
    --primary-500: #3b82f6;
    --primary-600: #2563eb;
    --primary-700: #1d4ed8;
    --primary-800: #1e40af;
    --primary-900: #1e3a8a;

    /* Neutrals */
    --gray-50:  #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Accents */
    --success: #10b981;
    --success-light: #d1fae5;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --danger:  #ef4444;
    --danger-light: #fee2e2;
    --info:    #06b6d4;
    --info-light: #cffafe;

    /* Layout */
    --max-width: 1200px;
    --header-height: 72px;
    --sidebar-width: 260px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);

    /* Typography */
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Transitions */
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 150ms var(--ease);
    --transition-base: 250ms var(--ease);
    --transition-slow: 400ms var(--ease);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--gray-50);
    min-height: 100vh;
}

a {
    color: var(--primary-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-700);
}

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

ul, ol {
    list-style: none;
}

input, select, textarea, button {
    font-family: inherit;
    font-size: inherit;
}

/* ── Typography ───────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--gray-900);
}

h1 { font-size: 2.5rem; letter-spacing: -0.025em; }
h2 { font-size: 2rem; letter-spacing: -0.02em; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p { margin-bottom: 1rem; color: var(--gray-600); }

.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-muted { color: var(--gray-500); }
.text-primary { color: var(--primary-600); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-center { text-align: center; }
.text-right { text-align: right; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* ── Container ────────────────────────────────────────── */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Header / Navbar ──────────────────────────────────── */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
    height: var(--header-height);
    transition: box-shadow var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--gray-900);
    text-decoration: none;
}

.navbar-brand img {
    height: 38px;
    width: auto;
}

.navbar-brand span {
    color: #2055DE;
}

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

.navbar-nav a {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    color: var(--gray-600);
    font-weight: 500;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.navbar-nav a:hover {
    color: var(--primary-600);
    background: var(--primary-50);
}

.navbar-nav a.active {
    color: var(--primary-600);
    background: var(--primary-50);
}

.navbar-nav a.btn-primary {
    color: #fff;
}

.navbar-nav a.btn-primary:hover {
    color: #fff;
    background: linear-gradient(135deg, var(--primary-700), var(--primary-800));
}

/* Hamburger */
.navbar-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
}

.navbar-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--primary-600);
    margin: 5px 0;
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ── Buttons ──────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 22px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
    line-height: 1.4;
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    color: #fff;
    box-shadow: 0 1px 3px rgba(37,99,235,0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-700), var(--primary-800));
    box-shadow: 0 4px 12px rgba(37,99,235,0.35);
    color: #fff;
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--gray-100);
    color: var(--gray-700);
    border: 1px solid var(--gray-200);
}

.btn-secondary:hover {
    background: var(--gray-200);
    color: var(--gray-800);
}

.btn-outline {
    background: transparent;
    color: var(--primary-600);
    border: 1.5px solid var(--primary-300);
}

.btn-outline:hover {
    background: var(--primary-50);
    border-color: var(--primary-500);
    color: var(--primary-700);
}

.btn-danger {
    background: var(--danger);
    color: #fff;
}

.btn-danger:hover {
    background: #dc2626;
    color: #fff;
}

.btn-success {
    background: var(--success);
    color: #fff;
}

.btn-success:hover {
    background: #059669;
    color: #fff;
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.8rem;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none !important;
}

/* ── Cards ────────────────────────────────────────────── */
.card {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: box-shadow var(--transition-base), transform var(--transition-base);
}

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

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--gray-100);
}

.card-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
}

.card-body {
    /* default padding handled by .card */
}

/* ── Forms ────────────────────────────────────────────── */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    font-size: 0.9rem;
    border: 1.5px solid var(--gray-300);
    border-radius: var(--radius-md);
    background: #fff;
    color: var(--gray-800);
    transition: all var(--transition-fast);
    outline: none;
}

.form-control:focus {
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.12);
}

.form-control::placeholder {
    color: var(--gray-400);
}

.form-control.error {
    border-color: var(--danger);
    box-shadow: 0 0 0 3px rgba(239,68,68,0.1);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2364748b' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-error {
    font-size: 0.8rem;
    color: var(--danger);
    margin-top: 4px;
}

.form-hint {
    font-size: 0.8rem;
    color: var(--gray-400);
    margin-top: 4px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

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

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-600);
}

/* ── Badges ───────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

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

.badge-success {
    background: var(--success-light);
    color: #065f46;
}

.badge-warning {
    background: var(--warning-light);
    color: #92400e;
}

.badge-danger {
    background: var(--danger-light);
    color: #991b1b;
}

.badge-info {
    background: var(--info-light);
    color: #155e75;
}

.badge-gray {
    background: var(--gray-100);
    color: var(--gray-600);
}

/* ── Tables ───────────────────────────────────────────── */
.table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    background: #fff;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table thead {
    background: var(--gray-50);
}

.table th {
    padding: 12px 16px;
    text-align: left;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--gray-200);
}

.table td {
    padding: 14px 16px;
    font-size: 0.9rem;
    color: var(--gray-700);
    border-bottom: 1px solid var(--gray-100);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

.table tbody tr:hover {
    background: var(--gray-50);
}

/* ── Alerts / Toast ───────────────────────────────────── */
.alert {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    margin-bottom: 16px;
    border: 1px solid transparent;
}

.alert-success {
    background: var(--success-light);
    color: #065f46;
    border-color: #a7f3d0;
}

.alert-danger {
    background: var(--danger-light);
    color: #991b1b;
    border-color: #fecaca;
}

.alert-warning {
    background: var(--warning-light);
    color: #92400e;
    border-color: #fde68a;
}

.alert-info {
    background: var(--info-light);
    color: #155e75;
    border-color: #a5f3fc;
}

/* Toast notifications */
.toast-container {
    position: fixed;
    top: 88px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    min-width: 300px;
    max-width: 420px;
    padding: 14px 20px;
    border-radius: var(--radius-md);
    background: #fff;
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-xl);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: toastIn 0.4s var(--ease);
}

.toast.removing {
    animation: toastOut 0.3s var(--ease) forwards;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateX(100%); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes toastOut {
    from { opacity: 1; transform: translateX(0); }
    to   { opacity: 0; transform: translateX(100%); }
}

/* ── Flash Messages ───────────────────────────────────── */
.flash-message {
    animation: flashIn 0.5s var(--ease);
}

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

/* ── Footer ───────────────────────────────────────────── */
.footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: 48px 0 24px;
    margin-top: 80px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.2rem;
    color: #fff;
    margin-bottom: 12px;
}

.footer h4 {
    color: #fff;
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.footer a {
    color: var(--gray-400);
    font-size: 0.9rem;
    display: block;
    padding: 4px 0;
    transition: color var(--transition-fast);
}

.footer a:hover {
    color: #fff;
}

.footer a.contact-link {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 6px 0;
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--gray-800);
    text-align: center;
    font-size: 0.85rem;
}

/* ── Utilities ────────────────────────────────────────── */
.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-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.gap-6 { gap: 24px; }
.gap-8 { gap: 32px; }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.p-2 { padding: 16px; }
.p-3 { padding: 24px; }
.p-4 { padding: 32px; }

.w-full { width: 100%; }
.hidden { display: none !important; }
.block { display: block; }
.relative { position: relative; }

/* ── Loading Spinner ──────────────────────────────────── */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2.5px solid var(--gray-200);
    border-top-color: var(--primary-600);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.spinner-lg {
    width: 40px;
    height: 40px;
    border-width: 3.5px;
}

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

/* ── Loading Overlay ──────────────────────────────────── */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,0.8);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

/* ── Page Wrapper ─────────────────────────────────────── */
.page-wrapper {
    min-height: calc(100vh - var(--header-height));
    padding-top: 32px;
    padding-bottom: 48px;
}

.page-header {
    margin-bottom: 32px;
}

.page-header h1 {
    font-size: 1.75rem;
    margin-bottom: 6px;
}

.page-header p {
    color: var(--gray-500);
    font-size: 0.95rem;
}

/* ── Pagination ───────────────────────────────────────── */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-top: 24px;
}

.pagination a, .pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-600);
    transition: all var(--transition-fast);
}

.pagination a:hover {
    background: var(--primary-50);
    color: var(--primary-600);
}

.pagination .active {
    background: var(--primary-600);
    color: #fff;
}

/* ── Empty State ──────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state svg {
    width: 80px;
    height: 80px;
    color: var(--gray-300);
    margin-bottom: 16px;
}

.empty-state h3 {
    color: var(--gray-600);
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--gray-400);
    max-width: 400px;
    margin: 0 auto 20px;
}

/* ── Modal ────────────────────────────────────────────── */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15,23,42,0.5);
    backdrop-filter: blur(4px);
    z-index: 5000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s var(--ease);
}

.modal {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 90%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalIn 0.3s var(--ease);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-100);
}

.modal-header h3 {
    font-size: 1.15rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray-400);
    cursor: pointer;
    padding: 4px;
    line-height: 1;
}

.modal-close:hover {
    color: var(--gray-700);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 16px 24px;
    border-top: 1px solid var(--gray-100);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

/* ── Responsive ───────────────────────────────────────── */
@media (max-width: 768px) {
    .navbar-brand span { display: none; }
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }

    .container { padding: 0 16px; }

    .navbar-toggle { display: block; }

    .navbar-nav {
        display: none;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: #fff;
        border-bottom: 1px solid var(--gray-200);
        flex-direction: column;
        padding: 12px 16px;
        box-shadow: var(--shadow-lg);
    }

    .navbar-nav.open {
        display: flex;
    }

    .navbar-nav a {
        width: 100%;
        padding: 12px 16px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

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

    .modal {
        width: 95%;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 1.5rem; }
    
    .btn-lg {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
}