/**
 * TopFlow - Main Stylesheet
 * Fast. Reliable. Affordable Data Delivery.
 * Icons: Remix Icon (remixicon.com)
 */

@import url('https://cdn.jsdelivr.net/npm/remixicon@4.2.0/fonts/remixicon.css');

/**
 * Color Palette:
 * - Primary Dark: #0f1419
 * - Secondary Dark: #1a2332
 * - Card Background: #1e293b
 * - Accent Gold: #d4a012
 * - Accent Green: #22c55e
 * - Accent Blue: #3b82f6
 * - Text Primary: #ffffff
 * - Text Secondary: #94a3b8
 * - Border: #334155
 */

/* ========== Remix Icon base ========== */
.sidebar-nav .icon {
    font-size: 1.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.5em;
}
.stat-icon i {
    font-size: 1.5rem;
}
.feature-icon i {
    font-size: 2rem;
}
.sidebar-toggle i {
    font-size: 1.5rem;
}
.admin-header i {
    margin-right: 0.5rem;
    font-size: 1rem;
}

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

:root {
    --primary-dark: #0f1419;
    --secondary-dark: #1a2332;
    --card-bg: #1e293b;
    --card-hover: #253449;
    --accent-gold: #d4a012;
    --accent-gold-light: #f5c842;
    --accent-green: #22c55e;
    --accent-blue: #3b82f6;
    --accent-red: #ef4444;
    --accent-purple: #8b5cf6;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: #334155;
    --input-bg: #0f172a;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Oxygen', sans-serif;
    background-color: var(--primary-dark);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

a {
    color: var(--accent-blue);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

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

/* ========== Floating Support Button ========== */
.support-float {
    position: fixed;
    left: 20px;
    bottom: 24px;
    width: 54px;
    height: 54px;
    border-radius: 999px;
    background: #ffffff;
    color: #16a34a;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.25);
    border: 1px solid rgba(15, 23, 42, 0.08);
    z-index: 9999;
    transition: transform 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
}
.support-float:hover {
    transform: translateY(-2px);
    color: #0f9a43;
    box-shadow: 0 14px 36px rgba(15, 23, 42, 0.3);
}
.support-float__icon i {
    font-size: 1.6rem;
    line-height: 1;
}
@media (max-width: 768px) {
    .support-float {
        left: 14px;
        bottom: 16px;
        width: 50px;
        height: 50px;
    }
    .support-float__icon i {
        font-size: 1.45rem;
    }
}

/* ========== Typography ========== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 0.5em;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

/* ========== Layout ========== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.page-wrapper {
    display: flex;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    padding: 2rem;
    margin-left: 260px;
}

@media (max-width: 768px) {
    .main-content {
        margin-left: 0;
        padding: 1rem;
    }
}

/* ========== Sidebar Navigation ========== */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: 260px;
    height: 100vh;
    background-color: var(--secondary-dark);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    z-index: 1000;
    overflow-y: auto;
}

/* .sidebar-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.sidebar-logo img {
    width: 48px;
    height: 48px;
    border-radius: 0;
    object-fit: contain;
}

.sidebar-logo h2 {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin: 0;
} */

.sidebar-nav {
    list-style: none;
    flex: 1;
}

.sidebar-nav li {
    margin-bottom: 0.5rem;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    color: var(--text-secondary);
    border-radius: 8px;
    transition: all 0.2s ease;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background-color: var(--card-bg);
    color: var(--text-primary);
}

.sidebar-nav a.active {
    background-color: var(--accent-blue);
    color: white;
}

.sidebar-nav .icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-footer {
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.sidebar-footer .btn {
    width: 100%;
}

/* Mobile sidebar toggle */
.sidebar-toggle {
    display: none;
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--accent-blue);
    color: white;
    border: none;
    cursor: pointer;
    z-index: 1001;
    font-size: 1.5rem;
}

@media (max-width: 768px) {
    .sidebar {
        left: -260px;
        transform: none;
        transition: left 0.3s ease;
        z-index: 7000;
    }

    .sidebar.open {
        left: 0;
    }

    .sidebar-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 7001;
    }
}

/* ========== Header ========== */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.page-header h1 {
    font-size: 1.5rem;
    margin: 0;
}

.header-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

/* ========== Top Navbar (for landing page) ========== */
.navbar {
    background-color: var(--secondary-dark);
    padding: 1rem 2rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: var(--text-primary);
    flex-shrink: 0;
    width: 100px !important;
    height: 38px !important;
    box-sizing: border-box;
}

.navbar-brand img {
    width: 100px !important;
    height: 38px !important;
    max-width: 100px !important;
    max-height: 38px !important;
    border-radius: 0;
    object-fit: contain;
    object-position: left center;
    display: block;
}

.navbar-brand span {
    font-size: 1.25rem;
    font-weight: 600;
}

.navbar-nav {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.navbar-nav a {
    color: var(--text-secondary);
    font-weight: 500;
}

.navbar-nav a:hover {
    color: var(--text-primary);
}

.navbar-actions {
    display: flex;
    gap: 1rem;
}

@media (max-width: 768px) {
    .navbar-nav {
        display: none;
    }
    .navbar {
        padding: 0.75rem 1rem;
    }
    .navbar-brand {
        width: 100px !important;
        height: 38px !important;
    }
    .navbar-brand img {
        width: 100px !important;
        height: 38px !important;
        max-width: 100px !important;
        max-height: 38px !important;
    }
    .navbar-actions {
        gap: 0.5rem;
    }
    .navbar-actions .btn {
        padding: 0.45rem 0.7rem;
        font-size: 0.75rem;
        line-height: 1.1;
        white-space: nowrap;
        min-width: 68px;
    }
}

@media (max-width: 480px) {
    .navbar-brand {
        width: 100px !important;
        height: 38px !important;
    }
    .navbar-brand img {
        width: 100px !important;
        height: 38px !important;
        max-width: 100px !important;
        max-height: 38px !important;
    }
    .navbar-actions .btn {
        padding: 0.4rem 0.6rem;
        min-width: 62px;
    }
}

/* ========== Cards ========== */
.card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
}

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

.card-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0;
}

.card-body {
    padding: 0;
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 1.25rem;
    border: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.stat-card.wallet {
    background: linear-gradient(135deg, var(--accent-gold) 0%, #b8860b 100%);
    border: none;
}

.stat-card.wallet .stat-label,
.stat-card.wallet .stat-value {
    color: white;
}

.stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.stat-icon.green { background-color: rgba(34, 197, 94, 0.2); color: var(--accent-green); }
.stat-icon.gold { background-color: rgba(212, 160, 18, 0.2); color: var(--accent-gold); }
.stat-icon.blue { background-color: rgba(59, 130, 246, 0.2); color: var(--accent-blue); }
.stat-icon.red { background-color: rgba(239, 68, 68, 0.2); color: var(--accent-red); }
.stat-icon.purple { background-color: rgba(139, 92, 246, 0.2); color: var(--accent-purple); }

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

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

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

.btn-primary:hover {
    background-color: #2563eb;
    color: white;
}

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

.btn-success:hover {
    background-color: #16a34a;
    color: white;
}

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

.btn-warning:hover {
    background-color: #b8860b;
    color: white;
}

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

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

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-outline:hover {
    background-color: var(--card-bg);
    color: var(--text-primary);
}

.btn-ghost {
    background-color: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    background-color: var(--card-bg);
    color: var(--text-primary);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

/* ========== Forms ========== */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 0.875rem;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.input-with-eye {
    position: relative;
    display: flex;
    align-items: center;
}
.input-with-eye .form-control {
    padding-right: 2.75rem;
}
.input-eye {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: var(--text-muted);
    padding: 0.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.input-eye:hover {
    color: var(--text-primary);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' 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 1rem center;
    padding-right: 2.5rem;
}

.mobile-select-wrap {
    position: relative;
}

.mobile-select-trigger,
.mobile-select-menu {
    display: none;
}

.form-text {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.form-error {
    color: var(--accent-red);
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

/* ========== Network Selection ========== */
.network-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.network-card {
    background-color: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.network-card:hover {
    border-color: var(--accent-blue);
    transform: translateY(-2px);
}

.network-card.selected {
    border-color: var(--accent-blue);
    background-color: rgba(59, 130, 246, 0.1);
}

.network-card img {
    width: 48px;
    height: 48px;
    margin-bottom: 0.5rem;
    border-radius: 8px;
}

.network-card .network-name {
    font-weight: 600;
    color: var(--text-primary);
}

.network-inline {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
}

.network-inline__logo {
    width: 20px;
    height: 20px;
    border-radius: 999px;
    object-fit: cover;
    background: #e2e8f0;
    border: 1px solid rgba(148, 163, 184, 0.35);
    flex: 0 0 auto;
}

.network-inline__name {
    line-height: 1.2;
}

/* ========== Tab Navigation ========== */
.tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    background-color: var(--input-bg);
    padding: 0.25rem;
    border-radius: 8px;
}

.tab-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab-btn:hover {
    color: var(--text-primary);
}

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

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

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

.table th,
.table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.table th {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    font-weight: 600;
    background-color: var(--input-bg);
}

.table td {
    font-size: 0.875rem;
    color: var(--text-primary);
}

.table tbody tr:hover {
    background-color: var(--card-hover);
}

/* ========== Badges ========== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 50px;
}

.badge-success {
    background-color: rgba(34, 197, 94, 0.2);
    color: var(--accent-green);
}

.badge-warning {
    background-color: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.badge-danger {
    background-color: rgba(239, 68, 68, 0.2);
    color: var(--accent-red);
}

.badge-info {
    background-color: rgba(59, 130, 246, 0.2);
    color: var(--accent-blue);
}

.badge-secondary {
    background-color: var(--card-bg);
    color: var(--text-secondary);
}

/* ========== Alerts ========== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    transition: opacity 0.5s ease;
}
.alert.alert-fade-out {
    opacity: 0;
    pointer-events: none;
}

.alert-success {
    background-color: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: var(--accent-green);
}

.alert-warning {
    background-color: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--warning);
}

.alert-danger {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--accent-red);
}

.alert-info {
    background-color: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--accent-blue);
}

/* ========== Modal ========== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background-color: var(--card-bg);
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform 0.2s ease;
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

/* ========== Cart ========== */
.cart-section {
    margin-top: 2rem;
}

.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.cart-count {
    background-color: var(--accent-green);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.cart-empty {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

.cart-empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background-color: var(--input-bg);
    border-radius: 8px;
    margin-bottom: 0.5rem;
}

.cart-item-info h4 {
    margin: 0 0 0.25rem;
    font-size: 0.875rem;
}

.cart-item-info p {
    margin: 0;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.cart-item-price {
    font-weight: 600;
    color: var(--accent-gold);
}

/* ========== Landing Page Specific ========== */
.landing-page .hero {
    padding: 8rem 2rem 4.5rem;
    text-align: center;
    background:
        radial-gradient(circle at 20% 20%, rgba(59,130,246,.22), transparent 35%),
        radial-gradient(circle at 80% 10%, rgba(139,92,246,.18), transparent 30%),
        linear-gradient(135deg, #111b2a 0%, #0f172a 100%);
}

.landing-page #why-topflow {
    background:
        radial-gradient(circle at 20% 20%, rgba(59,130,246,.22), transparent 35%),
        radial-gradient(circle at 80% 10%, rgba(139,92,246,.18), transparent 30%),
        linear-gradient(135deg, #111b2a 0%, #0f172a 100%);
}

.landing-page {
    background:
        radial-gradient(circle at 15% -10%, rgba(59,130,246,.22), transparent 35%),
        radial-gradient(circle at 85% 0%, rgba(139,92,246,.16), transparent 32%),
        linear-gradient(160deg, #0d1624 0%, #0f172a 40%, #101b2a 100%);
}

.landing-page .navbar {
    background: rgba(18, 30, 46, 0.82);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(71, 95, 127, 0.35);
}

.landing-page .landing-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    border: 1px solid rgba(59,130,246,.35);
    background: rgba(30,41,59,.55);
    color: #b9cff9;
    font-size: 0.78rem;
    margin-bottom: 1.1rem;
}

.landing-page .hero h1 {
    font-size: 3rem;
    margin-bottom: 0.8rem;
}

.landing-page .hero .tagline {
    font-size: 1.2rem;
    color: var(--accent-gold);
    margin-bottom: 1.35rem;
}

.landing-page .hero p {
    max-width: 660px;
    margin: 0 auto 2rem;
}

.landing-page .hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.landing-page .landing-metrics {
    margin-top: 1.2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    justify-content: center;
}

.landing-page .metric-pill {
    padding: 0.45rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: rgba(15,23,42,.7);
    color: var(--text-secondary);
    font-size: 0.8rem;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.landing-page .features {
    padding: 4rem 2rem;
    background: transparent;
}

.landing-page .features h2 {
    text-align: center;
    margin-bottom: 2.2rem;
}

.landing-page .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 1.25rem;
    max-width: 1100px;
    margin: 0 auto;
}

.landing-page .feature-card {
    background-color: var(--card-bg);
    padding: 1.6rem;
    border-radius: 14px;
    text-align: center;
    border: none;
    box-shadow: 0 10px 24px rgba(7, 13, 24, 0.24);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.landing-page .feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 28px rgba(7, 13, 24, 0.32);
}

.landing-page .feature-icon {
    width: auto;
    height: auto;
    background: transparent;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.6rem;
    color: #7ea2ff;
}

.landing-page .feature-card h3 {
    margin-bottom: 0.45rem;
}

.landing-page .networks-strip {
    background:
        radial-gradient(circle at 5% 0%, rgba(59,130,246,.18), transparent 30%),
        linear-gradient(160deg, #111d2d 0%, #132238 100%);
    border-top: 1px solid rgba(71, 95, 127, 0.35);
    border-bottom: 1px solid rgba(71, 95, 127, 0.35);
}

.landing-page .network-pills {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.7rem;
}

.landing-page .network-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.45rem 0.8rem;
    background: rgba(15,23,42,.8);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.landing-page .network-pill img {
    width: 22px;
    height: 22px;
    border-radius: 50%;
}

.landing-page .how-section .section-subtitle {
    text-align: center;
    margin: -1.2rem auto 1.6rem;
    max-width: 520px;
    color: var(--text-secondary);
}

.landing-page .why-panel {
    max-width: 860px;
    margin: 0 auto;
    background: rgba(24, 37, 58, 0.55);
    border: 1px solid rgba(71, 95, 127, 0.28);
    border-radius: 14px;
    padding: 1.25rem 1.35rem;
}

.landing-page .why-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.85rem;
}

.landing-page .why-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.65rem 0.25rem;
}

.landing-page .why-bullet {
    width: 26px;
    height: 26px;
    border-radius: 999px;
    background: rgba(59,130,246,0.18);
    border: 1px solid rgba(79,129,205,0.4);
    color: #8fb1ff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 26px;
    margin-top: 0.1rem;
    font-size: 0.75rem;
}

.landing-page .why-list strong {
    display: block;
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 0.2rem;
}

.landing-page .why-list p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.92rem;
}

.landing-page .footer {
    background:
        radial-gradient(circle at 50% 0%, rgba(59,130,246,.15), transparent 35%),
        linear-gradient(170deg, #121f31 0%, #101a2a 100%);
    border-top: 1px solid rgba(71, 95, 127, 0.35);
}

/* Uniform landing look: remove section dividers/background breaks */
.landing-page .hero,
.landing-page #why-topflow,
.landing-page .features,
.landing-page .networks-strip,
.landing-page #how-it-works,
.landing-page .footer {
    background: transparent !important;
    border-top: none !important;
    border-bottom: none !important;
}

.landing-page .navbar {
    border-bottom: none !important;
}

/* ========== Footer ========== */
.footer {
    background-color: var(--secondary-dark);
    padding: 3rem 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 2rem;
}

.footer-section {
    width: 100%;
}

.footer-section.footer-brand {
    max-width: 480px;
}

.footer-logo {
    margin-bottom: 1rem;
}

.footer-logo img {
    width: 100px !important;
    height: 38px !important;
    max-width: 100px !important;
    max-height: 38px !important;
    object-fit: contain;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-links-inline {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 0.75rem 1.5rem;
}

.footer-links-inline li {
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-bottom {
    max-width: 1200px;
    margin: 2rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ========== Auth Pages ========== */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

/* Shared gradient theme for non-dashboard pages */
.gradient-theme-page {
    background:
        radial-gradient(circle at 15% -10%, rgba(59,130,246,.22), transparent 35%),
        radial-gradient(circle at 85% 0%, rgba(139,92,246,.16), transparent 32%),
        linear-gradient(160deg, #0d1624 0%, #0f172a 40%, #101b2a 100%);
}

.gradient-theme-page .navbar {
    background: rgba(18, 30, 46, 0.82);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(71, 95, 127, 0.35);
}

.auth-gradient-page .auth-card {
    background: transparent;
    border: none;
    border-radius: 16px;
    padding: 2rem;
    width: 100%;
    max-width: 440px;
    box-shadow: none;
}

.auth-gradient-page .auth-divider span {
    background-color: rgba(24, 37, 58, 0.9);
}

.buydata-gradient-page .buydata-shell {
    padding-top: 88px;
    max-width: 860px;
    margin: 0 auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

/* .auth-card {
    background-color: var(--card-bg);
    border-radius: 16px;
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
    border: 1px solid var(--border-color);
} */

/* .auth-logo {
    text-align: center;
    margin-bottom: 2rem;
} */

.auth-logo img {
    border-radius: 0 !important;
    object-fit: contain;
}

/* .auth-logo h1 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.auth-logo p {
    color: var(--text-muted);
    margin: 0;
} */

.auth-divider {
    text-align: center;
    margin: 1.5rem 0;
    position: relative;
}

.auth-divider::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 100%;
    height: 1px;
    background-color: var(--border-color);
}

.auth-divider span {
    background-color: var(--card-bg);
    padding: 0 1rem;
    position: relative;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ========== Utilities ========== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--accent-green); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--accent-red); }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 2rem; }

.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }
.p-5 { padding: 2rem; }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 1rem; }

.w-100 { width: 100%; }
.hidden { display: none; }

/* ========== Admin Specific ========== */
.admin-header {
    background: linear-gradient(135deg, var(--accent-purple) 0%, var(--accent-blue) 100%);
    padding: 0.5rem 1rem;
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ========== Loading Spinner ========== */
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.loading-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(15, 20, 25, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .landing-page .hero {
        padding: 6.5rem 1rem 3rem;
    }
    .landing-page .hero h1 {
        font-size: 2rem;
    }
    .landing-page .hero .tagline {
        font-size: 1rem;
    }
    .landing-page .features {
        padding: 3rem 1rem;
    }
    .hero h1 {
        font-size: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .network-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
        gap: 0.5rem;
    }
    
    .network-card {
        padding: 0.75rem;
        min-width: 0;
    }
    
    .network-card img {
        width: 36px;
        height: 36px;
        margin-bottom: 0.25rem;
    }
    
    .network-card .network-name {
        font-size: 0.8rem;
    }
    
    .table th,
    .table td {
        padding: 0.75rem 0.5rem;
        font-size: 0.75rem;
    }

    /* Admin/mobile fit: prevent horizontal page/table sliding */
    html, body {
        overflow-x: hidden;
    }
    .main-content {
        padding: 0.75rem;
    }
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    .card {
        padding: 1rem;
    }
    .table-wrapper {
        overflow-x: hidden;
    }
    .table {
        table-layout: fixed;
        width: 100%;
    }
    .table th,
    .table td {
        white-space: normal;
        word-break: break-word;
    }
    .d-flex {
        flex-wrap: wrap;
    }
    .btn,
    .btn-sm {
        white-space: normal;
    }

    /* User Management table: render each row as readable card on mobile */
    .table.table-users-mobile thead {
        display: none;
    }
    .table.table-users-mobile,
    .table.table-users-mobile tbody,
    .table.table-users-mobile tr,
    .table.table-users-mobile td {
        display: block;
        width: 100%;
    }
    .table.table-users-mobile tr {
        border: 1px solid var(--border-color);
        border-radius: 10px;
        padding: 0.65rem 0.75rem;
        margin-bottom: 0.75rem;
        background: rgba(15, 23, 42, 0.45);
    }
    .table.table-users-mobile td {
        border: 0;
        border-bottom: 1px dashed rgba(148, 163, 184, 0.2);
        padding: 0.45rem 0;
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        gap: 0.75rem;
        font-size: 0.82rem;
        word-break: break-word;
    }
    .table.table-users-mobile td:last-child {
        border-bottom: 0;
        padding-bottom: 0.1rem;
    }
    .table.table-users-mobile td::before {
        content: attr(data-label);
        color: var(--text-secondary);
        font-size: 0.72rem;
        font-weight: 600;
        letter-spacing: 0.03em;
        text-transform: uppercase;
        flex: 0 0 88px;
    }
    .table.table-users-mobile .user-actions {
        width: 100%;
        gap: 0.45rem;
    }
    .table.table-users-mobile .user-actions .btn {
        flex: 1 1 100%;
        text-align: center;
        padding: 0.45rem 0.5rem;
        font-size: 0.76rem;
    }

    /* Shared mobile card table layout for admin/orders pages */
    .table.table-mobile-card thead {
        display: none;
    }
    .table.table-mobile-card,
    .table.table-mobile-card tbody,
    .table.table-mobile-card tr,
    .table.table-mobile-card td {
        display: block;
        width: 100%;
    }
    .table.table-mobile-card tr {
        border: 1px solid var(--border-color);
        border-radius: 10px;
        padding: 0.65rem 0.75rem;
        margin-bottom: 0.75rem;
        background: rgba(15, 23, 42, 0.42);
    }
    .table.table-mobile-card td {
        border: 0;
        border-bottom: 1px dashed rgba(148, 163, 184, 0.2);
        padding: 0.45rem 0;
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        gap: 0.75rem;
        word-break: break-word;
        font-size: 0.82rem;
    }
    .table.table-mobile-card td:last-child {
        border-bottom: 0;
        padding-bottom: 0.1rem;
    }
    .table.table-mobile-card td::before {
        content: attr(data-label);
        color: var(--text-secondary);
        font-size: 0.72rem;
        font-weight: 600;
        letter-spacing: 0.03em;
        text-transform: uppercase;
        flex: 0 0 95px;
    }
    .table.table-mobile-card .action-stack {
        width: 100%;
        gap: 0.45rem;
    }
    .table.table-mobile-card .action-stack .btn {
        flex: 1 1 100%;
        text-align: center;
        padding: 0.45rem 0.55rem;
        font-size: 0.76rem;
    }

    /* Mobile select fix: keep dropdown anchored under field */
    select.mobile-select-fix.mobile-select-native-hidden {
        display: none;
    }
    .mobile-select-wrap .mobile-select-trigger {
        display: flex;
        width: 100%;
        align-items: center;
        justify-content: space-between;
        text-align: left;
        padding: 0.875rem 1rem;
        border: 1px solid var(--border-color);
        border-radius: 8px;
        background: var(--input-bg);
        color: var(--text-primary);
        cursor: pointer;
    }
    .mobile-select-wrap .mobile-select-menu {
        display: none;
        position: absolute;
        left: 0;
        top: calc(100% + 0.25rem);
        width: 100%;
        background: var(--input-bg);
        border: 1px solid var(--border-color);
        border-radius: 8px;
        max-height: 220px;
        overflow-y: auto;
        z-index: 1600;
    }
    .mobile-select-wrap .mobile-select-menu.open {
        display: block;
    }
    .mobile-select-wrap .mobile-select-option {
        width: 100%;
        border: 0;
        border-bottom: 1px solid var(--border-color);
        background: transparent;
        color: var(--text-primary);
        text-align: left;
        padding: 0.55rem 0.75rem;
        cursor: pointer;
        font-size: 0.82rem;
    }
    .mobile-select-wrap .mobile-select-option:last-child {
        border-bottom: 0;
    }
    .mobile-select-wrap .mobile-select-option.active {
        background: rgba(59, 130, 246, 0.12);
    }
}

@media (max-width: 480px) {
    .landing-page .hero {
        padding-top: 6rem;
    }
    .landing-page .landing-metrics {
        gap: 0.45rem;
    }
    .landing-page .metric-pill {
        font-size: 0.74rem;
    }
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .auth-card {
        padding: 1.5rem;
    }
    
    .network-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
        gap: 0.4rem;
    }
    
    .network-card {
        padding: 0.5rem;
        min-width: 0;
    }
    
    .network-card img {
        width: 32px;
        height: 32px;
    }
    
    .network-card .network-name {
        font-size: 0.7rem;
    }
}

/* ========== Print Styles ========== */
@media print {
    .sidebar,
    .navbar,
    .btn,
    .sidebar-toggle {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0 !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .card {
        border: 1px solid #ccc;
        break-inside: avoid;
    }
}