* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --navy: #1a1a2e;
    --navy-light: #16213e;
    --blue: #3b82f6;
    --blue-dark: #2563eb;
    --blue-light: #93c5fd;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --green: #10b981;
    --orange: #f59e0b;
    --purple: #8b5cf6;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
    line-height: 1.6;
}

.loading {
    text-align: center;
    padding: 2rem;
    color: var(--gray-500);
    font-size: 0.95rem;
}

.hero {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.hero p {
    font-size: 1.15rem;
    color: var(--blue-light);
    max-width: 600px;
    margin: 0 auto;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 3.5rem 0;
}

.section + .section {
    border-top: 1px solid var(--gray-200);
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.section-subtitle {
    color: var(--gray-500);
    margin-bottom: 2rem;
    font-size: 1.05rem;
}

/* ─── NETWORK SECTION ─── */
.network-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}
.network-stat {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.network-stat:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transform: translateY(-1px);
}
.network-stat-value {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--blue-dark);
    letter-spacing: -0.02em;
    line-height: 1.1;
}
.network-stat-label {
    font-size: 0.85rem;
    color: var(--gray-500);
    font-weight: 500;
    margin-top: 0.25rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}
.network-intro {
    color: var(--gray-700);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1rem;
    max-width: 800px;
}
.network-intro strong {
    color: var(--gray-900);
    font-weight: 600;
}
.network-platforms {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1.5rem;
}
.platform-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--navy);
    background: white;
    border: 1px solid var(--gray-300);
    transition: all 0.15s ease;
}
.platform-badge:hover {
    border-color: var(--blue);
    color: var(--blue-dark);
    background: var(--gray-50);
}

.network-subhead {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}
.network-showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
}
.showcase-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
    text-decoration: none;
    color: inherit;
}
.showcase-card:hover {
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    transform: translateY(-2px);
    border-color: var(--blue);
}
.showcase-screenshot {
    width: 100%;
    aspect-ratio: 16 / 10;
    background: var(--gray-100);
    border-bottom: 1px solid var(--gray-200);
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}
.showcase-screenshot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    display: block;
}
.showcase-screenshot-fallback {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--gray-400);
    font-size: 0.85rem;
    padding: 1rem;
    text-align: center;
    width: 100%;
    height: 100%;
}
.showcase-screenshot-fallback .fallback-globe {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--blue) 0%, var(--blue-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
}
.showcase-body {
    padding: 1rem 1.25rem 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}
.showcase-name {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--navy);
    line-height: 1.3;
}
.showcase-url {
    font-size: 0.8rem;
    color: var(--blue-dark);
    font-weight: 500;
    word-break: break-all;
}
.showcase-desc {
    font-size: 0.88rem;
    color: var(--gray-500);
    line-height: 1.5;
    margin-top: 0.25rem;
}

/* Zone cards */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.25rem;
}

.card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transform: translateY(-1px);
}

.card-header {
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--gray-100);
}

.zone-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.25rem;
}

.zone-desc {
    color: var(--gray-500);
    font-size: 0.88rem;
}

.specs-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.spec-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.9rem;
}

.spec-label {
    color: var(--gray-500);
    font-weight: 500;
    flex-shrink: 0;
    min-width: 110px;
}

.spec-value {
    color: var(--gray-800);
    font-weight: 600;
    text-align: right;
    word-break: break-word;
    line-height: 1.4;
}

.spec-value.muted {
    color: var(--gray-400);
    font-weight: 400;
}

.spec-value.highlight {
    color: var(--blue-dark);
}

/* Diagram */
.diagram-container {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 16px;
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.diagram-title {
    text-align: center;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 1.5rem;
}

.page-layout {
    position: relative;
    width: 100%;
    max-width: 700px;
    margin: 0 auto;
    aspect-ratio: 7 / 10;
    background: var(--gray-100);
    border: 2px solid var(--gray-300);
    border-radius: 8px;
    overflow: hidden;
}

.zone-block {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    border-radius: 4px;
    transition: opacity 0.2s ease;
    cursor: default;
}

.zone-block:hover {
    opacity: 0.9;
}

.zone-block .zone-label {
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 0.02em;
}

.zone-block .zone-dim {
    font-size: 0.65rem;
    opacity: 0.85;
    margin-top: 2px;
}

.zone-block .zone-price {
    font-size: 0.7rem;
    font-weight: 700;
    margin-top: 3px;
    background: rgba(255,255,255,0.2);
    padding: 2px 8px;
    border-radius: 999px;
    letter-spacing: 0.02em;
}

.zone-header {
    top: 2%;
    left: 3%;
    right: 3%;
    height: 10%;
    background: linear-gradient(135deg, var(--blue) 0%, var(--blue-dark) 100%);
    color: white;
}

.zone-hero {
    top: 14%;
    left: 3%;
    right: 3%;
    height: 14%;
    background: linear-gradient(135deg, var(--purple) 0%, #7c3aed 100%);
    color: white;
}

.zone-sidebar {
    top: 30%;
    right: 3%;
    width: 25%;
    height: 30%;
    background: linear-gradient(135deg, var(--green) 0%, #059669 100%);
    color: white;
}

.zone-inline {
    top: 38%;
    left: 3%;
    width: 45%;
    height: 14%;
    background: linear-gradient(135deg, var(--orange) 0%, #d97706 100%);
    color: white;
}

.zone-inline2 {
    top: 55%;
    left: 3%;
    width: 45%;
    height: 10%;
    background: linear-gradient(135deg, var(--orange) 0%, #d97706 100%);
    color: white;
}

.zone-popup {
    top: 30%;
    left: 35%;
    width: 30%;
    height: 22%;
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.zone-footer {
    bottom: 2%;
    left: 3%;
    right: 3%;
    height: 9%;
    background: linear-gradient(135deg, var(--blue) 0%, var(--blue-dark) 100%);
    color: white;
}

.page-content-label {
    position: absolute;
    top: 30%;
    left: 3%;
    width: 57%;
    height: 60%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px dashed var(--gray-300);
    border-radius: 4px;
    color: var(--gray-400);
    font-size: 0.75rem;
    font-style: italic;
    pointer-events: none;
}

/* Tables */
.format-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--gray-200);
}

.format-table th {
    background: var(--navy);
    color: white;
    padding: 0.75rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.9rem;
}

.format-table td {
    padding: 0.65rem 1rem;
    border-bottom: 1px solid var(--gray-100);
    font-size: 0.9rem;
    color: var(--gray-700);
    vertical-align: top;
}

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

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

.badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-right: 0.25rem;
    margin-bottom: 0.25rem;
}

.badge-blue {
    background: #dbeafe;
    color: #1d4ed8;
}

.badge-green {
    background: #d1fae5;
    color: #065f46;
}

.badge-purple {
    background: #ede9fe;
    color: #5b21b6;
}

.badge-orange {
    background: #fed7aa;
    color: #9a3412;
}

.badge-red {
    background: #fecaca;
    color: #991b1b;
}

/* Tips */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
}

.tip-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 1.25rem;
}

.tip-card h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 0.5rem;
}

.tip-card ul {
    list-style: none;
    padding: 0;
}

.tip-card li {
    font-size: 0.88rem;
    color: var(--gray-600);
    padding: 0.25rem 0;
    padding-left: 1.2rem;
    position: relative;
}

.tip-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6rem;
    width: 6px;
    height: 6px;
    background: var(--blue);
    border-radius: 50%;
}

/* Upload form */
.upload-container {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 16px;
    padding: 2rem;
    max-width: 720px;
    margin: 0 auto;
}

.upload-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-700);
}

.form-label .required {
    color: #dc2626;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--gray-300);
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--gray-800);
    background: white;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-textarea {
    min-height: 80px;
    resize: vertical;
}

.form-hint {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.file-drop {
    border: 2px dashed var(--gray-300);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease;
    background: var(--gray-50);
}

.file-drop:hover,
.file-drop.drag-over {
    border-color: var(--blue);
    background: #eff6ff;
}

.file-drop input[type="file"] {
    display: none;
}

.file-drop-text {
    color: var(--gray-600);
    font-size: 0.9rem;
}

.file-drop-text strong {
    color: var(--blue-dark);
}

.file-preview {
    margin-top: 0.75rem;
    display: none;
}

.file-preview.active {
    display: block;
}

.file-preview img {
    max-width: 100%;
    max-height: 200px;
    border-radius: 6px;
    border: 1px solid var(--gray-200);
}

.file-preview-name {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--gray-500);
}

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

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.checkbox-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.85rem;
    border: 1px solid var(--gray-300);
    border-radius: 9999px;
    cursor: pointer;
    font-size: 0.88rem;
    color: var(--gray-700);
    user-select: none;
    transition: all 0.15s ease;
}

.checkbox-pill:hover {
    border-color: var(--blue);
    color: var(--blue-dark);
}

.checkbox-pill input {
    display: none;
}

.checkbox-pill.checked {
    background: var(--blue);
    border-color: var(--blue);
    color: white;
}

.btn-submit {
    background: var(--blue);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s ease;
    align-self: flex-start;
}

.btn-submit:hover:not(:disabled) {
    background: var(--blue-dark);
}

.btn-submit:disabled {
    background: var(--gray-300);
    cursor: not-allowed;
}

.form-message {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    display: none;
}

.form-message.active {
    display: block;
}

.form-message.success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
}

.form-message.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

/* Contact section */
.contact-section {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    color: white;
    padding: 3rem 0;
    text-align: center;
}

.contact-section h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.contact-section p {
    color: var(--blue-light);
    margin-bottom: 1.5rem;
}

.contact-email {
    display: inline-block;
    background: var(--blue);
    color: white;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.2s ease;
}

.contact-email:hover {
    background: var(--blue-dark);
}

/* ─── CONTACT MODAL ─── */
.contact-modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: flex-start;
    justify-content: center;
    padding: 3vh 1rem;
    overflow-y: auto;
}

.contact-modal-overlay.active {
    display: flex;
}

.contact-modal {
    background: white;
    border-radius: 16px;
    width: 100%;
    max-width: 520px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.contact-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--gray-200);
}

.contact-modal-header h3 {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--navy);
}

.contact-modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray-500);
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: color 0.15s;
}

.contact-modal-close:hover {
    color: var(--gray-900);
}

.contact-modal-form {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

@media (max-width: 768px) {
    .contact-modal {
        margin: 0;
        border-radius: 12px;
    }
}

/* ─── TAB NAVIGATION ─── */
.tab-nav {
    background: white;
    border-bottom: 2px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 50;
}

.tab-nav-inner {
    display: flex;
    gap: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.tab-nav-inner::-webkit-scrollbar {
    display: none;
}

.tab-btn {
    background: none;
    border: none;
    padding: 0.9rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--gray-500);
    cursor: pointer;
    white-space: nowrap;
    position: relative;
    transition: color 0.2s ease;
    font-family: inherit;
}

.tab-btn:hover {
    color: var(--blue-dark);
}

.tab-btn::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--blue);
    border-radius: 3px 3px 0 0;
    transform: scaleX(0);
    transition: transform 0.2s ease;
}

.tab-btn.active {
    color: var(--blue-dark);
}

.tab-btn.active::after {
    transform: scaleX(1);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

.admin-link {
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    font-size: 0.75rem;
    color: var(--gray-400);
    text-decoration: none;
    opacity: 0.5;
    transition: opacity 0.2s;
    z-index: 100;
}

.admin-link:hover {
    opacity: 1;
    color: var(--gray-600);
}

/* ─── PRICING ─── */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
}
.pricing-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 1.75rem 1.5rem;
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
    position: relative;
    overflow: hidden;
}
.pricing-card:hover {
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    transform: translateY(-2px);
}
.pricing-card.popular {
    border-color: var(--blue);
    box-shadow: 0 4px 16px rgba(59,130,246,0.12);
}
.pricing-card.popular:hover {
    box-shadow: 0 8px 28px rgba(59,130,246,0.2);
}
.pricing-card.premium {
    border-color: var(--purple);
    box-shadow: 0 4px 16px rgba(139,92,246,0.1);
}
.pricing-card.premium:hover {
    box-shadow: 0 8px 28px rgba(139,92,246,0.18);
}
.pricing-badge {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--blue);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.3rem 0.8rem;
    border-bottom-left-radius: 8px;
    letter-spacing: 0.02em;
}
.pricing-header {
    margin-bottom: 1rem;
}
.pricing-zone {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.3rem;
}
.pricing-desc {
    font-size: 0.88rem;
    color: var(--gray-500);
    line-height: 1.4;
}
.pricing-body {
    margin-top: auto;
}
.pricing-price {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}
.pricing-price span {
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray-500);
    margin-left: 0.2rem;
}
.pricing-features {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.pricing-features li {
    font-size: 0.9rem;
    color: var(--gray-600);
    padding-left: 1.3rem;
    position: relative;
}
.pricing-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--green);
    font-weight: 700;
}

/* ─── PAYMENT STEPS ─── */
.pay-steps {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    max-width: 700px;
}
.pay-step {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 1.25rem;
    transition: box-shadow 0.2s ease;
}
.pay-step:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}
.pay-num {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--blue) 0%, var(--blue-dark) 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
}
.pay-body strong {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}
.pay-body p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.5;
    margin: 0;
}
.pay-detail {
    margin-top: 0.75rem;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: 0.9rem;
}
.pay-detail span {
    color: var(--gray-600);
}
.pay-detail strong {
    color: var(--gray-900);
    font-weight: 600;
}

/* ─── BILLING TOGGLE ─── */
.billing-toggle {
    background: white;
    border: 1px solid var(--gray-300);
    padding: 0.5rem 1.25rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-600);
    cursor: pointer;
    font-family: inherit;
    transition: all 0.2s ease;
}
.billing-toggle:first-child {
    border-radius: 8px 0 0 8px;
    border-right: none;
}
.billing-toggle:last-child {
    border-radius: 0 8px 8px 0;
}
.billing-toggle.active {
    background: var(--blue);
    color: white;
    border-color: var(--blue);
}
.billing-toggle:hover:not(.active) {
    background: var(--gray-50);
}

@media (max-width: 768px) {
    .hero {
        padding: 2.5rem 1rem;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .section {
        padding: 2rem 0;
    }

    .section-title {
        font-size: 1.4rem;
    }

    .page-layout {
        aspect-ratio: 7 / 12;
    }

    .zone-block .zone-label {
        font-size: 0.65rem;
    }

    .zone-block .zone-dim {
        font-size: 0.55rem;
    }

    .zone-popup {
        width: 35%;
        height: 18%;
    }

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

    .network-stat-value {
        font-size: 1.85rem;
    }

    .showcase-screenshot {
        aspect-ratio: 16 / 9;
    }

    .tab-btn {
        padding: 0.75rem 1rem;
        font-size: 0.85rem;
    }

    .tab-panel.active {
        display: block;
    }
}