/* css/platform.css */
:root {
    --primary-blue: #3498DB;
    --secondary-navy: #2C3E50;
    --bg-gray: #f8fafc;
    --border-gray: #e2e8f0;
}

/* Base Styles */
.platform-section {
    padding: 80px 0;
    background-color: var(--c-white);
    border-bottom: 1px solid var(--border-gray);
}

.platform-section:nth-of-type(even) {
    background-color: var(--bg-gray);
}

.section-title-wrap {
    margin-bottom: 50px;
    text-align: center;
}

.section-title-wrap h2 {
    color: var(--secondary-navy);
    font-weight: 800;
    font-size: 2.2rem;
    margin-bottom: 15px;
}

.section-title-wrap p {
    font-size: 1.15rem;
    color: var(--c-gray-dark);
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
}

/* UI Showcase Grid */
.ui-showcase-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 40px;
}

/* UI Mockup Container */
.ui-mockup-wrapper {
    background: var(--c-white);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--border-gray);
    display: flex;
    flex-direction: column;
}

.ui-mockup-title {
    padding: 18px 20px;
    background: var(--secondary-navy);
    color: var(--c-white);
    font-weight: 700;
    font-size: 1.1rem;
    text-align: center;
    letter-spacing: -0.5px;
}

/* Mockup Body Elements */
.ui-header {
    display: flex;
    padding: 20px;
    border-bottom: 1px solid var(--border-gray);
    align-items: center;
    gap: 15px;
    background: var(--c-white);
}

.ui-poster {
    width: 50px;
    height: 70px;
    background: #e5e7eb;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #9ca3af;
    font-size: 1.5rem;
}

.ui-info h4 {
    font-size: 1.15rem;
    margin-bottom: 6px;
    color: var(--secondary-navy);
    font-weight: 700;
}

.ui-info span {
    font-size: 0.9rem;
    color: var(--c-gray-dark);
}

.ui-body {
    padding: 30px 20px;
    flex: 1;
    background: var(--bg-gray);
}

.seat-map-title {
    font-size: 0.95rem;
    color: var(--secondary-navy);
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
}

.seat-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 8px;
    margin: 0 auto 30px;
    max-width: 280px;
    justify-items: center;
}

.seat {
    width: 24px;
    height: 24px;
    border-radius: 6px 6px 2px 2px;
    border: 2px solid #cbd5e1;
}

.seat.available {
    background: white;
}

.seat.selected {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
}

.seat.sold {
    background: #94a3b8;
    border-color: #94a3b8;
}

.seat-legend {
    display: flex;
    justify-content: center;
    gap: 15px;
    font-size: 0.85rem;
    color: var(--c-gray-dark);
}

.seat-legend span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.seat-legend .seat {
    width: 16px;
    height: 16px;
    border-width: 1.5px;
}

.ui-footer {
    padding: 20px;
    background: var(--c-white);
    border-top: 1px solid var(--border-gray);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-left span {
    display: block;
    font-size: 0.85rem;
    color: var(--c-gray-dark);
    margin-bottom: 4px;
}

.footer-left strong {
    font-size: 1.35rem;
    color: var(--secondary-navy);
    font-weight: 800;
}

.btn-primary-ui {
    background: var(--primary-blue);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    transition: opacity 0.2s;
}

.btn-primary-ui:hover {
    opacity: 0.9;
}

/* Checkout Module */
.checkout-steps {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkout-step {
    background: var(--c-white);
    padding: 16px 20px;
    border-radius: 12px;
    border: 1px solid var(--border-gray);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.checkout-step.active {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.15);
}

.step-title {
    font-weight: 700;
    color: var(--secondary-navy);
    display: flex;
    align-items: center;
    gap: 10px;
}

.step-action {
    color: var(--primary-blue);
    font-size: 0.9rem;
    font-weight: 700;
}

.wait-queue {
    background: var(--secondary-navy);
    color: white;
    padding: 24px;
    border-radius: 16px;
    text-align: center;
    margin-top: 24px;
}

.wait-queue h5 {
    color: var(--c-white);
    margin-bottom: 12px;
    font-size: 1.05rem;
    font-weight: 600;
}

.wait-queue span {
    color: var(--primary-blue);
    font-size: 2.5rem;
    font-weight: 800;
    display: block;
}

/* Kids Cafe User App */
.calendar-view {
    background: var(--c-white);
    border-radius: 16px;
    padding: 20px;
    border: 1px solid var(--border-gray);
    text-align: center;
}

.calendar-header {
    font-weight: 800;
    color: var(--secondary-navy);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 6px;
}

.cal-day {
    padding: 12px 0;
    border-radius: 8px;
    font-size: 0.9rem;
    background: #f1f5f9;
    font-weight: 600;
    color: var(--secondary-navy);
}

.cal-day.active {
    background: var(--primary-blue);
    color: white;
}

.cal-day.available {
    border: 1.5px solid var(--primary-blue);
    color: var(--primary-blue);
    background: white;
}

.option-box {
    background: var(--c-white);
    padding: 16px 20px;
    border-radius: 12px;
    border: 1px solid var(--border-gray);
    margin-top: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.option-box strong {
    color: var(--secondary-navy);
    font-weight: 700;
}

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

.option-controls span {
    display: inline-block;
    width: 28px;
    height: 28px;
    line-height: 26px;
    text-align: center;
    border-radius: 50%;
    border: 1px solid var(--border-gray);
    font-weight: 600;
    color: var(--secondary-navy);
    font-size: 0.9rem;
}

.option-controls span.val {
    border: none;
    width: 30px;
    font-size: 1rem;
}

.qr-ticket {
    background: var(--primary-blue);
    color: white;
    padding: 18px;
    border-radius: 12px;
    text-align: center;
    margin-top: 15px;
    font-weight: 700;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

/* Admin Dashboard */
.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.dash-card {
    background: var(--c-white);
    padding: 16px;
    border-radius: 12px;
    border: 1px solid var(--border-gray);
    text-align: center;
}

.dash-card h5 {
    font-size: 0.85rem;
    color: var(--c-gray-dark);
    margin-bottom: 8px;
    font-weight: 600;
}

.dash-card strong {
    font-size: 1.6rem;
    color: var(--secondary-navy);
    font-weight: 800;
}

.dash-card.highlight strong {
    color: var(--primary-blue);
}

.dash-list {
    background: var(--c-white);
    border-radius: 12px;
    border: 1px solid var(--border-gray);
    overflow: hidden;
}

.dash-list-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-gray);
    font-weight: 800;
    color: var(--secondary-navy);
    background: #f8fafc;
}

.dash-list-item {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-gray);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--secondary-navy);
}

.dash-list-item:last-child {
    border-bottom: none;
}

.status-badge {
    padding: 6px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
}

.status-badge.success {
    background: #dcfce7;
    color: #166534;
}

.status-badge.pending {
    background: #fef9c3;
    color: #854d0e;
}

@media screen and (max-width: 768px) {
    .ui-showcase-grid {
        grid-template-columns: 1fr;
    }

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