:root {
    --app-ink: #172033;
    --app-muted: #667085;
    --app-border: #d9e1ea;
    --app-surface: #ffffff;
    --app-bg: #f6f8fb;
    --app-soft: #eef3f7;
    --app-primary: #0f766e;
    --app-primary-dark: #0b5f59;
    --app-accent: #b45309;
}

* {
    letter-spacing: 0;
}

body {
    min-height: 100vh;
    background: var(--app-bg);
    color: var(--app-ink);
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.app-navbar {
    background: #172033;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.app-navbar .navbar-brand,
.app-navbar .nav-link {
    color: #ffffff;
}

.app-navbar .navbar-brand {
    font-weight: 760;
}

.app-navbar .nav-link:hover,
.app-navbar .navbar-brand:hover {
    color: #dbeafe;
}

.app-navbar .navbar-toggler {
    border-color: rgba(255, 255, 255, 0.28);
}

.app-navbar .navbar-toggler-icon {
    filter: invert(1);
}

.page-shell,
.admin-shell {
    padding: 28px 0 44px;
}

.section-panel,
.detail-header,
.order-result,
.photo-tile {
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: 8px;
}

.section-panel {
    padding: 24px;
    box-shadow: 0 8px 20px rgba(23, 32, 51, 0.05);
}

.section-heading {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 22px;
}

.section-heading h1,
.detail-header h1 {
    margin: 0;
    color: var(--app-ink);
    font-size: 1.55rem;
    font-weight: 760;
}

.eyebrow {
    color: var(--app-primary);
    font-size: 0.78rem;
    font-weight: 800;
    margin: 0 0 6px;
    text-transform: uppercase;
}

.btn {
    border-radius: 8px;
    font-weight: 700;
}

.btn-primary {
    --bs-btn-bg: var(--app-primary);
    --bs-btn-border-color: var(--app-primary);
    --bs-btn-hover-bg: var(--app-primary-dark);
    --bs-btn-hover-border-color: var(--app-primary-dark);
    --bs-btn-active-bg: var(--app-primary-dark);
    --bs-btn-active-border-color: var(--app-primary-dark);
}

.btn-outline-primary {
    --bs-btn-color: var(--app-primary);
    --bs-btn-border-color: var(--app-primary);
    --bs-btn-hover-bg: var(--app-primary);
    --bs-btn-hover-border-color: var(--app-primary);
}

.form-control,
.form-select,
.input-group-text {
    border-color: var(--app-border);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--app-primary);
    box-shadow: 0 0 0 0.18rem rgba(15, 118, 110, 0.14);
}

.alert {
    border-radius: 8px;
}

.school-summary {
    top: 84px;
}

.school-logo,
.order-result img,
.detail-school img {
    object-fit: contain;
    border: 1px solid var(--app-border);
    border-radius: 8px;
    background: #ffffff;
}

.school-logo {
    width: 92px;
    height: 92px;
    padding: 8px;
}

.metric-strip,
.detail-count {
    border: 1px solid var(--app-border);
    border-radius: 8px;
    background: #f9fbfc;
}

.metric-strip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 13px 15px;
}

.metric-strip span,
.detail-count span {
    color: var(--app-muted);
    font-size: 0.9rem;
}

.metric-strip strong,
.detail-count strong {
    color: var(--app-accent);
    font-size: 1.45rem;
}

.upload-rows {
    display: grid;
    gap: 12px;
}

.upload-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto;
    gap: 12px;
    align-items: end;
    padding: 14px;
    border: 1px solid var(--app-border);
    border-radius: 8px;
    background: #fbfcfe;
}

.icon-btn {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.auth-panel {
    margin-top: 28px;
}

.admin-search {
    max-width: 820px;
}

.search-meta {
    min-height: 28px;
    margin: 18px 0 10px;
    color: var(--app-muted);
}

.order-result {
    display: flex;
    min-height: 100%;
    gap: 14px;
    padding: 16px;
    color: inherit;
    text-decoration: none;
    box-shadow: 0 6px 14px rgba(23, 32, 51, 0.04);
}

.order-result:hover {
    color: inherit;
    border-color: rgba(15, 118, 110, 0.45);
    background: #fbfdfc;
}

.order-result img {
    width: 68px;
    height: 68px;
    flex: 0 0 auto;
    padding: 6px;
}

.order-result h2 {
    margin: 0 0 4px;
    font-size: 1.02rem;
    font-weight: 750;
}

.order-result p {
    margin: 0;
    color: var(--app-muted);
}

.result-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.result-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 9px;
    border-radius: 999px;
    background: #eef6f5;
    color: var(--app-primary-dark);
    font-size: 0.82rem;
    font-weight: 700;
}

.detail-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 22px;
    padding: 18px;
    box-shadow: 0 6px 14px rgba(23, 32, 51, 0.04);
}

.detail-school {
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 0;
}

.detail-school img {
    width: 78px;
    height: 78px;
    padding: 8px;
    flex: 0 0 auto;
}

.detail-school p {
    margin: 4px 0 0;
    color: var(--app-muted);
}

.detail-count {
    min-width: 142px;
    padding: 12px 16px;
    text-align: right;
}

.detail-count span,
.detail-count strong {
    display: block;
}

.photo-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 12px;
}

.photo-tile {
    position: relative;
    min-width: 0;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(23, 32, 51, 0.04);
}

.photo-thumb {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 5;
    padding: 0;
    border: 0;
    background: var(--app-soft);
    cursor: zoom-in;
}

.photo-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    opacity: 0;
    transition: opacity 140ms ease;
}

.photo-thumb img.is-loaded {
    opacity: 1;
}

.photo-copy {
    position: absolute;
    top: 8px;
    right: 8px;
    min-width: 50px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 8px;
    color: #ffffff;
    background: rgba(23, 32, 51, 0.86);
    font-size: 0.78rem;
    font-weight: 760;
}

.photo-copy:hover {
    background: var(--app-primary);
}

.photo-caption {
    min-height: 42px;
    padding: 10px;
    color: var(--app-ink);
    font-size: 0.9rem;
    font-weight: 700;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.modal {
    background: rgba(23, 32, 51, 0.72);
}

.modal[hidden] {
    display: none !important;
}

.modal.show {
    display: block;
}

.preview-modal {
    border-radius: 8px;
}

.preview-image {
    display: block;
    max-width: 100%;
    max-height: 74vh;
    margin: 0 auto;
    object-fit: contain;
}

.preview-name {
    min-width: 0;
    color: var(--app-ink);
    font-weight: 750;
}

.toast-container {
    z-index: 1080;
}

.app-toast {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: min(340px, calc(100vw - 32px));
    margin-top: 10px;
    padding: 12px 14px;
    color: #ffffff;
    border-radius: 8px;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 140ms ease, transform 140ms ease;
}

.app-toast.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.app-toast-success {
    background: var(--app-primary);
}

.app-toast-danger {
    background: #b42318;
}

.toast-body {
    flex: 1;
    padding: 0;
}

.toast-close {
    width: 28px;
    height: 28px;
    border: 0;
    border-radius: 999px;
    color: #ffffff;
    background: rgba(255, 255, 255, 0.16);
    line-height: 1;
}

@media (min-width: 992px) {
    .app-navbar .navbar-collapse {
        display: flex !important;
    }
}

@media (min-width: 1200px) {
    .photo-grid {
        grid-template-columns: repeat(6, minmax(0, 1fr));
    }
}

@media (min-width: 1500px) {
    .photo-grid {
        grid-template-columns: repeat(8, minmax(0, 1fr));
    }
}

@media (max-width: 1199.98px) {
    .photo-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (max-width: 991.98px) {
    .app-navbar .navbar-collapse {
        display: none;
        width: 100%;
        margin-top: 12px;
    }

    .app-navbar .navbar-collapse.is-open {
        display: block;
    }

    .app-navbar .navbar-nav {
        gap: 4px;
    }
}

@media (max-width: 767.98px) {
    .page-shell,
    .admin-shell {
        padding: 20px 0 32px;
    }

    .section-panel,
    .detail-header {
        padding: 18px;
    }

    .section-heading,
    .detail-header,
    .detail-school {
        align-items: flex-start;
        flex-direction: column;
    }

    .section-heading h1,
    .detail-header h1 {
        font-size: 1.3rem;
    }

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

    .icon-btn {
        width: 100%;
    }

    .detail-count {
        width: 100%;
        text-align: left;
    }

    .photo-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .photo-caption {
        font-size: 0.84rem;
    }
}