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

:root {
    --app-bg: #eef2f7;
    --app-surface: #ffffff;
    --app-border: #e2e8f0;
    --app-text: #0f172a;
    --app-muted: #64748b;
    --app-sidebar: #111827;
    --app-sidebar-hover: rgba(255, 255, 255, 0.06);
    --app-sidebar-active: rgba(20, 184, 166, 0.16);
    --app-accent: #0d9488;
    --app-accent-hover: #0f766e;
    --app-accent-soft: #ccfbf1;
    --app-shadow: 0 1px 2px rgba(15, 23, 42, 0.05), 0 8px 24px rgba(15, 23, 42, 0.06);
    --app-radius: 16px;
    --app-radius-sm: 10px;
    --sidebar-width: 252px;
}

html {
    font-size: 17px;
}

body {
    margin: 0;
    font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    font-size: 1rem;
    line-height: 1.55;
    background: var(--app-bg);
    color: var(--app-text);
    -webkit-font-smoothing: antialiased;
}

* { box-sizing: border-box; }

a { text-decoration: none; }

/* Bootstrap overrides */
.btn-primary {
    --bs-btn-bg: var(--app-accent);
    --bs-btn-border-color: var(--app-accent);
    --bs-btn-hover-bg: var(--app-accent-hover);
    --bs-btn-hover-border-color: var(--app-accent-hover);
    --bs-btn-active-bg: var(--app-accent-hover);
    --bs-btn-active-border-color: var(--app-accent-hover);
    --bs-btn-focus-shadow-rgb: 13, 148, 136;
}
.btn-outline-primary {
    --bs-btn-color: var(--app-accent);
    --bs-btn-border-color: #99f6e4;
    --bs-btn-hover-bg: var(--app-accent-soft);
    --bs-btn-hover-border-color: var(--app-accent);
    --bs-btn-hover-color: var(--app-accent-hover);
}
.text-primary { color: var(--app-accent) !important; }
.bg-primary { background-color: var(--app-accent) !important; }
.form-control:focus, .form-select:focus {
    border-color: #5eead4;
    box-shadow: 0 0 0 0.2rem rgba(13, 148, 136, 0.15);
}
.pagination .page-link { color: var(--app-accent); }
.pagination .page-item.active .page-link {
    background: var(--app-accent);
    border-color: var(--app-accent);
}
.btn { font-size: 0.9375rem; }
.btn-sm { font-size: 0.8125rem; }
.btn-lg { font-size: 1.0625rem; }
.form-text, .small, small { font-size: 0.8125rem; }

/* App shell */
.app-shell {
    display: flex;
    min-height: 100vh;
}

.app-sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, #0f172a 0%, #111827 55%, #1f2937 100%);
    color: #cbd5e1;
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 1040;
    display: flex;
    flex-direction: column;
    border-right: 1px solid rgba(255, 255, 255, 0.06);
}

.app-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 22px 20px;
    color: #fff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.app-brand__icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, #14b8a6, #0891b2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 19px;
    box-shadow: 0 8px 20px rgba(20, 184, 166, 0.35);
}
.app-brand__text { min-width: 0; }
.app-brand__title {
    font-size: 16px;
    font-weight: 700;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.app-brand__sub {
    font-size: 13px;
    color: #94a3b8;
    margin-top: 2px;
}

.app-nav {
    padding: 16px 12px;
    flex: 1;
    overflow-y: auto;
}
.app-nav__label {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #64748b;
    padding: 8px 12px 6px;
}
.app-nav__link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 14px;
    margin-bottom: 4px;
    border-radius: 12px;
    color: #cbd5e1;
    font-size: 15px;
    font-weight: 500;
    transition: background 0.15s ease, color 0.15s ease;
}
.app-nav__link i { font-size: 18px; opacity: 0.9; }
.app-nav__link:hover {
    background: var(--app-sidebar-hover);
    color: #fff;
}
.app-nav__link.active {
    background: var(--app-sidebar-active);
    color: #5eead4;
    box-shadow: inset 0 0 0 1px rgba(45, 212, 191, 0.18);
}

.app-sidebar__user {
    padding: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(0, 0, 0, 0.15);
}
.app-user-card {
    display: flex;
    align-items: center;
    gap: 10px;
}
.app-user-card__avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, #334155, #475569);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 15px;
}
.app-user-card__name {
    font-size: 14px;
    font-weight: 600;
    color: #f8fafc;
}
.app-user-card__role {
    font-size: 13px;
    color: #94a3b8;
}
.app-logout {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 10px;
    font-size: 13px;
    color: #94a3b8;
}
.app-logout:hover { color: #fca5a5; }

.app-main {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.app-topbar {
    position: sticky;
    top: 0;
    z-index: 1030;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 28px;
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--app-border);
}
.app-topbar__title {
    margin: 0;
    font-size: 21px;
    font-weight: 700;
    color: var(--app-text);
}
.app-topbar__desc {
    margin: 2px 0 0;
    font-size: 14px;
    color: var(--app-muted);
}
.app-topbar__actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.app-content {
    padding: 24px 28px 32px;
}

.app-mobile-toggle {
    display: none;
    border: 1px solid var(--app-border);
    background: #fff;
    border-radius: 10px;
    width: 40px;
    height: 40px;
}

/* Page sections */
.page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 20px;
}
.page-header__title {
    margin: 0;
    font-size: 19px;
    font-weight: 700;
}
.page-header__desc {
    margin: 4px 0 0;
    font-size: 14px;
    color: var(--app-muted);
}

.page-card,
.card.page-card {
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    background: var(--app-surface);
    box-shadow: var(--app-shadow);
    overflow: hidden;
}
.page-card > .card-header,
.page-card > .card-footer {
    background: #fafbfc;
    border-color: var(--app-border);
    padding: 16px 20px;
}
.page-card > .card-header strong,
.page-card > .card-header.fw-bold {
    font-size: 16px;
    font-weight: 700;
}

.metric-card {
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    background: var(--app-surface);
    box-shadow: var(--app-shadow);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    height: 100%;
}
.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
}
.metric-card .card-body { padding: 22px 24px; }
.stat-grid .metric-card__label {
    font-size: 14px;
    color: var(--app-muted);
    margin-bottom: 8px;
}
.stat-grid .metric-card__value {
    font-size: 34px;
    font-weight: 700;
    line-height: 1;
    color: var(--app-text);
}
.stat-grid .metric-card__icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 21px;
}
.stat-grid .metric-card__icon--teal { background: #ccfbf1; color: #0f766e; }
.stat-grid .metric-card__icon--blue { background: #dbeafe; color: #1d4ed8; }
.stat-grid .metric-card__icon--amber { background: #fef3c7; color: #b45309; }
.stat-grid .metric-card__icon--violet { background: #ede9fe; color: #6d28d9; }

/* Tables */
.page-card .table {
    margin-bottom: 0;
    font-size: 14px;
}
.page-card .table thead th {
    background: #f8fafc;
    color: #475569;
    font-size: 14px;
    font-weight: 600;
    text-transform: none;
    letter-spacing: 0.01em;
    border-bottom: 1px solid var(--app-border);
    padding: 12px 16px;
    white-space: nowrap;
}
.page-card .table tbody td {
    padding: 14px 16px;
    vertical-align: middle;
    border-bottom: 1px solid #f1f5f9;
    color: #334155;
}
.page-card .table tbody tr:hover td {
    background: #f8fafc;
}
.page-card .table tbody tr:last-child td {
    border-bottom: none;
}

/* Badges */
.badge {
    font-weight: 600;
    font-size: 0.8125rem;
    padding: 0.4em 0.65em;
    border-radius: 999px;
}
.page-card .badge.bg-primary { background: #dbeafe !important; color: #1d4ed8 !important; }
.page-card .badge.bg-success { background: #dcfce7 !important; color: #15803d !important; }
.page-card .badge.bg-warning { background: #fef3c7 !important; color: #b45309 !important; }
.page-card .badge.bg-danger { background: #fee2e2 !important; color: #b91c1c !important; }
.page-card .badge.bg-info { background: #cffafe !important; color: #0e7490 !important; }
.page-card .badge.bg-secondary { background: #f1f5f9 !important; color: #475569 !important; }
.page-card .badge.bg-dark { background: #e2e8f0 !important; color: #334155 !important; }

/* Buttons in tables */
.page-card .btn-sm {
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    padding: 0.35rem 0.7rem;
}

/* Filters */
.filter-panel,
.upload-filter-bar {
    background: #fafbfc;
    border-bottom: 1px solid var(--app-border);
    padding: 18px 20px;
}
.filter-panel .form-label,
.upload-filter-bar .form-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--app-muted);
    margin-bottom: 4px;
}
.upload-stat-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border-radius: 999px;
    background: #f8fafc;
    border: 1px solid var(--app-border);
    font-size: 14px;
    color: #475569;
}
.upload-stat-pill strong { color: var(--app-text); }

.upload-batch-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 18px;
    margin: 0 18px 12px;
    background: #f8fafc;
    border: 1px solid var(--app-border);
    border-radius: 12px;
}
.upload-batch-bar__left {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px;
}
.upload-select-all {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.9375rem;
}

/* Modals */
.modal-content {
    border: none;
    border-radius: 18px;
    box-shadow: 0 24px 48px rgba(15, 23, 42, 0.18);
}
.modal-header {
    border-bottom: 1px solid var(--app-border);
    padding: 18px 22px;
}
.modal-body { padding: 22px; }
.modal-footer {
    border-top: 1px solid var(--app-border);
    padding: 14px 22px 18px;
}
.modal-title { font-weight: 700; font-size: 1.125rem; }

/* Forms */
.form-control, .form-select {
    border-radius: var(--app-radius-sm);
    border-color: var(--app-border);
    font-size: 0.9375rem;
}
.form-control-sm, .form-select-sm {
    border-radius: 8px;
    font-size: 0.875rem;
}
.form-label { font-size: 0.9375rem; }
.required::after { content: ' *'; color: #ef4444; }

/* Login */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background:
        radial-gradient(circle at 20% 20%, rgba(20, 184, 166, 0.18), transparent 35%),
        radial-gradient(circle at 80% 0%, rgba(59, 130, 246, 0.12), transparent 30%),
        linear-gradient(160deg, #0f172a 0%, #111827 45%, #1e293b 100%);
}
.login-card {
    width: 100%;
    max-width: 420px;
    background: rgba(255, 255, 255, 0.98);
    border-radius: 24px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
    overflow: hidden;
}
.login-card__hero {
    padding: 28px 32px 0;
    text-align: center;
}
.login-card__logo {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    border-radius: 16px;
    background: linear-gradient(135deg, #14b8a6, #0891b2);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 25px;
    box-shadow: 0 12px 24px rgba(20, 184, 166, 0.35);
}
.login-card__body { padding: 24px 32px 32px; }
.login-card .h4 { font-size: 1.375rem; }

/* Public homepage */
.site-home {
    background: var(--app-bg);
    color: var(--app-text);
}
.site-home__container {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}
.site-home__header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--app-border);
}
.site-home__header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 68px;
    gap: 16px;
}
.site-home__brand {
    display: flex;
    align-items: center;
    gap: 12px;
    color: inherit;
}
.site-home__brand strong {
    display: block;
    font-size: 1rem;
    line-height: 1.2;
}
.site-home__brand small {
    display: block;
    font-size: 0.8125rem;
    color: var(--app-muted);
}
.site-home__brand-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, #14b8a6, #0891b2);
    color: #fff;
    display: grid;
    place-items: center;
    font-size: 1.125rem;
    box-shadow: 0 8px 20px rgba(20, 184, 166, 0.28);
}
.site-home__nav {
    display: flex;
    align-items: center;
    gap: 18px;
    font-size: 0.9375rem;
}
.site-home__nav a:not(.btn) {
    color: var(--app-muted);
}
.site-home__nav a:not(.btn):hover {
    color: var(--app-accent);
}
.site-home__hero {
    padding: 72px 0 56px;
    background:
        radial-gradient(circle at 10% 10%, rgba(20, 184, 166, 0.12), transparent 32%),
        radial-gradient(circle at 90% 0%, rgba(59, 130, 246, 0.08), transparent 28%),
        linear-gradient(180deg, #ffffff 0%, var(--app-bg) 100%);
}
.site-home__hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
}
.site-home__eyebrow {
    margin: 0 0 12px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--app-accent);
    letter-spacing: 0.04em;
}
.site-home__hero h1 {
    margin: 0 0 16px;
    font-size: clamp(1.875rem, 4vw, 2.75rem);
    line-height: 1.15;
    font-weight: 700;
}
.site-home__lead {
    margin: 0 0 28px;
    font-size: 1.0625rem;
    color: var(--app-muted);
    max-width: 560px;
}
.site-home__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}
.site-home__hero-panel {
    display: grid;
    gap: 14px;
}
.site-home__stat-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 20px;
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    box-shadow: var(--app-shadow);
}
.site-home__stat-card strong {
    display: block;
    font-size: 1rem;
    margin-bottom: 2px;
}
.site-home__stat-card span {
    font-size: 0.875rem;
    color: var(--app-muted);
}
.site-home__stat-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: var(--app-accent-soft);
    color: var(--app-accent);
    display: grid;
    place-items: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}
.site-home__features {
    padding: 24px 0 72px;
}
.site-home__section-title {
    margin: 0 0 28px;
    font-size: 1.5rem;
    font-weight: 700;
}
.site-home__feature {
    height: 100%;
    padding: 24px;
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    box-shadow: var(--app-shadow);
}
.site-home__feature i {
    font-size: 1.5rem;
    color: var(--app-accent);
    margin-bottom: 12px;
    display: block;
}
.site-home__feature h3 {
    margin: 0 0 10px;
    font-size: 1.125rem;
}
.site-home__feature p {
    margin: 0;
    color: var(--app-muted);
    font-size: 0.9375rem;
}
.site-home__footer {
    border-top: 1px solid var(--app-border);
    background: #fff;
    padding: 20px 0;
}
.site-home__footer-inner {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    font-size: 0.875rem;
    color: var(--app-muted);
}
@media (max-width: 900px) {
    .site-home__hero-grid {
        grid-template-columns: 1fr;
    }
    .site-home__hero {
        padding-top: 40px;
    }
}

/* API docs */
.docs-content h5 {
    margin-top: 28px;
    margin-bottom: 12px;
    font-size: 17px;
    font-weight: 700;
}
.docs-content pre {
    background: #0f172a !important;
    color: #e2e8f0;
    border-radius: 12px;
    font-size: 13px;
    border: none;
}
.docs-content .table { font-size: 14px; }
.docs-content p, .docs-content li { font-size: 0.9375rem; }
.docs-content code {
    background: #f1f5f9;
    color: #0f766e;
    padding: 0.15em 0.4em;
    border-radius: 6px;
    font-size: 0.9em;
}
.docs-content .alert-info {
    background: #ecfeff;
    border-color: #a5f3fc;
    color: #155e75;
}

/* Toast */
.toast {
    border: none;
    border-radius: 12px;
    box-shadow: var(--app-shadow);
}
.toast-body { font-size: 0.9375rem; }

.table img.preview { max-height: 72px; border-radius: 8px; }

/* Dial settings */
.dial-category-list .list-group-item {
    border-left: none;
    border-right: none;
    padding: 14px 16px;
}
.dial-category-list .list-group-item.active {
    background: var(--app-accent-soft);
    border-color: #99f6e4;
    color: var(--app-text);
}
.dial-category-list .list-group-item.active .fw-semibold {
    color: var(--app-accent-hover);
}
.dial-thumb {
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid var(--app-border);
    cursor: pointer;
}
.dial-preview-img {
    max-width: 100%;
    max-height: 160px;
    border-radius: 10px;
    border: 1px solid var(--app-border);
}
.coord-box {
    background: #f8fafc;
    border: 1px solid var(--app-border);
    border-radius: 12px;
    padding: 14px;
    height: 100%;
}
.coord-box__title {
    font-size: 0.875rem;
    font-weight: 600;
    color: #475569;
    margin-bottom: 10px;
}

/* Sidebar overlay mobile */
.app-sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    z-index: 1035;
}

@media (max-width: 992px) {
    .app-sidebar {
        transform: translateX(-100%);
        transition: transform 0.25s ease;
    }
    .app-sidebar.is-open { transform: translateX(0); }
    .app-sidebar-backdrop.is-open { display: block; }
    .app-main { margin-left: 0; }
    .app-mobile-toggle { display: inline-flex; align-items: center; justify-content: center; }
    .app-content { padding: 18px 16px 24px; }
    .app-topbar { padding: 12px 16px; }
}