@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700&family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

:root {
    --font-display: 'Orbitron', 'Space Grotesk', sans-serif;
    --font-body: 'Space Grotesk', 'IBM Plex Sans', 'Segoe UI', sans-serif;

    --neon-cyan: #00D2FF;
    --neon-lime: #91F086;
    --neon-pink: #FF427A;
    --neon-orange: #FF9D42;

    --deep-space: #0B1120;
    --midnight: #0F172A;
    --ink: #0F172A;
    --muted: #5B647A;

    --surface: #FFFFFF;
    --surface-2: #F3F7FF;
    --surface-3: #EDF6FF;

    --accent-gradient: linear-gradient(135deg, #8DFFB2 0%, #00D2FF 55%, #4CC9F0 100%);
    --accent-strong: linear-gradient(135deg, #00D2FF 0%, #5BF7D0 45%, #91F086 100%);
    --accent-hot: linear-gradient(135deg, #FF427A 0%, #FF9D42 100%);

    --shadow-soft: 0 12px 24px rgba(15, 23, 42, 0.12);
    --shadow-glow: 0 0 18px rgba(0, 210, 255, 0.18);
    --border-glow: rgba(0, 210, 255, 0.35);

    --sidebar-width: 260px;
    --navbar-height: 72px;
}

* {
    box-sizing: border-box;
}

body {
    background: linear-gradient(180deg, #F8FBFF 0%, #EEF5FF 55%, #FDF1F8 100%);
    color: var(--ink);
    font-family: var(--font-body);
    margin: 0;
    padding: 0;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image:
        radial-gradient(circle at 15% 20%, rgba(0, 210, 255, 0.15) 0%, transparent 45%),
        radial-gradient(circle at 85% 5%, rgba(255, 66, 122, 0.12) 0%, transparent 42%),
        radial-gradient(circle at 80% 80%, rgba(145, 240, 134, 0.12) 0%, transparent 45%);
    pointer-events: none;
    z-index: 0;
}

body::after {
    content: "";
    position: fixed;
    inset: 0;
    background-image:
        repeating-linear-gradient(90deg, rgba(0, 210, 255, 0.05) 0 1px, transparent 1px 80px),
        repeating-linear-gradient(0deg, rgba(0, 210, 255, 0.05) 0 1px, transparent 1px 80px);
    pointer-events: none;
    z-index: 0;
}

.container-scroller,
.page-body-wrapper,
.main-panel,
.content-wrapper {
    position: relative;
    z-index: 1;
}

.container-scroller {
    overflow: hidden;
}

.page-body-wrapper {
    min-height: calc(100vh - var(--navbar-height));
    display: flex;
    flex-direction: row;
    padding-top: var(--navbar-height);
}

/* Navbar */
.navbar {
    background: linear-gradient(90deg, #0B1120 0%, #111b30 100%);
    border-bottom: 1px solid rgba(0, 210, 255, 0.25);
    box-shadow: 0 8px 20px rgba(5, 10, 20, 0.35);
    height: var(--navbar-height);
    padding: 0 1.8rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    z-index: 1030;
}

.navbar::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-strong);
    opacity: 0.9;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #EAF4FF !important;
    font-family: var(--font-display);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 1rem;
    text-decoration: none;
}

.brand-logo-img {
    height: 38px;
    width: auto;
    display: block;
    filter: drop-shadow(0 0 12px rgba(0, 210, 255, 0.35));
}

.brand-logo-text {
    font-weight: 600;
}

.navbar-menu-wrapper {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

/* Sidebar */
.sidebar {
    min-height: calc(100vh - var(--navbar-height));
    background: linear-gradient(180deg, #0B1120 0%, #0F172A 100%);
    width: var(--sidebar-width);
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    height: calc(100% - var(--navbar-height));
    box-shadow: 10px 0 30px rgba(5, 10, 20, 0.35);
    border-right: 1px solid rgba(0, 210, 255, 0.2);
    z-index: 11;
}

.sidebar::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent-strong);
}

.sidebar .nav {
    display: flex;
    flex-direction: column;
    padding-left: 0;
    margin-bottom: 0;
    list-style: none;
}

.sidebar .nav .nav-item .nav-link {
    display: flex;
    align-items: center;
    padding: 1rem 1.8rem;
    color: rgba(234, 244, 255, 0.78);
    font-size: 0.86rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-family: var(--font-display);
    border-left: 3px solid transparent;
    transition: all 0.2s ease;
    text-decoration: none;
}

.sidebar .nav .nav-item .nav-link i {
    margin-right: 1.1rem;
    font-size: 1.05rem;
    color: rgba(0, 210, 255, 0.7);
    filter: drop-shadow(0 0 8px rgba(0, 210, 255, 0.35));
}

.sidebar .nav .nav-item.active > .nav-link,
.sidebar .nav .nav-item:hover > .nav-link {
    background: rgba(10, 18, 35, 0.9);
    color: #FFFFFF;
    border-left-color: var(--neon-cyan);
    box-shadow: inset 0 0 18px rgba(0, 210, 255, 0.12);
}

.sidebar .nav .nav-item.active .nav-link i,
.sidebar .nav .nav-item:hover .nav-link i {
    color: var(--neon-cyan);
}

.sidebar .nav .nav-item.nav-profile {
    margin: 18px 0 10px;
}

.sidebar .nav .nav-item.nav-profile .nav-link {
    flex-direction: row;
    gap: 12px;
    padding: 1rem 1.5rem;
    background: rgba(9, 15, 30, 0.8);
    border: 1px solid rgba(0, 210, 255, 0.2);
    border-radius: 14px;
    margin: 0 1rem;
}

.nav-profile-image {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    overflow: hidden;
    background: #0F172A;
    display: grid;
    place-items: center;
    border: 1px solid rgba(0, 210, 255, 0.4);
    box-shadow: 0 0 16px rgba(0, 210, 255, 0.2);
}

.nav-profile-logo {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.nav-profile-text .font-weight-bold {
    font-family: var(--font-display);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #EAF4FF;
}

.nav-profile-text .text-secondary {
    color: rgba(234, 244, 255, 0.6) !important;
}

/* Main panel */
.main-panel {
    width: calc(100% - var(--sidebar-width));
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - var(--navbar-height));
}

.content-wrapper {
    padding: 2.5rem 2.25rem;
    width: 100%;
    flex-grow: 1;
}

.page-header {
    margin-bottom: 24px;
    padding: 18px 24px;
    background: linear-gradient(180deg, #FFFFFF 0%, #F3F7FF 100%) padding-box,
        linear-gradient(135deg, rgba(0, 210, 255, 0.45), rgba(255, 66, 122, 0.2), rgba(145, 240, 134, 0.45)) border-box;
    border-radius: 16px;
    border: 1px solid transparent;
    box-shadow: var(--shadow-soft);
}

.page-title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin: 0;
    color: var(--ink);
}

.section-title {
    font-family: var(--font-display);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink);
}

/* DCC Tabs */
.tab-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 18px;
    border-bottom: 1px solid rgba(0, 210, 255, 0.2);
    padding-bottom: 10px;
}

.tab {
    padding: 10px 16px;
    font-size: 0.78rem;
    font-family: var(--font-display);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
    border: 1px solid rgba(0, 210, 255, 0.15);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.65);
    box-shadow: inset 0 0 10px rgba(0, 210, 255, 0.08);
    transition: all 0.2s ease;
}

.tab:hover {
    color: var(--ink);
    border-color: rgba(0, 210, 255, 0.45);
    box-shadow: 0 8px 16px rgba(0, 210, 255, 0.12);
}

.tab--selected {
    color: #05131D;
    background: var(--accent-strong);
    border-color: rgba(0, 210, 255, 0.6);
    box-shadow: 0 10px 20px rgba(0, 210, 255, 0.3);
}

/* Legacy dashboard layout support */
.dash-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
}

.header {
    background: linear-gradient(180deg, #0B1120 0%, #0F172A 100%);
    border-radius: 16px;
    padding: 20px 24px;
    margin-bottom: 28px;
    color: #EAF4FF;
    border: 1px solid rgba(0, 210, 255, 0.35);
    box-shadow: 0 12px 24px rgba(5, 10, 20, 0.35);
}

.header h1 {
    font-family: var(--font-display);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin: 0 0 6px;
}

.header p {
    color: rgba(234, 244, 255, 0.7);
    margin: 0;
}

/* Cards */
.card,
.filters-container,
.setting-item,
.chart-container,
.dash-table-container,
.details-container {
    background: linear-gradient(180deg, #FFFFFF 0%, #F8FBFF 100%) padding-box,
        linear-gradient(135deg, rgba(0, 210, 255, 0.35), rgba(255, 66, 122, 0.18), rgba(145, 240, 134, 0.35)) border-box;
    border: 1px solid transparent;
    border-radius: 16px;
    box-shadow: var(--shadow-soft), var(--shadow-glow);
}

.card {
    margin-bottom: 24px;
}

.card-body {
    padding: 2rem 2.2rem;
}

.card-header {
    font-family: var(--font-display);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.85rem;
    background: linear-gradient(90deg, rgba(0, 210, 255, 0.15), rgba(145, 240, 134, 0.12));
    border-bottom: 1px solid rgba(0, 210, 255, 0.2);
    color: var(--ink);
}

.card-description {
    color: var(--muted);
}

.tab-title {
    font-family: var(--font-display);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink);
    margin-bottom: 8px;
}

.tab-description {
    color: var(--muted);
    margin-bottom: 20px;
}

/* Metrics */
.metrics-container {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin-bottom: 28px;
}

.metric-card {
    flex: 1;
    min-width: 220px;
    padding: 18px 20px;
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    background: linear-gradient(180deg, #FFFFFF 0%, #F3F7FF 100%);
    border: 1px solid rgba(0, 210, 255, 0.2);
    box-shadow: var(--shadow-soft);
    --metric-accent: var(--accent-strong);
}

.metric-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--metric-accent);
}

.metric-card h3,
.metric-value {
    font-family: var(--font-display);
    letter-spacing: 0.05em;
    font-size: 2rem;
    margin: 0 0 6px;
    background: var(--accent-strong);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.metric-label {
    font-size: 0.95rem;
    color: var(--muted);
    margin: 0;
}

.metric-change {
    font-size: 0.85rem;
    color: rgba(15, 23, 42, 0.7);
    margin: 6px 0 0;
}

.bg-gradient-danger { --metric-accent: var(--accent-hot); }
.bg-gradient-info { --metric-accent: var(--accent-strong); }
.bg-gradient-success { --metric-accent: var(--accent-gradient); }
.bg-gradient-primary { --metric-accent: var(--accent-strong); }

/* Charts */
.charts-grid,
.charts-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 28px;
}

.chart-container {
    flex: 1;
    min-width: 320px;
    padding: 18px;
}

/* Filters and settings */
.filters-container {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 22px;
    padding: 18px 20px;
    align-items: flex-end;
}

.filter-item {
    flex: 1;
    min-width: 200px;
}

.filter-item label,
.setting-item label {
    display: block;
    margin-bottom: 8px;
    font-family: var(--font-display);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.72rem;
    color: var(--muted);
}

.filter-input,
input[type="text"],
input[type="number"],
input[type="time"],
textarea {
    width: 100%;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid rgba(0, 210, 255, 0.25);
    background: #FFFFFF;
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 0.95rem;
    box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.08);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.filter-input:focus,
input[type="text"]:focus,
input[type="number"]:focus,
input[type="time"]:focus,
textarea:focus {
    outline: none;
    border-color: var(--neon-cyan);
    box-shadow: 0 0 0 3px rgba(0, 210, 255, 0.2);
}

.setting-item {
    padding: 20px 22px;
    margin-bottom: 22px;
}

/* React Select (dcc.Dropdown) */
.Select-control {
    border: 1px solid rgba(0, 210, 255, 0.3) !important;
    border-radius: 12px !important;
    min-height: 44px !important;
    font-family: var(--font-body) !important;
    font-size: 0.95rem !important;
    box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.08) !important;
}

.Select-control:hover {
    border-color: var(--neon-cyan) !important;
    box-shadow: 0 0 0 3px rgba(0, 210, 255, 0.15) !important;
}

.Select-placeholder,
.Select--single > .Select-control .Select-value {
    line-height: 42px !important;
    padding-left: 12px !important;
    color: var(--ink) !important;
}

.Select-menu-outer {
    border-radius: 12px !important;
    border: 1px solid rgba(0, 210, 255, 0.2) !important;
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.16) !important;
    overflow: hidden;
}

.Select-option.is-selected {
    background: rgba(0, 210, 255, 0.2) !important;
    color: var(--ink) !important;
}

.Select-option.is-focused:not(.is-selected) {
    background: rgba(145, 240, 134, 0.18) !important;
    color: var(--ink) !important;
}

/* Slider */
.rc-slider-track {
    background: var(--accent-strong) !important;
    height: 4px !important;
}

.rc-slider-rail {
    background-color: rgba(15, 23, 42, 0.15) !important;
    height: 4px !important;
}

.rc-slider-handle {
    border-color: var(--neon-cyan) !important;
    background: #FFFFFF !important;
    box-shadow: 0 0 10px rgba(0, 210, 255, 0.5) !important;
}

.rc-slider-dot-active {
    border-color: var(--neon-cyan) !important;
}

/* Buttons */
.btn,
button {
    font-family: var(--font-display);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: 12px !important;
    border: 1px solid transparent;
    padding: 12px 20px;
    transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.btn-gradient-primary {
    background: var(--accent-strong) !important;
    color: #05131D !important;
    box-shadow: 0 8px 18px rgba(0, 210, 255, 0.35) !important;
}

.btn-gradient-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 22px rgba(0, 210, 255, 0.45) !important;
    opacity: 0.95;
}

.btn-primary,
.btn-outline-primary,
.btn-outline-secondary,
.btn-outline-danger {
    font-family: var(--font-display) !important;
    letter-spacing: 0.08em !important;
}

.btn-outline-primary {
    color: var(--neon-cyan) !important;
    border: 1px solid rgba(0, 210, 255, 0.4) !important;
    background: rgba(255, 255, 255, 0.6) !important;
}

.btn-outline-primary:hover {
    background: rgba(0, 210, 255, 0.15) !important;
}

.btn-outline-danger {
    color: var(--neon-pink) !important;
    border-color: rgba(255, 66, 122, 0.4) !important;
}

.btn-outline-secondary {
    color: var(--muted) !important;
    border-color: rgba(15, 23, 42, 0.2) !important;
}

.btn-primary,
.btn-success,
.btn-info,
.btn-warning {
    border: none !important;
    color: #05131D !important;
    background: var(--accent-gradient) !important;
}

.btn-primary:hover,
.btn-success:hover,
.btn-info:hover,
.btn-warning:hover {
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
}

/* Tabs hidden (sidebar nav handles navigation) */
.hidden-tabs .nav-tabs,
.hidden-tabs .nav {
    display: none !important;
}

.hidden-tabs-nav {
    display: none !important;
}

#tabs > .nav {
    display: none !important;
}

#tabs .nav,
#tabs .nav-tabs {
    display: none !important;
}

#tabs .tab-content {
    margin-top: 0 !important;
}

/* Status banners */
.status-banner {
    padding: 14px 16px;
    border-radius: 12px;
    font-weight: 600;
    background: rgba(0, 210, 255, 0.12);
    border: 1px solid rgba(0, 210, 255, 0.25);
    color: var(--ink);
}

.status-banner.warning {
    background: linear-gradient(
        90deg,
        rgba(0, 210, 255, 0.12),
        rgba(145, 240, 134, 0.14)
    );
    border-color: rgba(0, 210, 255, 0.4);
    color: #0F172A;
}

.status-banner.hot {
    background: rgba(255, 66, 122, 0.18);
    border-color: rgba(255, 66, 122, 0.35);
}

/* Tables */
.dash-table-container {
    overflow: hidden;
}

.dash-table-container .dash-spreadsheet-container .dash-spreadsheet-inner th,
.dash-header {
    background: var(--accent-strong) !important;
    color: #05131D !important;
    font-family: var(--font-display) !important;
    letter-spacing: 0.08em !important;
    text-transform: uppercase !important;
    font-size: 0.72rem !important;
    padding: 16px 12px !important;
    border-bottom: 1px solid rgba(0, 210, 255, 0.4) !important;
}

.dash-table-container .dash-spreadsheet-container .dash-spreadsheet-inner td,
.dash-spreadsheet-inner td {
    background-color: #FFFFFF !important;
    color: var(--ink) !important;
    border-bottom: 1px solid rgba(15, 23, 42, 0.08) !important;
    padding: 14px 12px !important;
    font-size: 0.9rem !important;
}

.dash-table-container .dash-spreadsheet-container .dash-spreadsheet-inner tr:hover td {
    background-color: rgba(0, 210, 255, 0.08) !important;
}

.dash-table-container .dash-spreadsheet-container .dash-spreadsheet-inner tr:nth-child(even) td {
    background-color: #F7FAFF !important;
}

/* Tooltip */
.dash-tooltip {
    background-color: #0F172A !important;
    color: #EAF4FF !important;
    border-radius: 8px !important;
}

/* Details sections */
.details-container {
    padding: 20px 22px;
}

.details-header {
    font-family: var(--font-display);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 12px;
    color: var(--ink);
}

.details-content,
.validation-details {
    color: var(--muted);
}

.details-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.details-table th {
    text-align: left;
    padding: 10px 12px;
    background: rgba(0, 210, 255, 0.12);
    color: var(--ink);
    font-family: var(--font-display);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-size: 0.7rem;
}

.details-table td {
    padding: 10px 12px;
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
    color: var(--ink);
}

.details-table tr:hover td {
    background: rgba(0, 210, 255, 0.06);
}

/* Footer */
.footer {
    background: transparent !important;
    border-top: 1px solid rgba(0, 210, 255, 0.2) !important;
    padding: 20px;
}

.footer .text-muted {
    color: rgba(15, 23, 42, 0.6) !important;
}

/* Responsive */
@media (max-width: 991px) {
    .sidebar {
        position: relative;
        top: 0;
        width: 100%;
        height: auto;
        box-shadow: none;
        border-right: none;
    }

    .main-panel {
        width: 100%;
        margin-left: 0;
    }

    .page-body-wrapper {
        flex-direction: column;
    }

    .navbar {
        position: relative;
    }
}