:root {
    color-scheme: light;
    --bg: #eef2f7;
    --bg-2: #f7f9fc;
    --panel: rgba(255, 255, 255, 0.96);
    --panel-soft: #fbfcfe;
    --line: rgba(21, 32, 51, 0.10);
    --line-strong: rgba(21, 32, 51, 0.14);
    --ink: #152033;
    --muted: #6b7280;
    --blue: #2d75ff;
    --green: #22b07d;
    --orange: #e79b2c;
    --red: #e05b6c;
    --shadow: 0 20px 45px rgba(21, 32, 51, 0.08);
    --bg-card: rgba(255, 255, 255, 0.98);
    --border-primary: rgba(21, 32, 51, 0.10);
    --border-secondary: rgba(21, 32, 51, 0.08);
    --text-primary: var(--ink);
    --text-secondary: var(--muted);
    --text-muted: #8a93a5;
    --accent-primary: var(--blue);
    --success: var(--green);
    --success-light: rgba(34, 176, 125, 0.12);
    --warning: var(--orange);
    --warning-light: rgba(231, 155, 44, 0.14);
    --danger: var(--red);
    --danger-light: rgba(224, 91, 108, 0.10);
    --radius-sm: 12px;
    --radius-md: 18px;
    --radius-lg: 24px;
    --spacing-sm: 12px;
    --spacing-md: 18px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
    margin: 0;
    font-family: "Space Grotesk", "Inter", system-ui, -apple-system, sans-serif;
    color: var(--ink);
    background:
        radial-gradient(circle at top left, rgba(45, 117, 255, 0.10), transparent 26%),
        radial-gradient(circle at top right, rgba(34, 176, 125, 0.08), transparent 24%),
        linear-gradient(180deg, #ffffff, var(--bg));
}

.badge {
    border-radius: 999px;
    padding: 0.55rem 0.8rem;
    font-weight: 800;
    letter-spacing: 0.02em;
}

.badge.bg-secondary,
.badge.bg-info,
.badge.bg-success,
.badge.bg-warning,
.badge.bg-primary {
    color: var(--ink) !important;
    border: 1px solid var(--line);
}

.badge.bg-secondary { background: rgba(21, 32, 51, 0.06) !important; }
.badge.bg-info { background: rgba(45, 117, 255, 0.10) !important; }
.badge.bg-success { background: rgba(34, 176, 125, 0.12) !important; }
.badge.bg-warning { background: rgba(231, 155, 44, 0.14) !important; }
.badge.bg-primary { background: rgba(45, 117, 255, 0.14) !important; }

.btn {
    border-radius: 14px;
    font-weight: 700;
    box-shadow: none !important;
}

.btn-success {
    background: linear-gradient(135deg, var(--green), #17966a);
    border-color: transparent;
}

.btn-warning {
    background: rgba(231,155,44,0.14);
    border-color: rgba(231,155,44,0.22);
    color: #9d6500;
}

.btn-outline-light,
.btn-outline-info,
.btn-outline-danger {
    border-color: rgba(21, 32, 51, 0.12);
    color: var(--ink);
    background: rgba(255, 255, 255, 0.92);
}

.btn-outline-light:hover,
.btn-outline-info:hover,
.btn-outline-danger:hover {
    background: rgba(45,117,255,0.08);
    color: var(--ink);
}

.btn-primary {
    background: linear-gradient(135deg, var(--blue), #3a78ef);
    border-color: transparent;
}

a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, h5, p { margin: 0; }

.app-container {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 300px minmax(0, 1fr);
}

.mobile-overlay { display: none; }

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--panel);
    border-right: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.sidebar-header,
.sidebar-footer {
    padding: 20px 20px 16px;
}

.sidebar-content {
    padding: 0 16px 16px;
    overflow: auto;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo-icon {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(45,117,255,0.12), rgba(34,176,125,0.14));
    color: var(--blue);
    font-size: 18px;
}

.logo-text {
    display: grid;
    gap: 2px;
}

.brand-name {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.brand-subtitle {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--muted);
}

.nav-category {
    margin: 14px 10px 10px;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--muted);
}

.nav-menu {
    display: grid;
    gap: 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 13px 14px;
    border-radius: 16px;
    color: #324055;
    transition: transform 140ms ease, background 140ms ease, box-shadow 140ms ease, color 140ms ease;
}

.nav-item:hover,
.nav-item.active {
    background: rgba(45,117,255,0.08);
    color: var(--ink);
    box-shadow: inset 0 0 0 1px rgba(45,117,255,0.10);
    transform: translateX(1px);
}

.nav-item .status-dot {
    width: 10px;
    height: 10px;
    border-radius: 999px;
}

.status-dot.online { background: var(--green); box-shadow: 0 0 0 4px rgba(34,176,125,0.14); }

.logout-btn {
    justify-content: center;
    background: rgba(224,91,108,0.08);
    color: var(--red);
}

.main-wrapper {
    min-width: 0;
    display: grid;
    grid-template-rows: auto 1fr;
}

.top-header {
    margin: 22px 22px 0;
    padding: 18px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.header-left,
.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.breadcrumb-area {
    display: grid;
    gap: 4px;
}

.page-title {
    font-size: 30px;
    line-height: 1.05;
    letter-spacing: -0.03em;
}

.current-date {
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.02em;
    border: 1px solid var(--line);
}

.status-badge.success {
    color: var(--green);
    background: rgba(34,176,125,0.08);
}

.profile-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 10px 14px;
    background: #fff;
}

.avatar {
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    color: var(--blue);
    background: rgba(45,117,255,0.10);
}

.user-info {
    display: grid;
    gap: 2px;
    text-align: left;
}

.user-name {
    font-weight: 800;
}

.user-role {
    font-size: 12px;
    color: var(--muted);
}

.glass-panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.glass-dropdown {
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.content-area {
    min-width: 0;
    padding: 22px;
}

.content-wrapper {
    display: grid;
    gap: 18px;
}

.footer {
    margin-top: 12px;
    padding: 4px 4px 0;
}

.text-gradient {
    background: linear-gradient(135deg, var(--blue), var(--green));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.custom-scrollbar {
    scrollbar-width: thin;
    scrollbar-color: rgba(21,32,51,0.22) transparent;
}

.custom-scrollbar::-webkit-scrollbar { width: 10px; height: 10px; }
.custom-scrollbar::-webkit-scrollbar-thumb {
    background: rgba(21,32,51,0.18);
    border-radius: 999px;
}

.glass-alert {
    border-radius: 16px;
}

.dashboard-container {
    display: grid;
    gap: 18px;
}

.dashboard-header {
    display: grid;
    gap: 8px;
    padding: 8px 0 2px;
}

.dashboard-header h1,
.dashboard-header h2 {
    font-size: 24px;
    line-height: 1.08;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

.dashboard-header p {
    color: var(--text-secondary);
    max-width: 880px;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.content-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 24px;
    box-shadow: var(--shadow);
    padding: 20px;
}

.content-card > * + * {
    margin-top: 16px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 14px;
}

.card-header h3 {
    font-size: 20px;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.stat-card {
    border: 1px solid var(--border-primary);
    border-radius: 18px;
    background: linear-gradient(180deg, #ffffff, #fbfcfe);
    padding: 16px;
    min-height: 118px;
    display: grid;
    align-content: start;
    gap: 8px;
}

.stat-label {
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-muted);
}

.stat-value {
    font-size: 30px;
    line-height: 1;
    letter-spacing: -0.04em;
    color: var(--text-primary);
}

.stat-change {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 600;
}

.stat-change.positive { color: var(--success); }
.stat-change.negative { color: var(--danger); }

.table-responsive {
    border-radius: 18px;
    border: 1px solid var(--border-primary);
    background: #ffffff;
}

.table {
    margin-bottom: 0;
    color: var(--text-primary);
}

.table thead th {
    border-bottom-color: var(--border-primary);
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 14px 12px;
    background: rgba(21, 32, 51, 0.03);
}

.table tbody td {
    border-bottom-color: var(--border-secondary);
    padding: 14px 12px;
    vertical-align: middle;
}

.table tbody tr:last-child td {
    border-bottom: 0;
}

.bg-light-transparent {
    background: rgba(21, 32, 51, 0.03);
}

.empty-state,
.loading-state {
    text-align: center;
    padding: 30px 16px !important;
    color: var(--text-secondary);
}

.loading-state-text {
    color: var(--text-secondary);
}

.chart-container {
    position: relative;
    border: 1px solid var(--border-primary);
    border-radius: 18px;
    background: linear-gradient(180deg, #ffffff, #fbfcfe);
    padding: 14px;
    overflow: hidden;
}

.form-label {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-control,
.form-select,
select.form-control,
input.form-control {
    min-height: 46px;
    border-radius: 14px;
    border: 1px solid var(--border-primary);
    background: #ffffff;
    color: var(--text-primary);
}

.form-control:focus,
.form-select:focus {
    border-color: rgba(45, 117, 255, 0.32);
    box-shadow: 0 0 0 4px rgba(45, 117, 255, 0.10);
}

.nav-tabs {
    border-bottom-color: var(--border-primary);
    gap: 8px;
}

.nav-tabs .nav-link {
    border: 1px solid transparent;
    border-radius: 14px 14px 0 0;
    color: var(--text-secondary);
    font-weight: 700;
}

.nav-tabs .nav-link.active {
    color: var(--text-primary);
    background: rgba(45, 117, 255, 0.08);
    border-color: rgba(45, 117, 255, 0.12);
}

.progress {
    border-radius: 999px;
    background: rgba(21, 32, 51, 0.08);
}

.btn-icon {
    margin-right: 6px;
}

.auth-page {
    display: grid;
    place-items: center;
    min-height: 100vh;
    padding: 24px;
}

.auth-shell {
    width: min(980px, 100%);
}

.auth-panel {
    border: 1px solid rgba(21, 32, 51, 0.10);
    border-radius: 28px;
    background:
        radial-gradient(circle at top left, rgba(45,117,255,0.08), transparent 22rem),
        radial-gradient(circle at bottom right, rgba(34,176,125,0.06), transparent 18rem),
        rgba(255,255,255,0.96);
    box-shadow: var(--shadow);
    padding: 32px;
}

.auth-brand {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    margin-bottom: 22px;
}

.auth-logo {
    width: 58px;
    height: 58px;
    display: grid;
    place-items: center;
    border-radius: 18px;
    color: var(--blue);
    background: rgba(45,117,255,0.10);
    font-size: 22px;
}

.auth-eyebrow {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--blue);
    font-weight: 800;
    margin-bottom: 8px;
}

.auth-brand h1 {
    font-size: 42px;
    line-height: 1.02;
    margin-bottom: 10px;
}

.auth-brand p {
    color: var(--muted);
    max-width: 640px;
}

.auth-form {
    display: grid;
    gap: 16px;
    margin-top: 18px;
}

.auth-label {
    display: grid;
    gap: 8px;
    font-weight: 600;
}

.auth-input {
    border-radius: 16px;
    min-height: 54px;
}

.auth-submit {
    min-height: 52px;
}

.auth-footer-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 24px;
}

.auth-footer-grid div {
    border: 1px solid rgba(21, 32, 51, 0.08);
    border-radius: 18px;
    background: rgba(255,255,255,0.88);
    padding: 16px;
    display: grid;
    gap: 6px;
}

.auth-footer-grid span {
    color: var(--muted);
    font-size: 13px;
}

.trial-hero {
    background:
        radial-gradient(circle at top left, rgba(45, 117, 255, 0.08), transparent 26rem),
        radial-gradient(circle at bottom right, rgba(34, 176, 125, 0.07), transparent 24rem),
        var(--panel);
    border: 1px solid var(--line);
}

.trial-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
}

.trial-card {
    border: 1px solid var(--line);
    background: linear-gradient(180deg, #ffffff, #fbfcfe);
    min-height: 560px;
}

.trial-card.v35 {
    border-color: rgba(34,176,125,0.26);
    box-shadow: 0 0 32px rgba(34,176,125,0.06);
}

.metric-strip {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
}

.trial-metric {
    padding: 0.92rem;
    border-radius: 1rem;
    background: var(--panel-soft);
    border: 1px solid var(--line);
}

.trial-metric .label {
    color: var(--muted);
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.trial-metric .value {
    font-family: "JetBrains Mono", monospace;
    font-size: 1.12rem;
    font-weight: 700;
    margin-top: 0.28rem;
}

.position-row {
    display: grid;
    grid-template-columns: 1.1fr 0.8fr 0.9fr 0.9fr;
    gap: 0.75rem;
    padding: 0.7rem 0;
    border-bottom: 1px solid rgba(21, 32, 51, 0.08);
    font-family: "JetBrains Mono", monospace;
    font-size: 0.82rem;
}

.trial-log {
    max-height: 220px;
    overflow: auto;
}

.muted-note {
    color: var(--muted);
    font-size: 0.88rem;
}

.badge-paper {
    border: 1px solid rgba(231,155,44,0.30);
    color: #b77000;
    background: rgba(231,155,44,0.12);
}

@media (max-width: 1200px) {
    .app-container {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: relative;
        height: auto;
    }
}

@media (max-width: 992px) {
    .top-header {
        flex-direction: column;
        align-items: stretch;
    }

    .trial-grid,
    .metric-strip,
    .content-grid,
    .stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .content-area {
        padding: 14px;
    }

    .page-title {
        font-size: 24px;
    }

    .trial-grid,
    .metric-strip,
    .content-grid,
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .card-header {
        flex-direction: column;
    }

    .position-row {
        grid-template-columns: 1fr 0.8fr 0.8fr 0.8fr;
        overflow-x: auto;
    }

    .auth-brand {
        display: grid;
        grid-template-columns: 1fr;
    }

    .auth-footer-grid {
        grid-template-columns: 1fr;
    }

    .auth-panel {
        padding: 22px;
    }

    .auth-brand h1 {
        font-size: 34px;
    }
}