:root {
    --bg: #ececeb;
    --surface: rgba(255, 255, 255, 0.82);
    --surface-strong: rgba(255, 255, 255, 0.94);
    --surface-muted: rgba(255, 255, 255, 0.7);
    --field-bg: rgba(255, 255, 255, 0.78);
    --chip-bg: rgba(255, 255, 255, 0.68);
    --topbar-bg: rgba(236, 236, 235, 0.82);
    --stroke: rgba(24, 34, 37, 0.1);
    --text: #162124;
    --muted: #5f6b70;
    --accent: #0f766e;
    --accent-soft: #d9f4ef;
    --accent-strong: #0a4e49;
    --danger: #a63c2d;
    --danger-soft: #f8d8d2;
    --warning: #9a6a17;
    --warning-soft: #f5ead0;
    --shadow: 0 20px 50px rgba(23, 31, 33, 0.08);
    --body-radial-left: rgba(24, 34, 37, 0.04);
    --body-radial-right: rgba(24, 34, 37, 0.03);
    --body-bg-start: #f1f1ef;
    --body-bg-end: #e6e6e3;
    --panel-highlight-bg: linear-gradient(135deg, #fff8ea 0%, #fff 100%);
    --upload-bg: linear-gradient(180deg, rgba(255,255,255,0.66), rgba(217,244,239,0.56));
    --upload-bg-hover: linear-gradient(180deg, rgba(255,255,255,0.88), rgba(217,244,239,0.86));
    --flash-success-bg: rgba(217, 244, 239, 0.72);
    --flash-danger-bg: rgba(248, 216, 210, 0.82);
    color-scheme: light;
}

:root[data-theme="dark"] {
    --bg: #2a2d31;
    --surface: rgba(46, 50, 55, 0.9);
    --surface-strong: rgba(54, 58, 63, 0.96);
    --surface-muted: rgba(58, 62, 67, 0.88);
    --field-bg: rgba(52, 56, 61, 0.9);
    --chip-bg: rgba(60, 64, 69, 0.86);
    --topbar-bg: rgba(36, 39, 43, 0.86);
    --stroke: rgba(235, 240, 244, 0.12);
    --text: #f3f5f7;
    --muted: #c1c8ce;
    --accent: #77b8af;
    --accent-soft: rgba(119, 184, 175, 0.18);
    --accent-strong: #d5ece8;
    --danger: #f0a39c;
    --danger-soft: rgba(166, 60, 45, 0.18);
    --warning: #e3cb93;
    --warning-soft: rgba(154, 106, 23, 0.2);
    --shadow: 0 20px 50px rgba(0, 0, 0, 0.28);
    --body-radial-left: rgba(255, 255, 255, 0.03);
    --body-radial-right: rgba(255, 255, 255, 0.02);
    --body-bg-start: #3a3d42;
    --body-bg-end: #2b2e33;
    --panel-highlight-bg: rgba(58, 62, 67, 0.92);
    --upload-bg: rgba(56, 60, 65, 0.92);
    --upload-bg-hover: rgba(64, 68, 73, 0.96);
    --flash-success-bg: rgba(78, 103, 99, 0.82);
    --flash-danger-bg: rgba(96, 61, 57, 0.86);
    color-scheme: dark;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    color: var(--text);
    background:
        radial-gradient(circle at top left, var(--body-radial-left), transparent 34%),
        radial-gradient(circle at top right, var(--body-radial-right), transparent 28%),
        linear-gradient(180deg, var(--body-bg-start) 0%, var(--body-bg-end) 100%);
    font-family: Georgia, "Times New Roman", serif;
    transition: background 0.2s ease, color 0.2s ease;
}

.shell-container {
    width: min(1180px, calc(100vw - 32px));
    margin: 0 auto;
}

.app-shell {
    min-height: 100vh;
    padding-bottom: 40px;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(12px);
    background: var(--topbar-bg);
    border-bottom: 1px solid var(--stroke);
}

.topbar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 76px;
}

.brandmark {
    display: inline-flex;
    gap: 14px;
    align-items: center;
    color: var(--text);
    text-decoration: none;
}

.brandmark-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--accent);
    color: #fff;
    font: 700 0.9rem/1 "Trebuchet MS", sans-serif;
    letter-spacing: 0.08em;
}

.brandmark strong,
.page-header h1,
.panel-title,
.auth-panel h1,
.key-card h3 {
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
}

.brandmark small {
    display: block;
    color: var(--muted);
    font-size: 0.78rem;
}

.topnav {
    display: flex;
    align-items: center;
    gap: 12px;
}

.theme-switcher {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 8px;
    border-radius: 999px;
    border: 1px solid var(--stroke);
    background: var(--chip-bg);
}

.theme-switcher-label {
    margin: 0;
    color: var(--muted);
    font: 700 0.74rem/1 "Trebuchet MS", sans-serif;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.theme-toggle {
    display: inline-flex;
    align-items: center;
    padding: 3px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid var(--stroke);
    gap: 3px;
}

.theme-toggle-option {
    border: none;
    background: transparent;
    color: var(--muted);
    padding: 8px 12px;
    border-radius: 999px;
    font: 700 0.8rem/1 "Trebuchet MS", sans-serif;
    cursor: pointer;
    transition: background 0.18s ease, color 0.18s ease;
}

.theme-toggle-option[data-active="true"] {
    background: var(--surface-strong);
    color: var(--text);
    box-shadow: inset 0 0 0 1px var(--stroke), 0 4px 12px rgba(0, 0, 0, 0.06);
}

.theme-toggle-option:hover {
    color: var(--text);
}

.topnav-link {
    color: var(--muted);
    text-decoration: none;
    font: 600 0.92rem/1.2 "Trebuchet MS", sans-serif;
}

.topnav-link:hover {
    color: var(--text);
}

.page-body {
    padding-top: 36px;
}

.page-header {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    align-items: flex-start;
    margin-bottom: 28px;
}

.page-header h1 {
    margin: 6px 0 10px;
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 0.98;
}

.page-header p {
    max-width: 720px;
    margin: 0;
    color: var(--muted);
    font-size: 1rem;
}

.eyebrow {
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font: 700 0.72rem/1 "Trebuchet MS", sans-serif;
    color: var(--accent-strong);
}

.header-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.meta-chip,
.metric-chip {
    display: inline-flex;
    gap: 8px;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    border: 1px solid var(--stroke);
    background: var(--chip-bg);
    font: 600 0.8rem/1 "Trebuchet MS", sans-serif;
}

.panel {
    background: var(--surface);
    border: 1px solid var(--stroke);
    border-radius: 24px;
    box-shadow: var(--shadow);
    padding: 24px;
}

.panel-highlight {
    background: var(--panel-highlight-bg);
}

.panel-head {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: flex-start;
    margin-bottom: 22px;
}

.panel-title {
    margin: 6px 0 0;
    font-size: 1.35rem;
}

.panel-note {
    margin: 12px 0 0;
    color: var(--muted);
    font-size: 0.92rem;
}

.split-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.9fr);
    gap: 24px;
}

.panel-upload {
    min-height: 100%;
}

.upload-zone {
    border: 1px dashed var(--stroke);
    border-radius: 24px;
    padding: 36px 28px;
    background: var(--upload-bg);
    cursor: pointer;
    transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}

.upload-zone.dragover,
.upload-zone:hover {
    border-color: var(--accent);
    transform: translateY(-1px);
    background: var(--upload-bg-hover);
}

.upload-zone-copy {
    margin-bottom: 18px;
}

.upload-zone-copy i {
    font-size: 1.4rem;
    color: var(--accent);
    margin-bottom: 14px;
}

.upload-zone-copy h3 {
    margin: 0 0 8px;
    font: 700 1.2rem/1.1 "Trebuchet MS", sans-serif;
}

.upload-zone-copy p {
    margin: 0;
    color: var(--muted);
}

.file-stack {
    margin-top: 18px;
}

.section-label {
    margin-bottom: 10px;
    color: var(--muted);
    font: 700 0.78rem/1 "Trebuchet MS", sans-serif;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.file-card,
.result-card,
.team-card,
.key-card {
    background: var(--surface-strong);
    border: 1px solid var(--stroke);
    border-radius: 18px;
}

.file-card {
    padding: 14px 16px;
    margin-bottom: 10px;
}

.file-card strong,
.result-card strong {
    display: block;
    font: 700 0.96rem/1.2 "Trebuchet MS", sans-serif;
}

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

.action-row {
    display: flex;
    gap: 12px;
    margin-top: 18px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
    border-radius: 14px;
    border: 1px solid transparent;
    text-decoration: none;
    font: 700 0.9rem/1 "Trebuchet MS", sans-serif;
    cursor: pointer;
    transition: transform 0.2s ease, opacity 0.2s ease, border-color 0.2s ease;
}

.button:hover {
    transform: translateY(-1px);
}

.button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.button-block {
    width: 100%;
}

.button-compact {
    padding: 10px 13px;
    font-size: 0.82rem;
}

.button-primary {
    background: var(--accent);
    color: #fff;
}

.button-secondary {
    background: var(--accent-soft);
    border-color: rgba(15, 118, 110, 0.18);
    color: var(--accent-strong);
}

.button-ghost {
    background: var(--chip-bg);
    border-color: var(--stroke);
    color: var(--text);
}

.button-danger {
    background: var(--danger-soft);
    border-color: rgba(166, 60, 45, 0.16);
    color: var(--danger);
}

.loading {
    align-items: center;
    gap: 10px;
}

.checklist {
    display: grid;
    gap: 14px;
}

.check-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.check-item i {
    color: var(--accent);
    margin-top: 2px;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.metric-grid.compact {
    grid-template-columns: 2fr 1fr 1fr;
}

.metric-card {
    padding: 16px;
    border-radius: 18px;
    background: var(--surface-muted);
    border: 1px solid var(--stroke);
    min-height: 90px;
}

.metric-card.align-start strong {
    font-size: 0.98rem;
}

.metric-card span {
    display: block;
    color: var(--muted);
    font-size: 0.84rem;
}

.metric-card strong {
    display: block;
    margin-top: 10px;
    font: 700 1.15rem/1.1 "Trebuchet MS", sans-serif;
}

.metric-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 16px;
}

.metric-chip {
    border-radius: 16px;
    padding: 10px 12px;
}

.metric-chip strong {
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.result-stack,
.key-list {
    display: grid;
    gap: 14px;
}

.result-card,
.key-card,
.team-card {
    padding: 18px;
}

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

.analytics-stat strong {
    display: block;
    margin-top: 10px;
    font: 700 2rem/1 "Trebuchet MS", sans-serif;
}

.analytics-stat p {
    margin: 10px 0 0;
    color: var(--muted);
}

.analytics-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(320px, 0.95fr);
    gap: 24px;
}

.analytics-side-stack {
    display: grid;
    gap: 24px;
}

.analytics-mini-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.analytics-bottom-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
}

.chart-wrap {
    position: relative;
    min-height: 280px;
}

.chart-wrap.chart-tall {
    min-height: 360px;
}

.analytics-table code {
    font-size: 0.78rem;
}

.result-card-top,
.key-card-top {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: flex-start;
}

.result-card-top p,
.key-card p {
    color: var(--muted);
}

.result-card-status,
.key-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-end;
}

.status-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    border-radius: 999px;
    font: 700 0.76rem/1 "Trebuchet MS", sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.status-active {
    background: var(--accent-soft);
    color: var(--accent-strong);
}

.status-paused {
    background: var(--warning-soft);
    color: var(--warning);
}

.status-revoked {
    background: var(--danger-soft);
    color: var(--danger);
}

.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--stroke);
    border-radius: 18px;
    background: var(--surface-muted);
}

.minimal-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 980px;
}

.minimal-table th,
.minimal-table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--stroke);
    text-align: left;
    font-size: 0.9rem;
}

.minimal-table th {
    font: 700 0.76rem/1 "Trebuchet MS", sans-serif;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
}

.json-output,
.field-input {
    width: 100%;
    border-radius: 18px;
    border: 1px solid var(--stroke);
    background: var(--field-bg);
    color: var(--text);
    padding: 14px 16px;
}

.json-output {
    margin-top: 16px;
    font: 500 0.84rem/1.5 "Courier New", monospace;
    color: var(--text);
}

.stack-form {
    display: grid;
    gap: 12px;
}

.field-label {
    font: 700 0.82rem/1 "Trebuchet MS", sans-serif;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.secret-row {
    display: flex;
    gap: 12px;
    align-items: stretch;
}

.secret-value {
    flex: 1;
    padding: 14px 16px;
    border-radius: 18px;
    border: 1px solid var(--stroke);
    background: var(--field-bg);
    word-break: break-all;
}

.key-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 18px;
    color: var(--muted);
    font-size: 0.86rem;
    margin-top: 10px;
}

.empty-state {
    padding: 16px 0 6px;
}

.empty-state h3 {
    font: 700 1rem/1.1 "Trebuchet MS", sans-serif;
    margin-bottom: 8px;
}

.auth-layout {
    min-height: calc(100vh - 180px);
    display: grid;
    place-items: center;
}

.auth-panel {
    width: min(460px, 100%);
}

.flash-stack {
    display: grid;
    gap: 10px;
    margin-bottom: 20px;
}

.flash {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid var(--stroke);
}

.flash-success {
    background: var(--flash-success-bg);
}

.flash-danger {
    background: var(--flash-danger-bg);
}

.flash-dismiss {
    border: none;
    background: transparent;
    color: inherit;
}

.text-muted {
    color: var(--muted) !important;
}

.text-success {
    color: var(--accent-strong) !important;
}

.text-danger {
    color: var(--danger) !important;
}

@media (max-width: 960px) {
    .analytics-stat-grid,
    .analytics-layout,
    .split-layout,
    .metric-grid,
    .metric-grid.compact,
    .page-header {
        grid-template-columns: 1fr;
        display: grid;
    }

    .page-header {
        gap: 18px;
    }

    .topbar-inner,
    .result-card-top,
    .key-card-top,
    .secret-row {
        flex-direction: column;
        align-items: stretch;
    }

    .topnav {
        flex-wrap: wrap;
        justify-content: flex-start;
    }

    .theme-switcher {
        width: 100%;
        justify-content: space-between;
    }

    .theme-toggle {
        flex: 1;
        justify-content: stretch;
    }

    .theme-toggle-option {
        flex: 1;
    }

    .analytics-bottom-layout {
        grid-template-columns: 1fr;
    }
}