:root {
    --bg: #f3eee6;
    --bg-soft: rgba(255, 255, 255, 0.9);
    --ink: #102033;
    --ink-muted: #5a6677;
    --accent: #ec6f4c;
    --accent-dark: #b34f35;
    --teal: #0c9f9a;
    --gold: #e2b85a;
    --stroke: rgba(16, 32, 51, 0.1);
    --radius-xl: 28px;
    --radius-lg: 22px;
    --radius-md: 16px;
    --shadow-soft: 0 20px 44px rgba(16, 32, 51, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--ink);
    background:
        radial-gradient(circle at top left, rgba(236, 111, 76, 0.12), transparent 34%),
        radial-gradient(circle at right, rgba(12, 159, 154, 0.12), transparent 36%),
        linear-gradient(180deg, #faf7f2, var(--bg));
    font-family: "Avenir Next", "Segoe UI", sans-serif;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
select {
    font: inherit;
}

code {
    padding: 0.12rem 0.32rem;
    border-radius: 8px;
    background: rgba(16, 32, 51, 0.06);
    font-family: "SFMono-Regular", Consolas, monospace;
    font-size: 0.92em;
}

.shell {
    width: min(1280px, calc(100% - 28px));
    margin: 0 auto;
    padding: 18px 0 44px;
}

.admin-shell {
    width: min(1480px, calc(100% - 28px));
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.7fr);
    gap: 22px;
    padding: 28px 30px;
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, rgba(16, 32, 51, 0.96), rgba(25, 52, 79, 0.92));
    color: #fff8f0;
    box-shadow: var(--shadow-soft);
}

.hero h1 {
    margin: 0;
    max-width: 12ch;
    font-size: clamp(2.3rem, 4vw, 4.4rem);
    line-height: 0.96;
    letter-spacing: -0.04em;
}

.eyebrow {
    margin: 0 0 10px;
    color: rgba(255, 248, 240, 0.72);
    font-size: 0.78rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.hero-copy {
    max-width: 58ch;
    margin: 14px 0 0;
    color: rgba(255, 248, 240, 0.82);
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: end;
    align-content: end;
    justify-content: flex-start;
}

.pill,
.status-pill {
    display: inline-flex;
    align-items: center;
    padding: 10px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: inherit;
    font-size: 0.92rem;
}

.status-pill {
    background: #ffffff;
    border-color: var(--stroke);
    color: var(--ink);
}

.status-pill.online {
    background: rgba(12, 159, 154, 0.1);
    color: #0a736f;
}

.status-pill.offline {
    background: rgba(236, 111, 76, 0.1);
    color: var(--accent-dark);
}

.app-shell {
    display: grid;
    gap: 18px;
    margin-top: 18px;
}

.panel {
    border-radius: var(--radius-xl);
    background: var(--bg-soft);
    border: 1px solid rgba(255, 255, 255, 0.65);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(12px);
}

.main-card,
.side-card,
.review-card,
.result-card {
    padding: 26px;
}

.side-card {
    display: grid;
    align-content: start;
    gap: 18px;
}

.app-grid,
.score-hero,
.admin-grid {
    display: grid;
    gap: 18px;
    align-items: start;
}

.app-grid {
    grid-template-columns: minmax(0, 1fr) 320px;
}

.score-hero {
    grid-template-columns: minmax(0, 1.3fr) minmax(260px, 0.8fr);
}

.admin-grid {
    grid-template-columns: 350px minmax(0, 1fr);
}

.stack {
    display: grid;
    gap: 18px;
}

.section-title {
    margin: 0 0 8px;
    font-size: clamp(1.5rem, 2vw, 2.1rem);
    line-height: 1;
    letter-spacing: -0.03em;
}

.section-copy {
    margin: 0;
    color: var(--ink-muted);
}

.status-row,
.action-row,
.summary-grid,
.question-actions,
.review-actions,
.result-actions,
.admin-toolbar-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.stat-card,
.mini-card,
.review-group,
.result-category,
.admin-question-card {
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(16, 32, 51, 0.08);
}

.stat-card {
    padding: 18px;
}

.stat-card small {
    display: block;
    margin-bottom: 6px;
    color: var(--ink-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.72rem;
}

.stat-card strong {
    display: block;
    font-size: 1.6rem;
    letter-spacing: -0.03em;
}

.mini-list,
.category-list,
.review-grid,
.result-grid,
.admin-attempt-list,
.admin-question-list {
    display: grid;
    gap: 12px;
}

.mini-card {
    padding: 16px;
}

.mini-card h3,
.mini-card p,
.review-group h3,
.result-category h3 {
    margin: 0;
}

.mini-card p {
    margin-top: 6px;
    color: var(--ink-muted);
    font-size: 0.92rem;
}

.banner {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    padding: 16px 18px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(16, 32, 51, 0.08);
}

.banner strong {
    display: block;
    margin-bottom: 4px;
}

.banner-info {
    background: rgba(16, 32, 51, 0.04);
}

.banner-success {
    background: rgba(12, 159, 154, 0.1);
    border-color: rgba(12, 159, 154, 0.18);
}

.banner-warning {
    background: rgba(236, 111, 76, 0.1);
    border-color: rgba(236, 111, 76, 0.16);
}

.banner-error {
    background: rgba(179, 79, 53, 0.12);
    border-color: rgba(179, 79, 53, 0.22);
}

.form-grid,
.field {
    display: grid;
    gap: 8px;
}

.field label {
    font-size: 0.92rem;
    color: var(--ink-muted);
}

.field input,
.field select {
    width: 100%;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(16, 32, 51, 0.14);
    background: rgba(255, 255, 255, 0.9);
    color: var(--ink);
}

.hint {
    margin: 0;
    color: var(--ink-muted);
    font-size: 0.92rem;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 18px;
    border-radius: 999px;
    border: 0;
    font-weight: 600;
    cursor: pointer;
    transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;
}

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

.button:disabled {
    cursor: not-allowed;
    opacity: 0.55;
    transform: none;
}

.button.primary {
    background: linear-gradient(135deg, var(--accent), #ff8f57);
    color: #fff8f0;
    box-shadow: 0 10px 18px rgba(236, 111, 76, 0.18);
}

.button.secondary {
    background: #ffffff;
    color: var(--ink);
    border: 1px solid var(--stroke);
}

.button.ghost {
    background: transparent;
    color: var(--ink);
    border: 1px dashed rgba(16, 32, 51, 0.2);
}

.button.danger {
    background: rgba(179, 53, 53, 0.1);
    color: #a02020;
    border: 1px solid rgba(179, 53, 53, 0.22);
}

.button.danger:hover {
    background: #b33535;
    color: #fff8f0;
    box-shadow: 0 8px 16px rgba(179, 53, 53, 0.2);
}

.inline-form {
    display: inline-flex;
}

.hero-logout-form {
    margin: 0;
}

.hero-logout-button {
    min-height: 40px;
    color: #fff8f0;
    border-style: solid;
    border-color: rgba(255, 255, 255, 0.16);
}

.hero-logout-button:hover {
    background: rgba(255, 255, 255, 0.08);
}

.auth-card {
    width: min(560px, 100%);
    margin: 0 auto;
    display: grid;
    gap: 20px;
}

.auth-copy {
    display: grid;
    gap: 8px;
}

.auth-eyebrow {
    margin-bottom: 0;
    color: var(--ink-muted);
}

.auth-form {
    gap: 16px;
}

.auth-actions {
    justify-content: flex-start;
}

.progress-shell {
    display: grid;
    gap: 12px;
}

.question-index,
.badge-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
}

.question-number {
    color: var(--ink-muted);
    font-size: 0.92rem;
}

.progress-track {
    height: 14px;
    border-radius: 999px;
    background: rgba(16, 32, 51, 0.08);
    overflow: hidden;
}

.progress-bar,
.mini-bar span {
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--teal), var(--accent));
}

.mini-bar {
    height: 8px;
    margin-top: 12px;
    border-radius: 999px;
    background: rgba(16, 32, 51, 0.08);
    overflow: hidden;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 0.84rem;
    font-weight: 600;
}

.badge.category {
    background: rgba(12, 159, 154, 0.1);
    color: #0a736f;
}

.badge.level-basic {
    background: rgba(16, 32, 51, 0.08);
}

.badge.level-intermediate {
    background: rgba(226, 184, 90, 0.16);
    color: #8a6813;
}

.badge.level-advanced {
    background: rgba(236, 111, 76, 0.14);
    color: var(--accent-dark);
}

.question-copy,
.admin-question-prompt {
    margin: 0;
    font-size: 1.08rem;
    line-height: 1.5;
}

.option-list {
    display: grid;
    gap: 12px;
}

.option-card {
    display: grid;
    grid-template-columns: 22px minmax(0, 1fr);
    gap: 14px;
    align-items: start;
    padding: 16px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(16, 32, 51, 0.12);
    background: rgba(255, 255, 255, 0.82);
    cursor: pointer;
}

.option-card.active {
    border-color: rgba(12, 159, 154, 0.28);
    background: rgba(12, 159, 154, 0.08);
}

.option-card strong {
    display: block;
    margin-bottom: 6px;
    color: var(--ink-muted);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.question-actions .spacer {
    flex: 1 1 auto;
}

.review-card,
.result-card {
    padding: 24px;
}

.review-group,
.result-category {
    padding: 18px;
}

.review-group header,
.result-category header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}

.question-chip-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.question-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    border-radius: 14px;
    border: 1px solid rgba(16, 32, 51, 0.12);
    background: #ffffff;
}

.question-chip.answered {
    background: rgba(12, 159, 154, 0.12);
    border-color: rgba(12, 159, 154, 0.2);
}

.question-chip.unanswered {
    background: rgba(236, 111, 76, 0.08);
    border-color: rgba(236, 111, 76, 0.15);
}

.score-panel {
    padding: 24px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(16, 32, 51, 0.96), rgba(20, 46, 71, 0.92));
    color: #fff7ef;
}

.score-panel p {
    margin: 8px 0 0;
    color: rgba(255, 247, 239, 0.76);
}

.score-circle {
    display: grid;
    place-items: center;
    width: 180px;
    aspect-ratio: 1;
    margin-top: 20px;
    border-radius: 50%;
    background: conic-gradient(from 90deg, var(--gold), var(--accent), var(--teal), var(--gold));
}

.score-circle-inner {
    display: grid;
    place-items: center;
    width: 128px;
    aspect-ratio: 1;
    border-radius: 50%;
    background: #112439;
}

.score-circle-inner strong {
    font-size: 2rem;
    letter-spacing: -0.04em;
}

.score-circle-inner span {
    color: rgba(255, 247, 239, 0.68);
}

.admin-toolbar {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
    gap: 18px;
    padding: 20px 22px;
}

.admin-filter-form {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 180px) auto;
    gap: 14px;
    align-items: end;
}

.admin-summary-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.admin-summary-grid-wide {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.admin-stat-card {
    background: linear-gradient(180deg, rgba(12, 159, 154, 0.08), rgba(12, 159, 154, 0.03));
}

.admin-stat-card p {
    margin: 10px 0 0;
    color: var(--ink-muted);
    font-size: 0.88rem;
}

.admin-list-card,
.admin-detail-card {
    min-height: 0;
}

.admin-list-card {
    position: sticky;
    top: 22px;
    max-height: calc(100vh - 44px);
    overflow: auto;
}

.admin-attempt-card {
    display: grid;
    gap: 8px;
    padding: 15px 15px 15px 16px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid rgba(16, 32, 51, 0.08);
    border-left: 4px solid transparent;
}

.admin-attempt-card.is-current {
    background: rgba(12, 159, 154, 0.09);
    border-color: rgba(12, 159, 154, 0.32);
    border-left-color: var(--teal);
}

.admin-attempt-head {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
}

.admin-attempt-card p {
    margin: 0;
    color: var(--ink-muted);
    font-size: 0.9rem;
}

.admin-directory-head,
.admin-detail-toolbar {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: start;
}

.admin-directory-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.admin-directory-meta {
    align-items: center;
}

.admin-detail-shell {
    gap: 24px;
}

.admin-history-list {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.admin-detail-hero {
    align-items: center;
}

.admin-score-hero {
    grid-template-columns: minmax(320px, 0.7fr) minmax(0, 1fr);
}

.admin-inline-summary {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

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

.admin-answer-card {
    padding: 14px;
    border-radius: var(--radius-md);
    background: rgba(16, 32, 51, 0.04);
    border: 1px solid rgba(16, 32, 51, 0.08);
}

.admin-answer-card small {
    display: block;
    margin-bottom: 6px;
    color: var(--ink-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.72rem;
}

.admin-empty-state,
.admin-empty-grid {
    display: grid;
    gap: 18px;
}

.admin-empty-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
    gap: 20px;
    padding: 24px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(16, 32, 51, 0.96), rgba(25, 52, 79, 0.92));
    color: #fff7ef;
}

.admin-pill-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-content: start;
}

.admin-pill {
    background: rgba(255, 255, 255, 0.08);
}

.admin-empty-eyebrow {
    color: rgba(249, 246, 242, 0.66);
}

.admin-empty-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.orb {
    position: fixed;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    filter: blur(84px);
    opacity: 0.3;
    pointer-events: none;
    z-index: -1;
}

.orb-a {
    top: -120px;
    left: -120px;
    background: rgba(236, 111, 76, 0.4);
}

.orb-b {
    right: -80px;
    bottom: -120px;
    background: rgba(12, 159, 154, 0.34);
}

@media (max-width: 1100px) {
    .hero,
    .app-grid,
    .score-hero,
    .admin-toolbar,
    .admin-grid,
    .admin-score-hero,
    .admin-answer-grid,
    .admin-empty-hero,
    .admin-empty-grid {
        grid-template-columns: 1fr;
    }

    .admin-filter-form {
        grid-template-columns: 1fr;
    }

    .admin-summary-grid-wide,
    .admin-directory-list {
        grid-template-columns: 1fr;
    }

    .admin-directory-head,
    .admin-detail-toolbar {
        flex-direction: column;
        align-items: stretch;
    }
}

@media (max-width: 720px) {
    .shell,
    .admin-shell {
        width: min(100% - 16px, 100%);
    }

    .hero,
    .main-card,
    .side-card,
    .review-card,
    .result-card,
    .admin-toolbar {
        padding: 20px;
    }

    .button,
    .inline-form {
        width: 100%;
    }

    .question-actions,
    .review-actions,
    .result-actions,
    .admin-toolbar-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .question-actions .spacer {
        display: none;
    }

    .score-circle {
        width: 156px;
    }

    .score-circle-inner {
        width: 112px;
    }
}