:root {
    color-scheme: light;
    --color-bg: #f7f4ef;
    --color-surface: #ffffff;
    --color-text: #211f1d;
    --color-muted: #6f6760;
    --color-border: #ded6cc;
    --color-primary: #7a1f2b;
    --color-primary-strong: #5f1520;
    --color-accent: #2f6f63;
    --shadow-soft: 0 16px 35px rgba(42, 34, 27, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.5;
}

a {
    color: inherit;
}

.skip-link {
    position: absolute;
    left: 1rem;
    top: -4rem;
    background: var(--color-primary);
    color: #fff;
    padding: 0.6rem 0.9rem;
    z-index: 10;
}

.skip-link:focus {
    top: 1rem;
}

.app-header {
    position: sticky;
    top: 0;
    z-index: 2;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    padding: 0.9rem clamp(1rem, 3vw, 2rem);
    background: rgba(255, 255, 255, 0.92);
    border-bottom: 1px solid var(--color-border);
    backdrop-filter: blur(14px);
}

.brand,
.app-nav,
.logout-form {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.brand {
    font-weight: 800;
}

.brand-mark {
    display: grid;
    width: 2rem;
    height: 2rem;
    place-items: center;
    border-radius: 6px;
    background: var(--color-primary);
    color: #fff;
}

.app-nav {
    flex-wrap: wrap;
    font-size: 0.95rem;
}

.logout-form {
    flex-wrap: wrap;
    color: var(--color-muted);
    font-size: 0.92rem;
}

.app-nav a {
    padding: 0.45rem 0.65rem;
    border-radius: 6px;
    color: var(--color-muted);
    text-decoration: none;
}

.app-nav a:hover,
.app-nav a:focus-visible {
    background: #f0e8df;
    color: var(--color-text);
}

.app-main {
    width: min(1120px, 100%);
    margin: 0 auto;
    padding: clamp(1rem, 4vw, 2.4rem);
}

.page-heading {
    margin-bottom: 1.5rem;
}

.page-heading-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: end;
    justify-content: space-between;
}

.eyebrow {
    margin: 0 0 0.35rem;
    color: var(--color-accent);
    font-size: 0.8rem;
    font-weight: 800;
    text-transform: uppercase;
}

h1,
h2,
p {
    margin-top: 0;
}

h1 {
    margin-bottom: 0.4rem;
    font-size: clamp(2rem, 5vw, 3.3rem);
    line-height: 1.05;
}

h2 {
    font-size: 1.2rem;
}

.page-heading p:not(.eyebrow),
.workspace-panel p,
.empty-state p {
    color: var(--color-muted);
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 1rem;
    margin-bottom: 1.4rem;
}

.metric-card,
.workspace-panel,
.empty-state,
.form-panel,
.table-wrap {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    box-shadow: var(--shadow-soft);
}

.metric-card {
    display: grid;
    gap: 0.5rem;
    padding: 1rem;
}

.metric-card span {
    color: var(--color-muted);
    font-size: 0.9rem;
}

.metric-card strong {
    font-size: 2.1rem;
}

.workspace-panel {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    padding: 1.2rem;
}

.button {
    display: inline-flex;
    min-height: 2.7rem;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-primary);
    border-radius: 6px;
    background: var(--color-primary);
    color: #fff;
    font: inherit;
    font-weight: 700;
    padding: 0.65rem 0.95rem;
    text-decoration: none;
    cursor: pointer;
}

.button:hover,
.button:focus-visible {
    background: var(--color-primary-strong);
}

.button-secondary {
    background: transparent;
    color: var(--color-primary);
}

.empty-state {
    padding: clamp(1.2rem, 4vw, 2rem);
    text-align: center;
}

.auth-panel {
    width: min(480px, 100%);
    margin: clamp(1rem, 8vh, 4rem) auto;
}

.alert-error,
.alert-success {
    padding: 0.85rem 1rem;
    border-radius: 6px;
    font-weight: 700;
}

.alert-error {
    border: 1px solid rgba(122, 31, 43, 0.28);
    background: rgba(122, 31, 43, 0.08);
    color: var(--color-primary-strong);
}

.alert-success {
    border: 1px solid rgba(47, 111, 99, 0.28);
    background: rgba(47, 111, 99, 0.08);
    color: var(--color-accent);
}

.form-panel {
    display: grid;
    gap: 1rem;
    padding: clamp(1rem, 4vw, 1.5rem);
}

.form-grid {
    display: grid;
    gap: 1rem;
}

label {
    display: grid;
    gap: 0.4rem;
    font-weight: 700;
}

input,
select {
    min-height: 2.8rem;
    width: 100%;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background: #fff;
    color: var(--color-text);
    font: inherit;
    padding: 0.65rem 0.75rem;
}

input:focus,
select:focus {
    border-color: var(--color-primary);
    outline: 3px solid rgba(122, 31, 43, 0.16);
}

.field-error {
    color: var(--color-primary-strong);
    font-weight: 700;
}

.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: end;
}

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--color-border);
    text-align: left;
}

th {
    color: var(--color-muted);
    font-size: 0.82rem;
    text-transform: uppercase;
}

@media (min-width: 720px) {
    .form-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}