:root {
    --bg-deep: #101314;
    --bg-panel: #182022;
    --bg-card: #212d30;
    --bg-soft: #2b3b3f;
    --gold: #c9a86a;
    --gold-soft: #e6d0a4;
    --text-main: #f2eee4;
    --text-muted: #b8b3a5;
    --line: #3b4c4f;
    --ok: #65b58f;
    --err: #d08776;
    --info: #88b1bd;
}

* {
    box-sizing: border-box;
}

body.portal-shell {
    margin: 0;
    font-family: "Palatino Linotype", "Book Antiqua", Georgia, serif;
    color: var(--text-main);
    background: radial-gradient(1200px 600px at 10% -10%, #2a3538 0%, transparent 60%),
        radial-gradient(1200px 800px at 110% 0%, #302318 0%, transparent 55%),
        linear-gradient(160deg, var(--bg-deep) 0%, #0b0d0f 100%);
    min-height: 100vh;
}

.portal-bg {
    position: fixed;
    inset: 0;
    background-image: linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 36px 36px;
    pointer-events: none;
    opacity: 0.35;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--gold);
    color: #141414;
    padding: 0.5rem 0.75rem;
    z-index: 99;
}

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

.portal-header {
    position: relative;
    padding: 2rem 1rem 1rem;
}

.portal-header-inner {
    max-width: 1120px;
    margin: 0 auto;
    animation: fade-up 380ms ease-out;
}

.portal-eyebrow {
    margin: 0;
    color: var(--gold-soft);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-size: 0.75rem;
}

.portal-brand {
    margin: 0.3rem 0 0;
    font-size: clamp(1.9rem, 3vw, 2.7rem);
    font-family: Garamond, "Times New Roman", serif;
    color: var(--gold-soft);
}

.portal-tagline {
    margin: 0.35rem 0 0;
    color: var(--text-muted);
    max-width: 62ch;
}

.portal-main {
    position: relative;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0.75rem 1rem 2rem;
}

.portal-panel {
    border: 1px solid var(--line);
    border-radius: 18px;
    background: linear-gradient(145deg, rgba(24, 32, 34, 0.98), rgba(17, 22, 24, 0.96));
    backdrop-filter: blur(2px);
    display: grid;
    grid-template-columns: 260px 1fr;
    min-height: 72vh;
    overflow: hidden;
    animation: fade-up 420ms ease-out;
}

.portal-panel-guest {
    grid-template-columns: 1fr;
    max-width: 640px;
    margin: 0 auto;
}

.portal-nav {
    border-right: 1px solid var(--line);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 1rem;
    background: linear-gradient(180deg, rgba(39, 49, 52, 0.8), rgba(26, 34, 36, 0.75));
}

.portal-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.35rem;
}

.portal-nav a {
    display: block;
    padding: 0.55rem 0.65rem;
    border-radius: 8px;
    color: var(--text-main);
    text-decoration: none;
    border: 1px solid transparent;
}

.portal-nav a:hover,
.portal-nav a:focus-visible,
.portal-nav a.is-active {
    border-color: #567077;
    background: rgba(64, 88, 92, 0.38);
}

.portal-nav a.is-active {
    color: var(--gold-soft);
}

.portal-nav-footer {
    display: grid;
    gap: 0.5rem;
}

.portal-user-email {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.9rem;
    word-break: break-all;
}

.portal-content-area {
    padding: 1.15rem 1.15rem 1.35rem;
}

.portal-landing-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1rem;
    margin-bottom: 1.25rem;
}

.portal-landing-nav a {
    text-decoration: none;
    color: var(--text-main);
}

.portal-landing-hero,
.portal-landing-footer {
    display: grid;
    gap: 0.8rem;
}

.portal-section-kicker {
    margin: 0;
    color: var(--gold-soft);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-size: 0.78rem;
}

.portal-landing-copy {
    margin: 0;
    color: var(--text-muted);
    max-width: 62ch;
}

.portal-landing-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.portal-landing-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.9rem;
    margin-top: 1.2rem;
}

.portal-landing-card {
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 0.95rem;
    background: rgba(40, 52, 55, 0.4);
}

.portal-landing-card h3 {
    margin: 0.25rem 0 0.6rem;
    color: var(--gold-soft);
}

.portal-feature-list {
    margin: 0;
    padding-left: 1.1rem;
    display: grid;
    gap: 0.35rem;
}

.portal-landing-footer {
    margin-top: 1rem;
}

.portal-landing-footer p {
    margin: 0;
    color: var(--text-muted);
}

h2 {
    margin-top: 0;
    font-size: 1.4rem;
    color: var(--gold-soft);
}

.auth-header p {
    color: var(--text-muted);
    margin-top: 0.25rem;
}

a {
    color: #cde6ef;
}

a:hover,
a:focus-visible {
    color: #f1fafc;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 0.5rem;
}

.data-table th,
.data-table td {
    border-bottom: 1px solid var(--line);
    padding: 0.55rem 0.45rem;
    text-align: left;
    vertical-align: top;
}

.data-table th {
    color: var(--gold-soft);
    font-weight: 600;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.metric-card {
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 0.75rem;
    background: linear-gradient(160deg, rgba(57, 44, 27, 0.25), rgba(42, 60, 62, 0.28));
}

.metric-card dt {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.metric-card dd {
    margin: 0.28rem 0 0;
    font-size: 1.25rem;
    color: var(--gold-soft);
}

.stack-card {
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 0.75rem;
    background: rgba(40, 52, 55, 0.4);
    margin-top: 0.75rem;
}

.stack-card h3 {
    margin: 0 0 0.5rem;
    color: var(--gold-soft);
    font-size: 1rem;
}

.list-plain {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.5rem;
}

.list-plain li {
    border-left: 2px solid #50686e;
    padding-left: 0.6rem;
}

.btn {
    border-radius: 8px;
    border: 1px solid #617a80;
    background: #314145;
    color: var(--text-main);
    padding: 0.5rem 0.7rem;
    cursor: pointer;
}

.btn:hover,
.btn:focus-visible {
    background: #3f5257;
}

.btn-primary {
    border-color: #9b8558;
    background: #635133;
    color: #f9f0e0;
}

.btn-primary:hover,
.btn-primary:focus-visible {
    background: #78603a;
}

form.auth-form,
.form-stack {
    display: grid;
    gap: 0.55rem;
    max-width: 38rem;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid #5e7075;
    border-radius: 8px;
    padding: 0.5rem 0.6rem;
    background: #1c272a;
    color: var(--text-main);
}

.flash-stack {
    display: grid;
    gap: 0.5rem;
    margin: 0.7rem 0;
}

.flash {
    border-radius: 8px;
    padding: 0.55rem 0.65rem;
    border: 1px solid transparent;
}

.flash-success {
    border-color: #507a65;
    background: rgba(79, 127, 104, 0.25);
}

.flash-error {
    border-color: #8f5e52;
    background: rgba(143, 94, 82, 0.22);
}

.flash-info {
    border-color: #5a7580;
    background: rgba(90, 117, 128, 0.22);
}

.meta-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.65rem;
}

.meta-item {
    border: 1px solid var(--line);
    border-radius: 9px;
    padding: 0.65rem;
}

.meta-item dt {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.meta-item dd {
    margin: 0.22rem 0 0;
}

@media (max-width: 980px) {
    .portal-panel {
        grid-template-columns: 1fr;
    }

    .portal-nav {
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }

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

    .portal-landing-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .portal-main {
        padding: 0.55rem;
    }

    .portal-content-area {
        padding: 0.8rem;
    }

    .portal-nav ul {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .meta-grid,
    .metric-grid {
        grid-template-columns: 1fr;
    }

    .data-table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
}

@keyframes fade-up {
    from {
        opacity: 0;
        transform: translateY(6px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}