/* VDE Kundenportal */
:root {
    --portal-bg: #eef5f3;
    --portal-ink: #102028;
    --portal-muted: #5a6a78;
    --portal-teal: #0c7f78;
    --portal-teal-deep: #065f5a;
    --portal-line: rgba(16, 32, 40, 0.12);
    --portal-card: #ffffff;
    --font-display: "Space Grotesk", sans-serif;
    --font-body: "IBM Plex Sans", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

body.portal-body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-body);
    color: var(--portal-ink);
    background:
        radial-gradient(1000px 480px at 10% -10%, rgba(12, 127, 120, 0.16), transparent 60%),
        radial-gradient(800px 400px at 100% 0%, rgba(185, 15, 40, 0.08), transparent 55%),
        linear-gradient(180deg, #f4faf8 0%, var(--portal-bg) 40%, #f7fafc 100%);
}

.portal-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(14px);
    background: rgba(255, 255, 255, 0.86);
    border-bottom: 1px solid var(--portal-line);
}

.portal-header-inner {
    width: min(1100px, calc(100% - 2rem));
    margin: 0 auto;
    min-height: 4rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.portal-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    text-decoration: none;
    color: inherit;
    font-family: var(--font-display);
    font-weight: 700;
}

.portal-brand-mark {
    display: inline-grid;
    place-items: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 0.45rem;
    background: #101820;
    color: #fff;
    font-size: 0.75rem;
}

.portal-nav {
    display: flex;
    gap: 0.85rem;
    flex: 1;
    flex-wrap: wrap;
}

.portal-nav a {
    color: var(--portal-muted);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
}

.portal-nav a.is-active,
.portal-nav a:hover {
    color: var(--portal-teal-deep);
}

.portal-user {
    display: flex;
    gap: 0.85rem;
    align-items: center;
    font-size: 0.85rem;
    color: var(--portal-muted);
}

.portal-user a { color: var(--portal-teal-deep); }

.portal-main {
    width: min(1100px, calc(100% - 2rem));
    margin: 1.5rem auto 3rem;
}

.portal-body--login .portal-main {
    display: grid;
    place-items: center;
    min-height: 100vh;
    margin: 0 auto;
}

.portal-kicker {
    margin: 0 0 0.35rem;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--portal-teal);
    font-weight: 600;
}

.portal-page-head {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: flex-start;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.portal-page-head h1,
.portal-login h1 {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 3vw, 2.1rem);
    margin: 0 0 0.35rem;
    line-height: 1.15;
}

.portal-lead { margin: 0; color: var(--portal-muted); max-width: 40rem; }
.portal-muted { color: var(--portal-muted); }
.portal-section h2 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    margin: 0 0 0.85rem;
}

.portal-kpi-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.85rem;
    margin-bottom: 1.75rem;
}

.portal-kpi {
    background: var(--portal-card);
    border: 1px solid var(--portal-line);
    padding: 1rem 1.1rem;
}

.portal-kpi span { display: block; color: var(--portal-muted); font-size: 0.82rem; }
.portal-kpi strong { font-family: var(--font-display); font-size: 1.6rem; }

.portal-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.portal-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.75rem; }
.portal-list li,
.portal-list a {
    display: grid;
    gap: 0.15rem;
    text-decoration: none;
    color: inherit;
    padding: 0.85rem 1rem;
    background: var(--portal-card);
    border: 1px solid var(--portal-line);
}

.portal-list span { color: var(--portal-muted); font-size: 0.88rem; }
.portal-staff-note { display: block; margin-top: 0.35rem; color: var(--portal-teal-deep); font-style: normal; font-size: 0.9rem; }

.portal-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
    gap: 1rem;
}

.portal-card {
    display: block;
    text-decoration: none;
    color: inherit;
    background: var(--portal-card);
    border: 1px solid var(--portal-line);
    padding: 1.25rem;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.portal-card:hover {
    border-color: var(--portal-teal);
    transform: translateY(-2px);
}

.portal-card h2 { margin: 0.2rem 0 0.45rem; font-size: 1.15rem; font-family: var(--font-display); }

.portal-meta { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 1rem; color: var(--portal-muted); }
.portal-note {
    margin-top: 1.5rem;
    padding: 1rem 1.15rem;
    background: rgba(12, 127, 120, 0.08);
    border: 1px solid rgba(12, 127, 120, 0.2);
}

.portal-table-wrap { overflow-x: auto; background: var(--portal-card); border: 1px solid var(--portal-line); }
.portal-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.portal-table th, .portal-table td { text-align: left; padding: 0.75rem 0.9rem; border-bottom: 1px solid var(--portal-line); }
.portal-table th { color: var(--portal-muted); font-weight: 600; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; }

.portal-form { display: grid; gap: 0.85rem; }
.portal-form--card {
    background: var(--portal-card);
    border: 1px solid var(--portal-line);
    padding: 1.25rem;
}

.portal-form label { display: grid; gap: 0.35rem; }
.portal-form span { font-size: 0.85rem; color: var(--portal-muted); font-weight: 500; }
.portal-form input,
.portal-form select,
.portal-form textarea {
    width: 100%;
    border: 1px solid var(--portal-line);
    border-radius: 0.35rem;
    padding: 0.65rem 0.75rem;
    font: inherit;
    background: #fff;
}

.portal-form input:focus,
.portal-form select:focus,
.portal-form textarea:focus {
    outline: 2px solid rgba(12, 127, 120, 0.35);
    border-color: var(--portal-teal);
}

.portal-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 0.35rem;
    background: var(--portal-teal);
    color: #fff;
    font: inherit;
    font-weight: 600;
    padding: 0.7rem 1.1rem;
    text-decoration: none;
    cursor: pointer;
}

.portal-btn:hover { background: var(--portal-teal-deep); }
.portal-btn--ghost {
    background: transparent;
    color: var(--portal-teal-deep);
    border: 1px solid var(--portal-line);
}

.portal-login { width: min(28rem, 100%); }
.portal-login-card {
    background: var(--portal-card);
    border: 1px solid var(--portal-line);
    padding: 2rem 1.5rem;
    box-shadow: 0 18px 50px rgba(16, 32, 40, 0.08);
}

.portal-login-note { margin-top: 1.25rem; color: var(--portal-muted); font-size: 0.9rem; }
.portal-login-note a { color: var(--portal-teal-deep); }

.portal-flash {
    padding: 0.75rem 1rem;
    margin: 0 0 1rem;
    border-radius: 0.35rem;
}
.portal-flash--ok { background: rgba(10, 155, 106, 0.12); color: #0a6b4a; }
.portal-flash--err { background: rgba(185, 15, 40, 0.1); color: #8f1022; }

.portal-footer {
    width: min(1100px, calc(100% - 2rem));
    margin: 0 auto 2rem;
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    color: var(--portal-muted);
    font-size: 0.85rem;
}
.portal-footer a { color: var(--portal-teal-deep); }

@media (max-width: 800px) {
    .portal-kpi-row,
    .portal-grid-2 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
    .portal-kpi-row,
    .portal-grid-2 { grid-template-columns: 1fr; }
}