:root {
    --bg: #fff;
    --fg: #1a1a1a;
    --accent: #0058a3;
    --accent-bg: #e8f0fa;
    --muted: #666;
    --border: #d4d4d4;
}

* { box-sizing: border-box; }

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

header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
    background: var(--accent);
    color: #fff;
}

.brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: #fff;
    text-decoration: none;
}

nav { margin-left: auto; }
nav a {
    margin-left: 1rem;
    color: #fff;
    text-decoration: none;
    padding: 0.35rem 0.7rem;
    border-radius: 4px;
}
nav a.login, nav a.logout {
    background: #fff;
    color: var(--accent);
    font-weight: 600;
}
nav a:hover { text-decoration: underline; }

main {
    max-width: 64rem;
    margin: 0 auto;
    padding: 1.5rem;
}

.hero {
    background: var(--accent-bg);
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.hero h1 { margin: 0 0 0.5rem; color: var(--accent); }

.panel {
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1rem 1.25rem;
    margin-bottom: 1rem;
    background: #fafafa;
}

.panel h1, .panel h2 { margin-top: 0; }

form label {
    display: block;
    margin: 0.5rem 0 0.25rem;
    font-weight: 500;
}

form input, form button {
    font: inherit;
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 4px;
}

form input { width: 100%; max-width: 30rem; }

form button {
    margin-top: 0.5rem;
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 0.5rem 1rem;
    cursor: pointer;
}

.muted { color: var(--muted); }
.error { color: #a40000; background: #fdeaea; padding: 0.5rem 0.75rem; border-radius: 4px; }

.results { list-style: none; padding: 0; }
.results li { padding: 0.5rem 0; border-bottom: 1px solid var(--border); }

.list { border-collapse: collapse; width: 100%; }
.list th, .list td {
    padding: 0.4rem 0.6rem;
    border-bottom: 1px solid var(--border);
    text-align: left;
}
.list th { background: #f3f3f3; }

.bankid-btn {
    display: inline-block;
    background: #005691;
    color: #fff;
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
}
.bankid-btn:hover { filter: brightness(1.1); }

form button.secondary {
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
}

footer {
    border-top: 1px solid var(--border);
    padding: 1rem 1.5rem;
    color: var(--muted);
    font-size: 0.9rem;
    text-align: center;
}

/* Responsive layout — surfplatta + mobil */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    nav { margin-left: 0; width: 100%; }
    nav a { display: inline-block; margin: 0.25rem 0.5rem 0.25rem 0; }
    main { padding: 1rem; }
    .hero { padding: 1.25rem; }
    form input { max-width: 100%; }
    .header-search { width: 100%; }
}

@media (max-width: 480px) {
    body { font-size: 0.95rem; }
    .brand { font-size: 1.1rem; }
    nav a { padding: 0.3rem 0.5rem; font-size: 0.9rem; }
}

/* Header-sökruta */
.header-search {
    display: inline-flex;
    gap: 0.25rem;
    margin-left: 1.5rem;
}
.header-search input {
    padding: 0.35rem 0.6rem;
    border-radius: 4px;
    border: 1px solid var(--border);
    min-width: 14rem;
}
.header-search button {
    padding: 0.35rem 0.7rem;
    background: #fff;
    color: var(--accent);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
}

/* Skip-link för WCAG */
.skip-link {
    position: absolute;
    left: -9999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}
.skip-link:focus {
    position: static;
    width: auto;
    height: auto;
    background: #ff0;
    padding: 0.5rem;
    z-index: 100;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

/* ─── Dark mode ────────────────────────────────────────────────── */

[data-theme="dark"] {
    --bg: #1a1a1a;
    --fg: #e8e8e8;
    --accent: #4a9eff;
    --accent-bg: #1a2e44;
    --muted: #9a9a9a;
    --border: #3a3a3a;
}
[data-theme="dark"] body { background: var(--bg); color: var(--fg); }
[data-theme="dark"] header.site-header,
[data-theme="dark"] header {
    background: #0d2847;
    color: #fff;
    border-bottom-color: #1a3a5e;
}
[data-theme="dark"] .panel,
[data-theme="dark"] section.panel {
    background: #232323;
    border-color: var(--border);
}
[data-theme="dark"] table { background: transparent; }
[data-theme="dark"] th { background: #2a2a2a; color: var(--fg); }
[data-theme="dark"] td { border-color: var(--border); }
[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea {
    background: #2a2a2a;
    color: var(--fg);
    border: 1px solid var(--border);
}
[data-theme="dark"] button {
    background: var(--accent);
    color: #fff;
    border: none;
}
[data-theme="dark"] .hero {
    background: var(--accent-bg);
    color: var(--fg);
}
[data-theme="dark"] a { color: var(--accent); }
[data-theme="dark"] nav a { color: #fff; }
[data-theme="dark"] nav a.login,
[data-theme="dark"] nav a.logout {
    background: var(--accent);
    color: #fff;
}
[data-theme="dark"] .muted { color: var(--muted); }

/* Theme toggle-knapp i nav */
#theme-toggle {
    margin-left: 0.5rem;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.35);
    color: #fff;
    width: 2.1rem;
    height: 2.1rem;
    padding: 0;
    border-radius: 50%;
    font-size: 1rem;
    line-height: 1;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
#theme-toggle:hover {
    background: rgba(255,255,255,0.15);
}

/* ─── Snyggare publik nav ──────────────────────────────────────── */

.site-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.9rem 1.5rem;
    flex-wrap: wrap;
}
.site-header .brand {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.01em;
}
.site-header .header-search {
    display: flex;
    gap: 0.4rem;
    flex: 1 1 22rem;
    max-width: 32rem;
}
.site-header .header-search input[type="search"] {
    flex: 1;
    padding: 0.5rem 0.8rem;
    border: none;
    border-radius: 4px;
    font-size: 0.95rem;
}
.site-header .header-search button {
    padding: 0.5rem 1rem;
    background: #fff;
    color: var(--accent);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
}
.site-nav {
    display: flex;
    align-items: center;
    gap: 0.15rem;
    margin-left: auto;
    flex-wrap: wrap;
}
.site-nav a,
.site-nav .nav-menu > summary {
    color: #fff;
    text-decoration: none;
    padding: 0.4rem 0.75rem;
    border-radius: 4px;
    font-size: 0.95rem;
    cursor: pointer;
    list-style: none;
}
.site-nav a:hover,
.site-nav .nav-menu > summary:hover {
    background: rgba(255,255,255,0.15);
}
.site-nav a.login,
.site-nav a.logout,
.site-nav a.mina {
    background: #fff;
    color: var(--accent);
    font-weight: 600;
}
.site-nav a.login:hover,
.site-nav a.logout:hover,
.site-nav a.mina:hover {
    background: #f0f0f0;
}
.site-nav .nav-menu {
    position: relative;
}
.site-nav .nav-menu > summary::-webkit-details-marker { display: none; }
.site-nav .nav-menu > summary::after {
    content: " ▾";
    font-size: 0.75em;
    opacity: 0.75;
    margin-left: 0.15rem;
}
.site-nav .nav-menu[open] > summary {
    background: rgba(255,255,255,0.2);
}
.site-nav .nav-menu .submenu {
    position: absolute;
    top: calc(100% + 0.25rem);
    left: 0;
    min-width: 12rem;
    background: #fff;
    color: var(--fg);
    border-radius: 6px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
    padding: 0.35rem 0;
    z-index: 50;
}
.site-nav .nav-menu .submenu a {
    display: block;
    color: var(--fg);
    padding: 0.5rem 1rem;
    border-radius: 0;
}
.site-nav .nav-menu .submenu a:hover {
    background: var(--accent-bg);
    color: var(--accent);
}
.site-nav .nav-spacer { flex: 1; min-width: 0.5rem; }

[data-theme="dark"] .site-nav .nav-menu .submenu {
    background: #2a2a2a;
    color: var(--fg);
    box-shadow: 0 8px 20px rgba(0,0,0,0.5);
}
[data-theme="dark"] .site-nav .nav-menu .submenu a { color: var(--fg); }
[data-theme="dark"] .site-nav .nav-menu .submenu a:hover {
    background: var(--accent-bg);
    color: var(--accent);
}