/* gym — mørk grafitt + volt accent (designbasis, poleres i eget designpass) */

:root {
    --bg: #101214;
    --surface: #17191d;
    --surface-2: #1e2126;
    --border: #2a2e35;
    --text: #eef0f2;
    --muted: #9aa1ab;
    --accent: #c8f542;
    --accent-ink: #131503;
    --error: #ff6b6b;
    --radius: 12px;
    --radius-sm: 8px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.55;
    min-height: 100vh;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.main { padding: 32px 20px 64px; }

/* Header */
.site-header {
    border-bottom: 1px solid var(--border);
    background: rgba(16, 18, 20, 0.9);
    position: sticky;
    top: 0;
    z-index: 10;
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}
.logo {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.02em;
}
.logo-dot { color: var(--accent); }
.site-nav { display: flex; align-items: center; gap: 20px; }
.site-nav a { color: var(--muted); text-decoration: none; }
.site-nav a:hover { color: var(--text); }
.logout-form { margin: 0; }
.link-button {
    background: none;
    border: none;
    color: var(--muted);
    cursor: pointer;
    font: inherit;
    padding: 0;
}
.link-button:hover { color: var(--text); }

/* Auth-kort */
.auth-card {
    max-width: 400px;
    margin: 48px auto;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
}
.auth-card h1 { margin: 0 0 4px; font-size: 1.6rem; letter-spacing: -0.02em; }

/* Skjema */
label { display: block; margin: 16px 0 0; font-size: 0.9rem; color: var(--muted); }
input, select {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--surface-2);
    color: var(--text);
    font: inherit;
    min-height: 44px;
}
input:focus, select:focus {
    outline: 2px solid var(--accent);
    outline-offset: -1px;
}

.button {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 20px;
    min-height: 44px;
    border: none;
    border-radius: var(--radius-sm);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
}
.button-primary {
    background: var(--accent);
    color: var(--accent-ink);
    width: 100%;
}
.button-primary:hover { filter: brightness(1.08); }

/* Diverse */
.muted { color: var(--muted); }
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin: 16px 0 0;
    font-size: 0.9rem;
}
.alert-error { background: rgba(255, 107, 107, 0.12); border: 1px solid rgba(255, 107, 107, 0.4); color: var(--error); }
a { color: var(--accent); }

/* Filter */
.filter-bar {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr auto;
    gap: 12px;
    align-items: end;
    margin: 20px 0 28px;
}
.filter-bar label { margin: 0; }
.filter-bar .button { margin: 0; width: auto; }

/* Grid med øvelseskort */
.exercise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}
.exercise-card {
    display: block;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    text-decoration: none;
    color: var(--text);
    transition: border-color 120ms ease, transform 120ms ease;
}
.exercise-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.exercise-card-image {
    aspect-ratio: 4 / 3;
    background: var(--surface-2);
    display: flex;
    align-items: center;
    justify-content: center;
}
.exercise-card-image img { width: 100%; height: 100%; object-fit: cover; }
.image-placeholder { font-size: 2rem; opacity: 0.35; }
.exercise-card-body { padding: 14px 16px 16px; }
.exercise-card-body h2 { margin: 8px 0 0; font-size: 1rem; letter-spacing: -0.01em; }

.badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--accent);
    background: rgba(200, 245, 66, 0.1);
    padding: 4px 8px;
    border-radius: 999px;
}

/* Paginering */
.pagination { display: flex; gap: 8px; margin-top: 28px; flex-wrap: wrap; }
.pagination a, .pagination strong {
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    text-decoration: none;
    color: var(--muted);
}
.pagination a:hover { color: var(--text); border-color: var(--accent); }
.pagination strong.current { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }

/* Detaljside */
.back-link { color: var(--muted); text-decoration: none; }
.back-link:hover { color: var(--text); }
.exercise-detail { max-width: 760px; }
.exercise-detail h1 { font-size: 2rem; letter-spacing: -0.02em; margin: 12px 0 20px; }
.gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; margin-bottom: 20px; }
.gallery img { width: 100%; border-radius: var(--radius); border: 1px solid var(--border); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0; }
.chip {
    padding: 6px 12px;
    border-radius: 999px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    font-size: 0.85rem;
}
.chip-equipment { border-style: dashed; color: var(--muted); }
.description { margin-top: 20px; }
.description p { margin: 0 0 12px; }

/* Responsivt */
@media (max-width: 760px) {
    .filter-bar { grid-template-columns: 1fr 1fr; }
    .filter-bar input[type="search"] { grid-column: 1 / -1; }
    .filter-bar .button { grid-column: 1 / -1; }
}