:root {
    /* ---- v3 brand: one orange accent instead of the default Radzen blue ---- */
    --dms-accent: #ff7a1a;
    --dms-accent-2: #ffb347;
    --dms-accent-soft: rgba(255, 122, 26, 0.12);
    --dms-bg: #0f1115;
    --dms-surface: #171a21;
    --dms-surface-2: #1e222b;
    --dms-border: rgba(255, 255, 255, 0.08);
    --dms-ok-bg: #12352a;
    --dms-bad-bg: #3d1719;
    --dms-warn-bg: #3d2a0c;
    --dms-ok: #4ade80;
    --dms-bad: #f87171;
    --dms-warn: #fbbf24;

    --rz-primary: var(--dms-accent);
    --rz-primary-light: #ff9a4d;
    --rz-primary-lighter: rgba(255, 122, 26, 0.16);
    --rz-primary-dark: #e2630a;
    --rz-primary-darker: #c45406;
    --rz-on-primary: #1a0d02;
    --rz-on-primary-light: #1a0d02;
    --rz-link-color: #ff9a4d;
    --rz-link-hover-color: #ffc48a;
    --rz-body-background-color: var(--dms-bg);
    --rz-base-background-color: var(--dms-bg);
    --rz-card-background-color: var(--dms-surface);
    --rz-panel-background-color: var(--dms-surface);
    --rz-sidebar-background-color: #12141a;
    --rz-header-background-color: rgba(15, 17, 21, 0.85);
    --rz-grid-background-color: var(--dms-surface);
    --rz-grid-header-background-color: var(--dms-surface-2);
    --rz-input-background-color: #0f1218;
    --rz-text-font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    font-size: var(--rz-root-font-size);
}

body {
    font-family: var(--rz-text-font-family);
    color: var(--rz-text-color);
    font-size: var(--rz-body-font-size);
    line-height: var(--rz-body-line-height);
    background-color: var(--dms-bg);
    background-image:
        radial-gradient(1200px 500px at 85% -10%, rgba(255, 122, 26, 0.10), transparent 60%),
        radial-gradient(900px 400px at -10% 110%, rgba(56, 189, 248, 0.06), transparent 60%);
    background-attachment: fixed;
}

.rz-body { --rz-body-padding: 0; background: transparent; }
.rz-card { border: 1px solid var(--dms-border); border-radius: 12px; box-shadow: none; }
.rz-data-grid { border-radius: 10px; overflow: hidden; border: 1px solid var(--dms-border); }
.rz-button.rz-primary { font-weight: 600; }

a { color: var(--rz-link-color); }
a:hover, a:focus { color: var(--rz-link-hover-color); }

/* ---------- Layout ---------- */
.rz-header { backdrop-filter: blur(10px); border-bottom: 1px solid var(--dms-border); }
.dms-header {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0 1rem;
    position: relative;
}
.dms-header::after {
    content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px;
    background: linear-gradient(90deg, var(--dms-accent), var(--dms-accent-2) 40%, transparent);
}
.dms-header-title {
    margin-left: 0.75rem;
    color: var(--rz-text-color);
    font-weight: 700;
    letter-spacing: 0.06em;
    text-decoration: none;
}
.dms-header-title span { color: var(--dms-accent); }
.dms-version-pill {
    margin-left: 0.6rem;
    font-size: 0.65rem; font-weight: 700; letter-spacing: 0.08em;
    padding: 0.15rem 0.5rem; border-radius: 999px;
    color: var(--dms-accent); background: var(--dms-accent-soft); border: 1px solid rgba(255,122,26,0.35);
    text-decoration: none;
}

.rz-sidebar { border-right: 1px solid var(--dms-border); }

.dms-logo { text-decoration: none; text-align: center; line-height: 1.2; display: flex; flex-direction: column; align-items: center; gap: 0.35rem; }
.dms-logo-mark {
    width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center;
    background: linear-gradient(135deg, var(--dms-accent), var(--dms-accent-2));
    color: #1a0d02; box-shadow: 0 6px 20px rgba(255, 122, 26, 0.35);
}
.dms-logo-mark .rzi { font-size: 1.4rem; }
.dms-logo-main {
    font-size: 1.05rem; font-weight: 800; letter-spacing: 0.05em;
    background: linear-gradient(135deg, var(--dms-accent), var(--dms-accent-2));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.dms-logo-sub { font-size: 0.6rem; color: var(--rz-text-secondary-color); letter-spacing: 0.2em; }
.dms-footer-text { color: var(--rz-text-disabled-color); }

.dms-page-header { margin-bottom: 1.5rem; max-width: 1000px; }
.dms-page-header h1 {
    background: linear-gradient(90deg, #fff 30%, #ffd3ad);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.dms-muted { color: var(--rz-text-secondary-color); }
.dms-accent { color: var(--dms-accent); }
.dms-center { text-align: center; padding: 4rem 1rem; }

/* ---------- Homepage ---------- */
.dms-hero { text-align: center; padding: 2rem 1rem 0.5rem 1rem; }
.dms-hero h1 {
    font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800; margin: 0.9rem 0 0.6rem 0; line-height: 1.1;
    background: linear-gradient(135deg, #fff 20%, var(--dms-accent-2) 70%, var(--dms-accent));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.dms-hero p { font-size: 1.1rem; color: var(--rz-text-secondary-color); max-width: 680px; margin: 0 auto; }
.dms-new-badge {
    display: inline-flex; align-items: center; gap: 0.45rem;
    padding: 0.3rem 0.85rem 0.3rem 0.35rem; border-radius: 999px; font-size: 0.8rem; font-weight: 600;
    color: var(--dms-accent-2); background: var(--dms-accent-soft); border: 1px solid rgba(255,122,26,0.35);
    text-decoration: none;
}
.dms-new-badge b { background: var(--dms-accent); color: #1a0d02; border-radius: 999px; padding: 0.05rem 0.5rem; font-size: 0.7rem; }

.dms-quick { max-width: 640px; margin: 1.75rem auto 0 auto; display: flex; gap: 0.5rem; }
.dms-quick .rz-textbox { flex: 1; min-width: 0; font-size: 1rem; padding: 0.7rem 0.9rem; }
.dms-quick .rz-button { flex: 0 0 auto; }

.dms-whatsnew {
    margin: 2rem auto 0 auto; max-width: 1100px;
    border: 1px solid rgba(255,122,26,0.25); border-radius: 14px;
    background: linear-gradient(180deg, rgba(255,122,26,0.07), rgba(255,122,26,0.02));
    padding: 1.25rem 1.5rem;
    scroll-margin-top: 80px;
}
.dms-whatsnew h2 { font-size: 0.85rem; margin: 0 0 0.75rem 0; color: var(--dms-accent-2); letter-spacing: 0.1em; text-transform: uppercase; }
.dms-whatsnew ul { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 0.6rem 1.5rem; list-style: none; padding: 0; margin: 0; }
.dms-whatsnew li { font-size: 0.88rem; color: var(--rz-text-secondary-color); padding-left: 1.3rem; position: relative; }
.dms-whatsnew li::before { content: "✦"; position: absolute; left: 0; color: var(--dms-accent); }
.dms-whatsnew li b { color: var(--rz-text-color); }

.dms-group-title {
    font-size: 0.78rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
    color: var(--rz-text-secondary-color); margin: 2.25rem 0 0.75rem 0.25rem;
}

/* ---------- Tool forms ---------- */
.dms-form {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 0.75rem 1rem;
}
.dms-field { display: flex; flex-direction: column; gap: 0.25rem; min-width: 160px; }
.dms-field.grow { flex: 1 1 260px; }
.dms-field label { font-size: 0.8rem; color: var(--rz-text-secondary-color); }
.dms-error { color: var(--dms-bad); font-size: 0.85rem; margin-top: 0.5rem; display: block; }
.dms-section { margin-top: 1.25rem; }
.dms-help { font-size: 0.85rem; color: var(--rz-text-secondary-color); margin-top: 1.5rem; max-width: 1000px; }
.dms-help h2 { font-size: 1.05rem; color: var(--rz-text-color); margin-top: 1rem; }

/* ---------- Result styles ---------- */
.dms-mono {
    font-family: Consolas, "Cascadia Mono", Menlo, monospace;
    font-size: 0.8rem;
    white-space: pre-wrap;
    word-break: break-all;
}
.dms-result { border-radius: 12px; padding: 0.9rem 1.1rem; margin-bottom: 0.75rem; color: #fff; border: 1px solid var(--dms-border); }
.dms-result.ok { background: var(--dms-ok-bg); border-left: 4px solid var(--dms-ok); }
.dms-result.bad { background: var(--dms-bad-bg); border-left: 4px solid var(--dms-bad); }
.dms-result.warn { background: var(--dms-warn-bg); border-left: 4px solid var(--dms-warn); }
.dms-result.neutral { background: var(--dms-surface-2); }
.dms-result h3 { font-size: 0.95rem; margin: 0 0 0.35rem 0; font-weight: 600; }
.dms-result p { margin: 0.2rem 0; font-size: 0.85rem; }

.dms-ok { color: var(--dms-ok); font-weight: 600; }
.dms-bad { color: var(--dms-bad); font-weight: 600; }
.dms-warn { color: var(--dms-warn); font-weight: 600; }
.dms-dim { color: var(--rz-text-disabled-color); }

.dms-checks { list-style: none; padding: 0; margin: 0.5rem 0 0 0; }
.dms-checks li { padding: 0.15rem 0; font-size: 0.85rem; }
.dms-checks li::before { margin-right: 0.4rem; }
.dms-checks li.ok::before { content: "✔"; color: var(--dms-ok); }
.dms-checks li.bad::before { content: "✖"; color: var(--dms-bad); }
.dms-checks li.warn::before { content: "!"; color: var(--dms-warn); font-weight: 700; }
.dms-checks li.info::before { content: "i"; color: var(--rz-info); font-weight: 700; }

.dms-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.5rem; }
.dms-tag { background: rgba(255,255,255,0.08); border-radius: 4px; padding: 0.15rem 0.5rem; font-size: 0.8rem; }
.dms-tag b { color: var(--dms-accent); }

.dms-summary { display: flex; flex-wrap: wrap; gap: 1rem; margin: 0.75rem 0; }
.dms-summary .rz-card { min-width: 150px; text-align: center; }
.dms-summary .num { font-size: 1.8rem; font-weight: 700; }

.dms-kv { display: grid; grid-template-columns: max-content 1fr; gap: 0.35rem 1.25rem; max-width: 600px; }
.dms-kv dt { color: var(--rz-text-secondary-color); font-weight: 400; }
.dms-kv dd { margin: 0; font-weight: 600; word-break: break-word; }

/* ---------- Homepage cards ---------- */
.feature-card {
    transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
    border: 1px solid var(--dms-border);
    border-radius: 14px;
    background: var(--dms-surface);
    height: 100%;
    text-decoration: none;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1.1rem 1.2rem;
    color: inherit;
}
.feature-card:hover, .feature-card:focus-visible {
    transform: translateY(-3px);
    border-color: rgba(255,122,26,0.55);
    background: linear-gradient(180deg, rgba(255,122,26,0.08), var(--dms-surface));
    color: inherit;
}
.feature-icon {
    flex: 0 0 44px; width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
    background: var(--dms-accent-soft); color: var(--dms-accent);
}
.feature-icon .rzi { font-size: 1.5rem; }
.feature-card h3 { font-size: 1rem; font-weight: 700; margin: 0 0 0.25rem 0; display: flex; align-items: center; gap: 0.4rem; flex-wrap: wrap; color: var(--rz-text-color); }
.feature-card p { font-size: 0.85rem; color: var(--rz-text-secondary-color); margin: 0; line-height: 1.45; }
.feature-tag { font-size: 0.6rem; font-weight: 700; letter-spacing: 0.08em; padding: 0.05rem 0.45rem; border-radius: 999px; background: var(--dms-accent); color: #1a0d02; }
.feature-tag.improved { background: transparent; color: var(--dms-accent-2); border: 1px solid rgba(255,179,71,0.5); }

/* ---------- Speed test ---------- */
#startStopBtn {
    display: inline-block;
    margin: 0 auto;
    color: var(--dms-accent);
    background-color: transparent;
    border: 0.15em solid var(--dms-accent);
    border-radius: 0.3em;
    transition: all 0.3s;
    width: 8em;
    height: 3em;
    line-height: 2.7em;
    cursor: pointer;
    font-weight: 600;
    text-align: center;
}
#startStopBtn:hover { box-shadow: 0 0 2em rgba(244,120,17,0.2), inset 0 0 1em rgba(244,120,17,0.1); }
#startStopBtn.running { background-color: #c62828; border-color: #ef5350; color: #fff; }

.dms-speed-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; }
.dms-speed-grid .rz-card { width: 180px; text-align: center; }
.dms-speed-value { font-size: 1.3rem; font-weight: 700; }

/* ---------- Blazor error UI ---------- */
#blazor-error-ui {
    background: #1e1e1e;
    color: #ef5350;
    bottom: 0;
    box-shadow: 0 -1px 4px rgba(0, 0, 0, 0.5);
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}
#blazor-error-ui .dismiss { cursor: pointer; position: absolute; right: 0.75rem; top: 0.5rem; }

@media (max-width: 768px) {
    .dms-field, .dms-field.grow { flex: 1 1 100%; }
    .dms-kv { grid-template-columns: 1fr; }
}