/* dnsdig — single stylesheet, no external fonts or CDNs (CSP: self only) */

:root {
	--bg:        #f4f6fb;
	--surface:   #ffffff;
	--border:    #e2e8f0;
	--text:      #0f172a;
	--muted:     #64748b;
	--accent:    #2563eb;
	--accent-2:  #1d4ed8;
	--accent-soft: #eff6ff;
	--ok:        #059669;
	--ok-soft:   #ecfdf5;
	--warn:      #b45309;
	--warn-soft: #fffbeb;
	--mono:      ui-monospace, SFMono-Regular, "Cascadia Mono", Consolas, Menlo, monospace;
	--radius:    12px;
	--shadow:    0 1px 2px rgba(15, 23, 42, .06), 0 8px 24px -12px rgba(15, 23, 42, .12);
}

@media (prefers-color-scheme: dark) {
	:root {
		--bg:        #0b1120;
		--surface:   #111a2e;
		--border:    #24304a;
		--text:      #e2e8f0;
		--muted:     #8b9bb4;
		--accent:    #3b82f6;
		--accent-2:  #60a5fa;
		--accent-soft: #16233d;
		--ok:        #34d399;
		--ok-soft:   #0c2b22;
		--warn:      #fbbf24;
		--warn-soft: #2b2110;
		--shadow:    0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px -12px rgba(0, 0, 0, .6);
	}
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	font-size: 16px;
	line-height: 1.55;
	min-height: 100vh;
	display: flex;
	flex-direction: column;
}

.wrap {
	width: 100%;
	max-width: 860px;
	margin: 0 auto;
	padding: 0 1.25rem;
}

main.wrap { flex: 1; padding-bottom: 3rem; }

.mono { font-family: var(--mono); }

/* ---------- header ---------- */

.site-header {
	border-bottom: 1px solid var(--border);
	background: var(--surface);
}

.site-header .wrap {
	display: flex;
	align-items: baseline;
	gap: 1rem;
	padding-top: .9rem;
	padding-bottom: .9rem;
}

.brand {
	font-size: 1.25rem;
	letter-spacing: -.02em;
	color: var(--text);
	text-decoration: none;
}

.brand strong { color: var(--accent); }

.brand-mark { color: var(--accent); margin-right: .15rem; }

.tagline {
	color: var(--muted);
	font-size: .85rem;
	margin-left: auto;
}

/* ---------- hero ---------- */

.hero { text-align: center; padding: 2.75rem 0 1.75rem; }

.hero h1 {
	font-size: clamp(1.6rem, 4vw, 2.2rem);
	letter-spacing: -.03em;
	margin: 0 0 .5rem;
}

.hero p { color: var(--muted); max-width: 34rem; margin: 0 auto; }

/* ---------- cards ---------- */

.card {
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	box-shadow: var(--shadow);
	padding: 1.5rem;
	margin-bottom: 1.5rem;
}

/* ---------- form ---------- */

.form-grid {
	display: grid;
	grid-template-columns: 1fr 1fr 1fr auto;
	gap: 1rem;
	align-items: end;
}

.field-name { grid-column: 1 / -1; }

.field label {
	display: block;
	font-size: .8rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: .05em;
	color: var(--muted);
	margin-bottom: .35rem;
}

.field small {
	display: block;
	color: var(--muted);
	font-size: .78rem;
	margin-top: .35rem;
}

input[type="text"], select {
	width: 100%;
	padding: .65rem .8rem;
	font: inherit;
	color: var(--text);
	background: var(--bg);
	border: 1px solid var(--border);
	border-radius: 8px;
	outline: none;
}

input[type="text"] { font-family: var(--mono); }

input[type="text"]:focus, select:focus {
	border-color: var(--accent);
	box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
}

.btn {
	display: inline-block;
	padding: .65rem 1.4rem;
	font: inherit;
	font-weight: 600;
	color: #fff;
	background: var(--accent);
	border: 1px solid var(--accent);
	border-radius: 8px;
	cursor: pointer;
	text-decoration: none;
	white-space: nowrap;
	transition: background .15s ease;
}

.btn:hover { background: var(--accent-2); border-color: var(--accent-2); }

.btn-ghost {
	color: var(--accent);
	background: transparent;
	border: 1px solid var(--border);
	padding: .35rem .9rem;
	font-size: .85rem;
}

.btn-ghost:hover { background: var(--accent-soft); border-color: var(--accent); }

/* ---------- help blocks ---------- */

.help-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1.25rem;
	margin-top: 2.25rem;
}

.help-item h3 { font-size: .95rem; margin: 0 0 .35rem; }
.help-item p  { color: var(--muted); font-size: .875rem; margin: 0; }

/* ---------- results ---------- */

.result-head { padding: 2rem 0 1.25rem; }

.result-head h1 {
	font-size: clamp(1.2rem, 3vw, 1.6rem);
	letter-spacing: -.02em;
	margin: 0 0 .6rem;
	overflow-wrap: anywhere;
}

.result-meta { display: flex; flex-wrap: wrap; gap: .5rem; }

.pill {
	font-size: .78rem;
	color: var(--muted);
	background: var(--surface);
	border: 1px solid var(--border);
	border-radius: 999px;
	padding: .2rem .7rem;
}

.pill-ok   { color: var(--ok);   background: var(--ok-soft);   border-color: transparent; }
.pill-warn { color: var(--warn); background: var(--warn-soft); border-color: transparent; }

td.cell-name { white-space: nowrap; font-size: .85rem; }

.table-scroll { overflow-x: auto; }

table.records { width: 100%; border-collapse: collapse; }

table.records th {
	text-align: left;
	font-size: .75rem;
	text-transform: uppercase;
	letter-spacing: .05em;
	color: var(--muted);
	padding: .4rem .75rem .6rem;
	border-bottom: 1px solid var(--border);
}

table.records td {
	padding: .65rem .75rem;
	border-bottom: 1px solid var(--border);
	vertical-align: top;
	overflow-wrap: anywhere;
}

table.records tr:last-child td { border-bottom: none; }

table.records .detail { display: block; color: var(--muted); margin-top: .2rem; }

.rtype {
	display: inline-block;
	font-family: var(--mono);
	font-size: .75rem;
	font-weight: 600;
	color: var(--accent);
	background: var(--accent-soft);
	border-radius: 6px;
	padding: .15rem .5rem;
}

/* ---------- raw output ---------- */

.raw-card { padding-bottom: 1rem; }

.raw-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-bottom: .75rem;
}

.raw-head h2 { font-size: .95rem; margin: 0; }

pre.rawout {
	margin: 0;
	padding: 1rem;
	background: var(--bg);
	border: 1px solid var(--border);
	border-radius: 8px;
	font-family: var(--mono);
	font-size: .82rem;
	line-height: 1.6;
	overflow-x: auto;
}

.again { text-align: center; margin-top: .5rem; }

/* ---------- notices ---------- */

.notice h1 { font-size: 1.2rem; margin-top: 0; }
.notice p  { margin: .5rem 0 0; }
.notice .btn { margin-top: .5rem; }

.notice-warn { border-left: 4px solid var(--warn); background: var(--warn-soft); }

/* ---------- footer ---------- */

.site-footer {
	border-top: 1px solid var(--border);
	color: var(--muted);
	font-size: .82rem;
}

.site-footer .wrap { padding: 1rem 1.25rem; }

/* ---------- responsive ---------- */

@media (max-width: 720px) {
	.form-grid { grid-template-columns: 1fr; }
	.help-grid { grid-template-columns: 1fr; }
	.tagline   { display: none; }
	.field-submit .btn { width: 100%; }
}

/* PHP port additions */
td.cell-ttl { color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; font-size: .85rem; }
th.col-ttl  { text-align: right; }
td.cell-ttl { text-align: right; }

/* --- wildcard sweep layout --- */
.section-title { font-size: 1rem; margin: 0 0 .25rem; display: flex; align-items: center; gap: .5rem; }
.section-title .count {
	font-size: .75rem; font-weight: 600; color: var(--accent);
	background: var(--accent-soft); border-radius: 999px; padding: .1rem .55rem;
}
.section-sub { color: var(--muted); font-size: .85rem; margin: 0 0 1rem; }
.notice-inline { color: var(--muted); font-size: .875rem; margin: .5rem 0 0; }

.wildcard-card { border-left: 4px solid var(--warn); }
.wildcard-answer {
	display: flex; flex-wrap: wrap; align-items: center; gap: .6rem;
	padding: .8rem 1rem; background: var(--bg);
	border: 1px dashed var(--border); border-radius: 8px; margin-bottom: .9rem;
}
.wc-star  { color: var(--warn); font-weight: 700; }
.wc-arrow { color: var(--muted); }
.warn-text { color: var(--warn); font-size: .85rem; line-height: 1.55; margin: 0 0 1rem; }

.wc-details { border-top: 1px solid var(--border); padding-top: .75rem; }
.wc-details > summary {
	cursor: pointer; font-size: .875rem; font-weight: 600; color: var(--accent);
	list-style: none; padding: .35rem 0; user-select: none;
}
.wc-details > summary::-webkit-details-marker { display: none; }
.wc-details > summary::before { content: "\25B8  "; color: var(--muted); }
.wc-details[open] > summary::before { content: "\25BE  "; }
.wc-details > summary:hover { color: var(--accent-2); }
.wc-details .table-scroll { margin-top: .5rem; }