:root {
	--bg0: #071018;
	--bg1: #0d1a24;
	--bg2: #122433;
	--line: rgba(180, 220, 210, 0.12);
	--text: #e8f1f0;
	--muted: #8aa3a8;
	--accent: #3ecfbe;
	--accent2: #f0b429;
	--danger: #ff6b6b;
	--ok: #3ecfbe;
	--bad: #ff8a7a;
	--radius: 14px;
	--font: "IBM Plex Sans", system-ui, sans-serif;
	--display: "Syne", var(--font);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
html, body { margin: 0; min-height: 100%; }
body {
	font-family: var(--font);
	color: var(--text);
	background:
		radial-gradient(1200px 600px at 10% -10%, rgba(62, 207, 190, 0.16), transparent 55%),
		radial-gradient(900px 500px at 100% 0%, rgba(240, 180, 41, 0.08), transparent 50%),
		linear-gradient(180deg, var(--bg0), var(--bg1) 40%, #08141c);
	background-attachment: fixed;
	overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.92em; }

.top {
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 0.75rem 1rem;
	padding: 0.85rem 1.25rem;
	padding-left: max(1.25rem, env(safe-area-inset-left));
	padding-right: max(1.25rem, env(safe-area-inset-right));
	border-bottom: 1px solid var(--line);
	backdrop-filter: blur(10px);
	position: sticky;
	top: 0;
	z-index: 20;
	background: rgba(7, 16, 24, 0.92);
}
.brand {
	font-family: var(--display);
	font-weight: 800;
	font-size: 1.25rem;
	color: var(--text);
	letter-spacing: -0.02em;
	text-decoration: none;
}
.brand span { color: var(--accent); }

.nav-toggle {
	display: none;
	width: 44px;
	height: 44px;
	margin: 0;
	padding: 0;
	border: 1px solid var(--line);
	border-radius: 12px;
	background: var(--bg2);
	cursor: pointer;
	align-items: center;
	justify-content: center;
	flex-direction: column;
	gap: 5px;
}
.nav-toggle span {
	display: block;
	width: 18px;
	height: 2px;
	background: var(--text);
	border-radius: 2px;
	transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.main-nav {
	display: flex;
	align-items: center;
	gap: 1.1rem;
	flex-wrap: wrap;
}
.main-nav a { color: var(--muted); font-weight: 500; text-decoration: none; min-height: 44px; display: inline-flex; align-items: center; }
.main-nav a.on, .main-nav a:hover { color: var(--text); }
.main-nav a.muted { opacity: 0.7; }

.wrap {
	width: min(1100px, calc(100% - 2rem));
	margin: 0 auto;
	padding: 2rem 0 4rem;
	padding-bottom: max(4rem, calc(2rem + env(safe-area-inset-bottom)));
}
.wrap.login, .wrap.login_otp, .wrap.sso_bridge {
	min-height: calc(100dvh - 2rem);
	display: grid;
	place-items: center;
	width: min(440px, calc(100% - 1.5rem));
	padding: 1.25rem 0 2rem;
}
.nav-user {
	font-size: 0.85rem;
	max-width: 14rem;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
	align-self: center;
}

.hero-line { margin-bottom: 1.5rem; animation: rise 0.45s ease both; }
.hero-line h1, .login-panel h1 {
	font-family: var(--display);
	font-weight: 800;
	letter-spacing: -0.03em;
	font-size: clamp(1.8rem, 3vw, 2.4rem);
	margin: 0.2rem 0;
}
.lede { color: var(--muted); margin: 0.35rem 0 0; max-width: 42rem; line-height: 1.5; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.72rem; color: var(--accent); margin: 0; }
.eyebrow a { color: inherit; }

.block { margin: 1.5rem 0; animation: rise 0.5s ease both; }
.block h2 {
	font-family: var(--display);
	font-size: 1.15rem;
	margin: 0 0 0.85rem;
	letter-spacing: -0.02em;
}
.panel {
	border: 1px solid var(--line);
	background: rgba(18, 36, 51, 0.55);
	border-radius: var(--radius);
	padding: 1.15rem 1.25rem;
}

.login-panel {
	width: 100%;
	border: 1px solid var(--line);
	background: rgba(13, 26, 36, 0.85);
	border-radius: 18px;
	padding: 1.5rem 1.25rem;
	animation: rise 0.5s ease both;
}

.flash {
	padding: 0.85rem 1rem;
	border-radius: 12px;
	margin-bottom: 1.25rem;
	border: 1px solid var(--line);
	animation: rise 0.35s ease both;
}
.flash-ok { background: rgba(62, 207, 190, 0.12); border-color: rgba(62, 207, 190, 0.35); }
.flash-error { background: rgba(255, 107, 107, 0.12); border-color: rgba(255, 107, 107, 0.35); }
.reveal-pass { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }

.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.4rem;
	border: 1px solid var(--line);
	background: rgba(255,255,255,0.03);
	color: var(--text);
	border-radius: 999px;
	padding: 0.75rem 1.15rem;
	min-height: 44px;
	font: inherit;
	font-weight: 600;
	cursor: pointer;
	text-decoration: none;
	transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-1px); border-color: rgba(62, 207, 190, 0.45); text-decoration: none; color: var(--text); }
.btn.primary { background: linear-gradient(135deg, #2bb8a8, #3ecfbe 50%, #7ee0d2); color: #04201c; border-color: transparent; }
.btn.danger { background: rgba(255, 107, 107, 0.12); border-color: rgba(255, 107, 107, 0.4); color: #ffc9c9; }
.btn.tiny { padding: 0.35rem 0.7rem; font-size: 0.85rem; }

.actions-row { display: flex; gap: 0.75rem; flex-wrap: wrap; margin: 1rem 0; }

label { display: grid; gap: 0.35rem; color: var(--muted); font-size: 0.9rem; }
input, select {
	width: 100%;
	max-width: 100%;
	border: 1px solid var(--line);
	background: var(--bg2);
	color: var(--text);
	border-radius: 10px;
	padding: 0.75rem 0.85rem;
	min-height: 44px;
	font: inherit;
	font-size: 16px; /* avoid iOS zoom on focus */
	color-scheme: dark;
}
select {
	appearance: none;
	background-image:
		linear-gradient(45deg, transparent 50%, var(--accent) 50%),
		linear-gradient(135deg, var(--accent) 50%, transparent 50%),
		linear-gradient(to right, var(--bg2), var(--bg2));
	background-position:
		calc(100% - 18px) calc(50% - 3px),
		calc(100% - 12px) calc(50% - 3px),
		0 0;
	background-size: 6px 6px, 6px 6px, 100% 100%;
	background-repeat: no-repeat;
	padding-right: 2.2rem;
}
select option,
select optgroup {
	background-color: #0d1a24;
	color: #e8f1f0;
}
input:focus, select:focus { outline: 2px solid rgba(62, 207, 190, 0.35); border-color: var(--accent); }
.check { display: flex; align-items: center; gap: 0.55rem; grid-template-columns: none; }
.check input { width: auto; }

.stack { display: grid; gap: 0.9rem; }
.row-form { display: flex; gap: 0.75rem; align-items: end; flex-wrap: wrap; }
.row-form .grow { flex: 1 1 220px; }
.row-form.compact { margin-bottom: 0.75rem; }
.grid-form {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 0.9rem;
}
.grid-form .full { grid-column: 1 / -1; }
@media (max-width: 720px) { .grid-form { grid-template-columns: 1fr; } }

.table-wrap {
	overflow: auto;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	background: rgba(8, 18, 26, 0.45);
}
table { width: 100%; border-collapse: collapse; }
th, td { padding: 0.85rem 1rem; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { color: var(--muted); font-weight: 500; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.06em; }
tr:last-child td { border-bottom: 0; }
td.right { text-align: right; }
td.break { word-break: break-all; }
.empty, .muted { color: var(--muted); }
.small { font-size: 0.88rem; }
.link { font-weight: 600; }

.usage { margin-right: 0.5rem; }
.bar {
	display: inline-block;
	width: 90px;
	height: 6px;
	border-radius: 99px;
	background: rgba(255,255,255,0.08);
	vertical-align: middle;
	overflow: hidden;
}
.bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent2)); }

.split {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 1rem;
}
@media (max-width: 800px) { .split { grid-template-columns: 1fr; } }

.settings-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 1rem;
}
@media (max-width: 720px) { .settings-grid { grid-template-columns: 1fr; } }
.settings-grid h3 { margin: 0 0 0.5rem; font-family: var(--display); }
.kv { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.45rem; }
.kv li { display: flex; justify-content: space-between; gap: 1rem; border-bottom: 1px dashed var(--line); padding-bottom: 0.35rem; }
.kv span { color: var(--muted); }

.dns-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.75rem; }
.dns-list li {
	border: 1px solid var(--line);
	border-radius: 12px;
	padding: 0.9rem 1rem;
	background: rgba(0,0,0,0.18);
}
.dns-list .tag {
	display: inline-block;
	margin-left: 0.5rem;
	font-size: 0.75rem;
	font-weight: 700;
	padding: 0.15rem 0.45rem;
	border-radius: 999px;
}
.dns-list .ok .tag { background: rgba(62, 207, 190, 0.2); color: var(--ok); }
.dns-list .bad .tag { background: rgba(255, 138, 122, 0.2); color: var(--bad); }
.dns-list pre {
	margin: 0.5rem 0 0;
	white-space: pre-wrap;
	word-break: break-all;
	font-size: 0.82rem;
	color: #c5ddd8;
}

.danger-zone { border-top: 1px solid rgba(255,107,107,0.25); padding-top: 1.25rem; }
.hidden { display: none; }

.quota-picker { display: grid; gap: 0.75rem; }
.quota-custom[hidden] { display: none !important; }

.actions-cell {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
	justify-content: flex-end;
	align-items: flex-start;
}
.inline-form { display: inline; margin: 0; }
.inline-details { display: inline-block; }
.inline-details > summary {
	list-style: none;
	cursor: pointer;
}
.inline-details > summary::-webkit-details-marker { display: none; }
.inline-details[open] {
	display: block;
	width: 100%;
	margin-top: 0.35rem;
}
.stack.tight { gap: 0.45rem; margin-top: 0.35rem; min-width: 180px; }

@keyframes rise {
	from { opacity: 0; transform: translateY(8px); }
	to { opacity: 1; transform: none; }
}

/* —— Mobile / tablet —— */
@media (max-width: 860px) {
	.nav-toggle { display: inline-flex; }
	.main-nav {
		display: none;
		width: 100%;
		flex-direction: column;
		align-items: stretch;
		gap: 0.15rem;
		padding: 0.35rem 0 0.5rem;
		border-top: 1px solid var(--line);
		margin-top: 0.25rem;
	}
	.top.nav-open .main-nav { display: flex; }
	.main-nav a,
	.main-nav .nav-user {
		width: 100%;
		padding: 0.65rem 0.35rem;
		max-width: none;
		border-radius: 10px;
	}
	.main-nav a.on { background: rgba(62, 207, 190, 0.1); padding-left: 0.65rem; }
	.nav-user { order: 10; opacity: 0.75; font-size: 0.8rem; }
}

@media (max-width: 720px) {
	.wrap { width: calc(100% - 1.25rem); padding-top: 1.25rem; }
	.hero-line h1, .login-panel h1 { font-size: clamp(1.45rem, 7vw, 1.9rem); }
	.panel { padding: 1rem; border-radius: 12px; }
	.actions-row .btn { flex: 1 1 auto; }
	.row-form { flex-direction: column; align-items: stretch; }
	.row-form label, .row-form .btn { width: 100%; }
	.table-wrap { margin-inline: -0.15rem; -webkit-overflow-scrolling: touch; }
	th, td { padding: 0.7rem 0.75rem; font-size: 0.92rem; }
	.bar { width: 64px; }
	.kv li { flex-direction: column; align-items: flex-start; gap: 0.2rem; }
	.dns-list .tag { margin-left: 0; margin-top: 0.25rem; }
	.flash { word-break: break-word; }
	.btn:hover { transform: none; }
}

@media (max-width: 420px) {
	.top { padding: 0.7rem 0.85rem; }
	.brand { font-size: 1.1rem; }
	.table-wrap table { min-width: 480px; }
}