/* ============================================================================
 * Proxima pool front-end — styles.
 * Dark theme by default; light theme via [data-theme="light"] or the OS setting.
 * No framework, no external font: system UI + system monospace for instant load.
 * ========================================================================== */

/* --- Design tokens ------------------------------------------------------- */
:root {
  --bg: #0b0f17;
  --bg-2: #0e1420;
  --surface: #121826;
  --surface-2: #171f30;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #e8eef8;
  --text-2: #a7b2c6;
  --muted: #7d889d;
  --accent: #22d3ee;        /* cyan */
  --accent-2: #a78bfa;      /* violet */
  --accent-ink: #06202a;    /* text on accent */
  --ok: #34d399;
  --warn: #fbbf24;
  --bad: #f87171;
  --glow-1: rgba(34, 211, 238, 0.22);
  --glow-2: rgba(167, 139, 250, 0.20);
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --radius: 14px;
  --radius-sm: 10px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --wrap: 1040px;
  --gutter: 16px;
}
/* Light theme: either the OS asks for it (and the page did not force dark), or the toggle did. */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) { color-scheme: light; }
}
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f5f7fb;
  --bg-2: #eef2f8;
  --surface: #ffffff;
  --surface-2: #f3f6fb;
  --border: rgba(15, 23, 42, 0.10);
  --border-strong: rgba(15, 23, 42, 0.22);
  --text: #0f172a;
  --text-2: #3b465c;
  --muted: #64718a;
  --accent: #0891b2;
  --accent-2: #7c3aed;
  --accent-ink: #ffffff;
  --ok: #059669;
  --warn: #b45309;
  --bad: #dc2626;
  --glow-1: rgba(8, 145, 178, 0.16);
  --glow-2: rgba(124, 58, 237, 0.14);
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}
:root[data-theme="dark"] { color-scheme: dark; }

/* --- Base ---------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { margin: 0; line-height: 1.15; letter-spacing: -0.01em; }
h2 { font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2rem); }
h3 { font-size: 1.1rem; }
p { margin: 0; }
code, pre { font-family: var(--mono); }
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--accent-ink); padding: 8px 12px; border-radius: 8px; z-index: 100; }
.skip-link:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.tiny { font-size: 0.8rem; color: var(--muted); }
.hint { font-size: 0.85rem; color: var(--text-2); margin-top: 8px; }
.sub { color: var(--text-2); margin-top: 8px; max-width: 60ch; }
.grad {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* --- Buttons ------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 16px; border-radius: var(--radius-sm); border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--text); font: inherit; font-weight: 600; cursor: pointer;
  transition: transform .12s ease, background .15s ease, border-color .15s ease, box-shadow .15s ease;
  text-decoration: none; white-space: nowrap;
}
.btn:hover { text-decoration: none; border-color: var(--accent); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn[disabled], .btn[aria-disabled="true"] { opacity: .5; cursor: not-allowed; transform: none; }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--accent-ink); border-color: transparent;
  box-shadow: 0 6px 20px var(--glow-1);
}
.btn-primary:hover { box-shadow: 0 8px 26px var(--glow-2); border-color: transparent; }
.btn-ghost { background: transparent; }
.btn-lg { padding: 14px 22px; font-size: 1.05rem; border-radius: 12px; }
.btn-sm { padding: 7px 12px; font-size: 0.9rem; }

/* --- Header -------------------------------------------------------------- */
.top {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 12px;
  padding: 10px var(--gutter);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; }
.brand:hover { text-decoration: none; }
.brand-mark { display: inline-flex; }
.top-nav { display: none; gap: 18px; margin-left: 12px; }
.top-nav a { color: var(--text-2); font-weight: 500; }
.top-nav a:hover { color: var(--text); text-decoration: none; }
.theme-toggle {
  margin-left: auto; width: 38px; height: 38px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text-2); cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
}
.theme-toggle:hover { color: var(--text); border-color: var(--border-strong); }
:root[data-theme="light"] .icon-sun { display: none; }
:root:not([data-theme="light"]) .icon-moon { display: none; }

/* --- Hero ---------------------------------------------------------------- */
.hero { position: relative; padding: 56px 0 40px; overflow: hidden; }
.hero-bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(600px 320px at 15% 10%, var(--glow-1), transparent 70%),
    radial-gradient(700px 360px at 85% 30%, var(--glow-2), transparent 70%);
  animation: drift 18s ease-in-out infinite alternate;
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(60% 60% at 50% 30%, #000 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(60% 60% at 50% 30%, #000 20%, transparent 100%);
  opacity: .5;
}
@keyframes drift { from { transform: translate3d(0, 0, 0); } to { transform: translate3d(-18px, 10px, 0); } }
.hero .wrap { position: relative; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: .85rem; color: var(--text-2); padding: 6px 12px; border: 1px solid var(--border); border-radius: 999px; background: color-mix(in srgb, var(--surface) 70%, transparent); }
.hero h1 { margin-top: 18px; font-size: clamp(2.3rem, 1.6rem + 4.5vw, 4.2rem); font-weight: 800; letter-spacing: -0.03em; }
.lead { margin-top: 14px; font-size: clamp(1.05rem, 1rem + .5vw, 1.3rem); color: var(--text-2); max-width: 46ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.strip { list-style: none; margin: 34px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.strip li { padding: 12px 14px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: color-mix(in srgb, var(--surface) 80%, transparent); display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.strip-v { font-weight: 700; font-size: clamp(1.05rem, .9rem + 1vw, 1.4rem); font-variant-numeric: tabular-nums; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.strip-k { font-size: .75rem; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }

/* --- Live dot ------------------------------------------------------------ */
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 0 var(--ok); animation: pulse 2s ease-out infinite; display: inline-block; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 55%, transparent); } 100% { box-shadow: 0 0 0 10px transparent; } }
.live-badge.is-off .live-dot, .live-badge.is-off { animation: none; }
.live-badge.is-off .live-dot { background: var(--muted); }
.live-badge.is-demo .live-dot { background: var(--warn); }

/* --- Sections ------------------------------------------------------------ */
section { padding: 48px 0; }
.connect { background: var(--bg-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px 16px; }
.live-meta { display: inline-flex; align-items: center; gap: 10px; }
.live-badge { display: inline-flex; align-items: center; gap: 6px; font-size: .85rem; color: var(--text-2); }

/* --- Steps --------------------------------------------------------------- */
.steps { list-style: none; margin: 28px 0 0; padding: 0; display: grid; gap: 16px; }
.step {
  display: grid; grid-template-columns: 40px 1fr; gap: 14px;
  padding: 18px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.step.is-done { border-color: color-mix(in srgb, var(--ok) 50%, var(--border)); }
.step.is-active { border-color: color-mix(in srgb, var(--accent) 60%, var(--border)); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 14%, transparent); }
.step-n {
  width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
  font-weight: 800; color: var(--accent-ink);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.step.is-done .step-n { background: var(--ok); }
.step.is-done .step-n::before { content: "✓"; }
.step.is-done .step-n { font-size: 0; }
.step.is-done .step-n::before { font-size: 1rem; }
.step-body { min-width: 0; }
.step-body h3 { margin-bottom: 12px; }

/* Downloads */
.dl-row { display: flex; flex-wrap: wrap; gap: 10px; }
.dl-row .btn svg { flex: none; }
.dl-row + .tiny { margin-top: 10px; }

/* Address input */
.field { position: relative; }
.input {
  width: 100%; padding: 13px 14px; font: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.input::placeholder { color: var(--muted); }
.input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent); }
.input-addr { font-family: var(--mono); font-size: .95rem; padding-right: 40px; }
.input.is-valid { border-color: var(--ok); }
.input.is-invalid { border-color: var(--bad); }
.input-clear {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  width: 30px; height: 30px; border-radius: 8px; border: 0; background: transparent; color: var(--muted);
  font-size: 1.3rem; line-height: 1; cursor: pointer;
}
.input-clear:hover { color: var(--text); background: var(--surface-2); }
.status { min-height: 1.2em; font-size: .85rem; margin-top: 6px; }
.status.is-ok { color: var(--ok); }
.status.is-bad { color: var(--bad); }
.status.is-muted { color: var(--muted); }

/* Tabs (platforms) */
.tabs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.tabs:empty { display: none; }
.tab {
  padding: 6px 12px; border-radius: 999px; border: 1px solid var(--border); background: transparent;
  color: var(--text-2); font: inherit; font-size: .85rem; font-weight: 600; cursor: pointer;
}
.tab[aria-selected="true"] { background: var(--surface-2); color: var(--text); border-color: var(--border-strong); }
.tab[disabled] { opacity: .5; cursor: not-allowed; }

/* Command box */
.cmd { position: relative; margin-top: 8px; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); background: var(--bg); overflow: hidden; }
.cmd-pre { margin: 0; padding: 16px 118px 16px 16px; font-size: .92rem; line-height: 1.55; white-space: pre-wrap; word-break: break-all; color: var(--text); }
.cmd-pre .ph { color: var(--warn); }
.cmd-pre .addr { color: var(--accent); }
.cmd.is-waiting .cmd-pre { color: var(--text-2); }
.btn-copy { position: absolute; top: 8px; right: 8px; padding: 8px 12px; font-size: .88rem; }
.btn-copy.is-copied { background: var(--ok); color: #04261a; border-color: transparent; }
.cmd.shake { animation: shake .35s ease; }
@keyframes shake { 0%,100% { transform: translateX(0); } 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }
.after-cmd { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; margin-top: 12px; }
.ok-pill { font-size: .88rem; color: var(--ok); }

/* --- Live ---------------------------------------------------------------- */
.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 22px; }
.card { padding: 16px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); min-width: 0; }
.card-k { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.card-v { margin-top: 6px; font-size: clamp(1.3rem, 1.1rem + 1.2vw, 1.8rem); font-weight: 700; font-variant-numeric: tabular-nums; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; transition: color .3s ease; }
.card-v.bump { color: var(--accent); }
.card-s { margin-top: 4px; font-size: .8rem; color: var(--muted); min-height: 1.2em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cards-mini .card-v { font-size: clamp(1.1rem, 1rem + .8vw, 1.4rem); }

.lookup { margin-top: 28px; padding: 18px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.lookup-label { display: block; font-weight: 700; margin-bottom: 8px; }
.lookup-row { display: flex; gap: 8px; }
.lookup-row .input { font-family: var(--mono); font-size: .92rem; }
.miner-panel { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border); }
.miner-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; }
.miner-addr { font-size: .85rem; color: var(--text-2); min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px; font-size: .78rem; font-weight: 600; border: 1px solid var(--border); background: var(--surface-2); color: var(--text-2); }
.pill.is-on { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.pill.is-off { color: var(--muted); }
.miner-panel .cards { margin-top: 14px; }
.rewards { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 12px; margin-top: 14px; padding: 12px 14px; border-radius: var(--radius-sm); background: var(--surface-2); }
.rewards-k { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.rewards-v { font-weight: 700; color: var(--warn); }
.rewards.is-active .rewards-v { color: var(--ok); }
.workers { margin-top: 16px; }
.workers-list, .blocks-list { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 6px; }
.workers-list li, .blocks-list li { display: grid; grid-template-columns: 1fr auto; gap: 6px 12px; padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); font-size: .9rem; background: var(--bg); }
.workers-list .w-name { font-family: var(--mono); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.workers-list .w-meta, .blocks-list .b-meta { color: var(--muted); font-size: .82rem; white-space: nowrap; }
.blocks { margin-top: 24px; }
.blocks-list .b-slot { font-family: var(--mono); }
.b-status { font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.b-status.confirmed { color: var(--ok); }
.b-status.pending { color: var(--warn); }
.b-status.orphan { color: var(--muted); }
.empty { color: var(--muted); font-size: .9rem; padding: 10px 0; }

/* --- Wallet -------------------------------------------------------------- */
.wallet { background: var(--bg-2); border-top: 1px solid var(--border); }
.tuto { margin: 20px 0 0; padding: 0 0 0 1.4em; display: grid; gap: 10px; color: var(--text-2); max-width: 70ch; }
.tuto li::marker { color: var(--accent); font-weight: 700; }
.tuto .ph { color: var(--warn); }
.wallet-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }

/* --- Footer -------------------------------------------------------------- */
.foot { border-top: 1px solid var(--border); padding: 22px 0 40px; color: var(--muted); font-size: .85rem; }
.foot-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 16px; }
.foot-r a { margin-left: 14px; }
.foot-r a:first-child { margin-left: 0; }

/* Demo badge (mock mode) */
.demo-badge {
  position: fixed; left: 12px; bottom: 12px; z-index: 30;
  padding: 6px 10px; border-radius: 999px; font-size: .75rem; font-weight: 700;
  color: #2a1b00; background: var(--warn); box-shadow: var(--shadow);
}

/* --- Responsive ---------------------------------------------------------- */
@media (min-width: 640px) {
  .top { padding: 12px 24px; }
  .top-nav { display: flex; }
  .cards { grid-template-columns: repeat(4, 1fr); }
  .cards-mini { grid-template-columns: repeat(4, 1fr); }
  .step { grid-template-columns: 44px 1fr; padding: 22px; gap: 18px; }
  .step-n { width: 44px; height: 44px; }
  section { padding: 64px 0; }
  .hero { padding: 80px 0 56px; }
}
@media (max-width: 480px) {
  .strip { grid-template-columns: 1fr 1fr; }
  .strip li:first-child { grid-column: 1 / -1; }
  .cmd-pre { padding-right: 16px; padding-bottom: 54px; }
  .btn-copy { top: auto; bottom: 8px; right: 8px; }
  .lookup-row { flex-direction: column; }
  .hero-cta .btn { flex: 1 1 auto; }
  .demo-badge { left: 8px; bottom: 8px; padding: 4px 8px; font-size: .68rem; }
}

/* --- Motion -------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-bg, .live-dot { animation: none !important; }
  .btn, .step, .card-v { transition: none; }
}