/* HMVM landing — 10 sec gate: strict, accessible, one screen */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --bg: #080810;
  --surface: #101018;
  --line: #2c3448;
  --text: #d8e0ea;
  --muted: #8a96a8;
  --faint: #6b7588;
  --portal: #6eb8d4;
  --auth: #a888d8;
  --client: #7ed4a8;
  --obs: #b8a0d8;
  --bak: #d4b87e;
  --font: 'IBM Plex Mono', ui-monospace, 'Courier New', monospace;
  --w: 26rem;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  font-family: var(--font);
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  position: relative;
  overflow-x: hidden;
}

.gate-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(88px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.42;
}

.gate-glow--portal {
  width: min(28rem, 75vw);
  height: min(28rem, 75vw);
  top: -6rem;
  left: -5rem;
  background: radial-gradient(circle, rgba(110, 184, 212, 0.22) 0%, transparent 68%);
}

.gate-glow--auth {
  width: min(24rem, 65vw);
  height: min(24rem, 65vw);
  right: -4rem;
  bottom: 18%;
  background: radial-gradient(circle, rgba(168, 136, 216, 0.16) 0%, transparent 70%);
}

.gate-glow--client {
  width: min(18rem, 50vw);
  height: min(18rem, 50vw);
  left: 42%;
  bottom: -5rem;
  opacity: 0.28;
  background: radial-gradient(circle, rgba(126, 212, 168, 0.14) 0%, transparent 72%);
}

.top,
.gate,
.foot {
  position: relative;
  z-index: 1;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  padding: 0.5rem 1rem;
  background: var(--portal);
  color: var(--bg);
  z-index: 100;
}
.skip:focus {
  left: 0.5rem;
  top: 0.5rem;
}

.top {
  border-bottom: 1px solid var(--line);
  padding: 0.75rem 1.25rem;
  text-align: center;
}

.brand {
  display: inline-block;
  color: var(--text);
  text-decoration: none;
  font-size: 0.875rem;
  letter-spacing: 0.04em;
}

.gate {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 100%;
  max-width: var(--w);
  margin: 0 auto;
  padding: 2rem 1.25rem 1.5rem;
}

.lead {
  margin: 0 0 1.5rem;
  font-size: clamp(1.25rem, 4.5vw, 1.5rem);
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--text);
}

/* ── Features ── */
.features-wrap {
  margin: 0 0 1.75rem;
  border: 1px solid var(--line);
  background: rgba(16, 16, 24, 0.72);
  backdrop-filter: blur(8px);
}

.features {
  margin: 0;
  padding: 0;
  list-style: none;
}

.feature {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem 0.85rem;
  align-items: start;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--line);
}

.feature:last-child { border-bottom: none; }

.feature--portal { border-left: 2px solid rgba(110, 184, 212, 0.55); }
.feature--bundle { border-left: 2px solid rgba(168, 136, 216, 0.45); }

.feature__mark {
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  padding-top: 0.15rem;
  user-select: none;
}

.feature--portal .feature__mark { color: var(--portal); }
.feature--bundle .feature__mark { color: var(--auth); }

.feature__body { min-width: 0; }

.feature__head {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.5rem;
  line-height: 1.35;
}

.feature__num {
  font-size: 1.375rem;
  font-weight: 500;
  color: var(--portal);
  letter-spacing: -0.02em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.feature__title {
  color: var(--text);
  font-size: 0.875rem;
}

.feature__hint {
  margin: 0.4rem 0 0.55rem;
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.45;
}

.tag-samples {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.tag-sample {
  padding: 0.18rem 0.45rem;
  border: 1px solid rgba(110, 184, 212, 0.35);
  background: rgba(110, 184, 212, 0.05);
  color: var(--portal);
  font-size: 0.6875rem;
  letter-spacing: 0.02em;
}

.tag-sample--more {
  color: #8a9eb0;
  border-color: rgba(110, 184, 212, 0.28);
  background: rgba(110, 184, 212, 0.09);
  font-family: inherit;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.tag-sample--more:hover,
.tag-sample--more:focus-visible {
  color: var(--portal);
  border-color: rgba(110, 184, 212, 0.5);
  background: rgba(110, 184, 212, 0.14);
  outline: none;
}

/* Tag catalog modal */
.catalog-modal {
  margin: auto;
  padding: 0;
  border: none;
  background: transparent;
  max-width: min(36rem, calc(100vw - 1.5rem));
  width: 100%;
}

.catalog-modal::backdrop {
  background: rgba(4, 6, 12, 0.82);
}

.catalog-modal__panel {
  border: 1px solid var(--line);
  background: var(--surface);
  max-height: min(85dvh, 40rem);
  display: flex;
  flex-direction: column;
}

.catalog-modal__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--line);
}

.catalog-modal__kicker {
  margin: 0 0 0.2rem;
  font-size: 0.625rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--portal);
}

.catalog-modal__title {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text);
}

.catalog-modal__close {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  padding: 0;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--muted);
  font: inherit;
  font-size: 1.125rem;
  line-height: 1;
  cursor: pointer;
}

.catalog-modal__close:hover,
.catalog-modal__close:focus-visible {
  color: var(--text);
  border-color: var(--portal);
  outline: none;
}

.catalog-modal__lead {
  margin: 0;
  padding: 0.75rem 1rem;
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}

.catalog-modal__body {
  padding: 0.75rem 1rem;
  overflow: auto;
  flex: 1;
}

.catalog-group {
  margin-bottom: 0.85rem;
}

.catalog-group:last-child {
  margin-bottom: 0;
}

.catalog-group__title {
  margin: 0 0 0.4rem;
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--faint);
}

.catalog-group__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.catalog-tag {
  padding: 0.16rem 0.42rem;
  border: 1px solid var(--line);
  font-size: 0.625rem;
  color: var(--text);
  line-height: 1.35;
}

.catalog-tag[data-category="devops"] { border-color: rgba(110, 184, 212, 0.35); color: var(--portal); }
.catalog-tag[data-category="runtime"] { border-color: rgba(158, 212, 176, 0.35); color: #9ed4b0; }
.catalog-tag[data-category="database"] { border-color: rgba(142, 184, 212, 0.35); color: #8eb8d4; }
.catalog-tag[data-category="web"] { border-color: rgba(212, 184, 126, 0.35); color: var(--bak); }
.catalog-tag[data-category="observability"] { border-color: rgba(184, 160, 216, 0.35); color: var(--obs); }
.catalog-tag[data-category="messaging"] { border-color: rgba(136, 200, 216, 0.35); color: #88c8d8; }
.catalog-tag[data-category="tools"] { border-color: rgba(138, 150, 168, 0.45); color: var(--muted); }
.catalog-tag[data-category="security"] { border-color: rgba(212, 152, 152, 0.35); color: #d49898; }
.catalog-tag[data-category="network"] { border-color: rgba(240, 144, 107, 0.35); color: #f0906b; }

.catalog-modal__foot {
  padding: 0.65rem 1rem;
  border-top: 1px solid var(--line);
  text-align: right;
}

.catalog-modal__link {
  font-size: 0.6875rem;
  color: var(--portal);
  text-decoration: none;
}

.catalog-modal__link:hover {
  text-decoration: underline;
}

.catalog-modal__err {
  margin: 0;
  font-size: 0.75rem;
  color: var(--muted);
}

.catalog-modal__err a {
  color: var(--portal);
}

/* Subscription bundle */
.bundle__head {
  padding-bottom: 0.7rem;
  margin-bottom: 0.65rem;
  border-bottom: 1px solid var(--line);
}

.bundle__head .feature__head {
  margin-bottom: 0.25rem;
}

.bundle__intro {
  margin: 0;
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.4;
}

.bundle {
  display: flex;
  flex-direction: column;
  margin-top: 0;
}

.bundle__block {
  min-width: 0;
  padding: 0.6rem 0;
  border-top: 1px solid var(--line);
}

.bundle__block:first-child {
  border-top: none;
  padding-top: 0;
}

.bundle__block:last-child {
  padding-bottom: 0;
}

.bundle__pitch {
  margin: 0 0 0.35rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text);
  line-height: 1.4;
}

.bundle__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.chip {
  display: inline-block;
  padding: 0.18rem 0.45rem;
  font-size: 0.625rem;
  letter-spacing: 0.02em;
  line-height: 1.3;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.chip--obs {
  color: var(--obs);
  border-color: rgba(184, 160, 216, 0.35);
  background: rgba(184, 160, 216, 0.08);
}

.chip--git {
  color: var(--auth);
  border-color: rgba(168, 136, 216, 0.35);
  background: rgba(168, 136, 216, 0.08);
}

.chip--lk {
  color: var(--client);
  border-color: rgba(126, 212, 168, 0.35);
  background: rgba(126, 212, 168, 0.08);
}

.chip--ops {
  color: var(--bak);
  border-color: rgba(212, 184, 126, 0.35);
  background: rgba(212, 184, 126, 0.08);
}

.chip--acc {
  color: var(--portal);
  border-color: rgba(110, 184, 212, 0.35);
  background: rgba(110, 184, 212, 0.08);
}

/* ── Actions ── */
.actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.65rem;
}

.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.65rem 1rem;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  font-family: inherit;
  font-size: 0.9375rem;
  letter-spacing: 0.03em;
  transition: border-color 0.15s, background 0.15s;
}

.btn:focus-visible {
  outline: 2px solid var(--portal);
  outline-offset: 2px;
}

.btn-portal {
  border-color: rgba(110, 184, 212, 0.55);
  color: var(--portal);
  font-weight: 500;
}

.btn-portal:hover {
  background: rgba(110, 184, 212, 0.08);
  border-color: var(--portal);
}

.btn-auth {
  color: var(--auth);
  border-color: rgba(168, 136, 216, 0.45);
}

.btn-auth:hover {
  background: rgba(168, 136, 216, 0.08);
  border-color: var(--auth);
}

.btn-register {
  color: var(--client);
  border-color: rgba(126, 212, 168, 0.5);
  font-size: 0.8125rem;
  line-height: 1.25;
  text-align: center;
}

.btn-register:hover {
  background: rgba(126, 212, 168, 0.08);
  border-color: var(--client);
}

.foot {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0.75rem 1.25rem 1.25rem;
  border-top: 1px solid var(--line);
  font-size: 0.75rem;
  color: var(--muted);
  text-align: center;
}

@media (min-width: 560px) {
  :root { --w: 36rem; }

  .actions {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

@media (min-width: 768px) {
  :root { --w: 38rem; }

  .gate {
    padding: 3rem 1.5rem 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .btn,
  .btn-register,
  .tag-sample--more { transition: none; }

  .gate-glow { opacity: 0.18; filter: blur(60px); }
}