/* =============================================================
 * Perseu Provas — Central de Atualizações
 * ============================================================= */

:root {
  --bg: #0e0d0b;
  --canvas: #e4e0d4;
  --canvas-shade: #d6d2c5;
  --ink: #161513;
  --ink-soft: #3a3733;
  --muted: #6e6a62;
  --accent: #22d3ee;
  --accent-deep: #0891b2;
  --line: rgba(22, 21, 19, 0.1);
  --ok: #16a34a;
  --beta: #d97706;
  --shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.4);
}

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

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Manrope', ui-sans-serif, system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
}

body {
  background:
    radial-gradient(1200px 800px at 80% -10%, rgba(34, 211, 238, 0.06), transparent 60%),
    radial-gradient(900px 700px at 5% 110%, rgba(255, 200, 120, 0.04), transparent 60%),
    var(--bg);
  min-height: 100vh;
  padding: clamp(24px, 4vmin, 48px) clamp(16px, 3vmin, 32px);
}

.wrap {
  max-width: 980px;
  margin: 0 auto;
  background: var(--canvas);
  border-radius: 24px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

/* ─── Hero ──────────────────────────────────────────────── */
.hero {
  padding: clamp(24px, 4vmin, 40px);
  background: linear-gradient(160deg, #16244a 0%, #0d1a36 40%, #070d22 100%);
  color: #f4f6fb;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.05;
  background-image: radial-gradient(rgba(255, 255, 255, 0.7) 1px, transparent 1px);
  background-size: 3px 3px;
  pointer-events: none;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  position: relative;
  z-index: 1;
}
.logo {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--accent);
  display: grid;
  place-items: center;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.12),
    0 8px 20px -10px rgba(0, 0, 0, 0.4);
}
.logo svg { width: 60%; height: 60%; }

.brand-meta h1 {
  margin: 0;
  font-size: clamp(20px, 2.6vmin, 28px);
  font-weight: 800;
  letter-spacing: -0.01em;
}
.brand-meta p {
  margin: 4px 0 0;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(220, 228, 245, 0.6);
}

.server-info {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: flex-end;
  position: relative;
  z-index: 1;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  font-size: 12px;
}
.badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.25);
}
.link-muted {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  color: rgba(220, 228, 245, 0.55);
  text-decoration: none;
  border-bottom: 1px dashed rgba(220, 228, 245, 0.25);
}
.link-muted:hover { color: #fff; }

/* ─── Channels tabs ──────────────────────────────────────── */
.channels {
  display: flex;
  gap: 0;
  padding: 16px clamp(24px, 4vmin, 40px) 0;
  background: var(--canvas);
  border-bottom: 1px solid var(--line);
}
.channel-tab {
  appearance: none;
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 12px 20px;
  font-family: inherit;
  border-bottom: 3px solid transparent;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  transition: all 0.15s;
}
.channel-tab:hover {
  background: rgba(0, 0, 0, 0.02);
}
.channel-tab.active {
  border-bottom-color: var(--accent);
}
.channel-tag {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  background: var(--ink);
  color: var(--canvas);
  border-radius: 4px;
}
.channel-tab[data-channel='beta'] .channel-tag {
  background: var(--beta);
}
.channel-label {
  font-size: 12px;
  color: var(--muted);
}

/* ─── Latest release ─────────────────────────────────────── */
.latest {
  padding: clamp(24px, 4vmin, 40px);
  background: var(--canvas);
}
.latest-loading,
.empty,
.error-msg {
  padding: 24px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}
.error-msg {
  background: #fef2f2;
  color: #991b1b;
  border-radius: 12px;
  border: 1px solid rgba(220, 38, 38, 0.2);
}

.latest-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 24px;
  background: #fff;
  border-radius: 16px;
  border: 1px solid var(--line);
  box-shadow: 0 8px 24px -12px rgba(0, 0, 0, 0.1);
}
@media (max-width: 640px) {
  .latest-card { grid-template-columns: 1fr; }
}
.latest-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}
.latest-version {
  font-size: clamp(28px, 4vmin, 40px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.latest-version small {
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  text-transform: uppercase;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.08em;
}
.latest-name {
  font-size: 15px;
  color: var(--ink-soft);
  font-weight: 500;
}
.latest-date {
  font-size: 12px;
  color: var(--muted);
  font-family: 'JetBrains Mono', monospace;
}
.latest-notes {
  font-size: 13px;
  color: var(--ink-soft);
  white-space: pre-wrap;
  background: var(--canvas-shade);
  padding: 12px 14px;
  border-radius: 8px;
  margin-top: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  line-height: 1.6;
  max-height: 160px;
  overflow-y: auto;
}
.latest-download {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: stretch;
  min-width: 200px;
}
.btn-download {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 24px;
  background: var(--ink);
  color: var(--canvas);
  border: 0;
  border-radius: 12px;
  font-family: inherit;
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s;
  box-shadow: 0 8px 20px -10px rgba(0, 0, 0, 0.3);
}
.btn-download:hover {
  background: var(--accent);
  color: var(--ink);
  transform: translateY(-1px);
}
.btn-download svg { width: 18px; height: 18px; }
.download-meta {
  font-size: 11px;
  color: var(--muted);
  text-align: center;
  font-family: 'JetBrains Mono', monospace;
}

/* ─── Histórico ──────────────────────────────────────────── */
.history {
  padding: clamp(24px, 4vmin, 40px);
  background: var(--canvas-shade);
  border-top: 1px solid var(--line);
}
.history h2 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.hint {
  margin: 0 0 16px;
  font-size: 13px;
  color: var(--muted);
}

.release-item {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  gap: 16px;
  align-items: center;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-bottom: 8px;
  transition: border-color 0.15s, transform 0.1s;
}
.release-item:hover {
  border-color: var(--accent);
}
.release-version {
  font-weight: 700;
  font-size: 14px;
  font-family: 'JetBrains Mono', monospace;
}
.release-version .latest-tag {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 6px;
  background: var(--accent);
  color: var(--ink);
  border-radius: 999px;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-family: inherit;
}
.release-name {
  font-size: 13px;
  color: var(--ink-soft);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.release-size {
  font-size: 11px;
  color: var(--muted);
  font-family: 'JetBrains Mono', monospace;
  white-space: nowrap;
}
.release-actions {
  display: flex;
  gap: 6px;
}
.btn-mini {
  padding: 6px 12px;
  background: var(--ink);
  color: var(--canvas);
  text-decoration: none;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  border: 0;
  cursor: pointer;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.15s;
}
.btn-mini:hover { background: var(--accent); color: var(--ink); }
.btn-mini.outline {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-mini.outline:hover {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--canvas);
}

@media (max-width: 720px) {
  .release-item {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .release-actions { justify-content: flex-start; }
}

/* ─── Quick links ────────────────────────────────────────── */
.links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
  padding: clamp(24px, 4vmin, 40px);
  background: var(--canvas);
  border-top: 1px solid var(--line);
}
.link-card {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  text-decoration: none;
  color: var(--ink);
  transition: all 0.15s;
}
.link-card:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}
.link-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--canvas);
  display: grid;
  place-items: center;
  color: var(--accent-deep);
  flex-shrink: 0;
}
.link-icon svg { width: 20px; height: 20px; }
.link-card strong {
  display: block;
  font-size: 13px;
  font-weight: 700;
}
.link-card span {
  display: block;
  font-size: 11px;
  color: var(--muted);
  margin-top: 2px;
}

/* ─── Footer ─────────────────────────────────────────────── */
.foot {
  padding: 18px clamp(24px, 4vmin, 40px);
  background: var(--ink);
  color: rgba(228, 224, 212, 0.55);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  flex-wrap: wrap;
  gap: 8px;
}
.foot .mono {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
}

/* ─── Utility ──────────────────────────────────────────── */
.mono { font-family: 'JetBrains Mono', ui-monospace, monospace; }

/* ─── Plataformas (card de destaque) ─────────────────────── */
/* A página passou a oferecer Windows, macOS e Linux: o bloco de download
   deixou de ser um botão só e ganhou a lista das demais plataformas. */
.latest-warn {
  margin-top: 4px;
  font-size: 12px;
  color: #92400e;
  background: #fffbeb;
  border: 1px solid rgba(217, 119, 6, 0.25);
  border-radius: 8px;
  padding: 8px 10px;
}
.other-os {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 6px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}
.other-os-title {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  font-family: 'JetBrains Mono', monospace;
}
.other-os a {
  font-size: 12px;
  color: var(--ink-soft);
  text-decoration: none;
  padding: 4px 0;
  border-bottom: 1px dotted transparent;
}
.other-os a:hover {
  color: var(--ink);
  border-bottom-color: var(--line);
}

/* ─── Histórico agrupado por versão ──────────────────────── */
/* Uma linha por versão (não mais por arquivo), com um botão por plataforma. */
.release-item.by-version {
  grid-template-columns: 90px 1fr;
  align-items: center;
}
.release-downloads {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: flex-end;
}
@media (max-width: 720px) {
  .release-item.by-version { grid-template-columns: 1fr; }
  .release-downloads { justify-content: flex-start; }
}