/* ================================================
   SYVANI - stylesheet
   ================================================ */

:root {
  --bg:             #080d18;
  --bg2:            #0c1322;
  --surface:        #0f1929;
  --surface-hover:  #132030;
  --border:         #1c2e47;
  --border-hover:   #2a4466;
  --accent:         #4b8cf0;
  --accent-soft:    rgba(75, 140, 240, 0.10);
  --accent-glow:    rgba(75, 140, 240, 0.20);
  --text:           #dde6f5;
  --text-sub:       #7a95b8;
  --text-dim:       #3d5470;
  --green:          #22d472;
  --green-glow:     rgba(34, 212, 114, 0.22);
  --amber:          #f5a623;
  --red:            #f04040;
  --radius-lg:      14px;
  --radius:         10px;
  --radius-sm:      7px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* subtle grain overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.025;
  pointer-events: none;
  z-index: 9999;
  mix-blend-mode: overlay;
}

/* ---- Nav ---- */

nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 54px;
  background: rgba(8, 13, 24, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.nav-logo svg {
  width: 22px;
  height: 22px;
  color: var(--accent);
  filter: drop-shadow(0 0 6px var(--accent-glow));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-links a {
  padding: 0.35rem 0.75rem;
  font-size: 0.82rem;
  color: var(--text-sub);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
}

.nav-links a:hover { color: var(--text); background: var(--surface); }
.nav-links a:last-child {
  color: var(--accent);
  border: 1px solid rgba(75, 140, 240, 0.2);
  background: var(--accent-soft);
}
.nav-links a:last-child:hover {
  background: rgba(75, 140, 240, 0.18);
  border-color: rgba(75, 140, 240, 0.32);
}

#nav-auth {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
}
.btn-signin {
  padding: 0.35rem 0.85rem;
  color: var(--accent);
  border: 1px solid rgba(75, 140, 240, 0.2);
  background: var(--accent-soft);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}
.btn-signin:hover {
  background: rgba(75, 140, 240, 0.18);
  border-color: rgba(75, 140, 240, 0.32);
}
.nav-user {
  color: var(--text);
  font-weight: 500;
}
.nav-signout {
  color: var(--text-sub);
  text-decoration: none;
  padding: 0.35rem 0.6rem;
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
}
.nav-signout:hover { color: var(--text); background: var(--surface); }
.nav-admin {
  color: var(--accent);
  text-decoration: none;
  padding: 0.35rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  transition: color 0.15s, background 0.15s;
}
.nav-admin:hover { background: var(--accent-soft); }

/* ---- Hero ---- */

#hero {
  position: relative;
  padding: 6rem 1.5rem 5rem;
  text-align: center;
  overflow: hidden;
  background: linear-gradient(180deg, #0b1528 0%, var(--bg) 100%);
}

#hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

/* keep old "header" rule for admin page compat */
header {
  position: relative;
  padding: 4.5rem 1.5rem 3.5rem;
  text-align: center;
  overflow: hidden;
  background: linear-gradient(180deg, #0b1528 0%, var(--bg) 100%);
}

header::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.constellation {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.header-glow {
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 560px;
  height: 380px;
  background: radial-gradient(ellipse at center, rgba(75, 140, 240, 0.07) 0%, transparent 65%);
  pointer-events: none;
}

.header-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.site-logo {
  width: 44px;
  height: 44px;
  margin-bottom: 1rem;
  color: var(--accent);
  filter: drop-shadow(0 0 14px var(--accent-glow));
}

.site-title {
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  background: linear-gradient(140deg, #f0f6ff 0%, #8ab4f8 55%, #5d88e8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.site-tagline {
  margin-top: 0.4rem;
  font-size: 0.78rem;
  color: var(--text-dim);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero-desc {
  max-width: 520px;
  margin: 1.5rem auto 0;
  font-size: 0.97rem;
  color: var(--text-sub);
  line-height: 1.75;
}

.hero-ctas {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.cta-primary {
  display: inline-flex;
  align-items: center;
  padding: 0.6rem 1.4rem;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: opacity 0.15s, box-shadow 0.15s;
  box-shadow: 0 0 20px var(--accent-glow);
}

.cta-primary:hover { opacity: 0.88; box-shadow: 0 0 30px var(--accent-glow); }

.cta-secondary {
  display: inline-flex;
  align-items: center;
  padding: 0.6rem 1.4rem;
  background: var(--accent-soft);
  border: 1px solid rgba(75, 140, 240, 0.22);
  border-radius: var(--radius);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}

.cta-secondary:hover {
  background: rgba(75, 140, 240, 0.18);
  border-color: rgba(75, 140, 240, 0.35);
}

.scroll-hint {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-dim);
  animation: bounce 2.4s ease-in-out infinite;
  transition: color 0.15s;
}
.scroll-hint:hover { color: var(--text-sub); }
.scroll-hint svg { width: 20px; height: 20px; }

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(5px); }
}

.header-badge {
  margin-top: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.28rem 0.85rem;
  background: rgba(75, 140, 240, 0.07);
  border: 1px solid rgba(75, 140, 240, 0.18);
  border-radius: 20px;
  font-size: 0.74rem;
  color: rgba(130, 175, 248, 0.75);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ---- Main / sections ---- */

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem 5rem;
}

main > section {
  padding-top: 4rem;
}

main > section + section {
  border-top: 1px solid var(--border);
  margin-top: 1rem;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.section-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}

.section-sub {
  margin-top: 0.2rem;
  font-size: 0.82rem;
  color: var(--text-dim);
}

/* ── Intro block ── */

.intro-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.4rem 1.6rem;
  margin-bottom: 2rem;
  font-size: 0.88rem;
  color: var(--text-sub);
  line-height: 1.75;
}

.intro-block a { color: var(--accent); text-decoration: none; }
.intro-block a:hover { text-decoration: underline; }

/* ── Docs grid ── */

.docs-grid {
  display: flex;
  flex-direction: column;
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.doc-entry {
  display: flex;
  gap: 1.25rem;
  padding: 1.5rem 1.6rem;
  background: var(--surface);
  transition: background 0.15s;
}

.doc-entry:hover { background: var(--surface-hover); }
.doc-entry + .doc-entry { border-top: 1px solid var(--border); }

.doc-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  margin-top: 2px;
  background: var(--accent-soft);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.doc-icon svg { width: 18px; height: 18px; }

.doc-body { flex: 1; min-width: 0; }

.doc-body h3 {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.6rem;
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.doc-url {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-dim);
}

.doc-url a { color: var(--accent); text-decoration: none; }
.doc-url a:hover { text-decoration: underline; }

.doc-body p {
  font-size: 0.83rem;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 0.6rem;
}

.doc-body p:last-child { margin-bottom: 0; }

.doc-tip {
  background: rgba(75, 140, 240, 0.05);
  border-left: 2px solid rgba(75, 140, 240, 0.3);
  padding: 0.5rem 0.75rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.8rem !important;
}

.doc-tip a { color: var(--accent); text-decoration: none; }
.doc-tip a:hover { text-decoration: underline; }

code {
  font-family: 'SF Mono', 'Fira Code', 'Fira Mono', monospace;
  font-size: 0.8em;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1em 0.4em;
  color: var(--text);
}

/* ---- Status bar ---- */

.status-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  font-size: 0.8rem;
  color: var(--text-sub);
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-dim);
  flex-shrink: 0;
  transition: background 0.4s, box-shadow 0.4s;
}

.pulse-dot.up {
  background: var(--green);
  animation: pulse-anim 2.5s ease-in-out infinite;
}
.pulse-dot.degraded { background: var(--amber); }
.pulse-dot.down     { background: var(--red); }

@keyframes pulse-anim {
  0%, 100% { box-shadow: 0 0 0 0 var(--green-glow); }
  50%       { box-shadow: 0 0 0 5px transparent; }
}

/* ---- Section headings (admin page) ---- */

.section-heading {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-sub);
  margin: 3rem 0 1rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--border);
}

/* ---- Cards grid ---- */

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(275px, 1fr));
  gap: 1rem;
}

/* ---- Card ---- */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.3rem;
  display: flex;
  flex-direction: column;

  opacity: 0;
  transform: translateY(10px);
  animation: card-in 0.4s ease forwards;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 8px 40px rgba(0,0,0,0.45), 0 0 0 1px var(--accent-glow);
  transform: translateY(-2px);
}

@keyframes card-in {
  to { opacity: 1; transform: translateY(0); }
}

.card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 0.9rem;
}

.service-icon {
  width: 42px;
  height: 42px;
  background: var(--accent-soft);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.service-icon svg {
  width: 20px;
  height: 20px;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-dim);
  margin-top: 4px;
  flex-shrink: 0;
  transition: background 0.3s, box-shadow 0.3s;
  cursor: help;
}

.status-dot.up      { background: var(--green); box-shadow: 0 0 6px var(--green-glow); }
.status-dot.down    { background: var(--red); }
.status-dot.pending { background: var(--amber); }

.service-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 0.35rem;
}

.service-desc {
  font-size: 0.82rem;
  color: var(--text-sub);
  line-height: 1.55;
  flex: 1;
  margin-bottom: 1rem;
}

.card-footer {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-launch {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.42rem 0.95rem;
  background: var(--accent-soft);
  border: 1px solid rgba(75, 140, 240, 0.18);
  border-radius: var(--radius-sm);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.btn-launch:hover {
  background: rgba(75, 140, 240, 0.18);
  border-color: rgba(75, 140, 240, 0.32);
  color: #7aa8f8;
}

.btn-launch svg { width: 12px; height: 12px; }

.btn-info {
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.btn-info:hover {
  border-color: var(--border-hover);
  color: var(--text-sub);
  background: var(--surface-hover);
}

.btn-info.active {
  border-color: rgba(75, 140, 240, 0.35);
  color: var(--accent);
  background: var(--accent-soft);
}

.btn-info svg { width: 13px; height: 13px; }

/* ---- Docs panel ---- */

.docs-panel {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.32s ease, opacity 0.25s ease, margin-top 0.25s ease;
  margin-top: 0;
}

.docs-panel.open {
  max-height: 240px;
  opacity: 1;
  margin-top: 0.75rem;
}

.docs-inner {
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-sub);
  line-height: 1.65;
}

.docs-inner a { color: var(--accent); text-decoration: none; }
.docs-inner a:hover { text-decoration: underline; }

/* ---- Admin badge in header ---- */

.admin-badge {
  margin-top: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.75rem;
  background: rgba(245, 166, 35, 0.07);
  border: 1px solid rgba(245, 166, 35, 0.2);
  border-radius: 20px;
  font-size: 0.74rem;
  color: rgba(245, 166, 35, 0.7);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.admin-badge svg { width: 11px; height: 11px; }

/* ---- Back link ---- */

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8rem;
  color: var(--text-dim);
  text-decoration: none;
  margin-bottom: 1.5rem;
  transition: color 0.15s;
}

.back-link:hover { color: var(--text-sub); }
.back-link svg { width: 13px; height: 13px; }

/* ---- Footer ---- */

footer {
  text-align: center;
  padding: 2rem 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-dim);
}

footer a { color: var(--text-dim); text-decoration: none; transition: color 0.15s; }
footer a:hover { color: var(--text-sub); }

/* ---- Responsive ---- */

@media (max-width: 640px) {
  header { padding: 3rem 1.25rem 2.5rem; }
  .site-title { font-size: 2.2rem; }
  main { padding: 1.5rem 1rem 4rem; }
  .cards-grid { grid-template-columns: 1fr; }
}