/* Terranarchy — minimal, gritty, responsive UI */
:root {
  --bg: #0b0b0b;
  --elev: #111215;
  --card: #131417;
  --text: #e9e9e9;
  --muted: #a9a9a9;
  --accent: #23d18b;
  --accent-2: #ff3f81;
  --border: #25262a;
  --shadow: 0 10px 30px rgba(0,0,0,.45);
  --radius: 14px;
  --maxw: 1100px;
  --pad: 18px;
  --trans: 180ms ease;
  color-scheme: dark;
}
/* Light mode */
[data-theme='light'] {
  --bg: #fafafa;
  --elev: #ffffff;
  --card: #ffffff;
  --text: #1b1b1b;
  --muted: #565656;
  --accent: #0f8b5d;
  --accent-2: #c42764;
  --border: #e5e5e7;
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font: 16px/1.6 system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background:
    linear-gradient(rgba(24,24,28,.55), rgba(24,24,28,.55)),               /* gray overlay */
    image-set(url('assets/spawn-1600w-q70.webp') type('image/webp'), url('assets/spawn.png') type('image/png')) center/cover fixed no-repeat,                  /* spawn screenshot */
    radial-gradient(1000px 500px at 10% -10%, rgba(35,209,139,.15), transparent 60%),
    radial-gradient(900px 450px at 110% 10%, rgba(255,63,129,.12), transparent 60%),
    var(--bg);
  color: var(--text);
  letter-spacing: .2px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.sr-only { position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden; }

/* Header and nav */
.site-header {
  background: linear-gradient(180deg, rgba(0,0,0,.35), rgba(0,0,0,0));
  position: relative;
}
.nav {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 18px var(--pad);
}
.nav .brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--text); }
.nav .nav-links a {
  margin-left: 18px;
  color: var(--text);
  text-decoration: none;
  opacity: .8;
  transition: opacity var(--trans);
}
.nav .nav-links a:hover { opacity: 1; }
.theme-toggle {
  border: 1px solid var(--border);
  background: var(--elev);
  color: var(--text);
  padding: 8px 10px;
  border-radius: 10px;
  cursor: pointer;
  box-shadow: var(--shadow);
}

/* Hero */
.hero {
  max-width: var(--maxw);
  margin: 30px auto 10px;
  padding: 0 var(--pad) 60px;
  text-align: center;
}
.hero h1 {
  margin: 18px 0 6px;
  font-size: clamp(40px, 7vw, 72px);
  line-height: 1.05;
  letter-spacing: .5px;
}
.hero .tagline { color: var(--muted); margin: 6px auto 20px; max-width: 820px; }
.cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}
.ip {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 10px 14px;
  border-radius: 12px;
  box-shadow: var(--shadow);
}

/* Panels */
.panel {
  max-width: var(--maxw);
  margin: 22px auto;
  padding: 22px var(--pad) 26px;
}
.panel h2 { font-size: clamp(22px, 3.2vw, 28px); margin: 0 0 10px; }
.panel p { margin: 8px 0 0; }

.status {
  background: linear-gradient(180deg, rgba(35,209,139,.06), rgba(35,209,139,.01) 55%), var(--elev);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.status-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(150px, 1fr));
  gap: 14px;
}
.status-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow);
}
.status .label { display:block; font-size: 12px; color: var(--muted); }
.status .value { font-weight: 600; font-size: 18px; }

.note { color: var(--muted); font-size: 14px; margin-top: 14px; }

.about, .join, .faq, .tips {
  background: var(--elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* Feedback form */
.feedback {
  background: var(--elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.form {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}
.form label {
  display: block;
  font-size: 14px;
  color: var(--muted);
}
.form input,
.form select,
.form textarea {
  width: 100%;
  margin-top: 6px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 12px;
  color: var(--text);
  font: inherit;
  box-shadow: var(--shadow);
}
.form textarea {
  min-height: 130px;
  resize: vertical;
}
.form .row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.form .help {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}
.form .actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 4px;
}
/* Hide honeypot field accessibly */
.form .hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

:where(input, select, textarea):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.about p { margin: 8px 0 12px; }
.ticks { padding-left: 18px; }
.ticks li { margin: 6px 0; }

.steps { padding-left: 18px; }
.steps li { margin: 8px 0; }

.tips-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(200px, 1fr));
  gap: 14px;
}
.tip {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
}
.tip h3 { margin: 6px 0 4px; font-size: 18px; }

.faq details {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 12px;
  padding: 10px 12px;
  margin: 8px 0;
}
.faq summary { cursor: pointer; font-weight: 600; }
.faq p { color: var(--text); margin: 8px 0 0; }

.site-footer {
  text-align: center;
  color: var(--muted);
  padding: 30px var(--pad) 60px;
  border-top: 1px solid var(--border);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--trans), border-color var(--trans);
  will-change: transform;
}
.btn:hover { transform: translateY(-1px); border-color: #3b3c41; }
.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  border: none;
}
.btn.ghost {
  background: transparent;
  border: 1px solid var(--border);
}

/* Toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%) translateY(20px);
  background: rgba(0,0,0,.8);
  color: #fff;
  padding: 10px 14px;
  border-radius: 12px;
  opacity: 0;
  transition: 180ms ease;
  pointer-events: none;
  z-index: 9999;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.value.online { color: var(--accent); }
.value.offline { color: var(--accent-2); }

/* Responsive */
@media (max-width: 900px) {
  .status-grid { grid-template-columns: repeat(2, 1fr); }
  .tips-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 700px) {
  .form .row { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .nav .nav-links { display: none; }
  .tips-grid { grid-template-columns: 1fr; }
}


/* Consistent button height for all action pills */
:root { --btn-h: 44px; }
.btn { 
  min-height: var(--btn-h); 
  padding: 0 16px; 
  line-height: 1; 
}
.btn, .ip { 
  display: inline-flex; 
  align-items: center; 
  justify-content: center;
}
.ip { 
  min-height: var(--btn-h); 
  padding: 0 16px; 
}


/* === Button/IP height normalization === */
:root { --btn-h: 44px; }
.btn { min-height: var(--btn-h); padding: 0 16px; line-height: 1; }
.btn, .ip { display: inline-flex; align-items: center; justify-content: center; }
.ip { min-height: var(--btn-h); padding: 0 16px; }


/* --- Kill bottom hairline near footer across browsers --- */
.site-footer,
.site-footer::before,
.site-footer::after {
  border: 0 !important;
  outline: 0 !important;
  box-shadow: none !important;
}
/* Also prevent the last panel's shadow from drawing a crisp edge above the footer on some GPUs */
main > .panel:last-of-type {
  box-shadow: none;
}


/* Accessibility: visible keyboard focus */
:where(a.btn, button.btn):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Skip link for keyboard users */
.skip-link {
  position: absolute;
  left: 10px;
  top: 10px;
  padding: 8px 12px;
  background: var(--card);
  color: var(--text);
  border-radius: 8px;
  transform: translateY(-200%);
  transition: transform .15s ease;
  text-decoration: none;
  box-shadow: var(--shadow);
}
.skip-link:focus {
  transform: translateY(0);
}

/* Performance: disable fixed background on small screens & when users prefer reduced motion */
@media (max-width: 900px), (prefers-reduced-motion: reduce) {
  body { background-attachment: scroll; }
}