/* ============ Design tokens ============ */
:root {
  --bg: #faf9f6;
  --bg-card: #ffffff;
  --ink: #16151c;
  --ink-soft: #6b6976;
  --ink-faint: #a9a7b3;
  --line: #ecebe6;

  --flame-1: #ff5d3a;
  --flame-2: #ffb020;
  --flame-gradient: linear-gradient(135deg, var(--flame-1), var(--flame-2));

  --ring-blue: #1d7fe0;
  --ring-black: #1a1a1a;
  --ring-gold: #f2a900;
  --ring-green: #189a5b;
  --ring-red: #e23b3b;

  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-full: 999px;

  --shadow-card: 0 1px 2px rgba(22, 21, 28, 0.04), 0 12px 32px -12px rgba(22, 21, 28, 0.12);
  --shadow-pop: 0 20px 60px -20px rgba(22, 21, 28, 0.35);

  --font-display: "Unbounded", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}

body.modal-open { overflow: hidden; }

img { max-width: 100%; display: block; }

button { font-family: inherit; cursor: pointer; }

a { color: inherit; }

/* Faint ember backdrop */
.bg-glow {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(600px 400px at 12% -10%, rgba(255, 93, 58, 0.10), transparent 60%),
    radial-gradient(500px 400px at 100% 10%, rgba(255, 176, 32, 0.10), transparent 60%);
}

/* ============ Header ============ */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1080px;
  margin: 0 auto;
  padding: 22px 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand__logo { width: 40px; height: 40px; object-fit: contain; }

.brand__word {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--ink);
  line-height: 1.1;
}

.brand__word span {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
  margin-top: 2px;
}

.header-account {
  display: flex;
  align-items: center;
  gap: 10px;
}

.account-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-full);
  padding: 6px 14px 6px 6px;
  font-size: 14px;
  font-weight: 500;
}

.account-pill img {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--line);
}

.btn-ghost {
  border: none;
  background: transparent;
  color: var(--ink-soft);
  font-size: 13px;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ============ Buttons ============ */
.btn-discord {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--ink);
  color: #fff;
  border: none;
  border-radius: var(--radius-full);
  padding: 15px 26px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  box-shadow: var(--shadow-card);
}
.btn-discord:hover { transform: translateY(-2px); box-shadow: var(--shadow-pop); }
.btn-discord svg { width: 20px; height: 20px; }

.btn-flame {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--flame-gradient);
  color: #1a0f0a;
  border: none;
  border-radius: var(--radius-full);
  padding: 16px 30px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 15px;
  box-shadow: 0 14px 30px -10px rgba(255, 93, 58, 0.55);
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}
.btn-flame:hover { transform: translateY(-2px); }
.btn-flame:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ============ Modal ============ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(22, 21, 28, 0.55);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 20px;
}
.modal-overlay[hidden] { display: none; }

.modal-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  max-width: 420px;
  width: 100%;
  padding: 40px 36px;
  text-align: center;
  box-shadow: var(--shadow-pop);
  position: relative;
}

.modal-rings { width: 96px; margin: 0 auto 20px; }

.modal-card h2 {
  font-family: var(--font-display);
  font-size: 21px;
  margin: 0 0 10px;
}

.modal-card p {
  color: var(--ink-soft);
  font-size: 14.5px;
  line-height: 1.5;
  margin: 0 0 26px;
}

.modal-error {
  margin-top: 16px;
  font-size: 13px;
  color: var(--flame-1);
}

/* ============ Hero ============ */
.hero {
  max-width: 1080px;
  margin: 0 auto;
  padding: 40px 24px 10px;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--flame-1);
  background: rgba(255, 93, 58, 0.08);
  border-radius: var(--radius-full);
  padding: 6px 14px;
  margin-bottom: 22px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(34px, 6vw, 58px);
  line-height: 1.05;
  margin: 0 0 18px;
  letter-spacing: -0.01em;
}

.hero h1 em {
  font-style: normal;
  background: var(--flame-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p {
  max-width: 520px;
  margin: 0 auto;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.6;
}

/* ============ Registration section ============ */
.reg-wrap {
  max-width: 640px;
  margin: 50px auto 100px;
  padding: 0 24px;
}

.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-card);
  padding: 36px;
}

.field-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
  display: block;
}

.input-nick {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--bg);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  font-size: 16px;
  font-family: var(--font-body);
  color: var(--ink);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.input-nick:focus {
  border-color: var(--flame-1);
  box-shadow: 0 0 0 4px rgba(255, 93, 58, 0.12);
}

.section-gap { margin-top: 34px; }

/* ---- Discipline rings picker (signature element) ---- */
.rings-picker {
  display: flex;
  justify-content: center;
  padding: 18px 0 10px;
  flex-wrap: wrap;
  gap: 0;
}

.ring-item {
  --ring-color: var(--ring-blue);
  position: relative;
  width: 122px;
  height: 122px;
  margin-left: -22px;
  border: none;
  background: none;
  padding: 0;
}
.ring-item:first-child { margin-left: 0; }

.ring-item__circle {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 7px solid var(--ring-color);
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.18s ease, transform 0.18s ease, border-width 0.18s ease;
}

.ring-item__icon {
  width: 30px;
  height: 30px;
  stroke: var(--ring-color);
  fill: none;
  stroke-width: 1.8;
  transition: stroke 0.18s ease, opacity 0.18s ease;
}

.ring-item__label {
  position: absolute;
  bottom: -30px;
  left: 50%;
  transform: translateX(-50%);
  width: 130px;
  text-align: center;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-soft);
  line-height: 1.25;
}

.ring-item.is-selected .ring-item__circle {
  background: var(--ring-color);
  transform: scale(1.06);
}
.ring-item.is-selected .ring-item__icon { stroke: #fff; }
.ring-item.is-selected .ring-item__label { color: var(--ink); }

.ring-item:hover .ring-item__circle { transform: scale(1.04); }
.ring-item:focus-visible .ring-item__circle { outline: 3px solid var(--flame-1); outline-offset: 3px; }

.rings-picker { margin-bottom: 46px; }

.submit-row {
  margin-top: 44px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.hint-text {
  font-size: 13px;
  color: var(--ink-faint);
  text-align: center;
}

.success-banner {
  display: none;
  align-items: center;
  gap: 10px;
  background: rgba(24, 154, 91, 0.08);
  color: var(--ring-green);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 24px;
}
.success-banner.is-visible { display: flex; }

/* ============ Admin ============ */
.admin-wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 60px 24px 100px;
}

.admin-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 8px;
  flex-wrap: wrap;
  gap: 12px;
}

.admin-header h1 {
  font-family: var(--font-display);
  font-size: 26px;
  margin: 0;
}

.admin-total {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-faint);
}

.admin-sub { color: var(--ink-soft); font-size: 14px; margin: 0 0 36px; }

.discipline-block {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px 28px;
  margin-bottom: 18px;
}

.discipline-block__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.discipline-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex-shrink: 0;
}

.discipline-block__head h2 {
  font-family: var(--font-display);
  font-size: 16px;
  margin: 0;
  flex: 1;
}

.discipline-count {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-faint);
  background: var(--bg);
  border-radius: var(--radius-full);
  padding: 4px 12px;
}

.participant-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.participant-list li {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-full);
  padding: 7px 14px;
  font-size: 13.5px;
  font-weight: 500;
}

.empty-note { color: var(--ink-faint); font-size: 13.5px; font-style: italic; }

.admin-state-card {
  max-width: 460px;
  margin: 120px auto;
  text-align: center;
  padding: 0 24px;
}
.admin-state-card h1 {
  font-family: var(--font-display);
  font-size: 22px;
  margin-bottom: 10px;
}
.admin-state-card p { color: var(--ink-soft); font-size: 14.5px; margin-bottom: 26px; }

@media (max-width: 560px) {
  .ring-item { width: 84px; height: 84px; margin-left: -16px; }
  .ring-item__icon { width: 22px; height: 22px; }
  .ring-item__label { font-size: 11px; bottom: -26px; width: 96px; }
  .card { padding: 26px 22px; }
  .rings-picker { margin-bottom: 40px; }
}