:root {
  --bg-0: #0a0a0f;
  --bg-1: #11111a;
  --panel: #15151f;
  --panel-2: #1c1c28;
  --border: #2a2a38;
  --border-bright: #3a3a4d;
  --text: #f3eee0;
  --muted: #8e8a7e;

  --gold-1: #ffe27a;
  --gold-2: #f5c542;
  --gold-3: #b78b1c;
  --gold-deep: #6e5410;
  --blood: #c42f2f;
  --blood-deep: #7a1212;
  --good: #39d98a;

  --shadow-belt: 0 0 0 1px rgba(245, 197, 66, 0.4), 0 12px 30px rgba(245, 197, 66, 0.15);
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg-0); color: var(--text); }
body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 16px; line-height: 1.5;
  min-height: 100vh;
  background:
    radial-gradient(1200px 600px at 50% -200px, rgba(196, 47, 47, 0.18), transparent 60%),
    radial-gradient(900px 500px at 80% 10%, rgba(245, 197, 66, 0.08), transparent 60%),
    var(--bg-0);
}

a { color: var(--gold-2); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------------- HERO ---------------- */
.hero {
  text-align: center;
  padding: 60px 24px 40px;
  position: relative;
  border-bottom: 1px solid var(--border);
}
.belt-bar {
  position: absolute; top: 0; left: 0; right: 0; height: 6px;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold-1) 20%, var(--gold-2) 50%, var(--gold-1) 80%, var(--gold-deep));
  background-size: 200% 100%;
  animation: shimmer 6s linear infinite;
  box-shadow: 0 0 20px rgba(245, 197, 66, 0.6);
}
@keyframes shimmer {
  0%   { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

.kicker {
  text-transform: uppercase; letter-spacing: 0.4em; font-size: 0.78rem;
  color: var(--gold-2); margin: 0 0 14px; font-weight: 600;
}

.title {
  font-family: "Bebas Neue", Impact, sans-serif;
  margin: 0; line-height: 0.9;
  font-size: clamp(3.2rem, 9vw, 6.4rem);
  letter-spacing: 0.02em;
}
.title-line-1 {
  display: block; color: var(--text);
}
.title-line-2 {
  display: block;
  background: linear-gradient(180deg, var(--gold-1), var(--gold-2) 50%, var(--gold-3));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  text-shadow: 0 2px 0 rgba(0,0,0,0.4);
  filter: drop-shadow(0 0 24px rgba(245, 197, 66, 0.35));
}

.goal-line {
  margin: 18px 0 4px; color: var(--muted); font-size: 1.05rem;
}
.goal-num {
  background: linear-gradient(90deg, var(--gold-1), var(--gold-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  font-weight: 800; font-size: 1.2rem;
}

.contenders {
  margin: 24px 0 0; display: flex; flex-wrap: wrap; gap: 10px 18px;
  justify-content: center; align-items: center;
  font-family: "Bebas Neue", sans-serif;
  letter-spacing: 0.08em;
}
.contender { font-size: 1.3rem; color: var(--text); }
.contender.coward { color: var(--muted); position: relative; }
.coward-tag {
  display: inline-block; margin-left: 6px;
  background: linear-gradient(90deg, var(--blood-deep), var(--blood));
  color: #fff;
  font-family: "Inter", sans-serif;
  font-size: 0.65rem; font-weight: 800; letter-spacing: 0.15em;
  padding: 3px 8px; border-radius: 4px;
  vertical-align: middle;
  text-shadow: 0 1px 0 rgba(0,0,0,0.3);
}
.vs {
  font-family: "Inter", sans-serif; color: var(--blood);
  font-size: 0.7rem; font-weight: 800; letter-spacing: 0.3em;
  border: 1px solid var(--blood); padding: 4px 8px; border-radius: 50%;
}

.auth-area {
  margin-top: 26px; font-size: 0.9rem; color: var(--muted);
}
.auth-area button {
  background: transparent; color: var(--text);
  border: 1px solid var(--border-bright); padding: 5px 12px;
  border-radius: 6px; cursor: pointer; margin-left: 8px;
  font-size: 0.85rem; font-weight: 500;
}
.auth-area button:hover { border-color: var(--gold-2); color: var(--gold-2); }

main {
  max-width: 1100px; margin: 0 auto; padding: 32px 16px 60px;
}

/* ---------------- SECTION HEADS ---------------- */
section { margin-bottom: 48px; }
.section-head { margin-bottom: 18px; }
.section-head h2 {
  margin: 0; font-family: "Bebas Neue", sans-serif;
  font-size: 2rem; letter-spacing: 0.05em; line-height: 1;
  color: var(--text);
}
.section-head h2::before {
  content: "▸ "; color: var(--gold-2);
}
.section-sub {
  margin: 4px 0 0 0; color: var(--muted); font-size: 0.92rem;
}

/* ---------------- LEADERBOARD ---------------- */
.leaderboard {
  display: grid; gap: 12px;
}
.lb-card {
  background: linear-gradient(180deg, var(--panel) 0%, var(--bg-1) 100%);
  border: 1px solid var(--border);
  border-radius: 12px; padding: 18px 22px;
  display: grid; grid-template-columns: 56px 1fr auto; align-items: center; gap: 16px;
  transition: transform 0.2s, border-color 0.2s;
  position: relative; overflow: hidden;
}
.lb-card:hover { border-color: var(--border-bright); transform: translateY(-1px); }

.lb-card.champion {
  border-color: var(--gold-2);
  box-shadow: var(--shadow-belt);
  background:
    linear-gradient(135deg, rgba(245, 197, 66, 0.08), transparent 50%),
    linear-gradient(180deg, var(--panel) 0%, var(--bg-1) 100%);
}
.lb-card.champion::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold-1) 50%, var(--gold-deep));
  background-size: 200% 100%;
  animation: shimmer 4s linear infinite;
}
.lb-card.coward-card {
  border-style: dashed;
  opacity: 0.85;
}
.lb-card.coward-card .lb-name { color: var(--muted); }

.lb-rank {
  font-family: "Bebas Neue", sans-serif;
  font-size: 2.6rem; line-height: 1; text-align: center;
  color: var(--muted);
}
.lb-card.champion .lb-rank {
  background: linear-gradient(180deg, var(--gold-1), var(--gold-3));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lb-rank-decor { font-size: 1.4rem; display: block; }

.lb-name {
  font-family: "Bebas Neue", sans-serif; font-size: 1.5rem; letter-spacing: 0.04em;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.lb-sub { color: var(--muted); font-size: 0.85rem; margin-top: 4px; }
.lb-bf {
  font-family: "Bebas Neue", sans-serif;
  font-size: 2.2rem; font-weight: 700;
  text-align: right; line-height: 1;
}
.lb-bf .pct { font-size: 1.3rem; color: var(--muted); margin-left: 2px; }
.lb-bf.good {
  background: linear-gradient(180deg, var(--gold-1), var(--gold-3));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.belt-tag {
  display: inline-block;
  background: linear-gradient(135deg, var(--gold-1), var(--gold-2), var(--gold-3));
  color: #1a1a1a;
  font-size: 0.62rem; font-weight: 800; letter-spacing: 0.18em;
  padding: 3px 8px; border-radius: 4px; vertical-align: middle;
  font-family: "Inter", sans-serif;
}

.swatch {
  display: inline-block; width: 12px; height: 12px; border-radius: 50%;
  vertical-align: middle;
  box-shadow: 0 0 0 2px var(--bg-1);
}

.lb-empty {
  border: 1px dashed var(--border-bright); border-radius: 12px;
  padding: 28px; text-align: center; color: var(--muted);
}

/* ---------------- CHARTS ---------------- */
#charts-section {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}
.chart-card {
  background: linear-gradient(180deg, var(--panel) 0%, var(--bg-1) 100%);
  border: 1px solid var(--border);
  border-radius: 12px; padding: 16px 18px 10px;
}
.chart-card h3 {
  margin: 0; font-family: "Bebas Neue", sans-serif;
  font-size: 1.4rem; letter-spacing: 0.04em;
}
.chart-card .chart-sub { margin: 0 0 8px; color: var(--muted); font-size: 0.8rem; }
.chart-card canvas { width: 100% !important; height: 240px !important; }

/* ---------------- FORMS ---------------- */
form { display: grid; gap: 12px; max-width: 540px; }
form label { display: grid; gap: 4px; font-size: 0.85rem; color: var(--muted); font-weight: 500; }
input[type=password], input[type=text], input[type=datetime-local], select {
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 12px; font: inherit;
  transition: border-color 0.15s;
}
input:focus, select:focus { outline: 0; border-color: var(--gold-2); }

.big-btn {
  background: linear-gradient(180deg, var(--gold-1), var(--gold-2) 50%, var(--gold-3));
  color: #1a1a1a; border: 0;
  border-radius: 8px; padding: 12px 22px;
  font-family: "Inter", sans-serif;
  font-size: 0.95rem; font-weight: 700; letter-spacing: 0.04em;
  cursor: pointer;
  transition: transform 0.1s, box-shadow 0.15s;
  box-shadow: 0 4px 14px rgba(245, 197, 66, 0.2);
  text-transform: uppercase;
}
.big-btn:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(245, 197, 66, 0.35);
}
.big-btn:disabled { opacity: 0.6; cursor: progress; transform: none; }

.status { font-size: 0.92rem; min-height: 1.2em; font-weight: 500; }
.status.ok    { color: var(--good); }
.status.err   { color: var(--blood); }
.status.busy  { color: var(--gold-2); }
.status.busy::after { content: " ⚡"; animation: pulse 1s ease-in-out infinite; display: inline-block; }
@keyframes pulse { 0%, 100% { opacity: 0.4; } 50% { opacity: 1; } }

/* ---------------- AUTH TABS ---------------- */
.auth-tabs { display: flex; gap: 4px; margin-bottom: 14px; max-width: 540px; }
.auth-tabs .tab {
  flex: 1;
  background: transparent; color: var(--muted);
  border: 1px solid var(--border); border-bottom: 2px solid transparent;
  padding: 10px 14px; border-radius: 8px 8px 0 0;
  font-weight: 600; font-size: 0.92rem; letter-spacing: 0.03em;
  cursor: pointer; transition: color 0.15s, border-color 0.15s;
}
.auth-tabs .tab.active {
  color: var(--text); border-bottom-color: var(--gold-2); background: var(--panel);
}
.auth-tabs .tab:hover:not(.active) { color: var(--text); }

.hint { color: var(--muted); font-size: 0.9rem; margin: -4px 0 8px; }

/* ---------------- UPLOAD ---------------- */
.upload-card {
  background: linear-gradient(180deg, var(--panel) 0%, var(--bg-1) 100%);
  border: 1px solid var(--border);
  border-radius: 16px; padding: 22px;
  max-width: none;
}

.file-drop {
  display: block;
  border: 2px dashed var(--border-bright); border-radius: 14px;
  padding: 36px 24px; text-align: center; cursor: pointer;
  background: var(--bg-1);
  transition: border-color 0.2s, background 0.2s, transform 0.15s;
}
.file-drop:hover, .file-drop.over {
  border-color: var(--gold-2);
  background: linear-gradient(180deg, rgba(245, 197, 66, 0.06), transparent);
  transform: translateY(-1px);
}
.file-drop input { display: none; }
.drop-icon { font-size: 2.4rem; margin-bottom: 8px; }
.file-drop span { color: var(--text); font-weight: 600; display: block; margin-bottom: 4px; }
.file-drop .drop-sub { color: var(--muted); font-size: 0.82rem; }

.upload-row {
  display: grid; grid-template-columns: 1fr auto; gap: 14px; align-items: end;
  margin-top: 16px;
}
.when-label { font-size: 0.85rem; color: var(--muted); }

.my-readings-title {
  margin: 36px 0 10px;
  font-family: "Bebas Neue", sans-serif; font-size: 1.4rem;
  letter-spacing: 0.04em;
}

/* ---------------- RESULT CARD (success animation) ---------------- */
.result-card {
  margin-top: 18px;
  background:
    radial-gradient(ellipse at top right, rgba(245, 197, 66, 0.12), transparent 60%),
    linear-gradient(180deg, var(--panel) 0%, var(--bg-1) 100%);
  border: 1px solid var(--gold-2);
  border-radius: 16px;
  padding: 24px 28px;
  box-shadow: var(--shadow-belt);
  position: relative; overflow: hidden;
  animation: result-in 0.6s cubic-bezier(0.2, 0.9, 0.2, 1.2) both;
}
.result-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold-1) 50%, var(--gold-deep));
  background-size: 200% 100%;
  animation: shimmer 3s linear infinite;
}
@keyframes result-in {
  0%   { opacity: 0; transform: translateY(20px) scale(0.96); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}
.result-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 18px;
}
.result-stamp {
  font-family: "Bebas Neue", sans-serif; font-size: 1.1rem;
  letter-spacing: 0.3em; color: var(--gold-2);
  border: 2px solid var(--gold-2); padding: 4px 10px; border-radius: 4px;
  transform: rotate(-2deg);
  text-shadow: 0 0 10px rgba(245, 197, 66, 0.4);
}
.result-name {
  font-family: "Bebas Neue", sans-serif; font-size: 1.4rem;
  letter-spacing: 0.05em; color: var(--text);
}
.result-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
  margin-bottom: 14px;
}
.stat {
  background: var(--bg-1); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 16px;
  text-align: center;
}
.stat-label {
  text-transform: uppercase; letter-spacing: 0.18em;
  font-size: 0.7rem; color: var(--muted); margin-bottom: 4px;
}
.stat-value {
  font-family: "Bebas Neue", sans-serif; font-size: 2.4rem;
  line-height: 1;
}
.stat-value .num {
  background: linear-gradient(180deg, var(--gold-1), var(--gold-3));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  font-variant-numeric: tabular-nums;
}
.stat-value .unit { color: var(--muted); font-size: 1.2rem; margin-left: 4px; }

.result-verdict {
  text-align: center; padding-top: 8px;
  font-style: italic; color: var(--text); font-size: 1rem;
  min-height: 1.4em;
}
.result-verdict.belt { color: var(--gold-2); font-weight: 600; }

/* ---------------- TABLES ---------------- */
.readings-table {
  width: 100%; border-collapse: separate; border-spacing: 0;
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px;
  overflow: hidden; margin-top: 6px;
}
.readings-table th, .readings-table td {
  padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border);
  font-variant-numeric: tabular-nums;
}
.readings-table th {
  color: var(--muted); font-weight: 600; font-size: 0.78rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  background: var(--bg-1);
}
.readings-table tr:last-child td { border-bottom: 0; }
.readings-table img {
  width: 36px; height: 36px; object-fit: cover; border-radius: 6px;
  border: 1px solid var(--border-bright);
}
.row-del {
  background: transparent; color: var(--muted); border: 1px solid var(--border);
  padding: 4px 10px; font-size: 0.82rem; cursor: pointer;
}
.row-del:hover { color: var(--blood); border-color: var(--blood); }

footer {
  text-align: center; padding: 24px; color: var(--muted);
  border-top: 1px solid var(--border); margin-top: 60px;
  font-size: 0.85rem;
}

/* ---------------- SCREEN SHAKE (champion celebration) ---------------- */
@keyframes title-shake {
  0%, 100% { transform: translate(0, 0); }
  10% { transform: translate(-2px, 1px); }
  20% { transform: translate(2px, -1px); }
  30% { transform: translate(-2px, -1px); }
  40% { transform: translate(2px, 1px); }
  50% { transform: translate(-1px, 2px); }
  60% { transform: translate(1px, -2px); }
  70% { transform: translate(-2px, 0); }
  80% { transform: translate(2px, 0); }
  90% { transform: translate(-1px, 1px); }
}
.shake { animation: title-shake 0.6s ease-in-out; }

/* ---------------- RESPONSIVE ---------------- */
@media (max-width: 640px) {
  .lb-card { grid-template-columns: 44px 1fr auto; padding: 14px 16px; gap: 10px; }
  .lb-rank { font-size: 2rem; }
  .lb-name { font-size: 1.2rem; }
  .lb-bf { font-size: 1.7rem; }
  .upload-row { grid-template-columns: 1fr; }
  .result-stats { grid-template-columns: 1fr; }
  .contenders { gap: 6px 10px; }
  .contender { font-size: 1.05rem; }
  .vs { font-size: 0.6rem; padding: 3px 6px; }
}