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

:root {
  --bg: #0f172a;
  --panel: #1e293b;
  --panel-2: #273548;
  --border: #334155;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent-dark: #0284c7;
  --danger: #f87171;
  --ok: #4ade80;
}

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

header {
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

header h1 {
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

header .spacer {
  flex: 1;
}

header .who {
  color: var(--muted);
  font-size: 0.9rem;
}

.btn {
  background: var(--accent-dark);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 9px 18px;
  font-size: 0.95rem;
  cursor: pointer;
  transition: filter 0.15s;
}

.btn:hover {
  filter: brightness(1.15);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn.secondary {
  background: var(--panel-2);
  border: 1px solid var(--border);
}

.btn.danger {
  background: #7f1d1d;
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px;
  margin-bottom: 20px;
}

.card h2 {
  font-size: 1.05rem;
  margin-bottom: 14px;
}

.card h2 .step {
  display: inline-block;
  background: var(--accent-dark);
  color: #fff;
  border-radius: 50%;
  width: 26px;
  height: 26px;
  line-height: 26px;
  text-align: center;
  font-size: 0.85rem;
  margin-right: 8px;
}

/* angle picker */
.angles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.angle {
  background: var(--panel-2);
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 18px 12px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.angle:hover {
  border-color: var(--muted);
}

.angle.selected {
  border-color: var(--accent);
  background: #0c4a6e;
}

.angle .deg {
  font-size: 1.6rem;
  font-weight: 700;
}

.angle .desc {
  color: var(--muted);
  font-size: 0.82rem;
  margin-top: 6px;
}

.angle svg {
  display: block;
  margin: 0 auto 8px;
}

/* dropzone */
.dropzone {
  border: 2px dashed var(--border);
  border-radius: 12px;
  padding: 34px 20px;
  text-align: center;
  color: var(--muted);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.dropzone.dragover {
  border-color: var(--accent);
  background: #0c4a6e33;
}

.dropzone strong {
  color: var(--text);
}

.filelist {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filelist .chip {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 5px 12px;
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.filelist .chip button {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
}

.actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 6px;
}

#status {
  color: var(--muted);
  font-size: 0.9rem;
}

#status.error {
  color: var(--danger);
}

/* results */
.results {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}

.result {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}

.result canvas {
  width: 100%;
  height: auto;
  display: block;
  background: #000;
}

.result .info {
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.result .count {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ok);
}

.result .name {
  color: var(--muted);
  font-size: 0.82rem;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* login */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
  width: 100%;
  max-width: 380px;
}

.login-box h1 {
  font-size: 1.3rem;
  text-align: center;
  margin-bottom: 6px;
}

.login-box p.sub {
  color: var(--muted);
  text-align: center;
  font-size: 0.88rem;
  margin-bottom: 24px;
}

label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin: 14px 0 6px;
}

input,
select {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 10px 12px;
  font-size: 0.95rem;
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
}

.login-box .btn {
  width: 100%;
  margin-top: 22px;
  padding: 11px;
}

.form-error {
  color: var(--danger);
  font-size: 0.86rem;
  margin-top: 12px;
  min-height: 1.2em;
}

/* admin table */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

th,
td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.82rem;
  text-transform: uppercase;
}

.badge {
  display: inline-block;
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge.admin {
  background: #7c2d12;
  color: #fdba74;
}

.badge.user {
  background: #1e3a8a;
  color: #93c5fd;
}

.row-form {
  display: grid;
  grid-template-columns: 1fr 1fr 140px auto;
  gap: 12px;
  align-items: end;
}

@media (max-width: 720px) {
  .angles {
    grid-template-columns: 1fr;
  }
  .row-form {
    grid-template-columns: 1fr;
  }
}