@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Mono:wght@300;400;500&display=swap');

:root {
  --bg: #0a0a0f;
  --surface: #111118;
  --surface-2: #1a1a24;
  --border: #ffffff0f;
  --border-hover: #ffffff22;
  --accent: #e8ff47;
  --accent-dim: #e8ff4722;
  --accent-glow: #e8ff4711;
  --text-primary: #f0f0f5;
  --text-secondary: #8888a0;
  --text-muted: #44445a;
  --danger: #ff4757;
  --success: #47ffb2;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  height: 100%;
}

body {
  font-family: 'DM Mono', monospace;
  background-color: var(--bg);
  color: var(--text-primary);
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  position: relative;
  overflow-x: hidden;
}

/* Background grid effect */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

/* Accent glow blob */
body::after {
  content: '';
  position: fixed;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, #e8ff4708 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 480px;
  animation: fadeUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) both;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Header */
.header {
  margin-bottom: 2.5rem;
}

.header h1 {
  font-family: 'Syne', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1.1;
}

.header h1 span {
  color: var(--accent);
}

.header p {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Card */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  margin-bottom: 1rem;
  transition: border-color var(--transition);
}

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

/* Auth section */
.auth-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

#authStatus {
  display: block;
  font-size: 1em;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  margin-top: 0.5em;
  margin-bottom: 1em;
}

#authStatus[href] {
  color: var(--success);
  text-decoration: none;
}

#authStatus[href]:hover {
  text-decoration: underline;
}

#authStatus.logged-in {
  color: var(--success);
}

#authStatus.logged-in::before {
  content: '▸ ';
  font-size: 1em;
}

/* Buttons */
button {
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

#loginBtn {
  background: var(--surface-2);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  padding: 0.5rem 1rem;
}

#loginBtn:hover {
  background: var(--border-hover);
  color: var(--text-primary);
  border-color: var(--border-hover);
}

#channelBtn {
  width: 100%;
  padding: 0.875rem;
  background: var(--accent);
  color: #0a0a0f;
  font-weight: 700;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
  margin-top: 1.25rem;
  position: relative;
  overflow: hidden;
}

#channelBtn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: white;
  opacity: 0;
  transition: opacity var(--transition);
}

#channelBtn:hover::after {
  opacity: 0.1;
}

#channelBtn:active {
  transform: scale(0.98);
}

#channelBtn.stopping {
  background: var(--surface-2);
  color: var(--danger);
  border: 1px solid var(--danger);
}

/* Channel controls */
#channelControls {
  margin-top: 1rem;
}

.field {
  margin-bottom: 1rem;
}

.field label {
  display: block;
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

select {
  font-family: 'DM Mono', monospace;
  font-size: 0.8rem;
  width: 100%;
  padding: 0.625rem 0.875rem;
  background: var(--surface-2);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2344445a' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.875rem center;
  transition: border-color var(--transition);
  outline: none;
}

select:hover {
  border-color: var(--border-hover);
}

select:focus {
  border-color: var(--accent);
}

select:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

select option {
  background: var(--surface-2);
}

/* Countdown */
#countdown {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-align: center;
  margin-top: 1rem;
  min-height: 1.2em;
  transition: color var(--transition);
}

#countdown.active {
  color: var(--accent);
}

/* Divider */
.divider {
  height: 1px;
  background: var(--border);
  margin: 1.25rem 0;
}