:root {
  --bg: #f4f6fb;
  --card: #ffffff;
  --accent: #e9a820;
  --accent-hover: #d4951a;
  --accent2: #e85d4a;
  --accent3: #4ae8c2;
  --muted: #8a92a6;
  --text: #1a1d2e;
  --text-light: #555b72;
  --border: rgba(0, 0, 0, 0.08);
  --input-bg: #f8f9fc;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.12);
}

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

body {
  min-height: 100vh;
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 70% 60% at 85% 10%, rgba(245, 197, 66, 0.12) 0%, transparent 65%),
    radial-gradient(ellipse 50% 50% at 5% 90%, rgba(232, 93, 74, 0.08) 0%, transparent 65%),
    radial-gradient(ellipse 40% 40% at 50% 50%, rgba(74, 232, 194, 0.05) 0%, transparent 70%);
  font-family: 'DM Sans', sans-serif;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

/* Decorative background circles */
body::before {
  content: '';
  position: fixed;
  top: -120px;
  right: -120px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 197, 66, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

body::after {
  content: '';
  position: fixed;
  bottom: -100px;
  left: -100px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 93, 74, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.quiz-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 28px;
  width: 100%;
  max-width: 460px;
  padding: 3rem 2.75rem;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.55s cubic-bezier(0.16, 1, 0.3, 1) both;
  position: relative;
  z-index: 1;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(32px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.brand {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.9rem;
  letter-spacing: -0.02em;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.brand .lightning {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 8px;
  font-size: 0.9rem;
}

.brand span {
  color: var(--accent2);
}

.badge-pill {
  display: inline-block;
  background: rgba(233, 168, 32, 0.1);
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  border-radius: 100px;
  margin-top: 0.75rem;
  margin-bottom: 0.75rem;
  border: 1px solid rgba(233, 168, 32, 0.2);
}

h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.6rem;
  margin-bottom: 0.35rem;
  color: var(--text);
}

.subtitle {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

/* Stat chips */
.stat-row {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.stat-chip {
  flex: 1;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 0.65rem 0.5rem;
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}

.stat-chip:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.07);
}

.stat-chip .num {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--accent);
}

.stat-chip .lbl {
  font-size: 0.68rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-top: 1px;
}

/* Form labels */
label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.45rem;
  display: block;
}

/* Inputs */
.form-control {
  background: var(--input-bg) !important;
  border: 1.5px solid var(--border) !important;
  border-radius: 12px !important;
  color: var(--text) !important;
  padding: 0.75rem 1rem !important;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.form-control::placeholder {
  color: #c0c6d4 !important;
}

.form-control:focus {
  background: #fff !important;
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 4px rgba(233, 168, 32, 0.12) !important;
  outline: none;
}

/* Password wrapper */
.password-wrapper {
  position: relative;
}

.toggle-pw {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
  color: var(--muted);
  font-size: 0.75rem;
  user-select: none;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 600;
  transition: color 0.15s;
}

.toggle-pw:hover {
  color: var(--accent);
}

/* Divider */
.divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--muted);
  font-size: 0.8rem;
  margin: 1.5rem 0;
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* Submit button */
.btn-login {
  background: linear-gradient(135deg, var(--accent) 0%, #f5a623 100%);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.85rem;
  width: 100%;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s, box-shadow 0.2s;
  letter-spacing: 0.02em;
  box-shadow: 0 4px 20px rgba(233, 168, 32, 0.35);
  position: relative;
  overflow: hidden;
}

.btn-login::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

.btn-login:hover {
  opacity: 0.92;
  transform: translateY(-1px);
  box-shadow: 0 8px 28px rgba(233, 168, 32, 0.4);
}

.btn-login:active {
  transform: translateY(0);
  box-shadow: 0 2px 10px rgba(233, 168, 32, 0.3);
}

/* Messages */
.success {
  color: #1a6e3c;
  background: #edfaf4;
  border: 1.5px solid #a7e8c8;
  border-radius: 10px;
  padding: 10px 14px;
  text-align: center;
  margin-bottom: 12px;
  font-size: 0.88rem;
  font-weight: 500;
}

.error {
  color: #b83225;
  background: #fef2f1;
  border: 1.5px solid #f5b8b3;
  border-radius: 10px;
  padding: 10px 14px;
  text-align: center;
  margin-bottom: 12px;
  font-size: 0.88rem;
  font-weight: 500;
}

/* Decorative top stripe */
.card-accent-bar {
  position: absolute;
  top: 0;
  left: 2.5rem;
  right: 2.5rem;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2), var(--accent3));
  border-radius: 0 0 100px 100px;
}