@font-face {
  font-family: 'Bumpy Road';
  src: url('../fonts/bumpyroad.ttf') format('truetype');
  font-display: swap;
}

:root {
  --teal: #14a89c;
  --teal-bright: #1fd6c5;
  --teal-dark: #0a3b38;
  --bg: #0a0f12;
  --panel: #10171b;
  --panel-border: #1c2830;
  --text: #eaf4f3;
  --text-dim: #93a6a5;
  --danger: #ff6b6b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 50% 0%, rgba(20,168,156,0.18), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.banner {
  position: relative;
  width: 100%;
  max-width: 640px;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 48px;
}

.banner img.splash {
  width: 260px;
  max-width: 70%;
  filter: drop-shadow(0 10px 25px rgba(20,168,156,0.35));
  margin-bottom: -34px;
}

.banner h1 {
  font-family: 'Bumpy Road', 'Segoe UI', sans-serif;
  font-size: 4rem;
  letter-spacing: 2px;
  margin: 0;
  color: #ffffff;
  text-shadow: 0 0 18px rgba(31,214,197,0.55), 0 0 2px rgba(0,0,0,0.6);
}

.banner p.tagline {
  color: var(--text-dim);
  margin-top: 4px;
  font-size: 0.95rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.card {
  width: 100%;
  max-width: 380px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 14px;
  padding: 32px;
  margin: 36px 16px 60px;
  box-shadow: 0 20px 45px rgba(0,0,0,0.45);
}

.card h2 {
  margin: 0 0 6px;
  font-size: 1.25rem;
}

.card .sub {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin: 0 0 22px;
}

label {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-dim);
  margin-bottom: 6px;
}

input[type="text"],
input[type="password"] {
  width: 100%;
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--panel-border);
  background: #0c1417;
  color: var(--text);
  font-size: 0.95rem;
  margin-bottom: 18px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(20,168,156,0.25);
}

button.primary {
  width: 100%;
  padding: 13px 14px;
  border: none;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--teal), var(--teal-bright));
  color: #04211e;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.4px;
  cursor: pointer;
  transition: transform 0.1s, box-shadow 0.1s;
}

button.primary:hover { box-shadow: 0 8px 20px rgba(31,214,197,0.35); }
button.primary:active { transform: translateY(1px); }
button.primary:disabled { opacity: 0.6; cursor: not-allowed; }

.error {
  background: rgba(255,107,107,0.12);
  border: 1px solid rgba(255,107,107,0.4);
  color: var(--danger);
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 0.85rem;
  margin-bottom: 16px;
  display: none;
}

.error.show { display: block; }

.hint {
  color: var(--text-dim);
  font-size: 0.78rem;
  text-align: center;
  margin-top: 18px;
  line-height: 1.5;
}

.balances {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 20px;
}

.balance-box {
  background: #0c1417;
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  padding: 18px 14px;
  text-align: center;
}

.balance-box .label {
  font-size: 0.72rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.balance-box .amount {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--teal-bright);
  margin-top: 6px;
}

.user-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
}

.user-row .who { font-size: 0.95rem; }
.user-row .who span { color: var(--teal-bright); font-weight: 600; }

.link-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 0.82rem;
  cursor: pointer;
  text-decoration: underline;
}

.link-btn:hover { color: var(--teal-bright); }

.updated {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.72rem;
  margin-top: 4px;
}