:root {
  color-scheme: dark;
  --bg: #0a0f17;
  --bg-2: #111a26;
  --panel: rgba(8, 12, 18, 0.78);
  --line: rgba(255, 255, 255, 0.16);
  --text: #f3f7fb;
  --muted: #a8b6ca;
  --good: #37d39b;
  --bad: #ff6b6f;
  --radius: 20px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

body.auth-page {
  margin: 0;
  min-height: 100vh;
  font-family: 'Sora', system-ui, sans-serif;
  color: var(--text);
  background: radial-gradient(1300px 500px at 10% 0%, rgba(47, 198, 255, 0.19), transparent 55%),
    radial-gradient(1200px 520px at 94% 100%, rgba(255, 157, 77, 0.16), transparent 50%),
    linear-gradient(160deg, var(--bg), var(--bg-2));
  display: grid;
  place-items: center;
  padding: 18px;
}

.auth-signup {
  background: radial-gradient(1300px 500px at 0% 8%, rgba(255, 116, 146, 0.2), transparent 55%),
    radial-gradient(1200px 520px at 94% 100%, rgba(80, 205, 137, 0.16), transparent 50%),
    linear-gradient(160deg, #0d1118, #171225);
}

.auth-shell {
  width: min(1120px, 100%);
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: var(--shadow);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  display: grid;
  grid-template-columns: 1.05fr 1fr;
}

.auth-visual {
  position: relative;
  padding: 32px;
  min-height: 620px;
  overflow: hidden;
  background:
    linear-gradient(155deg, rgba(23, 36, 58, 0.72), rgba(16, 24, 38, 0.34)),
    url('./assets/boards/blue.png') center/cover;
}

.auth-signup .auth-visual {
  background:
    linear-gradient(150deg, rgba(52, 22, 45, 0.68), rgba(17, 34, 31, 0.33)),
    url('./assets/boards/wood.jpg') center/cover;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(6px);
  opacity: 0.55;
  animation: floaty 8s ease-in-out infinite;
}

.orb-a {
  width: 230px;
  height: 230px;
  top: -60px;
  right: -40px;
  background: radial-gradient(circle, rgba(255, 188, 102, 0.9), transparent 70%);
}

.orb-b {
  width: 280px;
  height: 280px;
  left: -120px;
  bottom: -130px;
  background: radial-gradient(circle, rgba(68, 189, 255, 0.72), transparent 70%);
  animation-delay: 1.6s;
}

.auth-signup .orb-a {
  background: radial-gradient(circle, rgba(255, 120, 168, 0.78), transparent 70%);
}

.auth-signup .orb-b {
  background: radial-gradient(circle, rgba(98, 230, 155, 0.7), transparent 70%);
}

.grid-glow {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: radial-gradient(circle at 40% 40%, #000 0%, transparent 76%);
}

.visual-content {
  position: relative;
  z-index: 2;
  max-width: 480px;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  color: #dce7ff;
}

.visual-content h1 {
  margin: 10px 0;
  font-family: 'Unbounded', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.12;
}

.visual-content p {
  margin: 0;
  color: #d0d9e9;
  max-width: 46ch;
}

.piece-deck {
  position: absolute;
  z-index: 2;
  right: 20px;
  bottom: 20px;
  display: flex;
  align-items: flex-end;
  gap: 14px;
}

.piece-deck img {
  width: clamp(62px, 8vw, 90px);
  filter: drop-shadow(0 10px 16px rgba(0, 0, 0, 0.42));
  animation: sway 6.2s ease-in-out infinite;
}

.piece-deck img:nth-child(2) {
  animation-delay: 0.9s;
}

.piece-deck img:nth-child(3) {
  animation-delay: 1.8s;
}

.auth-form-panel {
  padding: 26px;
  background: var(--panel);
  border-left: 1px solid rgba(255, 255, 255, 0.14);
}

.brand-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.brand-row h2 {
  margin: 0;
  font-family: 'Unbounded', sans-serif;
  font-size: 1.55rem;
}

.switch-link {
  color: #9bddff;
  text-decoration: none;
  font-size: 0.86rem;
}

.auth-signup .switch-link {
  color: #ffa8dc;
}

.panel-note {
  margin: 10px 0 16px;
  color: var(--muted);
  font-size: 0.92rem;
}

.auth-form {
  display: grid;
  gap: 11px;
}

.auth-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.85rem;
}

.auth-form input {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(13, 19, 31, 0.75);
  color: var(--text);
  padding: 11px 12px;
}

.auth-form input:focus {
  outline: none;
  border-color: rgba(124, 196, 255, 0.9);
  box-shadow: 0 0 0 3px rgba(124, 196, 255, 0.2);
}

.auth-signup .auth-form input:focus {
  border-color: rgba(255, 150, 207, 0.9);
  box-shadow: 0 0 0 3px rgba(255, 150, 207, 0.2);
}

.project-settings {
  border: 1px dashed rgba(255, 255, 255, 0.24);
  border-radius: 12px;
  padding: 9px 10px 10px;
  margin-top: 2px;
  background: rgba(255, 255, 255, 0.02);
}

.project-settings summary {
  cursor: pointer;
  color: #dae7fc;
  font-size: 0.84rem;
  font-weight: 600;
}

.project-settings p {
  margin: 8px 0 2px;
  color: var(--muted);
  font-size: 0.78rem;
}

.static-box p {
  margin: 0 0 6px;
}

.static-box code {
  display: block;
  word-break: break-all;
  color: #9bddff;
  font-size: 0.78rem;
}

.auth-btn {
  margin-top: 3px;
  border: none;
  border-radius: 12px;
  padding: 12px 14px;
  font-weight: 700;
  cursor: pointer;
  color: #111219;
  background: linear-gradient(120deg, #8fe6ff, #68b6ff);
  transition: transform 140ms ease, box-shadow 180ms ease;
}

.auth-signup .auth-btn {
  background: linear-gradient(120deg, #ffb0d5, #ff8aa9);
}

.auth-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 28px rgba(89, 184, 255, 0.42);
}

.auth-signup .auth-btn:hover {
  box-shadow: 0 10px 28px rgba(255, 126, 179, 0.42);
}

.auth-message {
  margin-top: 12px;
  min-height: 22px;
  padding: 9px 10px;
  border: 1px solid transparent;
  border-radius: 10px;
  font-size: 0.83rem;
  color: var(--muted);
}

.auth-message.ok {
  border-color: rgba(55, 211, 155, 0.45);
  color: #aff7dd;
  background: rgba(55, 211, 155, 0.1);
}

.auth-message.error {
  border-color: rgba(255, 107, 111, 0.45);
  color: #ffc4c7;
  background: rgba(255, 107, 111, 0.1);
}

@keyframes floaty {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-16px);
  }
}

@keyframes sway {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-8px) rotate(-2deg);
  }
}

@media (max-width: 980px) {
  .auth-shell {
    grid-template-columns: 1fr;
  }

  .auth-visual {
    min-height: 320px;
  }

  .piece-deck {
    right: 16px;
    bottom: 12px;
  }
}

@media (max-width: 580px) {
  .auth-form-panel {
    padding: 18px;
  }

  .auth-visual {
    padding: 18px;
  }

  .visual-content h1 {
    font-size: 1.65rem;
  }
}

:root[data-theme='light'] {
  color-scheme: light;
  --bg: #eef2f8;
  --bg-2: #f4f8fd;
  --panel: rgba(255, 255, 255, 0.9);
  --line: rgba(19, 42, 76, 0.2);
  --text: #1c2738;
  --muted: #60728e;
  --shadow: 0 24px 80px rgba(29, 47, 77, 0.2);
}

:root[data-theme='light'] body.auth-page {
  background: radial-gradient(1300px 500px at 10% 0%, rgba(47, 198, 255, 0.26), transparent 55%),
    radial-gradient(1200px 520px at 94% 100%, rgba(255, 157, 77, 0.2), transparent 50%),
    linear-gradient(160deg, var(--bg), var(--bg-2));
}

:root[data-theme='light'] .auth-signup {
  background: radial-gradient(1300px 500px at 0% 8%, rgba(255, 116, 146, 0.24), transparent 55%),
    radial-gradient(1200px 520px at 94% 100%, rgba(80, 205, 137, 0.2), transparent 50%),
    linear-gradient(160deg, #edf2fa, #f8edf3);
}

:root[data-theme='light'] .auth-shell {
  border-color: rgba(19, 42, 76, 0.2);
  background: rgba(255, 255, 255, 0.58);
}

:root[data-theme='light'] .auth-form-panel {
  border-left-color: rgba(19, 42, 76, 0.2);
}

:root[data-theme='light'] .switch-link {
  color: #166ab9;
}

:root[data-theme='light'] .auth-signup .switch-link {
  color: #aa3b70;
}

:root[data-theme='light'] .auth-form input {
  background: rgba(246, 250, 255, 0.96);
}

:root[data-theme='light'] .project-settings {
  border-color: rgba(19, 42, 76, 0.25);
  background: rgba(255, 255, 255, 0.58);
}

:root[data-theme='light'] .project-settings summary {
  color: #23395c;
}

:root[data-theme='light'] .static-box code {
  color: #1a6db9;
}