:root {
  --bg: #f2efe9;
  --ink: #0f1720;
  --ink-soft: #334154;
  --panel: #fffdf7;
  --line: #d6cfc2;
  --accent: #e4572e;
  --accent-dark: #c63f1a;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 10%, #fff7dd 0%, transparent 38%),
    radial-gradient(circle at 90% 90%, #ffe4d8 0%, transparent 36%),
    var(--bg);
}

.auth-page {
  width: min(1120px, 94vw);
  margin: 2rem auto 3rem;
}

.back-link {
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  display: inline-block;
  font-weight: 700;
}

.auth-head {
  margin-top: 1rem;
  margin-bottom: 1.4rem;
}

.kicker {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
  color: var(--accent-dark);
  font-size: 0.78rem;
}

h1,
h2 {
  font-family: "Archivo", sans-serif;
}

h1 {
  margin: 0.4rem 0 0.6rem;
  font-size: clamp(1.9rem, 5vw, 3.2rem);
}

.auth-head p {
  color: var(--ink-soft);
  margin: 0;
}

.demo-note {
  margin-top: 0.65rem;
  padding: 0.65rem 0.8rem;
  border-radius: 10px;
  border: 1px solid #f3ccb9;
  background: #fff4ed;
  max-width: 640px;
}

.auth-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.auth-page.auth-mode-single .auth-grid {
  grid-template-columns: minmax(0, 1fr);
  max-width: 640px;
}

.auth-page.auth-mode-single .demo-actions {
  display: none;
}

.auth-card .button-row {
  margin-top: 0.35rem;
}

.auth-card .button-row .btn-secondary {
  flex: 1 1 190px;
}

.auth-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  padding: 1.2rem;
}

.auth-card h2 {
  margin: 0 0 0.9rem;
  font-size: 1.4rem;
}

form {
  display: grid;
  gap: 0.55rem;
}

label {
  font-weight: 700;
  font-size: 0.92rem;
}

input {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  padding: 0.68rem 0.75rem;
  font: inherit;
}

input:focus {
  outline: 2px solid #f3b79f;
  outline-offset: 1px;
}

button {
  margin-top: 0.45rem;
  border: 0;
  border-radius: 999px;
  padding: 0.72rem 1rem;
  background: var(--accent);
  color: #fff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

button:hover {
  background: var(--accent-dark);
}

.btn-link {
  border: 0;
  padding: 0;
  margin-top: 0.2rem;
  background: transparent;
  color: #244e92;
  font-size: 0.88rem;
  font-weight: 700;
  text-align: left;
  justify-self: start;
  cursor: pointer;
}

.btn-link:hover {
  background: transparent;
  color: #173a71;
  text-decoration: underline;
}

.form-help {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.button-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.button-row button {
  margin-top: 0.45rem;
}

.password-rules {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.35rem;
}

.password-rules li {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--ink-soft);
  padding: 0.45rem 0.65rem;
  font-size: 0.9rem;
}

.password-rules li.ok {
  border-color: #93d9b1;
  background: #ebfff3;
  color: #0b6332;
}

.password-rules li.ko {
  border-color: #f0d9cd;
  background: #fff8f4;
}

.password-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: -0.05rem;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--ink-soft);
  cursor: pointer;
  user-select: none;
}

.password-toggle input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
  margin: 0;
  accent-color: var(--accent);
}

.auth-grid-secondary {
  margin-top: 1rem;
}

.message {
  min-height: 1.25rem;
  margin: 0;
  font-size: 0.9rem;
  font-weight: 700;
}

.message.info {
  color: #244e92;
}

.message.error {
  color: #a01f1f;
}

.message.success {
  color: #0f6b35;
}

.demo-actions {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fffbf5;
}

.btn-secondary {
  margin: 0;
  background: transparent;
  border: 1px solid var(--ink);
  color: var(--ink);
}

.btn-secondary:hover {
  background: #f5ede4;
}

.auth-modal[hidden] {
  display: none;
}

.auth-modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.auth-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 32, 0.45);
}

.auth-modal__panel {
  position: relative;
  z-index: 1;
  width: min(560px, 96vw);
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: 0 24px 54px rgba(15, 23, 32, 0.28);
  padding: 1.1rem;
  display: grid;
  gap: 0.65rem;
}

.auth-modal__close {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  padding: 0;
  margin: 0;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font-size: 1.2rem;
  line-height: 1;
}

.divider {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 1.1rem 0;
}

@media (max-width: 860px) {
  .auth-grid {
    grid-template-columns: 1fr;
  }
}