/* assets/css/auth.css — Auth page (register, login, password reset) shared styles.
   Compatible with dark + light themes via CSS variables from index.html.
   First-party module <350L per CLAUDE.md. */

:root {
  --c-paper: #fffaf0;
  --c-cream: #fff5e1;
  --c-ink: #18213b;
  --c-line: rgba(44, 62, 107, 0.22);
  --c-accent: #2c3e6b;
  --c-error: #c0392b;
  --c-success: #27ae60;
  --c-pill: rgba(255, 255, 255, 0.6);
  --radius: 12px;
  --shadow: 0 18px 50px rgba(44, 62, 107, 0.16);
  --font-body: "Courier Prime", "Courier New", monospace;
  --font-display: "Futura PT", "Trebuchet MS", system-ui, -apple-system, sans-serif;
}

html[data-theme="dark"] {
  --c-paper: #172037;
  --c-cream: #11182c;
  --c-ink: #fff5e1;
  --c-line: rgba(255, 245, 225, 0.22);
  --c-accent: #fff5e1;
  --c-error: #ff8888;
  --c-success: #66dd99;
  --c-pill: rgba(11, 18, 32, 0.7);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--c-cream);
  color: var(--c-ink);
  min-height: 100vh;
}

.auth-page {
  max-width: 480px;
  margin: 0 auto;
  padding: 80px 20px 40px;
}

.back {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--c-accent);
  text-decoration: none;
  margin-bottom: 24px;
  opacity: 0.7;
}
.back:hover { opacity: 1; }

h1 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin: 0 0 8px;
  color: var(--c-accent);
}

.lede {
  margin: 0 0 32px;
  opacity: 0.7;
  font-size: 0.95rem;
}

form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--c-accent);
  opacity: 0.85;
}

.field input[type="email"],
.field input[type="password"],
.field input[type="text"] {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-pill);
  color: var(--c-ink);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 200ms;
}

.field input:focus {
  border-color: var(--c-accent);
}

.pwd-row {
  position: relative;
  display: flex;
}

.pwd-row input {
  flex: 1;
  padding-right: 48px;
}

.toggle-pwd {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: 0;
  padding: 8px;
  cursor: pointer;
  color: var(--c-accent);
  opacity: 0.6;
  line-height: 0;
}
.toggle-pwd:hover { opacity: 1; }
.toggle-pwd svg { width: 22px; height: 22px; fill: currentColor; }
.toggle-pwd .eye-hide { display: none; }
.toggle-pwd.is-shown .eye-show { display: none; }
.toggle-pwd.is-shown .eye-hide { display: block; }

.checkbox {
  flex-direction: row;
  align-items: center;
  gap: 10px;
}
.checkbox label {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.92rem;
  opacity: 0.85;
}
.checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin: 0;
}

.btn-primary {
  background: var(--c-accent);
  color: var(--c-cream);
  padding: 14px 24px;
  border: 0;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: opacity 150ms;
}
.btn-primary:hover { opacity: 0.85; }
.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.hint {
  margin: 0;
  font-size: 0.85rem;
  color: var(--c-error);
  min-height: 1em;
}

.form-status {
  margin: 0;
  font-size: 0.9rem;
  padding: 12px;
  border-radius: var(--radius);
  display: none;
}
.form-status.error {
  display: block;
  background: rgba(192, 57, 43, 0.15);
  color: var(--c-error);
}
.form-status.success {
  display: block;
  background: rgba(39, 174, 96, 0.15);
  color: var(--c-success);
}

.alt {
  text-align: center;
  font-size: 0.92rem;
  opacity: 0.7;
  margin: 12px 0 0;
}
.alt a {
  color: var(--c-accent);
  font-weight: 700;
}