@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* Variables are defined in brand.css — do not redefine here */

:root {
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================ */
/* Reset & Base                                 */
/* ============================================ */

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

/* Subtle grid — brand.css already applies a dot-grid via body::before;
   this rule is kept for the auth-specific line-grid overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  z-index: -1;
  pointer-events: none;
}

/* ============================================ */
/* Page wrapper                                 */
/* ============================================ */

.auth-page {
  width: 100%;
  max-width: 420px;
  display: flex;
  flex-direction: column;
  gap: 0;
  animation: fadeUp 0.4s ease-out both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================ */
/* Logo / Brand                                 */
/* ============================================ */

.auth-brand {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-brand-logo {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  display: block;
}

.auth-brand-name {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--grad-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.3px;
}

/* ============================================ */
/* Card                                         */
/* ============================================ */

.auth-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

/* Gradient top accent line */
.auth-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad);
  border-radius: 18px 18px 0 0;
  pointer-events: none;
}

.auth-card-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.3rem;
}

.auth-card-sub {
  font-size: 0.88rem;
  color: var(--text-2);
  margin-bottom: 1.75rem;
}

/* ============================================ */
/* Form                                         */
/* ============================================ */

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-2);
}

.form-group input {
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-family: var(--font);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-2);
  color: var(--text);
  transition: var(--transition);
  width: 100%;
  margin: 0;
}

.form-group input::placeholder { color: var(--text-3); }

.form-group input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--glow);
}

.form-group input.error {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(239,68,68,0.12);
  animation: shake 0.35s ease;
}

.form-group input.success {
  border-color: var(--success);
  box-shadow: 0 0 0 3px rgba(16,185,129,0.12);
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

/* Password strength */
#password-strength {
  font-size: 0.78rem;
  margin-top: 0.25rem;
  min-height: 1rem;
  font-family: var(--font-mono);
  transition: color 0.2s;
}

/* ============================================ */
/* Submit Button                                */
/* ============================================ */

.auth-submit {
  width: 100%;
  padding: 0.85rem;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font);
  background: var(--grad);
  color: white;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  margin-top: 0.5rem;
  min-height: 46px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 16px var(--glow);
}

.auth-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px var(--glow);
}

.auth-submit:active { transform: translateY(0); }

.auth-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Loading spinner on button */
.auth-submit.loading {
  color: transparent;
  pointer-events: none;
}

.auth-submit.loading::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  top: 50%; left: 50%;
  margin: -9px 0 0 -9px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ============================================ */
/* Inline message (error/success below form)    */
/* ============================================ */

.auth-message {
  padding: 0.7rem 1rem;
  border-radius: var(--radius);
  font-size: 0.88rem;
  margin-top: 0.75rem;
  display: none;
}

.auth-message.error {
  display: block;
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.2);
  color: #fca5a5;
}

.auth-message.success {
  display: block;
  background: rgba(16,185,129,0.08);
  border: 1px solid rgba(16,185,129,0.2);
  color: #6ee7b7;
}

/* ============================================ */
/* Footer links                                 */
/* ============================================ */

.auth-footer {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-align: center;
}

.auth-footer-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-size: 0.88rem;
  color: var(--text-2);
}

.auth-footer-row a {
  color: var(--accent-2);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.15s;
}

.auth-footer-row a:hover { color: var(--text); }

.auth-footer-btn {
  background: var(--surface-2);
  color: var(--text-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.55rem 1.2rem;
  font-size: 0.88rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: var(--transition);
  min-height: auto;
}

.auth-footer-btn:hover {
  color: var(--text);
  border-color: var(--border-h);
  transform: none;
  box-shadow: none;
}

/* ============================================ */
/* Page footer                                  */
/* ============================================ */

.page-footer {
  margin-top: 1.5rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-3);
}

.page-footer a {
  color: var(--text-3);
  text-decoration: none;
  transition: color 0.15s;
}

.page-footer a:hover { color: var(--text-2); }

/* ============================================ */
/* Theme toggle                                 */
/* ============================================ */

.auth-theme-toggle {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  width: 36px;
  height: 36px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  transition: var(--transition);
  z-index: 10;
  font-family: var(--font);
  min-height: auto;
  padding: 0;
  color: var(--text);
}

.auth-theme-toggle:hover {
  border-color: var(--border-h);
  transform: rotate(20deg);
  box-shadow: none;
}

/* ============================================ */
/* Back to home link                            */
/* ============================================ */

.auth-back {
  position: fixed;
  top: 1.25rem;
  left: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--text-3);
  text-decoration: none;
  transition: color 0.15s;
  font-family: var(--font);
  font-weight: 500;
}

.auth-back:hover { color: var(--text-2); }
.auth-back::after { display: none; }

/* ============================================ */
/* Consent checkbox                             */
/* ============================================ */

.form-group-consent { margin-top: 0.25rem; }

.consent-label {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  cursor: pointer;
  user-select: none;
}

.consent-label input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.consent-box {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border-radius: 5px;
  border: 1.5px solid var(--border-h);
  background: var(--bg-2);
  margin-top: 2px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.consent-label input[type="checkbox"]:checked + .consent-box {
  background: var(--accent);
  border-color: var(--accent);
}

.consent-label input[type="checkbox"]:checked + .consent-box::after {
  content: '';
  display: block;
  width: 5px;
  height: 9px;
  border: 2px solid #fff;
  border-top: none;
  border-left: none;
  transform: rotate(45deg) translateY(-1px);
}

.consent-label:hover .consent-box {
  border-color: var(--accent);
}

.consent-label input[type="checkbox"]:focus-visible + .consent-box {
  box-shadow: 0 0 0 3px var(--glow);
}

.consent-text {
  font-size: 0.85rem;
  color: var(--text-2);
  line-height: 1.55;
}

.consent-text a {
  color: var(--accent-2);
  text-decoration: none;
}

.consent-text a:hover { text-decoration: underline; }

.form-group-consent.consent-error .consent-box {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(239,68,68,0.12);
}

/* ============================================ */
/* Responsive                                   */
/* ============================================ */

@media (max-width: 480px) {
  body { padding: 16px; }
  .auth-card { padding: 1.5rem; border-radius: 14px; }
}

/* ============================================ */
/* Logo on auth pages                           */
/* ============================================ */

.auth-brand-logo-img {
  height: 40px;
  width: auto;
  display: block;
}

/* ============================================ */
/* Sun / moon icon swap for theme toggle        */
/* ============================================ */

.icon-sun  { display: none; }
.icon-moon { display: block; }

[data-theme="light"] .icon-sun  { display: block; }
[data-theme="light"] .icon-moon { display: none; }