/* ═══════════════════════════════════════════════════════════════════════════
   css/auth.css — Login & Signup Pages (Theme-aware)
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Page Layout ─────────────────────────────────────────────────────────── */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  position: relative;
  z-index: 1;
  background: var(--bg-primary);
}

/* ── Orbs ─────────────────────────────────────────────────────────────────── */
.orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
}
.orb-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(228,77,39,0.22) 0%, transparent 70%);
  top: -150px; left: -150px;
  animation: orbFloat 12s ease-in-out infinite alternate;
}
.orb-2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(253,157,69,0.15) 0%, transparent 70%);
  bottom: -100px; right: -100px;
  animation: orbFloat 15s ease-in-out infinite alternate-reverse;
}
[data-theme="light"] .orb-1 { background: radial-gradient(circle, rgba(228,77,39,0.10) 0%, transparent 70%); }
[data-theme="light"] .orb-2 { background: radial-gradient(circle, rgba(253,157,69,0.08) 0%, transparent 70%); }
@keyframes orbFloat {
  0%   { transform: translate(0,0) scale(1); }
  100% { transform: translate(30px,20px) scale(1.06); }
}

/* ── Theme toggle — top right ────────────────────────────────────────────── */
.auth-theme-wrap {
  position: fixed;
  top: 1.2rem; right: 1.4rem;
  z-index: 200;
}

/* ── Auth Card ───────────────────────────────────────────────────────────── */
.auth-card {
  width: 100%;
  max-width: 460px;
  background: var(--glass-bg);
  backdrop-filter: blur(50px) saturate(200%);
  -webkit-backdrop-filter: blur(50px) saturate(200%);
  border: 1px solid var(--glass-border);
  border-top-color: var(--glass-border-t);
  border-left-color: var(--glass-border-l);
  border-radius: 36px;
  padding: 3rem 2.5rem;
  box-shadow: var(--glass-shadow), var(--glass-inset);
  position: relative;
  z-index: 1;
  animation: cardIn 0.5s var(--ease-spring) both;
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(24px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ── Logo ─────────────────────────────────────────────────────────────────── */
.auth-logo { text-align: center; margin-bottom: 2rem; }
.auth-logo .logo { font-size: 1.6rem; display: inline-block; }
.auth-logo .tagline {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── Heading ─────────────────────────────────────────────────────────────── */
.auth-heading {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 0.4rem;
  letter-spacing: -0.03em;
}
.auth-subheading {
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 2rem;
}

/* ── Form ─────────────────────────────────────────────────────────────────── */
.auth-form { display: flex; flex-direction: column; gap: 1rem; }
.auth-field { display: flex; flex-direction: column; gap: 0.4rem; }
.auth-field label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--label-color);
  letter-spacing: 0.01em;
}
.auth-field input {
  width: 100%;
  padding: 0.9rem 1.2rem;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 16px;
  color: var(--input-text);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.92rem;
  transition: all 0.25s var(--ease);
  outline: none;
  -webkit-appearance: none;
  backdrop-filter: blur(10px);
}
.auth-field input::placeholder { color: var(--input-ph); }
.auth-field input:focus {
  border-color: var(--accent);
  background: var(--bg-glass-hover);
  box-shadow: 0 0 0 3px rgba(228,77,39,0.12);
}
.auth-field input.error {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(228,77,39,0.14);
}

/* ── Password Strength ────────────────────────────────────────────────────── */
.password-strength { margin-top: 0.4rem; display: flex; gap: 4px; }
.strength-bar { flex: 1; height: 3px; border-radius: 2px; background: var(--border); transition: background 0.3s; }
.strength-bar.weak   { background: var(--red); }
.strength-bar.medium { background: var(--orange); }
.strength-bar.strong { background: var(--success); }
.strength-label { font-size: 0.72rem; color: var(--text-muted); margin-top: 0.3rem; }

/* ── Forgot link ──────────────────────────────────────────────────────────── */
.forgot-link {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: right;
  display: block;
  margin-top: -0.5rem;
  transition: color 0.2s;
}
.forgot-link:hover { color: var(--orange); }

/* ── Submit Button ────────────────────────────────────────────────────────── */
.auth-submit {
  width: 100%;
  padding: 1rem;
  background: linear-gradient(135deg, var(--red), var(--orange));
  color: #fff;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 100px;
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(228,77,39,0.40), inset 0 2px 4px rgba(255,255,255,0.4);
}
.auth-submit:hover:not(:disabled) {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 32px rgba(228,77,39,0.55), inset 0 2px 4px rgba(255,255,255,0.5);
}
.auth-submit:disabled { opacity: 0.5; cursor: not-allowed; }
.auth-submit .spinner { display: none; }
.auth-submit.loading .spinner { display: block; }
.auth-submit.loading .btn-label { display: none; }

/* ── Footer link ──────────────────────────────────────────────────────────── */
.auth-footer {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 1.5rem;
}
.auth-footer a { color: var(--orange); font-weight: 700; }
.auth-footer a:hover { color: var(--red); }

/* ── Alert ────────────────────────────────────────────────────────────────── */
.auth-alert { display: none; padding: 0.8rem 1rem; border-radius: 10px; font-size: 0.85rem; font-weight: 600; text-align: center; margin-bottom: 1rem; }
.auth-alert.error   { display: block; background: rgba(228,77,39,0.10); border: 1px solid rgba(228,77,39,0.35); color: #ff9d8a; }
.auth-alert.success { display: block; background: rgba(90,201,148,0.10); border: 1px solid rgba(90,201,148,0.30); color: #8adbc0; }
[data-theme="light"] .auth-alert.error  { color: #c43a18; }
[data-theme="light"] .auth-alert.success { color: #2e8a60; }

/* ── Back link ────────────────────────────────────────────────────────────── */
.auth-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  position: fixed;
  top: 1.4rem; left: 1.4rem;
  z-index: 200;
  transition: color 0.2s;
  font-weight: 500;
}
.auth-back:hover { color: var(--orange); }

/* ── Terms ────────────────────────────────────────────────────────────────── */
.auth-terms { font-size: 0.75rem; color: var(--text-muted); text-align: center; margin-top: 1rem; line-height: 1.5; }
.auth-terms a { color: var(--text-secondary); }
.auth-terms a:hover { color: var(--orange); }

@media (max-width: 520px) {
  .auth-card { padding: 2rem 1.4rem; border-radius: 18px; }
  .auth-heading { font-size: 1.3rem; }
}

/* ── Premium Light Mode ─────────────────────────────────────────────────────── */
[data-theme="light"] .auth-page  { background: #EBEBEB; }
[data-theme="light"] .auth-card {
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(30px) saturate(200%);
  border-color: rgba(0,0,0,0.07);
  border-top-color: rgba(255,255,255,1);
  box-shadow:
    0 2px 0 rgba(255,255,255,1),
    0 8px 32px rgba(0,0,0,0.08),
    0 32px 80px rgba(0,0,0,0.05);
}
[data-theme="light"] .auth-field input {
  background: #FFFFFF;
  border-color: rgba(0,0,0,0.12);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05) inset;
}
[data-theme="light"] .auth-field input:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(228,77,39,0.10);
}
[data-theme="light"] .auth-back,
[data-theme="light"] .auth-footer a { color: var(--red); }
[data-theme="light"] .strength-bar { background: rgba(0,0,0,0.10); }

/* ── Trust line below submit ─────────────────────────────────────────────── */
.auth-trust {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.6rem;
  opacity: 0.8;
}

/* ── Mobile: prevent iOS zoom on inputs (must be 16px+) ─────────────────── */
@media (max-width: 600px) {
  .auth-field input { font-size: 16px; }
  .auth-submit { min-height: 48px; }
  .auth-card { padding: 2rem 1.2rem; border-radius: 20px; }
}

/* ════════════════════════════════════════════════════════════════════════════
   NEW WIREFRAME COMPONENTS
   ════════════════════════════════════════════════════════════════════════════ */

/* ── Social Buttons (Google / Phone) ─────────────────────────────────────── */
.social-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  padding: 0.85rem 1.2rem;
  border-radius: 100px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s var(--ease);
  border: 1.5px solid var(--border);
  background: var(--bg-glass);
  color: var(--text-primary);
  letter-spacing: 0.01em;
  margin-bottom: 0.6rem;
}
.social-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
  border-color: var(--orange);
  background: var(--bg-glass-hover);
}
.social-btn:active { transform: scale(0.98); }

.google-btn { border-color: rgba(66,133,244,0.35); }
.google-btn:hover { border-color: rgba(66,133,244,0.7); box-shadow: 0 8px 24px rgba(66,133,244,0.2); }

.phone-btn { border-color: rgba(34,197,94,0.35); color: var(--text-primary); }
.phone-btn:hover { border-color: rgba(34,197,94,0.7); box-shadow: 0 8px 24px rgba(34,197,94,0.18); }

[data-theme="light"] .social-btn { background: #fff; border-color: rgba(0,0,0,0.12); }
[data-theme="light"] .social-btn:hover { background: #f8f8f8; }

/* ── Auth Divider ─────────────────────────────────────────────────────────── */
.auth-divider {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin: 0.8rem 0;
  color: var(--text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ── Input with icon ─────────────────────────────────────────────────────── */
.input-icon-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.input-icon-wrap .auth-field input,
.input-icon-wrap input {
  width: 100%;
  padding-left: 2.6rem;
  padding-right: 2.8rem;
}
.input-icon {
  position: absolute;
  left: 0.9rem;
  font-size: 0.95rem;
  pointer-events: none;
  opacity: 0.5;
  z-index: 1;
}

/* ── Password eye toggle ─────────────────────────────────────────────────── */
.pw-toggle {
  position: absolute;
  right: 0.8rem;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  opacity: 0.5;
  transition: opacity 0.2s;
  color: var(--text-primary);
  padding: 0.25rem;
  z-index: 1;
}
.pw-toggle:hover { opacity: 1; }

/* ── Field row label (label + forgot on same row) ────────────────────────── */
.field-row-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.field-row-label .forgot-link { margin-top: 0; }

/* ── Phone input row (flag/code + number) ────────────────────────────────── */
.phone-input-row {
  display: flex;
  gap: 0.5rem;
  align-items: stretch;
}
.country-select {
  flex-shrink: 0;
  min-width: 100px;
  padding: 0.9rem 0.6rem;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 16px;
  color: var(--input-text);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.88rem;
  cursor: pointer;
  outline: none;
  transition: border-color 0.2s;
  appearance: none;
  -webkit-appearance: none;
  text-align: center;
}
.country-select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(228,77,39,0.12); }
[data-theme="light"] .country-select { background: #fff; border-color: rgba(0,0,0,0.12); }

.phone-input {
  flex: 1;
  padding: 0.9rem 1.2rem;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 16px;
  color: var(--input-text);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.92rem;
  outline: none;
  transition: all 0.25s var(--ease);
}
.phone-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(228,77,39,0.12); }
.phone-input::placeholder { color: var(--input-ph); }
[data-theme="light"] .phone-input { background: #fff; border-color: rgba(0,0,0,0.12); }

/* ── Optional tag ────────────────────────────────────────────────────────── */
.optional-tag {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.05rem 0.4rem;
  margin-left: 0.4rem;
  vertical-align: middle;
}

/* ── Phone panel slide-in ────────────────────────────────────────────────── */
.phone-panel {
  animation: slideDown 0.25s var(--ease) both;
  overflow: hidden;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── OTP input ───────────────────────────────────────────────────────────── */
#otp-input, #su-otp-input {
  letter-spacing: 0.4em;
  font-size: 1.2rem;
  text-align: center;
  font-weight: 700;
  padding: 0.9rem 1.2rem;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 16px;
  color: var(--input-text);
  width: 100%;
  outline: none;
}
#otp-input:focus, #su-otp-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(228,77,39,0.12);
}

/* ── Password Criteria Checklist (#13) ───────────────────────────────────── */
.pw-criteria {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.25rem 0.8rem;
}
.pw-criteria li {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: color 0.2s ease;
}
.pw-criteria li::before {
  content: '✗';
  font-size: 0.7rem;
  color: var(--text-muted);
  opacity: 0.5;
  transition: all 0.2s ease;
  flex-shrink: 0;
}
.pw-criteria li.met {
  color: var(--success);
}
.pw-criteria li.met::before {
  content: '✓';
  color: var(--success);
  opacity: 1;
}

/* ── Social Button Loading State (#17) ───────────────────────────────────── */
.social-btn.loading {
  pointer-events: none;
  opacity: 0.7;
  position: relative;
}
.social-btn.loading .google-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.25);
  border-top-color: var(--text-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}
[data-theme="light"] .social-btn.loading .google-spinner {
  border-color: rgba(0,0,0,0.12);
  border-top-color: #333;
}