/* ===== AUTH PAGES — ReachOnPeak (Shared Sign In / Sign Up) ===== */
:root {
  --auth-bg: #0b0e14;
  --card-bg: #161b28;
  --card-hover: #1c2235;
  --border: rgba(255,255,255,0.06);
  --accent: #1e8c3a;
  --accent-light: #4ade80;
  --accent-glow: rgba(30,140,58,0.25);
  --text: #e2e8f0;
  --text-muted: #8892a4;
  --danger: #ef4444;
  --radius: 12px;
  --radius-lg: 16px;
}

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

body.auth-body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--auth-bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===== AUTH SCREEN ===== */
.auth-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--auth-bg);
  position: relative;
  padding: 20px;
}

.auth-screen::before {
  content: '';
  position: absolute;
  top: -20%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  border-radius: 50%;
  animation: authGlow 6s ease-in-out infinite alternate;
}

.auth-screen::after {
  content: '';
  position: absolute;
  bottom: -15%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(74,222,128,0.08), transparent 70%);
  border-radius: 50%;
  animation: authGlow2 8s ease-in-out infinite alternate;
}

@keyframes authGlow {
  0% { transform: translate(0, 0) scale(1); opacity: 0.4; }
  100% { transform: translate(60px, 40px) scale(1.2); opacity: 0.7; }
}
@keyframes authGlow2 {
  0% { transform: translate(0, 0) scale(1); opacity: 0.3; }
  100% { transform: translate(-40px, -30px) scale(1.15); opacity: 0.5; }
}

/* ===== AUTH CARD ===== */
.auth-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px 40px;
  width: 460px;
  max-width: 95vw;
  position: relative;
  z-index: 1;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
  animation: cardSlideUp 0.5s ease;
}

@keyframes cardSlideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Logo */
.auth-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.auth-logo svg { flex-shrink: 0; }
.auth-brand {
  font-family: 'Outfit', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
}
.auth-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}
.auth-tagline {
  font-size: 0.78rem;
  color: var(--accent-light);
  font-weight: 600;
  margin-top: -2px;
}

/* ===== FORM FIELDS ===== */
.auth-field {
  margin-bottom: 18px;
}
.auth-field label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.auth-field input {
  width: 100%;
  padding: 12px 16px;
  background: var(--auth-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: #fff;
  font-size: 0.95rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.auth-field input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.auth-field input::placeholder {
  color: #4a5568;
}

/* Password wrapper with eye icon */
.password-wrapper {
  position: relative;
}
.password-wrapper input {
  padding-right: 48px;
}
.password-toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
}
.password-toggle:hover {
  color: var(--accent-light);
}
.password-toggle svg {
  width: 20px;
  height: 20px;
}

/* Form row (2 columns) */
.auth-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

/* Error message */
.auth-error {
  background: rgba(239,68,68,0.1);
  color: var(--danger);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.85rem;
  margin-bottom: 16px;
  display: none;
  border: 1px solid rgba(239,68,68,0.2);
  animation: shakeError 0.3s ease;
}
@keyframes shakeError {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

/* Submit button */
.auth-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--accent), #16a34a);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  margin-top: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.auth-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow);
}
.auth-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}
.auth-btn .btn-spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: none;
}
.auth-btn.loading .btn-spinner { display: inline-block; }
.auth-btn.loading .btn-text { display: none; }

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

/* Toggle link */
.auth-toggle {
  text-align: center;
  margin-top: 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.auth-toggle a {
  color: var(--accent-light);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}
.auth-toggle a:hover {
  color: #86efac;
}

/* ===== OTP MODAL ===== */
.otp-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  animation: fadeIn 0.3s ease;
  padding: 20px;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.otp-card {
  background: var(--card-bg);
  border: 1px solid var(--accent);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  width: 420px;
  max-width: 95vw;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 40px var(--accent-glow);
  animation: otpSlideUp 0.4s ease;
}
@keyframes otpSlideUp {
  from { opacity: 0; transform: translateY(30px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.otp-icon {
  font-size: 3rem;
  margin-bottom: 12px;
  animation: otpPulse 2s ease-in-out infinite;
}
@keyframes otpPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

.otp-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.otp-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 6px;
  line-height: 1.5;
}

.otp-email {
  font-size: 0.9rem;
  color: var(--accent-light);
  font-weight: 600;
  margin-bottom: 24px;
}

/* OTP Input Boxes */
.otp-inputs {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 24px;
}
.otp-inputs input {
  width: 48px;
  height: 56px;
  text-align: center;
  font-size: 1.4rem;
  font-weight: 800;
  font-family: 'Outfit', monospace;
  background: var(--auth-bg);
  border: 2px solid var(--border);
  border-radius: 12px;
  color: #fff;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.2s;
}
.otp-inputs input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
  transform: scale(1.05);
}
.otp-inputs input.filled {
  border-color: var(--accent-light);
  background: rgba(30,140,58,0.08);
}
.otp-inputs input.error {
  border-color: var(--danger);
  animation: shakeError 0.3s ease;
}

.otp-verify-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--accent), #16a34a);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.otp-verify-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow);
}
.otp-verify-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.otp-timer {
  margin-top: 16px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.otp-timer span {
  color: var(--accent-light);
  font-weight: 700;
}

.otp-resend {
  margin-top: 12px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.otp-resend button {
  background: none;
  border: none;
  color: var(--accent-light);
  font-weight: 600;
  cursor: pointer;
  font-size: 0.82rem;
  text-decoration: underline;
  font-family: 'Inter', sans-serif;
}
.otp-resend button:disabled {
  color: var(--text-muted);
  cursor: not-allowed;
  text-decoration: none;
}

.otp-error {
  color: var(--danger);
  font-size: 0.82rem;
  margin-top: 12px;
  display: none;
}

/* ===== TOAST ===== */
.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toast {
  padding: 14px 20px;
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  color: #fff;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  animation: toastIn 0.3s ease, toastOut 0.3s ease 4.7s forwards;
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 380px;
}
.toast.success { background: linear-gradient(135deg, #16a34a, #1e8c3a); }
.toast.error { background: linear-gradient(135deg, #dc2626, #ef4444); }
.toast.info { background: linear-gradient(135deg, #2563eb, #3b82f6); }
@keyframes toastIn { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes toastOut { from { opacity: 1; } to { opacity: 0; transform: translateY(-10px); } }

/* ===== RESPONSIVE ===== */
@media (max-width: 520px) {
  .auth-card {
    padding: 32px 24px;
  }
  .auth-form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .otp-inputs input {
    width: 42px;
    height: 50px;
    font-size: 1.2rem;
  }
  .otp-card {
    padding: 32px 24px;
  }
}