/**
 * Ecoasis CRM - Login page (old design, Font Awesome icons)
 */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --accent: #15B899;
  --accent-dark: #119a7d;
  --accent2: #74492E;
  --bg: #f5f7fa;
  --surface: #ffffff;
  --surface2: #f8fafc;
  --text: #1e293b;
  --text2: #475569;
  --text3: #94a3b8;
  --border: #d1d9e6;
  --radius: 16px;
  --shadow: 0 1px 3px rgba(0,0,0,0.05), 0 4px 12px rgba(0,0,0,0.08);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15), 0 8px 30px rgba(0,0,0,0.1);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  position: relative;
  overflow: hidden;
}

body.page-register {
  overflow-y: auto;
  overflow-x: hidden;
}

/* Wave background */
.wave-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  background: linear-gradient(
    135deg,
    rgba(175, 42, 41, 0.08) 0%,
    rgba(19, 133, 130, 0.08) 25%,
    rgba(223, 134, 29, 0.08) 50%,
    rgba(112, 171, 79, 0.08) 75%,
    rgba(175, 42, 41, 0.08) 100%
  );
  background-size: 400% 400%;
  animation: waveGradient 8s ease-in-out infinite;
  pointer-events: none;
}

@keyframes waveGradient {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* Animated background circles */
body::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(175, 42, 41, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  top: -200px;
  right: -200px;
  animation: float 20s infinite ease-in-out;
  z-index: 0;
}

body::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(19, 133, 130, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  bottom: -150px;
  left: -150px;
  animation: float 15s infinite ease-in-out reverse;
  z-index: 0;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, 30px) scale(1.1); }
}

.login-container {
  width: 100%;
  max-width: 440px;
  position: relative;
  z-index: 1;
}

.login-card {
  background: var(--surface);
  border-radius: 24px;
  padding: 48px 40px;
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  animation: slideUp 0.6s ease-out;
}

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

.logo-section {
  text-align: center;
  margin-bottom: 40px;
}

.login-logo-img,
.logo-icon {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 18px;
  margin: 0 auto 20px;
  padding: 10px;
  animation: logoPulse 4s ease-in-out infinite;
}

.logo-light {
  display: block;
}

.logo-dark {
  display: none;
}

html[data-theme="dark"] .logo-light {
  display: none;
}

html[data-theme="dark"] .logo-dark {
  display: block;
}

@keyframes logoPulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 8px 32px rgba(175, 42, 41, 0.35);
  }
  25% {
    transform: scale(1.02);
    box-shadow: 0 8px 32px rgba(19, 133, 130, 0.35);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 8px 32px rgba(223, 134, 29, 0.35);
  }
  75% {
    transform: scale(1.02);
    box-shadow: 0 8px 32px rgba(112, 171, 79, 0.35);
  }
}

.logo-text {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.5px;
  margin-bottom: 8px;
}

.logo-text span {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subtitle {
  font-size: 15px;
  color: var(--text2);
  font-weight: 500;
}

/* Auth pages (verify-2fa, etc.) */
.auth-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.input-wrapper {
  position: relative;
}

.input-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text3);
  font-size: 18px;
  pointer-events: none;
  transition: color 0.3s;
}

.input-icon i {
  display: block;
}

.form-input {
  width: 100%;
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 16px 18px 16px 50px;
  color: var(--text);
  font-size: 15px;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  outline: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-weight: 500;
}

.form-input::placeholder {
  color: var(--text3);
  font-weight: 400;
}

.form-input:focus {
  border-color: var(--accent);
  background: var(--surface);
  box-shadow: 0 0 0 4px rgba(21, 184, 153, 0.1);
}

.form-input:focus + .input-icon {
  color: var(--accent);
}

.password-toggle {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text3);
  font-size: 18px;
  cursor: pointer;
  padding: 4px;
  transition: color 0.3s;
  z-index: 10;
}

.password-toggle:hover {
  color: var(--accent);
}

.remember-forgot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  font-size: 14px;
}

.checkbox-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}

.checkbox {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s;
  accent-color: var(--accent);
}

.checkbox:checked {
  background: var(--accent);
  border-color: var(--accent);
}

.checkbox-label {
  color: var(--text2);
  font-weight: 500;
}

.forgot-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s;
}

.forgot-link:hover {
  color: var(--accent-dark);
  text-decoration: underline;
}

.btn-login {
  width: 100%;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: white;
  border: none;
  border-radius: 12px;
  padding: 16px;
  font-size: 16px;
  font-weight: 700;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 16px rgba(21, 184, 153, 0.3);
  position: relative;
  overflow: hidden;
}

.btn-login::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.btn-login:hover::before {
  left: 100%;
}

.btn-login:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(21, 184, 153, 0.4);
}

.btn-login:active {
  transform: translateY(0);
}

.divider {
  display: flex;
  align-items: center;
  margin: 32px 0;
  gap: 16px;
}

.divider-line {
  flex: 1;
  height: 1px;
  background: var(--border);
}

.divider-text {
  font-size: 13px;
  color: var(--text3);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.social-login {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 32px;
}

.social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  font-size: 15px;
  font-weight: 600;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  cursor: pointer;
  transition: all 0.3s;
}

.social-btn:hover {
  border-color: var(--accent);
  background: rgba(21, 184, 153, 0.05);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.social-icon {
  font-size: 20px;
}

.signup-text {
  text-align: center;
  font-size: 15px;
  color: var(--text2);
  margin-top: 20px;
}

.signup-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
  transition: color 0.3s;
}

.signup-link:hover {
  color: var(--accent-dark);
  text-decoration: underline;
}

.error-message {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #dc2626;
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
  display: none;
  animation: shake 0.4s;
}

.error-message.show {
  display: block;
}

.success-message {
  background: rgba(21, 184, 153, 0.1);
  border: 1px solid rgba(21, 184, 153, 0.3);
  color: var(--accent);
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
  display: none;
}

.success-message.show {
  display: block;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-10px); }
  75% { transform: translateX(10px); }
}

.footer-text {
  text-align: center;
  margin-top: 32px;
  font-size: 13px;
  color: var(--text3);
}

/* Loading state */
.btn-login.loading {
  pointer-events: none;
  opacity: 0.7;
}

.btn-login.loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: translateY(-50%) rotate(360deg); }
}

/* Theme toggle switch */
.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 100;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  font-size: 18px;
}

.theme-toggle-track {
  display: flex;
  align-items: center;
  width: 52px;
  height: 28px;
  background: var(--border);
  border-radius: 14px;
  padding: 4px;
  transition: background 0.3s;
}

.theme-toggle-thumb {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: var(--surface);
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  color: var(--text);
}

.theme-toggle[data-theme="dark"] .theme-toggle-track {
  background: var(--accent);
}

.theme-toggle[data-theme="dark"] .theme-toggle-thumb {
  transform: translateX(24px);
  color: white;
}

.theme-toggle:hover .theme-toggle-track {
  background: var(--text3);
}

.theme-toggle[data-theme="dark"]:hover .theme-toggle-track {
  background: var(--accent-dark);
}

/* Dark theme (manual toggle or system preference) */
html[data-theme="dark"] {
  --bg: #0f172a;
  --surface: #1e293b;
  --surface2: #334155;
  --text: #f1f5f9;
  --text2: #cbd5e1;
  --text3: #64748b;
  --border: #334155;
}

html[data-theme="dark"] body {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

html[data-theme="dark"] .wave-bg {
  background: linear-gradient(
    135deg,
    rgba(175, 42, 41, 0.12) 0%,
    rgba(19, 133, 130, 0.12) 25%,
    rgba(223, 134, 29, 0.12) 50%,
    rgba(112, 171, 79, 0.12) 75%,
    rgba(175, 42, 41, 0.12) 100%
  );
}

html[data-theme="dark"] .login-card {
  border-color: rgba(255, 255, 255, 0.1);
}

/* Responsive */
@media (max-width: 480px) {
  .theme-toggle {
    top: 12px;
    right: 12px;
  }

  .theme-toggle-track {
    width: 46px;
    height: 24px;
  }

  .theme-toggle-thumb {
    width: 18px;
    height: 18px;
  }

  .theme-toggle[data-theme="dark"] .theme-toggle-thumb {
    transform: translateX(22px);
  }

  .login-card {
    padding: 36px 28px;
  }

  .logo-icon,
  .login-logo-img {
    max-width: 200px;
  }

  .logo-text {
    font-size: 24px;
  }

  .social-login {
    grid-template-columns: 1fr;
  }
}

/* Toast & dialog (for reset-password, forgot-password when dialogs_modals.php is included) */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 13px 16px;
  display: flex;
  align-items: center;
  gap: 11px;
  box-shadow: var(--shadow-xl);
  z-index: 200;
  transform: translateY(80px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
  min-width: 270px;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast-icon { font-size: 18px; flex-shrink: 0; }
.toast-title { font-weight: 600; font-size: 13px; margin-bottom: 1px; }
.toast-msg { font-size: 12px; color: var(--text2); }

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal-overlay .modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  width: 560px;
  max-width: 95vw;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
  transform: scale(0.96) translateY(10px);
  transition: transform 0.2s;
}
.modal-overlay.open .modal { transform: scale(1) translateY(0); }

.modal-overlay .modal-header {
  padding: 18px 22px 14px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-overlay .modal-title { font-size: 20px; font-weight: 700; color: var(--text); }
.modal-overlay .modal-close {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: var(--surface2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text2);
  font-size: 14px;
}
.modal-overlay .modal-close:hover { color: var(--text); }
.modal-overlay .modal-body { padding: 18px 22px; }
.modal-overlay .dialog-message { margin: 0; font-size: 15px; line-height: 1.5; color: var(--text); }
.modal-overlay .modal-footer {
  padding: 14px 22px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}
.modal-overlay .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}
.modal-overlay .btn-primary { background: var(--accent); color: #fff; }
.modal-overlay .btn-primary:hover { background: var(--accent-dark); }
.modal-overlay .btn-secondary { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.modal-overlay .btn-secondary:hover { background: var(--surface); }