/* ============================================
   AUTH PAGE STYLES
   Fonts and colors defined in base.css
   ============================================ */

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

body {
  font-family: var(--font-family-base);
  background: var(--color-bg);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  color: var(--color-text-secondary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.auth-container {
  background: var(--color-bg-surface);
  border-radius: 0.75rem;
  box-shadow: var(--shadow-medium);
  max-width: 540px;
  width: 100%;
  overflow: hidden;
  border: 1px solid rgba(174, 170, 151, 0.4);
  animation: authFadeIn 0.5s ease-out both;
}

@keyframes authFadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   TABS
   ============================================ */
.auth-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid rgba(174, 170, 151, 0.5);
  background: var(--color-bg-surface);
}

.auth-tab {
  flex: 1;
  padding: var(--space-2) var(--space-3);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-family-bold);
  font-size: 1rem;
  color: var(--color-neutral);
  transition: color 200ms ease-out, border-color 200ms ease-out;
  border-bottom: 2px solid transparent;
  position: relative;
  bottom: -2px;
}

.auth-tab:hover {
  color: var(--color-text);
}

.auth-tab.active {
  color: var(--color-text);
  border-bottom-color: var(--color-accent);
}

/* ============================================
   FORM CONTAINER
   ============================================ */
.auth-form-container {
  padding: 62px 48px;
}

.auth-form {
  display: none;
}

.auth-form.active {
  display: block;
  animation: fadeIn 0.3s;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   FORM ELEMENTS
   ============================================ */
.form-group {
  margin-bottom: 37px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-family-medium);
  color: var(--color-text-secondary);
  font-size: 14px;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid rgba(174, 170, 151, 0.4);
  border-radius: 0.5rem;
  font-family: var(--font-family-base);
  font-size: 16px;
  transition: all 0.2s ease-out;
  background: var(--color-bg-surface);
  color: var(--color-text-secondary);
}

.form-input::placeholder {
  color: var(--color-neutral);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(211, 129, 63, 0.15);
}

.form-input.error {
  border-color: var(--color-error);
}

.form-error {
  color: var(--color-error);
  font-family: var(--font-family-base);
  font-size: 13px;
  margin-top: 0;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: opacity 0.25s ease, max-height 0.25s ease, margin-top 0.25s ease;
}

.form-error.visible {
  opacity: 1;
  max-height: 40px;
  margin-top: 6px;
}

/* ============================================
   PASSWORD REQUIREMENTS
   ============================================ */
.password-requirements {
  background: var(--color-bg);
  border: 1px solid rgba(174, 170, 151, 0.4);
  border-radius: 0.5rem;
  padding: 12px;
  margin-top: 8px;
  font-size: 13px;
}

.requirement {
  display: flex;
  align-items: center;
  margin: 6px 0;
  color: var(--color-neutral);
  font-family: var(--font-family-base);
}

.requirement.met {
  color: var(--color-primary);
}

.requirement::before {
  content: '✗';
  margin-right: 8px;
  font-weight: bold;
}

.requirement.met::before {
  content: '✓';
}

/* ============================================
   BUTTONS (Primary style from styleguide)
   ============================================ */
.form-button {
  width: 100%;
  min-height: 3rem;
  padding: 0 1.5rem;
  background-color: var(--color-primary);
  color: var(--color-primary-text);
  border: 2px solid var(--color-primary);
  border-radius: 999px;
  font-family: var(--font-family-medium);
  font-size: 16px;
  cursor: pointer;
  transition: background-color 200ms ease-out, border-color 200ms ease-out;
}

.form-button:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

.form-button:active {
  background-color: var(--color-primary-active);
  border-color: var(--color-primary-active);
}

.form-button:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

.form-button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* ============================================
   ALERTS
   ============================================ */
.alert {
  padding: 0 16px;
  border-radius: 0.5rem;
  margin-bottom: 0;
  font-family: var(--font-family-base);
  font-size: 14px;
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transform: translateY(-6px);
  transition: opacity 0.25s ease, max-height 0.25s ease, transform 0.25s ease, padding 0.25s ease, margin-bottom 0.25s ease;
}

.alert.visible {
  opacity: 1;
  max-height: 80px;
  padding: 12px 16px;
  margin-bottom: 20px;
  transform: translateY(0);
}

.alert.success {
  background: rgba(211, 129, 63, 0.15);
  color: var(--color-primary-hover);
  border: 1px solid var(--color-primary);
}

.alert.error {
  background: rgba(255, 68, 68, 0.15);
  color: #cc0000;
  border: 1px solid var(--color-error);
}

/* ============================================
   PASSWORD TOGGLE
   ============================================ */
.password-toggle {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
  user-select: none;
  transition: all 0.2s ease-out;
  width: 24px;
  height: 24px;
}

.password-toggle svg {
  width: 100%;
  height: 100%;
  stroke: var(--color-primary);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: all 0.2s ease-out;
}

.password-toggle:hover svg {
  stroke: var(--color-primary-hover);
}

.input-wrapper {
  position: relative;
}

/* ============================================
   LOGO
   ============================================ */
.auth-logo {
  text-align: center;
  padding: 20px 40px 15px;
  background: none;
}

.auth-logo img {
  width: 100px;
  height: auto;
  max-width: 80%;
}

/* ============================================
   GOOGLE OAUTH BUTTON
   ============================================ */
.auth-divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 24px 0;
  color: var(--color-neutral);
  font-family: var(--font-family-base);
  font-size: 14px;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid rgba(174, 170, 151, 0.4);
}

.auth-divider span {
  padding: 0 12px;
}

.google-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  min-height: 3rem;
  padding: 0 1.5rem;
  background-color: white;
  color: #3c4043;
  border: 2px solid rgba(174, 170, 151, 0.4);
  border-radius: 999px;
  font-family: var(--font-family-medium);
  font-size: 16px;
  cursor: pointer;
  transition: all 200ms ease-out;
  text-decoration: none;
}

.google-button:hover {
  background-color: #f8f9fa;
  border-color: #dadce0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.google-button:active {
  background-color: #f1f3f4;
}

.google-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ============================================
   FORGOT PASSWORD
   ============================================ */
.forgot-password-link {
  text-align: right;
  margin-top: -20px;
  margin-bottom: 20px;
}

.forgot-password-link a {
  font-family: var(--font-family-base);
  font-size: 14px;
  color: var(--color-primary);
  text-decoration: none;
  transition: color 200ms ease-out;
}

.forgot-password-link a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

/* ============================================
   MODAL
   ============================================ */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  animation: fadeIn 0.3s;
}

.modal.visible {
  display: flex;
  justify-content: center;
  align-items: center;
}

.modal-content {
  background: var(--color-bg-surface);
  border-radius: 0.75rem;
  box-shadow: var(--shadow-large);
  max-width: 480px;
  width: 90%;
  padding: 32px;
  position: relative;
  border: 1px solid rgba(174, 170, 151, 0.4);
  animation: slideUp 0.3s;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-content h2 {
  font-family: var(--font-family-bold);
  font-size: 24px;
  color: var(--color-text);
  margin-bottom: 12px;
}

.modal-description {
  font-family: var(--font-family-base);
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.modal-close {
  position: absolute;
  right: 20px;
  top: 20px;
  font-size: 28px;
  font-weight: bold;
  color: var(--color-neutral);
  cursor: pointer;
  transition: color 200ms ease-out;
  line-height: 1;
}

.modal-close:hover {
  color: var(--color-text);
}

.form-button-secondary {
  width: 100%;
  min-height: 3rem;
  padding: 0 1.5rem;
  background-color: transparent;
  color: var(--color-text-secondary);
  border: 2px solid rgba(174, 170, 151, 0.4);
  border-radius: 999px;
  font-family: var(--font-family-medium);
  font-size: 16px;
  cursor: pointer;
  transition: all 200ms ease-out;
  margin-top: 12px;
}

.form-button-secondary:hover {
  background-color: var(--color-bg);
  border-color: var(--color-neutral);
  color: var(--color-text);
}

.form-button-secondary:active {
  background-color: rgba(174, 170, 151, 0.2);
}

.form-button-secondary:focus-visible {
  outline: 2px solid var(--color-neutral);
  outline-offset: 3px;
}

/* Account Type Selector */
.account-type-selector {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.account-type-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px 12px;
  border: 2px solid rgba(174, 170, 151, 0.3);
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
  font-family: var(--font-family-medium);
  font-size: 13px;
  color: var(--color-text-secondary);
  transition: border-color 150ms, background 150ms;
}

.account-type-btn:hover {
  border-color: rgba(174, 170, 151, 0.6);
  background: rgba(0, 0, 0, 0.02);
}

.account-type-btn.selected {
  border-color: var(--primary);
  background: rgba(123, 168, 46, 0.04);
  color: var(--color-text);
}

.account-type-btn svg {
  stroke: currentColor;
  opacity: 0.6;
}

.account-type-btn.selected svg {
  stroke: var(--primary);
  opacity: 1;
}