/* ==========================================================================
   AUTHENTICATION MODULE STYLES (auth.css)
   Clean, BEM-compliant, token-driven stylesheet for Login, Register & OTP.
   ========================================================================== */

/* ==========================================================================
   1. LAYOUT & CONTAINER CARDS
   ========================================================================== */
.auth-page, 
.auth-wrapper {
  min-height: calc(100vh - 140px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.5rem;
  background: radial-gradient(circle at 50% 20%, var(--brand-accent-glow) 0%, transparent 70%);
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--surface-white);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2.5rem;
  box-shadow: var(--shadow-premium);
  transition: var(--transition-smooth);
}

body.dark-theme .auth-card {
  background: var(--surface-card-dark);
  border-color: var(--border-color-dark);
  box-shadow: 0 15px 35px -10px rgba(0, 0, 0, 0.5);
}

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

.auth-brand-center {
  justify-content: center;
  margin-bottom: 1.5rem;
}

.auth-card__title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.5rem;
  letter-spacing: -0.5px;
}

body.dark-theme .auth-card__title {
  color: var(--text-main-dark);
}

.auth-card__subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.4;
}

body.dark-theme .auth-card__subtitle {
  color: var(--text-muted-dark);
}

.auth-card__email {
  color: var(--text-main);
  font-weight: 700;
}

body.dark-theme .auth-card__email {
  color: var(--text-main-dark);
}

/* ==========================================================================
   2. FORMS & INPUT CONTROLS
   ========================================================================== */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.auth-form__group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.auth-form__label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
}

body.dark-theme .auth-form__label {
  color: var(--text-main-dark);
}

.auth-form__input, 
.auth-form__select {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--surface-white);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-smooth);
}

body.dark-theme .auth-form__input, 
body.dark-theme .auth-form__select {
  background: rgba(15, 23, 42, 0.6);
  border-color: var(--border-color-dark);
  color: var(--text-main-dark);
}

.auth-form__input:focus, 
.auth-form__select:focus {
  border-color: var(--brand-accent);
  box-shadow: 0 0 0 3px var(--brand-accent-glow);
}

body.dark-theme .auth-form__select option {
  background: var(--surface-card-dark);
  color: var(--text-main-dark);
}

.auth-form__submit {
  width: 100%;
  margin-top: 0.5rem;
}

/* ==========================================================================
   3. OTP 6-DIGIT VERIFICATION COMPONENT
   ========================================================================== */
.auth-otp,
.otp-container {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin: 1.5rem 0;
}

.auth-otp__input,
.otp-input {
  width: 48px;
  height: 56px;
  text-align: center;
  font-size: 1.5rem;
  font-weight: 800;
  font-family: monospace;
  border: 2px solid var(--border-color);
  border-radius: 12px;
  background-color: var(--surface-white);
  color: var(--text-main);
  transition: var(--transition-smooth);
}

body.dark-theme .auth-otp__input,
body.dark-theme .otp-input {
  background-color: rgba(15, 23, 42, 0.6);
  border-color: var(--border-color-dark);
  color: var(--text-main-dark);
}

.auth-otp__input:focus,
.otp-input:focus {
  border-color: var(--brand-accent);
  background-color: var(--surface-white);
  box-shadow: 0 0 0 4px var(--brand-accent-glow);
  outline: none;
}

body.dark-theme .auth-otp__input:focus,
body.dark-theme .otp-input:focus {
  background-color: var(--surface-card-dark);
}

.auth-otp__resend-box,
.resend-box {
  text-align: center;
  margin-top: 1.25rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

body.dark-theme .auth-otp__resend-box,
body.dark-theme .resend-box {
  color: var(--text-muted-dark);
}

.auth-otp__resend-form,
.resend-form {
  display: inline;
}

.auth-otp__resend-btn,
.resend-btn {
  background: none;
  border: none;
  color: var(--brand-accent);
  font-weight: 700;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  font-family: var(--font-sans);
  font-size: inherit;
  transition: var(--transition-smooth);
}

.auth-otp__resend-btn:hover,
.resend-btn:hover {
  color: var(--brand-accent-hover);
}

.auth-otp__resend-btn:disabled,
.resend-btn:disabled {
  color: var(--text-muted);
  cursor: not-allowed;
  text-decoration: none;
}

.auth-otp__cooldown,
.cooldown-timer {
  margin-top: 4px;
  font-size: 0.8rem;
  color: var(--text-muted);
  display: none;
}

/* ==========================================================================
   4. ALERTS & NOTIFICATIONS
   ========================================================================== */
.auth-alert {
  margin-bottom: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
  border: 1px solid transparent;
  transition: var(--transition-smooth);
}

.auth-alert--error {
  background-color: rgba(239, 68, 68, 0.1);
  color: #991B1B;
  border-color: rgba(239, 68, 68, 0.25);
}

body.dark-theme .auth-alert--error {
  background-color: rgba(239, 68, 68, 0.2);
  color: #FCA5A5;
  border-color: rgba(239, 68, 68, 0.4);
}

.auth-alert--success {
  background-color: rgba(16, 185, 129, 0.1);
  color: #065F46;
  border-color: rgba(16, 185, 129, 0.25);
}

body.dark-theme .auth-alert--success {
  background-color: rgba(16, 185, 129, 0.2);
  color: #6EE7B7;
  border-color: rgba(16, 185, 129, 0.4);
}

/* ==========================================================================
   5. FOOTER & LINK UTILITIES
   ========================================================================== */
.auth-card__footer {
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-color);
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-muted);
}

body.dark-theme .auth-card__footer {
  border-top-color: var(--border-color-dark);
  color: var(--text-muted-dark);
}

.auth-card__footer a, 
.auth-card__link {
  color: var(--brand-accent);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.auth-card__footer a:hover, 
.auth-card__link:hover {
  color: var(--brand-accent-hover);
  text-decoration: underline;
}