/* ============================================================
   ONLINE CORPS — Auth  (auth.css)
   Couvre : login/index.php  +  signup/index.php
   Fonts : Syne · DM Mono · Instrument Sans
   ============================================================ */

@import url('root.css');

/* ══════════════════════════════════════════════════════════
   LAYOUT
══════════════════════════════════════════════════════════ */
.auth-main {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 20px 60px;
  position: relative;
  background: var(--bg-secondary);
}

/* Version wide pour signup */
.auth-main--wide {
  align-items: flex-start;
  padding-top: 110px;
}

/* ── Fond décoratif ─────────────────────────────────────── */
.auth-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.auth-bg__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.2;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 40%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 40%, black 20%, transparent 100%);
}

.auth-bg__glow {
  position: absolute;
  top: 5%;
  left: 50%;
  transform: translateX(-50%);
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(67, 97, 238, 0.09) 0%, transparent 70%);
}

.auth-bg__glow--right {
  left: auto;
  right: 5%;
  transform: none;
}

/* ══════════════════════════════════════════════════════════
   CARD
══════════════════════════════════════════════════════════ */
.auth-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 36px 32px 28px;
  box-shadow: 0 20px 56px rgba(0, 0, 0, 0.1);
}

/* Ligne accent top */
.auth-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 12px 12px 0 0;
}

/* Version large (signup) */
.auth-card--wide {
  max-width: 560px;
}

/* ── En-tête ────────────────────────────────────────────── */
.auth-card__header {
  margin-bottom: 28px;
}

.auth-card__label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 10px;
}

.auth-card__label::before {
  content: '';
  display: inline-block;
  width: 18px;
  height: 1px;
  background: var(--primary);
}

.auth-card__title {
  font-family: 'Syne', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text-primary);
  margin: 0 0 8px;
  line-height: 1;
}

.auth-card__sub {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* ══════════════════════════════════════════════════════════
   FORMULAIRE
══════════════════════════════════════════════════════════ */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Row deux colonnes */
.auth-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* ── Champ ──────────────────────────────────────────────── */
.auth-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.auth-field__label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.auth-field__label {
  font-family: 'DM Mono', monospace;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.auth-field__forgot {
  font-family: 'DM Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--primary);
  text-decoration: none;
  opacity: 0.8;
  transition: opacity 0.2s;
}

.auth-field__forgot:hover { opacity: 1; text-decoration: underline; }

/* Wrapper input + icône */
.auth-field__wrap {
  position: relative;
  display: flex;
  align-items: center;
}

/* Icône préfixe */
.auth-field__icon {
  position: absolute;
  left: 11px;
  width: 15px;
  height: 15px;
  color: var(--text-secondary);
  pointer-events: none;
  flex-shrink: 0;
  opacity: 0.55;
  transition: opacity 0.2s, color 0.2s;
}

/* Input */
.auth-field__input {
  width: 100%;
  padding: 10px 38px 10px 36px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-family: 'Instrument Sans', sans-serif;
  font-size: 0.875rem;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

/* Input sans icône préfixe */
.auth-field__wrap:not(:has(.auth-field__icon)) .auth-field__input {
  padding-left: 12px;
}

.auth-field__input::placeholder {
  color: var(--text-secondary);
  opacity: 0.45;
}

.auth-field__input:focus {
  border-color: var(--primary);
  background: var(--bg-primary);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
}

.auth-field__input:focus + .auth-field__icon,
.auth-field__wrap:focus-within .auth-field__icon {
  opacity: 1;
  color: var(--primary);
}

/* Toggle show/hide password */
.auth-field__toggle {
  position: absolute;
  right: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-secondary);
  opacity: 0.5;
  transition: opacity 0.2s, color 0.2s;
  padding: 0;
}

.auth-field__toggle svg { width: 16px; height: 16px; }
.auth-field__toggle:hover { opacity: 1; }

/* ── Indicateur de force ────────────────────────────────── */
.auth-strength {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: -6px;
}

.auth-strength__bars {
  display: flex;
  gap: 4px;
  flex: 1;
}

.auth-strength__bar {
  flex: 1;
  height: 3px;
  background: var(--border-color);
  border-radius: 2px;
  transition: background 0.25s ease;
}

.auth-strength__bar.is-weak   { background: #e53e3e; }
.auth-strength__bar.is-fair   { background: #dd6b20; }
.auth-strength__bar.is-good   { background: #d69e2e; }
.auth-strength__bar.is-strong { background: #38a169; }

.auth-strength__label {
  font-family: 'DM Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  min-width: 44px;
  text-align: right;
}

/* ── Message retour ─────────────────────────────────────── */
.auth-message {
  display: none;
  padding: 10px 14px;
  border-radius: 6px;
  font-family: 'Instrument Sans', sans-serif;
  font-size: 0.825rem;
  line-height: 1.5;
  border: 1px solid transparent;
}

.auth-message--error {
  display: block;
  background: rgba(229, 62, 62, 0.08);
  border-color: rgba(229, 62, 62, 0.25);
  color: #e53e3e;
}

.auth-message--success {
  display: block;
  background: rgba(56, 161, 105, 0.08);
  border-color: rgba(56, 161, 105, 0.25);
  color: #38a169;
}

/* ══════════════════════════════════════════════════════════
   BOUTONS
══════════════════════════════════════════════════════════ */
.auth-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 6px;
  font-family: 'Syne', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  cursor: pointer;
  border: 1.5px solid;
  transition: all 0.22s ease;
  width: 100%;
}

.auth-btn svg { width: 14px; height: 14px; transition: transform 0.2s; }
.auth-btn:hover svg { transform: translateX(3px); }

/* Primary */
.auth-btn--primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.auth-btn--primary:hover {
  background: transparent;
  color: var(--primary);
  box-shadow: 0 4px 18px rgba(67, 97, 238, 0.28);
}

.auth-btn--primary:disabled,
.auth-btn--primary.is-loading {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

/* Loading spinner */
.auth-btn--primary.is-loading span::after {
  content: ' …';
  animation: loading-dots 1.2s infinite;
}

@keyframes loading-dots {
  0%, 100% { content: ' .'; }
  33%       { content: ' ..'; }
  66%       { content: ' ...'; }
}

/* Outline */
.auth-btn--outline {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-color);
}

.auth-btn--outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* ══════════════════════════════════════════════════════════
   SÉPARATEUR
══════════════════════════════════════════════════════════ */
.auth-sep {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 12px 0;
}

.auth-sep::before,
.auth-sep::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-color);
}

.auth-sep span {
  font-family: 'DM Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  opacity: 0.6;
}

/* ══════════════════════════════════════════════════════════
   FOOTER CARD
══════════════════════════════════════════════════════════ */
.auth-card__footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.auth-card__footer-text {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 0.825rem;
  color: var(--text-secondary);
  margin: 0;
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════════════════ */
@media (max-width: 600px) {
  .auth-main,
  .auth-main--wide {
    padding: 90px 16px 48px;
    align-items: flex-start;
  }

  .auth-card,
  .auth-card--wide {
    max-width: 100%;
    padding: 28px 20px 22px;
  }

  .auth-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .auth-card__title { font-size: 1.7rem; }
}

@media (max-width: 400px) {
  .auth-main { padding: 80px 12px 40px; }
  .auth-card { padding: 22px 16px 18px; }
}