/* ============================================
   AUTH — Design system aligné sur admin-accueil.css
   Police : Plus Jakarta Sans (display) + DM Sans (body)
   ============================================ */
:root {
    --primary: #00ff88;
    --primary-dim: rgba(0,255,136,0.10);
    --primary-glow: rgba(0,255,136,0.30);
    --secondary: #8247e5;

    --bg-base: #080c14;
    --bg-card: #111827;
    --bg-elevated: #1a2235;

    --border: rgba(255,255,255,0.07);
    --border-strong: rgba(255,255,255,0.13);

    --text-primary: #f0f4f8;
    --text-secondary: #7a8ba0;
    --text-muted: #4a5568;

    --error: #ff4757;
    --warning: #ffa502;
    --success: #00ff88;
    --info: #3b82f6;
    --purple: #8247e5;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-card: 0 4px 24px rgba(0,0,0,0.4);
    --font-display: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --transition: all 0.22s cubic-bezier(0.4,0,0.2,1);
    --nav-height: 68px;
}

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

body {
    background: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* ============================================
   HERO (section au-dessus du form)
   ============================================ */
.hero {
    display: none; /* masqué — l'auth-header suffit */
}

/* ============================================
   LAYOUT
   ============================================ */
.auth-content {
    min-height: calc(100vh - var(--nav-height));
    padding: 2.5rem 2rem;
    margin-top: var(--nav-height);
    display: flex;
    align-items: center;
}

.auth-container {
    max-width: 1100px;
    width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

/* ============================================
   AUTH BOX (formulaire)
   ============================================ */
.auth-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: hidden;
    animation: fadeUp 0.5s ease both;
}
.auth-box::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

/* ── Header ── */
.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}
.auth-header h1 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 0.4rem;
}
.auth-header h1 i { color: var(--primary); }
.auth-header p { color: var(--text-secondary); font-size: 0.9rem; }

/* ── Form ── */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.form-group label i { color: var(--primary); font-size: 0.75rem; }

.form-group input {
    width: 100%;
    padding: 0.8rem 1rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: var(--font-body);
    transition: var(--transition);
}
.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0,255,136,0.08);
    background: var(--bg-elevated);
}
.form-group input::placeholder { color: var(--text-muted); }

/* Password wrapper */
.password-input {
    position: relative;
}
.password-input input { padding-right: 3rem; }

.toggle-password {
    position: absolute;
    right: 0.875rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    transition: var(--transition);
    font-size: 0.9rem;
}
.toggle-password:hover { color: var(--text-primary); }

/* Warning card (PHP errors) */
.warning-card {
    background: rgba(255,71,87,0.08);
    border: 1px solid rgba(255,71,87,0.2);
    border-left: 3px solid var(--error);
    border-radius: var(--radius-sm);
    color: var(--error);
    padding: 0.75rem 1rem;
    font-size: 0.85rem;
    margin-bottom: 6px;
}

/* Remember me / options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.remember-me,
.terms-checkbox {
    display: flex;
    align-items: center;
    gap: 7px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.85rem;
}
.remember-me input[type="checkbox"],
.terms-checkbox input[type="checkbox"] {
    accent-color: var(--primary);
    width: 15px; height: 15px;
    cursor: pointer;
}

.forgot-password {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.85rem;
    transition: var(--transition);
}
.forgot-password:hover { opacity: 0.75; }

/* Submit button */
.auth-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 0.9rem;
    background: linear-gradient(135deg, var(--primary), #00cc6a);
    color: var(--bg-base);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 0.25rem;
}
.auth-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,255,136,0.35);
}

/* Divider */
.auth-divider {
    position: relative;
    text-align: center;
    margin: 0.5rem 0;
}
.auth-divider::before,
.auth-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 43%;
    height: 1px;
    background: var(--border);
}
.auth-divider::before { left: 0; }
.auth-divider::after  { right: 0; }
.auth-divider span {
    background: var(--bg-card);
    padding: 0 1rem;
    color: var(--text-muted);
    font-size: 0.82rem;
}

/* Social buttons */
.social-auth {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}
.social-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 0.7rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-elevated);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.875rem;
    font-family: var(--font-body);
    cursor: pointer;
    transition: var(--transition);
}
.social-button:hover { background: var(--bg-elevated); transform: translateY(-2px); }
.social-button.google   { background: #ea4335; border-color: #ea4335; color: #fff; }
.social-button.facebook { background: #1877f2; border-color: #1877f2; color: #fff; }

/* Redirect */
.auth-redirect {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}
.auth-redirect a { color: var(--primary); text-decoration: none; font-weight: 700; transition: var(--transition); }
.auth-redirect a:hover { opacity: 0.75; }

/* ============================================
   FEATURES PANEL (côté droit)
   ============================================ */
.auth-features {
    padding: 1rem;
    animation: fadeUp 0.5s ease 0.1s both;
}

.auth-features h2 {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 2.5vw, 1.75rem);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}
.auth-features > p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.feature-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem 1.25rem;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: hidden;
}
.feature-item::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: var(--transition);
}
.feature-item:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.feature-item:hover::before { opacity: 1; }

.feature-icon {
    width: 52px; height: 52px;
    margin: 0 auto 1rem;
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem;
    background: var(--primary-dim);
    border: 1px solid rgba(0,255,136,0.2);
    color: var(--primary);
    transition: var(--transition);
}
.feature-item:hover .feature-icon { transform: scale(1.08) rotate(4deg); }

.feature-item h3 {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
}
.feature-item p {
    color: var(--text-secondary);
    font-size: 0.8rem;
    line-height: 1.5;
}

/* ============================================
   TRUST BADGES (sous les features)
   ============================================ */
.auth-trust {
    display: flex;
    gap: 1.25rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}
.trust-item {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}
.trust-item i { color: var(--primary); font-size: 0.9rem; }

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ============================================
   SCROLLBAR
   ============================================ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0,255,136,0.3); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .auth-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        max-width: 560px;
    }
    .auth-features { order: -1; padding: 0; }
    .auth-features h2 { text-align: center; }
    .auth-features > p { text-align: center; }
    .auth-trust { justify-content: center; }
}

@media (max-width: 768px) {
    .auth-content { padding: 1.5rem 1rem; align-items: flex-start; }
    .auth-box { padding: 1.75rem 1.5rem; }
    .features-grid { gap: 0.75rem; }
    .feature-item { padding: 1.25rem 1rem; }
}

@media (max-width: 480px) {
    .auth-content { padding: 1rem; }
    .auth-box { padding: 1.5rem 1.25rem; }
    .auth-header h1 { font-size: 1.4rem; }
    .features-grid { grid-template-columns: 1fr 1fr; gap: 0.75rem; }
    .form-options { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
    .social-auth { grid-template-columns: 1fr; }
}