/* ===============================
   AUTH LIGHT PREMIUM — AMC
   =============================== */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,300&family=DM+Mono:wght@400;500&display=swap');

:root {
    --bg-main: #f4f6f9;
    --bg-card: #ffffff;
    --bg-sidebar: #eef1f5;
    --border-dim: rgba(15, 52, 96, 0.10);
    --border-focus: rgba(15, 52, 96, 0.25);
    --accent: #0f3460;
    --accent-dim: rgba(15, 52, 96, 0.10);
    --text-main: #0d1b2a;
    --text-muted: #6b7a8d;
    --text-label: #4a5568;
    --input-bg: #eef1f5;
    --danger: #e03131;
    --danger-bg: rgba(224, 49, 49, 0.07);
    --shadow-card: 0 32px 64px rgba(15, 52, 96, 0.12);
    --radius-card: 16px;
    --radius-input: 10px;
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-main);
    background-image:
        radial-gradient(ellipse 80% 60% at 50% -10%, rgba(15, 52, 96, 0.06) 0%, transparent 70%),
        radial-gradient(ellipse 40% 30% at 80% 80%, rgba(15, 52, 96, 0.03) 0%, transparent 60%);
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-main);
    margin: 0;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ── CONTAINER ── */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

/* ── CARD ── */
.login-card {
    width: 100%;
    max-width: 960px;
    background: var(--bg-card);
    border-radius: var(--radius-card);
    border: 1px solid var(--border-dim);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    display: flex;
    animation: cardIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes cardIn {
    from {
        opacity: 0;
        transform: translateY(24px) scale(0.98);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ── SIDEBAR ── */
.login-sidebar {
    flex: 0 0 42%;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-dim);
    padding: 56px 48px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
}

.login-sidebar::before {
    content: '';
    position: absolute;
    bottom: -80px;
    right: -80px;
    width: 320px;
    height: 320px;
    border: 1px solid rgba(15, 52, 96, 0.08);
    border-radius: 50%;
    pointer-events: none;
}

.login-sidebar::after {
    content: '';
    position: absolute;
    bottom: -40px;
    right: -40px;
    width: 180px;
    height: 180px;
    border: 1px solid rgba(15, 52, 96, 0.12);
    border-radius: 50%;
    pointer-events: none;
}

.sidebar-content {
    position: relative;
    z-index: 1;
}

.brand-logo {
    display: inline-block;
    font-family: 'DM Mono', monospace;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-dim);
    border: 1px solid rgba(15, 52, 96, 0.2);
    padding: 6px 14px;
    border-radius: 6px;
    margin-bottom: 48px;
}

.sidebar-tagline {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.18;
    color: var(--text-main);
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.sidebar-tagline span {
    color: var(--accent);
}

.sidebar-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.65;
    max-width: 240px;
}

.sidebar-footer {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
    position: relative;
    z-index: 1;
}

/* ── FORM WRAPPER ── */
.form-wrapper {
    flex: 1;
    padding: 64px 56px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.form-wrapper h3 {
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: -0.025em;
    margin-bottom: 6px;
}

.form-wrapper .text-muted {
    font-size: 0.88rem;
    color: var(--text-muted) !important;
    margin-bottom: 36px;
}

/* ── ALERT ── */
.alert-custom-danger {
    background: var(--danger-bg);
    border: 1px solid rgba(224, 49, 49, 0.22);
    border-radius: var(--radius-input);
    color: var(--danger);
    font-size: 0.85rem;
    padding: 12px 16px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.alert-custom-danger::before {
    content: '⚠';
    font-size: 0.9rem;
}

/* ── LABELS ── */
.form-label {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-label);
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ── INPUT WRAPPER ── */
.input-icon-wrapper {
    position: relative;
}

.input-icon-wrapper i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: color var(--transition);
    pointer-events: none;
}

.input-icon-wrapper:focus-within i {
    color: var(--accent);
}

/* ── INPUTS ── */
.form-control {
    width: 100%;
    height: 48px;
    padding: 0 16px 0 44px;
    background: var(--input-bg);
    border: 1px solid var(--border-dim);
    border-radius: var(--radius-input);
    color: var(--text-main);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    appearance: none;
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-control:focus {
    outline: none;
    background: #ffffff;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(15, 52, 96, 0.08);
}

/* ── LIEN MOT DE PASSE OUBLIÉ ── */
.text-accent-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.78rem;
    font-weight: 500;
    transition: color var(--transition);
}

.text-accent-link:hover {
    color: var(--accent);
}

/* ── BOUTON PRINCIPAL ── */
.btn-primary-custom {
    width: 100%;
    height: 50px;
    background: var(--accent);
    color: #ffffff;
    font-family: 'DM Sans', sans-serif;
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    border: none;
    border-radius: var(--radius-input);
    cursor: pointer;
    transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-primary-custom::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0);
    transition: background var(--transition);
}

.btn-primary-custom:hover {
    background: #1a4a7a;
    box-shadow: 0 0 28px rgba(15, 52, 96, 0.22);
    transform: translateY(-1px);
}

.btn-primary-custom:active {
    transform: translateY(0);
    box-shadow: none;
}

/* ── BOUTON GOOGLE ── */
.btn-outline-google {
    width: 100%;
    height: 48px;
    background: transparent;
    border: 1px solid var(--border-dim);
    border-radius: var(--radius-input);
    color: var(--text-main);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-decoration: none;
    transition: border-color var(--transition), background var(--transition);
}

.btn-outline-google:hover {
    background: rgba(15, 52, 96, 0.04);
    border-color: var(--border-focus);
    color: var(--text-main);
}

/* ── SÉPARATEUR ── */
.divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 20px 0;
    color: var(--text-muted);
    font-size: 0.75rem;
}

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

/* ── FOOTER FORM ── */
.text-center.text-muted {
    font-size: 0.85rem;
    color: var(--text-muted) !important;
    margin-top: 4px;
}

.fw-bold.text-accent-link {
    color: var(--accent) !important;
    font-weight: 700;
}

.fw-bold.text-accent-link:hover {
    color: #1a4a7a !important;
}

/* ===============================
   REGISTER — styles spécifiques
   =============================== */

.register-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 24px;
}

.register-card {
    width: 100%;
    max-width: 960px;
    background: var(--bg-card);
    border-radius: var(--radius-card);
    border: 1px solid var(--border-dim);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    display: flex;
    animation: cardIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.register-sidebar {
    flex: 0 0 42%;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-dim);
    padding: 56px 48px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
}

.register-sidebar::before {
    content: '';
    position: absolute;
    top: -80px;
    left: -80px;
    width: 320px;
    height: 320px;
    border: 1px solid rgba(15, 52, 96, 0.07);
    border-radius: 50%;
    pointer-events: none;
}

.register-sidebar::after {
    content: '';
    position: absolute;
    top: -40px;
    left: -40px;
    width: 180px;
    height: 180px;
    border: 1px solid rgba(15, 52, 96, 0.11);
    border-radius: 50%;
    pointer-events: none;
}

.register-sidebar .sidebar-content {
    position: relative;
    z-index: 1;
}

.register-sidebar .sidebar-footer {
    position: relative;
    z-index: 1;
}

.register-logo-img {
    max-height: 44px;
    margin-bottom: 36px;
    filter: brightness(0) opacity(0.85);
}

.register-form-wrapper {
    flex: 1;
    padding: 52px 56px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.register-form-wrapper h3 {
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: -0.025em;
    margin-bottom: 6px;
}

.register-form-wrapper .subtitle {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 32px;
}

.form-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 20px;
}

.form-grid-2 .col-full {
    grid-column: 1 / -1;
}

.alert-register-danger {
    background: var(--danger-bg);
    border: 1px solid rgba(224, 49, 49, 0.22);
    border-radius: var(--radius-input);
    color: var(--danger);
    font-size: 0.83rem;
    padding: 12px 16px;
    margin-bottom: 24px;
}

.alert-register-danger ul {
    margin: 0;
    padding-left: 18px;
}

.btn-register {
    width: 100%;
    height: 50px;
    background: var(--accent);
    color: #ffffff;
    font-family: 'DM Sans', sans-serif;
    font-weight: 700;
    font-size: 0.95rem;
    border: none;
    border-radius: var(--radius-input);
    cursor: pointer;
    transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
    margin-top: 4px;
}

.btn-register:hover {
    background: #1a4a7a;
    box-shadow: 0 0 28px rgba(15, 52, 96, 0.22);
    transform: translateY(-1px);
}

.btn-register:active {
    transform: translateY(0);
    box-shadow: none;
}

/* ── RESPONSIVE REGISTER ── */
@media (max-width: 991px) {
    .register-card {
        max-width: 480px;
        flex-direction: column;
    }

    .register-sidebar {
        display: none !important;
    }

    .register-form-wrapper {
        padding: 48px 36px;
    }

    .form-grid-2 {
        grid-template-columns: 1fr;
    }

    .form-grid-2 .col-full {
        grid-column: 1;
    }
}

@media (max-width: 480px) {
    .register-form-wrapper {
        padding: 40px 24px;
    }
}

/* ── RESPONSIVE LOGIN ── */
@media (max-width: 991px) {
    .login-card {
        max-width: 460px;
        flex-direction: column;
    }

    .login-sidebar {
        display: none !important;
    }

    .form-wrapper {
        padding: 48px 36px;
    }
}

@media (max-width: 480px) {
    .form-wrapper {
        padding: 40px 24px;
    }
}