/* ===========================
   Variables CSS - Charte Graphique PILOM
   =========================== */
:root {
    /* Couleurs de la charte */
    --color-primary: #4e51c0;
    --color-secondary: #1fc187;
    --color-black: #000000;
    --color-white: #ffffff;
    --color-gray-100: #f5f5f5;
    --color-gray-200: #e0e0e0;
    --color-gray-300: #cccccc;
    --color-gray-700: #666666;
    --color-gray-900: #333333;

    --color-error: #ef4444;
    --color-success: #10b981;

    /* Typographie de la charte */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --font-size-h1: 32px;
    --font-size-h2: 20px;
    --font-size-h3: 16px;
    --font-size-normal: 16px;
    --font-size-small: 14px;

    --font-weight-bold: 700;
    --font-weight-semi-bold: 600;
    --font-weight-medium: 500;
    --font-weight-normal: 400;

    /* Espacements */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Effets */
    --border-radius: 6px;
    --box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --box-shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* ===========================
   Reset & Base Styles
   =========================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-normal);
    font-weight: var(--font-weight-normal);
    color: var(--color-gray-900);
    background-color: var(--color-gray-100);
    line-height: 1.6;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-secondary);
}

/* ===========================
   Header (selon maquette)
   =========================== */
.header {
    background-color: var(--color-white);
    padding: 16px 0;
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.header-logo:hover {
    opacity: 0.8;
}

.header-logo-icon {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
}

.header-logo-text {
    font-size: 18px;
    font-weight: var(--font-weight-bold);
    color: var(--color-black);
    font-family: var(--font-family);
}

.header .nav {
    display: flex;
    gap: 32px;
    align-items: center;
}

.header .nav a {
    color: var(--color-gray-900);
    font-weight: var(--font-weight-normal);
    font-size: var(--font-size-normal);
    transition: color 0.3s ease;
}

.header .nav a:hover {
    color: var(--color-primary);
}

.header .header-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

.btn-link {
    color: var(--color-gray-900);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-normal);
    padding: 8px 12px;
    transition: color 0.3s ease;
}

.btn-link:hover {
    color: var(--color-primary);
}

/* Bouton primaire (violet selon charte graphique) */
.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-normal);
    transition: background-color 0.3s ease, transform 0.1s ease;
}

.btn-primary:hover {
    background-color: #3d3f99;
    color: var(--color-white);
}

.btn-primary:active {
    transform: scale(0.98);
}

/* ===========================
   Login Container
   =========================== */
.login-container {
    min-height: calc(100vh - 70px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 48px 24px;
    background-color: var(--color-white);
}

.login-card {
    background-color: var(--color-white);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    padding: 40px;
    width: 100%;
    max-width: 420px;
}

/* ===========================
   Logo Badge (selon maquette)
   =========================== */
.logo-container {
    text-align: center;
    margin-bottom: 24px;
}

.logo-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background-color: var(--color-black);
    padding: 8px 20px;
    border-radius: 4px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.logo-text {
    font-size: 24px;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    font-family: var(--font-family);
}

/* ===========================
   Titres (selon charte)
   =========================== */
.login-title {
    font-size: var(--font-size-h1);
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: 8px;
    color: var(--color-black);
    line-height: 1.2;
}

.login-subtitle {
    font-size: var(--font-size-normal);
    font-weight: var(--font-weight-normal);
    text-align: center;
    color: var(--color-gray-700);
    margin-bottom: 32px;
    line-height: 1.5;
}

/* ===========================
   Alertes
   =========================== */
.alert {
    padding: 14px 16px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    font-size: var(--font-size-small);
    font-weight: var(--font-weight-medium);
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

/* ===========================
   Formulaire
   =========================== */
.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

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

.form-label {
    font-size: var(--font-size-normal);
    font-weight: var(--font-weight-medium);
    color: var(--color-black);
}

.forgot-link {
    font-size: var(--font-size-small);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
}

.forgot-link:hover {
    text-decoration: underline;
}

.form-input {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid var(--color-gray-300);
    border-radius: var(--border-radius);
    font-size: var(--font-size-normal);
    font-family: var(--font-family);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background-color: var(--color-white);
}

.form-input::placeholder {
    color: #999999;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(78, 81, 192, 0.1);
}

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

.error-message {
    font-size: var(--font-size-small);
    color: var(--color-error);
    font-weight: var(--font-weight-medium);
}

/* ===========================
   Checkbox (selon maquette)
   =========================== */
.checkbox-container {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.checkbox-container input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

.checkbox-label {
    font-size: var(--font-size-normal);
    font-weight: var(--font-weight-normal);
    color: var(--color-gray-900);
    user-select: none;
}

/* ===========================
   Bouton de soumission (violet selon charte graphique)
   =========================== */
.btn-submit {
    width: 100%;
    padding: 14px 24px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--font-size-normal);
    font-weight: var(--font-weight-semi-bold);
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.1s ease;
}

.btn-submit:hover {
    background-color: #3d3f99;
}

.btn-submit:active {
    transform: scale(0.98);
}

/* ===========================
   Lien d'inscription (selon maquette)
   =========================== */
.register-link {
    text-align: center;
    font-size: var(--font-size-normal);
    color: var(--color-gray-700);
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--color-gray-200);
    line-height: 1.5;
}

.register-link a {
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    text-decoration: underline;
}

.register-link a:hover {
    color: var(--color-secondary);
}

/* ===========================
   Footer (selon maquette)
   =========================== */
.login-footer {
    margin-top: 40px;
    text-align: center;
    color: var(--color-gray-700);
    font-size: var(--font-size-small);
}

.login-footer p {
    margin-bottom: 12px;
    line-height: 1.5;
}

.login-footer a {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

.login-footer a:hover {
    text-decoration: underline;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
}

.footer-links a {
    color: var(--color-gray-700);
    font-weight: var(--font-weight-normal);
}

.footer-links a:hover {
    color: var(--color-primary);
}

.footer-links span {
    color: var(--color-gray-400);
}

/* ===========================
   Responsive
   =========================== */
@media (max-width: 768px) {
    .header .nav {
        display: none;
    }

    .header {
        padding: 12px 0;
    }

    .header-logo-icon {
        width: 24px;
        height: 24px;
    }

    .header-logo-text {
        font-size: 16px;
    }

    .login-container {
        padding: 24px 16px;
    }

    .login-card {
        padding: 24px;
    }

    .login-title {
        font-size: 28px;
    }

    .logo-badge {
        padding: 6px 16px;
    }

    .logo-text {
        font-size: 20px;
    }

    .logo-icon {
        width: 28px;
        height: 28px;
    }

    .btn-primary {
        font-size: 14px;
        padding: 8px 16px;
    }
}