/* ============================================
   LOGIN PAGE - STYLES PROFESSIONNELS
   ============================================ */

/* Variables CSS pour cohérence avec l'application */
:root {
    --primary-color: #be2121;
    --primary-dark: #8f1818;
    --primary-light: #d64545;
    --secondary-color: #2c3e50;
    --text-dark: #2c3e50;
    --text-light: #6c757d;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --error-color: #dc3545;
    --success-color: #28a745;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   CONTENEUR PRINCIPAL
   ============================================ */
.login-container {
    min-height: 100vh;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1.5rem;
    animation: fadeIn 0.6s ease-out;
}

/* ============================================
   WRAPPER DU FORMULAIRE
   ============================================ */
.login-form-wrapper {
    background: var(--bg-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    padding: 3rem 2.5rem;
    max-width: 500px;
    width: 100%;
    margin: 0 auto;
    animation: slideUp 0.6s ease-out;
}

/* ============================================
   TITRE
   ============================================ */
.login-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 2.5rem;
    position: relative;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.login-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    border-radius: 2px;
}

/* ============================================
   GROUPES DE FORMULAIRE
   ============================================ */
.form-group {
    margin-bottom: 1.75rem;
}

.form-group:last-of-type {
    margin-bottom: 2rem;
}

/* ============================================
   LABELS
   ============================================ */
label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    transition: var(--transition);
}

label.required::after {
    content: ' *';
    color: var(--primary-color);
}

/* ============================================
   INPUTS
   ============================================ */
input[type="text"],
input[type="email"],
input[type="password"] {
    width: 100%;
    padding: 0.875rem 1.25rem;
    font-size: 1rem;
    color: var(--text-dark);
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    transition: var(--transition);
    outline: none;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(190, 33, 33, 0.1);
    transform: translateY(-2px);
}

input[type="text"]:hover,
input[type="email"]:hover,
input[type="password"]:hover {
    border-color: var(--primary-light);
}

input[type="text"].is-invalid,
input[type="email"].is-invalid,
input[type="password"].is-invalid {
    border-color: var(--error-color);
}

input[type="text"].is-valid,
input[type="email"].is-valid,
input[type="password"].is-valid {
    border-color: var(--success-color);
}

/* ============================================
   CHECKBOX
   ============================================ */
.form-check {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.75rem;
}

input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.form-check label {
    margin: 0;
    font-weight: 500;
    cursor: pointer;
}

/* ============================================
   MESSAGES D'ERREUR
   ============================================ */
.alert-danger,
.login-error {
    background: rgba(220, 53, 69, 0.1);
    border: 2px solid var(--error-color);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--error-color);
    animation: shake 0.4s ease-in-out;
}

/* ============================================
   MESSAGE DÉJÀ CONNECTÉ
   ============================================ */
.login-already-logged {
    background: rgba(40, 167, 69, 0.1);
    border: 2px solid var(--success-color);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--success-color);
    text-align: center;
}

.login-already-logged a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.login-already-logged a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* ============================================
   BOUTON SUBMIT
   ============================================ */
button[type="submit"],
.btn {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light)) !important;
    color: var(--bg-white) !important;
    text-decoration: none;
    border-radius: 50px;
    box-shadow: 0 4px 12px rgba(190, 33, 33, 0.3);
    transition: var(--transition);
    font-weight: 600;
    font-size: 1rem;
    border: none !important;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
}

button[type="submit"]:hover,
.btn:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color)) !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(190, 33, 33, 0.4);
    color: var(--bg-white) !important;
}

button[type="submit"]:active,
.btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(190, 33, 33, 0.3);
}

button[type="submit"]:disabled,
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* ============================================
   FOOTER DU FORMULAIRE
   ============================================ */
.login-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.login-footer p {
    color: var(--text-light);
    font-size: 0.9375rem;
    margin: 0;
}

.login-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.login-footer a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(-10px);
    }
    75% {
        transform: translateX(10px);
    }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablettes - Écrans moyens (768px et plus) */
@media (min-width: 768px) {
    .login-container {
        padding: 4rem 2rem;
    }

    .login-form-wrapper {
        padding: 3.5rem 3rem;
    }

    .login-title {
        font-size: 2.75rem;
        margin-bottom: 3rem;
    }

    .form-group {
        margin-bottom: 2rem;
    }

    input[type="text"],
    input[type="email"],
    input[type="password"] {
        padding: 1rem 1.5rem;
        font-size: 1.0625rem;
    }

    button[type="submit"],
    .btn {
        padding: 1.125rem 2.5rem;
        font-size: 1.0625rem;
    }
}

/* Grands écrans (992px et plus) */
@media (min-width: 992px) {
    .login-form-wrapper {
        max-width: 550px;
        padding: 4rem 3.5rem;
    }

    .login-title {
        font-size: 3rem;
    }
}

/* Très grands écrans (1200px et plus) */
@media (min-width: 1200px) {
    .login-form-wrapper {
        max-width: 600px;
        padding: 4.5rem 4rem;
    }
}

/* Petits écrans mobiles (max 576px) */
@media (max-width: 576px) {
    .login-container {
        padding: 2rem 1rem;
    }

    .login-form-wrapper {
        padding: 2rem 1.5rem;
    }

    .login-title {
        font-size: 2rem;
        margin-bottom: 2rem;
    }

    .login-title::after {
        width: 60px;
        height: 3px;
    }

    .form-group {
        margin-bottom: 1.5rem;
    }

    label {
        font-size: 0.875rem;
    }

    input[type="text"],
    input[type="email"],
    input[type="password"] {
        padding: 0.75rem 1rem;
        font-size: 0.9375rem;
    }

    input[type="checkbox"] {
        width: 18px;
        height: 18px;
    }

    button[type="submit"],
    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.9375rem;
    }

    .login-footer {
        font-size: 0.875rem;
    }
}

/* Écrans très petits (max 400px) */
@media (max-width: 400px) {
    .login-container {
        padding: 1.5rem 0.75rem;
    }

    .login-form-wrapper {
        padding: 1.5rem 1.25rem;
    }

    .login-title {
        font-size: 1.75rem;
        margin-bottom: 1.5rem;
    }

    .login-title::after {
        width: 50px;
    }

    .form-group {
        margin-bottom: 1.25rem;
    }

    input[type="text"],
    input[type="email"],
    input[type="password"] {
        padding: 0.625rem 0.875rem;
        font-size: 0.875rem;
    }

    button[type="submit"],
    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.875rem;
    }
}

/* Mode paysage mobile */
@media (max-height: 600px) and (orientation: landscape) {
    .login-container {
        padding: 1.5rem 1rem;
    }

    .login-form-wrapper {
        padding: 1.5rem 2rem;
        max-width: 100%;
    }

    .login-title {
        font-size: 1.75rem;
        margin-bottom: 1.25rem;
    }

    .form-group {
        margin-bottom: 1rem;
    }

    input[type="text"],
    input[type="email"],
    input[type="password"] {
        padding: 0.625rem 1rem;
    }

    button[type="submit"],
    .btn {
        padding: 0.75rem 1.5rem;
    }
}

/* Impression */
@media print {
    .login-container {
        background: white;
        padding: 0;
    }

    .login-form-wrapper {
        box-shadow: none;
        border: 2px solid #ddd;
        page-break-inside: avoid;
    }

    button[type="submit"],
    .btn {
        display: none;
    }

    .login-title::after {
        display: none;
    }

    .login-footer {
        display: none;
    }
}

/* Accessibilité - Préférence pour mouvement réduit */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    input[type="text"]:focus,
    input[type="email"]:focus,
    input[type="password"]:focus,
    button[type="submit"]:hover,
    .btn:hover {
        transform: none;
    }
}

/* Mode sombre (préférence système) */
@media (prefers-color-scheme: dark) {
    .login-container {
        background: linear-gradient(135deg, #1a1d20 0%, #2c3034 100%);
    }

    .login-form-wrapper {
        background: #2c3136;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
    }

    .login-title {
        color: #f8f9fa;
    }

    label {
        color: #e9ecef;
    }

    input[type="text"],
    input[type="email"],
    input[type="password"] {
        background: #343a40;
        border-color: #495057;
        color: #f8f9fa;
    }

    input[type="text"]:focus,
    input[type="email"]:focus,
    input[type="password"]:focus {
        background: #3d4349;
        border-color: var(--primary-light);
    }

    .form-check label {
        color: #e9ecef;
    }

    .login-footer {
        border-top-color: #495057;
    }

    .login-footer p {
        color: #adb5bd;
    }
}

/* Support pour les écrans haute résolution */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    input[type="text"],
    input[type="email"],
    input[type="password"] {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}