/**
 * MODERN ENHANCEMENTS.CSS
 * Améliorations UX/UI modernes pour le site ImmoPremium
 * Compatible avec les variables existantes
 */

/* ============================================
   HERO SECTION MODERNISÉ
   ============================================ */

.hero {
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(49, 130, 206, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero__container {
    position: relative;
    z-index: 1;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-4);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: white;
    margin-bottom: var(--spacing-6);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.hero__badge svg {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* ============================================
   STATS SECTION AMÉLIORÉE
   ============================================ */

.stats {
    position: relative;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    overflow: hidden;
}

.stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.stats__item {
    position: relative;
    padding: var(--spacing-8);
    text-align: center;
    transition: transform var(--transition-base) var(--ease-out);
}

.stats__item::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(49, 130, 206, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(0);
    transition: transform var(--transition-slow) var(--ease-out);
    pointer-events: none;
}

.stats__item:hover::before {
    transform: translate(-50%, -50%) scale(1);
}

.stats__item:hover {
    transform: translateY(-4px);
}

.stats__value {
    font-size: 3.5rem;
    font-weight: var(--font-weight-bold);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--spacing-2);
    position: relative;
    display: inline-block;
}

/* ============================================
   CONTACT SECTION MODERNISÉE
   ============================================ */

#contact {
    position: relative;
    background: linear-gradient(180deg, var(--color-bg) 0%, white 100%);
    overflow: hidden;
}

#contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(49, 130, 206, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(16, 185, 129, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.contact__container {
    position: relative;
    z-index: 1;
}

/* Carte du formulaire */
.contact__form-card {
    background: white;
    border-radius: 24px;
    padding: var(--spacing-10);
    box-shadow:
        0 4px 6px -1px rgba(0, 0, 0, 0.02),
        0 10px 30px -5px rgba(0, 0, 0, 0.05),
        0 0 0 1px rgba(0, 0, 0, 0.02);
    transition: all var(--transition-base) var(--ease-out);
    position: relative;
    overflow: hidden;
}

.contact__form-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent), var(--color-success));
}

.contact__form-card:hover {
    box-shadow:
        0 8px 12px -1px rgba(0, 0, 0, 0.03),
        0 20px 40px -5px rgba(0, 0, 0, 0.08),
        0 0 0 1px rgba(49, 130, 206, 0.1);
    transform: translateY(-4px);
}

/* Form groups améliorés */
.form__group--modern {
    position: relative;
}

.form__group--modern .form__input,
.form__group--modern .form__textarea,
.form__group--modern .form__select {
    padding: var(--spacing-4) var(--spacing-5);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast) var(--ease-out);
    background-color: #fafbfc;
}

.form__group--modern .form__input:focus,
.form__group--modern .form__textarea:focus,
.form__group--modern .form__select:focus {
    border-color: var(--color-accent);
    background-color: white;
    box-shadow: 0 0 0 4px rgba(49, 130, 206, 0.1);
    transform: translateY(-1px);
}

.form__group--modern .form__label {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-3);
    transition: color var(--transition-fast) var(--ease-out);
}

.form__group--modern:focus-within .form__label {
    color: var(--color-accent);
}

/* Icone indicatrice de statut */
.form__status-icon {
    position: absolute;
    right: var(--spacing-4);
    top: calc(50% + var(--spacing-3));
    width: 20px;
    height: 20px;
    opacity: 0;
    transform: scale(0.8);
    transition: all var(--transition-fast) var(--ease-out);
    pointer-events: none;
}

.form__status-icon--valid {
    opacity: 1;
    transform: scale(1);
    color: var(--color-success);
}

.form__status-icon--invalid {
    opacity: 1;
    transform: scale(1);
    color: var(--color-error);
}

/* Bouton d'envoi amélioré */
.btn--submit {
    position: relative;
    overflow: hidden;
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    border: none;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
    color: white;
    cursor: pointer;
    transition: all var(--transition-base) var(--ease-out);
    box-shadow: 0 4px 15px rgba(49, 130, 206, 0.3);
}

.btn--submit::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slower) var(--ease-out);
}

.btn--submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(49, 130, 206, 0.4);
}

.btn--submit:hover::before {
    left: 100%;
}

.btn--submit:active {
    transform: translateY(0);
}

/* Checkbox RGPD moderne */
.form__checkbox--modern {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    padding: var(--spacing-4);
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 1px solid #bae6fd;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base) var(--ease-out);
}

.form__checkbox--modern:hover {
    background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
    border-color: var(--color-accent);
}

.form__checkbox--modern input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--color-accent);
    flex-shrink: 0;
    margin-top: 2px;
}

.form__checkbox--modern span {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

/* Coordonnées modernisées */
.contact__info-card {
    background: white;
    border-radius: 24px;
    padding: var(--spacing-10);
    box-shadow:
        0 4px 6px -1px rgba(0, 0, 0, 0.02),
        0 10px 30px -5px rgba(0, 0, 0, 0.05);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.contact__info-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, rgba(49, 130, 206, 0.05) 0%, transparent 100%);
    border-radius: 0 0 0 100%;
    pointer-events: none;
}

.contact__info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
    padding: var(--spacing-5);
    background: linear-gradient(135deg, #fafbfc 0%, white 100%);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base) var(--ease-out);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.contact__info-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--color-accent), var(--color-primary));
    transform: scaleY(0);
    transition: transform var(--transition-base) var(--ease-out);
}

.contact__info-item:hover {
    background: white;
    border-color: var(--color-accent);
    transform: translateX(8px);
    box-shadow: 0 4px 15px rgba(49, 130, 206, 0.1);
}

.contact__info-item:hover::before {
    transform: scaleY(1);
}

.contact__info-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #dbeafe 0%, #eff6ff 100%);
    border-radius: var(--radius-md);
    flex-shrink: 0;
    transition: all var(--transition-base) var(--ease-out);
}

.contact__info-item:hover .contact__info-icon {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
    transform: rotate(-5deg) scale(1.05);
}

.contact__info-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-accent);
    transition: color var(--transition-base) var(--ease-out);
}

.contact__info-item:hover .contact__info-icon svg {
    color: white;
}

.contact__info-content strong {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-1);
}

.contact__info-content p,
.contact__info-content a {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin: 0;
}

.contact__info-content a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-fast) var(--ease-out);
}

.contact__info-content a:hover {
    color: var(--color-primary);
}

/* Carte d'ambiance */
.contact__ambiance {
    margin-top: var(--spacing-8);
    padding: var(--spacing-8);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: var(--radius-xl);
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.contact__ambiance::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.contact__ambiance::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.contact__ambiance h4 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-3);
    position: relative;
    z-index: 1;
}

.contact__ambiance p {
    font-size: var(--font-size-sm);
    opacity: 0.95;
    margin: 0;
    position: relative;
    z-index: 1;
}

/* ============================================
   FOOTER AMÉLIORÉ
   ============================================ */

.footer {
    background: linear-gradient(180deg, var(--color-bg-dark) 0%, #0f1419 100%);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.footer__grid {
    position: relative;
    z-index: 1;
}

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

@media (max-width: 768px) {
    .contact__form-card,
    .contact__info-card {
        padding: var(--spacing-6);
        border-radius: var(--radius-lg);
    }

    .contact__info-item {
        padding: var(--spacing-4);
    }

    .contact__info-icon {
        width: 40px;
        height: 40px;
    }

    .contact__info-icon svg {
        width: 20px;
        height: 20px;
    }

    .stats__value {
        font-size: 2.5rem;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

.reveal {
    opacity: 0;
    animation: fadeInUp 0.6s var(--ease-out) forwards;
}

.reveal--delay-1 { animation-delay: 0.1s; }
.reveal--delay-2 { animation-delay: 0.2s; }
.reveal--delay-3 { animation-delay: 0.3s; }