/* ==========================================================================
   DENKLEM CRM — ÖZEL MODERN MESSAGEBOX & MODAL SİSTEMİ (DIALOG.CSS)
   Schindler Swiss Design Standardı:
   - Başlıklar & Zeminler: #1A1A1A (Schindler Siyahı)
   - Vurgular & Bildirimler: #E2001A (Schindler Kırmızısı)
   - Butonlar: Schindler buttons.css standartları
   ========================================================================== */

.denklem-dialog-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(26, 26, 26, 0.55);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
    padding: 1rem;
    box-sizing: border-box;
}

.denklem-dialog-overlay.active {
    opacity: 1;
    visibility: visible;
}

.denklem-dialog-card {
    background: #FFFFFF;
    width: 100%;
    max-width: 440px;
    border-radius: 8px;
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(0, 0, 0, 0.08);
    transform: scale(0.95) translateY(10px);
    transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.denklem-dialog-overlay.active .denklem-dialog-card {
    transform: scale(1) translateY(0);
}

/* Modal Başlık Çubuğu */
.denklem-dialog-header {
    padding: 1.25rem 1.5rem 0.75rem 1.5rem;
    border-bottom: 1px solid #F1F5F9;
}

.denklem-dialog-title {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 700;
    color: #1A1A1A;
    line-height: 1.4;
}

/* Durum Vurguları (Schindler Kırmızı Standart) */
.denklem-dialog-card.type-info .denklem-dialog-header {
    border-top: 4px solid #E2001A;
}

.denklem-dialog-card.type-success .denklem-dialog-header {
    border-top: 4px solid #10B981;
}

.denklem-dialog-card.type-warning .denklem-dialog-header {
    border-top: 4px solid #E2001A;
}

.denklem-dialog-card.type-error .denklem-dialog-header {
    border-top: 4px solid #E2001A;
}

.denklem-dialog-card.type-question .denklem-dialog-header {
    border-top: 4px solid #E2001A;
}

/* Modal Gövdesi */
.denklem-dialog-body {
    padding: 1.25rem 1.5rem;
    color: #334155;
    font-size: 0.9375rem;
    line-height: 1.6;
    word-break: break-word;
}

/* Modal Buton Alanı (Footer) */
.denklem-dialog-footer {
    padding: 1rem 1.5rem 1.25rem 1.5rem;
    background-color: #F8FAFC;
    border-top: 1px solid #F1F5F9;
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

@media (max-width: 480px) {
    .denklem-dialog-footer {
        flex-direction: column-reverse;
    }
    .denklem-dialog-footer .btn-action {
        width: 100%;
    }
}

/* Toast Bildirim Alanı */
.denklem-toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 100000;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: calc(100vw - 3rem);
}

.denklem-toast {
    background: #1A1A1A;
    color: #FFFFFF;
    padding: 0.875rem 1.25rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transform: translateY(15px);
    transition: all 0.3s ease;
    border-left: 4px solid #E2001A;
}

.denklem-toast.active {
    opacity: 1;
    transform: translateY(0);
}

.denklem-toast.type-success {
    border-left-color: #10B981;
}

.denklem-toast.type-error {
    border-left-color: #E2001A;
}

.denklem-toast.type-warning {
    border-left-color: #F59E0B;
}