:root {
     --modal-primary: #4f46e5;
     --modal-primary-hover: #4338ca;
     --modal-primary-light: #e0e7ff;

     /* Zemin renkleri - Beyazlığı kırdık */
     --modal-bg-surface: #ffffff;    /* Dış zemin (Slate 100) */
     --modal-bg-card: #f8fafc;       /* İç zemin (Slate 50) */
     --modal-bg-input: #ffffff;      /* İnputlar parlasın diye beyaz */

     --modal-border: #8495b7;        /* Slate 200 */
     --modal-text-main: #0f172a;     /* Daha koyu Slate 900 */
     --modal-text-muted: #475569;    /* Slate 600 */
     --modal-danger: #ef4444;
 }

/* --- 1. ARKA PLAN VE SABİTLEME --- */
.sbs-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background-color: rgba(15, 23, 42, 0.7); /* Arkaplan bir tık daha koyulaştırıldı (0.7) */
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    transition: opacity 0.3s ease;
}

/* --- 2. MODAL ANA KUTUSU --- */
.sbs-modal-container {
    background-color: var(--modal-bg-surface);
    border-radius: 28px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
    width: 100%;
    max-width: 620px;
    max-height: 92vh;
    border: 1px solid rgba(255, 255, 255, 0.6); /* Hafif cam efekti sınırı */
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- 3. ÜST BAŞLIK (HEADER) --- */
.sbs-modal-header {
    padding: 28px 32px;
    background: linear-gradient(to bottom, #f8fafc, #f1f5f9);
    border-bottom: 1px solid var(--modal-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

/* İkon ve Metni Yan Yana Tutan Grup (Eksik olan kısım eklendi) */
.sbs-header-title-group {
    display: flex;
    align-items: center;
    gap: 16px;
}

.sbs-header-icon {
    width: 52px;
    height: 52px;
    border-radius: 18px;
    background-color: #ffffff;
    color: var(--modal-primary);
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    flex-shrink: 0;
}

.sbs-header-title {
    margin: 0;
    font-size: 20px;
    font-weight: 800;
    color: var(--modal-text-main);
    letter-spacing: -0.5px;
}

.sbs-header-subtitle {
    margin: 4px 0 0 0;
    font-size: 13px;
    color: var(--modal-text-muted);
}

/* Çarpı Butonu (Kapatma) */
.sbs-close-btn {
    background: transparent;
    border: none;
    color: #94a3b8;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.2s;
    display: flex;
}

.sbs-close-btn:hover {
    background-color: #e2e8f0;
    color: var(--modal-text-main);
}

/* --- 4. İÇERİK (BODY) --- */
.sbs-modal-body {
    padding: 32px;
    background-color: var(--modal-bg-surface);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 26px;
}

.sbs-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.sbs-form-group.full-width {
    grid-column: span 2;
}

.sbs-form-label {
    display: block;
    font-size: 11px;
    font-weight: 700;
    color: var(--modal-text-muted);
    letter-spacing: 0.8px;
    margin-bottom: 0.25rem;
    margin-left: 4px;
}

.sbs-asterisk {
    color: var(--modal-danger);
    font-size: 14px;
}

/* İnputlar */
.sbs-input {
    width: 100%;

    box-sizing: border-box;
    padding: 0.5rem 0.75rem;
    background-color: var(--modal-bg-input);
    border: 1.5px solid var(--modal-border);
    border-radius: 14px;
    font-size: 14px;
    font-weight: 500;
    color: var(--modal-text-main);
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
    font-family: inherit;
}

 .sbs-input:not(textarea) {
     height: 38px;
 }

.sbs-input:focus {
    border-color: var(--modal-primary);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
    outline: none;
}

.sbs-input[readonly] {
    cursor: not-allowed;
    opacity: 0.8;
}

textarea.sbs-input {
    resize: none;
}

/* --- 5. ALT KISIM (FOOTER) VE BUTONLAR --- */
.sbs-modal-footer {
    padding: 24px 32px;
    background-color: #e2e8f0; /* Biraz daha koyu gri */
    border-top: 1px solid var(--modal-border);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 14px;
    flex-shrink: 0;
}

/* Butonların Ana Yapısı (Kare olmasını engelleyen kısım eklendi) */
.sbs-btn {
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 700;
    border-radius: 14px; /* Butonlara modern yuvarlaklık */
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 8px;
    border: none;
    font-family: inherit;
}

.sbs-btn-secondary {
    background-color: #ffffff;
    color: var(--modal-text-muted);
    border: 1px solid var(--modal-border);
}

.sbs-btn-secondary:hover {
    background-color: #f1f5f9;
    color: var(--modal-text-main);
}

.sbs-btn-primary {
    background: linear-gradient(135deg, #4f46e5 0%, #3730a3 100%);
    color: #ffffff;
    box-shadow: 0 10px 20px -5px rgba(79, 70, 229, 0.4);
}

.sbs-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 24px -5px rgba(79, 70, 229, 0.5);
}

.sbs-btn-primary:active {
    transform: translateY(1px);
}

/* --- 6. SCROLLBAR VE GİZLEME SINIFLARI --- */
.sbs-modal-body::-webkit-scrollbar { width: 6px; }
.sbs-modal-body::-webkit-scrollbar-track { background: transparent; }
.sbs-modal-body::-webkit-scrollbar-thumb { background-color: #cbd5e1; border-radius: 10px; }

@media (max-width: 640px) {
    .sbs-form-grid { grid-template-columns: 1fr; }
    .sbs-form-group.full-width { grid-column: span 1; }
    .sbs-modal-header, .sbs-modal-body, .sbs-modal-footer { padding: 24px; }
}

.hidden { display: none !important; }
.opacity-0 { opacity: 0 !important; }
.scale-95 { transform: scale(0.95) !important; }