/* =======================================================
   K&M AKILLI SORU BANKASI - ARAYÜZ VE PDF (V4.2 - DARK MODE UYUMLU)
   ======================================================= */

:root {
    --sb-bg: #f8fafc; --sb-card: #ffffff; --sb-primary: #3b82f6; --sb-primary-hover: #2563eb;
    --sb-text-dark: #1e293b; --sb-text-muted: #64748b; --sb-border: rgba(0,0,0,0.06);
    --sb-shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05); --sb-shadow-lg: 0 20px 40px -5px rgba(0, 0, 0, 0.05);
    --sb-radius: 24px;
}

body.dark-mode {
    --sb-bg: #0f172a; --sb-card: #1e293b; 
    --sb-text-dark: #f1f5f9; --sb-text-muted: #94a3b8; 
    --sb-border: rgba(255,255,255,0.1);
}

#km-sb-setup {
    font-family: 'Segoe UI', -apple-system, sans-serif; width: 100%; padding: 30px; background: var(--sb-bg);
    border-radius: var(--sb-radius); box-shadow: inset 0 0 0 1px rgba(255,255,255,0.5); color: var(--sb-text-dark);
    transition: background 0.3s ease;
}
body.dark-mode #km-sb-setup { box-shadow: inset 0 0 0 1px rgba(255,255,255,0.1); }

.km-sb-header { text-align: center; margin-bottom: 30px; padding-bottom: 20px; border-bottom: 1px solid var(--sb-border); }
.km-sb-header h2 { font-size: 32px; font-weight: 800; margin: 0 0 10px 0; color: var(--sb-text-dark); }
.km-sb-header p { font-size: 16px; color: var(--sb-text-muted); margin: 0; }

.km-sb-step-card { background: var(--sb-card); border-radius: 20px; padding: 25px 30px; margin-bottom: 20px; box-shadow: var(--sb-shadow-sm); border: 1px solid var(--sb-border); transition: all 0.3s ease; }
.km-sb-step-card:hover { box-shadow: var(--sb-shadow-lg); transform: translateY(-2px); }

.km-sb-step-title { font-size: 18px; font-weight: 700; margin-bottom: 20px; display: flex; align-items: center; gap: 10px; color: var(--sb-primary); }
.km-sb-step-title i { background: rgba(59,130,246,0.1); width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; border-radius: 50%; font-size: 14px; }

.km-sb-slider-container { display: flex; align-items: center; gap: 20px; }
.km-sb-slider { flex-grow: 1; height: 8px; border-radius: 4px; background: #e2e8f0; outline: none; -webkit-appearance: none; }
body.dark-mode .km-sb-slider { background: #334155; }
.km-sb-slider::-webkit-slider-thumb { -webkit-appearance: none; width: 24px; height: 24px; border-radius: 50%; background: var(--sb-primary); cursor: pointer; box-shadow: 0 4px 10px rgba(59,130,246,0.3); transition: transform 0.1s; }
.km-sb-slider::-webkit-slider-thumb:active { transform: scale(1.1); }
.km-sb-slider-val { font-size: 24px; font-weight: 800; color: var(--sb-primary); width: 50px; text-align: center; }

.km-sb-category-group { margin-bottom: 22px; }
.km-sb-category-title { font-size: 14px; text-transform: uppercase; letter-spacing: 1.5px; color: #b47700; font-weight: 800; margin-bottom: 14px; border-bottom: 1px dashed rgba(180, 119, 0, 0.3); padding-bottom: 8px; display: flex; align-items: center; gap: 8px; }
body.dark-mode .km-sb-category-title { color: #f59e0b; border-bottom: 1px dashed rgba(245, 158, 11, 0.3); }
.km-sb-category-title::before { content: ''; display: inline-block; width: 6px; height: 6px; background: currentColor; border-radius: 50%; opacity: 0.7; }

.km-sb-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.km-sb-tag { padding: 10px 18px; background: var(--sb-bg); border: 1px solid var(--sb-border); box-shadow: 0 2px 5px rgba(0,0,0,0.02); border-radius: 99px; font-size: 14px; font-weight: 600; color: var(--sb-text-dark); cursor: pointer; transition: all 0.2s ease-out; user-select: none; }
.km-sb-tag:hover { border-color: var(--sb-primary); color: var(--sb-primary); transform: translateY(-1px); box-shadow: 0 4px 8px rgba(0,0,0,0.04); }
.km-sb-tag.active { background: var(--sb-primary); border-color: var(--sb-primary); color: white; box-shadow: 0 4px 12px rgba(59,130,246,0.3); }

.km-sb-radio-group { display: flex; gap: 15px; }
.km-sb-radio { flex: 1; text-align: center; padding: 15px; background: var(--sb-bg); border: 1px solid var(--sb-border); box-shadow: 0 2px 5px rgba(0,0,0,0.02); border-radius: 16px; cursor: pointer; font-weight: 700; color: var(--sb-text-dark); transition: all 0.2s; }
.km-sb-radio:hover { border-color: var(--sb-primary); color: var(--sb-primary); }
.km-sb-radio.active { background: rgba(59,130,246,0.1); border-color: var(--sb-primary); color: var(--sb-primary); border-width: 2px; }

.km-sb-actions { display: flex; gap: 15px; margin-top: 30px; }
.km-sb-btn { flex: 1; padding: 18px; color: white; border: none; border-radius: 16px; font-size: 18px; font-weight: 800; cursor: pointer; transition: all 0.3s; display: flex; justify-content: center; gap: 10px; align-items: center; }
.km-sb-btn:hover { transform: translateY(-3px); }
.km-sb-btn:active { transform: translateY(0); }
.km-sb-btn-online { background: linear-gradient(145deg, #3b82f6, #2563eb); box-shadow: 0 10px 20px rgba(59,130,246,0.3); }
.km-sb-btn-pdf { background: linear-gradient(145deg, #10b981, #059669); box-shadow: 0 10px 20px rgba(16,185,129,0.3); }

@media (max-width: 768px) {
    #km-sb-setup { padding: 15px; }
    .km-sb-actions { flex-direction: column; }
    .km-sb-radio-group { flex-direction: column; }
}

/* =======================================================
   🖨️ PDF YAZDIRMA (BEYAZ ZEMİN ZORUNLU)
   ======================================================= */
#km-sb-print-area { display: none; font-family: 'Segoe UI', Arial, sans-serif; color: #000 !important; background: #fff !important; padding: 30px; border-radius: 20px; box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
.no-print { display: flex; } 
.km-pdf-header { text-align: center; border-bottom: 2px solid #000; padding-bottom: 10px; margin-bottom: 30px; }
.km-pdf-title { font-size: 26px; font-weight: 800; margin: 0; text-transform: uppercase; color: #000;}
.km-pdf-subtitle { font-size: 14px; color: #555; margin-top: 5px; }
.km-pdf-student-info { display: flex; justify-content: space-between; margin-top: 25px; font-size: 16px; font-weight: bold; padding-bottom: 15px; border-bottom: 1px dashed #ccc;}
.km-pdf-question { margin-bottom: 35px; page-break-inside: avoid; }
.km-pdf-q-text { font-size: 17px; font-weight: 600; margin-bottom: 18px; line-height: 1.6; color: #000;}
.km-pdf-q-arabic { font-family: 'Hamdullah', serif; font-size: 32px; direction: rtl; display: inline-block; padding: 0 8px; vertical-align: middle; line-height: 0.8; color: #000;}
.km-pdf-options { display: flex; flex-direction: column; gap: 15px; padding-left: 20px; }
.km-pdf-option { font-size: 16px; display: flex; gap: 15px; align-items: center; color: #000;}
.km-pdf-option-letter { font-weight: bold; width: 32px; height: 32px; border: 2px solid #000; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 15px;}
.km-pdf-option-arabic { font-family: 'Hamdullah', serif; font-size: 30px; direction: rtl; line-height: 1; color: #000;}
@media print { .no-print { display: none !important; } }

/* =======================================================
   YENİ: Yazdırma Ayarları Girdi Alanları (Sanal Matbaa)
   ======================================================= */
#km-sb-setup .km-sb-input {
    width: 100%;
    padding: 14px 18px;
    background: var(--sb-bg);
    border: 1px solid var(--sb-border);
    border-radius: 14px;
    font-size: 14px;
    color: var(--sb-text-dark);
    font-weight: 600;
    outline: none;
    transition: all 0.25s ease;
    box-sizing: border-box;
}
#km-sb-setup .km-sb-input:focus {
    border-color: var(--sb-primary);
    background: var(--sb-card);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
}
#km-sb-setup .km-sb-input::placeholder {
    color: var(--sb-text-muted);
    opacity: 0.7;
    font-weight: 500;
}