/* =================================================================== */
/* /assets/css/calc_style.css (V24.0 - CENTER LAYOUT FIX)              */
/* Tasarım: Google Simplicity + iOS 26 Fusion                          */
/* Özellik: Formlar ve Kutular Tam Ortada Hizalı                       */
/* =================================================================== */

/* --- 1. TEMEL DEĞİŞKENLER --- */
:root {
    --calc-bg: var(--bg-color);
    --calc-surface: var(--surface-color);
    --calc-text: var(--text-main);
    --calc-sub: var(--text-sub);
    --calc-accent: var(--circuit-color);
    --calc-border: var(--border-color);
    
    --calc-form-bg: var(--bg-color);
    --calc-load-bg: rgba(0, 0, 0, 0.02);
    
    --svg-main-line: #ffa500;
    --svg-busbar: #ff8c00;
    --svg-text: var(--text-main);
}

/* --- 2. ANA SAYFA (INDEX) KARTLARI --- */
/* Kartların ortada durması için Flex kullanıyoruz */
.calc-index-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center; /* Ortala */
    gap: 30px;
    margin-bottom: 40px;
}

.calc-card-link {
    text-decoration: none; padding: 0 !important;
    display: flex; flex-direction: column;
    background: var(--calc-surface);
    border-radius: 20px;
    /* Genişlik ayarı: Mobilde tam, masaüstünde sabit */
    flex: 0 1 300px;
    min-width: 280px;
    
    box-shadow: 6px 6px 12px var(--shadow-dark), -6px -6px 12px var(--shadow-light);
    transition: transform 0.3s, box-shadow 0.3s;
    overflow: hidden; border: 1px solid transparent;
    position: relative; z-index: 1;
}

.calc-card-link:hover {
    transform: translateY(-5px);
    box-shadow: 10px 10px 20px var(--shadow-dark), -10px -10px 20px var(--shadow-light);
    border-color: var(--calc-accent);
}

.calc-card-thumbnail {
    height: 160px; display: grid; place-items: center;
    font-size: 3.5rem; color: var(--calc-accent);
    background-color: var(--calc-bg); 
    border-bottom: 1px solid var(--calc-border);
}

.calc-card-title {
    padding: 20px; font-weight: 800; font-size: 1.1rem;
    color: var(--calc-text); text-align: center; flex-grow: 1;
    display: grid; place-items: center; font-family: 'Orbitron', sans-serif;
}
.calc-card-link:hover .calc-card-title { color: var(--calc-accent); }

/* --- 3. HESAPLAMA FORM YERLEŞİMİ (MERKEZLEME MOTORU) --- */

/* Ana Kapsayıcıları Ortala */
.calculator-wrapper, 
.lighting-designer-wrapper, 
.calc-section-card {
    background: var(--calc-surface);
    border-radius: 20px; 
    padding: 40px; /* Geniş iç boşluk */
    margin-bottom: 30px;
    
    /* KRİTİK: Sayfanın Ortasına Al */
    width: 100%;
    max-width: 960px; 
    margin-left: auto;
    margin-right: auto;
    
    box-shadow: 6px 6px 12px var(--shadow-dark), -6px -6px 12px var(--shadow-light);
    border: 1px solid transparent;
    display: block;
}

/* Başlıklar */
.calculator-header, .calc-section-title {
    text-align: center; 
    margin-bottom: 30px; padding-bottom: 15px;
    border-bottom: 2px solid var(--calc-accent);
    font-family: 'Orbitron', sans-serif; color: var(--calc-text);
    font-size: 1.4rem;
    max-width: 800px; margin-left: auto; margin-right: auto;
}
.calculator-header p { font-size: 1rem; color: var(--calc-sub); margin-top: 10px; }

/* --- 4. GÖRSEL SEÇİCİLER (KARTLAR) --- */
/* Grid yerine Flex kullanarak tam ortalıyoruz */
.visual-selector {
    display: flex;
    flex-wrap: wrap;
    justify-content: center; /* Kartları ortaya topla */
    gap: 20px;
    margin-bottom: 20px;
}

.visual-selector .card {
    flex: 0 1 160px; /* Kart genişliği */
    min-width: 140px;
    
    background-color: var(--calc-form-bg);
    border: 1px solid transparent;
    border-radius: 15px; padding: 1.5rem; 
    cursor: pointer; transition: 0.3s;
    text-align: center;
    
    /* İçe gömük efekt */
    box-shadow: inset 2px 2px 5px var(--shadow-dark), inset -2px -2px 5px var(--shadow-light);
}

.visual-selector .card:hover { 
    transform: translateY(-5px); 
    border-color: var(--calc-accent);
}

.visual-selector .card.selected { 
    background-color: var(--calc-surface); 
    border-color: var(--calc-accent);
    /* Dışa çıkık (Seçili) */
    box-shadow: 5px 5px 10px var(--shadow-dark), -5px -5px 10px var(--shadow-light);
}

.visual-selector .card-body i { 
    font-size: 2.5rem; margin-bottom: 10px; 
    color: var(--calc-accent); display: block; 
}
.visual-selector .card-body .text-muted { font-size: 0.85rem; color: var(--calc-sub); }
.visual-selector .form-check-input { display: none; }

/* --- 5. FORM ELEMANLARI --- */
.calculator-card .form-label {
    color: var(--calc-text) !important; margin-bottom: 8px; 
    display: block; text-align: center; font-weight: 600; /* Etiketleri ortala */
}

.calculator-card .form-control,
.calculator-card .form-select {
    width: 100%; padding: 12px 15px; border-radius: 10px; font-size: 1rem;
    color: var(--calc-text); background-color: var(--calc-form-bg);
    border: 1px solid transparent; transition: 0.3s;
    box-shadow: inset 2px 2px 5px var(--shadow-dark), inset -2px -2px 5px var(--shadow-light);
    text-align: center; /* Yazıları ortala */
}
.calculator-card .form-control:focus,
.calculator-card .form-select:focus {
    outline: none; box-shadow: 0 0 0 2px var(--calc-accent);
}

/* Select İkonu */
.calculator-card select.form-select {
    -webkit-appearance: none; appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='%2300d2ff' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important; background-position: right 1rem center !important;
}

/* Buton Grupları */
.visual-selector-group { text-align: center; width: 100%; }
.visual-selector-group .btn-group { 
    box-shadow: none; border-radius: 10px; overflow: hidden; 
    gap: 5px; display: inline-flex; flex-wrap: wrap; justify-content: center;
}
.btn-selector {
    background-color: var(--calc-form-bg); color: var(--calc-sub); 
    border: 1px solid transparent; padding: 12px 25px; 
    font-weight: 600; transition: 0.3s; min-width: 120px; text-align: center;
    border-radius: 8px;
    box-shadow: inset 2px 2px 5px var(--shadow-dark), inset -2px -2px 5px var(--shadow-light);
    cursor: pointer;
}
.btn-selector.active {
    background-color: var(--calc-surface); color: var(--calc-accent);
    box-shadow: 3px 3px 6px var(--shadow-dark), -3px -3px 6px var(--shadow-light);
    border: 1px solid var(--calc-accent);
}

/* --- 6. SONUÇLAR VE TABLOLAR --- */
#results-container { 
    display: none; margin-top: 2rem; width: 100%;
    animation: slideUpFadeIn 0.7s ease-out; 
}
@keyframes slideUpFadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

.result-list { 
    border: 1px solid var(--calc-border); 
    border-radius: 10px; overflow: hidden; 
    max-width: 800px; margin: 0 auto; /* Listeyi ortala */
}
.result-item { 
    display: flex; justify-content: space-between; align-items: center; 
    padding: 1rem 1.5rem; background-color: var(--calc-surface);
    border-bottom: 1px solid var(--calc-border);
}
.result-item:last-child { border-bottom: none; }
.result-item .label { font-weight: 600; color: var(--calc-sub); }
.result-item .value { font-weight: 700; font-size: 1.1rem; color: var(--calc-text); }

.final-result { 
    color: white; text-align: center; padding: 2rem; 
    border-radius: 15px; margin: 2rem auto; 
    background: linear-gradient(135deg, var(--text-main), var(--calc-accent));
    box-shadow: 0 10px 30px rgba(0, 210, 255, 0.3);
    max-width: 600px; /* Sonuç kutusunu sınırla ve ortala */
}
.final-result .label { font-size: 1rem; display: block; opacity: 0.9; margin-bottom: 5px; }
.final-result .value { font-size: 2.5rem; font-weight: 800; font-family: 'Orbitron'; }

/* --- 7. WIZARD (ADIMLAR) --- */
.wizard-step { display: none; animation: fadeIn 0.5s; width: 100%; }
.wizard-step.active { display: block; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.progress { height: 8px; border-radius: 4px; background-color: var(--calc-bg); margin-bottom: 30px; overflow: hidden; }
.progress-bar { background-color: var(--calc-accent); transition: width .6s ease; }

/* SVG Çizim */
#svg-drawing-container { 
    background-color: var(--calc-surface); 
    border: 1px solid var(--calc-border); 
    padding: 1.5rem; border-radius: 15px; 
    overflow-x: auto; margin-bottom: 30px;
    background-image: linear-gradient(var(--calc-border) 1px, transparent 1px), 
                      linear-gradient(to right, var(--calc-border) 1px, transparent 1px); 
    background-size: 20px 20px; 
    box-shadow: inset 0 0 20px rgba(0,0,0,0.05);
    text-align: center; /* Çizimi ortala */
}
#svg-drawing { margin: 0 auto; display: block; } /* SVG Ortala */

/* SVG Stilleri */
#svg-drawing .main-line { stroke: var(--svg-main-line); stroke-width: 5; }
#svg-drawing .busbar { stroke: var(--svg-busbar); stroke-width: 8; }
#svg-drawing .line { stroke: var(--calc-svg-stroke); stroke-width: 2.5; opacity: 0.8; }
#svg-drawing .ct-line { stroke: var(--calc-accent); stroke-width: 1.5; stroke-dasharray: 4; }
#svg-drawing text { fill: var(--svg-text); }
#svg-drawing rect, #svg-drawing circle { fill: var(--calc-bg); stroke: var(--calc-svg-stroke); stroke-width: 2; }
#svg-drawing path { stroke: var(--calc-svg-stroke); stroke-width: 2.5; fill: none; }

/* --- 8. AYDINLATMA PLANI --- */
.layout-plan { 
    border: 2px dashed var(--calc-accent); background-color: var(--calc-surface); 
    position: relative; border-radius: 15px; margin: 20px auto; 
    min-height: 250px; max-width: 800px; /* Planı sınırla ve ortala */
    box-shadow: inset 0 0 20px rgba(0,0,0,0.05);
}
.fixture-symbol { 
    background: var(--calc-accent); border-radius: 50%; 
    position: absolute; box-shadow: 0 0 10px var(--circuit-glow); 
}