:root {
            --choice-orange: var(--flowtrack-base);
            --choice-bg-light: #f8fbff;
            --border-color: #e2e8f0;
            --text-muted: #64748b;
        }

        .klimascan-container {
            padding: 20px 0 40px;
            background-color: #fafafa;
        }

        /* Adım Göstergesi */
        .step-indicator {
            background: white;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 10px;
            margin-bottom: 25px;
            display: flex;
            justify-content: space-between;
        }

        .step-tab {
            flex: 1;
            text-align: center;
            font-weight: 600;
            color: var(--text-muted);
            font-size: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            position: relative;
        }

        .step-tab:not(:last-child)::after {
            content: '\276F';
            position: absolute;
            right: 0;
            color: #cbd5e1;
            font-size: 12px;
        }

        .step-tab.active {
            color: var(--choice-orange);
            background: var(--choice-bg-light);
            border-radius: 8px;
            padding: 8px 0;
        }

        .step-box {
            background: white;
            border-radius: 12px;
            padding: 30px;
            margin-bottom: 20px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
            border: 1px solid var(--border-color);
            display: none;
        }

        .step-box.active {
            display: block;
        }

        /* Kişi Seçimi */
        .person-group-wrapper {
            display: flex;
            width: 100%;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            overflow: hidden;
            background: white;
        }

        .person-item {
            flex: 1;
            text-align: center;
            padding: 15px 5px;
            cursor: pointer;
            font-weight: 600;
            color: var(--text-muted);
            border-right: 1px solid var(--border-color);
            transition: all 0.2s ease;
            user-select: none;
        }

        .person-item:last-child {
            border-right: none;
        }

        .person-item.selected {
            color: var(--choice-orange);
            border-bottom: 3px solid var(--choice-orange);
            background-color: var(--choice-bg-light);
        }

        /* Kart Yapıları */
        .option-card {
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 15px 5px;
            background: white;
            cursor: pointer;
            transition: all 0.2s ease;
            text-align: center;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            position: relative;
        }

        .option-card:hover {
            border-color: var(--choice-orange);
        }

        .option-card.selected {
            border-color: var(--choice-orange);
            background: var(--choice-bg-light);
        }

        .card-checkbox {
            position: absolute;
            top: 12px;
            right: 12px;
            transform: scale(1.1);
            accent-color: var(--choice-orange);
            pointer-events: none;
        }

        .option-icon {
            font-size: 26px;
            margin-bottom: 5px;
        }

        .energy-card {
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 15px;
            background: white;
            cursor: pointer;
            transition: all 0.2s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .energy-card.selected {
            border-color: var(--choice-orange);
        }

        .card-header-flex {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            color: #334155;
        }

        .card-icon-wrapper {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .energy-icon {
            font-size: 24px;
            color: var(--choice-orange);
        }

        .custom-checkbox {
            width: 20px;
            height: 20px;
            accent-color: var(--choice-orange);
            pointer-events: none;
        }

        .panel-counter-box {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 15px;
            padding-top: 15px;
            border-top: 1px solid #f1f5f9;
            display: none;
        }

        .qty-group {
            display: flex;
            align-items: center;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            overflow: hidden;
        }

        .qty-group button {
            background: white;
            border: none;
            width: 30px;
            height: 30px;
            font-weight: bold;
            color: #334155;
            cursor: pointer;
        }

        .qty-group button:hover {
            background: #f1f5f9;
        }

        .qty-group input {
            width: 40px;
            text-align: center;
            border: none;
            border-left: 1px solid var(--border-color);
            border-right: 1px solid var(--border-color);
            height: 30px;
            font-weight: 600;
            pointer-events: none;
        }

        .panel-kwh-text {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-muted);
        }

        .custom-input-wrapper {
            position: relative;
        }

        .custom-input-wrapper .form-control {
            height: 50px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            font-size: 16px;
            font-weight: 600;
            padding-left: 15px;
            padding-right: 60px;
        }

        .custom-input-wrapper .form-control:focus {
            border-color: var(--choice-orange);
            box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
        }

        .custom-input-badge {
            position: absolute;
            right: 15px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 14px;
            font-weight: 500;
        }

        /* Dinamik Paneller (Step 2 İçin) */
        .dynamic-panel {
            background: #fdfdfd;
            border: 1px dashed #c8d7ed;
            border-radius: 12px;
            padding: 20px;
            margin-top: 15px;
            margin-bottom: 15px;
            display: none;
        }

        /* Stadsverwarming Uyarı Kutusu */
        .warning-box {
            background: #fff5f5;
            border: 1px solid #feb2b2;
            border-radius: 15px;
            padding: 25px;
            text-align: center;
            display: none; 
            margin-bottom: 20px;
        }

        .step-navigation {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 25px;
            padding-top: 20px;
        }

        .nav-btn {
            padding: 10px 25px;
            border-radius: 8px;
            font-weight: 500;
            font-size: 14px;
            cursor: pointer;
            transition: all 0.2s ease;
            border: 1px solid transparent;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .btn-prev {
            background: #f8fafc;
            color: #666;
            border-color: #e1e9ff;
            opacity: 0;
            visibility: hidden;
        }

        .btn-prev.show {
            opacity: 1;
            visibility: visible;
        }

        .btn-prev:hover {
            background: #e1e9ff;
        }

        .btn-next,
        .btn-submit {
            background: var(--choice-orange);
            color: white;
            padding: 12px 30px;
            border-radius: 8px;
            font-weight: 600;
            border: none;
            transition: background 0.2s;
            margin-left: auto;
        }

        .btn-next:hover {
            background: #0187AC;
            color: white;
        }

        .btn-submit {
            background: #10b981;
        }

        .btn-submit:hover {
            background: #0da271;
            color: white;
        }

        .nav-btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }

        .manual-kwh-input {
            width: 55px;
            text-align: center;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            font-weight: 600;
            color: var(--text-muted);
            padding: 4px;
            outline: none;
            transition: border-color 0.2s;
            background: #f8fafc;
        }

        .manual-kwh-input:focus {
            border-color: var(--choice-orange);
            color: #334155;
            background: white;
        }

        .manual-kwh-input::-webkit-outer-spin-button,
        .manual-kwh-input::-webkit-inner-spin-button {
            -webkit-appearance: none;
            margin: 0;
        }

        @media (max-width: 576px) {
            .step-tab { font-size: 12px; padding: 8px 4px; gap: 4px; }
            .step-box { padding: 15px; }
            .option-card { padding: 15px 8px; min-height: 95px; }
            .option-icon { font-size: 22px; }
            .option-title { font-size: 13px; }
        }