/*-- Конструктор интерьера кухни --*/

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    overflow: hidden;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #0a0a0f;
    color: #fff;
}

#canvas-container {
    width: 100vw;
    height: 100vh;
    display: block;
}

#ui {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10;
}

#ui>* {
    pointer-events: auto;
}

/* ===== ВЕРХНЯЯ ПАНЕЛЬ ===== */
#top-bar {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(10, 10, 20, 0.85);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 12px 24px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
    max-width: 95%;
    max-height: 80px;
    overflow-y: auto;
}

/* ===== КНОПКИ ===== */
.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0.05);
    color: #ccc;
    border: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-2px) scale(1.02);
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    box-shadow: 0 4px 15px rgba(255, 123, 0, 0.2);
}

/* Цветные кнопки */
.btn-primary {
    background: linear-gradient(135deg, #ff7b00, #ff5500);
    color: #fff;
    border-color: #ff7b00;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #ff9433, #ff6611);
    box-shadow: 0 4px 20px rgba(255, 123, 0, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, #00c853, #00a844);
    color: #fff;
    border-color: #00c853;
}

.btn-success:hover {
    box-shadow: 0 4px 20px rgba(0, 200, 80, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, #d32f2f, #b71c1c);
    color: #fff;
    border-color: #d32f2f;
}

.btn-danger:hover {
    box-shadow: 0 4px 20px rgba(211, 47, 47, 0.4);
}

.btn-purple {
    background: linear-gradient(135deg, #7c4dff, #651fff);
    color: #fff;
    border-color: #7c4dff;
}

.btn-purple:hover {
    box-shadow: 0 4px 20px rgba(124, 77, 255, 0.4);
}

.btn-wall {
    background: linear-gradient(135deg, #2a7a8a, #1a5a6a);
    color: #fff;
    border-color: #2a7a8a;
}

.btn-wall:hover {
    box-shadow: 0 4px 20px rgba(42, 122, 138, 0.4);
}

.btn-fridge {
    background: linear-gradient(135deg, #4a8aba, #2a6a9a);
    color: #fff;
    border-color: #4a8aba;
}

.btn-fridge:hover {
    box-shadow: 0 4px 20px rgba(74, 138, 186, 0.4);
}

.btn-table {
    background: linear-gradient(135deg, #8a6a4a, #6a4a2a);
    color: #fff;
    border-color: #8a6a4a;
}

.btn-table:hover {
    box-shadow: 0 4px 20px rgba(138, 106, 74, 0.4);
}

.btn-table-with-drawers {
    background: linear-gradient(135deg, #6a8a5a, #4a6a3a);
    color: #fff;
    border-color: #6a8a5a;
}

.btn-table-with-drawers:hover {
    box-shadow: 0 4px 20px rgba(106, 138, 90, 0.4);
}

.btn-table-two-drawers {
    background: linear-gradient(135deg, #5a7a6a, #3a5a4a);
    color: #fff;
    border-color: #5a7a6a;
}

.btn-table-two-drawers:hover {
    box-shadow: 0 4px 20px rgba(90, 122, 106, 0.4);
}

.btn-island {
    background: linear-gradient(135deg, #8a6a6a, #6a4a4a);
    color: #fff;
    border-color: #8a6a6a;
}

.btn-island:hover {
    box-shadow: 0 4px 20px rgba(138, 106, 106, 0.4);
}

.btn-bar {
    background: linear-gradient(135deg, #5a7a8a, #3a5a6a);
    color: #fff;
    border-color: #5a7a8a;
}

.btn-bar:hover {
    box-shadow: 0 4px 20px rgba(90, 122, 138, 0.4);
}

.btn-sink {
    background: linear-gradient(135deg, #6a8a9a, #4a6a7a);
    color: #fff;
    border-color: #6a8a9a;
}

.btn-sink:hover {
    box-shadow: 0 4px 20px rgba(106, 138, 154, 0.4);
}

.btn-cabinet-drawers {
    background: linear-gradient(135deg, #8a7a5a, #6a5a3a);
    color: #fff;
    border-color: #8a7a5a;
}

.btn-cabinet-drawers:hover {
    box-shadow: 0 4px 20px rgba(138, 122, 90, 0.4);
}

/* ===== ПАНЕЛЬ СВОЙСТВ ===== */
#properties-panel {
    position: absolute;
    right: 20px;
    top: 90px;
    width: 380px;
    background: rgba(10, 10, 20, 0.92);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
    max-height: calc(100vh - 180px);
    overflow-y: auto;
    transition: transform 0.3s, opacity 0.3s;
}

#properties-panel::-webkit-scrollbar {
    width: 4px;
}

#properties-panel::-webkit-scrollbar-thumb {
    background: #ff7b00;
    border-radius: 4px;
}

#properties-panel::-webkit-scrollbar-track {
    background: transparent;
}

#properties-panel h3 {
    font-weight: 400;
    font-size: 14px;
    color: #888;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding-bottom: 12px;
}

/* Группы свойств */
.prop-group {
    margin-bottom: 14px;
}

.prop-group label {
    display: block;
    font-size: 11px;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.prop-group input[type="text"],
.prop-group input[type="number"] {
    width: 100%;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    color: #fff;
    font-size: 13px;
    transition: border 0.2s;
}

.prop-group input:focus {
    outline: none;
    border-color: #ff7b00;
}

.prop-group input[type="color"] {
    width: 100%;
    height: 40px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    cursor: pointer;
    background: transparent;
    padding: 2px;
}

.prop-group .row {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
    font-size: 12px;
    color: #aaa;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.prop-group .row .value {
    color: #fff;
    font-weight: 500;
}

/* Слайдеры */
.slider-container {
    display: flex;
    gap: 12px;
    align-items: center;
}

.slider-container input[type="range"] {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
}

.slider-container input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #ff7b00;
    cursor: pointer;
    box-shadow: 0 0 20px rgba(255, 123, 0, 0.3);
}

.slider-container .value-display {
    min-width: 45px;
    text-align: center;
    font-size: 13px;
    color: #ff7b00;
    font-weight: 600;
}

/* ===== СТАТУС-БАР ===== */
#status-bar {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(10, 10, 20, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 30px;
    padding: 10px 24px;
    display: flex;
    gap: 30px;
    font-size: 12px;
    color: #666;
    flex-wrap: wrap;
    justify-content: center;
}

#status-bar .highlight {
    color: #ff7b00;
    font-weight: 600;
}

#status-bar kbd {
    background: rgba(255, 255, 255, 0.05);
    padding: 2px 10px;
    border-radius: 4px;
    color: #aaa;
    font-size: 11px;
}

/* ===== ПОДСКАЗКА ===== */
#hint {
    position: absolute;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    color: #444;
    font-size: 14px;
    text-align: center;
    background: rgba(0, 0, 0, 0.4);
    padding: 12px 24px;
    border-radius: 12px;
    border: 1px dashed rgba(255, 255, 255, 0.05);
    transition: opacity 0.5s;
    pointer-events: none;
}

/* ===== СЕТКА ТЕКСТУР ===== */
.texture-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
    margin-top: 6px;
}

.texture-item {
    padding: 4px;
    border-radius: 6px;
    border: 2px solid transparent;
    cursor: pointer;
    text-align: center;
    font-size: 10px;
    color: #888;
    background: rgba(255, 255, 255, 0.05);
    transition: all 0.2s;
}

.texture-item:hover {
    border-color: #ff7b00;
    background: rgba(255, 123, 0, 0.1);
}

.texture-item.active {
    border-color: #ff7b00;
    background: rgba(255, 123, 0, 0.2);
}

.texture-item .preview {
    width: 100%;
    height: 30px;
    border-radius: 4px;
    margin-bottom: 2px;
}

/* ===== АДАПТИВНОСТЬ ===== */
@media (max-width: 768px) {
    #top-bar {
        top: 10px;
        padding: 8px 12px;
        gap: 4px;
        max-height: 60px;
    }

    .btn {
        font-size: 11px;
        padding: 5px 10px;
    }

    #properties-panel {
        right: 10px;
        top: 80px;
        width: 290px;
        padding: 14px;
        max-height: calc(100vh - 160px);
    }

    #status-bar {
        font-size: 10px;
        gap: 12px;
        padding: 6px 16px;
        bottom: 10px;
    }

    .texture-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 500px) {
    #properties-panel {
        width: 230px;
        right: 5px;
        padding: 10px;
    }

    .btn {
        font-size: 10px;
        padding: 4px 8px;
    }

    .texture-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}