/* CSS Variables */
:root {
    --icon-size: 64px;
    --icon-radius: 12px;
    --icon-opacity: 1;
    --icon-gap: 12px;
    --text-size: 18px;
    --text-color: #1a1a1a;
    --max-width: 1421px;
    --text-icon-gap: 12px;
    --text-position: row;
    --min-icon-size: 80px;
    --grid-columns: 6;
}

/* Base Styles */
body {
    font-family: "Microsoft YaHei", "微软雅黑", "PingFang SC", "苹方", "Hiragino Sans GB", "华文细黑", "Arial", sans-serif;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
    border-radius: 8px;
}

::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    transition: background 0.2s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.3);
}

/* Service Icon Styles */
.service-icon {
    width: var(--icon-size);
    height: var(--icon-size);
    border-radius: var(--icon-radius);
    opacity: var(--icon-opacity);
}

.service-name {
    font-size: var(--text-size);
    color: var(--text-color);
}

/* Settings Button */
#settings-btn {
    opacity: 0;
    transition: all 0.3s ease;
    backdrop-filter: blur(8px);
}

body:hover #settings-btn {
    opacity: 1;
}

/* Background */
.custom-bg {
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Color Picker */
.color-option {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.2s;
}

.color-option:hover {
    transform: scale(1.1);
}

.color-option.selected {
    border: 2px solid #fff;
    box-shadow: 0 0 0 2px #000;
}

/* Slider Container */
.slider-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.slider-container label {
    min-width: 70px;
}

.slider-container input[type="range"] {
    flex: 1;
}

.slider-container span {
    min-width: 60px;
    text-align: right;
}

/* Toggle Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 24px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked+.slider {
    background-color: #2196F3;
}

input:checked+.slider:before {
    transform: translateX(26px);
}

/* Color Input */
.color-input {
    width: 100px;
    padding: 4px 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: monospace;
}

/* Responsive */
@media (max-width: 640px) {
    /* 移动端图标和间距调整 */
    :root {
        --icon-size: 40px;
        --icon-gap: 8px;
        --text-size: 14px;
        --text-icon-gap: 8px;
    }

    /* 移动端间距调整 */
    .service-link {
        padding: 0.25rem;
    }
}

/* Services Container */
#services-container {
    max-width: var(--max-width);
    margin: 0 auto;
}

.category-section .grid {
    display: grid;
    grid-template-columns: repeat(var(--grid-columns), minmax(0, 1fr));
    gap: var(--icon-gap);
}

/* Modal Footer */
.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding-top: 16px;
    border-top: 1px solid #e5e7eb;
}

.modal-footer button {
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.2s;
}

.modal-footer button:hover {
    background-color: #e5e7eb;
}

/* Reset Button */
.reset-layout-btn {
    width: 100%;
    padding: 8px;
    background-color: #fee2e2;
    color: #dc2626;
    border-radius: 6px;
    transition: all 0.2s;
}

.reset-layout-btn:hover {
    background-color: #fecaca;
}

/* Service Link */
.service-link {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    text-align: center;
    padding: 0.5rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
    width: 100%;
    height: 100%;
}

.service-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.service-link:active {
    transform: translateY(0);
}

.service-link[data-text-position="row"] {
    flex-direction: row;
    gap: var(--text-icon-gap);
}

.service-link[data-text-position="column"] {
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: var(--text-icon-gap);
}

.service-icon {
    width: 100%;
    height: auto;
    max-width: var(--icon-size);
    max-height: var(--icon-size);
    object-fit: contain;
    flex-shrink: 0;
}

.service-name {
    font-size: var(--text-size);
    color: var(--text-color);
    word-break: break-all;
}

/* Settings Modal Animation */
#settings-modal {
    transition: opacity 0.3s ease;
}

#settings-modal.hidden {
    opacity: 0;
    pointer-events: none;
}

/* Settings Panel Scrollbar */
#settings-modal .bg-white {
    scrollbar-gutter: stable;
}

#settings-modal .bg-white::-webkit-scrollbar {
    width: 4px;
}

#settings-modal .bg-white::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.1);
}

#settings-modal .bg-white::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.2);
}

/* Firefox Scrollbar */
* {
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 0, 0, 0.2) transparent;
}