@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

/* 暗黑模式变量 */
:root {
    --bg-light: linear-gradient(135deg, #f5f7fa 0%, #e4e9f2 100%);
    --bg-dark: linear-gradient(135deg, #1a1c2e 0%, #2d3748 100%);
    --bubble-light: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    --bubble-dark: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(139, 92, 246, 0.15) 100%);
    --pattern-light: rgba(156, 146, 172, 0.05);
    --pattern-dark: rgba(156, 146, 172, 0.1);
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
    display: none; /* Hide scrollbars but keep functionality */
}

html {
    scrollbar-width: none; /* For Firefox */
    -ms-overflow-style: none; /* For IE and Edge */
}

/* Only show scrollbars when hovering over scrollable content */
.scrollable-container:hover::-webkit-scrollbar {
    display: block;
}

.scrollable-container {
    overflow-y: auto;
    max-height: 300px; /* Limit height to prevent excessive scrolling */
    scrollbar-width: thin; /* For Firefox */
}

.scrollable-container:hover {
    scrollbar-width: thin; /* For Firefox */
}

/* 全局样式 */
html {
    height: 100%;
}

body {
    font-family: 'Poppins', sans-serif;
    background: var(--bg-light);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
    color: #1a202c;
}

/* 暗黑模式基础样式 */
html.dark {
    background: var(--bg-dark);
    color: #e2e8f0;
}

.dark body, body.dark-mode {
    background: var(--bg-dark);
    color: #e2e8f0;
}

/* 亮色模式基础样式 */
html:not(.dark) {
    background: var(--bg-light);
    color: #1a202c;
}

body.light-mode {
    background: var(--bg-light);
    color: #1a202c;
}

/* 确保页面背景在暗黑模式下正确显示 */
.page-bg {
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%239C92AC' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.dark .page-bg, .dark-mode .page-bg {
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%239C92AC' fill-opacity='0.1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    background-color: #1a1c2e; /* 确保背景颜色也是暗色 */
}

.light-mode .page-bg {
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%239C92AC' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    background-color: #f5f7fa; /* 确保背景颜色是亮色 */
}

.drop-zone {
    border: 2px dashed #e5e7eb;
    transition: all 0.2s ease;
}

.dark .drop-zone {
    border-color: #4b5563;
}

.drop-zone.active {
    border-color: #3b82f6;
    background-color: rgba(59, 130, 246, 0.05);
}

.dark .drop-zone.active {
    border-color: #60a5fa;
    background-color: rgba(59, 130, 246, 0.1);
}

.file-item {
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    border-radius: 0.75rem;
}

.progress-bar {
    transition: width 0.5s ease;
}

.upload-btn {
    transition: all 0.2s ease;
}

.upload-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.dark .upload-btn:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.15);
}

.upload-btn:active {
    transform: translateY(0);
}

.logo-gradient {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
}

/* 动态背景 */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.5;
}

.animated-bg .bubble {
    position: absolute;
    border-radius: 50%;
    background: var(--bubble-light);
    animation: float 15s infinite ease-in-out;
}

.dark .animated-bg .bubble {
    background: var(--bubble-dark);
}

.animated-bg .bubble:nth-child(1) {
    width: 100px;
    height: 100px;
    left: 10%;
    top: 20%;
    animation-delay: 0s;
}

.animated-bg .bubble:nth-child(2) {
    width: 150px;
    height: 150px;
    right: 15%;
    top: 40%;
    animation-delay: 2s;
}

.animated-bg .bubble:nth-child(3) {
    width: 80px;
    height: 80px;
    left: 20%;
    bottom: 30%;
    animation-delay: 4s;
}

.animated-bg .bubble:nth-child(4) {
    width: 120px;
    height: 120px;
    right: 25%;
    bottom: 20%;
    animation-delay: 6s;
}

.animated-bg .bubble:nth-child(5) {
    width: 200px;
    height: 200px;
    left: 40%;
    top: 60%;
    animation-delay: 8s;
}

@keyframes float {
    0% {
        transform: translateY(0) translateX(0) rotate(0);
    }
    33% {
        transform: translateY(-20px) translateX(10px) rotate(5deg);
    }
    66% {
        transform: translateY(10px) translateX(-10px) rotate(-5deg);
    }
    100% {
        transform: translateY(0) translateX(0) rotate(0);
    }
}

/* 自定义动画类 */
.fade-in {
    animation: fadeIn 0.4s ease forwards;
}

.fade-out {
    animation: fadeOut 0.4s ease forwards;
}

.slide-up {
    animation: slideUp 0.4s ease forwards;
}

.slide-down {
    animation: slideDown 0.4s ease forwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

@keyframes slideUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes slideDown {
    from { transform: translateY(0); opacity: 1; }
    to { transform: translateY(20px); opacity: 0; }
}

/* 主题切换动画 */
.theme-transition {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

body.theme-transition {
    transition: background 0.3s ease, color 0.3s ease;
}

/* 移动设备优化 */
@media (max-width: 640px) {
    .max-w-4xl {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .text-4xl {
        font-size: 1.75rem;
    }
    
    .file-item .flex {
        flex-direction: column;
    }
    
    .file-item .w-16 {
        width: 100%;
        height: 120px;
        margin-bottom: 1rem;
    }
    
    .file-item .ml-4 {
        margin-left: 0;
        margin-top: 0.5rem;
    }
}

/* Upload item improvements */
.file-item {
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    border-radius: 0.75rem;
}

/* Compact upload grid */
#uploads {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

/* Circular progress indicator */
.circular-progress {
    position: relative;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: conic-gradient(var(--progress-color) var(--progress), transparent 0);
    display: flex;
    justify-content: center;
    align-items: center;
}

.circular-progress::before {
    content: "";
    position: absolute;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: inherit;
}

/* Progress value inside circle */
.progress-value {
    position: relative;
    font-size: 10px;
    font-weight: bold;
    color: var(--progress-text);
}

/* Make uploads container have a fixed height */
#uploads-container {
    min-height: 200px;
    max-height: 500px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* Make sure no-uploads message is centered */
#no-uploads {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 200px; /* Fixed height for empty state */
}

/* API Key Verification Styles */
#api-key-overlay {
    opacity: 0;
    transition: opacity 0.3s ease;
}

#api-key-overlay.visible {
    opacity: 1;
}

#api-key-input {
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

#api-key-input:focus {
    border-color: rgba(99, 102, 241, 0.5);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
}

#api-key-error {
    animation: shake 0.5s cubic-bezier(.36,.07,.19,.97) both;
}

@keyframes shake {
    10%, 90% {
        transform: translate3d(-1px, 0, 0);
    }
    20%, 80% {
        transform: translate3d(2px, 0, 0);
    }
    30%, 50%, 70% {
        transform: translate3d(-4px, 0, 0);
    }
    40%, 60% {
        transform: translate3d(4px, 0, 0);
    }
}

.api-key-badge {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.api-key-badge.valid {
    background-color: rgba(52, 211, 153, 0.1);
    color: #10b981;
}

.api-key-badge.invalid {
    background-color: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.dark .api-key-badge.valid {
    background-color: rgba(52, 211, 153, 0.2);
    color: #34d399;
}

.dark .api-key-badge.invalid {
    background-color: rgba(239, 68, 68, 0.2);
    color: #f87171;
}

/* 更新预览容器样式 */
.preview-container {
    max-height: 600px;
    overflow-y: auto;
    padding-right: 8px;
    gap: 1rem;
}

.preview-item {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.3s ease;
    position: relative;
    background: var(--bg-light);
    border-radius: 0.5rem;
    overflow: hidden;
}

.preview-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.preview-item .remove-preview {
    opacity: 0;
    transition: all 0.2s ease;
}

.preview-item:hover .remove-preview {
    opacity: 1;
}

/* 图片容器样式 */
.aspect-square {
    position: relative;
    padding-bottom: 100%;
}

.aspect-square img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 暗黑模式适配 */
.dark .preview-item {
    background: var(--bg-dark);
}

/* 动画效果 */
.preview-item {
    animation: fadeInUp 0.3s ease-out forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}