/* Global Styles & Variables */

:root {
    --bg-color: #030712;
    --surface: #111827;
    --surface-hover: #1f2937;
    --primary: #38bdf8;
    --primary-rgb: 56, 189, 248;
    --primary-dim: rgba(56, 189, 248, 0.15);
    --secondary: #818cf8;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --glass-bg: rgba(17, 24, 39, 0.65);
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.5);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    /* 响应式根字号适配 */
    font-size: clamp(14px, 4vw, 16px);
    line-height: 1.5;
    -webkit-tap-highlight-color: transparent; /* 移除移动端点击高亮 */
}

/* Glassmorphism Classes */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--shadow);
}

/* Global Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dim);
}

/* Common Utilities */
.hide {
    display: none !important;
}

/* 响应式工具类 */
@media (max-width: 768px) {
    .m-hidden { display: none !important; }
    .m-block { display: block !important; }
    .m-flex { display: flex !important; }
    .full-width-mobile { width: 100% !important; }
    .no-padding-mobile { padding: 0 !important; }
}

@media (min-width: 769px) {
    .d-hidden { display: none !important; }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.spinner {
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
    display: none;
    margin: 0 auto;
}

.btn-micro {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-micro:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-micro.active {
    background: var(--primary-dim);
    border-color: var(--primary);
    color: var(--primary);
}

.btn-label {
    margin-left: 0.4rem;
}

@media (max-width: 768px) {
    .btn-label {
        display: none !important;
    }
    .btn, .btn-magic, .btn-primary, .btn-outline {
        padding: 0.6rem 0.8rem !important;
        gap: 0 !important;
    }
}

/* Quill Content Rendering Fixes */
.ql-render {
    line-height: 1.7;
}

.ql-render p {
    margin-bottom: 0.8rem;
}

.ql-render a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.ql-render ol {
    list-style-type: none;
    counter-reset: ql-counter;
    padding-left: 0.5rem;
    margin: 0.8rem 0;
}

.ql-render ol > li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.4rem;
}

.ql-render ol > li:not([class*="ql-indent-"]) {
    counter-increment: ql-counter;
}

.ql-render ol > li:not([class*="ql-indent-"])::before {
    content: counter(ql-counter) ". ";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 600;
}

.ql-render ol > li[class*="ql-indent-"]::before {
    content: "• ";
    position: absolute;
    left: 0;
    color: var(--text-muted);
}

.ql-render ul {
    list-style-type: disc;
    padding-left: 1.5rem;
    margin: 0.8rem 0;
}

.ql-render ul li {
    margin-bottom: 0.4rem;
}

/* Indentation Support */
.ql-render .ql-indent-1 { padding-left: 3rem !important; }
.ql-render .ql-indent-2 { padding-left: 4.5rem !important; }
.ql-render .ql-indent-3 { padding-left: 6rem !important; }
.ql-render .ql-indent-4 { padding-left: 7.5rem !important; }
.ql-render .ql-indent-5 { padding-left: 9rem !important; }
.ql-render .ql-indent-6 { padding-left: 10.5rem !important; }
.ql-render .ql-indent-7 { padding-left: 12rem !important; }
.ql-render .ql-indent-8 { padding-left: 13.5rem !important; }

/* Nested symbol variety */
.ql-render ul li > ul { list-style-type: circle; }
.ql-render ul li > ul li > ul { list-style-type: square; }