/* --- 1. 核心变量与背景设置 --- */
:root {
    --primary: #5eead4;           /* 薄荷绿 */
    --primary-glow: rgba(94, 234, 212, 0.3);
    --bg-base: #0b121f;           /* 深青黑底色 */
    --card-bg: rgba(17, 26, 45, 0.7); /* 半透明卡片 */
    --text-pure: #ffffff;
    --text-main: #cbd5e1;
    --text-muted: #64748b;
    --border: rgba(255, 255, 255, 0.05);
}

body {
    margin: 0;
    padding: 0;
    color: var(--text-main);
    font-family: 'PingFang SC', 'Inter', system-ui, sans-serif;
    background-color: var(--bg-base);
    background-image:
        radial-gradient(circle at 20% 30%, rgba(94, 234, 212, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(34, 211, 238, 0.05) 0%, transparent 40%),
        radial-gradient(2px 2px at 10% 15%, rgba(255,255,255,0.8) 100%, transparent),
        radial-gradient(1.5px 1.5px at 25% 60%, rgba(255,255,255,0.6) 100%, transparent),
        radial-gradient(2px 2px at 40% 30%, rgba(255,255,255,0.9) 100%, transparent),
        radial-gradient(1px 1px at 55% 85%, rgba(255,255,255,0.5) 100%, transparent),
        radial-gradient(1.5px 1.5px at 70% 20%, rgba(255,255,255,0.7) 100%, transparent),
        radial-gradient(2.5px 2.5px at 90% 70%, rgba(255,255,255,0.9) 100%, transparent);
    background-attachment: fixed;
    background-size: cover;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

@keyframes twinkle {
    0%, 30%, 60%, 100% { opacity: 0; transform: scale(0.5); }
    15%, 45%, 75% { opacity: 1; transform: scale(1); }
}

/* --- 2. 网页头部 (Nav) --- */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 6%;
    background: rgba(11, 18, 31, 0.7);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 2000;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-pure);
    letter-spacing: -0.5px;
    background: linear-gradient(to right, #fff, var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: 0.3s;
    position: relative;
}

.nav-links a:hover { color: var(--primary); }
.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--primary);
    transition: width 0.3s ease;
}
.nav-links a:hover::after { width: 100%; }

/* --- 3. 登录与注册 --- */
#user-navbar-section { display: flex; align-items: center; }
#login-link {
    text-decoration: none;
    color: var(--primary);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 7px 22px;
    border: 1px solid var(--primary);
    border-radius: 6px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
#login-link:hover {
    background: rgba(94, 234, 212, 0.1);
    box-shadow: 0 0 15px var(--primary-glow);
    transform: translateY(-1px);
}
#user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.05);
    padding: 4px 14px 4px 4px;
    border-radius: 30px;
    border: 1px solid var(--border);
}
#user-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1.5px solid var(--primary);
    object-fit: cover;
}
.username { font-size: 0.9rem; color: var(--text-pure); font-weight: 500; }
.logout-btn {
    background: none; border: none; color: var(--text-muted);
    font-size: 0.8rem; cursor: pointer; padding: 0; margin-left: 8px;
}
.logout-btn:hover { color: #f87171; }

/* --- 4. 页面主体头部 --- */
.header { display: flex; align-items: center; padding: 40px 6%; }
.logo-box {
    width: 50px; height: 50px; background: var(--primary); color: var(--bg-base);
    border-radius: 12px; display: flex; align-items: center; justify-content: center;
    font-weight: bold; margin-right: 15px; box-shadow: 0 0 15px var(--primary-glow);
}
.company-title {
    font-size: 2rem; font-weight: 700; color: var(--text-pure);
    background: linear-gradient(to right, var(--text-pure), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* --- 5. 页面主体容器与卡片 --- */
/* --- 2. 容器宽度统一 (关键) --- */
/* 确保搜索框所在的 .container 和 结果所在的 #resultsContainer 宽度一致 */
.container, #resultsContainer {
max-width: 1100px;  /* 确保这个值和你的 search-bar 容器一致 */
    margin-left: auto;
    margin-right: auto;
    width: 100%;        /* 占据可用空间 */
    box-sizing: border-box;
}

.section-card {
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: 24px;
    border: 1px solid var(--border);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    margin-bottom: 2rem;
    transition: transform 0.3s ease;
    position: relative;
    z-index: 1;
}
.section-card:hover, .section-card:focus-within {
    transform: translateY(-5px);
    border-color: rgba(94, 234, 212, 0.2);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.4);
    z-index: 10;
}
.section-title {
    font-size: 0.8rem; color: var(--primary); text-transform: uppercase;
    letter-spacing: 2px; margin-bottom: 1.5rem; font-weight: 600;
}

/* --- 6. 搜索区域对齐核心方案 --- */

/* 统一：联合搜索和全局搜索的外部容器 */
.combined-search-container,
.full-search-bar {
    display: flex;
    align-items: stretch; /* 强制按钮高度与左侧输入区对齐 */
    gap: 20px;
    width: 100%;
}

/* 统一：左侧输入容器 */
.search-inputs-grid,
.full-search-input-box {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 15px; /* 行间距 */
}

/* 联合搜索的行布局 */
.search-row {
    display: flex;
    gap: 15px;
}

.search-row .input-wrapper {
    flex: 1;
    min-width: 0;
}

/* 统一所有输入框的外观 */
input[type="text"] {
    width: 100%;
    box-sizing: border-box;
    background: rgba(26, 37, 57, 0.8);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 18px;
    color: #fff;
    outline: none;
    font-size: 0.95rem;
    transition: 0.3s;
    height: 50px; /* 统一高度 */
}

input:focus {
    border-color: var(--primary);
    background: rgba(30, 42, 65, 1);
}

/* 统一：右侧按钮固定宽度 (缩短全局搜索框的关键) */
.btn-side-submit,
.btn-big-submit {
    width: 150px; /* 固定宽度，确保上下对齐线一致 */
    flex-shrink: 0;
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-transform: uppercase;
    white-space: nowrap;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-side-submit:hover, .btn-big-submit:hover {
    background: rgba(94, 234, 212, 0.15);
    box-shadow: 0 0 20px var(--primary-glow);
}

/* 标签提示容器 */
.hint-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}
.hint-tag {
    background: rgba(94, 234, 212, 0.1);
    color: var(--primary);
    border: 1px solid rgba(94, 234, 212, 0.2);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.75rem;
    cursor: pointer;
}

/* --- 7. 自动补全列表 (Suggestions) --- */
.input-wrapper { position: relative; }
.suggestions {
    position: absolute; top: 100%; left: 0; right: 0;
    background: rgba(26, 37, 57, 0.98);
    border: 1px solid var(--primary);
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.6);
    z-index: 9999;
    max-height: 250px;
    overflow-y: auto;
    margin-top: 5px;
}
.suggestions div {
    padding: 10px 15px; color: var(--text-main);
    cursor: pointer; transition: 0.2s; font-size: 0.9rem;
}
.suggestions div:hover {
    background-color: rgba(94, 234, 212, 0.1);
    color: var(--primary);
}

/* 1. 调整外层容器，确保垂直排列 */
#resultsContainer {
padding: 0 2rem;    /* 必须和 .container 的 padding 保持绝对一致 */
    display: flex;
    flex-direction: column;
    gap: 25px;     /* 居中显示 */
}

.teacher-card, .school-card {
width: 100%;
width: 100%;        /* 填满 #resultsContainer */
    background: var(--card-bg) !important; /* 确保是深色透明 */
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 30px;
    box-sizing: border-box; /* 防止 padding 撑开宽度导致不对齐 */
    color: var(--text-main);
    display: flex;
    flex-direction: column;
}

.teacher-card:hover, .school-card:hover {
border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}
.card-top { display: flex; align-items: center; margin-bottom: 18px; }
.teacher-avatar, .school-logo {
    width: 60px; height: 60px; border-radius: 50%;
    object-fit: cover; margin-right: 15px;
    border: 2px solid var(--primary);
    box-shadow: 0 0 10px var(--primary-glow);
}
.t-name, .school-name {
color: var(--primary) !important;
    font-size: 1.5rem;
    font-weight: bold;
}
.t-qs {
    font-size: 0.75rem; background: rgba(94, 234, 212, 0.1);
    color: var(--primary); padding: 3px 8px; border-radius: 4px; margin-left: 10px;
}
.t-school, .major-name { color: var(--text-pure);
    margin: 5px 0; }

/* 文本内容样式 */
.t-desc, .t-output .content {
max-height: 150px;           /* 稍微调高一点，阅读更舒服 */
    overflow-y: auto;
    padding: 10px 12px;

    /* 核心修改：背景设为非常淡的半透明深蓝色，或者直接透明 */
    background-color: rgba(255, 255, 255, 0.05);

    /* 边框改为淡淡的青色，呼应你标题的颜色 */
    border: 1px solid rgba(45, 212, 191, 0.2);
    border-radius: 8px;

    /* 文字颜色：使用亮灰色或浅青色，增加对比度 */
    color: #cbd5e1;
    font-size: 0.9rem;
    line-height: 1.6;

    /* 换行处理 */
    word-wrap: break-word;
    white-space: pre-line;
}

/* 标签样式 */
.tag-container { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.interest-tag {
    background: rgba(94, 234, 212, 0.1); color: var(--primary);
    border: 1px solid rgba(94, 234, 212, 0.2); padding: 6px 14px;
    border-radius: 20px; font-size: 0.8rem;
}

/* --- 9. 功能性按钮与星标 --- */
.fav-btn, .star-btn {
    position: absolute; top: 15px; right: 15px; font-size: 24px;
    cursor: pointer; transition: transform 0.2s; z-index: 10;
}
.star-btn.active { color: #fbbf24; text-shadow: 0 0 10px rgba(251, 191, 36, 0.5); }

/* --- 10. 语言切换 --- */
.lang-switch {
    display: inline-flex; align-items: center;
    background: rgba(255, 255, 255, 0.08); padding: 3px;
    border-radius: 20px; border: 1px solid rgba(255, 255, 255, 0.1);
    margin-left: 15px; height: fit-content;
}
.btn-lang {
    background: transparent; border: none; color: var(--text-muted);
    padding: 4px 12px; font-size: 0.8rem; cursor: pointer;
    border-radius: 16px; transition: 0.3s;
}
.btn-lang.active {
    background: var(--primary); color: var(--bg-base);
    font-weight: bold; box-shadow: 0 2px 8px var(--primary-glow);
}

/* Canvas 星空背景 */
#starfield {
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
    z-index: -2; background: #0b121f;
}

/* 标签颜色 */
.label, .interest-label {
    color: var(--primary);
    font-weight: 600;
    margin-top: 15px;
    display: block;
}

.link-style:hover {
    background: var(--primary);
    color: var(--bg-base) !important;
}


/* --- 重点：改造那个丑丑的白色滚动条 --- */
.t-output .content::-webkit-scrollbar {
    width: 6px;                  /* 滚动条变窄一点 */
}

.t-output .content::-webkit-scrollbar-track {
    /* 轨道透明，不占视觉权重 */
    background: transparent;
}

.t-output .content::-webkit-scrollbar-thumb {
    /* 滑块颜色：使用半透明的青色（和你标签颜色接近） */
    background: rgba(45, 212, 191, 0.4);
    border-radius: 10px;
}
.t-output .content::-webkit-scrollbar-thumb:hover {
    /* 鼠标悬停时亮一点 */
    background: rgba(45, 212, 191, 0.7);
}