/* ============================================================
   长沙理工大学机械与运载工程学院 · 招聘页
   静态样式表（由 React 版本转换，已剔除未使用规则）
   ============================================================ */

:root { color-scheme: light; font-synthesis: none; text-rendering: optimizelegibility; -webkit-font-smoothing: antialiased; }
*, ::before, ::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0px; min-height: 100svh; overflow-x: hidden; }
body::before { content: ""; position: fixed; inset: 0px; z-index: 0; pointer-events: none; opacity: 0; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }
h1, h2, h3 { margin: 0px; font-weight: 600; letter-spacing: 0px; }
p { margin: 0px; }
a { color: inherit; text-decoration: none; }
::-webkit-scrollbar { width: 11px; }
::-webkit-scrollbar-thumb { border-radius: 6px; }
@media (prefers-reduced-motion: reduce) {
*, ::before, ::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}
:root { --navy: #dce7f6; --navy-2: #ffffff; --navy-3: #dbe6f7; --ink: #04203f; --line: rgba(3, 77, 185, 0.14); --line-2: rgba(8, 121, 217, 0.28); --steel: rgba(52, 88, 130, 0.22); --blue: #0879d9; --blue-hi: #034db9; --blue-deep: #0663c6; --blue-glow: #12a8f4; --c1: #0879d9; --c1d: #034db9; --c2: #d9820a; --c2d: #a8620a; --c3: #12a06a; --c3d: #0c7a50; --c4: #cf3f8f; --c4d: #a82c72; --c5: #7a4fd0; --c5d: #5a35a3; --c6: #db4437; --c6d: #b5332a; --text: #42566e; --text-dim: #687c94; --text-hi: #0a2340; --display: system-ui, -apple-system, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif; --mono: ui-monospace, SFMono-Regular, 'SF Mono', Consolas, 'Liberation Mono', Menlo, monospace; --serif: 'Source Han Serif SC', 'Noto Serif CJK SC', 'Songti SC', STSong, SimSun, serif; --maxw: 1340px; --gutter: clamp(20px, 5vw, 76px); font: 400 17px/1.6 var(--display); letter-spacing: 0.2px; color: var(--text); background: var(--navy); }
body { background-color: var(--navy); background-image: radial-gradient(90% 70% at 85% -5%, rgba(18, 168, 244, 0.13) 0%, transparent 55%), radial-gradient(80% 60% at 0% 100%, rgba(8, 121, 217, 0.09) 0%, transparent 55%); background-size: 100% 100%, 100% 100%; background-attachment: fixed; }
body::before { opacity: 0.03; }
::selection { background: var(--blue); color: rgb(255, 255, 255); }
::-webkit-scrollbar-track { background: var(--navy); }
::-webkit-scrollbar-thumb { background: rgb(184, 203, 230); border: 3px solid var(--navy); }
::-webkit-scrollbar-thumb:hover { background: var(--blue); }
h1, h2, h3 { color: var(--text-hi); }
.wrap { width: 100%; max-width: var(--maxw); margin: 0px auto; padding-inline: var(--gutter); }
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1); }
.reveal.is-in { opacity: 1; transform: none; }
.brand-mark { font-family: var(--mono); font-weight: 700; letter-spacing: 2px; color: var(--blue); }
.arr { display: inline-block; transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1); }
.nav { position: sticky; top: 0px; z-index: 50; backdrop-filter: blur(12px); background: linear-gradient(rgba(220, 231, 246, 0.94), rgba(220, 231, 246, 0.62)); border-bottom: 1px solid var(--line-2); }
.nav-inner { max-width: var(--maxw); margin: 0px auto; padding: 15px var(--gutter); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 14px; }
.brand .brand-mark { font-size: 18px; }
.brand-divider { width: 1px; height: 26px; background: var(--line-2); }
.brand-name { display: flex; flex-direction: column; font-size: 15px; font-weight: 600; color: var(--text-hi); line-height: 1.25; }
.brand-name em { font-style: normal; font-family: var(--mono); font-size: 9.5px; letter-spacing: 1px; text-transform: uppercase; color: var(--text-dim); }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 15px; font-weight: 500; }
.nav-links a { color: var(--text-dim); transition: color 0.25s; position: relative; }
.nav-links a:not(.nav-cta):hover { color: var(--text-hi); }
.nav-links a:not(.nav-cta)::after { content: ""; position: absolute; left: 0px; bottom: -6px; width: 0px; height: 2px; background: var(--blue); box-shadow: 0 0 10px var(--blue-glow); transition: width 0.3s; }
.nav-links a:not(.nav-cta):hover::after { width: 100%; }
.nav-cta { padding: 9px 18px; white-space: nowrap; background: var(--blue); border-radius: 2px; font-weight: 700; box-shadow: 0 0 22px -6px var(--blue-glow); transition: box-shadow 0.3s, transform 0.3s; color: rgb(255, 255, 255) !important; }
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 0 30px -4px var(--blue-glow); }
.nav-cta:hover .arr { transform: translateX(4px); }
.banner { --banner-ratio: 1.5; --banner-max: 1536px; background: var(--navy); border-bottom: 1px solid var(--line-2); }
.banner picture { display: block; }
.banner img { display: block; width: 100%; max-width: min(
    var(--banner-max),
    calc((100svh - var(--nav-h, 76px)) * var(--banner-ratio))
  ); height: auto; margin: 0px auto; border: 1px solid var(--line-2); border-radius: 3px; box-shadow: rgba(3, 77, 185, 0.5) 0px 20px 48px -30px; }
@media (max-width: 768px) {
.banner { --banner-ratio: 0.5628; --banner-max: 941px; }
}
.hero { position: relative; display: flex; flex-direction: column; justify-content: center; overflow: hidden; }
.speedlines { position: absolute; inset: 0px; z-index: 1; pointer-events: none; overflow: hidden; }
.speedlines span { position: absolute; left: -40%; height: 1px; width: 40%; background: linear-gradient(90deg, transparent, var(--blue), transparent); opacity: 0; animation: 3.4s linear 0s infinite normal none running streak; }
.speedlines span:nth-child(1) { top: 22%; animation-delay: 0s; }
.speedlines span:nth-child(2) { top: 38%; animation-delay: 1.1s; width: 28%; }
.speedlines span:nth-child(3) { top: 54%; animation-delay: 0.5s; width: 50%; }
.speedlines span:nth-child(4) { top: 68%; animation-delay: 2s; width: 34%; }
.speedlines span:nth-child(5) { top: 84%; animation-delay: 1.6s; width: 44%; }
@keyframes streak { 
  0% { transform: translateX(0px); opacity: 0; }
  10% { opacity: 0.9; }
  60% { opacity: 0.5; }
  100% { transform: translateX(360%); opacity: 0; }
}
.hero-inner { position: relative; z-index: 2; max-width: var(--maxw); width: 100%; margin: 0px auto; padding: 30px var(--gutter) 70px; display: flex; flex-direction: column; justify-content: center; }
.section { position: relative; padding: clamp(38px, 4.6vw, 66px) 0px; border-top: 1px solid var(--line); }
.section-alt { background: linear-gradient(rgba(8, 121, 217, 0.05), rgba(220, 231, 246, 0)); }
.sec-head { margin-bottom: 0px; }
.sec-head, .apply-head { position: relative; isolation: isolate; padding: clamp(18px, 2.4vw, 32px) clamp(12px, 3vw, 32px); }
.sec-head::before, .apply-head::before { content: ""; position: absolute; inset: 0px -3%; z-index: -1; background: url("sec-bg-1.png") center 68% / cover no-repeat; opacity: 0.7; mask-image: linear-gradient(transparent, rgb(0, 0, 0) 24%, rgb(0, 0, 0) 74%, transparent); pointer-events: none; }
@media (max-width: 768px) {
.sec-head::before, .apply-head::before { opacity: 0.5; background-position: center 72%; }
}
.feature { display: grid; grid-template-columns: minmax(0px, 0.95fr) minmax(0px, 1.05fr); gap: clamp(24px, 3.6vw, 56px); align-items: center; margin-top: clamp(6px, 1.4vw, 18px); }
.feature-flip > .feature-fig { order: 2; }
.feature-fig { margin: 0px; }
.feature-fig img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border: 1px solid var(--line-2); border-radius: 3px; box-shadow: rgba(3, 77, 185, 0.5) 0px 20px 46px -30px; }
.feature-fig figcaption { margin-top: 10px; font-family: var(--mono); font-size: 12px; letter-spacing: 1px; color: var(--text-dim); }
.feature-body p { font-size: clamp(15px, 1.5vw, 17px); line-height: 1.95; color: var(--text); margin-bottom: 16px; }
.feature-body p:last-child { margin-bottom: 0px; }
.feature-body strong { color: var(--blue-hi); font-weight: 600; }
@media (max-width: 860px) {
.feature { grid-template-columns: 1fr; gap: 20px; }
.feature-flip > .feature-fig { order: 0; }
}
.entry-group { margin-top: clamp(20px, 2.6vw, 34px); }
.entry { padding: 18px 0px 20px 20px; border-left: 3px solid var(--blue); border-bottom: 1px solid var(--line); }
.entry:last-child { border-bottom-width: medium; border-bottom-style: none; border-bottom-color: currentcolor; }
.entry-title { font-family: var(--serif); font-size: clamp(17px, 1.9vw, 21px); font-weight: 700; letter-spacing: 1.5px; color: var(--text-hi); margin-bottom: 8px; }
.entry-body, .entry-list { font-size: 15.5px; line-height: 1.85; color: var(--text); }
.entry-list { list-style: none; margin: 0px; padding: 0px; }
.entry-list li { position: relative; padding-left: 18px; margin-bottom: 6px; }
.entry-list li::before { content: "·"; position: absolute; left: 4px; color: var(--blue); font-weight: 700; }
.plain-list { list-style: none; margin: 18px 0px 0px; padding: 0px; columns: 2; column-gap: clamp(28px, 4vw, 60px); }
.plain-list li { break-inside: avoid; position: relative; padding-left: 20px; margin-bottom: 12px; font-size: 15.5px; line-height: 1.7; color: var(--text); }
.plain-list li::before { content: "▪"; position: absolute; left: 2px; color: var(--blue); }
.plain-list strong { display: block; font-family: var(--serif); font-weight: 700; color: var(--text-hi); }
.plain-list em { font-style: normal; font-family: var(--mono); font-size: 12px; letter-spacing: 0.5px; color: var(--text-dim); }
@media (max-width: 720px) {
.plain-list { columns: 1; }
}
.apply-photo { margin: 0px auto clamp(22px, 3vw, 36px); max-width: 760px; }
.apply-photo img { display: block; width: 100%; aspect-ratio: 21 / 9; object-fit: cover; border: 1px solid var(--line-2); border-radius: 3px; box-shadow: rgba(3, 77, 185, 0.5) 0px 20px 46px -30px; }
.sec-band { display: flex; align-items: center; justify-content: center; gap: clamp(12px, 2vw, 22px); }
.sec-rule { flex: 0 1 clamp(30px, 14vw, 200px); height: 1px; background: linear-gradient(90deg, transparent, var(--line-2)); }
.sec-rule:last-child { background: linear-gradient(270deg, transparent, var(--line-2)); }
.sec-plate { display: inline-flex; align-items: stretch; flex-shrink: 0; background: linear-gradient(135deg, var(--blue-hi), var(--blue)); color: rgb(255, 255, 255); clip-path: polygon(0px 0px, 100% 0px, 100% calc(100% - 13px), calc(100% - 13px) 100%, 0px 100%); filter: drop-shadow(rgba(3, 77, 185, 0.26) 0px 10px 20px); }
.sec-no { display: flex; align-items: center; padding: 0px 13px 0px 17px; font-family: var(--mono); font-size: 14px; font-weight: 700; letter-spacing: 1px; color: rgba(255, 255, 255, 0.7); }
.sec-name { display: flex; align-items: center; padding: 11px 26px 13px 15px; border-left: 1px solid rgba(255, 255, 255, 0.3); font-family: var(--serif); font-size: clamp(18px, 2.1vw, 25px); font-weight: 700; letter-spacing: 4px; }
@media (max-width: 640px) {
.sec-rule { display: none; }
.sec-no { padding: 0px 10px 0px 13px; font-size: 13px; }
.sec-name { padding: 10px 16px 11px 12px; font-size: 17px; letter-spacing: 2px; }
}
.honors-head { display: flex; align-items: flex-end; margin-top: clamp(28px, 3vw, 42px); padding-bottom: 0px; border-bottom: 1px solid var(--line-2); }
.honors-cap, .campus-cap { display: inline-flex; align-items: center; gap: 8px; padding: 8px 17px 8px 12px; background: linear-gradient(135deg, rgba(8, 121, 217, 0.15), rgba(8, 121, 217, 0.05)); border-left: 3px solid var(--blue); clip-path: polygon(0px 0px, calc(100% - 10px) 0px, 100% 10px, 100% 100%, 0px 100%); font-family: var(--mono); font-size: 13px; letter-spacing: 2px; text-transform: uppercase; color: var(--blue-hi); }
@media (max-width: 640px) {
.honors-cap, .campus-cap { padding: 7px 12px 7px 10px; font-size: 12px; letter-spacing: 1px; }
}
.apply { overflow: hidden; padding-bottom: 30px; }
.apply-inner { position: relative; z-index: 2; text-align: center; }
.apply-head { margin-bottom: 0px; }
.apply-title { font-family: var(--serif); font-size: clamp(30px, 5.5vw, 60px); font-weight: 700; color: var(--text-hi); letter-spacing: 3px; line-height: 1.25; }
.apply-cta-row { display: flex; flex-direction: column; align-items: center; gap: 22px; margin-bottom: 54px; }
.cta-primary { display: inline-flex; align-items: center; gap: 12px; font-family: var(--display); font-size: 19px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; padding: 18px 42px; color: rgb(255, 255, 255); background: var(--blue); border-radius: 2px; box-shadow: 0 0 40px -8px var(--blue-glow); transition: transform 0.3s, box-shadow 0.3s; }
.cta-primary:hover { transform: translateY(-3px); box-shadow: 0 0 54px -4px var(--blue-glow); }
.cta-primary:hover .arr { transform: translateX(6px); }
.apply-note { max-width: 620px; font-size: 13.5px; line-height: 1.7; color: var(--text-dim); }
.apply-note code { font-family: var(--mono); font-size: 12px; color: var(--blue-hi); background: rgba(18, 168, 244, 0.09); border: 1px solid var(--line-2); padding: 2px 7px; white-space: nowrap; }
.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line-2); border: 1px solid var(--line-2); max-width: 720px; margin: 0px auto; }
.contact-item { background: var(--navy-2); padding: 16px 24px 18px; display: flex; flex-direction: column; gap: 6px; }
.contact-k { font-family: var(--mono); font-size: 11px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--text-dim); }
.contact-v { font-size: 18px; color: var(--text-hi); transition: color 0.25s; }
a.contact-v:hover { color: var(--blue-hi); }
.footer { border-top: 1px solid var(--line); padding: 24px 0px; }
.footer-inner { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; font-size: 14px; color: var(--text-dim); }
.footer-inner .brand-mark { font-size: 16px; }
.footer-dim { margin-left: auto; font-family: var(--mono); font-size: 11px; letter-spacing: 1px; text-transform: uppercase; opacity: 0.6; }
@media (max-width: 980px) {
.req-grid, .benefit-grid, .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
.nav-links { gap: 14px; }
.nav-links a:not(.nav-cta) { display: none; }
.brand-name { font-size: 13px; }
.brand-name em { display: none; }
.footer-dim { margin-left: 0px; width: 100%; }
}
.stat-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1px; margin-top: 18px; background: var(--line-2); border: 1px solid var(--line-2); }
.stat-cell { position: relative; background: var(--navy-2); padding: 15px 14px 13px; }
.stat-cell::before { content: ""; position: absolute; top: 0px; left: 0px; width: 100%; height: 2px; background: var(--acc, var(--blue)); }
.stat-cell:nth-child(1) { --acc: var(--c1); --accd: var(--c1d); }
.stat-cell:nth-child(2) { --acc: var(--c2); --accd: var(--c2d); }
.stat-cell:nth-child(3) { --acc: var(--c3); --accd: var(--c3d); }
.stat-cell:nth-child(4) { --acc: var(--c4); --accd: var(--c4d); }
.stat-cell:nth-child(5) { --acc: var(--c5); --accd: var(--c5d); }
.stat-cell:nth-child(6) { --acc: var(--c6); --accd: var(--c6d); }
.stat-numrow { display: flex; align-items: baseline; gap: 5px; }
.stat-num { font-family: var(--display); font-size: clamp(23px, 2.1vw, 31px); font-weight: 800; line-height: 1; color: var(--accd, var(--text-hi)); }
.stat-plus { color: var(--acc, var(--blue)); }
.stat-unit { font-size: 12px; color: var(--text-dim); }
.stat-label { margin-top: 5px; font-size: 12.5px; line-height: 1.45; color: var(--text); }
.stat-sub { margin-top: 2px; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.3px; color: var(--text-dim); }
@media (max-width: 980px) {
.stat-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 560px) {
.stat-grid { grid-template-columns: repeat(2, 1fr); }
}
.chart-panel { margin-top: 18px; padding: clamp(18px, 2.2vw, 28px) clamp(14px, 2vw, 26px); border: 1px solid var(--line-2); background: linear-gradient(160deg, rgba(255, 255, 255, 0.95), rgba(240, 246, 253, 0.85)); box-shadow: rgba(6, 40, 82, 0.5) 0px 18px 50px -32px; }
.icon { flex-shrink: 0; vertical-align: middle; }
/* 整组共用一个 grid：各行标签宽度不同也不会影响轨道宽度，
   否则条形之间失去可比性（"博士"两字与"研究生导师"五字会得到不同长度的轨道） */
.bars { display: grid; grid-template-columns: auto minmax(0px, 1fr) auto; align-items: center; column-gap: 12px; row-gap: 13px; }
.bar-row { display: contents; }
.bar-label { font-family: var(--serif); font-size: 13px; font-weight: 700; color: var(--text); text-align: right; white-space: nowrap; }
.bar-track { display: block; height: 13px; background: rgba(8, 121, 217, 0.08); border-radius: 0px 4px 4px 0px; overflow: hidden; }
.bar-fill { display: block; height: 100%; width: 0px; border-radius: 0px 4px 4px 0px; background: linear-gradient(90deg, var(--c1), var(--c2)); transition: width 0.9s cubic-bezier(0.16, 1, 0.3, 1); }
.bars.is-in .bar-fill { width: var(--w); }
.bar-val { font-family: var(--display); font-size: 16px; font-weight: 800; color: var(--text-hi); min-width: 2.2em; }
@media (max-width: 520px) {
.bar-label { font-size: 12px; }
.bars { column-gap: 8px; }
}