/* ============================================================
   余霆熙 · 视觉设计作品集  /  Design System
   ============================================================ */
/* 思源黑体（Source Han Sans CN，SIL OFL 1.1）子集化后随站点分发，
   保证招聘方在没有装该字体的设备上也能看到一致的标题字形。 */
@font-face{
  font-family:"Source Han Sans SC";
  src:url("../fonts/source-han-sans-sc-400.woff2") format("woff2");
  font-weight:400;font-style:normal;font-display:swap;
}
@font-face{
  font-family:"Source Han Sans SC";
  src:url("../fonts/source-han-sans-sc-700.woff2") format("woff2");
  font-weight:700;font-style:normal;font-display:swap;
}
/* 思源宋体（Source Han Serif CN，SIL OFL 1.1）：仅用于首屏大标题，正文仍走思源黑体 */
@font-face{
  font-family:"Source Han Serif SC";
  src:url("../fonts/source-han-serif-sc-400.woff2") format("woff2");
  font-weight:400;font-style:normal;font-display:swap;
}
@font-face{
  font-family:"Source Han Serif SC";
  src:url("../fonts/source-han-serif-sc-700.woff2") format("woff2");
  font-weight:700;font-style:normal;font-display:swap;
}
:root{
  --bg:#171719;
  --bg-2:#1d1d20;
  --surface:#222225;
  --surface-2:#2a2a2e;
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.055);
  --fg:#f4f4f2;
  --fg-2:#a5a5a8;
  --fg-3:#6f6f74;
  --accent:#ff5145;
  --accent-soft:rgba(255,81,69,.14);
  --white:#fafafa;
  --radius:22px;
  --ease:cubic-bezier(.22,.75,.22,1);
  --font:"Source Han Sans SC","Noto Sans SC","思源黑体 CN","PingFang SC","Microsoft YaHei",sans-serif;
  --font-title:"Source Han Serif SC","Noto Serif SC","Source Han Serif CN","Songti SC","SimSun",serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--fg);font-family:var(--font);
  font-size:16px;line-height:1.6;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
body.is-locked{overflow:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
:focus:not(:focus-visible){outline:none}
.skip-link{position:fixed;left:50%;top:-64px;transform:translateX(-50%);z-index:1200;
  background:var(--white);color:#151517;padding:10px 20px;border-radius:99px;font-size:13px;font-weight:650;
  box-shadow:0 10px 30px rgba(0,0,0,.4);transition:top .25s var(--ease)}
.skip-link:focus{top:16px}
ul,ol,dl,dd{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
::selection{background:var(--accent);color:#fff}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#3a3a3e;border-radius:99px;border:2px solid var(--bg)}
::-webkit-scrollbar-thumb:hover{background:#55555b}

/* 细颗粒噪点 */
.grain{position:fixed;inset:0;z-index:900;pointer-events:none;opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");}
.scroll-progress{position:fixed;top:0;left:0;height:2px;width:0;background:var(--accent);z-index:1000;transition:width .1s linear;box-shadow:0 0 12px var(--accent)}

/* ============================ 导航 ============================ */
.nav-wrap{position:fixed;top:22px;left:50%;transform:translateX(-50%);z-index:200;width:min(720px,calc(100% - 32px));transition:top .35s var(--ease)}
.nav-wrap.scrolled{top:12px}
.nav-glass{
  display:flex;align-items:center;gap:8px;padding:8px 9px 8px 18px;border-radius:999px;
  background:rgba(58,58,62,.52);
  -webkit-backdrop-filter:blur(22px) saturate(170%);backdrop-filter:blur(22px) saturate(170%);
  border:1px solid rgba(255,255,255,.13);
  box-shadow:0 10px 34px rgba(0,0,0,.38),inset 0 1px 0 rgba(255,255,255,.09);
}
.brand{display:flex;align-items:center;gap:9px;margin-right:auto;padding-right:10px;white-space:nowrap}
.brand-mark{width:15px;height:15px;border-radius:4px;background:linear-gradient(135deg,#ff7a4d 0%,#ff4b3e 48%,#b93cf0 100%);transform:rotate(-8deg);flex:none;box-shadow:0 0 12px rgba(255,81,69,.45)}
.brand-mark.small{width:11px;height:11px;display:inline-block;vertical-align:middle;transform:rotate(-8deg)}
.brand-name{font-size:16px;font-weight:800;letter-spacing:-.04em}
.brand-name sup,.footer sup{font-size:.55em;color:var(--accent);vertical-align:super;margin-left:1px}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a{display:block;padding:8px 15px;border-radius:999px;font-size:13.5px;color:var(--fg-2);transition:.25s var(--ease);white-space:nowrap}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-links a.is-active{color:#fff;background:rgba(255,255,255,.11)}
.nav-cta{display:flex;align-items:center;gap:6px;background:var(--white);color:#151517;font-size:12.5px;font-weight:650;
  padding:8px 14px;border-radius:999px;white-space:nowrap;transition:.25s var(--ease)}
.nav-cta svg{width:15px;height:15px;transition:transform .25s var(--ease)}
.nav-cta:hover{background:#fff;transform:translateY(-1px);box-shadow:0 6px 18px rgba(255,255,255,.16)}
.nav-cta:hover svg{transform:translateX(3px)}
.nav-toggle{display:none;width:38px;height:38px;border-radius:50%;align-items:center;justify-content:center;flex-direction:column;gap:5px;background:rgba(255,255,255,.09)}
.nav-toggle span{width:16px;height:1.6px;background:#fff;border-radius:2px;transition:.3s var(--ease)}
.nav-toggle[aria-expanded="true"] span:first-child{transform:translateY(3.3px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:last-child{transform:translateY(-3.3px) rotate(-45deg)}

/* ============================ 首屏：CircularCarousel 3D 圆柱卡片环 ============================ */
/* 参考排版：整圈放大并居中铺满首屏，标题 / 说明 / 按钮全部收进圆筒中心 */
.hero{position:relative;min-height:100svh;overflow:hidden;padding:0;isolation:isolate;
  /* 文字块相对圆心的垂直偏移：负值上移。整块略高于圆心，前排卡片只轻压按钮下沿，各断点可单独覆盖 */
  --copy-drop:-4px;
  background:linear-gradient(180deg,#08080a 0%,#08080a 82%,#171719 100%)}
/* 纯黑底上只留一层极淡的中性光晕，不用网格、不用彩色环境光 */
.hero-vignette{position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 72% 62% at 50% 50%,rgba(255,255,255,.025),transparent 76%)}
/* 主层与前景层严格同尺寸同位置：两层共用一套 3D 投影参数，卡片才能无缝前后分层 */
.hero-carousel,.hero-front{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:min(1240px,96vw);height:min(760px,84svh);margin:0}
.hero-carousel{z-index:2}
/* 前景层只画近端卡片，压住标题、说明与按钮；自身不拦截指针，拖拽与点击仍归主层 */
.hero-front{z-index:6;pointer-events:none}
.circular-carousel--front{cursor:default}
.circular-carousel--front .circular-carousel__stage{opacity:1;transition:none}
/* 圆环下方的小字幕：标题 / 副标题 / 计数，参考图里位于底部信息条上方 */
.hero-carousel .circular-carousel__caption{bottom:2px;gap:12px;color:#fff}
.hero-carousel .circular-carousel__title{font-size:13px;letter-spacing:.06em}
.hero-carousel .circular-carousel__subtitle{font-size:10.5px;letter-spacing:.1em;opacity:.5}
.hero-carousel .circular-carousel__count{font-size:11px;opacity:.5}
/* 圆心暗场：让中心文字始终压得住旋转经过的卡片 */
.hero-core{position:absolute;z-index:3;left:50%;top:calc(50% - 34px + var(--copy-drop));transform:translate(-50%,-50%);
  width:min(500px,56vw);height:min(360px,42svh);pointer-events:none;
  background:radial-gradient(ellipse closest-side,rgba(8,8,10,.95) 0%,rgba(8,8,10,.82) 42%,rgba(8,8,10,.24) 76%,rgba(8,8,10,0) 100%)}
.hero-copy{position:absolute;z-index:5;left:50%;top:calc(50% - 34px + var(--copy-drop));transform:translate(-50%,-50%);
  width:min(470px,68vw);text-align:center;pointer-events:none}
.hero-copy a{pointer-events:auto}
/* 默认让近端卡片压住按钮；一旦要操作按钮，文字层临时浮到卡片之前，保证完整可读可点 */
.hero.cta-front .hero-copy{z-index:8}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:10.5px;letter-spacing:.16em;color:var(--fg-2);font-weight:600;margin-bottom:16px}
.live-dot{width:5px;height:5px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);animation:pulse 2.4s ease-in-out infinite}
@keyframes pulse{50%{box-shadow:0 0 0 8px rgba(255,81,69,0)}}
/* 大标题：静态两行文字，字号随视口同步（--title-size），不带字形 / 入场动效。
   文字层不拦截指针，鼠标在标题上也能拖动旋转圆环。 */
.hero-title{--title-size:44px;position:relative;width:100%;height:128px;font-family:var(--font-title);
  display:flex;align-items:center;justify-content:center;pointer-events:none}
.hero-heading{margin:0;font-family:inherit;font-size:var(--title-size);line-height:1.28;font-weight:700;letter-spacing:-.03em;color:#fff;
  text-shadow:0 3px 22px rgba(0,0,0,.6);white-space:nowrap}
.accent-word{color:var(--accent);position:relative}
.hero-sub{margin-top:16px;font-size:13px;line-height:1.85;color:#b4b4b8;letter-spacing:.02em}
.hero-actions{display:flex;gap:10px;justify-content:center;margin-top:22px;flex-wrap:wrap}
.hero-actions .btn{gap:8px;padding:10px 18px;font-size:12.5px;font-weight:620}
.hero-actions .btn span{font-size:14px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:12px 22px;border-radius:999px;font-size:14px;font-weight:650;transition:.28s var(--ease);white-space:nowrap}
.btn span{font-size:16px;line-height:1;transition:transform .28s var(--ease)}
.btn-primary{background:var(--white);color:#151517}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(255,255,255,.18)}
.btn-primary:hover span{transform:translateY(3px)}
.btn-ghost{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.17);color:#fff;
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.btn-ghost:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
.btn-ghost:hover span{transform:translate(2px,-2px)}
.btn-lg{padding:15px 28px;font-size:15px}
.btn-sm{padding:8px 15px;font-size:13px}

.hero-bottom{position:absolute;z-index:7;left:50%;bottom:24px;transform:translateX(-50%);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:min(1100px,90vw);margin:0;font-size:10.5px;letter-spacing:.14em;color:var(--fg-3)}
.scroll-hint{display:flex;align-items:center;gap:10px}
.scroll-hint i{display:block;width:34px;height:1px;background:var(--fg-3);position:relative;overflow:hidden}
.scroll-hint i::after{content:"";position:absolute;inset:0;background:var(--accent);animation:lineRun 2.2s ease-in-out infinite}
@keyframes lineRun{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}
.hero-tip{color:var(--fg-3);opacity:.85}
.hero-loc{display:flex;align-items:center;gap:10px;color:var(--fg-2)}
.hero-loc b{width:5px;height:5px;border-radius:50%;background:var(--accent);display:inline-block;box-shadow:0 0 9px var(--accent)}

/* ============================ Motion Grid 带 ============================ */
/* 作品隧道（Passage Gallery）：容器 / 画布 / 放大层样式见 passage-gallery.css */
.motion-band{padding:26px 0 30px;background:#171719;overflow:hidden}
.band-head{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px 20px;
  width:min(1400px,92vw);margin:0 auto 20px}
.band-note{font-size:12px;color:var(--fg-3)}

/* ============================ 通用区块 ============================ */
.section{padding:clamp(84px,9vw,140px) clamp(20px,6vw,96px);max-width:1500px;margin:0 auto;position:relative}
.section-label{font-size:11px;letter-spacing:.2em;color:var(--accent);font-weight:700;text-transform:uppercase}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:52px;flex-wrap:wrap}
.section-head h2{font-size:clamp(36px,5vw,66px);line-height:1.1;font-weight:800;letter-spacing:-.05em;margin-top:16px}
.section-head h2 sup{font-size:.24em;color:var(--accent);vertical-align:super;letter-spacing:0;margin-left:6px;font-weight:600}
.section-head p{font-size:14px;line-height:1.9;color:var(--fg-2);max-width:480px}

/* 精选作品 / 关于我 标题区：无红线、无蓝框。
   右侧两行小字整段右对齐，并与左侧白色大标题垂直居中对齐。
   父级 align-items:center 对齐的是含 margin 的盒；margin-top:32px 恰好等于
   左侧 label 行高 + 14px 间距（实测约 31.6px），于是说明文字的中心落在 h2 的中心。 */
.works-head,.about-head{align-items:center;padding-top:0}
.works-head{margin-bottom:0}
.about-head{margin-bottom:clamp(36px,4vw,52px)}
.works-head .section-head__lead,.about-head .section-head__lead{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.works-head .section-label,.about-head .section-label{margin:0}
.works-head h2,.about-head h2{margin-top:0;text-align:center}
.works-head p,.about-head p{align-self:center;margin-top:32px;padding-top:0;text-align:right}
.reveal{opacity:0;transform:translateY(30px);transition:opacity .85s var(--ease),transform .85s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============================ 精选作品 · 滚动画框 ============================ */
/* 区块本身不再受 .section 的 max-width 约束，画框才能真正铺到屏幕两边；
   标题与页脚各自套一层 .works-inner 保持原来的对齐与留白。 */
.works-section{position:relative;padding-top:clamp(84px,9vw,140px);padding-bottom:clamp(56px,7vw,96px)}
.works-inner{width:100%;max-width:1500px;margin:0 auto;padding-inline:clamp(20px,6vw,96px)}
.works-stage{margin-top:0}
.works-foot{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:clamp(44px,5vw,76px);padding-top:26px;
  border-top:1px solid var(--line-soft);flex-wrap:wrap;font-size:13px;color:var(--fg-3)}
.link-arrow{display:inline-flex;align-items:center;gap:10px;color:var(--fg);font-size:14px;font-weight:600;transition:.25s var(--ease)}
.link-arrow span{color:var(--accent);transition:transform .25s var(--ease)}
.link-arrow:hover{color:var(--accent)}
.link-arrow:hover span{transform:translate(3px,-3px)}

/* ============================ 关于 ============================ */
.about-section{border-top:1px solid var(--line-soft)}
.about-grid{display:grid;grid-template-columns:minmax(260px,340px) minmax(0,1fr);gap:clamp(36px,6vw,92px);align-items:start}
/* 关于我：左侧栏（全息卡片 + 配套详情），卡片本身由 ProfileCard.js 渲染 */
.profile-card-host{position:sticky;top:88px}
.profile-card-slot{margin-bottom:16px}
.profile-details .profile-tags{margin-top:0}
.profile-tags{display:flex;gap:7px;margin-top:14px;flex-wrap:wrap}
.profile-tags span{font-size:11.5px;padding:5px 11px;border-radius:99px;background:rgba(255,255,255,.07);color:var(--fg-2);border:1px solid var(--line)}
.profile-info{margin-top:24px;border-top:1px solid var(--line-soft)}
.profile-info div{display:flex;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px solid var(--line-soft);font-size:13px}
.profile-info dt{color:var(--fg-3)}
.profile-info dd{color:var(--fg);text-align:right}
.profile-info dd.ok{color:var(--accent)}
.profile-resume{display:flex;justify-content:space-between;align-items:center;margin-top:20px;padding:13px 16px;border-radius:12px;
  border:1px solid var(--line);font-size:13px;font-weight:600;transition:.25s var(--ease)}
.profile-resume:hover{background:var(--white);color:#171719;border-color:var(--white)}
.profile-resume span{color:var(--accent)}
.profile-resume:hover span{color:#171719}

.about-statement{position:relative;padding-bottom:30px;border-bottom:1px solid var(--line-soft)}
.quote-mark{position:absolute;left:-14px;top:-34px;font-size:110px;line-height:1;color:var(--accent);opacity:.22;font-family:Georgia,serif}
.about-statement p{font-size:clamp(28px,3.4vw,46px);font-weight:800;line-height:1.35;letter-spacing:-.045em}
.about-statement em{font-style:normal;color:var(--accent)}
.about-statement small{display:block;margin-top:18px;font-size:10.5px;letter-spacing:.2em;color:var(--fg-3)}
.about-text{margin-top:30px;font-size:14.5px;line-height:2;color:var(--fg-2);max-width:760px}
.about-block{margin-top:52px}
.about-block h4{display:flex;align-items:center;gap:12px;font-size:16px;font-weight:700;letter-spacing:-.01em;margin-bottom:20px}
.about-block h4 span{font-size:10px;letter-spacing:.18em;color:var(--fg-3);font-weight:600}
.chip-row{display:flex;flex-wrap:wrap;gap:9px}
.chip{padding:8px 15px;border-radius:99px;border:1px solid var(--line);background:rgba(255,255,255,.03);font-size:12.5px;color:var(--fg-2);transition:.25s var(--ease)}
.chip:hover{border-color:var(--accent);color:#fff;background:var(--accent-soft)}
.chip.accent-chip{border-color:rgba(255,81,69,.4);color:var(--accent)}
.skill-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px 28px}
.skill-row{display:flex;align-items:center;gap:12px;font-size:12.5px}
.skill-row b{width:96px;flex:none;font-weight:600;color:var(--fg)}
.skill-bar{flex:1;height:5px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden}
.skill-bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--accent),#ff8a5c);width:0;transition:width 1.1s var(--ease)}
.skill-row em{font-style:normal;color:var(--fg-3);width:38px;text-align:right;font-size:11px}
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:1px;background:var(--line)}
.timeline li{position:relative;padding-bottom:26px}
.timeline li::before{content:"";position:absolute;left:-25px;top:7px;width:9px;height:9px;border-radius:50%;background:var(--bg);border:1.5px solid var(--accent)}
.tl-date{font-size:11px;letter-spacing:.1em;color:var(--accent);font-weight:650}
.tl-role{font-size:15px;font-weight:650;margin-top:5px}
.tl-company{font-size:12px;color:var(--fg-3);margin-left:8px;font-weight:400}
.tl-desc{font-size:12.5px;line-height:1.8;color:var(--fg-2);margin-top:7px;max-width:680px}
.hobby-line{font-size:14px;color:var(--fg-2);letter-spacing:.06em}

/* ============================ 联系 ============================ */
.contact-section{background:radial-gradient(ellipse 60% 60% at 50% 0%,rgba(255,81,69,.09),transparent 70%),var(--bg-2);
  border-top:1px solid var(--line-soft);max-width:none}
.contact-inner{max-width:1200px;margin:0 auto;text-align:center}
.contact-inner > .section-label{display:block;margin-bottom:10px}
/* 两行标题显式居中：不依赖父级继承，避免编辑器快照 / 后续父级改动把对齐打断 */
.contact-title{font-size:clamp(48px,8vw,116px);font-weight:800;line-height:1.06;letter-spacing:-.065em;margin-top:26px;position:relative;display:inline-block;text-align:center}
.contact-lead{font-size:15px;line-height:2;color:var(--fg-2);margin-top:46px}
.contact-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:56px;text-align:left}
/* 显式左对齐：电话 / 微信 是 <button>，浏览器默认 text-align:center 会盖掉父级继承值 */
.contact-card{display:block;padding:22px;border-radius:16px;background:rgba(255,255,255,.035);border:1px solid var(--line);
  text-align:left;
  transition:.3s var(--ease);position:relative;overflow:hidden}
.contact-card:hover{background:rgba(255,255,255,.075);border-color:rgba(255,81,69,.5);transform:translateY(-4px)}
.contact-card small{display:block;font-size:10px;letter-spacing:.18em;color:var(--fg-3);text-transform:uppercase}
.contact-card strong{display:block;font-size:clamp(14px,1.25vw,18px);font-weight:650;margin-top:12px;word-break:break-all;letter-spacing:-.02em}
.contact-card i{font-style:normal;font-size:11px;color:var(--accent);opacity:0;transform:translateY(4px);transition:.3s var(--ease);display:block;margin-top:8px}
.contact-card:hover i{opacity:1;transform:none}
.contact-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:46px}
.footer{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding:28px clamp(20px,6vw,96px);font-size:12px;color:var(--fg-3);border-top:1px solid var(--line-soft);background:var(--bg)}
.footer-right{display:flex;align-items:center;gap:18px}
.to-top{width:32px;height:32px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--fg-2);transition:.25s var(--ease)}
.to-top:hover{background:var(--accent);border-color:var(--accent);color:#fff}
/* ---- 底部板块统一毛玻璃：仅作用于联系板块 / 页脚，首屏按钮保持原样 ---- */
#contact .contact-cards,
#contact .contact-actions{position:relative;isolation:isolate}
/* 玻璃背后垫一层极淡的环境光，模糊才有内容可透 */
#contact .contact-cards::before,
#contact .contact-actions::before{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;filter:blur(36px);
  background:
    radial-gradient(40% 78% at 14% 26%,rgba(255,112,82,.16),transparent 72%),
    radial-gradient(44% 84% at 86% 70%,rgba(126,142,255,.13),transparent 74%),
    radial-gradient(34% 68% at 52% 100%,rgba(255,255,255,.07),transparent 72%);
}
#contact .contact-card,
#contact .contact-actions .btn,
.footer .to-top{
  -webkit-backdrop-filter:blur(20px) saturate(165%);backdrop-filter:blur(20px) saturate(165%);
  border:1px solid rgba(255,255,255,.19);
  box-shadow:0 12px 34px rgba(0,0,0,.34),inset 0 1px 0 rgba(255,255,255,.2);
}
#contact .contact-card{
  background:linear-gradient(135deg,rgba(255,255,255,.11),rgba(255,255,255,.045));
}
#contact .contact-card:hover{
  background:linear-gradient(135deg,rgba(255,255,255,.17),rgba(255,255,255,.075));
  border-color:rgba(255,130,105,.55);
  box-shadow:0 18px 42px rgba(0,0,0,.4),inset 0 1px 0 rgba(255,255,255,.28);
}
/* 主按钮保留白底的主次关系，只换成磨砂白玻璃 */
#contact .contact-actions .btn-primary{
  background:linear-gradient(135deg,rgba(255,255,255,.97),rgba(255,255,255,.8));
  border-color:rgba(255,255,255,.65);
  box-shadow:0 14px 38px rgba(0,0,0,.36),inset 0 1px 0 rgba(255,255,255,.95);
}
#contact .contact-actions .btn-primary:hover{
  background:linear-gradient(135deg,#fff,rgba(255,255,255,.88));
  box-shadow:0 18px 44px rgba(255,255,255,.16),inset 0 1px 0 #fff;
}
#contact .contact-actions .btn-ghost{
  background:linear-gradient(135deg,rgba(255,255,255,.15),rgba(255,255,255,.055));color:#fff;
}
#contact .contact-actions .btn-ghost:hover{
  background:linear-gradient(135deg,rgba(255,255,255,.22),rgba(255,255,255,.1));
  border-color:rgba(255,255,255,.34);
  box-shadow:0 18px 44px rgba(0,0,0,.42),inset 0 1px 0 rgba(255,255,255,.3);
}
.footer .to-top{
  background:linear-gradient(135deg,rgba(255,255,255,.1),rgba(255,255,255,.04));
}
.footer .to-top:hover{
  background:linear-gradient(135deg,rgba(255,81,69,.92),rgba(255,81,69,.72));
  border-color:rgba(255,255,255,.4);color:#fff;
  box-shadow:0 10px 26px rgba(255,81,69,.3),inset 0 1px 0 rgba(255,255,255,.3);
}
#contact .contact-card:focus-visible,
#contact .contact-actions .btn:focus-visible,
.footer .to-top:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
/* 浏览器不支持毛玻璃时退回略实的半透明面，保证文字仍可读 */
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  #contact .contact-card,
  #contact .contact-actions .btn-ghost,
  .footer .to-top{background:rgba(72,72,78,.82)}
}
.back-top{position:fixed;right:24px;bottom:24px;z-index:150;width:44px;height:44px;border-radius:50%;
  background:rgba(58,58,62,.6);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--line);
  color:#fff;font-size:18px;opacity:0;pointer-events:none;transform:translateY(14px);transition:.35s var(--ease)}
.back-top.show{opacity:1;pointer-events:auto;transform:none}
.back-top:hover{background:var(--accent);border-color:var(--accent)}

/* ============================ 弹层 / 灯箱 ============================ */
.modal{position:fixed;inset:0;z-index:500;display:none;align-items:center;justify-content:center;padding:clamp(10px,3vw,34px)}
.modal.open{display:flex}
.modal-backdrop{position:absolute;inset:0;background:rgba(6,6,8,.78);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  animation:fadeIn .3s ease both}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal-panel{position:relative;width:min(1080px,100%);height:min(92svh,940px);background:#202023;border:1px solid var(--line);
  border-radius:20px;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 40px 100px rgba(0,0,0,.6);
  animation:panelIn .42s var(--ease) both}
@keyframes panelIn{from{opacity:0;transform:translateY(26px) scale(.97)}to{opacity:1;transform:none}}
.modal-bar{display:flex;align-items:center;gap:20px;padding:16px 20px;border-bottom:1px solid var(--line-soft);flex:none;
  background:rgba(255,255,255,.02)}
.modal-index{font-size:11px;letter-spacing:.14em;color:var(--accent);font-weight:700;flex:none}
.modal-title-wrap{display:flex;flex-direction:column;min-width:0;flex:1}
.modal-title-wrap strong{font-size:17px;font-weight:700;letter-spacing:-.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.modal-title-wrap span{font-size:11px;color:var(--fg-3);margin-top:2px}
.modal-controls{display:flex;gap:7px;flex:none}
.icon-btn{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;
  font-size:14px;color:var(--fg-2);transition:.25s var(--ease)}
.icon-btn:hover{background:var(--white);color:#171719;border-color:var(--white)}
.icon-btn.close-btn:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
.modal-scroll{overflow-y:auto;overscroll-behavior:contain;flex:1;scrollbar-width:thin}
.modal-cover{aspect-ratio:16/9;background:#111;overflow:hidden}
.modal-cover img{width:100%;height:100%;object-fit:cover}
.modal-intro{display:grid;grid-template-columns:minmax(200px,1fr) minmax(0,1.35fr);gap:36px;padding:34px clamp(20px,4vw,44px);
  border-bottom:1px solid var(--line-soft)}
.modal-meta{display:flex;flex-direction:column;gap:16px}
.modal-meta div{display:flex;flex-direction:column;gap:4px}
.modal-meta dt{font-size:10px;letter-spacing:.16em;color:var(--fg-3);text-transform:uppercase}
.modal-meta dd{font-size:13.5px;color:var(--fg)}
.modal-desc p{font-size:14px;line-height:1.95;color:var(--fg-2);margin-top:14px}
.modal-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.modal-tags span{font-size:11.5px;padding:6px 12px;border-radius:99px;border:1px solid var(--line);color:var(--fg-2)}
.modal-gallery-head{display:flex;justify-content:space-between;align-items:center;padding:28px clamp(20px,4vw,44px) 16px}
.modal-gallery-head span:last-child{font-size:11px;letter-spacing:.14em;color:var(--fg-3)}
.modal-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding:0 clamp(20px,4vw,44px) 10px}
.modal-gallery figure{margin:0;position:relative;border-radius:12px;overflow:hidden;background:#111;border:1px solid var(--line-soft);cursor:zoom-in}
.modal-gallery img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9;transition:transform .55s var(--ease),filter .4s var(--ease)}
.modal-gallery figure:hover img{transform:scale(1.035);filter:brightness(.85)}
.modal-gallery figure::after{content:"点击放大 ⤢";position:absolute;right:12px;bottom:12px;font-size:11px;color:#fff;
  background:rgba(0,0,0,.55);padding:5px 10px;border-radius:99px;opacity:0;transition:.3s var(--ease)}
.modal-gallery figure:hover::after{opacity:1}
/* 不遗余荔：竖版海报与透明底稿较多，整幅显示并用同图柔雾底填充留白 */
.modal-gallery.is-contain figure{background:#0e0e10}
.modal-gallery.is-contain figure::before{content:"";position:absolute;inset:-8%;pointer-events:none;
  background-image:var(--g-bg);background-size:cover;background-position:center;
  filter:blur(26px) saturate(.75) brightness(.52);opacity:.9}
.modal-gallery.is-contain img{position:relative;object-fit:contain;background:transparent}
/* 单独指定稿：垫纯白底，去掉柔雾衬底，透明刀版线稿 / 白底产品稿更清楚 */
.modal-gallery.is-contain figure.has-white-bg{background:#fff;border-color:rgba(0,0,0,.1)}
.modal-gallery.is-contain figure.has-white-bg::before{display:none}
.modal-gallery.is-contain figure.has-white-bg img{background:#fff}
/* 第 06 项以竖版海报 / 竖版视频为主：卡片改 3:4，整幅显示时不再被 16:9 压得过小 */
.modal-gallery.is-portrait img{aspect-ratio:3/4}
.modal-gallery figure.is-video::before{filter:blur(26px) saturate(.7) brightness(.42)}
.gallery-play{position:absolute;z-index:2;left:50%;top:50%;transform:translate(-50%,-50%);
  width:54px;height:54px;border-radius:50%;display:grid;place-items:center;padding-left:4px;
  font-size:18px;color:#171719;background:rgba(255,255,255,.92);box-shadow:0 8px 28px rgba(0,0,0,.35);
  transition:transform .3s var(--ease),background .3s var(--ease);pointer-events:none}
.modal-gallery figure:hover .gallery-play{transform:translate(-50%,-50%) scale(1.08);background:#fff}
.modal-next-project{width:calc(100% - clamp(40px,8vw,88px));margin:24px auto 40px;padding:22px 26px;border-radius:14px;
  border:1px solid var(--line);background:rgba(255,255,255,.03);display:flex;align-items:center;gap:16px;text-align:left;transition:.3s var(--ease)}
.modal-next-project:hover{background:var(--accent-soft);border-color:var(--accent)}
.modal-next-project span{font-size:10px;letter-spacing:.18em;color:var(--fg-3)}
.modal-next-project strong{font-size:18px;font-weight:700;flex:1;letter-spacing:-.02em}
.modal-next-project i{font-style:normal;font-size:22px;color:var(--accent)}

.lightbox{position:fixed;inset:0;z-index:700;display:none;align-items:center;justify-content:center;padding:5vw}
.lightbox.open{display:flex}
.lightbox-backdrop{position:absolute;inset:0;background:rgba(4,4,6,.94);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.lightbox img{position:relative;z-index:2;max-width:92vw;max-height:84svh;object-fit:contain;border-radius:8px;
  box-shadow:0 30px 90px rgba(0,0,0,.7);animation:fadeIn .28s ease both}
/* 放大态沿用白底，透明区域不再透出遮罩的深色 */
.lightbox img.on-white{background:#fff}
/* 项目画面里的视频：与图片同尺寸舞台，切换时用 hidden 互斥显示 */
.lightbox video{position:relative;z-index:2;max-width:92vw;max-height:84svh;object-fit:contain;border-radius:8px;
  background:#000;box-shadow:0 30px 90px rgba(0,0,0,.7);animation:fadeIn .28s ease both}
.lightbox video[hidden],.lightbox img[hidden]{display:none}
.lightbox-close{position:absolute;right:24px;top:22px;z-index:3;width:42px;height:42px;border-radius:50%;
  border:1px solid rgba(255,255,255,.25);color:#fff;font-size:17px;transition:.25s var(--ease)}
.lightbox-close:hover{background:var(--accent);border-color:var(--accent)}
.lightbox-nav{position:absolute;z-index:3;top:50%;transform:translateY(-50%);width:46px;height:46px;border-radius:50%;
  border:1px solid rgba(255,255,255,.25);color:#fff;font-size:19px;transition:.25s var(--ease)}
.lightbox-nav:hover{background:var(--white);color:#171719}
.lightbox-nav.prev{left:20px}.lightbox-nav.next{right:20px}
.lightbox-counter{position:absolute;z-index:3;bottom:22px;left:50%;transform:translateX(-50%);font-size:12px;letter-spacing:.16em;color:var(--fg-2)}

.resume-panel{position:relative;width:min(760px,100%);height:min(92svh,1000px);background:#202023;border:1px solid var(--line);
  border-radius:18px;display:flex;flex-direction:column;overflow:hidden;animation:panelIn .42s var(--ease) both}
.resume-bar{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line-soft);flex:none}
.resume-bar strong{flex:1;font-size:13px;letter-spacing:.08em}
.resume-scroll{flex:1;overflow-y:auto;background:#e9e9e7;padding:18px;display:flex;justify-content:center}
.resume-scroll img{width:100%;height:auto;object-fit:contain;box-shadow:0 12px 40px rgba(0,0,0,.35)}

/* ============================ 响应式 ============================ */
@media (max-width:1100px){
  .contact-cards{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:minmax(230px,290px) minmax(0,1fr);gap:40px}
  .hero-carousel,.hero-front{width:98vw;height:min(660px,78svh)}
  .hero-copy{width:min(390px,68vw)}
}
@media (max-width:860px){
  .nav-wrap{width:calc(100% - 24px);top:14px}
  .nav-glass{padding:8px 10px 8px 15px}
  .nav-links{position:absolute;top:calc(100% + 10px);left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;
    padding:10px;border-radius:18px;background:rgba(48,48,52,.82);
    -webkit-backdrop-filter:blur(24px) saturate(170%);backdrop-filter:blur(24px) saturate(170%);
    border:1px solid rgba(255,255,255,.14);box-shadow:0 20px 44px rgba(0,0,0,.45);
    opacity:0;visibility:hidden;transform:translateY(-10px);transition:.3s var(--ease)}
  .nav-links.open{opacity:1;visibility:visible;transform:none}
  .nav-links a{padding:12px 16px;border-radius:12px;font-size:15px}
  .nav-toggle{display:flex}
  .nav-cta{margin-left:auto}
  .hero{min-height:100svh;--copy-drop:-6px}
  .hero-carousel,.hero-front{width:100vw;height:min(620px,74svh)}
  .hero-copy{width:min(360px,72vw)}
  .hero-title{height:96px}
  .hero-core{width:min(400px,62vw);height:min(290px,36svh);top:calc(50% - 20px + var(--copy-drop))}
  .hero-tip{display:none}
  .about-grid{grid-template-columns:1fr}
  .profile-card-host{position:static;max-width:420px;margin:0 auto}
  .modal-intro{grid-template-columns:1fr;gap:24px}
  .section-head{gap:20px;margin-bottom:38px}
}
@media (max-width:620px){
  body{font-size:15px}
  .nav-cta{padding:8px 12px;font-size:12px}
  .nav-cta svg{display:none}
  .brand-name{font-size:15px}
  .hero{min-height:100svh;--copy-drop:-16px}
  .hero-carousel,.hero-front{width:100vw;height:min(560px,64svh)}
  .hero-carousel .circular-carousel__caption{bottom:56px}
  .hero-copy{width:min(300px,76vw)}
  .hero-title{height:76px}
  .hero-core{width:min(300px,78vw);height:min(230px,28svh);top:calc(50% - 28px + var(--copy-drop))}
  .eyebrow{font-size:8px;letter-spacing:.06em;margin-bottom:9px;padding:4px 9px;border-radius:99px;
    background:rgba(23,23,25,.62);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
    border:1px solid rgba(255,255,255,.08)}
  .hero-sub{font-size:10px;margin-top:9px;line-height:1.6}
  .hero-actions{margin-top:12px;gap:7px}
  .hero-actions .btn{padding:7px 12px;font-size:10.5px}
  .hero-actions .btn span{font-size:11px}
  .btn{padding:10px 17px;font-size:12.5px}
  .hero-bottom{width:88vw;font-size:9px;letter-spacing:.08em;bottom:18px}
  .scroll-hint i{width:20px}
  .band-head{flex-direction:column;align-items:flex-start;gap:6px}
  .mq-item{width:150px;height:86px}
  .section{padding-left:20px;padding-right:20px}
  .section-head h2{font-size:38px}
  .section-head p{font-size:13px}
  /* 窄屏下说明文字换行到标题下方，回到左对齐、去掉对齐补偿。
     标题区带内联兜底样式，这里用 !important 才能让窄屏回退生效。 */
  .works-head,.about-head{align-items:flex-start !important}
  .works-head p,.about-head p{align-self:flex-start !important;margin-top:0 !important;text-align:left !important}
  .works-section{padding-top:72px;padding-bottom:44px}
  .works-inner{padding-inline:20px}
  .works-stage{margin-top:20px}
  .works-foot{margin-top:40px;font-size:12px}
  .about-statement p{font-size:29px}
  .quote-mark{left:-8px;top:-26px;font-size:80px}
  .about-text{font-size:13.5px}
  .skill-list{grid-template-columns:1fr}
  .contact-cards{grid-template-columns:1fr;gap:10px;margin-top:38px}
  .contact-card{padding:16px 18px}
  .contact-card i{opacity:1;transform:none}
  .contact-title{font-size:clamp(46px,13vw,78px)}
  .contact-lead{font-size:13px;margin-top:34px}
  .footer{flex-direction:column;align-items:flex-start;font-size:11px}
  .modal{padding:0}
  .modal-panel{width:100%;height:100svh;border-radius:0;border:0}
  .modal-bar{padding:12px 14px;gap:10px}
  .modal-title-wrap strong{font-size:14px}
  .modal-index{font-size:9px}
  .icon-btn{width:30px;height:30px;font-size:12px}
  .modal-intro{padding:24px 18px}
  .modal-gallery{grid-template-columns:1fr;gap:10px;padding:0 18px}
  .modal-gallery-head{padding:22px 18px 14px}
  .modal-gallery figure:first-child{grid-column:auto}
  .modal-next-project{width:calc(100% - 36px);margin:20px auto 30px;padding:18px}
  .modal-next-project strong{font-size:15px}
  .lightbox-nav{width:38px;height:38px;bottom:26px;top:auto;transform:none}
  .lightbox-nav.prev{left:24px}.lightbox-nav.next{right:24px}
  .lightbox-close{right:16px;top:16px}
  .resume-panel{width:100%;height:100svh;border-radius:0}
  .back-top{right:14px;bottom:14px;width:40px;height:40px}
}
/* 矮屏：整体收紧首屏，避免前排大卡片顶到按钮、圆环贴住导航 */
@media (max-height:760px) and (min-width:621px){
  /* 矮屏圆环孔更窄，文字块本已贴住上排卡片，此处不再随桌面一并上移 */
  .hero{--copy-drop:6px}
  .hero-carousel,.hero-front{height:min(600px,76svh)}
  .hero-copy,.hero-core{top:calc(50% - 60px + var(--copy-drop))}
  .hero-core{height:min(300px,40svh)}
  .hero-title{height:112px}
  /* 矮屏圆环孔更窄，眉标会掠过顶排卡片；加一层深色胶囊保证始终清晰 */
  .eyebrow{margin-bottom:10px;padding:5px 12px;border-radius:99px;
    background:rgba(10,10,12,.78);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
    border:1px solid rgba(255,255,255,.08)}
  .hero-sub{margin-top:10px;font-size:12px;line-height:1.7}
  .hero-actions{margin-top:14px}
  .hero-bottom{bottom:16px}
}
/* 笔记本宽度：圆环相对更高，文字再多上移一点，前排卡片只轻压按钮下沿 */
@media (min-width:861px) and (max-width:1360px) and (min-height:761px){
  .hero{--copy-drop:-16px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}
