/* =========================================================
   陈赫赫 · 苹果风简历站
   中文优先 · 紧凑布局
   ========================================================= */

:root{
  --black: #000;
  --gray-1: #1d1d1f;
  --gray-2: #424245;
  --gray-3: #6e6e73;
  --gray-4: #86868b;
  --gray-5: #d2d2d7;
  --gray-6: #f5f5f7;
  --white: #fff;
  --blue: #0071e3;
  --blue-2: #2997ff;
  --pink: #ff375f;
  --violet: #bf5af2;
  --cyan: #64d2ff;
  --amber: #ff9f0a;
  --green: #30d158;
  --easing: cubic-bezier(.28,.16,.22,1);
}

*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background: var(--white);
  color: var(--gray-1);
  font-family:
    -apple-system, BlinkMacSystemFont, 'PingFang SC', 'HarmonyOS Sans SC',
    'Microsoft YaHei', 'Hiragino Sans GB',
    'Noto Sans SC', system-ui, sans-serif;
  font-size:16px;line-height:1.55;
  font-weight:400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x:hidden;
}
a{color:var(--blue);text-decoration:none;transition:opacity .25s ease}
a:hover{opacity:.75}
img{max-width:100%;display:block}
::selection{background: var(--blue);color:#fff}
.muted{color:var(--gray-4)}

/* ============== 顶部导航 ============== */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:9000;
  background: rgba(255,255,255,.78);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(0,0,0,.07);
  height:46px;
}
.nav-inner{
  max-width: 1024px;margin: 0 auto;height:100%;
  padding: 0 22px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  font-size:14px;color: var(--gray-1);
}
.nav-brand{
  display:flex;align-items:center;gap:8px;
  color: var(--gray-1)!important;font-weight:600;font-size:15px;
}
.brand-dot{width:12px;height:12px;color:var(--gray-1)}
.nav-links{display:flex;gap:26px}
.nav-links a{color: var(--gray-1);opacity:.82;font-size:14px;font-weight:400}
.nav-links a:hover{opacity:1}
.nav-cta{color: var(--gray-1)!important;font-size:14px;font-weight:500}

/* ============== Hero ============== */
.hero{
  min-height: 88vh;
  padding: 92px 22px 50px;
  text-align:center;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
}
.hero-eyebrow{
  font-size:17px;font-weight:500;color: var(--gray-2);
  margin-bottom: 12px;
  opacity:0;transform:translateY(20px);
  animation: rise .9s var(--easing) .1s forwards;
}
.hero-title{
  font-size: clamp(64px, 12vw, 140px);
  line-height:1;
  font-weight:800;
  letter-spacing:-.02em;
  color: var(--gray-1);
  margin-bottom: 20px;
}
.hero-title .t-line{
  display:block;
  background: linear-gradient(180deg, #1d1d1f 0%, #424245 100%);
  -webkit-background-clip: text;background-clip: text;color:transparent;
  opacity:0;transform:translateY(40px);
  animation: rise 1s var(--easing) .2s forwards;
}
.hero-sub{
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight:500;
  color: var(--gray-2);
  letter-spacing:-.005em;
  margin-bottom: 20px;
  opacity:0;transform:translateY(20px);
  animation: rise 1s var(--easing) .45s forwards;
}
.hero-links{
  display:flex;gap:32px;justify-content:center;flex-wrap:wrap;
  opacity:0;transform:translateY(20px);
  animation: rise 1s var(--easing) .65s forwards;
  margin-bottom: 40px;
}
.link-primary{
  font-size:17px;font-weight:500;
  color: var(--blue);
}
.link-primary span{
  display:inline-block;transition: transform .3s ease;margin-left:2px;
}
.link-primary:hover span{transform:translateX(4px)}

.hero-portrait{
  width: clamp(180px, 22vw, 260px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;overflow:hidden;background:var(--gray-6);
  opacity:0;transform: scale(.9);
  animation: scaleIn 1.2s var(--easing) .3s forwards;
  box-shadow: 0 24px 60px -24px rgba(0,0,0,.32);
}
.hero-portrait img{width:100%;height:100%;object-fit:cover}

@keyframes rise{to{opacity:1;transform:none}}
@keyframes scaleIn{to{opacity:1;transform:none}}

/* ============== Pitch ============== */
.pitch{
  padding: 90px 22px;
  max-width: 980px;margin:0 auto;text-align:center;
}
.big-statement{
  font-size: clamp(36px, 6vw, 76px);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing:-.018em;
  color: var(--gray-5);
  margin-bottom: 28px;
}
.big-statement .rev-line{
  display:block;transition: color 1s ease;
}
.big-statement .rev-line.lit{color: var(--gray-1)}
.big-statement .rev-line.accent.lit{
  background: linear-gradient(90deg, #0071e3 0%, #bf5af2 50%, #ff375f 100%);
  -webkit-background-clip: text;background-clip: text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.pitch-sub{
  font-size: clamp(15px, 1.6vw, 18px);
  color: var(--gray-2);font-weight:400;line-height:1.7;
}

/* ============== Stats ============== */
.stats{
  background: var(--gray-6);
  padding: 60px 22px;
  display:grid;grid-template-columns: repeat(4, 1fr);
  gap: 22px;text-align:center;
}
.stat{padding: 0 12px;display:flex;flex-direction:column;align-items:center;gap:6px}
.stat-line{display:flex;align-items:baseline;justify-content:center;gap:4px}
.stat-num{
  font-size: clamp(48px, 6vw, 78px);
  font-weight: 700;
  letter-spacing: -.025em;
  line-height:1;
  color: var(--gray-1);
}
.stat-unit{
  font-size: clamp(22px, 2.4vw, 34px);
  font-weight:600;
  color: var(--gray-3);
}
.stat-label{
  font-size: 14px;
  color: var(--gray-3);
  font-weight:500;
}

/* ============== Feature panels ============== */
.feature{
  padding: 100px 22px;
  position:relative;overflow:hidden;
}
.feature-dark{background: var(--black);color: var(--white)}
.feature-light{background: var(--gray-6);color: var(--gray-1)}
.feature-inner{max-width: 980px;margin: 0 auto;text-align:center}
.feature-eyebrow{
  font-size: 15px;font-weight: 600;color: var(--gray-3);
  margin-bottom: 12px;
}
.feature-dark .feature-eyebrow{color: var(--gray-4)}
.feature-title{
  font-size: clamp(42px, 6.5vw, 84px);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -.02em;
  margin-bottom: 22px;
}
.grad-blue{
  background: linear-gradient(135deg, #2997ff 0%, #64d2ff 100%);
  -webkit-background-clip: text;background-clip: text;
  -webkit-text-fill-color: transparent;color: transparent;
}
.grad-pink{
  background: linear-gradient(135deg, #ff375f 0%, #ff9f0a 100%);
  -webkit-background-clip: text;background-clip: text;
  -webkit-text-fill-color: transparent;color: transparent;
}
.grad-violet{
  background: linear-gradient(135deg, #bf5af2 0%, #2997ff 100%);
  -webkit-background-clip: text;background-clip: text;
  -webkit-text-fill-color: transparent;color: transparent;
}
.grad-amber{
  background: linear-gradient(135deg, #ff9f0a 0%, #ff375f 100%);
  -webkit-background-clip: text;background-clip: text;
  -webkit-text-fill-color: transparent;color: transparent;
}
.grad-cyan{
  background: linear-gradient(135deg, #64d2ff 0%, #30d158 100%);
  -webkit-background-clip: text;background-clip: text;
  -webkit-text-fill-color: transparent;color: transparent;
}
.feature-lede{
  font-size: clamp(17px, 1.9vw, 22px);
  font-weight: 400;
  letter-spacing: -.005em;
  line-height: 1.65;
  margin-bottom: 44px;
  color: var(--gray-2);
}
.feature-dark .feature-lede{color: var(--gray-5)}

/* spec grid */
.spec-grid{
  display:grid;grid-template-columns: repeat(4, 1fr);gap: 18px;
  margin-bottom: 32px;text-align:left;
}
.feature .spec{padding: 16px 0;border-top: 1px solid rgba(255,255,255,.16)}
.feature-light .spec, .spec-grid.light .spec{border-top-color: rgba(0,0,0,.12)}
.spec-k{
  font-size: 12px;font-weight:500;
  color: var(--gray-4);margin-bottom: 4px;
  letter-spacing:.02em;
}
.spec-v{
  font-size: 15px;font-weight:600;letter-spacing:-.005em;line-height:1.4;
}

/* maker toolkit pill row */
.maker-toolkit{
  display:flex;flex-wrap:wrap;justify-content:center;gap:8px;
}
.maker-toolkit span{
  padding: 7px 16px;
  background: rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  border-radius:999px;
  font-size:13px;font-weight:500;
  color: var(--gray-5);
}

/* math hero glyph */
.math-hero{
  height: 180px;
  position:relative;display:grid;place-items:center;
  margin: 0 auto 32px;
}
.formula{
  font-family: Georgia, 'Times New Roman', serif;
  font-style: italic;font-weight: 700;
  font-size: 180px;line-height:1;
  background: linear-gradient(180deg, #ff375f 0%, #ff9f0a 100%);
  -webkit-background-clip: text;background-clip: text;
  -webkit-text-fill-color: transparent;color:transparent;
  letter-spacing:-.04em;
}
.formula.small{
  font-size: 88px;
  position:absolute;top:24%;left:32%;
  background: linear-gradient(180deg, #2997ff, #64d2ff);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  opacity:.9;
}
.formula.tiny{
  font-size: 64px;
  position:absolute;top:54%;right:32%;
  background: linear-gradient(180deg, #bf5af2, #ff375f);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  opacity:.9;
}

/* music icons row */
.music-icons{
  display:flex;justify-content:center;gap: clamp(28px, 5vw, 70px);
  margin: 0 0 44px;
}
.m-icon{display:flex;flex-direction:column;align-items:center;gap:10px}
.m-glyph{
  width: clamp(96px, 11vw, 140px);
  height: clamp(96px, 11vw, 140px);
  display:grid;place-items:center;
  background: var(--white);border-radius: 26px;
  font-size: clamp(46px, 6vw, 68px);
  box-shadow: 0 20px 50px -20px rgba(0,0,0,.18);
  transition: transform .5s var(--easing);
}
.m-icon:hover .m-glyph{transform: translateY(-6px) scale(1.04)}
.m-name{font-size:15px;font-weight:600;color:var(--gray-2)}

/* ============== NEXT ============== */
.next{
  background: var(--black);color: var(--white);
  padding: 110px 22px 100px;
  text-align:center;position:relative;overflow:hidden;
}
.next::before{
  content:"";position:absolute;
  width:900px;height:900px;border-radius:50%;
  background: radial-gradient(circle, rgba(0,113,227,.4) 0%, transparent 60%);
  top:-380px;left:50%;transform:translateX(-50%);
  filter: blur(40px);pointer-events:none;
}
.next-eyebrow{
  font-size:15px;font-weight:600;color: var(--gray-4);
  margin-bottom:14px;position:relative;z-index:1;
}
.next-title{
  font-size: clamp(48px, 8vw, 108px);
  line-height: 1.06;
  font-weight: 700;
  letter-spacing: -.022em;
  margin-bottom: 28px;
  position:relative;z-index:1;
}
.next-title .rev-line{
  display:block;opacity:.28;color:#fff;
  transition: opacity 1s ease, color 1s ease;
}
.next-title .rev-line.lit{opacity:1}
.next-title .rev-line.grad-cyan.lit{
  background: linear-gradient(135deg, #64d2ff 0%, #30d158 100%);
  -webkit-background-clip: text;background-clip: text;
  -webkit-text-fill-color: transparent;color:transparent;
  opacity:1;
}
.next-sub{
  font-size: clamp(16px, 1.8vw, 20px);
  color: var(--gray-5);font-weight:400;
  margin-bottom: 54px;line-height:1.65;
  position:relative;z-index:1;
}
.path-grid{
  display:flex;align-items:stretch;justify-content:center;gap:14px;flex-wrap:wrap;
  max-width: 1080px;margin: 0 auto 44px;position:relative;z-index:1;
}
.path-card{
  flex: 1 1 240px;max-width: 300px;
  padding: 24px 22px;
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius: 16px;
  text-align:left;
  backdrop-filter: blur(14px);
  transition: transform .5s var(--easing), background .4s ease;
}
.path-card:hover{transform: translateY(-4px);background: rgba(255,255,255,.1)}
.path-year{
  font-family:'JetBrains Mono', monospace;
  font-size:12px;letter-spacing:1.2px;
  color: var(--cyan);margin-bottom:12px;
}
.path-card h4{
  font-size: 21px;font-weight: 700;letter-spacing:-.01em;margin-bottom: 8px;
}
.path-card p{font-size: 14px;color: var(--gray-5);line-height:1.55}
.path-arrow{
  align-self:center;font-size: 26px;color: var(--gray-3);font-weight:300;
}
.next-stack{
  display:flex;flex-wrap:wrap;justify-content:center;gap:8px;
  position:relative;z-index:1;
}
.next-stack span{
  padding: 7px 16px;
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:999px;
  font-size:13px;color: var(--gray-5);
}

/* ============== Section heads ============== */
.section-head{
  text-align:center;padding: 0 22px;
  max-width: 980px;margin: 0 auto 40px;
}
.section-eyebrow{
  font-size:15px;font-weight:600;color:var(--gray-3);
  margin-bottom: 10px;
}
.section-title{
  font-size: clamp(32px, 5vw, 60px);
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -.018em;
  color: var(--gray-1);
}

/* ============== Awards grid ============== */
.awards{padding: 90px 22px;background: var(--white)}
.award-grid{
  max-width: 1280px;margin: 0 auto;
  display:grid;grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));gap: 18px;
}
.award{
  background: var(--gray-6);
  border-radius: 18px;overflow: hidden;
  transition: transform .55s var(--easing), box-shadow .55s ease;
}
.award:hover{transform: translateY(-5px);box-shadow: 0 24px 50px -22px rgba(0,0,0,.22)}
.award-img{aspect-ratio: 4 / 3;overflow:hidden;background: #e8e8ec}
.award-img img{
  width:100%;height:100%;object-fit: cover;
  transition: transform .9s var(--easing);
}
.award:hover .award-img img{transform: scale(1.04)}
.award-meta{
  display:flex;justify-content:space-between;align-items:center;
  padding: 14px 16px 4px;
}
.award-cat{
  font-size:11px;letter-spacing: .5px;
  color: var(--blue);font-weight:600;
}
.award-date{
  font-family:'JetBrains Mono', monospace;
  font-size:11px;color: var(--gray-3);
}
.award h3{
  padding: 4px 16px 18px;
  font-size: 15px;font-weight: 600;line-height: 1.45;letter-spacing:-.005em;
  color: var(--gray-1);
}

/* ============== Gallery ============== */
.gallery{padding: 90px 22px;background: var(--gray-6)}
.g-grid{
  max-width:1280px;margin:0 auto;
  display:grid;grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 180px;grid-auto-flow: dense;
  gap: 12px;
}
.gphoto{
  border-radius: 16px;overflow:hidden;background: #e0e0e6;
  cursor: zoom-in;
  transition: transform .55s var(--easing), box-shadow .55s ease;
}
.gphoto img{
  width:100%;height:100%;object-fit:cover;
  transition: transform .9s var(--easing);
}
.gphoto:hover{transform: translateY(-4px);box-shadow: 0 24px 50px -22px rgba(0,0,0,.26)}
.gphoto:hover img{transform: scale(1.05)}
.gphoto.tall{grid-row: span 2}
.gphoto.wide{grid-column: span 2}

/* lightbox */
.lightbox{
  position:fixed;inset:0;z-index:9999;
  background: rgba(0,0,0,.94);
  backdrop-filter: blur(6px);
  display:none;align-items:center;justify-content:center;
  padding: 28px;opacity:0;transition: opacity .25s ease;
}
.lightbox.show{display:flex;opacity:1}
.lightbox img{
  max-width: 92vw;max-height: 88vh;
  border-radius: 12px;
  animation: lbIn .35s var(--easing);
}
@keyframes lbIn{from{transform: scale(.94);opacity: 0}}
.lb-btn{
  position:absolute;width: 44px;height: 44px;border-radius: 50%;
  background: rgba(255,255,255,.12);border: none;color:#fff;cursor:pointer;
  display:grid;place-items:center;font-size: 22px;line-height:1;
  transition: background .2s ease, transform .2s ease;
}
.lb-btn:hover{background: rgba(255,255,255,.22)}
.lb-close{top: 22px;right: 22px}
.lb-close:hover{transform: rotate(90deg)}
.lb-prev{left: 22px;top:50%;transform:translateY(-50%)}
.lb-next{right: 22px;top:50%;transform:translateY(-50%)}
.lb-prev:hover, .lb-next:hover{transform:translateY(-50%) scale(1.06)}

/* ============== Contact ============== */
.contact{padding: 100px 22px 0;background: var(--white)}
.contact-inner{max-width: 1080px;margin: 0 auto;text-align:center}
.contact-eyebrow{
  font-size:15px;font-weight:600;color: var(--gray-3);
  margin-bottom: 14px;
}
.contact-title{
  font-size: clamp(32px, 5vw, 60px);
  line-height: 1.12;
  font-weight: 700;letter-spacing:-.018em;
  margin-bottom: 48px;
}
.contact-grid{
  display:grid;grid-template-columns: repeat(3, 1fr);gap: 16px;
  text-align:left;
}
.c-card{
  padding: 26px 22px;
  background: var(--gray-6);
  border-radius: 18px;
  transition: transform .4s var(--easing);
}
.c-card:hover{transform: translateY(-3px)}
.c-label{
  font-size:12px;letter-spacing:.5px;
  color: var(--blue);font-weight:600;
  margin-bottom: 10px;
}
.c-val{font-size: 15px;font-weight:500;color: var(--gray-1);line-height:1.65}

.footer{text-align:center;padding: 70px 22px 30px}
.foot-mark{
  width: 52px;height: 52px;display:grid;place-items:center;
  background: var(--gray-1);color:#fff;
  font-weight:700;font-size:24px;letter-spacing:.5px;
  border-radius: 16px;margin: 0 auto 14px;
}
.foot-copy{font-size: 12px;color: var(--gray-3)}

/* ============== Reveal helpers ============== */
.reveal{opacity:0;transform:translateY(36px);transition: opacity .9s var(--easing), transform .9s var(--easing)}
.reveal.in-view{opacity:1;transform:none}
.award.reveal,.gphoto.reveal,.spec.reveal,.path-card.reveal,.c-card.reveal{transition-delay: var(--d, 0s)}

/* ============== Responsive ============== */
@media (max-width: 1024px){
  .nav-links{gap: 14px}
  .stats{grid-template-columns: repeat(2,1fr);gap: 30px}
  .spec-grid{grid-template-columns: repeat(2, 1fr)}
  .contact-grid{grid-template-columns: 1fr}
  .g-grid{grid-template-columns: repeat(3, 1fr);grid-auto-rows: 160px}
}
@media (max-width: 734px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .hero{min-height: 80vh;padding: 90px 18px 50px}
  .pitch, .feature, .next, .awards, .gallery, .contact{padding-left: 18px;padding-right:18px}
  .pitch{padding-top:70px;padding-bottom:70px}
  .feature{padding-top:80px;padding-bottom:80px}
  .next{padding-top:90px;padding-bottom:80px}
  .stats{grid-template-columns: 1fr 1fr;padding: 50px 18px;gap:24px}
  .spec-grid{grid-template-columns: 1fr;gap:14px}
  .path-arrow{transform: rotate(90deg)}
  .g-grid{grid-template-columns: repeat(2, 1fr);grid-auto-rows: 130px;gap:10px}
  .gphoto.wide{grid-column: span 2}
}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}

::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background: rgba(0,0,0,.2);border-radius:10px}
::-webkit-scrollbar-thumb:hover{background: rgba(0,0,0,.4)}