/* ================================================================
   Dreamsky — Soft Healing Portfolio
   Sky blue · cloud pink · cream · soft lavender
   ================================================================ */

:root{
  --sky:#7ec5f0;
  --sky-deep:#5aa9e0;
  --sky-soft:#bfe3f7;
  --cloud:#fdfbf7;
  --pink:#f5b8d0;
  --pink-soft:#fbdce8;
  --lav:#c8b5e8;
  --lav-soft:#e6dcf6;
  --ink:#3a4a6b;
  --ink-2:#6b7a96;
  --muted:#9aa6bd;
  --bg:#eef6fc;
  --bg-2:#f6fafe;
  --surface:rgba(255,255,255,.6);
  --surface-2:rgba(255,255,255,.75);
  --surface-hover:rgba(255,255,255,.92);
  --border:rgba(120,150,200,.16);
  --border-hover:rgba(120,150,200,.32);
  --grad:linear-gradient(135deg,#7ec5f0 0%,#c8b5e8 100%);
  --grad-warm:linear-gradient(135deg,#f5b8d0 0%,#c8b5e8 100%);
  --grad-text:linear-gradient(135deg,#5aa9e0 0%,#c8b5e8 45%,#f5b8d0 100%);
  --glow-sky:0 12px 40px rgba(126,197,240,.28);
  --glow-pink:0 12px 40px rgba(245,184,208,.28);
  --glow-lav:0 12px 40px rgba(200,181,232,.28);
  --radius:24px;
  --radius-sm:16px;
  --shadow:0 24px 64px rgba(90,130,180,.18);
  --shadow-soft:0 10px 36px rgba(90,130,180,.12);
  --ease:cubic-bezier(.2,.8,.2,1);
  --dur:.35s;
  --font-display:"Fraunces","Noto Serif SC","Songti SC",serif;
  --font-body:"Quicksand","Nunito","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-hand:"Caveat","Quicksand",cursive;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  line-height:1.7;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none}
h1,h2,h3,h4{
  font-family:var(--font-display);
  line-height:1.2;color:var(--ink);letter-spacing:-.01em;font-weight:600;
}
small{font-weight:400}
.container{max-width:1180px;margin:0 auto;padding:0 28px}

/* ===== Scroll Progress ===== */
.scroll-progress{
  position:fixed;top:0;left:0;height:3px;width:0;
  background:linear-gradient(90deg,#7ec5f0,#c8b5e8,#f5b8d0);
  z-index:300;transition:width .08s linear;
  box-shadow:0 0 12px rgba(126,197,240,.6);
}

/* ===== Cursor Glow ===== */
.cursor-glow{
  position:fixed;width:420px;height:420px;
  border-radius:50%;pointer-events:none;z-index:1;
  background:radial-gradient(circle,rgba(255,255,255,.5) 0%,rgba(245,184,208,.15) 35%,transparent 65%);
  transform:translate(-50%,-50%);
  mix-blend-mode:soft-light;
  transition:opacity .3s;
}
@media (hover:none){.cursor-glow{display:none}}

/* ===== Background: Dreamy Painted Sky ===== */
.bg-decor{position:fixed;inset:0;z-index:-2;overflow:hidden;pointer-events:none}
.bg-decor::before{
  content:"";position:absolute;inset:0;
  background:url("photos/sky-bg.jpg") center/cover no-repeat;
  opacity:.42;
  filter:saturate(1.05) brightness(1.08);
  animation:skyDrift 60s ease-in-out infinite alternate;
}
@keyframes skyDrift{
  0%{transform:scale(1.05) translate(0,0)}
  100%{transform:scale(1.12) translate(-2%,-2%)}
}
.bg-decor::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(238,246,252,.5) 0%, rgba(238,246,252,.78) 40%, rgba(246,250,254,.9) 100%);
}

.bg-grid{
  position:absolute;inset:0;
  background-image:
    radial-gradient(120px 60px at 15% 22%, rgba(255,255,255,.7), transparent 70%),
    radial-gradient(160px 70px at 75% 35%, rgba(255,255,255,.55), transparent 70%),
    radial-gradient(140px 64px at 45% 70%, rgba(251,220,232,.5), transparent 70%);
  filter:blur(8px);
  animation:cloudPan 80s linear infinite;
}
@keyframes cloudPan{
  from{background-position:0 0, 0 0, 0 0}
  to{background-position:200px 0, -200px 0, 120px 0}
}

.bg-aurora{position:absolute;inset:0}
.aur{position:absolute;border-radius:50%;filter:blur(90px);mix-blend-mode:screen;opacity:.4}
.aur.a1{width:560px;height:560px;background:radial-gradient(circle,#7ec5f0 0%,transparent 70%);top:-180px;left:-120px;animation:floatA 24s ease-in-out infinite}
.aur.a2{width:500px;height:500px;background:radial-gradient(circle,#f5b8d0 0%,transparent 70%);top:8%;right:-140px;animation:floatA 28s ease-in-out infinite reverse}
.aur.a3{width:520px;height:520px;background:radial-gradient(circle,#c8b5e8 0%,transparent 70%);bottom:-160px;left:20%;animation:floatA 32s ease-in-out infinite}
.aur.a4{width:440px;height:440px;background:radial-gradient(circle,#bfe3f7 0%,transparent 70%);top:44%;left:40%;opacity:.3;animation:floatA 36s ease-in-out infinite reverse}
@keyframes floatA{
  0%,100%{transform:translate(0,0) scale(1)}
  50%{transform:translate(50px,-40px) scale(1.16)}
}

.bg-particles{position:absolute;inset:0}
.bg-particles span{
  position:absolute;width:6px;height:6px;border-radius:50%;
  background:radial-gradient(circle, rgba(255,255,255,.95), rgba(245,184,208,.4));
  box-shadow:0 0 10px rgba(255,255,255,.8);
  animation:rise linear infinite;
}
.bg-particles span:nth-child(1){left:8%;bottom:-10px;animation-duration:18s;animation-delay:0s}
.bg-particles span:nth-child(2){left:24%;bottom:-10px;width:4px;height:4px;animation-duration:24s;animation-delay:3s}
.bg-particles span:nth-child(3){left:42%;bottom:-10px;width:7px;height:7px;animation-duration:21s;animation-delay:6s}
.bg-particles span:nth-child(4){left:58%;bottom:-10px;width:4px;height:4px;animation-duration:27s;animation-delay:2s}
.bg-particles span:nth-child(5){left:73%;bottom:-10px;width:6px;height:6px;animation-duration:20s;animation-delay:5s}
.bg-particles span:nth-child(6){left:88%;bottom:-10px;width:4px;height:4px;animation-duration:26s;animation-delay:1s}
.bg-particles span:nth-child(7){left:34%;bottom:-10px;width:4px;height:4px;animation-duration:23s;animation-delay:8s}
.bg-particles span:nth-child(8){left:66%;bottom:-10px;width:6px;height:6px;animation-duration:19s;animation-delay:10s}
@keyframes rise{
  0%{transform:translateY(0) scale(.6);opacity:0}
  10%{opacity:1}
  90%{opacity:.7}
  100%{transform:translateY(-108vh) scale(1.1);opacity:0}
}

.bg-noise{display:none}
.bg-blobs{display:none}

@media (prefers-reduced-motion: reduce){
  .bg-decor::before,.bg-grid,.aur,.bg-particles span{animation:none}
}

/* ===== Navigation ===== */
.nav{
  position:fixed;top:18px;left:50%;transform:translateX(-50%);
  width:calc(100% - 36px);max-width:1180px;
  background:rgba(255,255,255,.62);
  backdrop-filter:saturate(170%) blur(20px);
  -webkit-backdrop-filter:saturate(170%) blur(20px);
  border:1px solid rgba(255,255,255,.7);
  border-radius:999px;
  padding:10px 18px 10px 22px;
  display:flex;align-items:center;justify-content:space-between;
  z-index:100;
  box-shadow:0 8px 28px rgba(126,197,240,.18);
  transition:var(--dur) var(--ease);
}
.nav.scrolled{
  background:rgba(255,255,255,.82);
  box-shadow:0 10px 36px rgba(126,197,240,.26);
}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.3px;color:var(--ink);font-size:16px;font-family:var(--font-display)}
.logo-dot{
  width:11px;height:11px;border-radius:50%;
  background:var(--grad);
  box-shadow:0 0 0 4px rgba(126,197,240,.18),0 0 12px rgba(200,181,232,.5);
}
.logo-sub{font-weight:400;color:var(--muted);font-size:13px}

.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a{
  padding:8px 14px;font-size:14px;color:var(--ink-2);
  border-radius:999px;transition:.25s var(--ease);font-weight:600;
}
.nav-links a:hover{color:var(--ink);background:rgba(126,197,240,.12)}
.nav-links a.active-now{color:var(--sky-deep);background:rgba(126,197,240,.18)}
.nav-links a.cta{
  background:var(--grad);color:#fff;font-weight:700;
  box-shadow:0 6px 20px rgba(126,197,240,.4);
  border:none;
}
.nav-links a.cta:hover{box-shadow:0 8px 28px rgba(200,181,232,.55);transform:translateY(-1px)}

.menu-btn{display:none;width:36px;height:36px;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.menu-btn span{width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
.menu-btn.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-btn.open span:nth-child(2){opacity:0}
.menu-btn.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{
  min-height:100vh;
  padding:130px 28px 80px;
  position:relative;
  display:flex;align-items:center;justify-content:center;
}
.hero-inner{
  max-width:1180px;width:100%;
  display:grid;grid-template-columns:1.15fr 1fr;gap:60px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-hand);
  background:rgba(255,255,255,.6);color:var(--sky-deep);
  border:1px solid rgba(255,255,255,.8);
  padding:6px 16px;border-radius:999px;font-size:18px;font-weight:600;
  letter-spacing:.3px;
  margin-bottom:22px;
  box-shadow:var(--shadow-soft);
}
.eyebrow .dot{
  width:8px;height:8px;border-radius:50%;background:var(--pink);
  box-shadow:0 0 0 3px rgba(245,184,208,.25),0 0 8px rgba(245,184,208,.6);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%,100%{box-shadow:0 0 0 3px rgba(245,184,208,.25),0 0 8px rgba(245,184,208,.6)}
  50%{box-shadow:0 0 0 6px rgba(245,184,208,.08),0 0 8px rgba(245,184,208,.6)}
}

.hero-title{font-size:clamp(38px,5.5vw,72px);font-weight:600;letter-spacing:-.02em;line-height:1.1;font-family:var(--font-display)}
.grad-text{
  background:var(--grad-text);
  background-size:200% auto;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:shine 6s linear infinite;
  filter:drop-shadow(0 4px 16px rgba(200,181,232,.3));
}
@keyframes shine{to{background-position:200% center}}
.cursor{color:var(--pink);animation:blink 1s steps(2) infinite;font-weight:300}
@keyframes blink{50%{opacity:0}}

.hero-status{
  font-family:var(--font-hand);font-size:20px;color:var(--ink-2);
  margin:14px 0 0;letter-spacing:.3px;
}
.hero-status .hs-prompt{color:var(--pink);margin-right:6px;font-weight:700}
.hero-status b{color:var(--sky-deep);font-weight:700}
.hero-status .hs-cursor{color:var(--pink);animation:blink 1s steps(2) infinite}

.hero-sub{margin:18px 0;color:var(--ink-2);font-size:16px;max-width:540px;line-height:1.85}
.hero-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px}
.hero-tags span{
  background:rgba(255,255,255,.6);color:var(--ink-2);
  border:1px solid rgba(255,255,255,.8);
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
  box-shadow:var(--shadow-soft);
  transition:var(--dur) var(--ease);
}
.hero-tags span:hover{border-color:var(--sky);box-shadow:var(--glow-sky);color:var(--sky-deep);transform:translateY(-2px)}

.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px}
.btn{
  padding:13px 28px;border-radius:999px;font-size:15px;font-weight:700;
  display:inline-flex;align-items:center;gap:6px;transition:var(--dur) var(--ease);cursor:pointer;
  font-family:var(--font-body);
}
.btn.primary{
  background:var(--grad);color:#fff;
  box-shadow:0 10px 28px rgba(126,197,240,.4);
}
.btn.primary:hover{
  transform:translateY(-2px);
  box-shadow:0 16px 40px rgba(200,181,232,.5);
}
.btn.ghost{
  background:rgba(255,255,255,.65);border:1px solid rgba(255,255,255,.85);color:var(--ink);
  backdrop-filter:blur(10px);box-shadow:var(--shadow-soft);
}
.btn.ghost:hover{border-color:var(--border-hover);background:rgba(255,255,255,.9);transform:translateY(-2px)}

.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;max-width:440px}
.hero-stats>div{
  background:var(--surface);
  backdrop-filter:blur(14px);
  padding:18px 12px;border-radius:var(--radius-sm);
  border:1px solid rgba(255,255,255,.8);text-align:center;
  box-shadow:var(--shadow-soft);
  transition:var(--dur) var(--ease);
}
.hero-stats>div:hover{
  transform:translateY(-4px);
  box-shadow:var(--glow-sky);
}
.hero-stats strong{
  display:block;font-size:30px;font-weight:600;
  background:var(--grad-text);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  font-family:var(--font-display);
}
.hero-stats span{font-size:12px;color:var(--muted);font-weight:600}

.wave{display:inline-block;animation:wave 2.5s ease-in-out infinite;transform-origin:70% 70%}
@keyframes wave{0%,60%,100%{transform:rotate(0)}10%{transform:rotate(14deg)}20%{transform:rotate(-8deg)}30%{transform:rotate(14deg)}40%{transform:rotate(-4deg)}50%{transform:rotate(10deg)}}

.hero-en{
  font-family:"Fraunces",serif;font-style:italic;font-weight:500;
  background:linear-gradient(90deg,#f5b8d0,#c8b5e8);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  font-size:.66em;letter-spacing:.5px;
}

/* ===== Hero Photo Stack ===== */
.photo-stack{
  position:relative;width:100%;aspect-ratio:1;max-width:470px;margin-left:auto;
  cursor:pointer;outline:none;
  -webkit-tap-highlight-color:transparent;
}
.photo-stack:focus-visible{outline:2px solid var(--sky);outline-offset:8px;border-radius:28px}

.ps{
  position:absolute;border-radius:24px;background-size:cover;background-position:center;
  box-shadow:0 22px 48px rgba(90,130,180,.22);
  border:5px solid #fff;
  transition:transform .7s cubic-bezier(.2,.8,.2,1), opacity .5s ease, box-shadow .5s ease;
  will-change:transform;
}
.ps-1{
  inset:8% 8% 8% 8%;z-index:3;
  transform:rotate(-3deg);
  overflow:hidden;
  box-shadow:0 22px 48px rgba(90,130,180,.28),0 0 60px rgba(200,181,232,.2);
}
.ps-2{
  width:50%;height:50%;right:-4%;top:6%;z-index:2;
  transform:rotate(8deg);
  opacity:.92;
}
.ps-3{
  width:44%;height:44%;left:-2%;bottom:4%;z-index:1;
  transform:rotate(-10deg);
  opacity:.85;
}

.photo-stack:hover .ps-1{transform:rotate(-1deg) scale(1.02);box-shadow:0 32px 60px rgba(90,130,180,.3),0 0 80px rgba(200,181,232,.3)}
.photo-stack:hover .ps-2{transform:rotate(12deg) translate(8px,-4px)}
.photo-stack:hover .ps-3{transform:rotate(-14deg) translate(-8px,4px)}

.photo-stack.swapping .ps-1{
  transform:translateX(-30%) rotate(-18deg) scale(.92);
  opacity:0;
}

.ps-shine{
  position:absolute;inset:0;
  background:linear-gradient(120deg,transparent 30%,rgba(255,255,255,.4) 50%,transparent 70%);
  transform:translateX(-100%);transition:.8s;pointer-events:none;
}
.photo-stack:hover .ps-shine{transform:translateX(100%)}

.ps-hint{
  position:absolute;top:14px;right:14px;z-index:5;
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:999px;
  background:rgba(255,255,255,.85);color:var(--ink);
  font-size:11px;font-weight:700;letter-spacing:.4px;
  backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.9);
  box-shadow:var(--shadow-soft);
  opacity:0;transform:translateY(-4px);transition:.35s;
  pointer-events:none;
}
.photo-stack:hover .ps-hint{opacity:1;transform:translateY(0)}
.ps-hint-ic{display:inline-block;animation:spin 4s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

.ps-dots{
  position:absolute;left:50%;bottom:-22px;transform:translateX(-50%);
  display:flex;gap:6px;z-index:5;
}
.ps-dots i{
  width:7px;height:7px;border-radius:50%;
  background:rgba(120,150,200,.25);transition:.3s;
}
.ps-dots i.active{
  width:20px;background:var(--grad);
  box-shadow:0 2px 8px rgba(126,197,240,.5);
}

.float-card{
  position:absolute;
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(14px);
  padding:10px 14px;border-radius:var(--radius-sm);
  display:flex;align-items:center;gap:10px;
  box-shadow:0 12px 32px rgba(90,130,180,.2);font-size:13px;
  border:1px solid rgba(255,255,255,.9);z-index:4;
}
.float-card span{font-size:22px}
.float-card b{display:block;font-weight:700;color:var(--ink);font-size:13px}
.float-card small{display:block;color:var(--muted);font-size:11px;font-weight:600}
.float-card.f1{top:-4%;left:-6%;animation:floatY 4s ease-in-out infinite}
.float-card.f2{bottom:14%;right:-10%;animation:floatY 5s ease-in-out infinite reverse}
.float-card.f3{bottom:-4%;left:6%;animation:floatY 4.5s ease-in-out infinite}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}

.scroll-down{
  position:absolute;bottom:32px;left:50%;transform:translateX(-50%);
  width:24px;height:40px;border:2px solid var(--muted);border-radius:14px;
}
.scroll-down span{
  display:block;width:4px;height:8px;background:var(--sky-deep);border-radius:2px;
  margin:6px auto;animation:scrollDot 1.6s infinite;
  box-shadow:0 0 8px rgba(126,197,240,.5);
}
@keyframes scrollDot{0%{transform:translateY(0);opacity:1}80%{transform:translateY(16px);opacity:0}100%{opacity:0}}

/* ===== Section Generic ===== */
.section{padding:100px 28px;position:relative}
.section.gray{
  background:linear-gradient(180deg,transparent 0%,rgba(200,181,232,.06) 50%,transparent 100%);
}
.section.dark{
  background:linear-gradient(135deg,rgba(126,197,240,.14) 0%,rgba(200,181,232,.14) 50%,rgba(245,184,208,.12) 100%);
  position:relative;
}
.section.dark::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(600px 400px at 20% 30%, rgba(255,255,255,.4) 0%, transparent 60%),
    radial-gradient(500px 400px at 80% 70%, rgba(251,220,232,.3) 0%, transparent 60%);
  pointer-events:none;
}
.section.dark .container{position:relative;z-index:1}

.section-head{
  text-align:center;
  margin-bottom:56px;
  position:relative;
}
.sec-no{
  display:inline-block;
  font-family:var(--font-hand);
  font-size:22px;color:var(--pink);
  letter-spacing:.5px;font-weight:600;
  margin-bottom:6px;
}
.sec-no::before{content:"✿ ";opacity:.7}
.sec-no.light{color:var(--lav)}
.section-head h2{
  font-size:clamp(28px,3.5vw,42px);font-weight:600;letter-spacing:-.02em;
  font-family:var(--font-display);
}
.section-head h2 small{
  display:block;
  font-family:var(--font-hand);font-size:18px;color:var(--muted);
  font-weight:500;letter-spacing:1px;
  margin-top:4px;
}
.sec-desc{
  color:var(--ink-2);font-size:15px;margin-top:14px;
  max-width:560px;margin-left:auto;margin-right:auto;
}

/* ===== About ===== */
.about-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.about-card{
  background:var(--surface);
  backdrop-filter:blur(14px);
  padding:32px 28px;border-radius:var(--radius);
  border:1px solid rgba(255,255,255,.85);
  box-shadow:var(--shadow-soft);
  transition:var(--dur) var(--ease);
  position:relative;
  overflow:hidden;
}
.about-card::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(126,197,240,.08) 0%,transparent 50%);
  opacity:0;transition:var(--dur) var(--ease);
  pointer-events:none;
}
.about-card:hover{
  border-color:rgba(255,255,255,1);
  background:var(--surface-2);
  transform:translateY(-4px);
  box-shadow:var(--glow-sky);
}
.about-card:hover::before{opacity:1}
.about-icon{
  width:54px;height:54px;border-radius:16px;
  background:linear-gradient(135deg,rgba(126,197,240,.18),rgba(200,181,232,.18));
  border:1px solid rgba(255,255,255,.8);
  display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:18px;
}
.about-card h3{font-size:20px;margin-bottom:10px;font-weight:600}
.about-card p{color:var(--ink-2);font-size:15px;line-height:1.75}
.about-card:nth-child(1) p{font-size:16px}
.about-card b{color:var(--sky-deep);font-weight:700}

.about-cta{margin-top:34px;display:flex;justify-content:center}
.resume-btn{
  position:relative;
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 32px;border-radius:999px;
  font-size:15px;font-weight:700;color:#fff;
  background:var(--grad);
  background-size:200% 100%;
  box-shadow:0 14px 36px rgba(126,197,240,.4);
  overflow:hidden;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), background-position .6s;
}
.resume-btn::before{
  content:"";position:absolute;top:0;left:-120%;width:60%;height:100%;
  background:linear-gradient(90deg, transparent, rgba(255,255,255,.5), transparent);
  transform:skewX(-20deg);transition:none;
}
.resume-btn:hover{
  transform:translateY(-3px);
  background-position:100% 0;
  box-shadow:0 20px 48px rgba(200,181,232,.5);
}
.resume-btn:hover::before{animation:btnShine 1s ease}
@keyframes btnShine{from{left:-120%}to{left:140%}}
.resume-btn .rb-icon{font-size:18px}
.resume-btn i{font-style:normal;font-weight:700;transition:transform .3s}
.resume-btn:hover i{transform:translate(2px,-2px)}

/* ===== Timeline ===== */
.timeline{list-style:none;position:relative;max-width:880px;margin:0 auto}
.timeline::before{
  content:"";position:absolute;left:28px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,rgba(126,197,240,.5),rgba(200,181,232,.4),rgba(245,184,208,.3));
}
.t-item{position:relative;padding-left:80px;margin-bottom:28px}
.t-dot{
  position:absolute;left:0;top:8px;
  width:58px;height:58px;border-radius:50%;
  background:#fff;
  border:1px solid rgba(255,255,255,.9);
  color:var(--sky-deep);font-weight:600;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(126,197,240,.3);
  font-size:20px;
  font-family:var(--font-display);
}
.t-card{
  background:var(--surface);
  backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.85);
  border-radius:var(--radius);padding:24px 28px;
  box-shadow:var(--shadow-soft);
  transition:var(--dur) var(--ease);
}
.t-card:hover{
  background:var(--surface-2);
  transform:translateX(6px);
  box-shadow:var(--glow-sky);
}
.t-head{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:8px;margin-bottom:6px}
.t-head h3{font-size:19px;font-weight:600}
.t-time{font-size:13px;color:var(--muted);font-weight:600}
.t-role{color:var(--lav);font-size:14px;margin-bottom:12px;font-weight:700}
.t-card ul{padding-left:18px;font-size:14.5px;color:var(--ink-2);line-height:1.85}
.t-card ul li{margin-bottom:6px}
.t-card b{color:var(--sky-deep);font-weight:700}
.t-card i{color:var(--muted)}

/* ===== Internship Map — Sky Mode ===== */
.map-section{
  position:relative;overflow:hidden;padding-top:90px;padding-bottom:120px;
}
.map-section .container{position:relative;z-index:1}

.map-frame{
  position:relative;
  background:rgba(255,255,255,.55);
  backdrop-filter:blur(14px);
  border-radius:24px;
  box-shadow:0 30px 80px rgba(90,130,180,.22);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.85);
}
.mf-top{
  display:flex;align-items:center;justify-content:center;
  padding:14px 18px;
  background:rgba(255,255,255,.5);
  border-bottom:1px solid var(--border);
}
.mf-title{
  font-family:var(--font-hand);
  font-size:18px;color:var(--ink-2);letter-spacing:.5px;font-weight:600;
}

.mf-stage{
  position:relative;width:100%;aspect-ratio:1.78/1;min-height:480px;
  background:
    radial-gradient(circle at 70% 25%, rgba(255,255,255,.6) 0%, transparent 55%),
    radial-gradient(circle at 20% 80%, rgba(251,220,232,.5) 0%, transparent 55%),
    linear-gradient(180deg,#bfe3f7 0%, #d8ecf9 45%, #eaf6e8 100%);
  overflow:hidden;
}
.mf-stage::before{
  content:"";position:absolute;left:0;right:0;bottom:0;height:34%;
  background:linear-gradient(180deg, rgba(180,224,170,.5), rgba(150,210,150,.7));
  border-radius:50% 50% 0 0 / 60px 60px 0 0;
  transform:scaleX(1.4);
}
.mf-stage::after{
  content:"";position:absolute;inset:0;
  background-image:
    radial-gradient(80px 36px at 18% 20%, rgba(255,255,255,.8), transparent 70%),
    radial-gradient(110px 44px at 60% 14%, rgba(255,255,255,.7), transparent 70%),
    radial-gradient(90px 40px at 85% 26%, rgba(255,255,255,.75), transparent 70%);
  pointer-events:none;
}

.mf-cloud{
  position:absolute;font-family:serif;font-size:42px;color:rgba(255,255,255,.85);
  opacity:.9;
  user-select:none;pointer-events:none;
  letter-spacing:-6px;
  text-shadow:0 4px 12px rgba(126,197,240,.2);
}
.mf-cloud.c1{top:8%;left:8%;font-size:58px;animation:cloudY 9s ease-in-out infinite}
.mf-cloud.c2{top:14%;left:42%;font-size:40px;opacity:.6;animation:cloudY 11s ease-in-out infinite reverse}
.mf-cloud.c3{top:6%;right:10%;font-size:64px;animation:cloudY 13s ease-in-out infinite}
@keyframes cloudY{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-8px)}
}

.mf-trails{
  position:absolute;inset:0;width:100%;height:100%;
  pointer-events:none;
  filter:drop-shadow(0 2px 4px rgba(245,184,208,.4));
}
.mf-trails path{
  stroke:rgba(245,184,208,.85) !important;
}

.land{
  position:absolute;
  transform:translate(-50%,-50%);
  z-index:5;
  width:140px;height:160px;
  display:flex;flex-direction:column;align-items:center;
  cursor:pointer;
  background:transparent;border:none;padding:0;
  font:inherit;color:inherit;
  -webkit-tap-highlight-color:transparent;
}
.land:focus-visible{outline:2px solid var(--sky);outline-offset:6px;border-radius:18px}

.land-num{
  font-family:var(--font-display);font-weight:600;
  color:var(--sky-deep);font-size:30px;line-height:1;
  width:46px;height:46px;
  display:inline-flex;align-items:center;justify-content:center;
  border:2px solid #fff;border-radius:50%;
  background:rgba(255,255,255,.9);
  position:absolute;top:-22px;left:50%;transform:translateX(-50%);
  z-index:3;
  transition:var(--dur) var(--ease);
  box-shadow:0 6px 16px rgba(126,197,240,.35);
}
.land:hover .land-num{
  background:var(--sky-deep);color:#fff;transform:translateX(-50%) scale(1.08);
  box-shadow:0 8px 28px rgba(126,197,240,.55);
}

.land-art{
  position:relative;width:130px;height:130px;
  display:flex;align-items:flex-end;justify-content:center;
  margin-top:18px;
  transition:.4s var(--ease);
}
.land:hover .land-art{transform:translateY(-6px)}

.land-base{
  position:absolute;left:50%;bottom:6px;transform:translateX(-50%);
  width:120px;height:30px;border-radius:50%;
  background:radial-gradient(circle,rgba(126,197,240,.25) 0%, rgba(200,181,232,.12) 70%, transparent 100%);
  z-index:1;
}
.land-emoji{
  font-size:78px;
  filter:drop-shadow(0 14px 18px rgba(90,130,180,.3));
  position:relative;z-index:2;
  margin-bottom:8px;
  transition:.4s var(--ease);
}
.land:hover .land-emoji{transform:scale(1.06)}

.land-tree{
  position:absolute;font-size:30px;z-index:2;
  filter:drop-shadow(0 6px 8px rgba(90,130,180,.2));
}
.land-tree.t-a{left:0;bottom:0}
.land-tree.t-b{right:-4px;bottom:4px;font-size:24px}

.land-chip{
  position:absolute;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.95);
  border-radius:var(--radius-sm);
  padding:8px 12px 8px 8px;
  display:flex;align-items:center;gap:10px;
  box-shadow:0 12px 32px rgba(90,130,180,.25);
  z-index:6;
  transition:var(--dur) var(--ease);
  white-space:nowrap;
  text-align:left;
}
.land:hover .land-chip{
  transform:translateX(-50%) translateY(-3px) scale(1.04);
  box-shadow:0 18px 40px rgba(90,130,180,.3),var(--glow-sky);
}
.land-chip b{
  width:34px;height:34px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#5aa9e0,#c8b5e8);
  color:#fff;font-weight:700;font-size:15px;
  flex-shrink:0;
  box-shadow:0 4px 10px rgba(90,130,180,.25);
}
.land-chip strong{display:block;font-size:13px;color:var(--ink);font-weight:700;line-height:1.2}
.land-chip small{display:block;font-size:11px;color:var(--muted);margin-top:2px;letter-spacing:.3px;font-weight:600}

.chip-arrow{
  width:26px;height:26px;border-radius:50%;
  background:rgba(126,197,240,.12);color:var(--sky-deep);
  font-size:13px;font-weight:700;line-height:1;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(126,197,240,.2);
  margin-left:4px;flex-shrink:0;
  transition:.25s;
}
.land:hover .chip-arrow{
  background:var(--sky-deep);color:#fff;border-color:var(--sky-deep);
  transform:scale(1.08);
}

.land .land-chip{
  top:calc(100% - 4px);
  left:50%;
  transform:translateX(-50%);
  right:auto;bottom:auto;
}
.land:hover .land-chip{
  transform:translateX(-50%) translateY(-3px) scale(1.04);
}

/* ===== Intern Modal ===== */
.intern-modal{
  position:fixed;inset:0;z-index:200;
  display:flex;align-items:center;justify-content:center;
  pointer-events:none;opacity:0;transition:.3s;
}
.intern-modal.open{opacity:1;pointer-events:auto}
.im-mask{
  position:absolute;inset:0;
  background:rgba(126,160,210,.4);
  backdrop-filter:blur(8px);
}
.im-dialog{
  position:relative;
  width:min(560px,calc(100% - 32px));
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(20px);
  border:1px solid rgba(255,255,255,.95);
  border-radius:24px;
  padding:32px 30px 28px;
  box-shadow:0 40px 80px rgba(90,130,180,.3),var(--glow-lav);
  max-height:80vh;overflow:auto;
  transform:translateY(20px) scale(.96);
  transition:.4s var(--ease);
}
.intern-modal.open .im-dialog{transform:none}
.im-close{
  position:absolute;top:14px;right:18px;
  width:34px;height:34px;border-radius:50%;
  font-size:24px;line-height:1;color:var(--muted);
  display:flex;align-items:center;justify-content:center;
  transition:.25s;
}
.im-close:hover{background:rgba(126,197,240,.12);color:var(--sky-deep)}
.im-body h3{font-size:22px;margin-bottom:6px;color:var(--ink);font-family:var(--font-display)}
.im-body .im-role{
  display:inline-block;font-size:13px;color:var(--sky-deep);font-weight:700;
  background:rgba(126,197,240,.14);padding:4px 12px;border-radius:999px;
  margin:6px 0 12px;
}
.im-body .im-time{
  font-size:12px;color:var(--muted);letter-spacing:1px;
  margin-bottom:14px;display:block;font-weight:600;
}
.im-body ul{padding-left:18px;font-size:14px;color:var(--ink-2);line-height:1.8}
.im-body ul:empty{display:none}
.im-body ul li{margin-bottom:6px}
.im-body ul b{color:var(--sky-deep);font-weight:700}
.im-body .im-group{
  margin:16px 0 12px;padding:12px 16px;
  background:linear-gradient(135deg,rgba(126,197,240,.14),rgba(245,184,208,.12));
  border-left:3px solid var(--sky);
  border-radius:0 12px 12px 0;
}
.im-body .im-group:first-child{margin-top:0}
.im-body .im-group-tag{
  display:inline-block;font-family:var(--font-display);
  font-size:15px;font-weight:700;color:var(--sky-deep);
  margin-bottom:4px;
}
.im-body .im-group p{font-size:13px;color:var(--ink-2);line-height:1.6;margin:0}

/* ===== Research ===== */
.research-section{background:transparent}
.research-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
}
.paper-card{
  background:var(--surface);
  backdrop-filter:blur(14px);
  border-radius:24px;overflow:hidden;
  border:1px solid rgba(255,255,255,.85);
  display:flex;flex-direction:column;
  box-shadow:var(--shadow-soft);
  transition:var(--dur) var(--ease);
}
.paper-card:hover{
  transform:translateY(-8px);
  box-shadow:0 28px 60px rgba(90,130,180,.22),var(--glow-sky);
}
.paper-cover{
  position:relative;height:180px;
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;
}
.paper-cover.p1{background:linear-gradient(135deg,#7ec5f0 0%,#a9c8ee 50%,#c8b5e8 100%)}
.paper-cover.p2{background:linear-gradient(135deg,#f5b8d0 0%,#d4b8e6 50%,#a9c8ee 100%)}
.paper-cover::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 30% 30%, rgba(255,255,255,.4), transparent 60%);
}
.paper-glyph{
  font-size:64px;
  filter:drop-shadow(0 8px 16px rgba(90,130,180,.2));
  transition:.5s var(--ease);z-index:1;
}
.paper-card:hover .paper-glyph{transform:scale(1.18) rotate(-6deg)}
.paper-badge{
  position:absolute;top:14px;left:14px;z-index:2;
  background:rgba(255,255,255,.85);backdrop-filter:blur(8px);
  color:var(--ink);
  padding:5px 12px;border-radius:999px;
  font-size:11px;font-weight:700;letter-spacing:.3px;
  border:1px solid rgba(255,255,255,.9);
}
.paper-acc{
  position:absolute;right:16px;bottom:14px;z-index:2;
  color:#fff;text-align:right;
  text-shadow:0 2px 8px rgba(90,130,180,.4);
}
.paper-acc b{font-size:26px;font-weight:600;display:block;line-height:1;font-family:var(--font-display)}
.paper-acc small{font-size:11px;opacity:.95;font-weight:600}

.paper-body{
  padding:22px 22px 24px;
  display:flex;flex-direction:column;flex:1;
}
.paper-meta{
  display:flex;justify-content:space-between;align-items:center;
  margin-bottom:10px;
}
.paper-venue{
  font-size:12px;font-weight:700;color:var(--lav);
  letter-spacing:.3px;
}
.paper-year{font-size:12px;color:var(--muted);font-weight:600}
.paper-body h3{font-size:17px;margin-bottom:10px;line-height:1.45;font-weight:600;font-family:var(--font-display)}
.paper-desc{
  font-size:13.5px;color:var(--ink-2);line-height:1.65;
  margin-bottom:14px;flex:1;
}
.paper-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.paper-tags span{
  font-size:11px;font-weight:600;
  padding:3px 10px;border-radius:999px;
  background:rgba(126,197,240,.12);color:var(--sky-deep);
  border:1px solid rgba(126,197,240,.18);
}
.paper-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:700;color:var(--lav);
  align-self:flex-start;
  padding:8px 14px;border-radius:999px;
  background:rgba(200,181,232,.14);
  border:1px solid rgba(200,181,232,.22);
  transition:var(--dur) var(--ease);
}
.paper-link i{font-style:normal;transition:.3s}
.paper-link:hover{background:var(--lav);color:#fff;border-color:var(--lav)}
.paper-link:hover i{transform:translate(2px,-2px)}

.paper-summary{
  background:linear-gradient(135deg,rgba(126,197,240,.16) 0%, rgba(245,184,208,.14) 100%);
  border:1px solid rgba(255,255,255,.85);
}
.paper-summary-inner{
  padding:36px 28px;flex:1;
  display:flex;flex-direction:column;justify-content:center;gap:14px;
}
.paper-summary h3{color:var(--ink);font-size:20px;line-height:1.4;font-family:var(--font-display)}
.paper-summary p{
  font-size:14px;color:var(--ink-2);line-height:1.7;
}
.paper-summary p b{color:var(--sky-deep);font-weight:700}
.ps-icon{
  width:54px;height:54px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.6);
  border:1px solid rgba(255,255,255,.85);
  font-size:26px;
  margin-bottom:6px;
}
.ps-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:14px;
  margin-top:8px;padding-top:18px;
  border-top:1px solid rgba(120,150,200,.2);
}
.ps-stats div{display:flex;flex-direction:column}
.ps-stats b{
  font-size:24px;font-weight:600;color:var(--sky-deep);
  font-family:var(--font-display);
}
.ps-stats small{font-size:11px;color:var(--muted);margin-top:2px;font-weight:600}

/* ===== Skills ===== */
.skills-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:48px;
}
.skill-card:nth-child(1){grid-column:span 2}
.skill-card:nth-child(4){grid-column:span 2}
.skill-card{
  background:var(--surface);
  backdrop-filter:blur(14px);
  padding:28px;border-radius:var(--radius);
  border:1px solid rgba(255,255,255,.85);
  box-shadow:var(--shadow-soft);
  transition:var(--dur) var(--ease);
}
.skill-card:hover{
  background:var(--surface-2);
  transform:translateY(-4px);
  box-shadow:var(--glow-lav);
}
.skill-card h3{font-size:18px;margin-bottom:10px;font-weight:600;font-family:var(--font-display)}
.skill-card p{font-size:14px;color:var(--ink-2);line-height:1.7}

.stack{text-align:center}
.stack h4{font-size:14px;color:var(--muted);font-weight:700;margin-bottom:16px;letter-spacing:2px}
.chips{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}
.chips span{
  background:var(--surface);padding:8px 16px;border-radius:999px;
  border:1px solid rgba(255,255,255,.85);font-size:13px;font-weight:600;color:var(--ink-2);
  transition:var(--dur) var(--ease);cursor:default;
  backdrop-filter:blur(8px);
}
.chips span:hover{
  background:var(--surface-hover);color:var(--sky-deep);
  border-color:var(--sky);
  box-shadow:var(--glow-sky);
  transform:translateY(-2px);
}

/* ===== Vibe Coding Works ===== */
.vibe-works{margin-top:48px;text-align:center}
.vibe-works>h4{
  font-family:var(--font-display);font-size:20px;color:var(--ink);
  font-weight:600;margin-bottom:22px;
}
.vibe-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:18px;
  max-width:820px;margin:0 auto;align-items:start;
}
.vibe-card{
  display:flex;align-items:flex-start;gap:16px;text-align:left;
  background:var(--surface);
  backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.85);
  border-radius:var(--radius);
  padding:22px 24px;
  box-shadow:var(--shadow-soft);
  transition:var(--dur) var(--ease);
}
.vibe-card:hover{
  transform:translateY(-4px);
  background:var(--surface-2);
  box-shadow:var(--glow-lav);
}
.vibe-ic{
  flex-shrink:0;
  width:52px;height:52px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;font-size:26px;
  background:linear-gradient(135deg,rgba(126,197,240,.18),rgba(245,184,208,.18));
  border:1px solid rgba(255,255,255,.8);
}
.vibe-info strong{
  display:block;font-size:16px;color:var(--ink);font-weight:700;
  font-family:var(--font-display);margin-bottom:6px;
}
.vibe-info small{
  display:block;font-size:13px;color:var(--ink-2);line-height:1.65;
}

/* card with screenshot — vertical layout */
.vibe-card.has-shot{
  flex-direction:column;align-items:stretch;gap:0;padding:0;
  overflow:hidden;
}
.vibe-shot{
  position:relative;display:block;
  aspect-ratio:16/10;overflow:hidden;
  background:linear-gradient(135deg,#bfe3f7,#e6dcf6 55%,#fbdce8);
}
.vibe-shot img{
  width:100%;height:100%;object-fit:cover;object-position:top center;
  transition:transform .6s var(--ease);
}
.vibe-card.has-shot:hover .vibe-shot img{transform:scale(1.04)}
.vibe-shot-tag{
  position:absolute;right:12px;bottom:12px;
  padding:5px 12px;border-radius:999px;
  background:rgba(255,255,255,.88);backdrop-filter:blur(8px);
  color:var(--sky-deep);font-size:11px;font-weight:700;
  border:1px solid rgba(255,255,255,.9);
  box-shadow:var(--shadow-soft);
  opacity:0;transform:translateY(6px);transition:.3s var(--ease);
}
.vibe-card.has-shot:hover .vibe-shot-tag{opacity:1;transform:translateY(0)}
.vibe-head{
  display:flex;align-items:flex-start;gap:16px;
  padding:20px 24px 24px;
}

/* ===== Hobbies ===== */
.hobby-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.hobby{
  background:var(--surface);
  backdrop-filter:blur(14px);
  padding:24px 20px;border-radius:var(--radius);
  border:1px solid rgba(255,255,255,.85);text-align:center;
  box-shadow:var(--shadow-soft);
  transition:var(--dur) var(--ease);
}
.hobby:hover{
  transform:translateY(-6px) rotate(-1deg);
  box-shadow:var(--glow-pink);
  background:var(--surface-2);
}
.hobby .emoji{font-size:38px;margin-bottom:10px;display:block;transition:.3s var(--ease)}
.hobby:hover .emoji{transform:scale(1.2) rotate(8deg)}
.hobby h4{font-size:16px;margin-bottom:6px;font-weight:600;font-family:var(--font-display)}
.hobby p{font-size:12.5px;color:var(--muted);line-height:1.6}

/* ===== Contact ===== */
.contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.contact-left .section-head{text-align:left;margin-bottom:34px}
.contact-left .sec-no{margin-bottom:6px}
.contact-left .section-head h2 small{margin-left:0}
.contact-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}
.contact-item{
  background:var(--surface);
  border:1px solid rgba(255,255,255,.85);
  padding:14px 18px;border-radius:var(--radius-sm);
  display:flex;align-items:center;gap:14px;
  box-shadow:var(--shadow-soft);
  transition:var(--dur) var(--ease);
  backdrop-filter:blur(10px);
}
.contact-item:hover{
  background:var(--surface-hover);
  transform:translateX(4px);
  box-shadow:var(--glow-pink);
}
.ci-ic{
  font-size:22px;width:42px;height:42px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(126,197,240,.18),rgba(245,184,208,.18));
  border:1px solid rgba(255,255,255,.8);
  border-radius:12px;
}
.contact-item b{display:block;font-size:14px;color:var(--ink);font-weight:700}
.contact-item small{font-size:12px;color:var(--muted);font-weight:600}

.contact-form{
  background:var(--surface);
  border:1px solid rgba(255,255,255,.85);
  border-radius:var(--radius);padding:32px;
  box-shadow:var(--shadow-soft);
  backdrop-filter:blur(14px);
}
.contact-form h3{font-size:20px;margin-bottom:20px;font-weight:600;font-family:var(--font-display)}
.contact-form label{display:block;margin-bottom:14px;font-size:13px;color:var(--ink-2);font-weight:600;letter-spacing:.3px}
.contact-form input,.contact-form textarea{
  width:100%;margin-top:6px;
  background:rgba(255,255,255,.7);
  border:1px solid var(--border);
  border-radius:12px;padding:12px 14px;color:var(--ink);
  font-family:var(--font-body);font-size:14px;transition:var(--dur) var(--ease);
}
.contact-form input::placeholder,.contact-form textarea::placeholder{color:var(--muted)}
.contact-form input:focus,.contact-form textarea:focus{
  outline:none;border-color:var(--sky);
  background:#fff;
  box-shadow:0 0 0 3px rgba(126,197,240,.15);
}
.contact-form textarea{resize:vertical;min-height:96px}
.contact-form .btn{
  width:100%;justify-content:center;margin-top:6px;
  background:var(--grad);color:#fff;
}
.contact-form .btn:hover{box-shadow:0 12px 32px rgba(200,181,232,.45)}
.form-tip{margin-top:14px;font-size:14px;color:var(--sky-deep);text-align:center;min-height:18px;font-weight:600}

/* ===== Footer ===== */
.footer{padding:28px 28px;background:rgba(255,255,255,.5);backdrop-filter:blur(10px);color:var(--ink-2);font-size:13px;border-top:1px solid var(--border);font-weight:600}
.foot{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.foot a:hover{color:var(--sky-deep)}

/* ===== Reveal ===== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.delay-1{transition-delay:.12s}
.reveal.delay-2{transition-delay:.24s}

/* ===== Responsive ===== */
@media (max-width: 960px){
  .hero-inner{grid-template-columns:1fr;gap:40px;text-align:center}
  .hero-left{display:flex;flex-direction:column;align-items:center}
  .hero-sub{margin-left:auto;margin-right:auto}
  .hero-tags,.hero-cta{justify-content:center}
  .photo-stack{max-width:340px;margin:0 auto}
  .hero-stats{margin:0 auto}
  .about-grid{grid-template-columns:1fr 1fr}
  .research-grid,.skills-grid{grid-template-columns:repeat(2,1fr)}
  .skill-card:nth-child(1),.skill-card:nth-child(4){grid-column:span 2}
  .hobby-grid{grid-template-columns:repeat(3,1fr)}
  .contact-wrap{grid-template-columns:1fr;gap:40px}
  .contact-left .section-head{text-align:center}
  .mf-stage{aspect-ratio:1.3/1;min-height:520px}
  .land{width:120px;height:140px}
  .land-art{width:110px;height:110px}
  .land-emoji{font-size:64px}
  .land-base{width:100px}
  .land-chip{padding:6px 10px 6px 6px}
  .land-chip b{width:30px;height:30px;font-size:13px}
  .land-chip strong{font-size:12px}
  .land-chip small{font-size:10px}
  .chip-arrow{width:22px;height:22px;font-size:11px}
}
@media (max-width: 720px){
  .nav-links{
    position:fixed;top:80px;left:16px;right:16px;
    background:rgba(255,255,255,.95);backdrop-filter:blur(20px);
    border-radius:14px;border:1px solid var(--border);
    padding:14px;flex-direction:column;align-items:stretch;gap:4px;
    box-shadow:var(--shadow);
    transform:translateY(-10px);opacity:0;pointer-events:none;transition:.25s;
  }
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a{padding:12px 14px}
  .menu-btn{display:flex}
  .section{padding:80px 20px}
  .section-head h2{font-size:28px}
  .hero{padding-top:110px}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .about-grid,.research-grid,.skills-grid,.hobby-grid{grid-template-columns:1fr 1fr}
  .skill-card:nth-child(1),.skill-card:nth-child(4){grid-column:span 2}
  .land{width:96px;height:150px}
  .land-emoji{font-size:46px}
  .land-art{width:88px;height:88px}
  .land-base{width:78px;height:22px}
  .mf-stage{min-height:680px;aspect-ratio:auto}
  .land.l1{left:28% !important;top:20% !important}
  .land.l2{left:72% !important;top:20% !important}
  .land.l3{left:28% !important;top:62% !important}
  .land.l4{left:72% !important;top:62% !important}
  .land.l1 .land-chip,
  .land.l2 .land-chip,
  .land.l3 .land-chip,
  .land.l4 .land-chip{
    top:auto;bottom:-58px;left:50%;right:auto;
    transform:translateX(-50%);
    white-space:normal;
    width:max-content;
    max-width:160px;
  }
  .land:hover .land-chip{transform:translateX(-50%) translateY(-3px) scale(1.04)}
  .land-chip{padding:5px 8px 5px 5px;gap:6px}
  .land-chip b{width:24px;height:24px;font-size:10px;border-radius:7px}
  .land-chip strong{font-size:11px;line-height:1.25}
  .land-chip small{font-size:9.5px;margin-top:1px;white-space:normal}
  .chip-arrow{width:18px;height:18px;font-size:10px;margin-left:2px}
  .land-num{width:34px;height:34px;font-size:14px}
  .mf-cloud{font-size:32px !important}
  .mf-cloud.c2{display:none}
  .mf-trails{display:none}
  .t-item{padding-left:64px}
  .t-dot{width:48px;height:48px;font-size:16px}
  .timeline::before{left:23px}
  .contact-list{grid-template-columns:1fr}
  .float-card{font-size:11px;padding:8px 10px}
  .float-card span{font-size:18px}
  .hero-en{font-size:.55em}
  .hero-status{font-size:18px}
}
@media (max-width: 460px){
  .hobby-grid{grid-template-columns:1fr 1fr}
  .about-grid,.research-grid,.skills-grid{grid-template-columns:1fr}
  .about-card:nth-child(1),.skill-card:nth-child(1),.skill-card:nth-child(4){grid-column:span 1}
  .hero-title{font-size:36px}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
}