/* =========================================================
   胡若玗 · Portfolio  —  Warm palette + GSAP micro-animations
   ========================================================= */

/* ---------- Design tokens ---------- */
:root{
  --cream:      #FBF3E4;
  --peach:      #F6D5B8;
  --peach-deep: #E8A87B;
  --coral:      #EB8E64;
  --sage:       #D6E1C4;
  --sage-deep:  #A9BE95;
  --ink:        #191919;
  --ink-soft:   #4A4A48;
  --line:       rgba(25,25,25,.12);
  --card:       rgba(255,255,255,.55);
  --card-solid: #FFFDF7;
  --shadow-sm:  0 2px 10px rgba(90,60,30,.06);
  --shadow-md:  0 20px 40px -20px rgba(90,60,30,.25);
  --shadow-lg:  0 40px 80px -30px rgba(90,60,30,.35);
  --radius-lg:  28px;
  --radius-md:  18px;
  --radius-pill:999px;
  --font-serif: 'DM Serif Display','Noto Serif SC', serif;
  --font-sans:  'Inter','PingFang SC','Microsoft YaHei', system-ui, sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);
  color:var(--ink);
  background:var(--cream);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

/* ---------- Warm gradient background + floating orbs ---------- */
body::before{
  content:"";
  position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(1200px 800px at 85% -10%, #FCE4D3 0%, transparent 55%),
    radial-gradient(1000px 700px at -10% 20%,  #F5EAD8 0%, transparent 60%),
    radial-gradient(900px 700px at 50% 110%,   #DDE8D0 0%, transparent 60%),
    linear-gradient(180deg,#FBF3E4 0%,#FAF1E0 100%);
}
.bg-orbs{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55}
.orb-1{width:520px;height:520px;top:-140px;right:-120px;background:#F6C7A8}
.orb-2{width:460px;height:460px;top:35%;left:-160px;background:#E9DCC0}
.orb-3{width:600px;height:600px;top:85%;right:-200px;background:#CDDCC0}
.orb-4{width:380px;height:380px;top:145%;left:20%;background:#F1B892}

img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}

/* =========================================================
   Nav
   ========================================================= */
.nav{
  position:fixed;top:22px;left:50%;transform:translateX(-50%);
  z-index:50;
  display:flex;align-items:center;gap:38px;
  padding:10px 14px 10px 18px;
  background:rgba(255,253,247,.72);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  box-shadow:var(--shadow-md);
  max-width:calc(100vw - 40px);
}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:2px;font-size:14px}
.nav-avatar{
  width:36px;height:36px;border-radius:50%;overflow:hidden;
  border:2px solid #fff;box-shadow:var(--shadow-sm);flex:none;
}
.nav-avatar img{width:100%;height:100%;object-fit:cover}
.nav-menu{display:flex;gap:6px}
.nav-link{
  padding:8px 16px;font-size:14px;font-weight:500;color:var(--ink-soft);
  border-radius:var(--radius-pill);transition:.25s ease;
  white-space:nowrap;
}
.nav-link:hover{color:var(--ink);background:rgba(25,25,25,.05)}
.nav-link.is-active{background:var(--ink);color:#fff}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 16px;font-size:13px;font-weight:600;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-pill);
  transition:.25s;
  white-space:nowrap;
}
.nav-cta:hover{background:var(--ink);color:#fff;border-color:var(--ink)}

/* =========================================================
   Hero
   ========================================================= */
.hero{
  min-height:100vh;
  padding:150px 6vw 120px;
  display:flex;flex-direction:column;justify-content:center;position:relative;
}
.hero-inner{
  display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;
  max-width:1280px;margin:0 auto;width:100%;
}

.hero-badge{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 18px;background:rgba(255,255,255,.6);border:1px solid var(--line);
  border-radius:var(--radius-pill);font-size:13px;font-weight:500;
  margin-bottom:28px;
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 4px rgba(235,142,100,.2)}
.hero-badge em{color:var(--ink-soft);font-style:normal}

.hero-title{
  font-family:var(--font-serif);
  font-size:clamp(58px,7vw,104px);
  line-height:1.02;letter-spacing:-1px;
  margin-bottom:22px;
}
.hero-title .line{display:block;overflow:hidden}
.hero-title .line > *{display:inline-block}
.name-wrap{position:relative;padding:0 4px;display:inline-flex;align-items:baseline;gap:14px}
.name-en{
  font-family:var(--font-sans);
  font-size:.32em;font-weight:500;letter-spacing:1px;font-style:italic;
  color:var(--coral);
  padding:6px 14px;background:rgba(255,255,255,.7);
  border:1px solid var(--line);border-radius:var(--radius-pill);
  transform:translateY(-.35em);
  white-space:nowrap;
}
.cloud-sticker{
  position:absolute;left:38%;top:-8%;width:.85em;height:.55em;
  transform:translateX(-50%) rotate(-6deg);
  filter:drop-shadow(0 6px 12px rgba(70,120,170,.25));
}

.hero-role{
  font-size:20px;font-weight:500;color:var(--ink-soft);
  margin-bottom:28px;
}
.hero-role strong{
  color:var(--coral);font-weight:700;
  background:linear-gradient(180deg,transparent 62%,rgba(235,142,100,.22) 62%);
  padding:0 4px;
}

.hero-motto{
  display:flex;align-items:stretch;gap:0;
  background:rgba(255,255,255,.55);border:1px solid var(--line);
  border-radius:var(--radius-md);padding:14px 18px;
  margin-bottom:22px;max-width:520px;
}
.hero-motto-label{
  font-size:12px;font-weight:600;letter-spacing:1px;
  padding:4px 10px;background:var(--ink);color:#fff;border-radius:6px;
  align-self:center;margin-right:14px;white-space:nowrap;
}
.hero-motto p{font-size:14px;color:var(--ink-soft);line-height:1.55}

.hero-desc{color:var(--ink-soft);font-size:15px;margin-bottom:24px;max-width:520px}

.hero-tags{list-style:none;display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.hero-tags li{
  padding:8px 16px;font-size:13px;font-weight:500;
  background:rgba(255,255,255,.7);border:1px solid var(--line);
  border-radius:var(--radius-pill);
  transition:.25s;
}
.hero-tags li:hover{background:var(--peach);border-color:var(--peach-deep);transform:translateY(-2px)}

.hero-actions{display:flex;gap:12px;flex-wrap:wrap}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:15px 32px;font-size:14px;font-weight:600;letter-spacing:.5px;
  border-radius:var(--radius-pill);border:1px solid transparent;
  transition:.3s cubic-bezier(.4,0,.2,1);cursor:pointer;
}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--coral);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}

/* Hero visual (right side) */
.hero-visual{position:relative;aspect-ratio:4/5;max-width:480px;justify-self:center;width:100%}
.hero-photo{
  width:100%;height:100%;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-lg);
  transform:rotate(-1.5deg);
  border:6px solid #fff;
}
.hero-photo img{width:100%;height:100%;object-fit:cover}
.hero-now{
  position:absolute;left:-40px;bottom:60px;
  display:flex;align-items:center;gap:14px;
  padding:16px 22px;background:#fff;border-radius:var(--radius-md);
  box-shadow:var(--shadow-md);
}
.now-tag{
  padding:4px 12px;background:var(--ink);color:#fff;
  font-size:11px;font-weight:700;letter-spacing:1px;border-radius:6px;
}
.now-title{font-size:15px;font-weight:600}
.now-sub{font-size:12px;color:var(--ink-soft)}
.hero-badge-round{
  position:absolute;right:-30px;bottom:-30px;width:130px;height:130px;
  background:var(--peach);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  animation:spin 22s linear infinite;
}
.hero-badge-round svg{width:100%;height:100%}
@keyframes spin{to{transform:rotate(360deg)}}

.hero-scroll{
  position:absolute;bottom:40px;left:50%;transform:translateX(-50%);
  display:flex;align-items:center;gap:12px;color:var(--ink-soft);font-size:13px;
}
.hero-scroll-arrow{
  width:32px;height:32px;border-radius:50%;background:var(--coral);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  animation:bounce 1.8s ease-in-out infinite;
}
@keyframes bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(6px)}}

/* =========================================================
   Section shell
   ========================================================= */
.section{padding:120px 6vw;max-width:1280px;margin:0 auto}
.section-head{
  display:flex;align-items:baseline;gap:20px;margin-bottom:64px;flex-wrap:wrap;
  padding-bottom:24px;border-bottom:1px solid var(--line);
}
.section-num{
  font-family:var(--font-serif);font-size:14px;
  padding:6px 14px;background:var(--ink);color:#fff;border-radius:var(--radius-pill);
}
.section-title{
  font-family:var(--font-serif);font-size:clamp(38px,4.5vw,64px);
  line-height:1;letter-spacing:-.5px;
}
.section-sub{
  font-size:14px;color:var(--ink-soft);letter-spacing:4px;text-transform:uppercase;
  margin-left:auto;
}

/* =========================================================
   About
   ========================================================= */
.about-grid{
  display:grid;grid-template-columns:1.4fr 1fr;gap:22px;align-items:stretch;
}
.about-card{
  padding:34px;background:var(--card-solid);border:1px solid var(--line);
  border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);
}
.about-lead{font-size:22px;line-height:1.55;margin-bottom:16px}
.about-lead strong{color:var(--coral)}
.about-card p{color:var(--ink-soft)}
.drop{
  float:left;font-family:var(--font-serif);font-size:64px;line-height:.9;
  padding:6px 12px 0 0;color:var(--coral);
}

.about-info dl{display:grid;gap:14px}
.about-info div{display:flex;justify-content:space-between;padding-bottom:12px;border-bottom:1px dashed var(--line)}
.about-info dt{font-size:13px;color:var(--ink-soft);letter-spacing:1px}
.about-info dd{font-size:14px;font-weight:600}

.about-stats{
  display:grid;grid-template-columns:1fr 1fr;gap:20px;
  background:linear-gradient(135deg,var(--peach),#F7E2CC);
  border-color:transparent;
}
.stat{padding:14px 0}
.stat-num{
  display:block;font-family:var(--font-serif);font-size:44px;line-height:1;color:var(--ink);
  margin-bottom:6px;
}
.stat-label{font-size:12px;color:var(--ink-soft);letter-spacing:.5px}

/* =========================================================
   Education
   ========================================================= */
.edu-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.edu-card{
  background:var(--card-solid);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:.4s cubic-bezier(.4,0,.2,1);
}
.edu-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.edu-cover{aspect-ratio:16/10;overflow:hidden;background:#eee}
.edu-cover img{width:100%;height:100%;object-fit:cover;transition:.6s}
.edu-card:hover .edu-cover img{transform:scale(1.06)}
.edu-body{padding:28px 30px 32px}
.edu-tag{
  display:inline-block;padding:5px 12px;font-size:11px;font-weight:700;letter-spacing:1px;
  background:var(--coral);color:#fff;border-radius:var(--radius-pill);margin-bottom:14px;
}
.edu-tag.alt{background:var(--sage-deep)}
.edu-body h3{font-family:var(--font-serif);font-size:28px;line-height:1.15;margin-bottom:6px}
.edu-major{font-size:14px;color:var(--ink-soft);margin-bottom:4px}
.edu-date{font-size:12px;color:var(--ink-soft);letter-spacing:1px;margin-bottom:16px;font-weight:600}
.edu-list{list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.edu-list li{
  padding:6px 12px;background:var(--cream);border:1px solid var(--line);
  border-radius:var(--radius-pill);font-size:12px;
}
.edu-list em{font-style:normal;font-weight:700;color:var(--coral);margin-left:4px}

/* =========================================================
   Work timeline
   ========================================================= */
.timeline{list-style:none;position:relative;padding-left:24px}
.timeline::before{
  content:"";position:absolute;left:6px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--coral),var(--sage-deep));
  border-radius:2px;
}
.tl-item{
  position:relative;padding:0 0 60px 40px;
}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
  position:absolute;left:-24px;top:6px;width:16px;height:16px;
  background:#fff;border:3px solid var(--coral);border-radius:50%;
  box-shadow:0 0 0 6px rgba(235,142,100,.15);
}
.tl-head{margin-bottom:20px}
.tl-date{
  display:inline-block;padding:5px 12px;background:var(--ink);color:#fff;
  font-size:11px;font-weight:700;letter-spacing:1px;border-radius:6px;margin-bottom:10px;
}
.tl-head h3{font-family:var(--font-serif);font-size:32px;line-height:1.15;margin-bottom:4px}
.tl-loc{font-size:12px;color:var(--ink-soft);letter-spacing:2px;text-transform:uppercase}
.tl-body{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;
}
.tl-block{
  padding:20px 22px;background:var(--card-solid);border:1px solid var(--line);
  border-radius:var(--radius-md);box-shadow:var(--shadow-sm);
}
.tl-block h4{
  font-size:14px;font-weight:700;margin-bottom:8px;color:var(--coral);
  display:inline-block;
  background:linear-gradient(180deg,transparent 65%,rgba(235,142,100,.18) 65%);
  padding:0 4px;
}
.tl-block p{font-size:13.5px;color:var(--ink-soft);line-height:1.65}
.tl-block strong{color:var(--ink);font-weight:600}

/* =========================================================
   Skills
   ========================================================= */
.skills-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px;
}
.skill-card{
  padding:28px 26px;background:var(--card-solid);border:1px solid var(--line);
  border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);
  transition:.4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden;
}
.skill-card::before{
  content:"";position:absolute;inset:0;background:linear-gradient(135deg,var(--peach),transparent 60%);
  opacity:0;transition:.4s;
}
.skill-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.skill-card:hover::before{opacity:.35}
.skill-card > *{position:relative}
.skill-icon{font-size:32px;margin-bottom:14px}
.skill-card h3{font-family:var(--font-serif);font-size:22px;margin-bottom:6px}
.skill-card p{font-size:13px;color:var(--ink-soft);margin-bottom:18px}
.skill-bar{
  height:6px;background:rgba(25,25,25,.08);border-radius:6px;overflow:hidden;
}
.skill-bar span{
  display:block;height:100%;width:0;
  background:linear-gradient(90deg,var(--coral),var(--peach-deep));
  border-radius:6px;transition:width 1.4s cubic-bezier(.2,.7,.2,1);
}
.skill-bar.is-in span{width:var(--v)}

/* =========================================================
   Hobbies
   ========================================================= */
.hobby-grid{
  display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:220px;gap:20px;
}
.hobby-card{
  position:relative;padding:26px;background:var(--card-solid);border:1px solid var(--line);
  border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden;
  display:flex;flex-direction:column;justify-content:flex-end;
  transition:.4s cubic-bezier(.4,0,.2,1);
}
.hobby-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.hobby-emoji{font-size:34px;margin-bottom:auto;margin-top:0}
.hobby-card h3{font-family:var(--font-serif);font-size:22px;margin-bottom:6px}
.hobby-card p{font-size:13px;color:var(--ink-soft)}
.hobby-card em{color:var(--coral);font-style:normal;font-weight:600}

.hobby-lg{grid-column:span 2;grid-row:span 2;padding:0}
.hobby-lg img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.hobby-overlay{
  position:relative;z-index:2;padding:30px;color:#fff;
  background:linear-gradient(180deg,transparent 0%,rgba(0,0,0,.75) 100%);
  height:100%;display:flex;flex-direction:column;justify-content:flex-end;
}
.hobby-tag{
  display:inline-block;padding:5px 12px;background:var(--coral);color:#fff;
  font-size:11px;font-weight:700;letter-spacing:1px;border-radius:var(--radius-pill);
  margin-bottom:12px;width:fit-content;
}
.hobby-overlay h3{color:#fff;font-size:30px;margin-bottom:6px}
.hobby-overlay p{color:rgba(255,255,255,.85);font-size:14px}

/* =========================================================
   Footer
   ========================================================= */
.footer{
  margin-top:60px;padding:80px 6vw 40px;
  background:linear-gradient(180deg,transparent,rgba(25,25,25,.04));
  border-top:1px solid var(--line);
}
.footer-inner{
  max-width:1280px;margin:0 auto;
  display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:30px;
}
.footer-hi{font-size:14px;color:var(--ink-soft);margin-bottom:10px;letter-spacing:2px}
.footer-mail{
  font-family:var(--font-serif);font-size:clamp(36px,5vw,60px);line-height:1;
  display:inline-block;border-bottom:2px solid var(--ink);padding-bottom:6px;
  transition:.3s;
}
.footer-mail:hover{color:var(--coral);border-color:var(--coral)}
.footer-phone{margin-top:14px;color:var(--ink-soft);font-size:15px;letter-spacing:1px}
.footer-right{display:flex;flex-direction:column;align-items:flex-end;gap:16px}
.footer-copy{font-size:12px;color:var(--ink-soft);letter-spacing:1px}

/* =========================================================
   Motion primitives (used by GSAP)
   ========================================================= */
.reveal{opacity:0;transform:translateY(40px)}
.reveal-x{opacity:0;transform:translateX(-40px)}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 960px){
  .nav{gap:16px;padding:8px 10px 8px 14px}
  .nav-title{display:none}
  .nav-menu{display:none}
  .hero{padding:130px 6vw 90px}
  .hero-inner{grid-template-columns:1fr;gap:50px}
  .hero-visual{max-width:360px;margin:0 auto}
  .hero-now{left:-10px}
  .hero-badge-round{right:-10px;width:100px;height:100px}
  .about-grid{grid-template-columns:1fr}
  .about-card-lg{grid-row:auto}
  .edu-grid{grid-template-columns:1fr}
  .hobby-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:200px}
  .hobby-lg{grid-column:span 2}
  .footer-right{align-items:flex-start}
  .section-sub{margin-left:0}
}

@media (max-width: 560px){
  .hobby-grid{grid-template-columns:1fr}
  .hobby-lg{grid-column:auto;grid-row:span 2}
  .about-stats{grid-template-columns:1fr}
  .hero-now{position:static;margin-top:-30px;justify-content:center}
}