/* ============================================================
   Code 1 Code — kawaii 甜甜風 design system
   Tokens · components · decorations · motion · responsive
   ============================================================ */

/* ---------- Design tokens ---------- */
:root{
  --bg:#FFF6F0;
  --surface:#FFFFFF;
  --pink:#FFB7C5;
  --pink-deep:#FF8FAB;
  --lavender:#C9B8F0;
  --lavender-soft:#EFE9FB;
  --mint:#B8E8D8;
  --butter:#FFE8A3;
  --ink:#5A4A5A;
  --ink-soft:#8A7A8A;
  --shadow:rgba(90,74,90,.12);
  --radius-lg:28px;
  --radius-md:20px;
  --radius-pill:999px;
  --font-display:'Mochiy Pop One','PingFang TC','Noto Sans TC',system-ui,sans-serif;
  --font-body:'Zen Maru Gothic','PingFang TC','Noto Sans TC',system-ui,sans-serif;
}

/* ---------- Base ---------- */
*{ box-sizing:border-box; }

html{ scroll-behavior:smooth; }

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,.logo,.btn{
  font-family:var(--font-display);
  line-height:1.3;
}

h1,h2{ text-wrap:balance; }

h2{
  text-align:center;
  font-size:clamp(1.75rem,4vw,2.5rem);
  margin:0 0 16px;
}
h2::before{
  content:'✦';
  margin-right:.4em;
  color:var(--pink-deep);
  font-size:.8em;
}

a{ color:var(--pink-deep); }

::selection{ background:var(--pink); color:#fff; }

:focus-visible{
  outline:3px solid var(--pink-deep);
  outline-offset:2px;
  border-radius:4px;
}

/* ---------- Nav ---------- */
.nav-inner{
  position:sticky;
  top:0;
  z-index:100;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 24px;
  background:rgba(255,246,240,.85);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  box-shadow:0 4px 16px var(--shadow);
}

.logo{
  font-size:1.25rem;
  color:var(--ink);
  text-decoration:none;
  white-space:nowrap;
}
.logo::after{
  content:'🍓';
  margin-left:.15em;
  font-size:.85em;
}

.nav-links{
  display:flex;
  align-items:center;
  gap:8px;
}
.nav-links a{
  padding:8px 18px;
  border-radius:var(--radius-pill);
  color:var(--ink);
  text-decoration:none;
  font-weight:500;
  transition:background .25s ease, transform .25s ease;
}
.nav-links a:hover{
  background:var(--lavender-soft);
  transform:translateY(-2px);
}

#lang-toggle,
.nav-toggle{
  padding:8px 18px;
  border:none;
  border-radius:var(--radius-pill);
  background:var(--pink);
  color:#fff;
  font-family:var(--font-display);
  font-size:.9rem;
  cursor:pointer;
  box-shadow:0 4px 10px rgba(255,183,197,.4);
  transition:background .25s ease, transform .25s ease;
}
#lang-toggle:hover,
.nav-toggle:hover{
  background:var(--pink-deep);
  transform:translateY(-2px);
}

.nav-toggle{
  display:none;
  font-size:1.15rem;
  line-height:1;
  padding:10px 14px;
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  text-align:center;
  padding:120px 24px 140px;
  background:
    radial-gradient(circle at 15% 20%, var(--butter), transparent 45%),
    radial-gradient(circle at 85% 75%, var(--lavender-soft), transparent 45%);
}
.hero h1{
  font-size:clamp(2.5rem,7vw,4.25rem);
  margin:0 0 8px;
  color:var(--ink);
}
.hero h1::after{
  content:'⭐';
  display:inline-block;
  margin-left:.2em;
  animation:float 4.5s ease-in-out .5s infinite;
  will-change:transform;
}
.hero-tagline{
  font-size:clamp(1.05rem,2.5vw,1.35rem);
  color:var(--ink-soft);
  max-width:560px;
  margin:0 auto 36px;
}
.hero::before{
  content:'✦';
  position:absolute;
  top:16%;
  right:12%;
  font-size:2.5rem;
  color:var(--pink-deep);
  animation:float 5s ease-in-out infinite;
  will-change:transform;
}
.hero::after{
  content:'♥';
  position:absolute;
  bottom:20%;
  left:10%;
  font-size:2rem;
  color:var(--lavender);
  animation:float 6s ease-in-out 1s infinite;
  will-change:transform;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;
  padding:14px 32px;
  border-radius:var(--radius-pill);
  background:var(--pink-deep);
  color:#fff;
  text-decoration:none;
  font-size:1rem;
  box-shadow:0 6px 16px rgba(255,143,171,.35);
  transition:transform .25s ease, box-shadow .25s ease;
}
.btn:hover{
  transform:translateY(-3px);
  box-shadow:0 10px 24px rgba(255,143,171,.45);
}

/* ---------- Sections ---------- */
#about,
#works,
#contact{
  max-width:1080px;
  margin:0 auto;
  padding:96px 24px;
}

#about-text{
  max-width:640px;
  margin:0 auto 40px;
  text-align:center;
  color:var(--ink-soft);
  font-size:1.05rem;
}

/* ---------- Skill sticker badges ---------- */
#skill-badges{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:14px;
  padding:0;
  margin:0;
}
#skill-badges li{
  padding:10px 22px;
  border:1px solid var(--ink);
  border-radius:var(--radius-pill);
  font-family:var(--font-display);
  font-size:.95rem;
  box-shadow:0 4px 10px var(--shadow);
  transition:transform .25s ease, box-shadow .25s ease;
}
#skill-badges li:nth-child(4n+1){ background:var(--pink); transform:rotate(-3deg); }
#skill-badges li:nth-child(4n+2){ background:var(--lavender); transform:rotate(2deg); }
#skill-badges li:nth-child(4n+3){ background:var(--mint); transform:rotate(-2deg); }
#skill-badges li:nth-child(4n+4){ background:var(--butter); transform:rotate(3deg); }
#skill-badges li:hover{
  transform:rotate(0deg) translateY(-3px);
  box-shadow:0 8px 18px var(--shadow);
}

/* ---------- Works grid + cards ---------- */
#works-grid{
  display:grid;
  gap:24px;
  grid-template-columns:1fr;
}

.card{
  background:var(--surface);
  border-radius:var(--radius-lg);
  box-shadow:0 6px 20px var(--shadow);
  padding:0 24px 28px;
  overflow:hidden;
  transition:transform .25s ease, box-shadow .25s ease;
}
.card:hover{
  transform:translateY(-4px);
  box-shadow:0 14px 32px var(--shadow);
}

.card-ph{
  min-height:160px;
  margin:0 -24px 24px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:.35em;
  border-radius:var(--radius-md);
  background:linear-gradient(135deg, var(--pink), var(--lavender));
  font-size:3rem;
  color:#fff;
  text-shadow:0 2px 8px rgba(90,74,90,.25);
}

.card h3{
  font-size:1.15rem;
  margin:0 0 8px;
}
.card p{
  color:var(--ink-soft);
  font-size:.95rem;
  line-height:1.6;
  margin:0 0 16px;
}
.card .btn{
  padding:10px 22px;
  font-size:.9rem;
}

/* ---------- Tags ---------- */
.tag{
  display:inline-block;
  padding:4px 14px;
  margin:0 6px 10px 0;
  border-radius:var(--radius-pill);
  background:var(--lavender-soft);
  border:1px solid var(--lavender);
  color:var(--ink);
  font-size:.8rem;
  font-weight:500;
}
.tag:nth-of-type(odd){
  background:var(--mint);
  border-color:var(--mint);
}

/* ---------- Contact ---------- */
#contact{
  text-align:center;
}
#contact-email{
  display:inline-block;
  padding:14px 32px;
  border-radius:var(--radius-pill);
  background:var(--mint);
  color:var(--ink);
  text-decoration:none;
  font-family:var(--font-display);
  box-shadow:0 6px 16px var(--shadow);
  transition:transform .25s ease, box-shadow .25s ease;
}
#contact-email:hover{
  transform:translateY(-3px);
  box-shadow:0 10px 24px var(--shadow);
}
.social-links{
  display:flex;
  justify-content:center;
  gap:14px;
  margin-top:24px;
}
.social-links a{
  padding:10px 20px;
  border-radius:var(--radius-pill);
  background:var(--lavender-soft);
  color:var(--ink);
  text-decoration:none;
  font-weight:500;
  transition:background .25s ease, transform .25s ease;
}
.social-links a:hover{
  background:var(--lavender);
  transform:translateY(-2px);
}

/* ---------- Footer ---------- */
footer{
  text-align:center;
  padding:40px 24px;
  color:var(--ink-soft);
  font-size:.9rem;
}

/* ---------- Noscript fallback ---------- */
#works noscript p{
  background:var(--butter);
  border-radius:var(--radius-md);
  padding:16px 24px;
  text-align:center;
  color:var(--ink);
}

/* ---------- Scroll reveal ---------- */
.reveal{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .5s ease, transform .5s ease;
}
.reveal.visible{
  opacity:1;
  transform:none;
}

/* ---------- Float animation ---------- */
@keyframes float{
  0%,100%{ transform:translateY(0); }
  50%{ transform:translateY(-12px); }
}

/* ---------- Responsive ---------- */
@media (max-width:767px){
  .nav-links{
    display:none;
    position:absolute;
    top:100%;
    left:16px;
    right:16px;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    background:var(--surface);
    border-radius:var(--radius-md);
    padding:16px;
    box-shadow:0 12px 28px var(--shadow);
  }
  .nav-links.open{
    display:flex;
  }
  .nav-links a{
    text-align:center;
    padding:12px 18px;
  }
  .nav-toggle{
    display:inline-flex;
  }
  .hero{
    padding:96px 20px 120px;
  }
  #about,
  #works,
  #contact{
    padding:72px 20px;
  }
}

@media (min-width:768px){
  #works-grid{
    grid-template-columns:repeat(2,1fr);
  }
}

@media (min-width:1280px){
  #works-grid{
    grid-template-columns:repeat(3,1fr);
  }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce){
  *, *::before, *::after{
    animation:none !important;
    transition:none !important;
  }
  html{
    scroll-behavior:auto;
  }
  .reveal{
    opacity:1;
    transform:none;
  }
}