/* ============================================================
   RINALDISIGN — ABOUT PAGE STYLES
   ------------------------------------------------------------
   Semua warna & font TIDAK didefinisikan ulang di sini. Semua
   diambil dari token yang sudah ada di css/style.css (ROOT.css):
     --ink, --forest, --forest-2, --paper, --paper-dim,
     --gold, --gold-soft, --mist, --line,
     --font-display, --font-ui, --font-mono, --ease
   Pastikan css/style.css di-load SEBELUM file ini di <head>.

   Struktur file ini sengaja disamakan dengan works/css/works.css
   supaya "keluarga visual" (background, intro, nav, footer) tetap
   konsisten di semua halaman.
   ============================================================ */

:root{
  --ease-soft:cubic-bezier(.16,1,.3,1);
}

/* ---------- Background halaman + kunang-kunang ---------- */
html{ background:transparent; }
body{
  background:transparent;
  color:var(--paper);
  position:relative; min-height:100vh; overflow-x:hidden;
  font-family:var(--font-ui);
}

#bg-image{
  position:fixed; inset:0; z-index:-2; pointer-events:none;
  background-color:var(--ink);
  background-image:
    linear-gradient(
      180deg,
      rgba(9,8,6,0.72) 0%,
      rgba(9,8,6,0.55) 40%,
      rgba(9,8,6,0.85) 100%
    ),
    url('../../img/WORKS_BG.jpg');
  background-repeat:no-repeat;
  background-position:center top;
  background-size:cover;
}

.bg-vignette{
  position:fixed; inset:0; z-index:-1; pointer-events:none;
  background:radial-gradient(ellipse at 50% 30%, rgba(0,0,0,0) 0%, rgba(0,0,0,0.55) 100%);
}

#fireflies{ position:fixed; inset:0; z-index:0; pointer-events:none; overflow:hidden; }
.firefly{
  position:absolute; bottom:-10px;
  width:4px; height:4px; border-radius:50%;
  background:var(--gold);
  box-shadow:0 0 6px 2px rgba(185,141,74,0.9), 0 0 14px 6px rgba(185,141,74,0.35);
  opacity:0;
  animation-name:fly, flicker;
  animation-timing-function:ease-in-out, ease-in-out;
  animation-iteration-count:infinite, infinite;
}
@keyframes fly{
  0%{ transform:translate(0,0); }
  25%{ transform:translate(20px,-28vh); }
  50%{ transform:translate(-16px,-52vh); }
  75%{ transform:translate(24px,-76vh); }
  100%{ transform:translate(-10px,-104vh); }
}
@keyframes flicker{
  0%, 100%{ opacity:0; }
  10%{ opacity:.85; }
  30%{ opacity:.25; }
  50%{ opacity:.9; }
  70%{ opacity:.2; }
  90%{ opacity:.7; }
}

main, footer, #introScreen{ position:relative; z-index:2; }

/* ---------- Intro: logo + ensō ---------- */
#introScreen{
  position:fixed; inset:0; z-index:200;
  display:flex; align-items:center; justify-content:center; flex-direction:column;
  background:var(--ink);
  transition:opacity .9s var(--ease), visibility .9s var(--ease);
}
#introScreen.leaving{ opacity:0; visibility:hidden; }

.intro-enso{
  width:85px; height:85px; opacity:0;
  animation:ensoIn 1.4s var(--ease) forwards, ensoSpin 12s linear infinite;
  animation-delay:.15s, .15s;
  filter:drop-shadow(0 0 12px rgba(185,141,74,0.35));
}
.intro-logo{
  width:38px; margin-top:-70px; opacity:0;
  animation:logoIn 1s var(--ease) forwards;
  animation-delay:.7s;
}
.intro-word{
  margin-top:16px; font-family:var(--font-display); letter-spacing:.28em;
  font-size:.7rem; text-transform:uppercase; color:var(--paper-dim);
  opacity:0; animation:wordIn 1s var(--ease) forwards; animation-delay:1.05s;
}
@keyframes ensoIn{ from{ opacity:0; transform:scale(.8); } to{ opacity:1; transform:scale(1); } }
@keyframes ensoSpin{ from{ transform:rotate(0deg); } to{ transform:rotate(360deg); } }
@keyframes logoIn{ from{ opacity:0; transform:translateY(8px); } to{ opacity:.95; transform:translateY(0); } }
@keyframes wordIn{ from{ opacity:0; } to{ opacity:1; } }

/* ---------- Navigasi ---------- */
.site-nav{
  position:fixed; top:0; left:0; right:0; z-index:50;
  display:flex; align-items:center; justify-content:space-between;
  padding:22px 6vw;
  font-family:var(--font-ui);
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
  background:rgba(13,12,9,0.55); backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background .3s var(--ease), box-shadow .3s var(--ease);
}
.site-nav .mark{
  font-weight:700;
  color:var(--paper);
  text-decoration:none;
  transition:color .3s var(--ease);
}
.site-nav .mark:hover{ color:var(--gold); }
.site-nav .links{ display:flex; gap:28px; }
.site-nav .links a{
  position:relative;
  color:var(--paper-dim);
  text-decoration:none;
  padding-bottom:2px;
  transition:color .3s var(--ease);
}
.site-nav .links a::after{
  content:''; position:absolute; left:0; right:100%; bottom:0; height:1px;
  background:var(--gold); transition:right .35s var(--ease-soft);
}
.site-nav .links a:hover{ color:var(--gold); }
.site-nav .links a:hover::after{ right:0; }

/* ---------- mobile: hamburger menu ---------- */
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:32px; height:32px;
  padding:0;
  background:none;
  border:none;
  cursor:pointer;
  z-index:60;
}
.nav-toggle span{
  display:block;
  width:100%; height:1px;
  background:var(--paper);
  transition:transform .35s var(--ease), opacity .35s var(--ease);
}
.site-nav.nav-open .nav-toggle span:nth-child(1){ transform:translateY(6px) rotate(45deg); }
.site-nav.nav-open .nav-toggle span:nth-child(2){ opacity:0; }
.site-nav.nav-open .nav-toggle span:nth-child(3){ transform:translateY(-6px) rotate(-45deg); }

@media (max-width:700px){
  .nav-toggle{ display:flex; }
  .site-nav .links{
    position:absolute;
    top:100%; left:0; right:0;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    background:rgba(13,12,9,0.96);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
    max-height:0;
    overflow:hidden;
    transition:max-height .4s var(--ease);
  }
  .site-nav .links a{
    padding:16px 5vw;
    text-align:center;
    border-top:1px solid var(--line);
  }
  .site-nav .links a::after{ display:none; }
  .site-nav.nav-open .links{ max-height:320px; }
}

main{ padding-top:96px; }
.section-inner{ max-width:900px; margin:0 auto; padding:0 6vw; }

/* ---------- About hero: photo + bio ---------- */
.about-hero{ padding:70px 0 90px; }
.about-inner{
  display:grid;
  grid-template-columns:220px 1fr;
  gap:60px;
  align-items:start;
}

.about-photo{
  opacity:0; transform:translateY(14px);
  animation:heroIn .8s var(--ease-soft) forwards;
  animation-delay:.05s;
}
.about-photo img{
  width:100%;
  aspect-ratio:1/1;
  object-fit:cover;
  border-radius:14px;
  border:1px solid var(--line);
  box-shadow:0 18px 40px rgba(0,0,0,.45);
}

.about-copy{
  opacity:0; transform:translateY(14px);
  animation:heroIn .8s var(--ease-soft) forwards;
  animation-delay:.18s;
}
.about-copy .label{
  font-family:var(--font-mono); font-size:.72rem; letter-spacing:.22em;
  text-transform:uppercase; color:var(--gold);
  display:inline-flex; align-items:center; gap:10px; margin-bottom:20px;
}
.about-copy .label::before{ content:""; width:20px; height:1px; background:var(--gold); }
.about-copy h1{
  font-family:var(--font-display); font-weight:500;
  font-size:clamp(2.2rem,4.4vw,3.2rem); margin:0 0 20px;
}
.about-text p{
  font-family:var(--font-display);
  font-size:clamp(17px, 1.9vw, 20px);
  line-height:1.75;
  color:var(--paper-dim);
  margin-bottom:18px;
}
.about-text p:last-child{ margin-bottom:0; }
@keyframes heroIn{ to{ opacity:1; transform:translateY(0); } }

/* ---------- About social: platform icon grid ---------- */
.about-social{ padding:20px 0 100px; }
.about-social .heading{ text-align:center; margin-bottom:48px; }
.about-social .heading h2{
  font-family:var(--font-display); font-weight:400;
  font-size:clamp(26px, 3.4vw, 36px);
}
.about-social .heading .sub{
  margin-top:12px; font-size:13px; color:var(--paper-dim);
}

.platform-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.platform-card{
  background:rgba(19,31,25,0.55);
  padding:34px 18px;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:14px;
  text-align:center;
  text-decoration:none;
  transition:background .4s var(--ease);
}
.platform-card:hover{ background:rgba(19,31,25,0.9); }
.platform-card img{
  width:28px; height:28px;
  object-fit:contain;
  filter:grayscale(1) brightness(1.6);
  opacity:.75;
  transition:filter .4s var(--ease), opacity .4s var(--ease), transform .4s var(--ease);
}
.platform-card:hover img{
  filter:none;
  opacity:1;
  transform:translateY(-3px) scale(1.05);
}
.platform-card span{
  font-size:11px;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--paper-dim);
  transition:color .3s;
}
.platform-card:hover span{ color:var(--paper); }

/* ---------- Footer ---------- */
footer{
  padding:60px 6vw 40px;
  text-align:center;
  border-top:1px solid var(--line);
}
footer .foot-mark{ height:26px; opacity:.7; margin-bottom:14px; }
footer p{ font-size:.78rem; margin:0 0 14px; color:var(--paper-dim) !important; }
.foot-links{ display:flex; gap:20px; justify-content:center; }
.foot-links a{ color:var(--paper-dim) !important; text-decoration:none; font-size:.8rem; transition:color .3s var(--ease); }
.foot-links a:hover{ color:var(--gold) !important; }

/* ---------- Mobile ---------- */
@media (max-width:760px){
  .about-inner{ grid-template-columns:1fr; gap:32px; }
  .about-photo{ max-width:200px; margin:0 auto; }
  .about-copy{ text-align:center; }
  .about-copy .label{ justify-content:center; }
  .platform-grid{ grid-template-columns:repeat(3, 1fr); }
}
@media (max-width:480px){
  .platform-grid{ grid-template-columns:repeat(2, 1fr); }
}
