@charset "UTF-8";

/* =========================================================
   TOYOTA UPGRADE FACTORY — style.css
   Brand: main #EB0A1E / sub #ffffff / accent #1a2744
   CTA: #0F7894 (KINTO factory)
   Font: Noto Sans JP
   ========================================================= */

/* ---------- Tokens ---------- */
:root{
  --red:#EB0A1E;
  --white:#ffffff;
  --navy:#1a2744;
  --navy-soft:#2c3a5c;
  --teal:#0F7894;
  --teal-dark:#0c6276;
  --ink:#1d2330;
  --gray-text:#6b7280;
  --gray-line:#e3e6eb;
  --gray-panel:#f3f4f6;
  --gray-bg:#f7f8fa;
  --radius:4px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* container width helper (viewport-linked) */
.container{width:min(95vw,1500px);margin-inline:auto;}
.container--narrow{width:min(92vw,920px);margin-inline:auto;}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans JP",system-ui,-apple-system,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
  color:var(--ink);
  background:var(--white);
  line-height:1.8;
  letter-spacing:.02em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  line-break:strict;
}

/* Japanese natural wrapping: break at phrase (bunsetsu) boundaries */
.jp-wrap{word-break:auto-phrase;overflow-wrap:break-word;}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4,p{margin:0;}

/* ---------- Section frame ---------- */
.section{padding:84px 0;}
.section--tight{padding:56px 0;}
.section--gray{background:var(--gray-bg);}

.shead{text-align:center;margin:0 auto 52px;max-width:880px;}
.shead__en{
  display:block;font-weight:700;color:var(--red);letter-spacing:.18em;
  font-size:.82rem;text-transform:uppercase;margin-bottom:14px;
}
.shead__ja{
  font-size:clamp(1.6rem,3.4vw,2.4rem);font-weight:900;color:var(--navy);
  line-height:1.4;letter-spacing:.03em;text-wrap:balance;word-break:auto-phrase;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6em;
  font-family:inherit;font-weight:700;border-radius:var(--radius);
  border:2px solid transparent;padding:18px 30px;min-height:60px;
  font-size:1.02rem;line-height:1.3;cursor:pointer;text-align:center;letter-spacing:.04em;
  transition:transform .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease),color .25s var(--ease);
}
.btn .ico{width:1.1em;height:1.1em;flex:0 0 auto;}
.btn--primary{background:var(--teal);color:#fff;box-shadow:0 6px 18px rgba(15,120,148,.24);}
.btn--primary:hover{background:var(--teal-dark);transform:translateY(-2px);box-shadow:0 10px 26px rgba(15,120,148,.32);}
.btn--secondary{background:var(--white);color:var(--teal);border-color:var(--teal);}
.btn--secondary:hover{background:var(--teal);color:#fff;transform:translateY(-2px);}
.btn--outline{
  background:transparent;color:var(--navy);border:1.5px solid var(--navy);
  border-radius:999px;min-height:0;padding:11px 26px;font-size:.92rem;font-weight:700;
}
.btn--outline:hover{background:var(--navy);color:#fff;}

/* ---------- CTA pair ---------- */
.cta{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;}
.cta .btn{flex:1 1 320px;max-width:400px;}

/* ====================================================
   HEADER
   ==================================================== */
.header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--gray-line);
}
.header__inner{display:flex;align-items:center;justify-content:space-between;padding:12px 0;gap:16px;}
.header__logo{display:inline-flex;align-items:center;}
.header__logo img{height:clamp(40px,5vw,56px);width:auto;}
.header__en{font-weight:700;letter-spacing:.14em;color:var(--navy);font-size:.8rem;display:none;}
@media(min-width:768px){.header__en{display:block;}}

/* ====================================================
   01 HERO  (full-width picture)
   ==================================================== */
.hero{width:100%;background:var(--navy);}
.hero__pic{display:block;width:100%;}
.hero__pic img{width:100%;height:auto;display:block;}
.hero .ph{border-radius:0;aspect-ratio:1200/450;}
@media(max-width:767px){.hero .ph{aspect-ratio:1/1;}}

/* ====================================================
   03 OVERVIEW textblock
   ==================================================== */
.overview{max-width:880px;margin:0 auto;text-align:center;}
.overview__en{display:block;font-weight:700;color:var(--red);font-size:.82rem;letter-spacing:.16em;margin-bottom:12px;}
.overview h2{font-size:clamp(1.7rem,3.6vw,2.5rem);font-weight:900;color:var(--navy);line-height:1.35;margin-bottom:26px;letter-spacing:.03em;text-wrap:balance;word-break:auto-phrase;}
.overview__lead{font-size:clamp(1.08rem,2vw,1.3rem);font-weight:700;color:var(--navy-soft);line-height:1.75;margin-bottom:28px;text-wrap:pretty;word-break:auto-phrase;}
.overview__body{font-size:1.02rem;line-height:1.9;color:var(--ink);margin:0 auto 16px;max-width:760px;text-align:left;text-wrap:pretty;word-break:auto-phrase;}
.overview__note{font-size:.85rem;color:var(--gray-text);line-height:1.7;}
@media(max-width:767px){.overview__body{font-size:.96rem;}}

/* ====================================================
   04 FEATURE ICONS (4 cols)
   ==================================================== */
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.feature{display:flex;flex-direction:column;align-items:center;text-align:center;}
.feature__panel{
  width:100%;aspect-ratio:600/400;background:var(--gray-panel);border-radius:14px;
  overflow:hidden;margin-bottom:18px;transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.feature__panel img,.feature__panel .ph{width:100%;height:100%;object-fit:contain;border-radius:14px;}
.feature:hover .feature__panel{transform:translateY(-4px);box-shadow:0 14px 34px rgba(26,39,68,.1);}
.feature__copy{font-size:1.06rem;font-weight:700;line-height:1.55;color:var(--ink);letter-spacing:.01em;word-break:auto-phrase;}
.feature__copy b{color:var(--red);}
.features__foot{margin-top:36px;display:flex;}
.features__foot .btn{align-self:flex-start;}
@media(max-width:1024px){.features{grid-template-columns:repeat(2,1fr);}}
@media(max-width:767px){
  .features{grid-template-columns:repeat(2,1fr);gap:16px;}
  .feature__copy{font-size:.9rem;}
}

/* ====================================================
   05 BLOCK SET (3 cols)
   ==================================================== */
.blocks{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}
.block{display:flex;flex-direction:column;}
.block__media{position:relative;border-radius:var(--radius);overflow:hidden;}
.block__media img,.block__media .ph{width:100%;aspect-ratio:600/400;object-fit:cover;display:block;}
.block__num{
  position:absolute;top:0;left:0;z-index:2;font-weight:700;font-size:1rem;letter-spacing:.05em;
  background:var(--red);color:#fff;padding:8px 16px;border-radius:0 0 var(--radius) 0;
}
.block__title{font-size:1.35rem;font-weight:900;color:var(--navy);margin:20px 0 12px;line-height:1.4;letter-spacing:.02em;word-break:auto-phrase;}
.block__title .label{font-weight:700;color:var(--teal);margin-right:.5em;}
.block__body{font-size:.98rem;line-height:1.8;color:var(--ink);text-wrap:pretty;word-break:auto-phrase;}
@media(max-width:1024px){.blocks{grid-template-columns:1fr;gap:36px;max-width:640px;margin-inline:auto;}}

/* ====================================================
   07 STEP FLOW
   ==================================================== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;}
.step{position:relative;padding:0 18px;display:flex;flex-direction:column;align-items:center;text-align:center;}
.step:not(:last-child)::after{
  content:"";position:absolute;top:26px;right:0;width:100%;height:2px;
  background:repeating-linear-gradient(90deg,var(--gray-line) 0 8px,transparent 8px 14px);
  z-index:0;transform:translateX(50%);
}
.step__head{display:flex;align-items:center;gap:10px;margin-bottom:18px;position:relative;z-index:1;}
.step__badge{
  width:52px;height:52px;border-radius:50%;background:var(--teal);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.4rem;
  flex:0 0 auto;box-shadow:0 4px 12px rgba(15,120,148,.28);
}
.step__label{font-weight:700;color:var(--navy);letter-spacing:.06em;font-size:.95rem;}
.step__img{width:100%;margin-bottom:16px;border-radius:var(--radius);overflow:hidden;}
.step__img img,.step__img .ph{width:100%;aspect-ratio:600/400;object-fit:cover;display:block;}
.step__title{font-size:1.08rem;font-weight:700;color:var(--navy);margin-bottom:10px;line-height:1.5;word-break:auto-phrase;}
.step__body{font-size:.9rem;line-height:1.75;color:var(--ink);text-align:left;word-break:auto-phrase;}
.steps__link{margin-top:30px;text-align:right;}
.steps__link a{color:var(--teal);font-weight:700;font-size:.95rem;border-bottom:1px solid currentColor;padding-bottom:2px;transition:opacity .2s;}
.steps__link a:hover{opacity:.7;}
.steps__link a::after{content:" ›";}
@media(max-width:1024px){
  .steps{grid-template-columns:repeat(2,1fr);gap:40px 18px;}
  .step:not(:last-child)::after{display:none;}
}
@media(max-width:767px){
  .steps{grid-template-columns:1fr;gap:30px;max-width:420px;margin-inline:auto;}
  .steps__link{text-align:center;}
}

/* ====================================================
   08 USED CAR (text left / image right)
   ==================================================== */
.usedcar{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.usedcar__en{display:block;font-weight:700;color:var(--red);font-size:.82rem;letter-spacing:.16em;margin-bottom:10px;}
.usedcar__text h2{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:900;color:var(--navy);line-height:1.4;margin-bottom:20px;letter-spacing:.02em;text-wrap:balance;word-break:auto-phrase;}
.usedcar__text p{font-size:1.02rem;line-height:1.9;margin-bottom:26px;color:var(--ink);text-wrap:pretty;word-break:auto-phrase;}
.usedcar__media a{display:block;position:relative;border-radius:var(--radius);overflow:hidden;transition:transform .3s var(--ease),box-shadow .3s var(--ease);}
.usedcar__media a:hover{transform:translateY(-3px);box-shadow:0 16px 36px rgba(26,39,68,.16);}
.usedcar__media img,.usedcar__media .ph{width:100%;aspect-ratio:600/400;object-fit:cover;display:block;}
.usedcar__ribbon{position:absolute;top:18px;left:0;z-index:2;background:var(--red);color:#fff;font-weight:700;font-size:.82rem;letter-spacing:.04em;padding:6px 16px;}
@media(max-width:767px){
  .usedcar{grid-template-columns:1fr;gap:28px;}
  .usedcar__media{order:-1;}
}

/* ====================================================
   FOOTER
   ==================================================== */
.footer{background:var(--navy);color:#fff;padding:56px 0 30px;}
.footer__inner{text-align:center;}
.footer__brand{font-weight:900;font-size:1.25rem;letter-spacing:.04em;margin-bottom:8px;}
.footer__brand .en{display:block;font-weight:700;letter-spacing:.16em;font-size:.7rem;color:var(--red);margin-bottom:8px;}
.footer__links{display:flex;gap:28px;justify-content:center;flex-wrap:wrap;margin:18px 0;}
.footer__links a{font-weight:500;font-size:.95rem;opacity:.92;border-bottom:1px solid transparent;padding-bottom:2px;transition:opacity .2s,border-color .2s;}
.footer__links a:hover{opacity:1;border-bottom-color:var(--red);}
.footer__copy{font-size:.78rem;opacity:.6;letter-spacing:.04em;border-top:1px solid rgba(255,255,255,.14);padding-top:22px;margin-top:8px;}

/* ====================================================
   Placeholder (shown until real images are placed)
   ==================================================== */
.ph{
  position:relative;background:linear-gradient(135deg,#eef0f4,#e3e7ee);
  display:flex;align-items:center;justify-content:center;color:#9aa3b2;
}
.ph::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(45deg,rgba(255,255,255,.4) 25%,transparent 25%,transparent 50%,rgba(255,255,255,.4) 50%,rgba(255,255,255,.4) 75%,transparent 75%);
  background-size:22px 22px;opacity:.3;
}
.ph__label{position:relative;z-index:1;text-align:center;font-size:.8rem;font-weight:700;letter-spacing:.04em;display:flex;flex-direction:column;align-items:center;gap:6px;padding:12px;}
.ph__label small{font-weight:500;opacity:.8;font-size:.72rem;}

/* ====================================================
   Scroll fade-in
   ==================================================== */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s var(--ease),transform .8s var(--ease);}
.reveal.in{opacity:1;transform:none;}
.reveal[data-d="1"]{transition-delay:.08s;}
.reveal[data-d="2"]{transition-delay:.16s;}
.reveal[data-d="3"]{transition-delay:.24s;}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1 !important;transform:none !important;}
  html{scroll-behavior:auto;}
}