/* =========================================================
   咲々Social — SNS運用システム LP
   Palette: spring bloom at sunrise
   ========================================================= */

:root{
  --paper:      #FFF8F2;
  --paper-2:    #FDEEE4;
  --paper-3:    #FCE6DB;
  --ink:        #2E2230;
  --ink-soft:   #6B5B66;
  --bloom:      #F65C7C;
  --bloom-deep: #E0355F;
  --leaf:       #35B58A;
  --sun:        #FFC24B;
  --line:       rgba(46,34,48,.12);

  --shadow-sm: 0 4px 18px rgba(224,53,95,.10);
  --shadow-md: 0 18px 46px rgba(46,34,48,.12);
  --shadow-lg: 0 30px 70px rgba(46,34,48,.18);

  --radius: 20px;
  --radius-lg: 30px;
  --wrap: 1120px;

  --f-display: "Zen Maru Gothic", system-ui, sans-serif;
  --f-body: "Zen Kaku Gothic New", system-ui, sans-serif;
  --f-num: "Outfit", var(--f-display);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  margin:0;
  font-family:var(--f-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
h1,h2,h3{ font-family:var(--f-display); line-height:1.42; margin:0; font-weight:900; letter-spacing:.01em; }
p{ margin:0; }
:focus-visible{ outline:3px solid var(--bloom); outline-offset:3px; border-radius:6px; }

.wrap{ width:100%; max-width:var(--wrap); margin-inline:auto; padding-inline:22px; }
.section{ padding-block:clamp(64px,9vw,120px); }
.nowrap{ white-space:nowrap; }
.center{ text-align:center; }

/* bloom glyph */
.petal{ width:1em; height:1em; color:var(--bloom); flex:0 0 auto; }
.bloom-core{ fill:var(--sun); }

.eyebrow{
  display:inline-flex; align-items:center; gap:.5em;
  font-family:var(--f-num); font-weight:700; font-size:1.02rem;
  letter-spacing:.16em; text-transform:uppercase;
  color:var(--bloom-deep); margin-bottom:1.1em;
}
.eyebrow.center{ display:flex; justify-content:center; }
.eyebrow .petal{ width:1.15em; height:1.15em; }

.section-title{
  font-size:clamp(1.7rem,3.6vw,2.8rem);
  margin-bottom:clamp(36px,5vw,64px);
}

/* logo lockup */
.logo-lockup{ display:inline-flex; flex-direction:column; line-height:1; white-space:nowrap; }
.logo-main{ font-family:var(--f-display); font-weight:900; font-size:1.5rem; letter-spacing:.02em; }
.logo-en{ font-family:var(--f-num); font-weight:800; margin-left:.06em; }
.logo-ruby{ font-size:.62rem; letter-spacing:.34em; color:var(--ink-soft); margin-top:.5em; font-weight:500; }
.logo-lockup.lg .logo-main{ font-size:clamp(2.6rem,7vw,4.4rem); }
.logo-lockup.lg .logo-ruby{ font-size:.9rem; margin-top:.9em; }
.logo-lockup.on-dark .logo-ruby{ color:rgba(255,255,255,.6); }

/* =============== buttons =============== */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.5em;
  font-family:var(--f-display); font-weight:700; font-size:1rem;
  padding:.92em 1.8em; border-radius:999px; cursor:pointer;
  border:2px solid transparent; transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space:nowrap;
}
.btn.lg{ font-size:1.08rem; padding:1.05em 2.2em; }
.btn-primary{
  background:linear-gradient(135deg, var(--bloom) 0%, var(--bloom-deep) 100%);
  color:#fff; box-shadow:var(--shadow-sm);
}
.btn-primary:hover{ transform:translateY(-3px); box-shadow:0 14px 30px rgba(224,53,95,.34); }
.btn-outline{ background:transparent; border-color:var(--bloom); color:var(--bloom-deep); }
.btn-outline:hover{ background:rgba(246,92,124,.08); transform:translateY(-3px); }
.btn-outline.on-dark{ border-color:rgba(255,255,255,.7); color:#fff; }
.btn-outline.on-dark:hover{ background:rgba(255,255,255,.12); }
.btn-ghost{ background:var(--ink); color:var(--paper); padding:.7em 1.4em; font-size:.95rem; }
.btn-ghost:hover{ background:var(--bloom-deep); transform:translateY(-2px); }

.microcopy{ font-size:.86rem; color:var(--ink-soft); margin-top:1em; }
.microcopy.on-dark{ color:rgba(255,255,255,.72); }
.mark{
  background:linear-gradient(transparent 62%, rgba(255,194,75,.55) 62%);
  font-weight:700;
}
.brand-strong{ color:var(--bloom-deep); font-weight:900; }

/* =============== NAV =============== */
.nav{
  position:sticky; top:0; z-index:50;
  background:rgba(255,248,242,.82); backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{ display:flex; align-items:center; gap:22px; height:74px; }
.nav .logo-main{ font-size:1.42rem; }
.nav .logo-ruby{ font-size:.55rem; margin-top:.4em; }
.nav-links{ display:flex; gap:26px; margin-left:auto; font-size:.95rem; font-weight:500; }
.nav-links a{ position:relative; color:var(--ink); }
.nav-links a::after{ content:""; position:absolute; left:0; bottom:-6px; width:0; height:2px; background:var(--bloom); transition:width .22s ease; }
.nav-links a:hover::after{ width:100%; }
.nav-cta{ margin-left:6px; }

/* =============== HERO =============== */
.hero{
  position:relative; overflow:hidden;
  display:flex; align-items:center;
  min-height:clamp(540px, 78vh, 800px);
  background:var(--paper);
}
/* full frame height, natural aspect, anchored right — no vertical crop,
   so the footage reads wider (less zoomed) than object-fit:cover */
.hero-video{
  position:absolute; top:0; right:0; height:100%; width:auto;
  pointer-events:none;
  -webkit-mask-image:linear-gradient(90deg, transparent 0, #000 24%);
          mask-image:linear-gradient(90deg, transparent 0, #000 24%);
}
.hero::after{ /* readability scrim over the bright footage */
  content:""; position:absolute; inset:0; pointer-events:none;
  background:
    linear-gradient(90deg,
      rgba(255,248,242,.96) 0%,
      rgba(255,248,242,.84) 34%,
      rgba(255,248,242,.38) 60%,
      rgba(252,230,219,.04) 85%),
    linear-gradient(180deg, rgba(255,248,242,.3) 0%, transparent 26%);
}
.hero-inner{
  position:relative; z-index:1; width:100%;
  padding-block:clamp(56px,8vw,110px);
}
.hero-copy{ max-width:640px; }
.hero-title{
  font-size:clamp(2.2rem,5.6vw,4.1rem);
  letter-spacing:.005em; margin-bottom:.7em;
}
.hero-brand{ display:block; font-size:.62em; margin-top:.35em; color:var(--ink-soft); font-weight:700; }
.hero-brand .brand-strong{ font-size:1.28em; white-space:nowrap; }
.hero-sub{ font-size:clamp(1.02rem,1.9vw,1.28rem); font-weight:500; margin-bottom:1.9em; }
.hero-cta{ display:flex; flex-wrap:wrap; gap:14px; }

/* =============== 悩み =============== */
.worries{ background:var(--paper-2); }
.worry-list{ list-style:none; margin:0 auto; padding:0; display:grid; grid-template-columns:repeat(3,1fr); gap:22px; max-width:920px; }
.worry{
  background:#fff; border-radius:var(--radius); padding:34px 24px; text-align:center;
  box-shadow:var(--shadow-sm); border:1px solid var(--line);
  display:flex; flex-direction:column; align-items:center; gap:16px; font-weight:500;
}
.worry-img{
  width:150px; height:auto;
  margin:-18px 0 -14px; /* 元画像の余白ぶんを詰める */
}
.worry p{ font-size:1rem; }
.worry-turn{
  text-align:center; margin-top:clamp(40px,5vw,56px);
  font-family:var(--f-display); font-weight:700;
  font-size:clamp(1.2rem,3vw,1.9rem);
}

/* =============== 提案 =============== */
.about{
  background:
    radial-gradient(760px 420px at 50% 120%, var(--paper-3), transparent 60%),
    var(--paper);
  text-align:center;
}
.about-lead p{ font-family:var(--f-display); font-weight:700; }
.about-lead > p:first-child{
  font-size:clamp(1.28rem,3.9vw,2.5rem); font-weight:900; line-height:1.65;
  margin-bottom:.9em; letter-spacing:.02em;
  text-wrap:balance; word-break:auto-phrase; line-break:strict;
}
/* desktop: hold each authored line as one unit so it breaks only before 「.
   mobile: drop the constraint so text reflows at phrase (文節) boundaries. */
@media (min-width:901px){ .about-lead .ln{ display:inline-block; } }
.about-lead em{ font-style:normal; color:var(--bloom-deep); position:relative; }
.about-lead em::after{
  content:""; position:absolute; left:0; right:0; bottom:-.12em; height:.14em;
  background:var(--sun); border-radius:3px;
}
.about-sub{
  max-width:760px; margin:0 auto; font-family:var(--f-body); font-weight:500;
  font-size:clamp(1.06rem,1.8vw,1.24rem); color:var(--ink-soft); line-height:2;
}
.about-sub strong{ color:var(--ink); font-weight:700; }
.about-logo{ margin-top:clamp(44px,6vw,72px); color:var(--bloom-deep); }
.about-logo .logo-en{ color:var(--ink); }
.about-logo .logo-ruby{ color:var(--ink-soft); }

/* =============== ベネフィット =============== */
.benefit{
  display:grid; grid-template-columns:1fr 1fr; gap:clamp(30px,5vw,72px);
  align-items:center; margin-bottom:clamp(48px,7vw,96px);
}
.benefit:last-child{ margin-bottom:0; }
.benefit.reverse .benefit-media{ order:-1; }
.benefit-no{
  display:inline-block; font-family:var(--f-num); font-weight:800; font-size:.9rem;
  color:#fff; background:var(--bloom); padding:.3em 1em; border-radius:999px;
  letter-spacing:.08em; margin-bottom:1.1em;
}
.benefit-title{ font-size:clamp(1.4rem,2.9vw,2.1rem); margin-bottom:.8em; }
.benefit-text{ color:var(--ink-soft); font-weight:500; font-size:1.02rem; }

/* mockups */
.mock{
  background:#fff; border-radius:var(--radius-lg); padding:28px; box-shadow:var(--shadow-md);
  border:1px solid var(--line); position:relative;
}
.mock-cap{
  display:inline-block; font-family:var(--f-num); font-weight:700; font-size:.72rem;
  letter-spacing:.14em; text-transform:uppercase; color:var(--bloom-deep);
  background:var(--paper-3); padding:.35em .9em; border-radius:999px; margin-bottom:18px;
}
/* benefit 1: AIが企画・台本を生成 */
.mock-gen{ background:linear-gradient(160deg,#fff, var(--paper)); }
.gen-list{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:10px; }
.gen-list li{
  display:flex; align-items:center; gap:12px;
  background:var(--paper); border:1px solid var(--line); border-radius:12px;
  padding:12px 15px; font-weight:500; font-size:.95rem; line-height:1.4;
}
.gen-list li.on{ background:linear-gradient(135deg, var(--bloom), var(--bloom-deep)); color:#fff; border-color:transparent; }
.gen-list li.on b{ margin-left:auto; font-family:var(--f-num); font-size:.72rem; font-weight:700; background:rgba(255,255,255,.25); padding:.3em .8em; border-radius:999px; white-space:nowrap; }
.gbadge{
  flex:0 0 auto; font-family:var(--f-num); font-weight:800; font-size:.66rem; letter-spacing:.04em;
  color:#fff; border-radius:7px; padding:.35em .6em; min-width:3.4em; text-align:center;
}
.gbadge.r{ background:var(--bloom); }
.gbadge.f{ background:var(--leaf); }
.gbadge.x{ background:var(--ink); }
.gen-list li.on .gbadge{ background:rgba(255,255,255,.28); }
.mock-note{ margin-top:12px; font-size:.78rem; color:var(--ink-soft); }

/* benefit 2: ポチッと制作依頼 → 納品 */
.mock-deliver{ display:flex; flex-direction:column; align-items:flex-start; gap:18px; }
.mock-btn{
  border:none; background:linear-gradient(135deg, var(--bloom), var(--bloom-deep)); color:#fff;
  font-family:var(--f-display); font-weight:700; font-size:1rem; padding:.85em 1.5em;
  border-radius:14px; display:inline-flex; align-items:center; gap:.5em; box-shadow:var(--shadow-sm);
}
.mock-btn .petal{ color:#fff; } .mock-btn .bloom-core{ fill:var(--sun); }
.deliver-steps{ list-style:none; margin:0; padding:0; width:100%; display:flex; flex-direction:column; gap:0; position:relative; }
.deliver-steps li{
  display:flex; align-items:center; gap:12px; padding:11px 0 11px 34px; position:relative;
  font-weight:500; font-size:.95rem; line-height:1.4; color:var(--ink-soft);
}
.deliver-steps li::before{ /* node */
  content:""; position:absolute; left:9px; top:50%; transform:translateY(-50%);
  width:14px; height:14px; border-radius:50%; background:#fff; border:3px solid var(--line); z-index:1;
}
.deliver-steps li::after{ /* connector */
  content:""; position:absolute; left:15px; top:50%; width:2px; height:100%; background:var(--line);
}
.deliver-steps li:last-child::after{ display:none; }
.deliver-steps li.done{ color:var(--ink); }
.deliver-steps li.done::before{ background:var(--leaf); border-color:var(--leaf); }
.deliver-steps li.done::after{ background:var(--leaf); }
.deliver-steps li.now{ color:var(--ink); font-weight:700; }
.deliver-steps li.now::before{ background:var(--bloom); border-color:var(--bloom); box-shadow:0 0 0 4px rgba(246,92,124,.18); }
.dstep{
  flex:0 0 auto; font-family:var(--f-num); font-weight:800; font-size:.66rem; letter-spacing:.06em;
  color:var(--bloom-deep); background:var(--paper-3); border-radius:7px; padding:.3em .6em; min-width:3em; text-align:center;
}
.deliver-steps li b{
  margin-left:auto; font-family:var(--f-num); font-weight:800; font-size:.72rem; white-space:nowrap;
  color:#fff; background:linear-gradient(135deg, var(--bloom), var(--bloom-deep));
  padding:.4em .9em; border-radius:999px;
}

.mock-price{ text-align:center; background:linear-gradient(160deg,#fff, var(--paper-2)); }
.price{ font-family:var(--f-num); font-weight:800; font-size:clamp(2.6rem,7vw,3.8rem); color:var(--ink); line-height:1; margin:.2em 0; }
.price .yen{ font-size:.55em; color:var(--bloom-deep); vertical-align:.15em; }
.price .per{ font-size:.32em; color:var(--ink-soft); margin-left:.3em; }
.price-note{ color:var(--ink-soft); font-size:.92rem; font-weight:500; }

/* =============== CTA (中) =============== */
.cta{ background:var(--paper-2); }
.cta-inner{
  display:grid; grid-template-columns:1.4fr .9fr; gap:clamp(30px,5vw,60px); align-items:center;
  background:#fff; border-radius:var(--radius-lg); padding:clamp(34px,5vw,60px);
  box-shadow:var(--shadow-md); border:1px solid var(--line);
}
.cta-title{ font-size:clamp(1.5rem,3.4vw,2.4rem); margin-bottom:.6em; }
.cta-text{ color:var(--ink-soft); font-weight:500; margin-bottom:1.6em; }
.cta-btns{ display:flex; flex-wrap:wrap; gap:14px; }
.profile{ margin:0; display:flex; flex-direction:column; align-items:center; gap:16px; text-align:center; }
.profile-photo{
  width:130px; height:130px; border-radius:50%; display:block;
  object-fit:cover; object-position:center top;
  background:linear-gradient(135deg, var(--bloom), var(--sun)); box-shadow:var(--shadow-sm);
}
.profile-role{ display:block; font-size:.78rem; letter-spacing:.14em; color:var(--bloom-deep); font-family:var(--f-num); font-weight:700; text-transform:uppercase; }
.profile-name{ display:block; font-family:var(--f-display); font-weight:700; margin-top:.4em; }

/* =============== 声 =============== */
.voice{ background:var(--paper); }
.voice-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.vcard{
  margin:0; background:#fff; border-radius:var(--radius); padding:30px 26px;
  box-shadow:var(--shadow-sm); border:1px solid var(--line);
  display:flex; flex-direction:column; gap:20px; position:relative;
}
.vcard::before{
  content:"\201C"; position:absolute; top:6px; right:22px;
  font-family:var(--f-num); font-size:3.4rem; color:var(--paper-3); line-height:1;
}
.vquote{ font-weight:500; font-size:.98rem; line-height:1.9; }
.vcard figcaption{ display:flex; align-items:center; gap:12px; margin-top:auto; }
.vava{
  width:46px; height:46px; border-radius:50%; display:grid; place-items:center;
  font-family:var(--f-num); font-weight:800; color:#fff; background:var(--bloom); flex:0 0 auto;
}
.vcard:nth-child(2) .vava{ background:var(--leaf); }
.vcard:nth-child(3) .vava{ background:var(--sun); color:var(--ink); }
.vmeta{ display:flex; flex-direction:column; line-height:1.4; }
.vmeta b{ font-family:var(--f-display); font-size:.95rem; }
.vmeta span{ font-size:.8rem; color:var(--ink-soft); }

/* =============== FAQ =============== */
.faq{ background:var(--paper-2); }
.faq-wrap{ max-width:800px; }
.faq-list{ display:flex; flex-direction:column; gap:14px; }
.qa{
  background:#fff; border-radius:16px; border:1px solid var(--line);
  box-shadow:var(--shadow-sm); overflow:hidden;
}
.qa summary{
  list-style:none; cursor:pointer; padding:22px 56px 22px 24px; position:relative;
  font-family:var(--f-display); font-weight:700; font-size:1.02rem; line-height:1.6;
}
.qa summary::-webkit-details-marker{ display:none; }
.qa summary::after{
  content:"+"; position:absolute; right:22px; top:50%; transform:translateY(-50%);
  font-family:var(--f-num); font-size:1.6rem; color:var(--bloom); transition:transform .25s ease;
}
.qa[open] summary::after{ transform:translateY(-50%) rotate(45deg); }
.qa summary::before{ content:"Q"; color:var(--bloom-deep); font-family:var(--f-num); font-weight:800; margin-right:.6em; }
.qa-body{ padding:0 24px 24px; color:var(--ink-soft); font-weight:500; }
.qa-body p{ padding-top:2px; }

/* =============== 運営会社 =============== */
.company{ background:var(--paper); }
.company-inner{ max-width:720px; text-align:center; margin-inline:auto; }
.company-inner .eyebrow{ display:inline-flex; }
.company-name{ font-size:clamp(1.5rem,3.4vw,2.3rem); margin-bottom:.6em; }
.company-text{ color:var(--ink-soft); font-weight:500; margin-bottom:1.6em; }
.company-link{
  display:inline-flex; align-items:center; gap:.4em; font-family:var(--f-num); font-weight:700;
  color:var(--bloom-deep); border-bottom:2px solid var(--bloom); padding-bottom:2px;
}
.company-link:hover{ color:var(--ink); }

/* =============== FOOTER / FINAL CTA =============== */
.footer{
  background:
    radial-gradient(700px 400px at 15% 0%, rgba(246,92,124,.28), transparent 60%),
    radial-gradient(600px 400px at 90% 110%, rgba(255,194,75,.22), transparent 55%),
    #241A28;
  color:#fff;
}
.footer-inner{ padding-block:clamp(64px,9vw,110px); text-align:center; }
.footer-cta .eyebrow{ display:inline-flex; color:var(--sun); }
.footer-title{ font-size:clamp(1.8rem,4.4vw,3rem); margin-bottom:.6em; }
.footer-text{ color:rgba(255,255,255,.78); font-weight:500; margin-bottom:1.8em; }
.footer .cta-btns{ justify-content:center; }
.footer-meta{
  margin-top:clamp(48px,7vw,84px); padding-top:36px; border-top:1px solid rgba(255,255,255,.14);
  display:flex; flex-direction:column; align-items:center; gap:18px;
}
.footer-meta .logo-main{ color:#fff; }
.footer-meta .logo-en{ color:var(--sun); }
.footer-fine{ font-size:.82rem; color:rgba(255,255,255,.55); }

/* =============== reveal on scroll =============== */
.reveal{ opacity:0; transform:translateY(26px); transition:opacity .7s ease, transform .7s ease; }
.reveal.in{ opacity:1; transform:none; }

/* =============== responsive =============== */
.sp-br{ display:none; }
.pc-br{ display:inline; }

@media (max-width:900px){
  .nav-links{ display:none; }
  /* KARTE-style mobile FV: copy on top, full-width video below,
     video's top edge fades into the paper text area */
  .hero{ display:block; min-height:0; }
  .hero::after{ display:none; }
  .hero-video{
    position:static; display:block; width:100%; height:auto;
    aspect-ratio:16/9; object-fit:cover;
    margin-top:clamp(-30px, -4vw, -12px);
    -webkit-mask-image:linear-gradient(180deg, transparent 0, #000 32%);
            mask-image:linear-gradient(180deg, transparent 0, #000 32%);
  }
  .hero-inner{ text-align:center; padding-block:clamp(40px,9vw,64px) 0; }
  .hero-copy{ margin-inline:auto; }
  .hero-copy .eyebrow, .hero .eyebrow{ justify-content:center; display:inline-flex; }
  .hero-cta{ justify-content:center; }
  .benefit, .benefit.reverse .benefit-media{ grid-template-columns:1fr; order:0; }
  .benefit{ grid-template-columns:1fr; }
  .benefit-media{ max-width:460px; margin-inline:auto; width:100%; }
  .cta-inner{ grid-template-columns:1fr; text-align:center; }
  .cta-btns{ justify-content:center; }
  .voice-grid{ grid-template-columns:1fr; max-width:520px; margin-inline:auto; }
  .worry-list{ grid-template-columns:1fr; max-width:440px; }
  .sp-br{ display:inline; }
  .pc-br{ display:none; }
}
@media (max-width:520px){
  .hero-cta .btn, .cta-btns .btn{ width:100%; }
  .hero-cta, .cta-btns{ flex-direction:column; }
  .cta-inner{ padding:28px 20px; }
}

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