/* 易銅 YI-TONG — brand studio site */
:root{
  --bg:#FFF9EF;
  --bg-deep:#F8EEDC;
  --paper:#FFFDF8;
  --ink:#4A3426;
  --ink-soft:#6B5242;
  --muted:#8A7262;
  --gold:#EFD27A;
  --gold-soft:#F7E7B4;
  --gold-deep:#B8913F;
  --line:#EEDFC6;
  --line-strong:#E2CDA8;
  --line-green:#06C755;
  --shadow:0 22px 44px -28px rgba(74,52,38,.38);
  --shadow-sm:0 10px 24px -18px rgba(74,52,38,.35);
  --radius:24px;
  --font-display:"justinbeaverfont","jf-jinxuan","Noto Serif TC","Noto Serif CJK TC",ui-serif,Georgia,serif;
  --font-body:"Noto Sans TC","Noto Sans CJK TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
  --font-latin:"Cormorant Garamond","Noto Serif TC",Georgia,serif;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
html,body{overflow-x:clip}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:16.5px;line-height:1.85;letter-spacing:.01em}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;line-height:1.3;margin:0;letter-spacing:.03em;text-wrap:balance}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--gold-deep);outline-offset:3px;border-radius:8px}
.wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
.nw{white-space:nowrap}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--ink);color:var(--paper);padding:8px 16px;border-radius:999px;text-decoration:none}
.skip:focus{top:12px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .25s,box-shadow .25s}
.site-header.scrolled{border-color:var(--line);box-shadow:0 8px 24px -22px rgba(74,52,38,.5)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:76px}
.brand{display:flex;align-items:baseline;gap:10px;text-decoration:none;flex:none}
.brand b{font-family:var(--font-display);font-size:28px;font-weight:600;letter-spacing:.08em;color:var(--ink)}
.brand span{font-family:var(--font-latin);font-size:14px;letter-spacing:.22em;color:var(--muted)}
.nav{display:flex;align-items:center;gap:4px}
.nav a{text-decoration:none;font-size:15.5px;font-weight:500;color:var(--ink-soft);padding:8px 14px;border-radius:999px;transition:background .2s,color .2s;white-space:nowrap}
.nav a:hover{background:var(--gold-soft);color:var(--ink)}
.nav a[aria-current="page"]{color:var(--ink);background:var(--gold-soft)}
.header-cta{display:flex;align-items:center;gap:10px}
.menu-btn{display:none;width:46px;height:46px;border-radius:50%;border:1px solid var(--line-strong);background:var(--paper);align-items:center;justify-content:center;cursor:pointer;color:var(--ink)}
.menu-btn svg{width:22px;height:22px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 28px;border-radius:999px;font-weight:700;font-size:16px;text-decoration:none;white-space:nowrap;cursor:pointer;border:1.5px solid transparent;transition:transform .2s,box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-2px)}
.btn-gold{background:var(--gold);color:var(--ink);border-color:#E4C25E;box-shadow:0 0 0 5px rgba(239,210,122,.28),var(--shadow-sm)}
.btn-gold:hover{box-shadow:0 0 0 7px rgba(239,210,122,.32),var(--shadow)}
.btn-line{background:var(--paper);color:var(--ink);border-color:var(--line-strong)}
.btn-line:hover{border-color:var(--gold-deep)}
.btn-dark{background:var(--ink);color:var(--paper)}
.btn-sm{min-height:44px;padding:0 20px;font-size:15px}
.line-badge{display:inline-grid;place-items:center;min-width:30px;height:22px;padding:0 5px;border-radius:7px;background:var(--line-green);color:#fff;font:800 9.5px/1 system-ui,sans-serif;letter-spacing:.02em}
.arrow{display:inline-block;transition:transform .2s}
a:hover .arrow{transform:translateX(3px)}

/* ---------- section scaffolding ---------- */
.section{padding:104px 0}
.section.tight{padding:72px 0}
.section.alt{background:var(--paper);border-block:1px solid var(--line)}
.eyebrow{display:inline-flex;align-items:center;gap:14px;font-family:var(--font-latin);font-size:14px;font-weight:600;letter-spacing:.32em;color:var(--gold-deep);text-transform:uppercase}
.eyebrow::before,.eyebrow::after{content:"";width:36px;height:1px;background:var(--line-strong)}
.eyebrow.left::before{display:none}
.sec-head{text-align:center;max-width:720px;margin:0 auto 56px;display:grid;gap:16px;justify-items:center}
.sec-head.left{text-align:left;justify-items:start;margin-left:0}
.sec-head h2{font-size:clamp(30px,4.2vw,46px)}
.sec-head p{color:var(--muted);font-size:17px}
.hl{background:linear-gradient(transparent 52%,var(--gold-soft) 52%,var(--gold-soft) 92%,transparent 92%);padding:0 .08em}
.under{background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 12' preserveAspectRatio='none'%3E%3Cpath d='M3 8 Q50 3 100 7 T197 5' fill='none' stroke='%23EFD27A' stroke-width='5' stroke-linecap='round'/%3E%3C/svg%3E") bottom/100% 12px no-repeat;padding-bottom:6px}
.note{font-size:14px;color:var(--muted);line-height:1.75}
.chip{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--gold-deep);background:var(--gold-soft);border-radius:999px;padding:3px 12px}
.chip.dark{background:var(--ink);color:var(--paper)}
.chip.ghost{background:transparent;border:1px solid var(--line-strong);color:var(--muted);font-weight:500}

/* ---------- page hero (inner pages) ---------- */
.page-hero{padding:88px 0 64px;text-align:center;background:radial-gradient(700px 320px at 50% 0%,#FFF3D3 0%,rgba(255,243,211,0) 70%)}
.page-hero .wrap{display:grid;gap:18px;justify-items:center}
.page-hero h1{font-size:clamp(34px,5.2vw,58px)}
.page-hero p{color:var(--muted);font-size:17.5px;max-width:34em}

/* ---------- home hero ---------- */
.hero{position:relative;overflow:hidden;padding:72px 0 96px;background:
  radial-gradient(900px 520px at 85% 10%,#FFF1CC 0%,rgba(255,241,204,0) 65%),
  radial-gradient(700px 500px at 0% 90%,#FBEBD6 0%,rgba(251,235,214,0) 70%)}
.hero .wrap{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.hero-copy{display:grid;gap:26px;min-width:0}
.hero h1{font-size:clamp(44px,6.4vw,82px);line-height:1.18;letter-spacing:.04em}
.hero h1 .row{display:block}
.hero .lead{font-size:18px;color:var(--ink-soft);letter-spacing:.06em}
.hero .lead i{font-style:normal;color:var(--gold-deep);margin:0 .35em}
.hero .actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:6px}
.hero .trust{display:flex;flex-wrap:wrap;gap:10px 22px;color:var(--muted);font-size:14.5px}
.hero .trust span::before{content:"✦";color:var(--gold-deep);margin-right:8px;font-size:12px}
.spark{display:inline-block;color:var(--gold);font-size:.42em;vertical-align:top;margin-left:.1em}
.hero-visual{position:relative;min-width:0;aspect-ratio:1/0.92}
.frame{position:absolute;background:#fff;border-radius:18px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.frame .bar{height:26px;background:#F6EEE1;display:flex;align-items:center;gap:6px;padding:0 12px}
.frame .bar i{width:8px;height:8px;border-radius:50%;background:#E4D5C1}
.frame img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top}
.hero-visual .f1{left:0;top:4%;width:82%;transform:rotate(-1.5deg)}
.hero-visual .f2{right:0;bottom:2%;width:62%;transform:rotate(2deg)}
.hero-visual .phone{position:absolute;left:6%;bottom:0;width:24%;background:#3A2F28;border-radius:26px;padding:6px;box-shadow:var(--shadow)}
.hero-visual .phone img{border-radius:20px;aspect-ratio:9/18;object-fit:cover;object-position:top left}
.hero-visual .badge{position:absolute;right:4%;top:0;background:var(--paper);border:1px solid var(--line-strong);border-radius:999px;padding:8px 18px;font-size:14px;font-weight:700;box-shadow:var(--shadow-sm);transform:rotate(3deg)}
.hero-visual .badge b{color:var(--gold-deep)}
.wave{display:block;width:100%;height:46px;color:var(--bg-deep)}

/* hero entrance animation (only when JS is on) */
.js .hero [data-in]{opacity:0;transform:translateY(18px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1)}
.js .hero.ready [data-in]{opacity:1;transform:none}
.js .hero-visual [data-in]{transform:translateY(26px)}
.js .hero.ready .hero-visual .f1[data-in]{transform:rotate(-1.5deg)}
.js .hero.ready .hero-visual .f2[data-in]{transform:rotate(2deg)}
.js .hero.ready .hero-visual .badge[data-in]{transform:rotate(3deg)}

/* scroll reveal */
.js [data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.js [data-reveal].in{opacity:1;transform:none}

/* ---------- services ---------- */
.services{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.svc{position:relative;display:grid;gap:14px;align-content:start;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px 30px;box-shadow:var(--shadow-sm);text-decoration:none;transition:transform .25s,box-shadow .25s,border-color .25s}
.svc:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-strong)}
.svc .num{font-family:var(--font-latin);font-size:15px;letter-spacing:.24em;color:var(--gold-deep)}
.svc h3{font-size:25px}
.svc p{color:var(--muted);font-size:15.5px}
.svc .price{font-family:var(--font-display);font-size:26px;color:var(--ink);margin-top:4px}
.svc .price small{font-family:var(--font-body);font-size:14px;color:var(--muted);margin-left:4px;font-weight:500}
.svc .more{margin-top:6px;font-weight:700;font-size:15px;color:var(--gold-deep)}
.svc.feature{background:linear-gradient(180deg,#FFF6DD 0%,var(--paper) 60%);border-color:var(--line-strong)}
.svc .ico{width:52px;height:52px;border-radius:16px;background:var(--gold-soft);display:grid;place-items:center;color:var(--ink)}
.svc .ico svg{width:26px;height:26px}

/* ---------- works ---------- */
.cases{display:grid;gap:32px}
.case{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:30px;padding:28px;box-shadow:var(--shadow-sm)}
.case:nth-child(even){grid-template-columns:.9fr 1.1fr}
.case:nth-child(even) .case-shot{order:2}
.case-shot{border-radius:18px;overflow:hidden;border:1px solid var(--line);background:var(--bg-deep)}
.case-shot img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top}
.case-body{display:grid;gap:14px;padding:8px 8px 8px 0;min-width:0}
.case-body .type{font-size:14px;font-weight:700;letter-spacing:.1em;color:var(--gold-deep)}
.case-body h3{font-size:clamp(24px,2.6vw,30px)}
.case-body p{color:var(--muted)}
.case-body dl{display:grid;gap:12px;margin:6px 0 0}
.case-body dt{font-size:14px;font-weight:700;color:var(--ink)}
.case-body dd{margin:2px 0 0;color:var(--muted);font-size:15px}
.case-body dd li{position:relative;padding-left:20px}
.case-body dd li::before{content:"";position:absolute;left:2px;top:.78em;width:8px;height:8px;border-radius:50%;background:var(--gold)}
.case-body .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}

.mini-cases{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.mini{display:grid;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-decoration:none;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s}
.mini:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.mini img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top;border-bottom:1px solid var(--line);background:var(--bg-deep)}
.mini .body{padding:20px 22px 24px;display:grid;gap:6px}
.mini .type{font-size:13.5px;font-weight:700;letter-spacing:.08em;color:var(--gold-deep)}
.mini h3{font-size:21px}
.mini p{color:var(--muted);font-size:15px}
.mini .go{margin-top:8px;font-weight:700;font-size:15px}

.demo-band{margin-top:72px;background:var(--bg-deep);border-radius:32px;padding:48px 40px;border:1px solid var(--line)}
.demo-band .sec-head{margin-bottom:36px}
.demo-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.demo{display:grid;background:var(--paper);border-radius:22px;overflow:hidden;border:1px solid var(--line);text-decoration:none;transition:transform .25s,box-shadow .25s}
.demo:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.demo img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top;border-bottom:1px solid var(--line)}
.demo .body{padding:18px 20px 22px;display:grid;gap:4px}
.demo .tier{font-size:13.5px;font-weight:700;letter-spacing:.08em;color:var(--gold-deep)}
.demo h3{font-size:20px}
.demo p{font-size:14.5px;color:var(--muted)}
.demo .go{margin-top:8px;font-weight:700;font-size:15px}

/* ---------- process ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;counter-reset:s}
.steps.six{grid-template-columns:repeat(3,minmax(0,1fr))}
.steps.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.step{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px 28px;display:grid;gap:10px;align-content:start}
.step .n{font-family:var(--font-latin);font-size:44px;line-height:1;color:var(--gold);font-weight:600}
.step h3{font-size:21px}
.step p{color:var(--muted);font-size:15.5px}

/* ---------- about teaser ---------- */
.about{display:grid;grid-template-columns:.8fr 1.2fr;gap:64px;align-items:center}
.portrait{position:relative;max-width:420px;width:100%;margin:0 auto}
.portrait::before{content:"";position:absolute;inset:-14px 14px 14px -14px;border-radius:200px 200px 28px 28px;border:1.5px solid var(--line-strong)}
.portrait img{position:relative;width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:200px 200px 28px 28px;background:var(--bg-deep)}
.about-copy{display:grid;gap:18px;min-width:0}
.about-copy h2{font-size:clamp(30px,3.8vw,42px)}
.about-copy p{color:var(--ink-soft)}
.tags{display:flex;flex-wrap:wrap;gap:10px}
.tags span{font-size:14px;border:1px solid var(--line-strong);border-radius:999px;padding:4px 14px;color:var(--ink-soft);background:var(--paper)}

/* ---------- beyond ---------- */
.beyond{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.by{display:grid;grid-template-columns:96px 1fr;gap:18px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:18px;text-decoration:none;transition:transform .25s,box-shadow .25s}
.by:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.by img{width:96px;height:96px;object-fit:cover;border-radius:16px;background:var(--bg-deep)}
.by .k{font-size:12.5px;letter-spacing:.2em;color:var(--gold-deep);font-weight:700}
.by h3{font-size:19px;margin:2px 0}
.by p{font-size:14px;color:var(--muted)}
.by-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.by-links a{font-size:13.5px;font-weight:700;text-decoration:none;border-bottom:1.5px solid var(--gold)}

/* ---------- CTA ---------- */
.cta{position:relative;overflow:hidden;background:var(--ink);color:var(--paper);border-radius:36px;padding:72px 40px;text-align:center;display:grid;gap:20px;justify-items:center}
.cta::before{content:"";position:absolute;inset:auto -10% -60% auto;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(239,210,122,.28),rgba(239,210,122,0) 70%)}
.cta .eyebrow{color:var(--gold)}
.cta .eyebrow::before,.cta .eyebrow::after{background:rgba(239,210,122,.4)}
.cta h2{font-size:clamp(30px,4.4vw,48px);color:var(--paper)}
.cta p{color:#E9DCCB;max-width:30em}
.cta .actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;position:relative}
.cta .btn-line{background:transparent;color:var(--paper);border-color:rgba(255,253,248,.35)}

/* ---------- pricing ---------- */
.tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:8px}
.tabs a{text-decoration:none;font-weight:700;font-size:15px;padding:10px 20px;border-radius:999px;border:1px solid var(--line-strong);background:var(--paper)}
.tabs a:hover{background:var(--gold-soft)}
.plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:start}
.plan{position:relative;display:grid;gap:16px;background:var(--paper);border:1px solid var(--line);border-radius:28px;padding:36px 30px 30px;box-shadow:var(--shadow-sm)}
.plan.rec{border:2px solid var(--gold);box-shadow:var(--shadow);background:linear-gradient(180deg,#FFF6DD 0%,var(--paper) 45%)}
.plan .flag{position:absolute;top:-15px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--paper);font-size:13px;font-weight:700;letter-spacing:.12em;padding:5px 16px;border-radius:999px;white-space:nowrap}
.plan .kind{font-size:14px;color:var(--gold-deep);font-weight:700;letter-spacing:.06em}
.plan h3{font-size:28px}
.plan .combo{font-size:14.5px;color:var(--muted)}
.plan .price{font-family:var(--font-display);font-size:38px;line-height:1.1}
.plan .price small{font-family:var(--font-body);font-size:15px;color:var(--muted);font-weight:500;margin-left:4px}
.plan .range{font-size:14px;color:var(--muted);margin-top:-8px}
.plan .fit{font-size:15px;color:var(--ink-soft);background:var(--bg);border-radius:14px;padding:12px 14px}
.plan .fit b{display:block;font-size:13px;color:var(--gold-deep);letter-spacing:.08em}
.plan h4{font-family:var(--font-body);font-size:14.5px;font-weight:700;letter-spacing:.06em;color:var(--ink);margin-top:4px}
.ticks{display:grid;gap:8px}
.ticks li{position:relative;padding-left:28px;font-size:15px;color:var(--ink-soft);line-height:1.7}
.ticks li::before{content:"";position:absolute;left:0;top:.28em;width:18px;height:18px;border-radius:50%;background:var(--gold-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 10.5l3 3 6-7' fill='none' stroke='%23B8913F' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}
.ticks.x li::before{background:#F4E6DF url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M6.5 6.5l7 7M13.5 6.5l-7 7' fill='none' stroke='%23A3756A' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E") center/13px no-repeat}
details.more{border-top:1px dashed var(--line-strong);padding-top:14px}
details.more summary{cursor:pointer;font-weight:700;font-size:15px;color:var(--gold-deep);list-style:none}
details.more summary::-webkit-details-marker{display:none}
details.more summary::after{content:" ＋"}
details.more[open] summary::after{content:" －"}
details.more .inner{display:grid;gap:12px;margin-top:14px}
.plan-demo{display:grid;grid-template-columns:96px 1fr auto;gap:14px;align-items:center;text-decoration:none;background:var(--bg);border:1px solid var(--line);border-radius:16px;padding:10px 14px 10px 10px;transition:border-color .2s,background .2s}
.plan-demo:hover{border-color:var(--gold-deep);background:var(--gold-soft)}
.plan-demo img{width:96px;height:60px;object-fit:cover;object-position:top;border-radius:10px;border:1px solid var(--line)}
.plan-demo b{display:block;font-size:15px}
.plan-demo small{display:block;font-size:12.5px;color:var(--muted)}
.plan .actions{display:grid;gap:10px;margin-top:6px}
.plan .fine{font-size:13px;color:var(--muted);line-height:1.7}
.block-note{max-width:820px;margin:28px auto 0;text-align:center}

.addons{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:8px}
.addon{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:22px 24px;display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.addon b{font-size:16px}
.addon span{font-family:var(--font-display);font-size:22px;white-space:nowrap}

.video-box{display:grid;grid-template-columns:.75fr 1.25fr;gap:44px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:30px;padding:32px}
.video-box video{width:100%;max-width:320px;margin:0 auto;border-radius:22px;background:#2b211b;aspect-ratio:9/16;object-fit:cover;box-shadow:var(--shadow)}
.video-box .copy{display:grid;gap:14px}

/* FAQ */
.faq{max-width:860px;margin:0 auto;display:grid;gap:12px}
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:0 22px;transition:border-color .2s}
.faq details[open]{border-color:var(--line-strong)}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 0;font-weight:700;font-size:16.5px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:none;width:28px;height:28px;border-radius:50%;background:var(--gold-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M10 5v10M5 10h10' fill='none' stroke='%234A3426' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E") center/14px no-repeat;transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 20px;color:var(--ink-soft)}

.notes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.notes section{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:26px 26px 22px}
.notes h3{font-size:19px;margin-bottom:12px}
.notes li{position:relative;padding-left:18px;font-size:15px;color:var(--ink-soft);margin-bottom:8px}
.notes li::before{content:"";position:absolute;left:0;top:.8em;width:6px;height:6px;border-radius:50%;background:var(--gold-deep)}

/* ---------- LINE service ---------- */
.ls-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.ls-hero .copy{display:grid;gap:20px}
.ls-hero h1{font-size:clamp(36px,5vw,58px)}
.page-hero .big-price,.big-price{color:var(--ink);font-family:var(--font-display);font-size:52px;line-height:1}
.big-price small{display:block;font-family:var(--font-body);font-size:15px;color:var(--muted);margin-top:8px;font-weight:500}
.chat{background:#8CABD9;border-radius:30px;padding:0;overflow:hidden;box-shadow:var(--shadow);max-width:400px;width:100%;margin:0 auto;border:8px solid #3A2F28}
.chat-top{background:#2F3A4F;color:#fff;padding:12px 18px;font-size:15px;font-weight:700;display:flex;justify-content:space-between;align-items:center}
.chat-top small{font-weight:500;opacity:.8;font-size:12px}
.chat-body{height:430px;overflow-y:auto;padding:16px 14px;display:flex;flex-direction:column;gap:10px;background:#9BB4DC}
.msg{white-space:pre-line;max-width:82%;padding:9px 13px;border-radius:18px;font-size:14.5px;line-height:1.6;animation:pop .3s ease}
.msg.bot{background:#fff;color:#222;border-top-left-radius:6px;align-self:flex-start}
.msg.me{background:#86E07B;color:#1c2b18;border-top-right-radius:6px;align-self:flex-end}
.msg.sys{align-self:center;background:rgba(0,0,0,.18);color:#fff;font-size:12.5px;border-radius:999px;padding:4px 12px}
.quick{display:flex;flex-wrap:wrap;gap:8px;padding:12px 14px 16px;background:#fff;border-top:1px solid #e5e5e5;min-height:66px}
.quick button{font:inherit;font-size:14px;font-weight:700;border:1.5px solid #06C755;color:#06C755;background:#fff;border-radius:999px;padding:6px 14px;cursor:pointer}
.quick button:hover{background:#EFFFF2}
.chat-cap{font-size:13px;color:var(--muted);text-align:center;margin-top:12px}
@keyframes pop{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.card-box{background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:30px 30px 26px}
.card-box h3{font-size:22px;margin-bottom:16px}
.flow{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}
.flow li{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:22px 18px;display:grid;gap:8px;font-size:15px;color:var(--ink-soft)}
.flow b{font-family:var(--font-latin);font-size:30px;color:var(--gold);line-height:1}

/* ---------- about page ---------- */
.prose{max-width:760px;margin:0 auto;display:grid;gap:22px}
.prose h2{font-size:clamp(26px,3.2vw,34px);margin-top:28px}
.prose p{color:var(--ink-soft);font-size:17px}
.who{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.who div{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:22px 24px;color:var(--ink-soft);font-size:15.5px}
.who b{display:block;font-family:var(--font-latin);color:var(--gold-deep);font-size:24px;line-height:1;margin-bottom:8px}

/* ---------- contact ---------- */
.contacts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.contact{display:grid;gap:10px;background:var(--paper);border:1px solid var(--line);border-radius:26px;padding:34px 30px;text-decoration:none;transition:transform .25s,box-shadow .25s}
.contact:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.contact .ico{width:56px;height:56px;border-radius:18px;display:grid;place-items:center;background:var(--gold-soft)}
.contact .ico svg{width:28px;height:28px}
.contact h3{font-size:22px}
.contact .v{font-weight:700;word-break:break-all}
.contact p{color:var(--muted);font-size:15px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#E9DCCB;padding:72px 0 36px;margin-top:0}
.site-footer .top{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:40px}
.site-footer .brand b{color:var(--paper)}
.site-footer .brand span{color:#C9B49C}
.site-footer p{font-size:14.5px;color:#CDBBA6;margin-top:14px;max-width:22em}
.site-footer h4{font-family:var(--font-body);font-size:13.5px;letter-spacing:.2em;color:var(--gold);margin-bottom:14px}
.site-footer li{margin-bottom:8px}
.site-footer a{text-decoration:none;font-size:15px;color:#F3E9DC}
.site-footer a:hover{color:var(--gold)}
.site-footer .bottom{margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,253,248,.14);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13.5px;color:#BFA98F}

/* floating LINE (mobile) */
.float-line{display:none}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .nav a{padding:8px 10px;font-size:15px}
  .header-cta .btn-text{display:none}
}
@media (max-width:960px){
  .menu-btn{display:inline-flex}
  .nav{position:fixed;inset:76px 0 auto 0;flex-direction:column;align-items:stretch;gap:4px;background:var(--paper);border-bottom:1px solid var(--line);padding:14px 20px 22px;box-shadow:0 22px 40px -30px rgba(74,52,38,.5);transform:translateY(-8px);opacity:0;visibility:hidden;transition:opacity .2s,transform .2s,visibility .2s}
  .nav.open{opacity:1;transform:none;visibility:visible}
  .nav a{padding:13px 16px;font-size:16.5px;border-radius:14px}
  .header-cta .btn-text{display:inline}
  .hero .wrap,.ls-hero,.about,.case,.case:nth-child(even),.video-box{grid-template-columns:1fr}
  .case:nth-child(even) .case-shot{order:0}
  .hero-visual{max-width:620px;width:100%;margin:0 auto}
  .services,.plans,.mini-cases,.demo-grid,.beyond,.contacts{grid-template-columns:1fr}
  .plans{max-width:560px;margin:0 auto}
  .steps,.steps.six,.steps.four{grid-template-columns:1fr 1fr}
  .flow{grid-template-columns:1fr 1fr}
  .site-footer .top{grid-template-columns:1fr 1fr}
  .addons{grid-template-columns:1fr}
  .notes,.two-col,.who{grid-template-columns:1fr}
  .portrait{max-width:340px}
}
@media (max-width:640px){
  body{font-size:16px}
  .eyebrow{font-size:12.5px;letter-spacing:.2em;gap:10px}
  .eyebrow::before,.eyebrow::after{width:22px}
  .page-hero .big-price{font-size:44px}
  .site-header .wrap{height:66px}
  .nav{top:66px}
  .brand b{font-size:24px}
  .brand span{font-size:12px;letter-spacing:.16em}
  .header-cta .btn-sm{min-height:40px;padding:0 14px}
  .header-cta .btn-text{display:none}
  .section{padding:72px 0}
  .section.tight{padding:56px 0}
  .sec-head{margin-bottom:40px}
  .hero{padding:44px 0 64px}
  .hero h1{font-size:clamp(40px,11.5vw,56px)}
  .hero .lead{font-size:15.5px;letter-spacing:.02em}
  .hero .actions .btn{flex:1 1 100%}
  .page-hero{padding:60px 0 44px}
  .steps,.steps.six,.steps.four,.flow{grid-template-columns:1fr}
  .case{padding:16px;border-radius:24px;gap:22px}
  .case-body{padding:0 6px 8px}
  .demo-band{padding:32px 18px;border-radius:26px}
  .cta{padding:56px 22px;border-radius:28px}
  .cta .actions .btn{flex:1 1 100%}
  .plan{padding:32px 22px 24px}
  .video-box{padding:20px}
  .site-footer .top{grid-template-columns:1fr}
  .by{grid-template-columns:80px 1fr}
  .by img{width:80px;height:80px}
  .float-line{display:flex;position:fixed;right:16px;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:30;align-items:center;gap:8px;background:var(--line-green);color:#fff;text-decoration:none;font-weight:700;font-size:15px;padding:12px 18px;border-radius:999px;box-shadow:0 12px 24px -10px rgba(6,120,50,.6)}
  .float-line .line-badge{background:#fff;color:var(--line-green)}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .js [data-reveal],.js .hero [data-in]{opacity:1!important;transform:none!important}
}