:root {
  --ink: #15202b;
  --ink-deep: #0d151d;
  --paper: #fbfaf7;
  --paper-soft: #f2efe8;
  --mist: #e7edf0;
  --line: #dce0df;
  --muted: #68757c;
  --gold: #d7a83d;
  --gold-soft: #f4e5ba;
  --blue: #2d6a86;
  --green: #4e8065;
  --coral: #b76248;
  --shell: min(1180px, calc(100% - 56px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; color: var(--ink); background: var(--paper); font-family: Manrope, Arial, sans-serif; letter-spacing: 0; }
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.shell { width: var(--shell); margin: 0 auto; }
.skip-link { position: fixed; z-index: 100; top: -4rem; left: 1rem; padding: .65rem .8rem; color: #fff; background: var(--ink); border-radius: 5px; }
.skip-link:focus { top: 1rem; }

.site-header { position: fixed; z-index: 20; top: 0; width: 100%; background: rgba(251,250,247,.92); border-bottom: 1px solid rgba(21,32,43,.1); backdrop-filter: blur(12px); }
.nav-shell { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 25px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-size: .84rem; font-weight: 800; white-space: nowrap; }
.brand img { width: 31px; height: 31px; object-fit: cover; border: 1px solid #c9ced0; border-radius: 6px; }
.main-nav { display: flex; align-items: center; gap: 25px; color: #657178; font-size: .75rem; font-weight: 700; }
.main-nav > a:not(.nav-contact) { transition: color .2s ease; }
.main-nav > a:not(.nav-contact):hover { color: var(--ink); }
.nav-contact { display: inline-flex; align-items: center; gap: 7px; padding: 9px 12px; color: #fff; background: var(--ink); border-radius: 5px; }
.menu-button { display: none; width: 39px; height: 39px; place-items: center; color: var(--ink); background: transparent; border: 1px solid var(--line); border-radius: 5px; cursor: pointer; }

.hero { padding: 148px 0 89px; background: var(--paper); border-bottom: 1px solid var(--line); }
.hero-layout { display: grid; grid-template-columns: .94fr 1.06fr; gap: clamp(36px, 6vw, 100px); align-items: center; }
.hero-copy { max-width: 570px; }
.eyebrow { display: flex; align-items: center; gap: 9px; margin: 0 0 17px; color: #80682d; font-family: "DM Mono", monospace; font-size: .62rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow span { width: 24px; height: 1px; background: currentColor; }
.eyebrow-dark { color: #7a6632; }
h1,h2,h3,p { margin-top: 0; }
h1,h2 { font-weight: 800; letter-spacing: 0; }
.hero h1 { max-width: 570px; margin: 0 0 21px; font-size: clamp(3rem, 5.3vw, 4.85rem); line-height: 1.02; }
em { color: #a77b1d; font-style: normal; }
.hero-lede { max-width: 455px; margin-bottom: 30px; color: var(--muted); font-size: .96rem; line-height: 1.78; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.button { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 0 15px; border: 1px solid transparent; border-radius: 5px; font-size: .75rem; font-weight: 800; }
.button-primary { color: #fff; background: var(--ink); }
.button-quiet { color: var(--ink); border-color: var(--line); background: #fff; }
.hero-note { display: flex; align-items: center; gap: 11px; margin-top: 55px; color: #7c878b; font-size: .68rem; }
.hero-note p { margin: 0; }
.note-rule { width: 34px; height: 1px; background: #bbc2c2; }
.hero-art { position: relative; min-height: 500px; width: 100%; }
.art-grid { position: absolute; inset: 22px 0 0 14%; background: #e7ecec; border-radius: 8px; }
.art-label { position: absolute; z-index: 5; top: 44px; right: 22px; padding: 7px 8px; color: #665321; background: var(--gold-soft); font-family: "DM Mono", monospace; font-size: .55rem; letter-spacing: .12em; }
.art-label span { margin-left: 7px; color: #96782a; }
.hero-phone { position: absolute; object-fit: cover; object-position: top center; border-radius: 8px; box-shadow: 0 20px 40px rgba(21,32,43,.15); }
.phone-front { z-index: 3; top: 0; right: 17%; width: 43%; height: 500px; border: 8px solid #16222d; }
.phone-back { z-index: 2; right: 55%; bottom: 26px; width: 30%; height: 344px; opacity: .92; border: 5px solid #f8f8f5; }
.hero-float-card { position: absolute; z-index: 4; right: 0; bottom: 0; width: 201px; padding: 15px; color: var(--ink); background: #fffdfa; border: 1px solid #d7dad7; border-radius: 7px; box-shadow: 0 13px 28px rgba(21,32,43,.12); }
.hero-float-card span { display: block; margin-bottom: 12px; color: #a77b1d; font-family: "DM Mono", monospace; font-size: .57rem; letter-spacing: .12em; }
.hero-float-card strong { display: block; margin-bottom: 3px; font-size: 1rem; }
.hero-float-card small { color: var(--muted); font-size: .62rem; line-height: 1.5; }

.linetalk-section { padding: 103px 0; color: #f8f7f3; background: var(--ink-deep); }
.linetalk-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: clamp(45px, 8vw, 116px); align-items: center; }
.linetalk-visual { position: relative; min-height: 562px; }
.line-main-shot { position: absolute; inset: 0 auto auto 9%; width: 57%; height: 524px; object-fit: cover; object-position: top; border-radius: 8px; box-shadow: 0 24px 48px rgba(0,0,0,.36); }
.line-side-shot { position: absolute; right: 0; bottom: 0; width: 38%; height: 278px; object-fit: cover; object-position: top; border: 6px solid var(--ink-deep); border-radius: 8px; box-shadow: 0 18px 38px rgba(0,0,0,.35); }
.line-stamp { position: absolute; z-index: 4; top: 19px; left: 0; padding: 9px 11px; color: #41330e; background: var(--gold); font-family: "DM Mono", monospace; font-size: .58rem; letter-spacing: .12em; }
.line-stamp span { margin-left: 8px; color: #826628; }
.linetalk-copy { max-width: 530px; }
.linetalk-copy .eyebrow { color: var(--gold); }
.linetalk-copy h2,.section-heading h2,.privacy-layout h2 { margin-bottom: 20px; font-size: clamp(2.15rem, 4vw, 3.75rem); line-height: 1.08; }
.linetalk-copy h2 em { color: var(--gold); }
.linetalk-copy > p:not(.eyebrow) { color: rgba(248,247,243,.65); font-size: .93rem; line-height: 1.8; }
.feature-list { display: grid; gap: 16px; margin: 32px 0 29px; }
.feature-list > div { display: grid; grid-template-columns: 28px 1fr; gap: 12px; align-items: start; color: var(--gold); }
.feature-list span { color: rgba(255,255,255,.58); font-size: .76rem; line-height: 1.6; }
.feature-list strong { display: block; margin-bottom: 2px; color: #fff; font-size: .82rem; }
.text-link { display: inline-flex; align-items: center; gap: 8px; padding-bottom: 4px; color: #fff; border-bottom: 1px solid var(--gold); font-size: .75rem; font-weight: 800; }

.work-section { padding: 109px 0 116px; background: var(--paper); }
.section-heading { display: grid; grid-template-columns: 1.1fr .63fr; gap: 55px; align-items: end; margin-bottom: 34px; }
.section-heading h2 { margin-bottom: 0; font-size: clamp(2.25rem, 4vw, 3.9rem); line-height: 1.07; }
.section-heading > p { max-width: 365px; margin: 0 0 4px; color: var(--muted); font-size: .88rem; line-height: 1.75; }
.filter-bar { display: flex; gap: 22px; padding: 0 0 18px; border-bottom: 1px solid var(--line); }
.filter-bar button { padding: 0; color: #8a9598; background: transparent; border: 0; border-bottom: 2px solid transparent; border-radius: 0; font-size: .71rem; font-weight: 800; cursor: pointer; }
.filter-bar button:hover { color: var(--ink); }.filter-bar button.active { padding-bottom: 7px; color: var(--ink); border-color: var(--gold); }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px 18px; padding-top: 32px; }
.product-card { min-width: 0; background: transparent; transition: transform .22s ease; }
.product-card:hover { transform: translateY(-4px); }
.product-image { position: relative; display: block; height: 270px; overflow: hidden; background: #e9e9e5; border-radius: 7px; }
.product-image img { width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: transform .35s ease; }
.product-card:hover .product-image img { transform: scale(1.025); }
.image-arrow { position: absolute; right: 10px; bottom: 10px; width: 33px; height: 33px; display: grid; place-items: center; color: #fff; background: var(--ink); border-radius: 5px; }
.product-content { padding: 16px 2px 0; }
.product-type { margin-bottom: 6px; color: #7b6d43; font-family: "DM Mono", monospace; font-size: .56rem; letter-spacing: .1em; text-transform: uppercase; }
.product-card h3 { margin-bottom: 7px; font-size: 1.2rem; }
.product-description { min-height: 59px; margin-bottom: 14px; color: var(--muted); font-size: .75rem; line-height: 1.6; }
.product-links { display: flex; gap: 15px; align-items: center; font-size: .7rem; font-weight: 800; }.product-links a:first-child { display: inline-flex; gap: 6px; align-items: center; }.privacy-inline { color: #788388; text-decoration: underline; text-underline-offset: 3px; }
.accent-blue .product-type { color: #287198; }.accent-violet .product-type { color: #766698; }.accent-coral .product-type { color: #b45d44; }.accent-lime .product-type { color: #607e4c; }.accent-green .product-type { color: #347757; }.accent-cyan .product-type { color: #287f8c; }

.principles-section { padding: 92px 0 96px; color: #f8f7f3; background: #243847; }
.principles-grid { display: grid; grid-template-columns: .55fr 1fr 1.03fr; gap: 35px; align-items: start; }.principles-grid .eyebrow { color: #a8c5d1; }.principles-grid h2 { margin: 0; font-size: clamp(2.15rem, 3.8vw, 3.65rem); line-height: 1.08; }.principle-list { border-top: 1px solid rgba(255,255,255,.26); }.principle-list > div { display: grid; grid-template-columns: 49px 1fr; gap: 15px; padding: 17px 0; border-bottom: 1px solid rgba(255,255,255,.18); }.principle-list strong { color: #b9d5de; font-family: "DM Mono", monospace; font-size: .65rem; font-weight: 400; }.principle-list span { color: rgba(255,255,255,.71); font-size: .76rem; line-height: 1.6; }

.privacy-section { padding: 101px 0; background: #e8e3d6; }.privacy-layout { display: grid; grid-template-columns: .8fr 1fr; gap: 9vw; }.privacy-layout > div > p:last-child { max-width: 385px; color: var(--muted); font-size: .9rem; line-height: 1.8; }.privacy-list { border-top: 1px solid rgba(21,32,43,.25); }.privacy-list a { min-height: 50px; display: flex; align-items: center; justify-content: space-between; gap: 15px; border-bottom: 1px solid rgba(21,32,43,.18); font-size: .79rem; font-weight: 800; transition: padding .2s ease; }.privacy-list a:hover { padding: 0 7px; }.privacy-list svg { color: #94752a; }

.site-footer { padding: 29px 0; color: rgba(255,255,255,.62); background: var(--ink-deep); }.footer-layout { display: grid; grid-template-columns: 1.35fr 1fr 1.4fr auto; gap: 23px; align-items: center; font-size: .67rem; }.footer-brand { color: #fff; }.footer-brand img { width: 28px; height: 28px; border-color: rgba(255,255,255,.35); }.footer-layout p { margin: 0; }.footer-contact { display: inline-flex; align-items: center; justify-content: flex-start; gap: 7px; color: #ebcf80; font-weight: 700; }.footer-layout small { white-space: nowrap; font-size: .57rem; }

@media (max-width: 900px) {
  :root { --shell: min(680px, calc(100% - 36px)); }
  .hero-layout { grid-template-columns: 1fr; }.hero-copy { padding-top: 31px; }.hero-art { max-width: 610px; min-height: 495px; margin: 0 auto; }.linetalk-grid,.privacy-layout { grid-template-columns: 1fr; }.linetalk-visual { order: 2; max-width: 600px; width: 100%; margin: 0 auto; }.section-heading { grid-template-columns: 1fr; gap: 14px; }.section-heading > p { max-width: 560px; }.product-grid { grid-template-columns: repeat(2, 1fr); }.principles-grid { grid-template-columns: 1fr 1.5fr; }.principle-list { grid-column: 2; }.footer-layout { grid-template-columns: 1fr 1fr; }.footer-layout small { text-align: right; }
}

@media (max-width: 760px) {
  :root { --shell: calc(100% - 32px); }.nav-shell { min-height: 68px; }.main-nav { position: fixed; inset: 68px 0 0; display: none; flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 0; padding: 23px 16px; color: var(--ink); background: var(--paper); }.main-nav.is-open { display: flex; }.main-nav > a:not(.nav-contact) { padding: 17px 0; border-bottom: 1px solid var(--line); font-size: .98rem; }.nav-contact { justify-content: center; margin-top: 20px; }.menu-button { display: grid; }.hero { padding: 112px 0 68px; }.hero h1 { font-size: 2.8rem; overflow-wrap: anywhere; }.hero-art { min-height: 425px; }.art-grid { inset: 18px -10px 0 12%; }.art-label { top: 37px; right: 0; }.phone-front { right: 13%; width: 49%; height: 421px; }.phone-back { right: 60%; bottom: 20px; width: 35%; height: 268px; }.hero-float-card { right: -1px; width: 170px; padding: 11px; }.linetalk-section,.work-section,.privacy-section { padding: 74px 0; }.linetalk-visual { min-height: 461px; }.line-main-shot { left: 4%; width: 64%; height: 426px; }.line-side-shot { width: 40%; height: 205px; }.line-stamp { top: 10px; }.linetalk-copy h2,.section-heading h2,.privacy-layout h2 { font-size: clamp(2rem, 10.5vw, 3rem); }.product-grid { grid-template-columns: 1fr; gap: 33px; }.product-image { height: 295px; }.product-description { min-height: auto; }.principles-section { padding: 72px 0; }.principles-grid { grid-template-columns: 1fr; gap: 26px; }.principle-list { grid-column: auto; }.footer-layout { grid-template-columns: 1fr; gap: 16px; }.footer-layout small { text-align: left; }
}