.opus-home {
  --orange: #FF7828; --orange-hover: #F36B1B; --tint: #FFF0E5; --accent: #A33D00;
  --ink: #292522; --muted: #625D58; --paper: #FAFAF8; --soft: #F0EEEA; --line: #D7D3CE; --white: #fff; --forest: #1F2A22;
  --display: "DynaPuff", "Trebuchet MS", sans-serif; --body: Inter, "Helvetica Neue", Arial, sans-serif;
}
html body main .opus-home .wrap{width:min(1180px,calc(100% - 40px));max-width:1180px;padding-inline:0}
html body main .opus-home a[href]{text-decoration:none}
html body main .opus-home a[href]:hover{text-decoration:underline;text-underline-offset:3px}
html body main .opus-home .door-keep a[href]{color:#fff}
html body main .opus-home .arrow-link[href],html body main .opus-home .feature-link{color:#a33d00}
html body main .opus-home .hero-feature[href],html body main .opus-home .hero-feature[href] strong{color:#fff}
@media(max-width:360px){.opus-home .hero>*{min-width:0}.opus-home .script{white-space:normal}}
@scope (.opus-home) {

* { box-sizing: border-box; }
.opus-home { margin: 0; background: var(--paper); color: var(--ink); font: 1.0625rem/1.6 var(--body); }
h1, h2, h3 { font-family: var(--display); font-weight: 600; line-height: 1.12; margin: 0 0 .45em; text-wrap: balance; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); } h3 { font-size: 1.2rem; }
p { margin: 0 0 .8em; }
a { color: var(--accent); }
img { max-width: 100%; display: block; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; border-radius: 6px; }
.skip { position: absolute; left: -999px; } .skip:focus { left: 12px; top: 8px; background: var(--ink); color: #fff; padding: 10px 14px; border-radius: 8px; z-index: 10; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.wrap { max-width: 1180px; margin: 0 auto; padding-inline: 20px; }
.eyebrow { font-size: .78rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: 8px; }
.lede { font-size: 1.15rem; color: var(--muted); max-width: 36em; }
.small { font-size: .85rem; }
.proto-bar { background: var(--ink); color: #fff; text-align: center; font-size: .85rem; padding: 6px 12px; }

/* header */
.site-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 16px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font: 600 1.2rem/1 var(--display); }
.brand img { border-radius: 50%; } .brand b { color: var(--orange); font-weight: 600; }
.nav { display: flex; flex-wrap: wrap; gap: 4px 18px; align-items: center; }
.nav a { color: var(--ink); text-decoration: none; font-weight: 600; padding: 8px 2px; }
.nav a:hover { color: var(--accent); }
.nav .nav-cta { background: var(--orange); color: #1d1208; padding: 10px 18px; border-radius: 99px; }
.nav .nav-cta:hover { background: var(--orange-hover); color: #1d1208; }
@media (max-width: 720px) { .nav a:not(.nav-cta) { display: none; } }

/* buttons */
.btn { display: inline-flex; align-items: center; min-height: 50px; padding: 0 22px; border-radius: 99px; border: 1.5px solid var(--ink); text-decoration: none; color: var(--ink); font-weight: 700; background: var(--white); }
.btn-primary { background: var(--orange); border-color: var(--orange); color: #1d1208; }
.btn-primary:hover { background: var(--orange-hover); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.arrow-link { font-weight: 700; text-decoration: none; white-space: nowrap; }
.arrow-link:hover { text-decoration: underline; }

/* hero */
.hero { display: grid; gap: 32px; align-items: center; padding-block: 24px 40px; }
@media (min-width: 960px) { .hero { grid-template-columns: 1fr 1.05fr; padding-block: 40px 56px; } }
.hero h1 { font-size: clamp(2.4rem, 5.4vw, 3.9rem); }
.script { font-family: "Sacramento", cursive; font-weight: 400; color: var(--accent); font-size: 1.25em; line-height: .8; white-space: nowrap; }
.search { display: flex; align-items: center; gap: 8px; margin: 22px 0 12px; padding: 6px 6px 6px 16px; background: var(--white); border: 1.5px solid var(--ink); border-radius: 99px; max-width: 560px; box-shadow: 0 6px 20px rgba(41, 37, 34, .06); }
.search svg { width: 22px; height: 22px; flex: none; fill: none; stroke: var(--muted); stroke-width: 2; stroke-linecap: round; }
.search input { flex: 1; min-width: 0; border: 0; outline: 0; font: inherit; background: transparent; min-height: 46px; }
.search button { min-height: 46px; padding: 0 22px; border: 0; border-radius: 99px; background: var(--orange); color: #1d1208; font: 700 1rem var(--body); cursor: pointer; }
.search button:hover { background: var(--orange-hover); }
.search:focus-within { outline: 3px solid var(--orange); outline-offset: 2px; }
.popular { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: .92rem; }
.popular span { color: var(--muted); }
.popular a { text-decoration: none; background: var(--soft); color: var(--ink); padding: 6px 12px; border-radius: 99px; font-weight: 600; }
.popular a:hover { background: var(--tint); color: var(--accent); }
.hero-feature { position: relative; display: block; border-radius: 24px; overflow: hidden; aspect-ratio: 4 / 3; color: #fff; text-decoration: none; box-shadow: 0 18px 40px rgba(41, 37, 34, .16); }
.hero-feature img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.hero-feature:hover img { transform: scale(1.03); }
.hero-feature::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, rgba(20, 14, 8, .78)); }
.feature-tag { position: absolute; top: 16px; left: 16px; z-index: 1; background: var(--white); color: var(--ink); font-size: .74rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; padding: 6px 10px; border-radius: 6px; }
.feature-text { position: absolute; left: 22px; right: 22px; bottom: 20px; z-index: 1; display: grid; gap: 2px; }
.feature-text strong { font: 600 clamp(1.6rem, 3vw, 2.2rem)/1.1 var(--display); }
.feature-link { font-weight: 700; margin-top: 4px; }
@media (prefers-reduced-motion: reduce) { .hero-feature img { transition: none; } }

/* journey */
.journey { padding-block: 8px 48px; }
.journey-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); margin-top: 18px; }
.door { position: relative; background: var(--white); border: 1px solid var(--line); border-radius: 20px; padding: 22px 22px 18px; }
.door-step { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--tint); color: var(--accent); font: 700 1.1rem var(--display); margin-bottom: 12px; }
.door p { color: var(--muted); }
.door ul { list-style: none; padding: 0; margin: 12px 0 0; border-top: 1px solid var(--soft); }
.door li a { display: flex; justify-content: space-between; align-items: center; min-height: 48px; border-bottom: 1px solid var(--soft); text-decoration: none; font-weight: 650; color: var(--ink); }
.door li a::after { content: "→"; color: var(--accent); }
.door li a:hover { color: var(--accent); }
.door-keep { background: var(--forest); color: #fff; border-color: var(--forest); }
.door-keep p { color: #D6DDD5; }
.door-keep .door-step { background: var(--orange); color: #1d1208; }
.door-keep ul, .door-keep li a { border-color: rgba(255, 255, 255, .14); }
.door-keep li a { color: #fff; } .door-keep li a::after { color: var(--orange); }

/* guides */
.guides { padding-block: 16px 56px; }
.section-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 12px; }
.section-head p { color: var(--muted); margin: 0; }
.filter { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 20px; }
.filter button { min-height: 44px; padding: 0 16px; border-radius: 99px; border: 1.5px solid var(--line); background: var(--white); font: 650 .95rem var(--body); cursor: pointer; color: var(--ink); }
.filter button[aria-pressed="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }
.guide-grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); }
.guide { display: block; background: var(--white); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; text-decoration: none; color: var(--ink); transition: box-shadow .2s, transform .2s; }
.guide:hover { box-shadow: 0 12px 28px rgba(41, 37, 34, .12); transform: translateY(-2px); }
.guide[hidden] { display: none; }
.guide img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.guide > div { padding: 16px 18px 18px; }
.guide h3 { margin: 8px 0 0; font-size: 1.35rem; }
.sci { font-style: italic; color: var(--muted); margin: 0 0 6px; }
.facts { font-size: .9rem; color: var(--muted); margin: 0; }
.level { display: inline-block; font-size: .78rem; font-weight: 800; padding: 3px 10px; border-radius: 99px; }
.level-start { background: #E4F0E6; color: #24583A; }
.level-some { background: var(--tint); color: var(--accent); }
.empty-filter { margin-top: 12px; color: var(--muted); }
@media (prefers-reduced-motion: reduce) { .guide { transition: none; } .guide:hover { transform: none; } }

/* notebook band */
.band { background: var(--forest); color: #fff; padding-block: 56px; }
.band .eyebrow { color: #FFB27F; }
.band .lede { color: #D6DDD5; }
.band-grid { display: grid; gap: 36px; align-items: center; }
@media (min-width: 900px) { .band-grid { grid-template-columns: 1.2fr .8fr; } }
.ticks { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 12px; }
.ticks li { position: relative; padding-left: 34px; color: #E7ECE6; }
.ticks li::before { content: "✓"; position: absolute; left: 0; top: 0; width: 24px; height: 24px; border-radius: 50%; background: var(--orange); color: #1d1208; display: grid; place-items: center; font-weight: 800; font-size: .85rem; }
.ticks strong { color: #fff; }
.band .btn:not(.btn-primary) { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .6); }
.phone { margin: 0 auto; width: min(300px, 80%); border: 10px solid #111; border-radius: 38px; overflow: hidden; box-shadow: 0 24px 50px rgba(0, 0, 0, .4); background: #111; }
.phone img { width: 100%; aspect-ratio: 390 / 700; object-fit: cover; object-position: top; }

/* builds */
.builds { padding-block: 60px; }
.builds-grid { display: grid; gap: 32px; align-items: center; }
@media (min-width: 900px) { .builds-grid { grid-template-columns: 1.1fr 1fr; } }
.build-feature { position: relative; display: block; border-radius: 22px; overflow: hidden; background: #F0EDE8; }
.build-feature img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.sizes { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 20px; }
.sizes span { font-size: .85rem; font-weight: 650; padding: 5px 11px; border: 1px solid var(--line); border-radius: 8px; background: var(--white); font-variant-numeric: tabular-nums; }

/* tools */
.tools { padding-block: 8px 56px; }
.tool-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); margin-top: 14px; }
.tool-grid a { display: grid; gap: 4px; padding: 18px; border-radius: 16px; background: var(--soft); text-decoration: none; color: var(--ink); min-height: 96px; }
.tool-grid a:hover { background: var(--tint); }
.tool-grid strong { font-family: var(--display); font-weight: 600; font-size: 1.05rem; }
.tool-grid span { color: var(--muted); font-size: .92rem; }

/* approach */
.approach { display: grid; gap: 28px; padding-block: 48px 64px; border-top: 1px solid var(--line); }
@media (min-width: 900px) { .approach { grid-template-columns: 1.2fr 1fr; } }
.promises { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.promises li { padding: 16px 18px; background: var(--white); border: 1px solid var(--line); border-radius: 14px; color: var(--muted); }
.promises strong { color: var(--ink); display: block; }

/* footer */
.site-foot { background: var(--ink); color: #E9E5E0; padding-block: 36px; }
.foot-grid { display: grid; gap: 18px; justify-items: start; }
.site-foot nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.site-foot a { color: #fff; }
.hero { grid-template-columns: minmax(0, 1fr); }
@media (min-width: 960px) { .hero { grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); } }
.phone { max-height: 600px; }
.phone img { aspect-ratio: auto; height: auto; object-fit: initial; }
@media (max-width: 640px) {
  .guide-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .guide > div { padding: 10px 12px 12px; }
  .guide h3 { font-size: 1.05rem; }
  .guide .facts { display: none; }
  .guide .sci { font-size: .82rem; margin: 0; }
  .level { font-size: .7rem; padding: 2px 8px; }
}
@media (max-width: 480px) { .site-head { flex-wrap: nowrap; } .brand { font-size: 1rem; } .brand img { width: 38px; height: 38px; } .nav .nav-cta { padding: 9px 14px; font-size: .92rem; white-space: nowrap; } }

.notebook-preview{max-width:330px;margin:auto;background:#fff;color:#292522;border:10px solid #111;border-radius:34px;padding:40px 22px;min-height:350px;box-shadow:0 24px 50px rgba(0,0,0,.35)}.notebook-preview strong{font:600 1.5rem/1.2 var(--display)}.notebook-preview p{margin:22px 0}.notebook-preview a{font-weight:700}

}