/* dukoraidea.com — single shared stylesheet */
:root {
  --night: #0a0d1c;
  --night-2: #11162e;
  --night-3: #1a2142;
  --line-dark: rgba(255, 255, 255, .09);
  --glow: #ffc56b;
  --glow-2: #ff8a5b;
  --violet: #9d8cff;
  --mint: #5ee6c9;
  --cream: #fbf6ec;
  --paper: #fffdf8;
  --ink: #1b1d2a;
  --ink-2: #4a4d5e;
  --line: #ece4d4;
  --radius: 18px;
  --radius-lg: 28px;
  --shadow: 0 18px 50px -20px rgba(18, 16, 40, .35);
  --glow-shadow: 0 0 40px rgba(255, 197, 107, .35);
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --wrap: 1200px;
  --header-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 600; line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2.3rem, 5.4vw, 4.3rem); }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.7rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.45rem); }
p { margin: 0 0 1.1em; }
.wrap { width: min(var(--wrap), 100% - 40px); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 200; background: var(--glow); color: var(--night); padding: 10px 16px; border-radius: 10px; font-weight: 700; }
.skip-link:focus { top: 12px; }
:focus-visible { outline: 3px solid var(--glow); outline-offset: 3px; border-radius: 6px; }

/* ---------- Buttons & small parts ---------- */
.btn {
  --bg: var(--glow);
  display: inline-flex; align-items: center; gap: .55em;
  padding: .85em 1.5em; border-radius: 999px; border: 0;
  background: var(--bg); color: var(--night);
  font: 700 .98rem/1 var(--sans); text-decoration: none; cursor: pointer;
  box-shadow: 0 10px 30px -10px rgba(255, 170, 80, .7);
  transition: transform .25s ease, box-shadow .25s ease, background .25s;
  position: relative; overflow: hidden;
}
.btn::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,.55) 50%, transparent 70%);
  transform: translateX(-120%); transition: transform .7s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -12px rgba(255, 170, 80, .9); }
.btn:hover::after { transform: translateX(120%); }
.btn--ghost { --bg: transparent; color: #fff; box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.35); }
.btn--ghost:hover { box-shadow: inset 0 0 0 1.5px var(--glow); color: var(--glow); }
.btn--dark { --bg: var(--night); color: #fff; box-shadow: 0 10px 30px -12px rgba(10, 13, 28, .6); }
.btn svg { width: 1.1em; height: 1.1em; }
.eyebrow {
  display: inline-flex; align-items: center; gap: .5em;
  font: 700 .78rem/1 var(--sans); letter-spacing: .16em; text-transform: uppercase;
  color: var(--glow-2); margin-bottom: 1rem;
}
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; box-shadow: 0 0 12px currentColor; animation: twinkle 2.4s ease-in-out infinite; }
.dark .eyebrow, .eyebrow--light { color: var(--glow); }
.chip { display: inline-block; padding: .35em .85em; border-radius: 999px; font-size: .8rem; font-weight: 700; background: rgba(255, 197, 107, .16); color: #9a5b00; }
.dark .chip { background: rgba(255, 197, 107, .14); color: var(--glow); }
.glow-text {
  background: linear-gradient(100deg, var(--glow) 0%, #fff1cf 30%, var(--glow-2) 60%, var(--violet) 100%);
  background-size: 220% auto;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shimmer 7s linear infinite;
  font-style: italic;
}
@keyframes shimmer { to { background-position: 220% center; } }
@keyframes twinkle { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100; height: var(--header-h);
  display: flex; align-items: center;
  transition: background .3s, box-shadow .3s, backdrop-filter .3s;
  color: #fff;
}
.site-header.is-scrolled, .site-header.is-solid {
  background: rgba(10, 13, 28, .82);
  backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px);
  box-shadow: 0 1px 0 var(--line-dark);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: #fff; font: 600 1.45rem/1 var(--serif); letter-spacing: -.01em; }
.logo svg { width: 36px; height: 36px; filter: drop-shadow(0 0 10px rgba(255, 197, 107, .55)); }
.logo small { font: 600 .62rem/1 var(--sans); letter-spacing: .3em; text-transform: uppercase; color: var(--glow); display: block; margin-top: 4px; }
.main-nav ul { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 6px; }
.main-nav li a {
  display: block; padding: .55em .9em; border-radius: 999px; text-decoration: none;
  font-weight: 600; font-size: .95rem; color: rgba(255,255,255,.86); transition: color .2s, background .2s;
}
.main-nav li a:hover, .main-nav li a[aria-current="page"] { color: #fff; background: rgba(255,255,255,.08); }
.main-nav .nav-cta a { background: var(--glow); color: var(--night); margin-left: 8px; }
.main-nav .nav-cta a:hover { background: #ffd590; color: var(--night); }
.nav-toggle {
  display: none; position: relative; z-index: 120;
  width: 46px; height: 46px; border-radius: 14px; border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.06); color: #fff; cursor: pointer;
}
.nav-toggle span { position: absolute; left: 12px; right: 12px; height: 2px; border-radius: 2px; background: currentColor; transition: transform .3s, opacity .3s, top .3s; }
.nav-toggle span:nth-child(1) { top: 15px; }
.nav-toggle span:nth-child(2) { top: 22px; }
.nav-toggle span:nth-child(3) { top: 29px; }
.nav-open .nav-toggle span:nth-child(1) { top: 22px; transform: rotate(45deg); }
.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav-open .nav-toggle span:nth-child(3) { top: 22px; transform: rotate(-45deg); }
.nav-drawer-extra { display: none; }

@media (max-width: 960px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: fixed; inset: 0; z-index: 110;
    background: radial-gradient(120% 80% at 80% 0%, #1d2550 0%, var(--night) 60%);
    padding: calc(var(--header-h) + 20px) 24px 32px;
    display: flex; flex-direction: column; overflow-y: auto;
    opacity: 0; visibility: hidden; transform: translateY(-12px);
    transition: opacity .3s ease, transform .3s ease, visibility 0s linear .3s;
  }
  .nav-open .main-nav { opacity: 1; visibility: visible; transform: none; transition: opacity .3s ease, transform .3s ease; }
  .main-nav ul { flex-direction: column; align-items: stretch; gap: 4px; }
  .main-nav li { opacity: 0; transform: translateX(18px); transition: opacity .35s ease, transform .35s ease; }
  .nav-open .main-nav li { opacity: 1; transform: none; }
  .nav-open .main-nav li:nth-child(2) { transition-delay: .04s; }
  .nav-open .main-nav li:nth-child(3) { transition-delay: .08s; }
  .nav-open .main-nav li:nth-child(4) { transition-delay: .12s; }
  .nav-open .main-nav li:nth-child(5) { transition-delay: .16s; }
  .nav-open .main-nav li:nth-child(6) { transition-delay: .2s; }
  .main-nav li a { font-family: var(--serif); font-size: 1.6rem; padding: .55em .4em; border-radius: 12px; border-bottom: 1px solid var(--line-dark); }
  .main-nav .nav-cta a { margin: 18px 0 0; text-align: center; font-family: var(--sans); font-size: 1.05rem; border: 0; border-radius: 999px; padding: 1em; }
  .nav-drawer-extra { display: block; margin-top: auto; padding-top: 28px; color: rgba(255,255,255,.6); font-size: .95rem; }
  .nav-drawer-extra a { color: var(--glow); font-weight: 700; }
  body.nav-open { overflow: hidden; }
  .nav-open .site-header { background: transparent; box-shadow: none; backdrop-filter: none; -webkit-backdrop-filter: none; }
  .logo { position: relative; z-index: 120; }
}

/* ---------- Dark sections, hero ---------- */
.dark { background: var(--night); color: #e9e9f2; }
.dark h1, .dark h2, .dark h3 { color: #fff; }
.dark a { color: inherit; }
.hero {
  position: relative; overflow: hidden; isolation: isolate;
  min-height: min(100svh, 920px);
  padding: calc(var(--header-h) + 60px) 0 90px;
  display: flex; align-items: center;
  background:
    radial-gradient(60% 50% at 85% 20%, rgba(157, 140, 255, .22), transparent 70%),
    radial-gradient(50% 50% at 10% 90%, rgba(255, 138, 91, .18), transparent 70%),
    linear-gradient(180deg, #070916 0%, var(--night) 55%, #141a38 100%);
}
.hero canvas.fireflies { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }
.hero .spotlight { position: absolute; inset: 0; z-index: -1; pointer-events: none; background: radial-gradient(420px circle at var(--mx, 70%) var(--my, 30%), rgba(255, 197, 107, .13), transparent 60%); }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero p.lead { font-size: clamp(1.05rem, 1.6vw, 1.22rem); color: rgba(233,233,242,.82); max-width: 560px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 30px; margin-top: 46px; padding-top: 26px; border-top: 1px solid var(--line-dark); }
.hero-stats strong { display: block; font: 600 1.9rem/1 var(--serif); color: #fff; }
.hero-stats span { font-size: .85rem; color: rgba(233,233,242,.6); }
.collage { position: relative; height: 560px; }
.collage figure { position: absolute; margin: 0; border-radius: 24px; overflow: hidden; box-shadow: 0 30px 60px -20px rgba(0,0,0,.7), 0 0 0 1px rgba(255,255,255,.08); transition: transform .6s cubic-bezier(.2,.8,.2,1); }
.collage figure img { width: 100%; height: 100%; object-fit: cover; }
.collage .c1 { width: 58%; height: 78%; left: 0; top: 6%; transform: rotate(-3deg); }
.collage .c2 { width: 50%; height: 48%; right: 0; top: 0; transform: rotate(4deg); }
.collage .c3 { width: 48%; height: 44%; right: 4%; bottom: 0; transform: rotate(-2deg); }
.collage:hover .c1 { transform: rotate(-5deg) translateY(-6px); }
.collage:hover .c2 { transform: rotate(6deg) translateY(-10px); }
.collage:hover .c3 { transform: rotate(0) translateY(-4px); }
.collage .badge {
  position: absolute; left: 40%; bottom: 8%; z-index: 3;
  background: rgba(17, 22, 46, .78); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.12); color: #fff; border-radius: 16px; padding: 12px 16px; font-size: .85rem;
  display: flex; align-items: center; gap: 10px; animation: float 6s ease-in-out infinite;
}
.collage .badge b { color: var(--glow); }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* string of lights swag */
.light-string { position: absolute; left: 0; right: 0; top: calc(var(--header-h) - 6px); height: 90px; z-index: 0; pointer-events: none; }
.light-string svg { width: 100%; height: 100%; overflow: visible; }
.light-string .wire { fill: none; stroke: rgba(255,255,255,.18); stroke-width: 1.5; }
.light-string .bulb { animation: bulb 3s ease-in-out infinite; transform-box: fill-box; transform-origin: center; }
@keyframes bulb { 0%, 100% { opacity: 1; } 45% { opacity: .35; } }

/* ---------- Sections ---------- */
section { position: relative; }
main { overflow-x: clip; }
.section { padding: clamp(70px, 9vw, 120px) 0; }
.section--cream { background: var(--cream); }
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head p { color: var(--ink-2); font-size: 1.08rem; }
.dark .section-head p { color: rgba(233,233,242,.72); }
.section-head--row { max-width: none; display: flex; justify-content: space-between; align-items: end; gap: 24px; flex-wrap: wrap; }
.link-arrow { white-space: nowrap; font-weight: 700; text-decoration: none; display: inline-flex; gap: .4em; align-items: center; color: var(--glow-2); }
.link-arrow:hover { gap: .7em; }
.link-arrow { transition: gap .2s; }

.marquee { overflow: hidden; border-block: 1px solid var(--line-dark); background: #0d1124; color: rgba(255,255,255,.75); padding: 18px 0; }
.marquee-track { display: flex; gap: 48px; width: max-content; animation: marquee 38s linear infinite; }
.marquee span { font: 500 1.25rem/1 var(--serif); font-style: italic; white-space: nowrap; display: inline-flex; align-items: center; gap: 48px; }
.marquee span::after { content: "\2726"; color: var(--glow); font-style: normal; font-size: .9rem; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* category tiles */
.tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.tile {
  position: relative; display: block; border-radius: var(--radius-lg); overflow: hidden; min-height: 420px;
  color: #fff; text-decoration: none; isolation: isolate; box-shadow: var(--shadow);
}
.tile img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform 1.1s cubic-bezier(.2,.8,.2,1); }
.tile::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, transparent 30%, rgba(8, 10, 24, .88) 100%); }
.tile:hover img { transform: scale(1.07); }
.tile .tile-body { position: absolute; left: 0; right: 0; bottom: 0; padding: 28px; }
.tile h3 { font-size: 1.7rem; color: #fff; margin-bottom: .3em; }
.tile p { margin: 0; color: rgba(255,255,255,.8); font-size: .95rem; }
.tile .count { position: absolute; top: 20px; left: 20px; background: rgba(255,255,255,.14); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); padding: 6px 12px; border-radius: 999px; font-size: .8rem; font-weight: 700; }

/* cards */
.grid { display: grid; gap: 26px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  position: relative; display: flex; flex-direction: column; background: #fff; border-radius: var(--radius);
  overflow: hidden; text-decoration: none; color: var(--ink);
  box-shadow: 0 1px 0 var(--line), 0 12px 30px -18px rgba(18, 16, 40, .25);
  transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s;
}
.card:hover { transform: translateY(-6px); box-shadow: 0 1px 0 var(--line), 0 26px 50px -22px rgba(18, 16, 40, .4), 0 0 0 1px rgba(255, 197, 107, .5); }
.card-media { aspect-ratio: 4 / 3; overflow: hidden; background: var(--night-2); }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.2,.8,.2,1); }
.card:hover .card-media img { transform: scale(1.06); }
.card-body { padding: 20px 22px 24px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card-body h3 { font-size: 1.22rem; margin: 0; }
.card-body p { margin: 0; color: var(--ink-2); font-size: .95rem; line-height: 1.6; }
.card-meta { display: flex; gap: 10px; align-items: center; font-size: .8rem; color: #8a8478; font-weight: 600; }
.card .more { margin-top: auto; padding-top: 8px; font-weight: 700; font-size: .9rem; color: var(--glow-2); }
.dark .card { background: var(--night-2); color: #fff; box-shadow: 0 0 0 1px var(--line-dark); }
.dark .card-body p { color: rgba(233,233,242,.7); }
.card--guide .card-media { aspect-ratio: 1 / 1; }
.card--guide .tagline { font-size: .85rem; color: var(--glow-2); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }

/* spotlight / split */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split-media { position: relative; isolation: isolate; }
.split-media img { border-radius: var(--radius-lg); box-shadow: var(--shadow); width: 100%; aspect-ratio: 4/5; object-fit: cover; }
.split-media .glow-ring { position: absolute; inset: -18px; border-radius: 36px; background: conic-gradient(from 0deg, var(--glow), var(--glow-2), var(--violet), var(--mint), var(--glow)); filter: blur(30px); opacity: .45; z-index: -1; animation: spin 14s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.mini-steps { list-style: none; padding: 0; margin: 26px 0 32px; counter-reset: s; display: grid; gap: 14px; }
.mini-steps li { counter-increment: s; display: grid; grid-template-columns: 44px 1fr; gap: 14px; align-items: start; }
.mini-steps li::before { content: counter(s); display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: var(--night); color: var(--glow); font: 600 1.1rem/1 var(--serif); box-shadow: 0 0 0 4px rgba(255,197,107,.18); }
.mini-steps strong { display: block; }
.mini-steps span { color: var(--ink-2); font-size: .95rem; }

/* room tabs */
.tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 30px; }
.tab-btn {
  border: 1px solid var(--line-dark); background: rgba(255,255,255,.04); color: rgba(255,255,255,.8);
  padding: .7em 1.2em; border-radius: 999px; font: 700 .92rem/1 var(--sans); cursor: pointer; transition: all .25s;
}
.tab-btn[aria-selected="true"] { background: var(--glow); color: var(--night); border-color: var(--glow); box-shadow: var(--glow-shadow); }
.tab-panel { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
.tab-panel[hidden] { display: none; }
.tab-panel img { border-radius: var(--radius-lg); width: 100%; aspect-ratio: 16/11; object-fit: cover; animation: fadeUp .6s ease; }
.tab-panel ul { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 12px; }
.tab-panel li { padding: 14px 18px; border-radius: 14px; background: rgba(255,255,255,.05); border: 1px solid var(--line-dark); animation: fadeUp .5s ease both; }
.tab-panel li:nth-child(2) { animation-delay: .06s; } .tab-panel li:nth-child(3) { animation-delay: .12s; } .tab-panel li:nth-child(4) { animation-delay: .18s; }
.tab-panel li b { color: var(--glow); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

/* FAQ */
.faq { max-width: 860px; margin-inline: auto; display: grid; gap: 12px; }
.faq details { background: #fff; border-radius: 16px; border: 1px solid var(--line); padding: 0 22px; transition: box-shadow .3s, border-color .3s; }
.faq details[open] { box-shadow: 0 16px 40px -24px rgba(18,16,40,.35); border-color: rgba(255,170,80,.6); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 36px 20px 0; position: relative; font-weight: 700; font-size: 1.04rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%); width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; background: var(--cream); font-size: 1.2rem; transition: transform .3s, background .3s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); background: var(--glow); }
.faq details p { color: var(--ink-2); padding-bottom: 20px; margin: 0; }

/* CTA band */
.cta-band { position: relative; overflow: hidden; border-radius: 32px; padding: clamp(40px, 6vw, 72px); background: radial-gradient(80% 120% at 0% 0%, #2a2f66 0%, var(--night) 60%); color: #fff; isolation: isolate; }
.cta-band::before { content: ""; position: absolute; width: 420px; height: 420px; right: -120px; top: -160px; border-radius: 50%; background: radial-gradient(circle, rgba(255,197,107,.45), transparent 65%); z-index: -1; animation: pulse 6s ease-in-out infinite; }
@keyframes pulse { 0%,100% { transform: scale(1); opacity: .9; } 50% { transform: scale(1.15); opacity: .6; } }
.cta-band h2 { color: #fff; max-width: 620px; }
.cta-band p { color: rgba(255,255,255,.75); max-width: 560px; }
.cta-band .cta-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 24px; }

/* ---------- Page hero (interior) ---------- */
.page-hero {
  position: relative; overflow: hidden; isolation: isolate;
  padding: calc(var(--header-h) + 70px) 0 70px; color: #fff;
  background: linear-gradient(180deg, #070916, var(--night));
}
.page-hero .bg { position: absolute; inset: 0; z-index: -2; }
.page-hero .bg img { width: 100%; height: 100%; object-fit: cover; opacity: .38; transform: scale(1.06); animation: kenburns 24s ease-in-out infinite alternate; }
@keyframes kenburns { to { transform: scale(1.16) translate(-2%, -2%); } }
.page-hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(7,9,22,.4) 0%, rgba(10,13,28,.92) 100%); }
.page-hero h1 { color: #fff; max-width: 900px; font-size: clamp(2.1rem, 4.6vw, 3.6rem); }
.page-hero p.lead { color: rgba(255,255,255,.8); max-width: 680px; font-size: 1.12rem; }
.page-hero canvas.fireflies { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }
.crumbs { font-size: .85rem; margin-bottom: 20px; color: rgba(255,255,255,.65); }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; }
.crumbs li + li::before { content: "/"; margin-right: 6px; opacity: .5; }
.crumbs a { text-decoration: none; color: rgba(255,255,255,.85); }
.crumbs a:hover { color: var(--glow); }
.post-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center; font-size: .9rem; color: rgba(255,255,255,.72); margin-top: 18px; }

/* ---------- Article ---------- */
.reading-progress { position: fixed; top: 0; left: 0; height: 3px; z-index: 150; width: 100%; transform-origin: 0 50%; transform: scaleX(0); background: linear-gradient(90deg, var(--glow), var(--glow-2), var(--violet)); box-shadow: 0 0 12px var(--glow); }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 60px; align-items: start; }
.prose { font-size: 1.08rem; min-width: 0; }
.prose > *:first-child { margin-top: 0; }
.prose h2 { margin-top: 2em; scroll-margin-top: calc(var(--header-h) + 20px); position: relative; }
.prose h3 { margin-top: 1.6em; }
.prose a { color: #b6560f; text-decoration-color: rgba(182, 86, 15, .35); text-underline-offset: 3px; text-decoration-thickness: 2px; }
.prose a:hover { text-decoration-color: currentColor; }
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1.3em; }
.prose li { margin-bottom: .45em; }
.prose li::marker { color: var(--glow-2); }
.prose blockquote { margin: 1.6em 0; padding: 18px 26px; border-left: 4px solid var(--glow); background: var(--cream); border-radius: 0 16px 16px 0; font-family: var(--serif); font-size: 1.2rem; font-style: italic; }
.prose blockquote p:last-child { margin: 0; }
.prose figure { margin: 2em 0; }
.prose figure img { border-radius: var(--radius); width: 100%; max-height: 640px; object-fit: cover; box-shadow: var(--shadow); }
.prose figcaption { font-size: .88rem; color: #8a8478; margin-top: 10px; text-align: center; }
.callout { margin: 1.6em 0; padding: 18px 22px 18px 56px; border-radius: 16px; background: linear-gradient(135deg, #fff6e2, #fff1ea); border: 1px solid #f6dcb0; position: relative; font-size: 1rem; }
.callout::before { content: ""; position: absolute; left: 22px; top: 23px; width: 16px; height: 16px; border-radius: 50%; background: var(--glow); box-shadow: 0 0 0 5px rgba(255,197,107,.3), 0 0 18px var(--glow); }
.callout--warn { background: linear-gradient(135deg, #fff0ee, #fff6f0); border-color: #f5c7bd; }
.callout--warn::before { background: #ff6b57; box-shadow: 0 0 0 5px rgba(255,107,87,.22), 0 0 18px #ff6b57; }
.steps { list-style: none; padding: 0 !important; counter-reset: st; margin: 1.6em 0 !important; position: relative; }
.steps > li { counter-increment: st; position: relative; padding: 0 0 22px 66px; margin: 0; }
.steps > li::before { content: counter(st); position: absolute; left: 0; top: 0; width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; background: var(--night); color: var(--glow); font: 600 1.15rem/1 var(--serif); box-shadow: 0 0 0 5px rgba(255,197,107,.2); z-index: 1; }
.steps > li::after { content: ""; position: absolute; left: 22px; top: 46px; bottom: 0; width: 2px; background: linear-gradient(var(--glow), transparent); }
.steps > li:last-child::after { display: none; }
.steps h3 { margin: 8px 0 .35em; font-size: 1.25rem; }
.steps p { margin-bottom: .6em; }
.checklist { list-style: none; padding: 0 !important; display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; }
.checklist li { margin: 0; padding: 12px 14px 12px 44px; border-radius: 12px; background: var(--cream); position: relative; font-size: .98rem; }
.checklist li::before { content: ""; position: absolute; left: 14px; top: 15px; width: 18px; height: 18px; border-radius: 6px; background: var(--glow) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230a0d1c' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/12px no-repeat; }
.table-wrap { overflow-x: auto; margin: 1.6em 0; border-radius: 16px; border: 1px solid var(--line); -webkit-overflow-scrolling: touch; }
.table-wrap table { width: 100%; border-collapse: collapse; font-size: .96rem; min-width: 520px; }
.table-wrap th { background: var(--night); color: #fff; text-align: left; padding: 12px 16px; font-weight: 700; }
.table-wrap td { padding: 12px 16px; border-top: 1px solid var(--line); vertical-align: top; }
.table-wrap tr:nth-child(even) td { background: #fdf9f1; }

.sidebar { position: sticky; top: calc(var(--header-h) + 24px); display: grid; gap: 22px; }
.toc { background: var(--cream); border-radius: var(--radius); padding: 22px; }
.toc h2 { font: 700 .78rem/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: #8a8478; margin: 0 0 14px; }
.toc ol { list-style: none; padding: 0; margin: 0; display: grid; gap: 2px; }
.toc a { display: block; padding: 7px 10px 7px 14px; border-left: 2px solid var(--line); text-decoration: none; font-size: .9rem; line-height: 1.4; color: var(--ink-2); transition: all .2s; }
.toc a:hover { color: var(--ink); }
.toc a.is-active { border-color: var(--glow-2); color: var(--ink); font-weight: 700; background: rgba(255,197,107,.15); }
.side-card { border-radius: var(--radius); padding: 24px; background: var(--night); color: #fff; position: relative; overflow: hidden; }
.side-card::before { content: ""; position: absolute; width: 200px; height: 200px; right: -80px; top: -80px; border-radius: 50%; background: radial-gradient(circle, rgba(255,197,107,.45), transparent 65%); }
.side-card h3 { color: #fff; font-size: 1.25rem; position: relative; }
.side-card p { color: rgba(255,255,255,.72); font-size: .92rem; position: relative; }
.side-card .btn { position: relative; font-size: .88rem; }

/* product guide */
.guide-hero { padding: calc(var(--header-h) + 40px) 0 70px; background: linear-gradient(180deg, #070916, var(--night-2)); color: #fff; position: relative; overflow: hidden; isolation: isolate; }
.guide-hero canvas.fireflies { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }
.guide-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.gallery-main { border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 1 / 1; box-shadow: 0 30px 70px -30px rgba(0,0,0,.8), 0 0 0 1px rgba(255,255,255,.08); background: var(--night-3); }
.gallery-main img { width: 100%; height: 100%; object-fit: cover; transition: opacity .35s; }
.gallery-thumbs { display: flex; gap: 12px; margin-top: 14px; }
.gallery-thumbs button { width: 84px; height: 84px; padding: 0; border-radius: 14px; overflow: hidden; border: 2px solid transparent; background: none; cursor: pointer; opacity: .65; transition: all .25s; }
.gallery-thumbs button[aria-pressed="true"], .gallery-thumbs button:hover { opacity: 1; border-color: var(--glow); }
.gallery-thumbs img { width: 100%; height: 100%; object-fit: cover; }
.guide-hero h1 { color: #fff; font-size: clamp(2rem, 4vw, 3.1rem); }
.guide-hero .tagline { color: rgba(255,255,255,.8); font-size: 1.12rem; }
.highlights { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 26px 0; list-style: none; padding: 0; }
.highlights li { padding: 14px 16px; border-radius: 14px; background: rgba(255,255,255,.05); border: 1px solid var(--line-dark); font-weight: 600; font-size: .95rem; display: flex; gap: 10px; align-items: center; }
.highlights li::before { content: ""; flex: none; width: 10px; height: 10px; border-radius: 50%; background: var(--glow); box-shadow: 0 0 10px var(--glow); animation: twinkle 2.6s ease-in-out infinite; }
.highlights li:nth-child(2)::before { animation-delay: .5s; background: var(--mint); box-shadow: 0 0 10px var(--mint); }
.highlights li:nth-child(3)::before { animation-delay: 1s; background: var(--violet); box-shadow: 0 0 10px var(--violet); }
.highlights li:nth-child(4)::before { animation-delay: 1.5s; background: var(--glow-2); box-shadow: 0 0 10px var(--glow-2); }
.jump { display: flex; flex-wrap: wrap; gap: 10px; }
.specs-card { background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow); padding: clamp(24px, 4vw, 40px); margin-top: -40px; position: relative; z-index: 2; }
.specs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 40px; margin: 0; }
.specs div { display: grid; grid-template-columns: 140px 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px dashed var(--line); }
.specs dt { font-weight: 800; font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; color: #9a5b00; padding-top: 3px; }
.specs dd { margin: 0; color: var(--ink-2); font-size: .98rem; }

/* blog index */
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 36px; }
.filter-btn { border: 1px solid var(--line); background: #fff; padding: .65em 1.15em; border-radius: 999px; font: 700 .9rem/1 var(--sans); cursor: pointer; color: var(--ink-2); transition: all .2s; }
.filter-btn[aria-pressed="true"] { background: var(--night); color: var(--glow); border-color: var(--night); }
.card.is-hidden { display: none; }
.feature-post { display: grid; grid-template-columns: 1.2fr 1fr; border-radius: var(--radius-lg); overflow: hidden; background: var(--night); color: #fff; text-decoration: none; margin-bottom: 40px; box-shadow: var(--shadow); }
.feature-post .media { min-height: 380px; overflow: hidden; }
.feature-post img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s; }
.feature-post:hover img { transform: scale(1.05); }
.feature-post .body { padding: clamp(28px, 4vw, 48px); display: flex; flex-direction: column; justify-content: center; }
.feature-post h2 { color: #fff; font-size: clamp(1.6rem, 3vw, 2.3rem); }
.feature-post p { color: rgba(255,255,255,.75); }

/* ---------- Tools ---------- */
.tool {
  margin: 2em 0; border-radius: var(--radius-lg); background: var(--night); color: #e9e9f2;
  padding: clamp(22px, 3.6vw, 36px); position: relative; overflow: hidden; isolation: isolate;
  box-shadow: 0 30px 60px -30px rgba(10, 13, 28, .7);
}
.tool::before { content: ""; position: absolute; inset: -40% -20% auto auto; width: 380px; height: 380px; border-radius: 50%; background: radial-gradient(circle, rgba(157, 140, 255, .28), transparent 65%); z-index: -1; }
.tool h3 { color: #fff; margin: 0 0 .25em; font-size: 1.5rem; }
.tool .tool-intro { color: rgba(233,233,242,.7); font-size: .96rem; margin-bottom: 22px; }
.tool-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
.field { display: grid; gap: 6px; margin-bottom: 16px; }
.field label, .field .label { font-size: .82rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: rgba(233,233,242,.7); display: flex; justify-content: space-between; gap: 10px; }
.field output, .field .val { color: var(--glow); font-weight: 800; letter-spacing: 0; text-transform: none; font-size: .95rem; }
.tool select, .tool input[type="number"] {
  width: 100%; padding: 12px 14px; border-radius: 12px; border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06); color: #fff; font: 600 1rem/1.2 var(--sans);
}
.tool select option { color: var(--ink); }
.tool input[type="range"] { width: 100%; accent-color: var(--glow); height: 28px; }
.seg { display: flex; flex-wrap: wrap; gap: 6px; }
.seg button { flex: 1 1 auto; padding: 10px 12px; border-radius: 10px; border: 1px solid rgba(255,255,255,.14); background: rgba(255,255,255,.04); color: rgba(255,255,255,.85); font: 700 .88rem/1 var(--sans); cursor: pointer; transition: all .2s; }
.seg button[aria-pressed="true"] { background: var(--glow); color: var(--night); border-color: var(--glow); }
.result { background: rgba(255,255,255,.05); border: 1px solid var(--line-dark); border-radius: 18px; padding: 22px; }
.result-big { font: 600 clamp(2.2rem, 5vw, 3.2rem)/1 var(--serif); color: #fff; }
.result-big small { font: 600 1rem/1 var(--sans); color: rgba(233,233,242,.7); margin-left: 6px; }
.result-row { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line-dark); font-size: .95rem; }
.result-row b { color: #fff; text-align: right; }
.result-note { font-size: .85rem; color: rgba(233,233,242,.6); margin: 14px 0 0; }
.led-row { display: flex; flex-wrap: wrap; gap: 7px; margin: 18px 0; min-height: 20px; }
.led-row i { width: 9px; height: 9px; border-radius: 50%; background: var(--glow); box-shadow: 0 0 8px var(--glow), 0 0 2px #fff; animation: twinkle var(--d, 2s) ease-in-out infinite; animation-delay: var(--dl, 0s); }
.battery-bar { height: 16px; border-radius: 8px; background: rgba(255,255,255,.08); overflow: hidden; margin-top: 16px; position: relative; }
.battery-bar span { display: block; height: 100%; width: 0; border-radius: 8px; background: linear-gradient(90deg, #ff6b57, var(--glow), var(--mint)); transition: width .6s cubic-bezier(.2,.8,.2,1); }
.strip-vis { height: 26px; border-radius: 8px; background: #1b1f3a; margin: 16px 0 6px; position: relative; overflow: hidden; display: flex; }
.strip-vis span { flex: 1; border-right: 1px dashed rgba(255,255,255,.35); background: repeating-linear-gradient(90deg, transparent 0 6px, var(--strip, #ffc56b) 6px 10px, transparent 10px 16px); opacity: .9; box-shadow: inset 0 0 14px var(--strip, #ffc56b); }
.strip-vis span:last-child { border-right: 0; }
.room-preview { position: relative; border-radius: 20px; overflow: hidden; aspect-ratio: 4 / 3; background: #0c0f1e; }
.room-preview .rp-wall { position: absolute; inset: 0 0 32% 0; background: radial-gradient(70% 90% at 50% 0%, var(--lc, #ffb46b) 0%, transparent 70%), #15182a; transition: background .4s; }
.room-preview .rp-floor { position: absolute; inset: 68% 0 0 0; background: linear-gradient(180deg, color-mix(in srgb, var(--lc, #ffb46b) 25%, #1b1b22), #0d0d12); transition: background .4s; }
.room-preview .rp-lamp { position: absolute; left: 50%; top: 0; width: 2px; height: 22%; background: rgba(255,255,255,.3); }
.room-preview .rp-bulb { position: absolute; left: calc(50% - 16px); top: 21%; width: 34px; height: 34px; border-radius: 50%; background: var(--lc, #ffb46b); box-shadow: 0 0 40px 18px var(--lc, #ffb46b), 0 0 120px 60px color-mix(in srgb, var(--lc, #ffb46b) 50%, transparent); transition: all .4s; }
.room-preview .rp-sofa { position: absolute; left: 18%; right: 18%; bottom: 18%; height: 22%; border-radius: 18px 18px 8px 8px; background: linear-gradient(180deg, color-mix(in srgb, var(--lc, #ffb46b) 35%, #2a2a38), #17171f); transition: background .4s; }
.room-preview .rp-plant { position: absolute; right: 7%; bottom: 20%; width: 9%; height: 36%; border-radius: 50% 50% 10% 10%; background: linear-gradient(180deg, color-mix(in srgb, var(--lc, #ffb46b) 25%, #1e5a43), #0f2a20); }
.room-preview .rp-label { position: absolute; left: 14px; top: 12px; font-size: .8rem; font-weight: 800; background: rgba(0,0,0,.45); color: #fff; padding: 6px 10px; border-radius: 999px; }
.swatch-row { display: flex; gap: 8px; flex-wrap: wrap; }
.swatch-row button { width: 36px; height: 36px; border-radius: 50%; border: 2px solid rgba(255,255,255,.2); cursor: pointer; transition: transform .2s; }
.swatch-row button:hover, .swatch-row button[aria-pressed="true"] { transform: scale(1.15); border-color: #fff; }
.kelvin-track { background: linear-gradient(90deg, #ff8a1f, #ffb46b, #ffd9a8, #fff3e6, #f2f4ff, #cfe0ff); border-radius: 999px; height: 10px; margin-top: 4px; }
.patio-svg { width: 100%; height: auto; display: block; background: #0e1228; border-radius: 16px; border: 1px solid var(--line-dark); }
.patio-svg .bulb-dot { animation: twinkle 2.2s ease-in-out infinite; }
.tool-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.tool-card { padding: 26px; border-radius: var(--radius); background: rgba(255,255,255,.04); border: 1px solid var(--line-dark); text-decoration: none; color: #fff; transition: all .3s; position: relative; overflow: hidden; }
.tool-card:hover { transform: translateY(-5px); border-color: rgba(255,197,107,.6); box-shadow: var(--glow-shadow); }
.tool-card .ico { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: rgba(255,197,107,.15); color: var(--glow); margin-bottom: 18px; }
.tool-card .ico svg { width: 24px; height: 24px; }
.tool-card h3 { font-size: 1.2rem; }
.tool-card p { color: rgba(233,233,242,.7); font-size: .92rem; margin: 0; }
.mini-kelvin { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: center; }

/* contact */
.form-card { background: #fff; border-radius: var(--radius-lg); padding: clamp(24px, 4vw, 40px); box-shadow: var(--shadow); }
.form-card label { display: block; font-weight: 700; font-size: .9rem; margin-bottom: 6px; }
.form-card input, .form-card select, .form-card textarea { width: 100%; padding: 13px 15px; border-radius: 12px; border: 1px solid var(--line); font: 500 1rem/1.4 var(--sans); background: var(--paper); margin-bottom: 18px; color: var(--ink); }
.form-card input:focus, .form-card textarea:focus, .form-card select:focus { outline: none; border-color: var(--glow-2); box-shadow: 0 0 0 4px rgba(255,138,91,.15); }
.form-card .hp { position: absolute; left: -9999px; }
.notice { padding: 14px 18px; border-radius: 12px; margin-bottom: 20px; font-weight: 600; }
.notice--ok { background: #e7f8f1; color: #11684c; }
.notice--err { background: #fff0ee; color: #a3321f; }

/* ---------- Footer ---------- */
.site-footer { background: #070916; color: rgba(233,233,242,.72); padding: 80px 0 30px; position: relative; overflow: hidden; }
.site-footer::before { content: ""; position: absolute; left: 50%; top: -200px; width: 700px; height: 400px; transform: translateX(-50%); background: radial-gradient(closest-side, rgba(255,197,107,.12), transparent); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; position: relative; }
.site-footer h3 { font: 700 .8rem/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: #fff; margin-bottom: 18px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.site-footer a { text-decoration: none; color: rgba(233,233,242,.72); transition: color .2s; }
.site-footer a:hover { color: var(--glow); }
.site-footer .about p { max-width: 340px; font-size: .95rem; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px; margin-top: 60px; padding-top: 24px; border-top: 1px solid var(--line-dark); font-size: .85rem; position: relative; }
.to-top { position: fixed; right: 18px; bottom: 18px; z-index: 90; width: 48px; height: 48px; border-radius: 50%; border: 0; background: var(--night); color: var(--glow); box-shadow: 0 10px 30px -10px rgba(0,0,0,.6), 0 0 0 1px rgba(255,197,107,.35); cursor: pointer; opacity: 0; transform: translateY(14px); transition: all .3s; pointer-events: none; }
.to-top.show { opacity: 1; transform: none; pointer-events: auto; }
.to-top svg { width: 20px; height: 20px; }

/* ---------- Reveal ---------- */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s cubic-bezier(.2,.8,.2,1), transform .8s cubic-bezier(.2,.8,.2,1); transition-delay: var(--rd, 0s); }
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .tool-cards { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .article-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .sidebar .toc { display: none; }
}
@media (max-width: 900px) {
  .hero-grid, .split, .guide-grid, .tab-panel, .mini-kelvin, .feature-post { grid-template-columns: 1fr; }
  .collage { height: 420px; }
  .tiles { grid-template-columns: 1fr; }
  .tile { min-height: 320px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .tool-grid { grid-template-columns: 1fr; }
  .specs { grid-template-columns: 1fr; }
  .split-media { order: -1; max-width: 520px; }
  .feature-post .media { min-height: 260px; }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .wrap { width: calc(100% - 32px); }
  .grid-3, .grid-2, .grid-4, .tool-cards { grid-template-columns: 1fr; }
  .collage { height: 340px; }
  .collage .badge { left: 22%; font-size: .78rem; }
  .hero { min-height: auto; padding-top: calc(var(--header-h) + 40px); }
  .hero-stats { gap: 20px; }
  .highlights { grid-template-columns: 1fr; }
  .specs div { grid-template-columns: 1fr; gap: 4px; }
  .footer-grid { grid-template-columns: 1fr; }
  .steps > li { padding-left: 58px; }
  .gallery-thumbs button { width: 68px; height: 68px; }
  .light-string { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .js .reveal { opacity: 1; transform: none; }
}