/* =====================================================================
   SERENE — Luxury Mobility · Master Stylesheet
   Tokens lifted verbatim from Serene Brand Kit v3.
   Gold · Black · Platinum  |  Cinzel · Cormorant Garamond · Jost
   ===================================================================== */

:root {
  /* ── GOLD ── */
  --gold:        #C6A656;
  --gold-light:  #E4C977;
  --gold-deep:   #9A7B2E;
  --gold-line:   rgba(198,166,86,0.45);
  --gold-grad:   linear-gradient(105deg, #9A7B2E 0%, #C6A656 28%, #EBD387 52%, #C6A656 76%, #9A7B2E 100%);

  /* ── BLACK / INK ── */
  --black:  #0B0B0C;
  --ink:    #131316;
  --ink-2:  #1A1A1E;
  --ink-3:  #222227;

  /* ── PLATINUM ── */
  --plat-light: #EDEDEB;
  --plat:       #D8D8D4;
  --plat-mid:   #B5B5B0;
  --plat-dark:  #8E8E89;

  /* ── PAPER ── */
  --paper:   #F7F7F5;
  --paper-2: #EFEFEC;
  --white:   #FFFFFF;

  /* ── TEXT ── */
  --on-dark:      #E6E6E2;
  --on-dark-dim:  #9C9C97;
  --on-light:     #1A1A1C;
  --on-light-dim: #6E6E6B;

  /* ── SYSTEM ── */
  --maxw: 1240px;
  --nav-h: 84px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --z-nav: 100;
  --z-overlay: 200;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

body {
  font-family: 'Jost', sans-serif;
  background: var(--black);
  color: var(--on-dark);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
::selection { background: rgba(198,166,86,0.28); color: var(--white); }

/* ──────────────────────────────────────────────
   TYPOGRAPHY ATOMS
   ────────────────────────────────────────────── */
.display {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  line-height: 1.06;
  letter-spacing: 0.005em;
}
.cinzel {
  font-family: 'Cinzel', serif;
  font-weight: 500;
  letter-spacing: 0.4em;
  text-indent: 0.4em;
}
.eyebrow {
  font-family: 'Jost', sans-serif;
  font-size: 10.5px;
  font-weight: 400;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--gold);
  display: inline-block;
}
.eyebrow.dim { color: var(--gold-deep); }

.gold-text {
  background: var(--gold-grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.serif-lead {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 400;
  font-style: italic;
  font-size: clamp(20px, 2.4vw, 27px);
  line-height: 1.5;
  color: var(--plat);
}

.hairline {
  height: 1px; border: none;
  background: linear-gradient(90deg, transparent, var(--gold-line) 18%, var(--gold-line) 82%, transparent);
}
.hairline.short { width: 64px; height: 1px; background: var(--gold-line); }

/* ──────────────────────────────────────────────
   LAYOUT
   ────────────────────────────────────────────── */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 40px; }
.section { padding: clamp(72px, 10vw, 140px) 0; position: relative; }
.section.tight { padding: clamp(56px, 7vw, 96px) 0; }

.bg-black  { background: var(--black); }
.bg-ink    { background: var(--ink); }
.bg-paper  { background: var(--paper); color: var(--on-light); }
.bg-paper .eyebrow { color: var(--gold-deep); }

.section-head { max-width: 760px; margin-bottom: clamp(44px, 6vw, 72px); }
.section-head .num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 15px; letter-spacing: 0.3em; color: var(--gold);
  display: block; margin-bottom: 18px;
}
.bg-paper .section-head .num { color: var(--gold-deep); }
.section-title {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(34px, 5.4vw, 60px);
  line-height: 1.02;
  letter-spacing: 0.01em;
  color: var(--white);
}
.bg-paper .section-title { color: var(--on-light); }
.section-head p {
  margin-top: 22px; max-width: 56ch;
  font-size: 15px; line-height: 1.85; color: var(--on-dark-dim);
}
.bg-paper .section-head p { color: var(--on-light-dim); }

.center { text-align: center; margin-left: auto; margin-right: auto; }

/* ──────────────────────────────────────────────
   BUTTONS
   ────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: 'Jost', sans-serif;
  font-size: 11px; font-weight: 400;
  letter-spacing: 0.28em; text-transform: uppercase;
  padding: 17px 34px; min-height: 44px;
  border: 1px solid transparent;
  transition: all .4s var(--ease);
  position: relative; cursor: pointer;
}
.btn .arrow { transition: transform .4s var(--ease); }
.btn:hover .arrow { transform: translateX(5px); }

.btn-gold {
  background: var(--gold-grad);
  color: #1A1305;
  background-size: 180% 100%;
  background-position: 0% 0%;
}
.btn-gold:hover { background-position: 100% 0%; box-shadow: 0 12px 40px -12px rgba(198,166,86,0.55); }

.btn-ghost {
  border-color: var(--gold-line);
  color: var(--gold);
  background: transparent;
}
.btn-ghost:hover { border-color: var(--gold); background: rgba(198,166,86,0.07); }

.bg-paper .btn-ghost { color: var(--gold-deep); border-color: rgba(154,123,46,0.4); }
.bg-paper .btn-ghost:hover { background: rgba(154,123,46,0.06); border-color: var(--gold-deep); }

.btn-text {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 11px; letter-spacing: 0.26em; text-transform: uppercase;
  color: var(--gold); padding: 6px 0;
  border-bottom: 1px solid transparent; transition: border-color .4s var(--ease);
}
.btn-text:hover { border-color: var(--gold-line); }

/* ──────────────────────────────────────────────
   NAVIGATION
   ────────────────────────────────────────────── */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: var(--z-nav);
  height: var(--nav-h);
  display: flex; align-items: center;
  transition: background .5s var(--ease), border-color .5s var(--ease), backdrop-filter .5s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(11,11,12,0.82);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: rgba(198,166,86,0.16);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 14px; }
.brand svg { width: 34px; height: 34px; }
.brand .word {
  font-family: 'Cinzel', serif; font-weight: 500;
  font-size: 17px; letter-spacing: 0.42em; text-indent: 0.42em;
}
.nav-links { display: flex; align-items: center; gap: 38px; }
.nav-links a {
  font-size: 11px; font-weight: 400; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--plat-mid);
  position: relative; padding: 4px 0; transition: color .35s var(--ease);
}
.nav-links a::after {
  content: ''; position: absolute; left: 0; bottom: -3px; width: 0; height: 1px;
  background: var(--gold); transition: width .4s var(--ease);
}
.nav-links a:hover, .nav-links a.active { color: var(--gold); }
.nav-links a.active::after, .nav-links a:hover::after { width: 100%; }
.nav-cta { display: flex; align-items: center; gap: 22px; }

.nav-toggle { display: none; width: 44px; height: 44px; flex-direction: column; justify-content: center; gap: 6px; align-items: flex-end; }
.nav-toggle span { display: block; width: 26px; height: 1.5px; background: var(--gold); transition: all .4s var(--ease); }
.nav-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); width: 26px; }

.mobile-menu {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(11,11,12,0.97);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  opacity: 0; pointer-events: none; transition: opacity .5s var(--ease);
}
.mobile-menu.open { opacity: 1; pointer-events: auto; }
.mobile-menu a {
  font-family: 'Cormorant Garamond', serif; font-size: 30px; font-weight: 300;
  color: var(--plat); padding: 12px; letter-spacing: 0.04em;
}
.mobile-menu a:hover { color: var(--gold); }

/* ──────────────────────────────────────────────
   HERO
   ────────────────────────────────────────────── */
.hero {
  position: relative; min-height: 100vh; min-height: 100dvh;
  display: flex; align-items: center; overflow: hidden;
  background: radial-gradient(ellipse 100% 80% at 50% 30%, #18181b 0%, var(--black) 70%);
}
#hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; }
.hero::after {
  content: ''; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    radial-gradient(ellipse 70% 60% at 50% 42%, rgba(198,166,86,0.10), transparent 60%),
    linear-gradient(to top, var(--black) 2%, transparent 32%);
}
.hero .wrap { position: relative; z-index: 2; width: 100%; padding-top: var(--nav-h); }
.hero-inner { max-width: 880px; }
.hero h1 {
  font-family: 'Cormorant Garamond', serif; font-weight: 300;
  font-size: clamp(46px, 9vw, 116px); line-height: 0.98;
  letter-spacing: 0.01em; color: var(--white); margin: 24px 0 26px;
}
.hero h1 em { font-style: italic; }
.hero .sub {
  font-size: clamp(15px, 1.7vw, 18px); font-weight: 300;
  color: var(--plat-mid); max-width: 52ch; line-height: 1.85; margin-bottom: 40px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 18px; }
.hero-meta {
  position: absolute; left: 0; right: 0; bottom: 34px; z-index: 2;
  display: flex; justify-content: space-between; align-items: flex-end;
}
.hero-meta .m {
  font-size: 9.5px; letter-spacing: 0.34em; text-transform: uppercase;
  color: var(--on-dark-dim); line-height: 2;
}
.scroll-cue { display: flex; flex-direction: column; align-items: center; gap: 12px; color: var(--gold); }
.scroll-cue .line { width: 1px; height: 48px; background: linear-gradient(var(--gold), transparent); animation: cue 2.4s var(--ease) infinite; transform-origin: top; }
@keyframes cue { 0%,100% { transform: scaleY(0.3); opacity: .4; } 50% { transform: scaleY(1); opacity: 1; } }

/* ──────────────────────────────────────────────
   MARQUEE / TRUST STRIP
   ────────────────────────────────────────────── */
.strip { border-top: 1px solid rgba(255,255,255,0.06); border-bottom: 1px solid rgba(255,255,255,0.06); padding: 30px 0; overflow: hidden; }
.strip-track { display: flex; gap: 72px; align-items: center; white-space: nowrap; animation: marquee 17s linear infinite; }
.strip-track span {
  font-family: 'Cormorant Garamond', serif; font-style: italic;
  font-size: 19px; color: var(--on-dark-dim); display: inline-flex; align-items: center; gap: 72px;
}
.strip-track span::after { content: '✦'; color: var(--gold); font-style: normal; font-size: 11px; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ──────────────────────────────────────────────
   PILLARS / VALUE GRID
   ────────────────────────────────────────────── */
.grid { display: grid; gap: 1px; background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.07); }
.bg-paper .grid { background: rgba(0,0,0,0.08); border-color: rgba(0,0,0,0.08); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

.cell { background: var(--ink); padding: 46px 38px 50px; transition: background .5s var(--ease); }
.bg-paper .cell { background: var(--paper); }
.cell:hover { background: var(--ink-2); }
.bg-paper .cell:hover { background: var(--white); }
.cell .idx { font-family: 'Cormorant Garamond', serif; font-size: 14px; letter-spacing: 0.2em; color: var(--gold); display: block; margin-bottom: 26px; }
.cell .ic { width: 30px; height: 30px; color: var(--gold); margin-bottom: 24px; }
.cell h3 { font-family: 'Cormorant Garamond', serif; font-weight: 400; font-size: 25px; color: var(--white); margin-bottom: 14px; letter-spacing: 0.01em; }
.bg-paper .cell h3 { color: var(--on-light); }
.cell p { font-size: 13.5px; line-height: 1.85; color: var(--on-dark-dim); }
.bg-paper .cell p { color: var(--on-light-dim); }

/* ──────────────────────────────────────────────
   SPLIT / EDITORIAL
   ────────────────────────────────────────────── */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 96px); align-items: center; }
.split.media-left { direction: rtl; }
.split.media-left > * { direction: ltr; }
@media (min-width: 861px) { .split.form-split { grid-template-columns: 1.55fr 1fr; } }
.split h2 { font-family: 'Cormorant Garamond', serif; font-weight: 300; font-size: clamp(30px, 4vw, 48px); line-height: 1.08; color: var(--white); margin: 18px 0 22px; }
.bg-paper .split h2 { color: var(--on-light); }
.split p { font-size: 15px; line-height: 1.9; color: var(--on-dark-dim); margin-bottom: 18px; max-width: 52ch; }
.bg-paper .split p { color: var(--on-light-dim); }

.media-frame {
  position: relative; aspect-ratio: 4 / 3; overflow: hidden;
  border: 1px solid rgba(198,166,86,0.18);
  background: linear-gradient(135deg, #161619, #0d0d0f);
}
.media-frame img { position: relative; z-index: 1; width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s var(--ease); }
.media-frame:hover img { transform: scale(1.05); }
.media-frame .plate { position: absolute; inset: 0; display: grid; place-items: center; }
.media-frame .corner { position: absolute; width: 22px; height: 22px; border: 1px solid var(--gold-line); }
.media-frame .corner.tl { top: 14px; left: 14px; border-right: none; border-bottom: none; }
.media-frame .corner.br { bottom: 14px; right: 14px; border-left: none; border-top: none; }

/* ──────────────────────────────────────────────
   FLEET CARDS
   ────────────────────────────────────────────── */
.fleet-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(360px, 1fr)); gap: 28px; }
.car {
  background: var(--ink); border: 1px solid rgba(255,255,255,0.06);
  overflow: hidden; transition: transform .6s var(--ease), border-color .5s, box-shadow .6s;
  display: flex; flex-direction: column;
}
.car:hover { transform: translateY(-6px); border-color: rgba(198,166,86,0.32); box-shadow: 0 30px 60px -30px rgba(0,0,0,0.8); }
.car .media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: linear-gradient(135deg, #18181c 0%, #0c0c0e 100%); }
.car .media img { position: relative; z-index: 1; width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.car:hover .media img { transform: scale(1.06); }
.car .media .plate { position: absolute; inset: 0; display: grid; place-items: center; gap: 14px; }
.car .media .plate svg { width: 54px; height: 54px; opacity: 0.5; }
.car .media .plate .pn { font-family: 'Cormorant Garamond', serif; font-style: italic; font-size: 15px; color: var(--on-dark-dim); }
.car .tier-tag {
  position: absolute; top: 16px; left: 16px; z-index: 2;
  font-size: 9px; letter-spacing: 0.3em; text-transform: uppercase;
  padding: 7px 12px; background: rgba(11,11,12,0.7); backdrop-filter: blur(6px);
  border: 1px solid var(--gold-line); color: var(--gold);
}
.car .body { padding: 28px 28px 30px; display: flex; flex-direction: column; flex: 1; }
.car .body .marque { font-size: 10px; letter-spacing: 0.3em; text-transform: uppercase; color: var(--gold-deep); margin-bottom: 8px; }
.car .body h3 { font-family: 'Cormorant Garamond', serif; font-weight: 400; font-size: 26px; color: var(--white); line-height: 1.1; margin-bottom: 18px; }
.car .specs { display: flex; gap: 26px; padding: 16px 0; border-top: 1px solid rgba(255,255,255,0.07); border-bottom: 1px solid rgba(255,255,255,0.07); margin-bottom: 20px; }
.car .specs .s { display: flex; flex-direction: column; gap: 4px; }
.car .specs .s .k { font-size: 8.5px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--plat-dark); }
.car .specs .s .v { font-family: 'Cormorant Garamond', serif; font-size: 18px; color: var(--plat); }
.car .foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; }
.car .price { font-family: 'Cormorant Garamond', serif; color: var(--gold); }
.car .price b { font-weight: 500; font-size: 24px; }
.car .price small { color: var(--on-dark-dim); font-family: 'Jost'; font-size: 11px; letter-spacing: 0.1em; }

/* filter bar */
.filters { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 44px; }
.filters button {
  font-size: 10.5px; letter-spacing: 0.2em; text-transform: uppercase;
  padding: 11px 22px; min-height: 44px; border: 1px solid rgba(255,255,255,0.12);
  color: var(--plat-mid); transition: all .4s var(--ease);
}
.filters button:hover { border-color: var(--gold-line); color: var(--gold); }
.filters button.active { background: var(--gold-grad); color: #1A1305; border-color: transparent; }

/* ──────────────────────────────────────────────
   SERVICE TIERS / STEPS
   ────────────────────────────────────────────── */
.tier-stack { display: grid; gap: 1px; background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.07); }
.tier { background: var(--ink); padding: clamp(36px,5vw,56px); display: grid; grid-template-columns: 280px 1fr; gap: clamp(32px,5vw,64px); align-items: start; transition: background .5s var(--ease); }
.tier.flagship { background: var(--black); }
.tier:hover { background: var(--ink-2); }
.tier.flagship:hover { background: #100f0c; }
.tier .badge { font-size: 9px; letter-spacing: 0.4em; text-transform: uppercase; color: var(--plat-mid); display: block; margin-bottom: 16px; }
.tier.flagship .badge { color: var(--gold); }
.tier .tname { font-family: 'Cinzel', serif; font-weight: 500; font-size: clamp(22px,3vw,28px); letter-spacing: 0.12em; color: var(--white); margin-bottom: 16px; }
.tier .tag { font-family: 'Cormorant Garamond', serif; font-style: italic; font-weight: 300; font-size: 19px; line-height: 1.55; color: var(--plat); }
.tier ul { list-style: none; }
.tier ul li { font-size: 13.5px; line-height: 1.5; color: var(--on-dark-dim); padding: 13px 0 13px 24px; position: relative; border-bottom: 1px solid rgba(255,255,255,0.05); }
.tier ul li:last-child { border-bottom: none; }
.tier ul li::before { content: ''; position: absolute; left: 0; top: 21px; width: 10px; height: 1px; background: var(--gold); }

/* numbered process steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.07); }
.step { background: var(--ink); padding: 44px 32px 48px; position: relative; }
.step .n { font-family: 'Cormorant Garamond', serif; font-size: 56px; font-weight: 300; line-height: 1; color: rgba(198,166,86,0.22); display: block; margin-bottom: 22px; }
.step h3 { font-family: 'Cormorant Garamond', serif; font-weight: 400; font-size: 22px; color: var(--white); margin-bottom: 12px; }
.step p { font-size: 13px; line-height: 1.8; color: var(--on-dark-dim); }

/* ──────────────────────────────────────────────
   TEAM
   ────────────────────────────────────────────── */
.team-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1px; background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.07); }
.member { background: var(--ink); transition: background .5s var(--ease); }
.member:hover { background: var(--ink-2); }
.member .portrait { aspect-ratio: 3 / 4; position: relative; overflow: hidden; background: linear-gradient(160deg, #1c1c20, #0d0d0f); }
.member .portrait img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.02); transition: filter .7s var(--ease), transform 1.2s var(--ease); }
.member:hover .portrait img { filter: grayscale(0); transform: scale(1.04); }
.member .portrait .plate { position: absolute; inset: 0; display: grid; place-items: center; }
.member .info { padding: 26px 28px 30px; }
.member .info .role { font-size: 9.5px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--gold-deep); margin-bottom: 8px; }
.member .info h3 { font-family: 'Cormorant Garamond', serif; font-weight: 400; font-size: 23px; color: var(--white); margin-bottom: 10px; }
.member .info p { font-size: 13px; line-height: 1.75; color: var(--on-dark-dim); }

/* ──────────────────────────────────────────────
   STATS
   ────────────────────────────────────────────── */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(198,166,86,0.14); border: 1px solid rgba(198,166,86,0.14); }
.stat { background: var(--black); padding: 48px 28px; text-align: center; }
.stat .v { font-family: 'Cormorant Garamond', serif; font-weight: 300; font-size: clamp(38px,5vw,58px); line-height: 1; color: var(--gold); margin-bottom: 14px; }
.stat .k { font-size: 10px; letter-spacing: 0.26em; text-transform: uppercase; color: var(--on-dark-dim); }

/* ──────────────────────────────────────────────
   QUOTE / TESTIMONIAL
   ────────────────────────────────────────────── */
.quote-block { max-width: 900px; margin: 0 auto; text-align: center; }
.quote-block .mark { font-family: 'Cormorant Garamond', serif; font-size: 90px; line-height: 0.6; color: rgba(198,166,86,0.4); }
.quote-block blockquote { font-family: 'Cormorant Garamond', serif; font-weight: 300; font-style: italic; font-size: clamp(24px,3.4vw,40px); line-height: 1.4; color: var(--white); margin: 18px 0 30px; }
.quote-block .cite { font-size: 11px; letter-spacing: 0.26em; text-transform: uppercase; color: var(--gold); }
.quote-block .cite span { display: block; color: var(--on-dark-dim); margin-top: 8px; letter-spacing: 0.18em; }

/* ──────────────────────────────────────────────
   FORMS
   ────────────────────────────────────────────── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px 32px; }
.field { display: flex; flex-direction: column; gap: 10px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 10px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--gold); }
.field label .req { color: var(--gold-light); }
.field input, .field select, .field textarea {
  font-family: 'Jost', sans-serif; font-size: 15px; font-weight: 300;
  color: var(--white); background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.13); padding: 15px 16px; min-height: 44px;
  transition: border-color .4s var(--ease), background .4s var(--ease);
  width: 100%;
}
.field textarea { resize: vertical; min-height: 130px; line-height: 1.7; }
.field input::placeholder, .field textarea::placeholder { color: var(--plat-dark); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--gold); background: rgba(198,166,86,0.04); }
.field select { appearance: none; -webkit-appearance: none; cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23C6A656' stroke-width='1.4' fill='none'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; }
.field select option { background: var(--ink); color: var(--white); }
.field .help { font-size: 12px; color: var(--on-dark-dim); line-height: 1.5; }
.field .err { font-size: 12px; color: #E08A7C; display: none; }
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: #B43C32; }
.field.invalid .err { display: block; }
.form-note { font-size: 12.5px; color: var(--on-dark-dim); line-height: 1.7; margin-top: 6px; }
.form-success {
  display: none; padding: 26px 30px; border: 1px solid var(--gold-line);
  background: rgba(198,166,86,0.06); margin-top: 8px;
}
.form-success.show { display: block; }
.form-success h4 { font-family: 'Cormorant Garamond', serif; font-style: italic; font-size: 24px; color: var(--gold); margin-bottom: 8px; }
.form-success p { font-size: 14px; color: var(--plat-mid); }

/* contact info rail */
.contact-rail { display: flex; flex-direction: column; gap: 2px; }
.contact-item { padding: 26px 0; border-bottom: 1px solid rgba(255,255,255,0.08); }
.contact-item .k { font-size: 9.5px; letter-spacing: 0.34em; text-transform: uppercase; color: var(--gold); display: block; margin-bottom: 12px; }
.contact-item .v { font-family: 'Cormorant Garamond', serif; font-size: 21px; color: var(--plat); line-height: 1.5; }
.contact-item .v a:hover { color: var(--gold); }

/* ──────────────────────────────────────────────
   CTA BAND
   ────────────────────────────────────────────── */
.cta-band { position: relative; text-align: center; overflow: hidden; }
.cta-band::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse 60% 70% at 50% 50%, rgba(198,166,86,0.10), transparent 65%); }
.cta-band .inner { position: relative; z-index: 1; max-width: 760px; margin: 0 auto; }
.cta-band h2 { font-family: 'Cormorant Garamond', serif; font-weight: 300; font-size: clamp(34px,5.5vw,62px); line-height: 1.05; color: var(--white); margin-bottom: 24px; }
.cta-band p { font-size: 15.5px; color: var(--plat-mid); max-width: 50ch; margin: 0 auto 38px; line-height: 1.85; }

/* ──────────────────────────────────────────────
   FOOTER
   ────────────────────────────────────────────── */
.footer { background: var(--black); border-top: 1px solid rgba(198,166,86,0.16); padding: 80px 0 40px; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 64px; }
.footer .brand { margin-bottom: 22px; }
.footer .f-tag { font-family: 'Cormorant Garamond', serif; font-style: italic; font-size: 17px; color: var(--on-dark-dim); max-width: 30ch; line-height: 1.6; }
.footer h5 { font-size: 10px; letter-spacing: 0.3em; text-transform: uppercase; color: var(--gold); margin-bottom: 22px; }
.footer ul { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.footer ul a { font-size: 13.5px; color: var(--plat-mid); transition: color .35s var(--ease); }
.footer ul a:hover { color: var(--gold); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.07); }
.footer-bottom p { font-size: 11px; letter-spacing: 0.16em; color: var(--on-dark-dim); }
.footer-bottom .social { display: flex; gap: 20px; }
.footer-bottom .social a { font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--plat-dark); }
.footer-bottom .social a:hover { color: var(--gold); }

/* ──────────────────────────────────────────────
   PAGE HEADER (interior pages)
   ────────────────────────────────────────────── */
.page-hero { position: relative; padding: calc(var(--nav-h) + 90px) 0 90px; overflow: hidden; background: radial-gradient(ellipse 90% 90% at 50% 0%, #17171a, var(--black) 72%); }
.page-hero::after { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse 60% 50% at 50% 20%, rgba(198,166,86,0.08), transparent 60%); pointer-events: none; }
.page-hero .wrap { position: relative; z-index: 1; }
.page-hero h1 { font-family: 'Cormorant Garamond', serif; font-weight: 300; font-size: clamp(40px,7vw,84px); line-height: 1; color: var(--white); margin: 22px 0 22px; }
.page-hero h1 em { font-style: italic; }
.page-hero .lead { font-size: clamp(15px,1.8vw,18px); color: var(--plat-mid); max-width: 56ch; line-height: 1.85; }
.crumbs { font-size: 10.5px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--on-dark-dim); }
.crumbs a:hover { color: var(--gold); }
.crumbs span { color: var(--gold); }

/* ──────────────────────────────────────────────
   REVEAL ANIMATIONS
   ────────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 1s var(--ease-out), transform 1s var(--ease-out); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
.reveal[data-delay="4"] { transition-delay: .32s; }
.reveal[data-delay="5"] { transition-delay: .40s; }

/* ──────────────────────────────────────────────
   RESPONSIVE
   ────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .wrap { padding: 0 24px; }
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-cta .btn { display: none; }
  .grid.cols-3, .grid.cols-4, .grid.cols-2 { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; gap: 36px; }
  .split.media-left { direction: ltr; }
  .tier { grid-template-columns: 1fr; gap: 24px; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; gap: 18px; text-align: center; }
  .hero-meta { display: none; }
}
@media (max-width: 480px) {
  .wrap { padding: 0 18px; }
  .fleet-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }
  .btn { width: 100%; justify-content: center; }
  .hero-actions { flex-direction: column; }
}

/* ══════════════════════════════════════════════
   HERO — PHOTOGRAPHIC BACKGROUND
   ══════════════════════════════════════════════ */
.hero-media {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center 62%; z-index: 0;
}
/* legibility scrim over the photo */
.hero.hero-photo::after {
  background:
    linear-gradient(100deg, rgba(8,8,9,0.90) 0%, rgba(8,8,9,0.66) 34%, rgba(8,8,9,0.22) 62%, rgba(8,8,9,0.42) 100%),
    linear-gradient(to top, var(--black) 3%, transparent 46%);
}
.hero.hero-photo .eyebrow { color: var(--gold-light); text-shadow: 0 1px 18px rgba(0,0,0,0.6); }
.hero.hero-photo h1 { text-shadow: 0 3px 40px rgba(0,0,0,0.55); }
.hero.hero-photo .sub { color: var(--plat); text-shadow: 0 1px 20px rgba(0,0,0,0.7); }

/* ══════════════════════════════════════════════
   WHY SERENE — EXPANDABLE STANDARDS + SYNCED IMAGE
   ══════════════════════════════════════════════ */
.why-showcase { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(30px, 4vw, 68px); align-items: start; }

.why-media {
  position: sticky; top: calc(var(--nav-h) + 28px);
  aspect-ratio: 4 / 5; overflow: hidden;
  border: 1px solid rgba(198,166,86,0.2); background: #0d0d0f;
}
.why-media img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  opacity: 0; transform: scale(1.05); transition: opacity 1s var(--ease), transform 7s linear;
}
.why-media img.active { opacity: 1; transform: scale(1); }
.why-media-edge { position: absolute; width: 26px; height: 26px; border: 1px solid rgba(198,166,86,0.55); z-index: 2; }
.why-media-edge.tl { top: 16px; left: 16px; border-right: none; border-bottom: none; }
.why-media-edge.br { bottom: 16px; right: 16px; border-left: none; border-top: none; }

.why-accordion { border-top: 1px solid rgba(255,255,255,0.1); }
.why-item { border-bottom: 1px solid rgba(255,255,255,0.1); }
.why-head {
  display: flex; align-items: center; gap: 22px; width: 100%; text-align: left;
  padding: 27px 2px; color: var(--plat-mid); transition: color .4s var(--ease); cursor: pointer;
}
.why-head:hover { color: var(--white); }
.why-item.active .why-head { color: var(--white); }
.why-head .wn {
  font-family: 'Cormorant Garamond', serif; font-size: 16px; letter-spacing: 0.18em;
  color: var(--gold-deep); width: 30px; flex: none; transition: color .4s var(--ease);
}
.why-item.active .why-head .wn { color: var(--gold); }
.why-head .wt {
  font-family: 'Cormorant Garamond', serif; font-weight: 400; font-size: clamp(20px, 2.3vw, 27px);
  line-height: 1.12; flex: 1; letter-spacing: 0.01em;
}
.why-head .wx { position: relative; width: 15px; height: 15px; flex: none; }
.why-head .wx::before, .why-head .wx::after {
  content: ''; position: absolute; background: var(--gold);
  transition: transform .45s var(--ease), opacity .45s var(--ease);
}
.why-head .wx::before { top: 50%; left: 0; width: 15px; height: 1px; transform: translateY(-50%); }
.why-head .wx::after { left: 50%; top: 0; width: 1px; height: 15px; transform: translateX(-50%); }
.why-item.active .why-head .wx::after { transform: translateX(-50%) scaleY(0); opacity: 0; }

.why-panel { overflow: hidden; height: 0; transition: height .55s var(--ease); }
.why-panel-in { padding: 0 8px 32px 52px; }
.why-panel-in p { font-size: 14px; line-height: 1.9; color: var(--on-dark-dim); margin-bottom: 14px; max-width: 54ch; }
.why-panel-in p:last-child { margin-bottom: 0; }

/* ══════════════════════════════════════════════
   JOURNEY — ANIMATED CAR THROUGH THE STEPS
   ══════════════════════════════════════════════ */
.journey { position: relative; margin-top: 10px; }
.journey-track { position: relative; height: 40px; margin: 0 6% 46px; }
.journey-track .rail {
  position: absolute; top: 50%; left: 0; right: 0; height: 2px; transform: translateY(-50%);
  background: rgba(198,166,86,0.18);
}
.journey-track .rail-fill {
  position: absolute; top: 50%; left: 0; height: 2px; width: 0%; transform: translateY(-50%);
  background: var(--gold-grad); box-shadow: 0 0 14px rgba(198,166,86,0.5); transition: width .15s linear;
}
.journey-track .stop {
  position: absolute; top: 50%; width: 12px; height: 12px; transform: translate(-50%, -50%) rotate(45deg);
  border: 1px solid var(--gold-line); background: var(--ink); transition: all .4s var(--ease); z-index: 2;
}
.journey-track .stop.active { background: var(--gold); border-color: var(--gold-light); box-shadow: 0 0 16px rgba(198,166,86,0.7); }
.car-runner {
  position: absolute; top: 50%; left: 0; transform: translate(-50%, -50%);
  width: 54px; height: 54px; z-index: 3; transition: left .15s linear;
  display: grid; place-items: center; color: var(--gold-light);
  filter: drop-shadow(0 6px 14px rgba(0,0,0,0.6));
}
.car-runner svg { width: 54px; height: auto; }
.journey-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.07); }
.jstep { background: var(--ink); padding: 40px 30px 44px; position: relative; transition: background .5s var(--ease); }
.jstep.active { background: var(--ink-2); }
.jstep .n { font-family: 'Cormorant Garamond', serif; font-size: 52px; font-weight: 300; line-height: 1; color: rgba(198,166,86,0.22); display: block; margin-bottom: 18px; transition: color .5s var(--ease); }
.jstep.active .n { color: var(--gold); }
.jstep h3 { font-family: 'Cormorant Garamond', serif; font-weight: 400; font-size: 22px; color: var(--white); margin-bottom: 12px; }
.jstep p { font-size: 13px; line-height: 1.8; color: var(--on-dark-dim); }
.jstep .where { display: block; margin-top: 14px; font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--gold-deep); }

/* ══════════════════════════════════════════════
   SERENE BLACK — PLATINUM PALETTE
   Brand silver (#D8D8D4) on cool obsidian; metallic sweep.
   ══════════════════════════════════════════════ */
:root { --plat-grad: linear-gradient(100deg, #77787A 0%, #C9CACC 26%, #FBFCFE 50%, #C9CACC 74%, #77787A 100%); }

.serene-black-feature {
  position: relative; overflow: hidden;
  background:
    radial-gradient(ellipse 72% 120% at 12% 6%, #232830 0%, rgba(22,26,32,0) 55%),
    radial-gradient(ellipse 90% 100% at 100% 100%, #191d24 0%, rgba(8,9,11,0) 50%),
    linear-gradient(160deg, #0b0c0e 0%, #050506 100%);
}
.serene-black-feature::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(216,216,212,0.06), transparent);
}
.serene-black-feature .champ-line { width: 66px; height: 1px; margin-bottom: 26px; background: linear-gradient(90deg, #64656A, #EDEDEB, #64656A); }
.serene-black-feature .eyebrow { color: var(--plat-light); letter-spacing: 0.55em; }
.serene-black-feature .sb-word {
  font-family: 'Cinzel', serif; font-weight: 500; letter-spacing: 0.16em;
  font-size: clamp(34px, 5vw, 62px); line-height: 1.05; margin: 6px 0 24px;
  background: var(--plat-grad);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent;
}
.serene-black-feature p { color: var(--plat-mid); }
.serene-black-feature .media-frame { border-color: rgba(216,216,212,0.3); box-shadow: 0 40px 90px -50px rgba(0,0,0,0.92); }
.serene-black-feature .media-frame img { filter: grayscale(0.55) contrast(1.08) brightness(0.92); }
.serene-black-feature .media-frame .corner { border-color: rgba(216,216,212,0.6); }
.serene-black-feature .btn-text { color: var(--plat-light); }
.serene-black-feature .btn-text:hover { border-color: rgba(216,216,212,0.5); }
.serene-black-feature .sb-facts { display: flex; gap: 34px; margin: 30px 0 8px; flex-wrap: wrap; }
.serene-black-feature .sb-facts .f .v {
  font-family: 'Cormorant Garamond', serif; font-size: 30px; line-height: 1;
  background: var(--plat-grad);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent;
}
.serene-black-feature .sb-facts .f .k { font-size: 9.5px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--plat-dark); margin-top: 8px; display: block; }

/* ══════════════════════════════════════════════
   VIDEO CTA
   ══════════════════════════════════════════════ */
.cta-video {
  position: relative; overflow: hidden; text-align: center;
  min-height: 80vh; display: flex; align-items: center;
  padding: clamp(96px, 13vw, 170px) 0;
}
.cta-video-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.cta-video-scrim {
  position: absolute; inset: 0; z-index: 1;
  background:
    radial-gradient(ellipse 70% 70% at 50% 50%, rgba(198,166,86,0.10), transparent 62%),
    linear-gradient(180deg, rgba(8,8,9,0.74) 0%, rgba(8,8,9,0.52) 42%, rgba(8,8,9,0.86) 100%);
}
.cta-video .wrap { position: relative; z-index: 2; }
.cta-video .inner { max-width: 780px; margin: 0 auto; }
.cta-video h2 {
  font-family: 'Cormorant Garamond', serif; font-weight: 300;
  font-size: clamp(36px, 5.8vw, 66px); line-height: 1.04; color: var(--white);
  margin: 18px 0 24px; text-shadow: 0 4px 40px rgba(0,0,0,0.6);
}
.cta-video p { font-size: 15.5px; color: var(--plat); max-width: 52ch; margin: 0 auto 38px; line-height: 1.85; text-shadow: 0 2px 24px rgba(0,0,0,0.7); }
.cta-video .eyebrow { color: var(--gold-light); text-shadow: 0 1px 16px rgba(0,0,0,0.7); }

/* responsive additions */
@media (max-width: 1024px) {
  .journey-steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .why-showcase { grid-template-columns: 1fr; gap: 18px; }
  .why-media { position: relative; top: auto; aspect-ratio: 16 / 10; order: -1; }
  .why-panel-in { padding: 0 4px 28px 44px; }
  /* journey → vertical rail on the left */
  .journey-track { position: absolute; top: 0; bottom: 0; left: 16px; width: 40px; height: auto; margin: 0; }
  .journey-track .rail { top: 0; bottom: 0; left: 50%; right: auto; width: 2px; height: auto; transform: translateX(-50%); }
  .journey-track .rail-fill { top: 0; left: 50%; width: 2px; height: 0%; transform: translateX(-50%); transition: height .15s linear; }
  .journey-track .stop { left: 50%; top: 0; }
  .car-runner { left: 50%; top: 0; transform: translate(-50%, -50%); transition: top .15s linear; }
  .journey { padding-left: 56px; }
  .journey-steps { grid-template-columns: 1fr; }
  .serene-black-feature .sb-facts { gap: 26px; }
}

/* ══════════════════════════════════════════════
   VEHICLE DETAIL PAGE
   ══════════════════════════════════════════════ */
.veh { display: grid; grid-template-columns: 1.12fr 1fr; gap: clamp(32px, 4vw, 60px); align-items: start; }
.veh-gallery .veh-main { position: relative; aspect-ratio: 16 / 10; overflow: hidden; border: 1px solid rgba(198,166,86,0.2); background: linear-gradient(135deg, #161619, #0d0d0f); }
.veh-gallery .veh-main img { width: 100%; height: 100%; object-fit: cover; }
.veh-thumbs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-top: 10px; }
.veh-thumbs button { aspect-ratio: 1 / 1; overflow: hidden; border: 1px solid rgba(255,255,255,0.12); padding: 0; transition: border-color .35s var(--ease), opacity .35s; opacity: .72; }
.veh-thumbs button:hover { opacity: 1; }
.veh-thumbs button.active { border-color: var(--gold); opacity: 1; }
.veh-thumbs img { width: 100%; height: 100%; object-fit: cover; }

.veh-info .marque { font-size: 10px; letter-spacing: 0.3em; text-transform: uppercase; color: var(--gold-deep); }
.veh-info .veh-title { font-family: 'Cormorant Garamond', serif; font-weight: 300; font-size: clamp(34px, 4.6vw, 54px); line-height: 1.04; color: var(--white); margin: 12px 0 14px; }
.veh-info .veh-title em { font-style: italic; }
.veh-rating { display: flex; align-items: center; gap: 12px; font-size: 12px; letter-spacing: 0.12em; color: var(--plat-mid); margin-bottom: 24px; }
.veh-rating .stars { color: var(--gold); letter-spacing: 2px; }
.veh-info .lede { font-size: 15px; line-height: 1.9; color: var(--on-dark-dim); margin-bottom: 26px; }
.veh-price { display: flex; align-items: baseline; gap: 10px; padding: 18px 0; border-top: 1px solid rgba(255,255,255,0.09); border-bottom: 1px solid rgba(255,255,255,0.09); margin-bottom: 26px; }
.veh-price b { font-family: 'Cormorant Garamond', serif; font-weight: 500; font-size: 32px; color: var(--gold); }
.veh-price small { color: var(--on-dark-dim); font-size: 12px; letter-spacing: 0.12em; }
.veh-cta { display: flex; flex-wrap: wrap; gap: 14px; }

.spec-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 1px; background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.07); margin-top: 8px; }
.spec-grid .sp { background: var(--ink); padding: 22px 24px; }
.spec-grid .sp .k { font-size: 9px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--plat-dark); display: block; margin-bottom: 8px; }
.spec-grid .sp .v { font-family: 'Cormorant Garamond', serif; font-size: 21px; color: var(--plat); }
.veh-features { list-style: none; columns: 2; column-gap: 40px; margin-top: 8px; }
.veh-features li { font-size: 13.5px; line-height: 1.5; color: var(--on-dark-dim); padding: 11px 0 11px 22px; position: relative; break-inside: avoid; }
.veh-features li::before { content: ''; position: absolute; left: 0; top: 19px; width: 10px; height: 1px; background: var(--gold); }

@media (max-width: 860px) {
  .veh { grid-template-columns: 1fr; }
  .veh-features { columns: 1; }
}

/* ──────────────────────────────────────────────
   REDUCED MOTION
   ────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
  .strip-track { animation: none; }
  .car-runner, .rail-fill { transition: none !important; }
  .jstep { background: var(--ink-2); }
  .jstep .n { color: var(--gold); }
  .journey-track .stop { background: var(--gold); border-color: var(--gold-light); }
}

/* ══════════════════════════════════════════════
   BOOKING — FLUSH HERO, GROUP HEADS, OPTION BLOCKS
   ══════════════════════════════════════════════ */

/* Seamless hero → form transition: the hero's radial ground is carried
   down past the fold so the two sections read as one surface. */
.page-hero.flush { padding-bottom: 30px; }
.page-hero.flush::before {
  content: ''; position: absolute; left: 0; right: 0; bottom: -160px; height: 160px;
  background: linear-gradient(to bottom, #131316 0%, rgba(15,15,17,0.55) 45%, var(--black) 100%);
  pointer-events: none;
}
.section.flush-top { padding-top: clamp(26px, 3.4vw, 44px); }

/* Discreet group headings inside a long form */
.form-group-head {
  grid-column: 1 / -1; display: flex; align-items: center; gap: 18px;
  margin-top: 20px;
}
.form-grid > .form-group-head:first-child { margin-top: 0; }
.form-group-head .eyebrow { margin: 0; white-space: nowrap; }
.form-group-head .line {
  flex: 1; height: 1px;
  background: linear-gradient(90deg, var(--gold-line), transparent);
}

/* Custom checkbox in the house style */
.check { display: flex; align-items: flex-start; gap: 14px; cursor: pointer; }
.check input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.check .box {
  flex: none; width: 20px; height: 20px; margin-top: 1px; position: relative;
  border: 1px solid rgba(198,166,86,0.45); background: rgba(255,255,255,0.03);
  transition: background .4s var(--ease), border-color .4s var(--ease);
}
.check .box::after {
  content: ''; position: absolute; left: 6.5px; top: 2.5px;
  width: 5px; height: 10px; border: solid #1A1305; border-width: 0 1.6px 1.6px 0;
  transform: rotate(45deg) scale(0); transform-origin: center;
  transition: transform .34s var(--ease);
}
.check:hover .box { border-color: var(--gold); }
.check input:checked + .box { background: var(--gold-grad); border-color: transparent; }
.check input:checked + .box::after { transform: rotate(45deg) scale(1); }
.check input:focus-visible + .box { outline: 1px solid var(--gold); outline-offset: 3px; }
.check .txt { font-size: 14.5px; color: var(--plat); line-height: 1.45; }
.check .txt small {
  display: block; font-size: 12.5px; color: var(--on-dark-dim);
  margin-top: 5px; line-height: 1.6;
}

/* Collapsible option block revealed by its checkbox */
.opt-block {
  grid-column: 1 / -1; padding: 22px 24px;
  border: 1px solid rgba(255,255,255,0.10); background: rgba(255,255,255,0.02);
  transition: border-color .5s var(--ease), background .5s var(--ease);
}
.opt-block.on { border-color: rgba(198,166,86,0.34); background: rgba(198,166,86,0.045); }
.opt-panel { height: 0; overflow: hidden; transition: height .5s var(--ease); }
.opt-panel-in {
  display: grid; grid-template-columns: 1fr 1fr; gap: 26px 32px;
  padding-top: 24px;
}
.opt-panel-in .field.full { grid-column: 1 / -1; }
.opt-note {
  grid-column: 1 / -1; font-size: 12.5px; color: var(--on-dark-dim);
  line-height: 1.7; border-left: 1px solid var(--gold-line); padding-left: 16px;
}

/* Date inputs: whole box is the hit target for the picker */
.field input[type="date"] { cursor: pointer; }
.field input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(72%) sepia(38%) saturate(520%) hue-rotate(2deg) brightness(92%);
  cursor: pointer; opacity: .85;
}
.field input[type="date"]:hover::-webkit-calendar-picker-indicator { opacity: 1; }

@media (max-width: 860px) {
  .opt-panel-in { grid-template-columns: 1fr; }
}

/* ══════════════════════════════════════════════
   CHECKOUT — PER-VEHICLE, PHOTOGRAPHIC GROUND
   ══════════════════════════════════════════════ */

/* The vehicle's own photo blankets the page, exactly as the home hero does. */
.co-page { position: relative; min-height: 100vh; }
.co-bg {
  position: fixed; inset: 0; z-index: -2;
  background-size: cover; background-position: center 55%; background-repeat: no-repeat;
}
.co-bg::after {
  content: ''; position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(8,8,9,0.94) 0%, rgba(8,8,9,0.86) 42%, rgba(8,8,9,0.62) 100%),
    linear-gradient(to bottom, rgba(8,8,9,0.86) 0%, rgba(8,8,9,0.55) 30%, rgba(8,8,9,0.93) 100%);
}

.co-head { padding: calc(var(--nav-h) + 54px) 0 30px; }
.co-head .veh-name {
  font-family: 'Cormorant Garamond', serif; font-weight: 300;
  font-size: clamp(34px, 5.4vw, 62px); line-height: 1.02; color: var(--white);
  margin: 18px 0 14px; text-shadow: 0 3px 40px rgba(0,0,0,0.6);
}
.co-head .veh-name em { font-style: italic; }
.co-head .lead { font-size: clamp(14.5px,1.7vw,17px); color: var(--plat); max-width: 54ch; line-height: 1.8; }

.co-grid {
  display: grid; grid-template-columns: 1.32fr 0.88fr;
  gap: clamp(30px, 3.6vw, 62px); align-items: start;
  padding-bottom: clamp(70px, 9vw, 130px);
}

/* Frosted panels so the photograph stays readable behind the form */
.co-panel {
  border: 1px solid rgba(255,255,255,0.11);
  background: rgba(12,12,14,0.80);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  padding: clamp(24px, 3vw, 38px);
}
.co-panel + .co-panel { margin-top: 22px; }
.co-panel > .eyebrow { display: block; margin-bottom: 22px; }

/* Sticky quote rail */
.co-summary { position: sticky; top: calc(var(--nav-h) + 22px); }
.co-sum-car {
  display: flex; gap: 15px; align-items: center;
  padding-bottom: 20px; margin-bottom: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.10);
}
.co-sum-car img { width: 84px; height: 60px; object-fit: cover; flex: none; border: 1px solid rgba(198,166,86,0.25); }
.co-sum-car .n { font-family: 'Cormorant Garamond', serif; font-size: 19px; color: var(--plat-light); line-height: 1.25; }
.co-sum-car .t { font-size: 9.5px; letter-spacing: 0.26em; text-transform: uppercase; color: var(--gold-deep); margin-top: 5px; }

.co-lines { display: flex; flex-direction: column; gap: 13px; }
.co-line { display: flex; justify-content: space-between; gap: 18px; font-size: 14px; align-items: baseline; }
.co-line .l { color: var(--plat-mid); }
.co-line .l small { display: block; font-size: 11.5px; color: var(--gold-deep); margin-top: 3px; letter-spacing: .04em; }
.co-line .v { color: var(--plat-light); font-variant-numeric: tabular-nums; white-space: nowrap; }
.co-line.muted .v { color: var(--gold); }

.co-rule { height: 1px; background: rgba(255,255,255,0.10); margin: 18px 0; }
.co-total { display: flex; justify-content: space-between; align-items: baseline; gap: 18px; }
.co-total .l { font-size: 11px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--gold); }
.co-total .v { font-family: 'Cormorant Garamond', serif; font-size: 30px; color: var(--white); font-variant-numeric: tabular-nums; }

.co-due {
  margin-top: 20px; padding: 18px 20px;
  border: 1px solid var(--gold-line); background: rgba(198,166,86,0.07);
}
.co-due .co-line .v { color: var(--gold-light); }
.co-due .co-line:first-child .v { font-size: 21px; font-family: 'Cormorant Garamond', serif; }

.co-empty { font-size: 13.5px; color: var(--on-dark-dim); line-height: 1.75; }
.co-alert {
  font-size: 13px; color: #E8B4A8; line-height: 1.65;
  border-left: 1px solid #B43C32; padding-left: 14px; margin-bottom: 18px;
}
.co-fine { font-size: 11.5px; color: var(--on-dark-dim); line-height: 1.7; margin-top: 16px; }

/* Extras as selectable tiles */
.co-extras { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.co-extra {
  display: flex; gap: 12px; align-items: flex-start; cursor: pointer;
  border: 1px solid rgba(255,255,255,0.11); padding: 14px 15px;
  transition: border-color .35s var(--ease), background .35s var(--ease);
}
.co-extra:hover { border-color: var(--gold-line); }
.co-extra.on { border-color: rgba(198,166,86,0.5); background: rgba(198,166,86,0.06); }
.co-extra input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.co-extra .box {
  flex: none; width: 17px; height: 17px; margin-top: 2px; position: relative;
  border: 1px solid rgba(198,166,86,0.45); background: rgba(255,255,255,0.03);
  transition: background .35s var(--ease), border-color .35s var(--ease);
}
.co-extra .box::after {
  content: ''; position: absolute; left: 5.4px; top: 1.8px; width: 4px; height: 8.6px;
  border: solid #1A1305; border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg) scale(0); transition: transform .3s var(--ease);
}
.co-extra input:checked + .box { background: var(--gold-grad); border-color: transparent; }
.co-extra input:checked + .box::after { transform: rotate(45deg) scale(1); }
.co-extra input:focus-visible + .box { outline: 1px solid var(--gold); outline-offset: 3px; }
.co-extra .tx { font-size: 13.5px; color: var(--plat); line-height: 1.4; }
.co-extra .tx b { display: block; color: var(--gold); font-weight: 400; font-size: 12.5px; margin-top: 4px; }

.co-pay { width: 100%; justify-content: center; margin-top: 22px; }
.co-pay[disabled] { opacity: .45; cursor: not-allowed; filter: grayscale(.6); }

.co-trust { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 16px; }
.co-trust span { font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--on-dark-dim); }

@media (max-width: 1024px) {
  .co-grid { grid-template-columns: 1fr; }
  .co-summary { position: static; }
}
@media (max-width: 620px) {
  .co-extras { grid-template-columns: 1fr; }
}

/* ══════════════════════════════════════════════
   ADDRESS AUTOCOMPLETE
   ══════════════════════════════════════════════ */
.addr-list {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 60;
  margin-top: 6px; max-height: 296px; overflow-y: auto;
  background: rgba(14,14,16,0.97);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(198,166,86,0.32);
  box-shadow: 0 26px 60px -26px rgba(0,0,0,0.92);
}
.addr-item {
  display: block; width: 100%; text-align: left; cursor: pointer;
  background: none; border: 0; border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: 13px 16px; font-family: 'Jost', sans-serif;
  transition: background .25s var(--ease);
}
.addr-item:last-child { border-bottom: 0; }
.addr-item:hover, .addr-item.on { background: rgba(198,166,86,0.10); }
.addr-item .t { display: block; font-size: 14.5px; font-weight: 300; color: var(--plat-light); line-height: 1.35; }
.addr-item .s { display: block; font-size: 12px; color: var(--on-dark-dim); margin-top: 3px; line-height: 1.4; }
.addr-item:hover .t, .addr-item.on .t { color: var(--gold-light); }

/* Scrollbar, kept in the house palette */
.addr-list::-webkit-scrollbar { width: 6px; }
.addr-list::-webkit-scrollbar-track { background: transparent; }
.addr-list::-webkit-scrollbar-thumb { background: rgba(198,166,86,0.32); }

/* ══════════════════════════════════════════════
   PORTFOLIO TIERS — EACH PLATFORM WEARS ITS OWN BRAND
   ══════════════════════════════════════════════ */

.tier .tlink {
  display: inline-flex; align-items: center; gap: 10px; margin-top: 24px;
  font-size: 10.5px; letter-spacing: 0.28em; text-transform: uppercase;
  color: var(--gold); padding: 7px 0; border-bottom: 1px solid transparent;
  transition: border-color .4s var(--ease), color .4s var(--ease);
}
.tier .tlink:hover { border-color: var(--gold-line); }
.tier .tlink .arrow { transition: transform .4s var(--ease); }
.tier .tlink:hover .arrow { transform: translateX(5px); }

/* ── SERENE BLACK — platinum, cool, by invitation ── */
.tier.flagship {
  background:
    radial-gradient(ellipse 70% 120% at 10% 4%, #232830 0%, rgba(22,26,32,0) 56%),
    radial-gradient(ellipse 90% 100% at 100% 100%, #191d24 0%, rgba(8,9,11,0) 52%),
    linear-gradient(160deg, #0b0c0e 0%, #050506 100%);
  position: relative; overflow: hidden;
}
.tier.flagship::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(216,216,212,0.05), transparent);
}
.tier.flagship > * { position: relative; z-index: 1; }
.tier.flagship:hover {
  background:
    radial-gradient(ellipse 70% 120% at 10% 4%, #2a303a 0%, rgba(22,26,32,0) 56%),
    radial-gradient(ellipse 90% 100% at 100% 100%, #1d222a 0%, rgba(8,9,11,0) 52%),
    linear-gradient(160deg, #0d0e11 0%, #060607 100%);
}
.tier.flagship .badge { color: var(--plat-light); letter-spacing: 0.5em; }
.tier.flagship .champ-line { width: 58px; height: 1px; margin-bottom: 20px; background: linear-gradient(90deg, #64656A, #EDEDEB, #64656A); }
.tier.flagship .tname {
  background: var(--plat-grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.tier.flagship .tag { color: var(--plat); }
.tier.flagship ul li::before { background: var(--plat); }
.tier.flagship ul li { border-bottom-color: rgba(216,216,212,0.08); }
.tier.flagship .tlink { color: var(--plat-light); }
.tier.flagship .tlink:hover { border-color: rgba(216,216,212,0.5); }

/* ── SERENE — the core product, in house gold ── */
.tier.core .badge { color: var(--gold); }
.tier.core .champ-line { width: 58px; height: 1px; margin-bottom: 20px; background: var(--gold-grad); }
.tier.core .tname {
  background: var(--gold-grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

/* ── SERENE RM — B2B, technical, built on a grid ── */
.tier.rm {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, rgba(198,166,86,0.05), transparent 42%), var(--ink);
}
.tier.rm::before {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .55;
  background-image:
    linear-gradient(rgba(198,166,86,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(198,166,86,0.07) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(ellipse 70% 90% at 82% 0%, #000 0%, transparent 72%);
  mask-image: radial-gradient(ellipse 70% 90% at 82% 0%, #000 0%, transparent 72%);
}
.tier.rm > * { position: relative; z-index: 1; }
.tier.rm .badge { color: var(--gold-deep); }
.tier.rm .rm-mark {
  display: inline-flex; align-items: baseline; gap: 9px;
  border: 1px solid var(--gold-line); padding: 12px 18px; margin-bottom: 16px;
}
.tier.rm .rm-mark .w { font-family: 'Cinzel', serif; font-weight: 500; font-size: clamp(19px,2.4vw,24px); letter-spacing: 0.14em; color: var(--white); }
.tier.rm .rm-mark .r {
  font-family: 'Jost', sans-serif; font-weight: 500; font-size: 12px;
  letter-spacing: 0.34em; color: var(--gold);
  border-left: 1px solid var(--gold-line); padding-left: 9px;
}
.tier.rm .tag { color: var(--plat-mid); }

/* ══════════════════════════════════════════════
   SERENE BLACK — DEDICATED PAGE
   ══════════════════════════════════════════════ */
.sb-page { background: #050506; }
.sb-hero {
  position: relative; overflow: hidden;
  padding: calc(var(--nav-h) + 112px) 0 clamp(84px, 10vw, 140px);
  background:
    radial-gradient(ellipse 66% 118% at 14% 0%, #262c36 0%, rgba(22,26,32,0) 58%),
    radial-gradient(ellipse 86% 100% at 100% 96%, #1a1f27 0%, rgba(8,9,11,0) 54%),
    linear-gradient(160deg, #0b0c0e 0%, #050506 100%);
}
.sb-hero::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(216,216,212,0.055), transparent);
}
.sb-hero .wrap { position: relative; z-index: 1; }
.sb-page .crumbs span { color: var(--plat-light); }
.sb-page .crumbs a:hover { color: var(--plat-light); }
.sb-eyebrow { font-size: 10px; letter-spacing: 0.62em; text-transform: uppercase; color: var(--plat-light); }
.sb-rule { width: 74px; height: 1px; margin: 26px 0 30px; background: linear-gradient(90deg, #64656A, #EDEDEB, #64656A); }
.sb-display {
  font-family: 'Cinzel', serif; font-weight: 500; letter-spacing: 0.15em;
  font-size: clamp(36px, 7vw, 92px); line-height: 1.03; margin-bottom: 30px;
  background: var(--plat-grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.sb-lead { font-size: clamp(15px,1.9vw,19px); color: var(--plat); max-width: 60ch; line-height: 1.9; }
.sb-lead + .sb-lead { margin-top: 20px; }

.sb-section { padding: clamp(70px, 9vw, 124px) 0; position: relative; }
.sb-section.alt { background: linear-gradient(180deg, #08090b 0%, #0b0c0f 100%); }
.sb-head { max-width: 720px; margin-bottom: clamp(38px, 5vw, 64px); }
.sb-head h2 {
  font-family: 'Cormorant Garamond', serif; font-weight: 300;
  font-size: clamp(30px, 4.4vw, 52px); line-height: 1.1; color: var(--plat-light); margin-top: 18px;
}
.sb-head p { color: var(--plat-mid); margin-top: 20px; line-height: 1.9; font-size: 15.5px; }

.sb-pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(216,216,212,0.10); border: 1px solid rgba(216,216,212,0.10); }
.sb-pillar { background: #08090b; padding: clamp(30px,3.4vw,44px); transition: background .5s var(--ease); }
.sb-pillar:hover { background: #0d0f13; }
.sb-pillar .n { font-family: 'Cormorant Garamond', serif; font-size: 13px; letter-spacing: 0.28em; color: var(--plat-dark); display: block; margin-bottom: 22px; }
.sb-pillar h3 { font-family: 'Cormorant Garamond', serif; font-weight: 400; font-size: 23px; color: var(--plat-light); margin-bottom: 13px; }
.sb-pillar p { font-size: 13.8px; color: var(--on-dark-dim); line-height: 1.78; }

.sb-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 clamp(30px,4vw,64px); list-style: none; }
.sb-list li { font-size: 14.5px; color: var(--plat-mid); line-height: 1.6; padding: 17px 0 17px 26px; position: relative; border-bottom: 1px solid rgba(216,216,212,0.09); }
.sb-list li::before { content: ''; position: absolute; left: 0; top: 26px; width: 12px; height: 1px; background: var(--plat); }

.sb-quiet {
  border-left: 1px solid rgba(216,216,212,0.35); padding-left: clamp(24px,3vw,40px);
  max-width: 62ch;
}
.sb-quiet p { font-family: 'Cormorant Garamond', serif; font-style: italic; font-weight: 300; font-size: clamp(20px,2.6vw,30px); line-height: 1.5; color: var(--plat-light); }
.sb-quiet .by { font-size: 10px; letter-spacing: 0.34em; text-transform: uppercase; color: var(--plat-dark); margin-top: 24px; display: block; }

.sb-cta { text-align: center; }
.sb-cta h2 { font-family: 'Cormorant Garamond', serif; font-weight: 300; font-size: clamp(32px,5vw,60px); color: var(--plat-light); margin-bottom: 22px; }
.sb-cta p { color: var(--plat-mid); max-width: 52ch; margin: 0 auto 36px; line-height: 1.9; }
.btn-plat { background: var(--plat-grad); color: #0c0d10; border: 1px solid transparent; font-weight: 500; }
.btn-plat:hover { filter: brightness(1.08); }
.btn-plat-ghost { border: 1px solid rgba(216,216,212,0.4); color: var(--plat-light); }
.btn-plat-ghost:hover { border-color: var(--plat-light); background: rgba(216,216,212,0.07); }

@media (max-width: 860px) {
  .sb-pillars { grid-template-columns: 1fr; }
  .sb-list { grid-template-columns: 1fr; }
}

/* ══════════════════════════════════════════════
   SERENE RM — DEDICATED PAGE
   ══════════════════════════════════════════════ */
.rm-hero {
  position: relative; overflow: hidden;
  padding: calc(var(--nav-h) + 100px) 0 clamp(72px, 9vw, 118px);
  background: linear-gradient(170deg, #101014 0%, var(--black) 62%);
}
.rm-hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(198,166,86,0.085) 1px, transparent 1px),
    linear-gradient(90deg, rgba(198,166,86,0.085) 1px, transparent 1px);
  background-size: 54px 54px;
  -webkit-mask-image: radial-gradient(ellipse 74% 86% at 76% 8%, #000 0%, transparent 74%);
  mask-image: radial-gradient(ellipse 74% 86% at 76% 8%, #000 0%, transparent 74%);
}
.rm-hero .wrap { position: relative; z-index: 1; }
.rm-lockup { display: inline-flex; align-items: baseline; gap: 14px; border: 1px solid var(--gold-line); padding: 15px 24px; margin-bottom: 30px; }
.rm-lockup .w { font-family: 'Cinzel', serif; font-weight: 500; font-size: clamp(23px,3vw,32px); letter-spacing: 0.16em; color: var(--white); }
.rm-lockup .r { font-family: 'Jost', sans-serif; font-weight: 500; font-size: 15px; letter-spacing: 0.36em; color: var(--gold); border-left: 1px solid var(--gold-line); padding-left: 14px; }
.rm-display { font-family: 'Cormorant Garamond', serif; font-weight: 300; font-size: clamp(34px,6vw,74px); line-height: 1.04; color: var(--white); margin-bottom: 24px; }
.rm-display em { font-style: italic; color: var(--gold-light); }

.rm-modules { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.07); }
.rm-module { background: var(--ink); padding: clamp(28px,3.2vw,42px); transition: background .5s var(--ease); }
.rm-module:hover { background: var(--ink-2); }
.rm-module .code { font-family: 'Jost', sans-serif; font-size: 10.5px; letter-spacing: 0.34em; color: var(--gold-deep); display: block; margin-bottom: 18px; }
.rm-module h3 { font-family: 'Cormorant Garamond', serif; font-weight: 400; font-size: 24px; color: var(--white); margin-bottom: 12px; }
.rm-module p { font-size: 14px; color: var(--on-dark-dim); line-height: 1.78; }

.rm-metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(20px,3vw,44px); }
.rm-metric { border-top: 1px solid var(--gold-line); padding-top: 22px; }
.rm-metric .v { font-family: 'Cormorant Garamond', serif; font-weight: 300; font-size: clamp(30px,4.2vw,50px); line-height: 1; color: var(--gold); }
.rm-metric .k { font-size: 10px; letter-spacing: 0.26em; text-transform: uppercase; color: var(--on-dark-dim); margin-top: 14px; display: block; line-height: 1.6; }

.rm-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.07); }
.rm-step { background: var(--ink); padding: clamp(28px,3.2vw,42px); }
.rm-step .n { font-family: 'Cormorant Garamond', serif; font-size: 52px; font-weight: 300; line-height: 1; color: rgba(198,166,86,0.22); display: block; margin-bottom: 20px; }
.rm-step h3 { font-family: 'Cormorant Garamond', serif; font-weight: 400; font-size: 22px; color: var(--white); margin-bottom: 11px; }
.rm-step p { font-size: 13.8px; color: var(--on-dark-dim); line-height: 1.75; }

@media (max-width: 860px) {
  .rm-modules { grid-template-columns: 1fr; }
  .rm-metrics { grid-template-columns: 1fr 1fr; }
  .rm-steps { grid-template-columns: 1fr; }
}