/* ===================================================================
   DESIGN B — Star Energy Construction (Las Vegas)
   Soundings grammar remapped to construction's drafted/measured register.
   All selectors scoped [data-design="b"]. Keyframes keep sd- prefix.
   =================================================================== */

[data-design="b"] {
  /* ~14 trade-rooted tokens — drafting-blueprint over chart paper */
  --design-b-primary: #1A4D7A;          /* blueprint slate-blue — primary brand */
  --bg: #F1ECE0;                          /* sun-faded drafting paper */
  --surface: #FAF7EE;                     /* spec-sheet panel */
  --surface-warm: #E7DFCC;                /* recessed well / form field */
  --ink: #14202B;                         /* graphite blue-black */
  --ink-2: #2C404E;                       /* secondary text */
  --muted: #5C6B76;                       /* captions, gradations */
  --meta: #8A9189;                        /* faintest hand */
  --border: #C7BA9D;                      /* warm taupe hairline */
  --border-soft: #DCD2B8;                 /* internal divisions */
  --accent: #1A4D7A;                      /* blueprint slate */
  --accent-hover: #15426A;
  --accent-active: #0F3550;
  --accent-on: #FAF7EE;
  --brass: #A8763E;                       /* surveyor's-brass flourish */
  --brass-soft: #D2B485;
  --phosphor: #3F7A55;                    /* approved / valid */
  --coral: #C25B45;                       /* warning */

  --font-display: "GT Sectra Display", "Tiempos Headline", Georgia, serif;

  --hairline: 1px; --gradation: 4px; --mark: 8px; --register: 12px;
  --bearing: 20px; --course: 32px; --leg: 48px; --passage: 96px; --ocean: 120px;

  --motion-tick: 120ms; --motion-register: 220ms; --motion-settle: 420ms;
  --cycle-sonar: 24s; --cycle-horizon: 18s; --cycle-logbook: 14s; --cycle-cta-breath: 4.2s;
  --cycle-draft: 9s;

  --ease-settle: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-register: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-tick: cubic-bezier(0.45, 0.05, 0.55, 0.95);

  --r-mark: 2px; --r-panel: 6px; --r-bezel: 999px;
  --elev-ring: inset 0 1px 0 rgba(210,180,133,0.55), 0 0 0 1px var(--border);
  --elev-lifted: inset 0 1px 0 rgba(210,180,133,0.55), 0 0 0 1px var(--border), 0 6px 16px rgba(20,32,43,0.10);

  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", -apple-system, system-ui, sans-serif;
}

[data-design="b"].dq-design { line-height: 1.55; }
[data-design="b"] *, [data-design="b"] *::before, [data-design="b"] *::after { box-sizing: border-box; }

/* shared text primitives */
[data-design="b"] .rf-eyebrow {
  font: 600 12px/1 "Inter", system-ui, sans-serif;
  text-transform: uppercase; letter-spacing: 0.10em;
  color: var(--muted); margin: 0 0 var(--register);
}
[data-design="b"] .rf-display {
  font-family: var(--font-display);
  font-weight: 500; line-height: 1.05; letter-spacing: -0.018em;
  font-size: clamp(34px, 6vw, 64px);
  color: var(--ink); margin: 0 0 var(--course);
}
[data-design="b"] .rf-display--md {
  font-size: clamp(28px, 4vw, 44px); margin-bottom: var(--leg);
}
[data-design="b"] .rf-field__lbl {
  font: 600 11px "Inter", system-ui, sans-serif;
  text-transform: uppercase; letter-spacing: 0.10em; color: var(--muted);
}

/* ============ ELEMENT 1 — header ============ */
[data-design="b"].rf-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
[data-design="b"] .rf-header__sonar { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
[data-design="b"] .rf-sonar-svg { width: 100%; height: 100%; display: block; }
[data-design="b"] .rf-sonar-rect {
  transform: translateX(-320px);
  animation: sd-sonar-sweep var(--cycle-sonar) linear infinite;
}
@keyframes sd-sonar-sweep {
  0%   { transform: translateX(-320px); }
  100% { transform: translateX(1440px); }
}
[data-design="b"] .rf-header__bar {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: space-between;
  max-width: 1280px; margin: 0 auto;
  padding: 14px clamp(16px, 4vw, 32px); min-height: 64px;
}
[data-design="b"] .rf-logo { text-decoration: none; color: var(--ink); }
[data-design="b"] .rf-logo__mark {
  font-family: var(--font-display); font-size: clamp(17px, 2.4vw, 22px);
  font-weight: 500; letter-spacing: -0.01em;
}
[data-design="b"] .rf-menu-btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: transparent; border: 1px solid var(--border); border-radius: var(--r-mark);
  padding: 10px 14px; min-height: 44px; cursor: pointer; color: var(--ink);
  font: 600 12px/1 "Inter", system-ui, sans-serif; letter-spacing: 0.08em;
  transition: background var(--motion-tick) var(--ease-tick), border-color var(--motion-tick) var(--ease-tick);
}
[data-design="b"] .rf-menu-btn:hover { background: var(--surface-warm); }
[data-design="b"] .rf-menu-btn:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(26,77,122,0.30); }
[data-design="b"] .rf-menu-btn__bars {
  width: 16px; height: 10px;
  background:
    linear-gradient(var(--ink),var(--ink)) top/100% 1px no-repeat,
    linear-gradient(var(--ink),var(--ink)) center/100% 1px no-repeat,
    linear-gradient(var(--ink),var(--ink)) bottom/100% 1px no-repeat;
}
[data-design="b"] .rf-drawer {
  position: fixed; inset: 0 0 0 auto; width: min(420px, 92vw);
  background: var(--surface); border-left: 1px solid var(--border);
  box-shadow: -12px 0 32px rgba(20,32,43,0.10);
  transform: translateX(100%);
  transition: transform var(--motion-settle) var(--ease-settle);
  z-index: 60; padding: 80px 28px 28px;
  display: flex; flex-direction: column; gap: var(--leg);
}
[data-design="b"] .rf-drawer[data-open="true"] { transform: translateX(0); }
[data-design="b"] .rf-drawer__close {
  position: absolute; top: 20px; right: 20px;
  width: 44px; height: 44px; border: 1px solid var(--border); border-radius: var(--r-mark);
  background: transparent; color: var(--ink); font-size: 26px; line-height: 1; cursor: pointer;
}
[data-design="b"] .rf-drawer__close:hover { background: var(--surface-warm); }
[data-design="b"] .rf-drawer__nav { display: flex; flex-direction: column; gap: 18px; }
[data-design="b"] .rf-drawer__nav a {
  font-family: var(--font-display); font-size: 26px; color: var(--ink); text-decoration: none;
  border-bottom: 1px solid var(--border-soft); padding-bottom: 12px;
  transition: color var(--motion-tick) var(--ease-tick);
}
[data-design="b"] .rf-drawer__nav a:hover { color: var(--accent); }
[data-design="b"] .rf-drawer__ctas { display: flex; flex-direction: column; gap: var(--course); }
[data-design="b"] .rf-drawer__phone {
  display: flex; flex-direction: column; gap: 2px; text-decoration: none; color: var(--ink);
  font-family: "JetBrains Mono", ui-monospace, monospace;
}
[data-design="b"] .rf-drawer__phone-lbl { font: 600 11px "Inter", system-ui, sans-serif; letter-spacing: 0.10em; color: var(--muted); }
[data-design="b"] .rf-drawer__phone-num { font-size: 20px; letter-spacing: 0.02em; }

/* ============ HERO ============ */
[data-design="b"] .rf-hero {
  position: relative; overflow: hidden;
  display: grid; grid-template-columns: minmax(0,7fr) minmax(0,5fr); align-items: center;
  gap: var(--course);
  max-width: 1280px; margin: 0 auto;
  padding: var(--ocean) clamp(16px,4vw,32px);
  min-height: 64vh;
}
[data-design="b"] .rf-hero__draft {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  opacity: 0.5;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, #000 48%, #000 100%);
          mask-image: linear-gradient(to right, transparent 0%, #000 48%, #000 100%);
}
[data-design="b"] .rf-draft-svg { width: 100%; height: 100%; display: block; }
[data-design="b"] .rf-draft__elev,
[data-design="b"] .rf-draft__dim,
[data-design="b"] .rf-draft__tick {
  stroke-dasharray: 1400; stroke-dashoffset: 1400;
  animation: sd-draft-draw 2s var(--ease-settle) forwards,
             sd-draft-breath var(--cycle-draft) ease-in-out 2s infinite;
}
[data-design="b"] .rf-draft__dim--w, [data-design="b"] .rf-draft__dim--h { stroke-dasharray: 320; stroke-dashoffset: 320; }
[data-design="b"] .rf-draft__tick { stroke-dasharray: 16; stroke-dashoffset: 16; animation-delay: 0.4s, 2s; }
[data-design="b"] .rf-draft__grid { opacity: 0; animation: sd-grid-in 1.6s var(--ease-settle) 0.2s forwards; }
[data-design="b"] .rf-draft__note {
  font: 500 9px "JetBrains Mono", ui-monospace, monospace; fill: var(--muted); letter-spacing: 0.08em;
  opacity: 0; animation: sd-grid-in 1s ease-out 1.6s forwards;
}
@keyframes sd-draft-draw { to { stroke-dashoffset: 0; } }
@keyframes sd-grid-in { to { opacity: 1; } }
/* sustained ambient: dimension lines pulse slowly after arrival */
@keyframes sd-draft-breath {
  0%,100% { opacity: 1; }
  50%     { opacity: 0.45; }
}
[data-design="b"] .rf-hero__copy { position: relative; z-index: 1; max-width: 60ch; }
[data-design="b"] .rf-hero__headline { opacity: 1; font-size: clamp(34px, 6vw, 60px); margin-bottom: var(--register); }
[data-design="b"] .rf-hero__sub { opacity: 1; font-size: clamp(17px,2.2vw,20px); line-height: 1.5; color: var(--ink-2); margin: 0 0 var(--register); max-width: 52ch; }
[data-design="b"] .rf-hero__proof {
  opacity: 1; font: 500 14px/1.5 "JetBrains Mono", ui-monospace, monospace;
  letter-spacing: 0.02em; color: var(--muted); margin: 0 0 var(--course);
}
[data-design="b"] .rf-hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--register); }
[data-design="b"] .rf-trust-chip {
  font: 600 11px "Inter", system-ui, sans-serif; letter-spacing: 0.10em; text-transform: uppercase;
  color: var(--ink-2); border: 1px solid var(--brass); border-radius: var(--r-mark);
  padding: 8px 12px; background: color-mix(in oklab, var(--brass), transparent 90%);
}

/* ============ ELEMENT 2 — CTA ============ */
[data-design="b"] .rf-cta {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 28px; min-height: 44px;
  background: var(--accent); color: var(--accent-on); border-radius: var(--r-bezel);
  font: 600 14px/1 "Inter", system-ui, sans-serif; letter-spacing: 0.08em;
  text-transform: uppercase; text-decoration: none; cursor: pointer; border: 0;
  box-shadow: inset 0 1px 0 rgba(210,180,133,0.55), 0 0 0 1px var(--accent-active);
  transition: transform var(--motion-register) var(--ease-register),
              background var(--motion-tick) var(--ease-tick),
              box-shadow var(--motion-tick) var(--ease-tick);
  will-change: transform;
}
[data-design="b"] .rf-cta__ring {
  position: absolute; inset: -8px; border-radius: var(--r-bezel);
  border: 1px solid rgba(26,77,122,0.5); pointer-events: none;
  animation: sd-cta-breath var(--cycle-cta-breath) ease-in-out infinite;
}
@keyframes sd-cta-breath {
  0%,100% { transform: scale(1);    opacity: 0.55; }
  50%     { transform: scale(1.06); opacity: 0.95; }
}
[data-design="b"] .rf-cta:hover { background: var(--accent-hover); }
[data-design="b"] .rf-cta:hover .rf-cta__ring { animation: none; inset: -4px; opacity: 1; border-color: var(--accent); }
[data-design="b"] .rf-cta:active {
  transform: translateY(1px); background: var(--accent-active);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.18), 0 0 0 1px var(--accent-active);
}
[data-design="b"] .rf-cta:focus-visible {
  outline: none;
  box-shadow: inset 0 1px 0 rgba(210,180,133,0.55), 0 0 0 1px var(--accent-active), 0 0 0 4px rgba(26,77,122,0.30);
}
[data-design="b"] .rf-cta__arrow { display: inline-flex; transition: transform var(--motion-register) var(--ease-register); }
[data-design="b"] .rf-cta[data-near-funnel="true"] .rf-cta__arrow { transform: translateY(2px); }
[data-design="b"] .rf-cta--inline { padding: 12px 22px; font-size: 13px; }
[data-design="b"] .rf-cta--ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1px var(--border); }
[data-design="b"] .rf-cta--ghost:hover { background: var(--surface-warm); }

/* ============ ELEMENT 6 — pointer ============ */
[data-design="b"] .sd-pointer {
  display: flex; justify-content: center;
  padding: clamp(36px,7vw,64px) 16px clamp(48px,9vw,80px);
}
[data-design="b"] .sd-pointer__hit {
  position: relative; display: inline-block; width: 2px; height: 96px;
  color: var(--accent); text-decoration: none;
}
[data-design="b"] .sd-pointer__pipe {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 0%, currentColor 100%);
  transform-origin: top center;
  animation: sd-pointer-fill 5s ease-in-out infinite; opacity: 0.7;
}
[data-design="b"] .sd-pointer__drop {
  position: absolute; left: 50%; bottom: -4px; width: 8px; height: 8px; margin-left: -4px;
  background: currentColor; border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  transform: translateY(-72px) scale(0.4); opacity: 0;
  animation: sd-pointer-drip 5s ease-in infinite;
}
[data-design="b"] .sd-pointer__note {
  position: absolute; top: 50%; left: 16px; transform: translateY(-50%); white-space: nowrap;
  font: 600 10px "Inter", system-ui, sans-serif; letter-spacing: 0.14em; color: var(--muted);
}
@keyframes sd-pointer-fill {
  0%, 100% { transform: scaleY(0.4); opacity: 0.45; }
  60%      { transform: scaleY(1);   opacity: 0.85; }
}
@keyframes sd-pointer-drip {
  0%, 55%  { transform: translateY(-72px) scale(0.4); opacity: 0; }
  70%      { transform: translateY(-72px) scale(1);   opacity: 1; }
  92%      { transform: translateY(0)     scale(1);   opacity: 1; }
  100%     { transform: translateY(0)     scale(0.2); opacity: 0; }
}

/* ============ ELEMENT 5 — funnel ============ */
[data-design="b"] .rf-interactive { padding: var(--passage) clamp(16px,4vw,32px); max-width: 1280px; margin: 0 auto; }
[data-design="b"] .rf-sounder {
  background: var(--surface); border-radius: var(--r-panel); box-shadow: var(--elev-ring);
  padding: clamp(24px,4vw,48px); position: relative; overflow: hidden;
}
[data-design="b"] .rf-sounder__head { margin-bottom: var(--leg); position: relative; }
[data-design="b"] .rf-sounder__steps {
  position: absolute; top: 0; right: 0; display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 0;
}
[data-design="b"] .rf-sounder__steps li {
  width: 28px; height: 28px; border-radius: 999px; border: 1px solid var(--border);
  display: grid; place-items: center; font: 500 12px "JetBrains Mono", ui-monospace, monospace;
  color: var(--meta); background: var(--bg);
  transition: color var(--motion-tick) var(--ease-tick), border-color var(--motion-tick) var(--ease-tick), background var(--motion-tick) var(--ease-tick);
}
[data-design="b"] .rf-sounder__steps li.is-active { color: var(--accent-on); background: var(--accent); border-color: var(--accent); }
[data-design="b"] .rf-sounder__panel { border: 0; padding: 0; margin: 0; min-inline-size: 0; }
[data-design="b"] .rf-sounder__panel[hidden] { display: none; }
[data-design="b"] .rf-sounder__panel[data-entering="true"] { animation: sd-panel-in var(--motion-settle) var(--ease-settle); }
@keyframes sd-panel-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
[data-design="b"] .rf-sounder__panel legend.rf-field__lbl { margin-bottom: var(--register); }
[data-design="b"] .rf-chips { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
[data-design="b"] .rf-chip {
  position: relative; cursor: pointer; padding: 18px 16px; min-height: 44px;
  border: 1px solid var(--border); border-radius: var(--r-panel); background: var(--bg);
  transition: border-color var(--motion-tick) var(--ease-tick), background var(--motion-tick) var(--ease-tick), transform var(--motion-tick) var(--ease-tick);
  font: 500 16px/1.2 var(--font-display); color: var(--ink); display: flex; align-items: center;
}
[data-design="b"] .rf-chip input { position: absolute; opacity: 0; pointer-events: none; }
[data-design="b"] .rf-chip:hover { border-color: var(--accent); }
[data-design="b"] .rf-chip:has(input:checked) {
  border-color: var(--accent); background: color-mix(in oklab, var(--accent), transparent 88%); transform: translateY(-1px);
}
[data-design="b"] .rf-chip:has(input:focus-visible) { box-shadow: 0 0 0 3px rgba(26,77,122,0.30); }
[data-design="b"] .rf-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
[data-design="b"] .rf-field { display: flex; flex-direction: column; gap: 6px; }
[data-design="b"] .rf-field--wide { grid-column: 1 / -1; }
[data-design="b"] .rf-field input, [data-design="b"] .rf-field textarea {
  background: var(--surface-warm); border: 1px solid var(--border); border-radius: var(--r-mark);
  padding: 12px 14px; font: 500 15px/1.4 "JetBrains Mono", ui-monospace, monospace; color: var(--ink); outline: none;
  transition: border-color var(--motion-tick) var(--ease-tick), box-shadow var(--motion-tick) var(--ease-tick);
}
[data-design="b"] .rf-field textarea { resize: vertical; min-height: 72px; }
[data-design="b"] .rf-field input:focus-visible, [data-design="b"] .rf-field textarea:focus-visible {
  border-color: var(--accent); box-shadow: 0 0 0 3px rgba(26,77,122,0.30);
}
[data-design="b"] .rf-sounder__nav { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: var(--register); margin-top: var(--course); }
[data-design="b"] .rf-sounder__hint { font: 500 12px "JetBrains Mono", ui-monospace, monospace; color: var(--meta); letter-spacing: 0.04em; }
[data-design="b"] .rf-ping {
  position: absolute; inset: 50% auto auto 50%; width: 12px; height: 12px; border-radius: 999px;
  border: 1px solid var(--accent); transform: translate(-50%,-50%); opacity: 0; pointer-events: none;
}
[data-design="b"] .rf-ping.is-pinging { animation: sd-ping 700ms var(--ease-settle); }
@keyframes sd-ping {
  0%   { opacity: 0.9; transform: translate(-50%,-50%) scale(0.5); }
  100% { opacity: 0;   transform: translate(-50%,-50%) scale(20);  }
}
[data-design="b"] .rf-sounder__done { text-align: center; padding: 24px 0; animation: sd-panel-in var(--motion-settle) var(--ease-settle); }
[data-design="b"] .rf-stamp {
  display: inline-block; padding: 8px 18px; margin-bottom: 16px;
  font: 700 14px "Inter", system-ui, sans-serif; letter-spacing: 0.20em; color: var(--phosphor);
  border: 2px solid var(--phosphor); border-radius: var(--r-mark); transform: rotate(-2deg);
}
[data-design="b"] .rf-sounder__doneMsg { font-family: var(--font-display); font-size: 20px; color: var(--ink); margin: 0; }

/* ============ ELEMENT 4 — services / logbook ============ */
[data-design="b"] .rf-ambient-b { padding: var(--passage) clamp(16px,4vw,32px); max-width: 1280px; margin: 0 auto; }
[data-design="b"] .rf-logbook { background: var(--surface); border-radius: var(--r-panel); box-shadow: var(--elev-ring); padding: 6px 0; }
[data-design="b"] .rf-logbook__row {
  display: grid; grid-template-columns: 40px 220px 1fr 180px; align-items: center; gap: 16px;
  padding: 18px 24px; border-bottom: 1px solid var(--border-soft);
}
[data-design="b"] .rf-logbook__row:last-child { border-bottom: 0; }
[data-design="b"] .rf-logbook__mark { font: 500 13px "JetBrains Mono", ui-monospace, monospace; color: var(--brass); letter-spacing: 0.04em; }
[data-design="b"] .rf-logbook__label { font: 600 13px/1.2 "Inter", system-ui, sans-serif; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-2); }
[data-design="b"] .rf-logbook__trace { position: relative; height: 1px; background: linear-gradient(to right, var(--border) 50%, transparent 50%); background-size: 6px 1px; }
[data-design="b"] .rf-logbook__line { position: absolute; inset: 0 100% 0 0; background: var(--accent); transition: inset var(--motion-settle) var(--ease-settle); }
[data-design="b"] .rf-logbook__row[data-active="true"] .rf-logbook__line { inset: 0 0 0 0; }
[data-design="b"] .rf-logbook__value {
  font: 500 12px/1.3 "JetBrains Mono", ui-monospace, monospace; color: var(--ink); text-align: right;
  letter-spacing: 0.02em; opacity: 0.4; transition: opacity var(--motion-settle) var(--ease-settle);
}
[data-design="b"] .rf-logbook__row[data-active="true"] .rf-logbook__value { opacity: 1; }

/* ============ PORTFOLIO (no-stock placeholder) ============ */
[data-design="b"] .rf-portfolio { padding: var(--passage) clamp(16px,4vw,32px); max-width: 1280px; margin: 0 auto; }
[data-design="b"] .rf-portfolio__plate {
  background: var(--surface); border-radius: var(--r-panel); box-shadow: var(--elev-ring);
  padding: clamp(24px,4vw,48px); display: grid; gap: var(--course); justify-items: start;
}
[data-design="b"] .rf-blueprint { width: 100%; max-width: 480px; height: auto; border-radius: var(--r-mark); }
[data-design="b"] .rf-blueprint__note { font: 500 10px "JetBrains Mono", ui-monospace, monospace; fill: var(--muted); letter-spacing: 0.10em; }
[data-design="b"] .rf-portfolio__msg { font-size: 18px; line-height: 1.6; color: var(--ink-2); max-width: 60ch; margin: 0; }

/* ============ ELEMENT 3 — process / horizon ============ */
[data-design="b"] .rf-ambient-a {
  display: grid; gap: var(--course); grid-template-columns: minmax(0,7fr) minmax(0,5fr); align-items: center;
  padding: var(--passage) clamp(16px,4vw,32px); max-width: 1280px; margin: 0 auto;
}
[data-design="b"] .rf-ambient-a__plate {
  background: var(--surface); border-radius: var(--r-panel); box-shadow: var(--elev-ring);
  aspect-ratio: 20 / 11; position: relative; overflow: hidden;
}
[data-design="b"] .rf-horizon { width: 100%; height: 100%; display: block; }
[data-design="b"] .rf-horizon__rule { transform-origin: center; animation: sd-horizon-breath var(--cycle-horizon) ease-in-out infinite; }
@keyframes sd-horizon-breath { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-4px); } }
[data-design="b"] .rf-horizon__tick { font: 500 9px "JetBrains Mono", ui-monospace, monospace; fill: var(--meta); letter-spacing: 0.06em; }
[data-design="b"] .rf-bubble { animation: sd-bubble-rise 11s ease-in infinite; opacity: 0; }
[data-design="b"] .rf-bubble--2 { animation-duration: 14s; animation-delay: 5s; }
@keyframes sd-bubble-rise {
  0%   { transform: translateY(0)    scale(1);   opacity: 0; }
  10%  { opacity: 0.7; }
  90%  { opacity: 0.4; }
  100% { transform: translateY(-200px) scale(0.6); opacity: 0; }
}
[data-design="b"] .rf-ambient-a__body { font-size: 18px; line-height: 1.6; color: var(--ink-2); max-width: 56ch; }

/* ============ FOOTER ============ */
[data-design="b"] .rf-footer { padding: var(--passage) clamp(16px,4vw,32px) var(--leg); max-width: 1280px; margin: 0 auto; }
[data-design="b"] .rf-footer__card { background: var(--surface); border-radius: var(--r-panel); box-shadow: var(--elev-ring); border-top: 2px solid var(--brass); padding: clamp(24px,4vw,48px); }
[data-design="b"] .rf-footer__name { font-family: var(--font-display); font-size: clamp(24px,3vw,32px); color: var(--ink); margin: 0 0 var(--course); }
[data-design="b"] .rf-footer__cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: var(--course); }
[data-design="b"] .rf-footer__col { display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
[data-design="b"] .rf-footer__phone { font: 500 22px "JetBrains Mono", ui-monospace, monospace; color: var(--ink); text-decoration: none; }
[data-design="b"] .rf-footer__phone:hover { color: var(--accent); }
[data-design="b"] .rf-footer__addr, [data-design="b"] .rf-footer__lic { font: 500 14px/1.5 "JetBrains Mono", ui-monospace, monospace; color: var(--ink-2); margin: 0; }
[data-design="b"] .rf-footer__copy { font: 500 12px "Inter", system-ui, sans-serif; color: var(--meta); margin: var(--leg) 0 0; }

/* ============ RESPONSIVE ============ */
@media (max-width: 860px) {
  [data-design="b"] .rf-hero { grid-template-columns: 1fr; min-height: auto; padding: var(--passage) clamp(16px,4vw,32px); }
  [data-design="b"] .rf-hero__draft { mask-image: linear-gradient(to bottom, transparent 0%, #000 40%); -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 40%); opacity: 0.35; }
  [data-design="b"] .rf-ambient-a { grid-template-columns: 1fr; }
  [data-design="b"] .rf-ambient-a__plate { aspect-ratio: 16 / 9; }
}
@media (max-width: 720px) {
  [data-design="b"] .rf-logbook__row { grid-template-columns: 28px 1fr; }
  [data-design="b"] .rf-logbook__trace { display: none; }
  [data-design="b"] .rf-logbook__value { grid-column: 2; text-align: left; opacity: 1; }
}
@media (max-width: 640px) {
  [data-design="b"] .rf-fields { grid-template-columns: 1fr; }
  [data-design="b"] .rf-sounder__steps { position: static; margin-top: 12px; }
}
@media (max-width: 560px) {
  [data-design="b"] .rf-logo__mark { font-size: 16px; }
  [data-design="b"] .rf-menu-btn { padding: 8px 10px; }
  [data-design="b"] .rf-menu-btn__label { display: none; }
}
@media (max-width: 380px) { [data-design="b"] .rf-header__bar { min-height: 56px; } }

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion: reduce) {
  [data-design="b"] .rf-sonar-rect { animation: none; transform: translateX(560px); }
  [data-design="b"] .rf-drawer { transition: none; }
  [data-design="b"] .rf-draft__elev, [data-design="b"] .rf-draft__dim, [data-design="b"] .rf-draft__tick { animation: none; stroke-dashoffset: 0; }
  [data-design="b"] .rf-draft__grid, [data-design="b"] .rf-draft__note { animation: none; opacity: 1; }
  [data-design="b"] .rf-cta__ring { animation: none; opacity: 0.7; }
  [data-design="b"] .rf-cta { transition: none; }
  [data-design="b"] .sd-pointer__pipe, [data-design="b"] .sd-pointer__drop { animation: none; opacity: 0.6; }
  [data-design="b"] .rf-horizon__rule { animation: none; }
  [data-design="b"] .rf-bubble { animation: none; opacity: 0.35; }
  [data-design="b"] .rf-logbook__line, [data-design="b"] .rf-logbook__value { transition: none; }
  [data-design="b"] .rf-logbook__row .rf-logbook__line { inset: 0 0 0 0; }
  [data-design="b"] .rf-logbook__row .rf-logbook__value { opacity: 1; }
  [data-design="b"] .rf-sounder__panel[data-entering="true"] { animation: none; }
  [data-design="b"] .rf-ping.is-pinging { animation: none; opacity: 0; }
  [data-design="b"] .rf-chip { transition: none; }
}

/* ============ MOBILE NO-H-SCROLL CONTRACT (must stay at BOTTOM) ============ */
[data-design="b"].dq-design,[data-design="b"] .dq-design{max-width:100%;overflow-x:clip;}
[data-design="b"] *{min-width:0;}
[data-design="b"] img,[data-design="b"] svg:not([data-keep-size]){max-width:100%;height:auto;}

/* Phase-3.4 hero visibility floor (forge_assemble) */
[data-design="b"] [data-mf-role="hero"] :is(h1,h2,p,.headline,.subtitle,.proof,[class*="headline"],[class*="subtitle"],[class*="proof"]),
[data-design="b"] [data-mf-role="cta"] { opacity: 1 !important; }