/* ss-motion.css — Operator's OS motion engine (styleseed + three moves) Authority: VISION-motion-and-hero-2026-07-29 · OPERATORS-OS-VISUAL-ROADMAP · styleseed-motion Ground: cool operator (#F3F2F8) — NEVER cream/warm-paper. Transform + opacity only. prefers-reduced-motion = instant states. Payload (price / balance / result) is NEVER animated into view. */ :root { /* styleseed curves — ported from src/lib/motion/styleseed.js / skill seeds */ --ss-spring: cubic-bezier(0.34, 1.4, 0.64, 1); --ss-silk: cubic-bezier(0.32, 0.72, 0, 1); --ss-snap: cubic-bezier(0, 0, 0.2, 1); --ss-float: cubic-bezier(0.22, 1, 0.36, 1); --ss-pulse: cubic-bezier(0.34, 1.2, 0.64, 1); --ss-ease: var(--ss-silk); --ss-dur-in: 450ms; --ss-dur-out: 300ms; --ss-dur-hover: 250ms; --ss-dur-press: 150ms; } /* one seed per property — set data-ss-seed on or */ [data-ss-seed="spring"] { --ss-ease: var(--ss-spring); --ss-dur-in: 420ms; --ss-dur-out: 280ms; --ss-dur-hover: 220ms; --ss-dur-press: 140ms; } [data-ss-seed="silk"] { --ss-ease: var(--ss-silk); --ss-dur-in: 450ms; --ss-dur-out: 300ms; --ss-dur-hover: 250ms; --ss-dur-press: 150ms; } [data-ss-seed="snap"] { --ss-ease: var(--ss-snap); --ss-dur-in: 180ms; --ss-dur-out: 120ms; --ss-dur-hover: 100ms; --ss-dur-press: 60ms; } [data-ss-seed="float"] { --ss-ease: var(--ss-float); --ss-dur-in: 700ms; --ss-dur-out: 500ms; --ss-dur-hover: 500ms; --ss-dur-press: 300ms; } [data-ss-seed="pulse"] { --ss-ease: var(--ss-pulse); --ss-dur-in: 280ms; --ss-dur-out: 220ms; --ss-dur-hover: 180ms; --ss-dur-press: 120ms; } [data-ss-seed="none"] { --ss-ease: linear; --ss-dur-in: 0ms; --ss-dur-out: 0ms; --ss-dur-hover: 0ms; --ss-dur-press: 0ms; } /* MOVE 2 — staggered reveal (supporting) */ .ss-rv { opacity: 0; transform: translateY(22px); transition: opacity var(--ss-dur-in) var(--ss-ease), transform var(--ss-dur-in) var(--ss-ease); transition-delay: calc(var(--i, 0) * 80ms); } .ss-rv.ss-in { opacity: 1; transform: none; } /* MOVE 1 — pinned pan (signature · once per page) */ .ss-rail-section { position: relative; height: 320vh; background: var(--ground, #F3F2F8); color: var(--ink-0, #1B1922); } .ss-rail-pin { position: sticky; top: 0; height: 100vh; overflow: hidden; display: flex; flex-direction: column; justify-content: center; } .ss-rail-head { padding: 0 clamp(16px, 5vw, 48px) 3vh; max-width: min(1120px, 92vw); margin: 0 auto; width: 100%; } .ss-rail-head .ss-eyebrow { font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fam-ink, var(--indigo-ink, #5B4FCF)); font-weight: 600; } .ss-rail-head h2 { margin: 12px 0 0; font-family: var(--font-display, inherit); font-size: clamp(1.5rem, 3.4vw, 2.5rem); letter-spacing: -0.02em; line-height: 1.12; font-weight: 650; color: var(--ink-0, #1B1922); text-wrap: balance; } .ss-rail-head p { margin: 10px 0 0; max-width: 52ch; color: var(--ink-1, #54525E); font-size: clamp(0.95rem, 1.3vw, 1.05rem); line-height: 1.5; } .ss-rail-track { display: flex; align-items: stretch; gap: 16px; padding: 0 clamp(16px, 5vw, 48px); will-change: transform; } .ss-inst { flex: 0 0 min(280px, 78vw); background: var(--card, #fff); border: 1px solid var(--line, #E1E0E5); border-radius: var(--r-panel, 14px); padding: 20px 18px; display: flex; flex-direction: column; box-shadow: 0 1px 2px rgba(27, 25, 34, 0.04), 0 18px 36px -28px rgba(27, 25, 34, 0.18); transition: transform var(--ss-dur-hover) var(--ss-ease), box-shadow var(--ss-dur-hover) var(--ss-ease); min-width: 0; } .ss-inst:hover { transform: translateY(-3px); box-shadow: 0 1px 2px rgba(27, 25, 34, 0.05), 0 28px 48px -24px color-mix(in srgb, var(--fam-ink, #5B4FCF) 28%, transparent); } .ss-inst .ss-n { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fam-ink, var(--indigo-ink, #5B4FCF)); font-weight: 600; } .ss-inst h3 { margin: 10px 0 0; font-size: 1.15rem; letter-spacing: -0.02em; font-weight: 650; color: var(--ink-0, #1B1922); overflow-wrap: anywhere; } .ss-inst p { margin: 6px 0 0; color: var(--ink-1, #54525E); font-size: 0.92rem; line-height: 1.45; flex: 1; overflow-wrap: anywhere; } .ss-inst .ss-cat { margin-top: 14px; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-2, #929198); } .ss-inst a.ss-door { margin-top: 12px; display: inline-flex; align-items: center; gap: 6px; font-size: 0.88rem; font-weight: 600; color: var(--fam-ink, var(--indigo-ink, #5B4FCF)); text-decoration: none; border-bottom: 1px solid transparent; transition: border-color var(--ss-dur-hover) var(--ss-ease); } .ss-inst a.ss-door:hover, .ss-inst a.ss-door:focus-visible { border-bottom-color: currentColor; } .ss-rail-progress { margin: 4vh auto 0; max-width: min(1120px, 92vw); width: 100%; padding: 0 clamp(16px, 5vw, 48px); } .ss-rail-progress .ss-bar { height: 2px; background: var(--line-strong, #D1D0D6); border-radius: 2px; overflow: hidden; } .ss-rail-progress .ss-bar > i { display: block; height: 100%; width: 0; background: var(--fam-ink, var(--indigo-ink, #5B4FCF)); border-radius: 2px; } .ss-rail-progress .ss-lbl { margin-top: 10px; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-2, #929198); } /* MOVE 3 — scrub (optional; product pages opt-in with .ss-scrub) */ .ss-scrub-track { position: relative; height: 4px; background: var(--line-strong, #D1D0D6); border-radius: 999px; overflow: hidden; margin-top: 16px; } .ss-scrub-track > i { display: block; height: 100%; width: 0; background: var(--fam-ink, var(--indigo-ink, #5B4FCF)); border-radius: 999px; transition: none; } /* seed-aware hover press on CTAs that opt in */ .ss-motion { transition: transform var(--ss-dur-press) var(--ss-ease), box-shadow var(--ss-dur-hover) var(--ss-ease); } .ss-motion:active { transform: scale(0.98); } /* mobile + reduced-motion: no pin; native horizontal snap */ @media (max-width: 820px) { .ss-rail-section { height: auto; } .ss-rail-pin { position: static; height: auto; padding: 10vh 0 8vh; } .ss-rail-track { overflow-x: auto; scroll-snap-type: x mandatory; transform: none !important; padding-bottom: 10px; -webkit-overflow-scrolling: touch; } .ss-inst { scroll-snap-align: start; flex: 0 0 78vw; } .ss-rail-progress { display: none; } } @media (prefers-reduced-motion: reduce) { .ss-rv { transition: none !important; opacity: 1 !important; transform: none !important; } .ss-inst { transition: none !important; } .ss-inst:hover { transform: none !important; } .ss-rail-section { height: auto; } .ss-rail-pin { position: static; height: auto; padding: 10vh 0 8vh; } .ss-rail-track { overflow-x: auto; transform: none !important; padding-bottom: 10px; } .ss-motion, .ss-motion * { transition: none !important; animation: none !important; } }