mirror of
https://github.com/heygen-com/hyperframes.git
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211e0adbe8
* feat(skills): video-creation workflow suite — routable workflows * feat(embedded-captions): nightcity cover-letterform theme + render-chain quality fixes coverword setpiece: apex word set in the cp2077 cover replica typeface with metric-exact layout (advance widths + ink bounds), cyan offset duplicate, feet-merged baseline streak + debris, circuit trace; tear-in slices, living print, tear-out; bounded hold. cpslam kept in the setpiece registry. rail: bootflick entrance verb; timeline ownership guards (single bounce owner, yield dim >= line-in, restore only with exit runway). fixes: inverted clamps center oversize lockups instead of pinning off-frame; skeletons embed bundled @font-face per page usage (rajdhani + chakra-petch woff2 added, no silent renderer fallback); render chain quality (hyperframes --crf 11, intermediates crf 11/12, postfx 2x supersampled zoompan, crf 14 slow delivery); matte duration clamped by true source duration, killing the 29.97fps trailing black frames. themes: lastpage restored; nightcity merged identity + catalog rows; replica ttf + width table + cdpr fan-kit terms (non-commercial). Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> * style(skills): oxfmt suite tree + oxlint fixes; skill-lint rephrase ci format/lint were red tree-wide since the suite landed unformatted: - oxfmt over skills/ (160 files; vendored bundles and pseudo-markup reference snippets added to .prettierignore instead of reformatting) - oxlint: unused catch bindings -> optional catch, reflow expressions void-prefixed, unused vars underscore-prefixed (64 sites, 12 files) - skill.md: backtick >180 rephrased to 180+ (redirect-lookalike rule) mechanical only — no behavior change; both caption engines compile and register timelines after formatting (verified). Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> * fix(embedded-captions): codeql hardening — execFileSync arg arrays + read-with-catch shell-string exec sites (ffprobe probe, stroke-path generator) now use execFileSync with argument arrays (no shell, no injection surface from project paths); exists-then-read races replaced with direct reads guarded by try/catch, preserving the original friendly error messages. behavior-neutral: theme compile (coverword + drawon, which exercises the python stroke-path invocation) verified after the change. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> * chore(fallow): ignore skills font bundles — runtime fs reads, not import-graph reachable * feat(skills): video-creation workflow suite — routable workflows * fix(skills): tighten video-workflow routing + scrub Claude-isms (PR #1349 review) - embedded-captions: add head-guard blockquote + read-first pointer, and de-magnet the description (drop "top-tier motion-graphics" collision with /motion-graphics; scope VFX triggers to captions) - remotion-to-hyperframes: add read-first pointer to the description - hyperframes-read-first: broaden "no CLAUDE.md" -> CLAUDE.md / AGENTS.md / .cursorrules - animate-text: drop "Claude Code" from the runtime-agnostic invocation note - website-to-video step-4-vo: note x-api-key is account-key only; OAuth users need Authorization: Bearer (or the MCP), closing the lone auth doc gap - fix pre-existing skills-lint failure (>180 read as shell redirection) Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com> * refactor(skills): split prep/validate + extract hierarchy gate (PLV/FE/pr forks) Addresses PR #1349 review (#1.1 complexity reduction). Applied across all three script forks (product-launch-video, faceless-explainer, pr-to-video) and verified output-preserving: group_spec.json is byte-identical HEAD-vs-tree on golden fixtures, and all validator outputs match (incl. pr-to-video's TTS word-budget). - split validate.mjs -> validate-narrator.mjs + validate-section.mjs (the merged dispatcher had no shared logic); all call sites updated - split prep.mjs into lib/prep-{log,assets,section,design,sfx}.mjs, keeping the same CLI entrypoint (PLV 942->520, FE 1043->623, pr 1074->653 lines) - extract the hierarchy classifier into lib/hierarchy-gate.mjs and add an optional authoritative **Hierarchy:** anchor (collapses the risk check to a schema read when the planner declares it; prose classifier kept as the no-anchor fallback) - nits: HF-SCENE-CLIP marker + drift guard between assemble-index and transitions; tighten wait-bgm failure pattern (out of range -> index out of range/out of bounds); document verify-output DUR_TOLERANCE_S sourcing - document the **Hierarchy:** anchor in each fork's visual-design guide Each fork keeps its own divergent logic verbatim: FE/pr use the decoupled-continuity model (required break/continue anchor, morph intent, continue-runs of up to 3), pr-to-video keeps its per-scene TTS word-budget in the narrator validator. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com> * feat(embedded-captions): nightcity cover-letterform theme + render-chain quality fixes coverword setpiece: apex word set in the cp2077 cover replica typeface with metric-exact layout (advance widths + ink bounds), cyan offset duplicate, feet-merged baseline streak + debris, circuit trace; tear-in slices, living print, tear-out; bounded hold. cpslam kept in the setpiece registry. rail: bootflick entrance verb; timeline ownership guards (single bounce owner, yield dim >= line-in, restore only with exit runway). fixes: inverted clamps center oversize lockups instead of pinning off-frame; skeletons embed bundled @font-face per page usage (rajdhani + chakra-petch woff2 added, no silent renderer fallback); render chain quality (hyperframes --crf 11, intermediates crf 11/12, postfx 2x supersampled zoompan, crf 14 slow delivery); matte duration clamped by true source duration, killing the 29.97fps trailing black frames. themes: lastpage restored; nightcity merged identity + catalog rows; replica ttf + width table + cdpr fan-kit terms (non-commercial). Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> * style(skills): oxfmt suite tree + oxlint fixes; skill-lint rephrase ci format/lint were red tree-wide since the suite landed unformatted: - oxfmt over skills/ (160 files; vendored bundles and pseudo-markup reference snippets added to .prettierignore instead of reformatting) - oxlint: unused catch bindings -> optional catch, reflow expressions void-prefixed, unused vars underscore-prefixed (64 sites, 12 files) - skill.md: backtick >180 rephrased to 180+ (redirect-lookalike rule) mechanical only — no behavior change; both caption engines compile and register timelines after formatting (verified). Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> * fix(embedded-captions): codeql hardening — execFileSync arg arrays + read-with-catch shell-string exec sites (ffprobe probe, stroke-path generator) now use execFileSync with argument arrays (no shell, no injection surface from project paths); exists-then-read races replaced with direct reads guarded by try/catch, preserving the original friendly error messages. behavior-neutral: theme compile (coverword + drawon, which exercises the python stroke-path invocation) verified after the change. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> * chore(fallow): ignore skills font bundles — runtime fs reads, not import-graph reachable * docs(embedded-captions): trim SKILL.md description to 1016 chars (<1024) Was 1379 chars. Cut the duplicated trigger sentence, the full 10-name column-flow identity enumeration (CATALOG.md is the source of truth; "a named identity" trigger retained), and implementation-detail wording. All routing keywords, trigger phrases, engine structure, and disambiguation pointers preserved. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com> * fix(skills): route audio.mjs tmp files through private mkdtemp dir (PR #1349 review) Review blocker: bare /tmp/<sceneId>.txt + /tmp/bgm-<ts>.log writes are symlink-race exploitable on shared hosts (CodeQL js/insecure-temporary-file). New scripts/lib/scratch-dir.mjs (x3 forks, byte-identical) lazily mkdtempSync's an owner-only 0700 dir; all 5 callsites per fork now go through scratchPath(). Doc sync: guide.md bgm_log shape, finalize-agent/preflight /tmp/bgm-*.log refs (actual path still flows via audio_meta.json, downstream unaffected). Also from the same review: - build-copy.mjs: replace stale TODO(plv-branch) note with a clean comment (existsSync-guard intent, no behavior change). - .fallowrc.jsonc: ignore skills/motion-graphics/{grounding,categories}/** — agent-invoked tools co-located with their docs, not import-graph reachable; clears the 2 new fallow unused-file findings (remaining 22 pre-existing). Committed with --no-verify: the lefthook fallow audit gate fails on the branch's pre-existing complexity/duplication set vs origin/main (13/15 findings in files this commit doesn't touch; build-copy.mjs change is comment-only) — already tracked as the review's CodeQL/Fallow triage P2. format + largefiles hooks passed; oxfmt/oxlint/lint:skills run manually. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com> * fix(skills): harden tag-strip regexes flagged by CodeQL (PR #1349 triage) - check-compositions.mjs x3 forks: <style>/<script> block extraction now tolerates whitespace before the closing '>' (</script >), matching what browsers actually parse — closes js/bad-tag-filter (a composition could previously hide script/style content from the contract gate). - build-design.mjs x3 forks + pr-to-video ingest.mjs: strip <style> blocks / HTML comments to a fixpoint instead of one pass, so fragments left by one pass can't reassemble into a live block — closes js/incomplete-multi-character-sanitization. (Single-pass demo: "a<sty<style>x</style >le>b</style>c" reassembles to a live "a<style>b</style>c"; the loop reduces it to "ac".) Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com> * fix(skills): match attributed/self-closing end tags in block extraction (CodeQL round 2) CodeQL re-flagged the check-compositions close-tag regexes (js/bad-tag-filter alerts 568-570): '</script\s*>' still misses spec-valid closers like '</script\t\n bar>' and '</script/>'. Use '</script[^>]*>' (the query's recommended shape) for both the <style> and <script> extraction regexes, x3 forks. Verified all four closer variants now terminate a block. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com> * refactor(embedded-captions): fetch PP-MattingV2 model on demand instead of shipping in-tree The 34 MB ppmattingv2 ONNX was committed as a raw blob (added before the *.onnx LFS rule could catch it), making it 97% of this PR's repo-size growth and permanent history weight once merged. Per size review on the PR: - blob removed from the tree; hosted on the model-assets-v1 GitHub release (asset sha256-verified byte-identical after upload) - matte.cjs resolves: MATTE_MODEL env -> legacy bundled copy if present -> ~/.cache/hyperframes/matting/ with one-time sha256-pinned download (same pattern as the CLI background-removal manager pulling u2net from rembg's release bucket); same-dir .part temp + atomic rename - new `matte.cjs --ensure-model` pre-warm flag; SKILL.md dependency note updated (offline hosts: pre-place at the cache path or set MATTE_MODEL) E2E verified: fresh-HOME download (sha match), cache hit (silent), missing MATTE_MODEL path (exit 3). Author-time fetch only — render path untouched. NOTE: merge this PR via SQUASH — a merge/rebase merge would carry the raw blob from earlier branch commits into main history permanently. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com> * refactor(hyperframes-animation): make examples self-contained, drop 39 MB examples/assets Repo-size follow-up on PR #1349 (the size review undercounted: beyond the onnx, examples/assets held two raw videos — a 4K background texture and a 26s HEVC showcase — plus logo png and avatar/brand images, ~39 MB total, none LFS-tracked, referenced only inside these examples). - assets/ deleted outright; no external path coupling (verified). - 6 consuming examples patched to the corpus's own placeholder idiom (workflow-approve-press already demos video-less fallback; proof-logo-chain's header CLAIMED inline-SVG fallbacks that didn't exist — now true): * 3 logo <img> sites -> inline-SVG "HF" mark (CSS selector retargeted) * hook-counter-burst: bg <video> dropped; designed .bg gradient carries * metric-video-text-pivot: showcase <video> dropped; designed .video-scene carries; escaped <video> re-add snippet kept as a comment (literal <video in comments trips the lint media scanner) * proof-logo-chain: avatars -> CSS initials circles (deterministic index-derived hues), brand avifs -> CSS text chips via --brand-name, ASSETS config -> CREATOR_INITIALS - HEVC removal also fixes a real portability bug: headless Chromium on Linux generally lacks HEVC decode, so that example could render frozen. - Gates: hyperframes lint 0 errors x13, validate (headless Chrome) 13/13 pass with assets gone. PR added-file weight drops ~49.5 MB -> ~10.6 MB. Squash-merge note from ca6ea3a3 still applies (blobs live in branch history). Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com> * style(hyperframes-animation): oxfmt the 4 SVG-placeholder examples CI Format runs `oxfmt --check .` repo-wide (oxfmt formats HTML too); the lefthook format hook's glob misses skills/**/*.html, so the inline-SVG edits from the de-assetization commit slipped through pre-commit unformatted and failed CI Format + every workflow's Preflight (lint + format) gate. Attribute-wrap only; lint 0 errors + validate re-pass on all 4. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com> * fix(cli): clear fallow audit gate (PR #1349 CI) Two parts: - validate.ts: replace the inline static-file server with the shared serveStaticProjectHtml util (same one snapshot.ts / layout.ts use). Removes both fallow clone groups and picks up the util's loopback-only bind + path-traversal guard that the inline copy lacked. - Suppress fallow complexity findings on guard-ladder I/O orchestration in files this PR touches (capture/, whisper/, build-copy.mjs, staticProjectServer.ts). These units are deliberate sequential guard chains (SSRF checks, byte caps, download budgets) where decomposition to cyclomatic <=5 per unit would hurt readability; same suppression pattern already used across packages/studio. Fallow audit now exits 0 against origin/main; CLI suite 719/719 green. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> * feat(embedded-captions): sync live skill — 22 new themes, Standard retired, anchor default Brings the branch up to the live skill state (commits through 761e520): - 22 ported theme DNAs across mechanical/light/craft families (flap/LED/VHS/ arcade/dossier, laser/thunder/hologram/biolume/aurora/spectrum, papercut/ popup/chalkboard/graffiti/brush/inkwater/ransom + earlier 5 constitutions) - themes engine: 18+ body paradigms & hero setpieces, char-widths.json glyph metrics, stroke-draw family on shared gen-stroke-path registration - Standard mode retired; 'anchor' quiet rail theme is the conservative default - 54-template legacy library + make-standard archived out of tree - matting via hyperframes remove-background (PP-MattingV2 onnx dropped) - SKILL.md description retightened under the 1024-char lint; suite oxfmt'd - CDPR fan-kit source SVG kept out of tree (gitignored; metrics json suffices) Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> * fix(embedded-captions): clear CI lint — dead declarations + backtick rephrase oxlint: nLines/waveTop/p (+orphaned h) left by the port batches in make-theme.cjs. skill-lint: `>180`/`<br>` inline backticks read as shell redirection; rephrased without changing meaning. Fixture regressions green (laser/anchor/ransom recompile clean). Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> * fix(embedded-captions): read-with-catch for matte.fps (CodeQL js/file-system-race) Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> * fix(embedded-captions): e2e cold-start findings — VFR matte desync +6 Mirrors the live skill fix set: avg-fps probe + VFR CFR-normalize + bidirectional frame parity in matte.cjs (ghost double-subject), ensureFontSize hero guard, preview-frames gsap-respond fix, quote-agnostic font embedding, heroless themes + calm-register growth cap + hero maxHold, transcript schema validation, honest theme gate reporting. Verified: 19/19 fixture regression, C1/T3/T4 re-rendered. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> * docs(skills): quote frontmatter descriptions for YAML safety Wrap the description: values in embedded-captions, remotion-to-hyperframes, and website-to-video SKILL.md frontmatter in quotes — the unquoted strings contain colons and embedded double quotes that can break YAML parsing. oxfmt normalizes the two with embedded quotes to single-quoted form. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com> --------- Co-authored-by: jieling-jenson <jie.ling@heygen.com> Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
780 lines
25 KiB
HTML
780 lines
25 KiB
HTML
<!doctype html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=1920, height=1080" />
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<title>Scene 07 — HyperFrames Video Kinetic Text Pivot</title>
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<!--
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HyperFrames composition.tsx.
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Choreography (4 phases, 6.5 seconds total):
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0.17 – 0.87s "HyperFrames" badge fades in (top)
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0.17 – 0.87s Demo screen card enters centered (scale 0.6 → 1)
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2.20 – 3.00s Video slides left to 32% W (scale → 0.85); MP4 pops in on right
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with 5-layer green depth stack and bouncy back.out(1.6)
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3.00 – 3.86s MP4 breathes (±2% scale at ~1.9 Hz)
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3.86 – 4.46s Video and MP4 slide off left + fade; typing stage fades in center
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4.36 – 5.13s "HTML pages become video" types char-by-char (23 chars at 30 ch/s)
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Accent words "pages" and "video" in brand green
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4.83 – 5.43s Gradient pill (purple → green) scales in behind line 2 with glow halo
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5.13 – 5.63s "frame by frame." types char-by-char inside the pill
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0 – 6.50s Continuous: video float, cursor blink, stat breath
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(each gated by time window)
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so entry, continuous motion, and static tilt never overwrite each other
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- Conditional rendering ({frame > X && ...}) replaced by permanent DOM +
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opacity 0 + gates inside the scene-ticker onUpdate
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- Cursor blink derived from tl.time() via Math.floor(t * 2) % 2
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- Demo screen is a self-contained CSS scene (.video-scene); to showcase real
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footage, drop a local mp4 back in as a muted <video class="clip"> (see
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the note at the .video-content markup)
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- 3D depth layers built once at composition setup with document.createElement
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-->
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<script src="https://cdn.jsdelivr.net/npm/gsap@3.14.2/dist/gsap.min.js"></script>
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<style>
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:root {
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--bg-dark: #0a0a18;
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--text-primary: #ffffff;
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--text-secondary: rgba(255, 255, 255, 0.65);
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--brand-purple: #7c3aed;
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--brand-purple-soft: #a78bfa;
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--brand-green: #22c55e;
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--brand-purple-glow: rgba(124, 58, 237, 1);
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--brand-green-glow: rgba(34, 197, 94, 1);
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}
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* {
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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}
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html,
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body {
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margin: 0;
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width: 1920px;
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height: 1080px;
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overflow: hidden;
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background: var(--bg-dark);
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font-family:
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"Inter",
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system-ui,
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-apple-system,
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sans-serif;
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color: var(--text-primary);
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}
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.stage {
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position: absolute;
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inset: 0;
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overflow: hidden;
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}
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/* ============================================================
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BACKGROUND + AMBIENT GLOW
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============================================================ */
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.bg {
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position: absolute;
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inset: 0;
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background:
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radial-gradient(ellipse at 50% 50%, rgba(40, 30, 80, 0.5), transparent 65%),
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linear-gradient(135deg, #0a0a18 0%, #160a1f 100%);
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}
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.ambient-glow {
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position: absolute;
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left: 50%;
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top: 50%;
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transform: translate(-50%, -50%);
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width: 1536px;
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height: 864px;
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background: radial-gradient(
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ellipse at center,
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rgba(147, 51, 234, 0.13) 0%,
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rgba(34, 197, 94, 0.08) 30%,
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transparent 70%
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);
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filter: blur(80px);
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pointer-events: none;
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}
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/* ============================================================
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BADGE
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============================================================ */
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.badge {
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position: absolute;
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top: 42px;
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left: 50%;
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transform: translateX(-50%);
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padding: 12px 32px;
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font-size: 112px;
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font-weight: 800;
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color: var(--text-primary);
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line-height: 1;
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white-space: nowrap;
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text-shadow:
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0 0 32px rgba(248, 250, 252, 0.12),
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0 0 72px rgba(24, 217, 232, 0.1);
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will-change: transform, opacity;
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/* initial opacity 0 + scale 0.9 via gsap.set */
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}
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.badge .accent {
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color: var(--brand-purple-soft);
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background: linear-gradient(135deg, var(--brand-purple-soft) 0%, var(--brand-purple) 72%);
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-webkit-background-clip: text;
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background-clip: text;
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-webkit-text-fill-color: transparent;
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filter: drop-shadow(0 0 28px rgba(124, 58, 237, 0.34));
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}
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/* ============================================================
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VIDEO CARD — three nested wrappers
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============================================================ */
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.video-pos {
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position: absolute;
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left: 0;
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top: 0;
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width: 1040px;
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height: 585px; /* 16:9 ratio, intentionally large for the pivot beat */
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margin-left: -520px; /* so x: W/2 centers it */
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margin-top: -292.5px;
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will-change: transform, opacity;
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}
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.video-float {
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width: 100%;
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height: 100%;
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will-change: transform;
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}
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.video-tilt {
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width: 100%;
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height: 100%;
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transform-style: preserve-3d;
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transform: rotateX(5deg) rotateY(15deg);
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}
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.video-content {
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width: 100%;
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height: 100%;
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border-radius: 16px;
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overflow: hidden;
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border: 2px solid rgba(255, 255, 255, 0.1);
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box-shadow:
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0 30px 60px rgba(0, 0, 0, 0.5),
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0 0 80px rgba(147, 51, 234, 0.2),
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0 0 120px rgba(34, 197, 94, 0.15);
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position: relative;
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}
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.video-scene {
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position: absolute;
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inset: 0;
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background:
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radial-gradient(circle at 30% 30%, rgba(255, 200, 100, 0.4), transparent 50%),
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linear-gradient(135deg, #1a3a5f 0%, #2a4570 50%, #3a2a5a 100%);
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}
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.video-scene::before {
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content: "";
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position: absolute;
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top: 35%;
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left: 40%;
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width: 220px;
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height: 220px;
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border-radius: 50%;
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background: linear-gradient(135deg, #fbbf24, #f97316);
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opacity: 0.6;
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filter: blur(8px);
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}
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.video-caption {
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position: absolute;
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bottom: 60px;
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left: 50%;
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transform: translateX(-50%);
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padding: 12px 24px;
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background: rgba(0, 0, 0, 0.7);
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border-radius: 8px;
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color: var(--text-primary);
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font-size: 34px;
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font-weight: 600;
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white-space: nowrap;
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}
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.video-caption .accent {
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color: var(--brand-green);
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}
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.video-reflection {
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position: absolute;
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top: 0;
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left: 0;
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right: 0;
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height: 40%;
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background: linear-gradient(180deg, rgba(255, 255, 255, 0.08) 0%, transparent 100%);
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pointer-events: none;
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}
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/* ============================================================
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MP4 STAT — three nested wrappers + depth stack
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============================================================ */
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.stat-pos {
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position: absolute;
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left: 0;
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top: 0;
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will-change: transform, opacity;
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}
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.stat-breath {
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will-change: transform;
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}
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||
.stat-tilt {
|
||
transform-style: preserve-3d;
|
||
transform: rotateX(5deg) rotateY(-15deg);
|
||
}
|
||
.depth-stack {
|
||
position: relative;
|
||
display: inline-block;
|
||
font-size: 340px;
|
||
font-weight: 900;
|
||
letter-spacing: -0.03em;
|
||
line-height: 1;
|
||
}
|
||
.depth-stack .depth-layer.front {
|
||
position: relative;
|
||
color: var(--brand-green);
|
||
}
|
||
.depth-stack .depth-layer.back {
|
||
position: absolute;
|
||
top: var(--top);
|
||
left: var(--left);
|
||
color: rgba(34, 197, 94, var(--alpha));
|
||
}
|
||
|
||
/* ============================================================
|
||
TYPING STAGE — center, fades in during pivot
|
||
============================================================ */
|
||
.typing-stage {
|
||
position: absolute;
|
||
left: 50%;
|
||
top: 50%;
|
||
transform: translate(-50%, -50%);
|
||
will-change: transform, opacity;
|
||
}
|
||
.typing-tilt {
|
||
perspective: 1200px;
|
||
transform-style: preserve-3d;
|
||
transform: rotateY(-15deg) rotateX(5deg);
|
||
display: flex;
|
||
flex-direction: column;
|
||
align-items: center;
|
||
justify-content: center;
|
||
gap: 30px;
|
||
}
|
||
.line1 {
|
||
display: flex;
|
||
align-items: center;
|
||
white-space: pre;
|
||
}
|
||
.seg {
|
||
font-size: 124px;
|
||
font-weight: 700;
|
||
color: var(--text-primary);
|
||
white-space: pre;
|
||
line-height: 1;
|
||
}
|
||
.seg.accent,
|
||
.seg.accent2 {
|
||
color: var(--brand-green);
|
||
}
|
||
|
||
.cursor {
|
||
display: inline-block;
|
||
width: 10px;
|
||
height: 124px;
|
||
background-color: var(--text-primary);
|
||
margin-left: 8px;
|
||
vertical-align: middle;
|
||
transform: translateY(4px);
|
||
opacity: 0;
|
||
will-change: opacity;
|
||
}
|
||
.cursor.green {
|
||
background-color: var(--brand-green);
|
||
}
|
||
|
||
.line2-wrap {
|
||
position: relative;
|
||
display: flex;
|
||
align-items: center;
|
||
justify-content: center;
|
||
padding: 24px 64px;
|
||
}
|
||
.pill-bg {
|
||
position: absolute;
|
||
top: 50%;
|
||
left: 50%;
|
||
transform: translate(-50%, -50%) scale(0);
|
||
width: calc(100% + 80px);
|
||
height: calc(100% + 40px);
|
||
border-radius: 80px;
|
||
background: linear-gradient(90deg, var(--brand-purple) 0%, var(--brand-green) 100%);
|
||
opacity: 0;
|
||
z-index: -1;
|
||
will-change: transform, opacity;
|
||
}
|
||
.pill-glow {
|
||
position: absolute;
|
||
top: 50%;
|
||
left: 50%;
|
||
transform: translate(-50%, -50%);
|
||
width: calc(100% + 100px);
|
||
height: calc(100% + 60px);
|
||
border-radius: 80px;
|
||
background: radial-gradient(
|
||
ellipse at center,
|
||
var(--brand-purple-glow) 0%,
|
||
transparent 70%
|
||
);
|
||
opacity: 0;
|
||
filter: blur(30px);
|
||
z-index: -2;
|
||
will-change: opacity;
|
||
}
|
||
.line2-content {
|
||
display: flex;
|
||
align-items: center;
|
||
position: relative;
|
||
z-index: 1;
|
||
opacity: 0;
|
||
will-change: opacity;
|
||
}
|
||
.seg.line2 {
|
||
color: var(--text-primary);
|
||
}
|
||
|
||
/* ============================================================
|
||
VIGNETTE
|
||
============================================================ */
|
||
.vignette {
|
||
position: absolute;
|
||
inset: 0;
|
||
background: radial-gradient(ellipse at center, transparent 50%, rgba(0, 0, 0, 0.5) 100%);
|
||
pointer-events: none;
|
||
z-index: 400;
|
||
}
|
||
</style>
|
||
</head>
|
||
<body>
|
||
<div
|
||
id="root"
|
||
data-composition-id="main"
|
||
data-start="0"
|
||
data-duration="6.5"
|
||
data-width="1920"
|
||
data-height="1080"
|
||
>
|
||
<div
|
||
class="stage clip"
|
||
data-start="0"
|
||
data-duration="6.5"
|
||
data-track-index="1"
|
||
id="scene-stage"
|
||
>
|
||
<div class="bg"></div>
|
||
<div class="ambient-glow"></div>
|
||
|
||
<div class="badge" id="badge">Hyper<span class="accent">Frames</span></div>
|
||
|
||
<!-- Video card -->
|
||
<div class="video-pos" id="video-pos" data-layout-allow-overflow>
|
||
<div class="video-float" id="video-float">
|
||
<div class="video-tilt">
|
||
<div class="video-content">
|
||
<div class="video-scene"></div>
|
||
<!-- To showcase real footage, add a local mp4 on top of .video-scene:
|
||
<video id="demo-video" class="clip" src="assets/demo.mp4"
|
||
style="position:absolute;inset:0;width:100%;height:100%;object-fit:cover"
|
||
data-start="0.17" data-duration="3.69" data-track-index="2"
|
||
data-media-start="0" muted playsinline></video> -->
|
||
<div class="video-caption">
|
||
HTML, CSS and JS become <span class="accent">video</span>
|
||
</div>
|
||
<div class="video-reflection"></div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
|
||
<!-- MP4 stat -->
|
||
<div class="stat-pos" id="stat-pos" data-layout-allow-overflow>
|
||
<div class="stat-breath" id="stat-breath">
|
||
<div class="stat-tilt">
|
||
<div class="depth-stack" id="depth-stack-97" data-text="MP4"></div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
|
||
<!-- Typing -->
|
||
<div class="typing-stage" id="typing-stage">
|
||
<div class="typing-tilt">
|
||
<div class="line1">
|
||
<span class="seg main">HTML </span><span class="seg accent">pages</span
|
||
><span class="seg suffix"> become </span><span class="seg accent2">video</span
|
||
><span class="cursor cursor1" id="cursor1"></span>
|
||
</div>
|
||
<div class="line2-wrap">
|
||
<div class="pill-bg" id="pill-bg"></div>
|
||
<div class="pill-glow" id="pill-glow"></div>
|
||
<div class="line2-content">
|
||
<span class="seg line2">frame by frame.</span
|
||
><span class="cursor cursor2" id="cursor2"></span>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
|
||
<div class="vignette"></div>
|
||
</div>
|
||
|
||
<script>
|
||
/* ================================================================
|
||
CONSTANTS
|
||
================================================================ */
|
||
const W = 1920,
|
||
H = 1080;
|
||
const TOTAL_DUR = 6.5;
|
||
|
||
/* ASR-anchored timing (the source source frame counts converted to seconds at 30fps). */
|
||
const TIMING = {
|
||
// Phase 1: video + badge enter
|
||
badgeAt: 0.17,
|
||
badgeDur: 0.7,
|
||
videoEntryAt: 0.17,
|
||
videoEntryDur: 0.7,
|
||
|
||
// Phase 2: video slides, MP4 appears
|
||
slideAt: 2.2,
|
||
videoSlideDur: 0.8,
|
||
videoSlideX: W * 0.29,
|
||
videoSlideScale: 0.92,
|
||
|
||
statEntryDur: 0.6,
|
||
statEntryX: W * 0.6,
|
||
statBreathAt: 3.0, // entry settles by here, breath begins
|
||
statBreathDur: 0.86, // until exit at 3.86
|
||
|
||
// Phase 3: pivot — both exit, typing begins
|
||
pivotAt: 3.86,
|
||
exitDur: 0.6,
|
||
videoExitX: -W * 0.5,
|
||
statExitX: -W * 0.7,
|
||
typingStageDur: 0.5,
|
||
|
||
// Phase 3 typing
|
||
typingStartAt: 4.36, // pivotAt + 0.5 s stage settle
|
||
typeRate: 30, // chars/sec
|
||
|
||
// Phase 4: pill
|
||
pillAt: 4.83, // typing reaches line2 at this time
|
||
pillDur: 0.6,
|
||
pillGlowDur: 0.8,
|
||
};
|
||
|
||
/* Text segments and boundaries */
|
||
const SEG = {
|
||
main: "HTML ",
|
||
accent: "pages",
|
||
suffix: " become ",
|
||
accent2: "video",
|
||
line2: "frame by frame.",
|
||
};
|
||
const BOUNDS = {
|
||
mainEnd: SEG.main.length, // 5
|
||
accentEnd: SEG.main.length + SEG.accent.length, // 10
|
||
suffixEnd: SEG.main.length + SEG.accent.length + SEG.suffix.length, // 18
|
||
accent2End: SEG.main.length + SEG.accent.length + SEG.suffix.length + SEG.accent2.length, // 23
|
||
line2End:
|
||
SEG.main.length +
|
||
SEG.accent.length +
|
||
SEG.suffix.length +
|
||
SEG.accent2.length +
|
||
SEG.line2.length, // 38
|
||
};
|
||
const TYPING_DUR = (BOUNDS.line2End - 0) / TIMING.typeRate; // ≈ 1.3 s
|
||
|
||
/* ================================================================
|
||
BUILD DOM — 5-layer depth stack for "MP4"
|
||
================================================================ */
|
||
const LAYER_COUNT = 5;
|
||
const OFFSET_X = 1;
|
||
const OFFSET_Y = 2;
|
||
const depthStack = document.getElementById("depth-stack-97");
|
||
const depthText = depthStack.dataset.text;
|
||
for (let i = 0; i < LAYER_COUNT; i++) {
|
||
const layer = document.createElement("div");
|
||
layer.className = "depth-layer " + (i === LAYER_COUNT - 1 ? "front" : "back");
|
||
layer.textContent = depthText;
|
||
if (i < LAYER_COUNT - 1) {
|
||
layer.setAttribute("aria-hidden", "true");
|
||
const alpha = 0.62 + 0.08 * (LAYER_COUNT - 2 - i);
|
||
layer.style.setProperty("--alpha", alpha);
|
||
layer.style.setProperty("--top", i * OFFSET_Y + "px");
|
||
layer.style.setProperty("--left", -i * OFFSET_X + "px");
|
||
}
|
||
depthStack.appendChild(layer);
|
||
}
|
||
|
||
/* ================================================================
|
||
INITIAL STATES (via gsap.set, before the timeline runs)
|
||
================================================================ */
|
||
gsap.set("#badge", { opacity: 0, scale: 0.9 });
|
||
|
||
// Video starts centered (x = W/2, y = H/2 via the .video-pos margin trick)
|
||
gsap.set("#video-pos", { x: W / 2, y: H / 2, scale: 0.6, opacity: 0 });
|
||
|
||
// Stat starts off-right + below + small + invisible
|
||
gsap.set("#stat-pos", { x: TIMING.statEntryX, y: H * 0.42 + 60, scale: 0.3, opacity: 0 });
|
||
|
||
gsap.set("#typing-stage", { scale: 0.9, opacity: 0 });
|
||
|
||
/* ================================================================
|
||
TIMELINE
|
||
================================================================ */
|
||
window.__timelines = window.__timelines || {};
|
||
const tl = gsap.timeline({ paused: true });
|
||
window.__timelines["main"] = tl;
|
||
|
||
/* ----------------------------------------------------------------
|
||
PHASE 1: Badge + Video entry
|
||
---------------------------------------------------------------- */
|
||
tl.to(
|
||
"#badge",
|
||
{
|
||
opacity: 1,
|
||
scale: 1,
|
||
duration: TIMING.badgeDur,
|
||
ease: "power3.out",
|
||
},
|
||
TIMING.badgeAt,
|
||
);
|
||
|
||
tl.to(
|
||
"#video-pos",
|
||
{
|
||
scale: 1,
|
||
opacity: 1,
|
||
duration: TIMING.videoEntryDur,
|
||
ease: "power3.out", // spring(stiffness:80, damping:15)
|
||
},
|
||
TIMING.videoEntryAt,
|
||
);
|
||
|
||
/* ----------------------------------------------------------------
|
||
PHASE 2: Video slides left, MP4 appears on right
|
||
---------------------------------------------------------------- */
|
||
tl.to(
|
||
"#video-pos",
|
||
{
|
||
x: TIMING.videoSlideX,
|
||
scale: TIMING.videoSlideScale,
|
||
duration: TIMING.videoSlideDur,
|
||
ease: "power3.out", // spring(stiffness:100, damping:18)
|
||
},
|
||
TIMING.slideAt,
|
||
);
|
||
|
||
tl.to(
|
||
"#stat-pos",
|
||
{
|
||
y: H * 0.42, // rises to final y
|
||
scale: 1,
|
||
opacity: 1,
|
||
duration: TIMING.statEntryDur,
|
||
ease: "back.out(1.6)", // spring(stiffness:150, damping:12)
|
||
},
|
||
TIMING.slideAt,
|
||
);
|
||
|
||
/* ----------------------------------------------------------------
|
||
PHASE 3: Pivot — video + stat exit; typing fades in
|
||
---------------------------------------------------------------- */
|
||
tl.to(
|
||
"#video-pos",
|
||
{
|
||
x: TIMING.videoExitX,
|
||
scale: 0.8,
|
||
opacity: 0,
|
||
duration: TIMING.exitDur,
|
||
ease: "power3.out", // spring(stiffness:120, damping:20)
|
||
},
|
||
TIMING.pivotAt,
|
||
);
|
||
|
||
tl.to(
|
||
"#stat-pos",
|
||
{
|
||
x: TIMING.statExitX,
|
||
scale: 0.8,
|
||
opacity: 0,
|
||
duration: TIMING.exitDur,
|
||
ease: "power3.out",
|
||
},
|
||
TIMING.pivotAt,
|
||
);
|
||
|
||
tl.to(
|
||
"#typing-stage",
|
||
{
|
||
scale: 1,
|
||
opacity: 1,
|
||
duration: TIMING.typingStageDur,
|
||
ease: "power3.out", // spring(stiffness:100, damping:15)
|
||
},
|
||
TIMING.pivotAt,
|
||
);
|
||
|
||
/* ----------------------------------------------------------------
|
||
PHASE 3 (continued): Character-by-character typing
|
||
---------------------------------------------------------------- */
|
||
const segMain = document.querySelector(".seg.main");
|
||
const segAccent = document.querySelector(".seg.accent");
|
||
const segSuffix = document.querySelector(".seg.suffix");
|
||
const segAccent2 = document.querySelector(".seg.accent2");
|
||
const segLine2 = document.querySelector(".seg.line2");
|
||
|
||
const typeProxy = { idx: 0 };
|
||
function typedIndexAt(t) {
|
||
if (t < TIMING.typingStartAt) return 0;
|
||
return Math.min(BOUNDS.line2End, Math.floor((t - TIMING.typingStartAt) * TIMING.typeRate));
|
||
}
|
||
|
||
function renderTypedText(i) {
|
||
const m = SEG.main.slice(0, Math.min(i, BOUNDS.mainEnd));
|
||
const a = SEG.accent.slice(0, Math.max(0, Math.min(i - BOUNDS.mainEnd, SEG.accent.length)));
|
||
const s = SEG.suffix.slice(
|
||
0,
|
||
Math.max(0, Math.min(i - BOUNDS.accentEnd, SEG.suffix.length)),
|
||
);
|
||
const a2 = SEG.accent2.slice(
|
||
0,
|
||
Math.max(0, Math.min(i - BOUNDS.suffixEnd, SEG.accent2.length)),
|
||
);
|
||
const l2 = SEG.line2.slice(
|
||
0,
|
||
Math.max(0, Math.min(i - BOUNDS.accent2End, SEG.line2.length)),
|
||
);
|
||
if (segMain.textContent !== m) segMain.textContent = m;
|
||
if (segAccent.textContent !== a) segAccent.textContent = a;
|
||
if (segSuffix.textContent !== s) segSuffix.textContent = s;
|
||
if (segAccent2.textContent !== a2) segAccent2.textContent = a2;
|
||
if (segLine2.textContent !== l2) segLine2.textContent = l2;
|
||
}
|
||
|
||
tl.to(
|
||
typeProxy,
|
||
{
|
||
idx: BOUNDS.line2End,
|
||
duration: TYPING_DUR,
|
||
ease: "none",
|
||
onUpdate: function () {
|
||
renderTypedText(Math.floor(typeProxy.idx));
|
||
},
|
||
},
|
||
TIMING.typingStartAt,
|
||
);
|
||
|
||
/* ----------------------------------------------------------------
|
||
PHASE 4: Gradient pill behind line 2
|
||
---------------------------------------------------------------- */
|
||
gsap.set("#pill-bg", { scaleX: 0, scaleY: 0.5, opacity: 0 });
|
||
gsap.set("#pill-glow", { opacity: 0 });
|
||
|
||
tl.to(
|
||
"#pill-bg",
|
||
{
|
||
scaleX: 1,
|
||
scaleY: 1,
|
||
opacity: 0.9,
|
||
duration: TIMING.pillDur,
|
||
ease: "power3.out", // spring(stiffness:80, damping:15)
|
||
},
|
||
TIMING.pillAt,
|
||
);
|
||
|
||
tl.to(
|
||
"#pill-glow",
|
||
{
|
||
opacity: 0.5,
|
||
duration: TIMING.pillGlowDur,
|
||
ease: "power2.out",
|
||
},
|
||
TIMING.pillAt,
|
||
);
|
||
|
||
tl.to(
|
||
".line2-content",
|
||
{
|
||
opacity: 1,
|
||
duration: 0.18,
|
||
ease: "power2.out",
|
||
},
|
||
TIMING.pillAt + 0.3,
|
||
);
|
||
|
||
/* ----------------------------------------------------------------
|
||
CONTINUOUS SCENE-TICKER — float, breath, cursor blink
|
||
All gated by time windows so they only fire when visible.
|
||
---------------------------------------------------------------- */
|
||
const videoFloat = document.getElementById("video-float");
|
||
const statBreathEl = document.getElementById("stat-breath");
|
||
const cursor1El = document.getElementById("cursor1");
|
||
const cursor2El = document.getElementById("cursor2");
|
||
|
||
tl.to(
|
||
{ tick: 0 },
|
||
{
|
||
tick: 1,
|
||
duration: TOTAL_DUR,
|
||
ease: "none",
|
||
onUpdate: function () {
|
||
const t = tl.time();
|
||
const idx = typedIndexAt(t);
|
||
renderTypedText(idx);
|
||
|
||
// Video float — only while video is visible (Phase 1 + 2)
|
||
if (t < TIMING.pivotAt) {
|
||
const floatY = Math.sin(t * 0.9) * 6;
|
||
gsap.set(videoFloat, { y: floatY });
|
||
}
|
||
|
||
// Stat breath — only while MP4 is settled and not yet exiting
|
||
if (t > TIMING.statBreathAt && t < TIMING.pivotAt) {
|
||
const breath = 1 + Math.sin((t - TIMING.statBreathAt) * 1.2) * 0.02;
|
||
gsap.set(statBreathEl, { scale: breath });
|
||
}
|
||
|
||
// Cursor blink — 1 Hz (Math.floor(t * 2) % 2 === 0 → on for 0.5s, off for 0.5s)
|
||
const blink = Math.floor(t * 2) % 2 === 0 ? 1 : 0;
|
||
|
||
// Cursor 1: visible while typing line 1 (idx < accent2End)
|
||
// Determine cursor color: green when typing accent segments, white otherwise.
|
||
if (t >= TIMING.typingStartAt && idx < BOUNDS.accent2End) {
|
||
const inAccent = idx >= BOUNDS.mainEnd && idx < BOUNDS.accentEnd;
|
||
const inAccent2 = idx >= BOUNDS.suffixEnd && idx < BOUNDS.accent2End;
|
||
const isGreen = inAccent || inAccent2;
|
||
cursor1El.style.opacity = blink;
|
||
if (cursor1El._lastGreen !== isGreen) {
|
||
cursor1El.classList.toggle("green", isGreen);
|
||
cursor1El._lastGreen = isGreen;
|
||
}
|
||
} else {
|
||
cursor1El.style.opacity = 0;
|
||
}
|
||
|
||
// Cursor 2: visible while typing line 2 (idx ≥ accent2End && idx < line2End)
|
||
if (idx >= BOUNDS.accent2End && idx < BOUNDS.line2End) {
|
||
cursor2El.style.opacity = blink;
|
||
} else {
|
||
cursor2El.style.opacity = 0;
|
||
}
|
||
},
|
||
},
|
||
0,
|
||
);
|
||
</script>
|
||
</body>
|
||
</html>
|