@font-face {
  font-family: "Figtree";
  src: url("fonts/Figtree-VariableFont_wght.ttf") format("truetype");
  font-style: normal;
  font-weight: 300 900;
  font-display: swap;
}

:root {
  color-scheme: light;
  --moss: #325a41;
  --moss-dark: #2a4d37;
  --moss-mid: #4c7558;
  --moss-pale: #e6eee9;
  --gold: #ebcd50;
  --gold-dark: #d4b43a;
  --graphite: #141e19;
  --petroleum: #1e372d;
  --mist: #f0f0f0;
  --white: #fff;
  --text-2: #46554d;
  --text-3: #6e7b74;
  --line: #d8d9d6;
  --danger: #a54b36;
  --radius-sm: 7px;
  --radius-md: 11px;
  --radius-lg: 18px;
  --shadow: 0 18px 60px rgba(20, 30, 25, .16);
  --font: "Figtree", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body[data-theme="dark"] {
  color-scheme: dark;
  --white: #17221d;
  --mist: #101713;
  --moss-pale: #26362e;
  --text-2: #c4cec8;
  --text-3: #91a097;
  --line: #32423a;
  --graphite: #f0f0f0;
  --shadow: 0 18px 60px rgba(0, 0, 0, .45);
}

* { box-sizing: border-box; }
html, body { width: 100%; height: 100%; }
body {
  margin: 0;
  overflow: hidden;
  background: var(--mist);
  color: var(--graphite);
  font: 14px/1.45 var(--font);
  -webkit-font-smoothing: antialiased;
}
button, input, select { font: inherit; }
button, select { color: inherit; }
button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
}
button:disabled { cursor: not-allowed; }
[hidden] { display: none !important; }
::selection { background: var(--gold); color: #141e19; }

.app-shell { height: 100vh; min-height: 620px; display: grid; grid-template-rows: auto minmax(0, 1fr) auto; }
.topbar {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 12px 18px;
  background: var(--white);
  border-bottom: 1px solid var(--line);
}
.brand { min-width: 0; display: flex; align-items: center; gap: 12px; color: inherit; text-decoration: none; }
.brand-mark {
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--moss) 35%, var(--line));
  border-radius: 50%;
  color: var(--moss);
}
.brand-mark img { width: 25px; height: 19px; }
.brand-copy { min-width: 0; display: grid; line-height: 1; }
.brand-copy strong { font-size: 22px; font-weight: 820; letter-spacing: -.035em; }
.brand-copy small { margin-top: 5px; color: var(--text-3); font-size: 10px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.top-actions { display: flex; align-items: center; gap: 8px; }

.button, .icon-button, .tool-button, .text-button {
  border: 1px solid var(--line);
  background: var(--white);
  cursor: pointer;
  transition: .16s ease;
}
.button {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  padding: 0 16px;
  font-weight: 680;
}
.button:hover:not(:disabled), .tool-button:hover:not(:disabled), .icon-button:hover:not(:disabled) { border-color: var(--moss-mid); background: var(--moss-pale); }
.button:active:not(:disabled), .tool-button:active:not(:disabled), .icon-button:active:not(:disabled) { transform: scale(.98); }
.button:disabled { opacity: .4; }
.button--primary { background: var(--gold); border-color: var(--gold); color: #141e19; }
.button--primary:hover:not(:disabled) { background: var(--gold-dark); border-color: var(--gold-dark); }
.icon-button { width: 42px; height: 42px; border-radius: 50%; font-size: 20px; }
.tool-button { min-height: 34px; border-radius: 999px; padding: 0 12px; font-size: 12px; font-weight: 650; }
.tool-button:disabled { opacity: .38; }
.tool-button--danger { min-width: 34px; padding: 0; font-size: 21px; }
.text-button { border: 0; padding: 4px; background: transparent; color: var(--moss); font-size: 12px; font-weight: 700; }
.text-button:hover:not(:disabled) { text-decoration: underline; }
.text-button:disabled { opacity: .36; }

.workspace { min-height: 0; display: grid; grid-template-columns: 258px minmax(420px, 1fr) 326px; }
.panel { min-width: 0; min-height: 0; overflow: auto; background: var(--white); }
.panel--left { border-right: 1px solid var(--line); }
.panel--right { border-left: 1px solid var(--line); }
.panel-section { padding: 20px 16px; }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.section-heading h2 { margin: 0; font-size: 12px; font-weight: 760; letter-spacing: .1em; text-transform: uppercase; }
.section-heading > span { color: var(--text-3); font-size: 12px; }
.search-wrap { height: 40px; display: flex; align-items: center; gap: 7px; margin-bottom: 13px; border: 1px solid var(--line); border-radius: 999px; padding: 0 13px; background: var(--mist); color: var(--text-3); }
.search-wrap:focus-within { border-color: var(--moss-mid); }
.search-wrap input { width: 100%; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--graphite); }
.search-wrap input::placeholder { color: var(--text-3); }
.video-note { margin: 0 0 14px; border-radius: var(--radius-sm); padding: 9px 10px; background: var(--moss-pale); color: var(--text-2); font-size: 11px; }
.video-note span { color: var(--moss); }
.effect-library { display: grid; gap: 14px; }
.effect-category { display: grid; gap: 7px; }
.effect-category + .effect-category { border-top: 1px solid var(--line); padding-top: 14px; }
.category-title { margin: 0; color: var(--text-3); font-size: 10px; font-weight: 760; letter-spacing: .1em; text-transform: uppercase; }
.effect-list { display: grid; gap: 6px; }
.effect-item {
  width: 100%;
  min-height: 43px;
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  padding: 5px 8px;
  background: transparent;
  text-align: left;
  cursor: pointer;
}
.effect-item:hover:not(:disabled) { background: var(--moss-pale); }
.effect-item[data-active="true"] { border-color: color-mix(in srgb, var(--moss) 55%, var(--line)); background: var(--moss-pale); }
.effect-preview { width: 32px; height: 32px; border-radius: 8px; background: var(--preview, linear-gradient(135deg, #ebcd50, #325a41)); box-shadow: inset 0 0 0 1px rgba(20,30,25,.12); }
.effect-copy { min-width: 0; display: grid; }
.effect-copy strong { overflow: hidden; font-size: 12px; font-weight: 680; text-overflow: ellipsis; white-space: nowrap; }
.effect-copy small { color: var(--text-3); font-size: 9px; }
.effect-compat { color: var(--moss); font-size: 9px; font-weight: 760; letter-spacing: .04em; text-transform: uppercase; }
.effect-item:disabled { opacity: .36; filter: grayscale(1); cursor: not-allowed; }
.effect-item:disabled .effect-compat { color: var(--text-3); }
.no-results { margin: 4px 0; color: var(--text-3); font-size: 12px; }

.editor { min-width: 0; min-height: 0; display: grid; grid-template-rows: auto minmax(0, 1fr) auto; background: radial-gradient(circle at 50% 20%, var(--moss-pale), transparent 45%), var(--mist); }
.editor-toolbar { min-height: 58px; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 9px 14px; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--white) 84%, transparent); backdrop-filter: blur(10px); }
.media-info { min-width: 0; display: grid; }
.media-info strong { max-width: 54vw; overflow: hidden; font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.media-info span { margin-top: 2px; color: var(--text-3); font-size: 10px; }
.editor-actions { display: flex; align-items: center; gap: 6px; }
.stage-wrap { min-width: 0; min-height: 0; position: relative; display: grid; place-items: center; overflow: auto; padding: 24px; }
.dropzone { width: min(560px, calc(100% - 32px)); min-height: 270px; display: grid; place-items: center; align-content: center; gap: 7px; border: 1px dashed var(--moss-mid); border-radius: var(--radius-lg); padding: 32px; background: color-mix(in srgb, var(--white) 74%, transparent); color: var(--graphite); cursor: pointer; }
.dropzone:hover, .dropzone[data-dragging="true"] { border-color: var(--moss); background: var(--moss-pale); transform: translateY(-1px); }
.drop-icon { width: 54px; height: 54px; display: grid; place-items: center; margin-bottom: 5px; border-radius: 50%; background: var(--gold); color: #141e19; font-size: 28px; }
.dropzone strong { font-size: 18px; }
.dropzone > span:not(.drop-icon) { color: var(--text-2); }
.dropzone small { margin-top: 10px; color: var(--text-3); font-size: 10px; }
.canvas-shell { max-width: 100%; max-height: 100%; position: relative; border-radius: 4px; background: #0b0e0c; box-shadow: var(--shadow); overflow: hidden; }
.canvas-shell canvas { max-width: 100%; max-height: calc(100vh - 210px); display: block; width: auto; height: auto; object-fit: contain; }
.render-badge { position: absolute; top: 10px; left: 10px; border-radius: 999px; padding: 4px 8px; background: rgba(20,30,25,.72); color: #fff; font-size: 9px; font-weight: 760; letter-spacing: .08em; text-transform: uppercase; backdrop-filter: blur(7px); }
.compatibility-error { width: min(520px, 100%); border: 1px solid #c27865; border-radius: var(--radius-lg); padding: 24px; background: color-mix(in srgb, #e29b87 18%, var(--white)); text-align: center; }
.compatibility-error p { margin-bottom: 0; color: var(--text-2); }
.video-controls { min-height: 58px; display: grid; grid-template-columns: auto minmax(90px, 1fr) auto auto auto; align-items: center; gap: 10px; border-top: 1px solid var(--line); padding: 9px 14px; background: var(--white); }
.video-controls input[type="range"] { width: 100%; accent-color: var(--moss); }
.video-time { min-width: 88px; color: var(--text-2); font-size: 10px; font-variant-numeric: tabular-nums; text-align: right; }
.check-label { display: inline-flex; align-items: center; gap: 5px; color: var(--text-2); font-size: 11px; white-space: nowrap; }
.check-label input { accent-color: var(--moss); }

.empty-parameters { min-height: 260px; display: grid; place-items: center; align-content: center; gap: 10px; color: var(--text-3); text-align: center; }
.empty-parameters span { font-size: 36px; }
.empty-parameters p { max-width: 190px; margin: 0; font-size: 12px; }
.effect-heading { padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.effect-kicker { color: var(--moss); font-size: 10px; font-weight: 780; letter-spacing: .1em; text-transform: uppercase; }
.effect-heading h3 { margin: 5px 0 6px; font-size: 22px; line-height: 1.12; letter-spacing: -.02em; }
.effect-heading p { margin: 0 0 11px; color: var(--text-2); font-size: 12px; }
.compatibility-pill { display: inline-flex; border: 1px solid color-mix(in srgb, var(--moss) 35%, var(--line)); border-radius: 999px; padding: 4px 8px; background: var(--moss-pale); color: var(--moss-dark); font-size: 9px; font-weight: 760; text-transform: uppercase; }
.parameters-form { display: grid; gap: 18px; padding-top: 18px; }
.parameter-group { margin: 2px 0 -5px; color: var(--moss); font-size: 10px; font-weight: 780; letter-spacing: .1em; text-transform: uppercase; }
.parameter-group:not(:first-child) { border-top: 1px solid var(--line); padding-top: 16px; }
.parameter { display: grid; gap: 8px; }
.parameter > label { color: var(--text-2); font-size: 12px; font-weight: 650; }
.parameter-heading { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.parameter-heading label { color: var(--text-2); font-size: 12px; font-weight: 650; }
.parameter-heading output { min-width: 54px; border-radius: 6px; padding: 3px 6px; background: var(--mist); color: var(--text-2); font-size: 10px; font-variant-numeric: tabular-nums; text-align: center; }
.parameter input[type="range"] { width: 100%; margin: 0; accent-color: var(--moss); }
.color-control { display: flex; align-items: center; gap: 9px; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 6px 8px; background: var(--mist); }
.color-control input[type="color"] { width: 32px; height: 28px; border: 0; padding: 0; background: transparent; cursor: pointer; }
.color-control span { color: var(--text-2); font-size: 11px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; text-transform: uppercase; }
.parameter select, .parameter input[type="text"] { width: 100%; height: 40px; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0 10px; background: var(--mist); color: var(--graphite); }
.parameter input[type="text"] { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.parameter-check { min-height: 40px; display: flex; align-items: center; justify-content: space-between; gap: 12px; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0 10px; background: var(--mist); cursor: pointer; }
.parameter-check input { width: 17px; height: 17px; order: 2; accent-color: var(--moss); }

.statusbar { min-height: 30px; display: flex; align-items: center; justify-content: space-between; gap: 12px; border-top: 1px solid var(--line); padding: 4px 16px; background: var(--petroleum); color: #b4c0b9; font-size: 9px; letter-spacing: .04em; text-transform: uppercase; }
.statusbar span { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.status-dot { width: 6px; height: 6px; display: inline-block; margin-right: 5px; border-radius: 50%; background: var(--gold); }

.export-dialog { width: min(440px, calc(100vw - 28px)); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 0; background: var(--white); color: var(--graphite); box-shadow: var(--shadow); }
.export-dialog::backdrop { background: rgba(20, 30, 25, .72); backdrop-filter: blur(3px); }
.export-dialog form { padding: 22px; }
.dialog-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; margin-bottom: 20px; }
.dialog-heading h2 { margin: 0; font-size: 22px; }
.dialog-heading p { margin: 4px 0 0; color: var(--text-3); font-size: 12px; }
.dialog-heading .icon-button { width: 34px; height: 34px; flex: 0 0 auto; }
.export-options { display: grid; gap: 16px; }
.export-options label { display: grid; gap: 7px; color: var(--text-2); font-size: 12px; font-weight: 650; }
.export-options label > span { justify-self: end; margin-top: -24px; }
.export-options select { width: 100%; height: 40px; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0 10px; background: var(--mist); }
.export-options input[type="range"] { width: 100%; accent-color: var(--moss); }
.export-options p { margin: 0; color: var(--text-3); font-size: 11px; }
.export-progress { display: grid; gap: 8px; margin: 16px 0; }
.export-progress progress { width: 100%; accent-color: var(--moss); }
.export-progress p { margin: 0; color: var(--text-3); font-size: 11px; }
.export-submit { width: 100%; margin-top: 18px; }
.notice { position: fixed; z-index: 20; right: 18px; bottom: 46px; max-width: min(380px, calc(100vw - 36px)); transform: translateY(20px); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 11px 14px; background: var(--white); color: var(--graphite); box-shadow: var(--shadow); font-size: 12px; opacity: 0; pointer-events: none; transition: .2s ease; }
.notice[data-visible="true"] { transform: translateY(0); opacity: 1; }
.notice[data-kind="error"] { border-color: #c27865; }

@media (max-width: 1080px) {
  .workspace { grid-template-columns: 224px minmax(360px, 1fr) 286px; }
  .topbar { gap: 10px; }
  .button { padding-inline: 12px; }
}

@media (max-width: 820px) {
  body { overflow: auto; }
  .app-shell { height: auto; min-height: 100vh; grid-template-rows: auto auto auto; }
  .topbar { position: sticky; z-index: 10; top: 0; min-height: 64px; padding: 10px 12px; }
  .brand-copy strong { font-size: 17px; }
  .brand-copy small { display: none; }
  .brand-mark { width: 36px; height: 36px; }
  .top-actions .button { min-width: 40px; width: 40px; padding: 0; font-size: 0; }
  .top-actions .button span { font-size: 20px; }
  .workspace { display: grid; grid-template-columns: 1fr; }
  .editor { grid-row: 1; min-height: min(600px, 72svh); position: sticky; z-index: 4; top: 64px; border-bottom: 1px solid var(--line); }
  .panel--left { grid-row: 2; border-right: 0; border-bottom: 1px solid var(--line); }
  .panel--right { grid-row: 3; border-left: 0; }
  .panel { overflow: visible; }
  .library-section, .parameters-section { padding: 18px 14px; }
  .effect-library { grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; }
  .effect-category + .effect-category { border-top: 0; padding-top: 0; }
  .stage-wrap { padding: 12px; }
  .canvas-shell canvas { max-height: calc(72svh - 184px); }
  .video-controls { grid-template-columns: auto minmax(80px, 1fr) auto; gap: 7px; }
  .video-controls .check-label { display: none; }
  .statusbar { position: relative; z-index: 5; }
}

@media (max-width: 520px) {
  .brand-mark { display: none; }
  .effect-library { grid-template-columns: 1fr; }
  .effect-item { min-height: 46px; }
  .editor { min-height: 68svh; }
  .canvas-shell canvas { max-height: calc(68svh - 184px); }
  .media-info strong { max-width: 45vw; }
  .dropzone { min-height: 220px; padding: 22px 14px; }
  .dropzone small { text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}