/* =====================================================================
   KINETIC landing page — page-specific pieces on top of ../css/site.css
   ===================================================================== */

/* ------------------------------------------------------------ hero */
.kp-hero { min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 40px; padding-top: 120px; position: relative; }
.kp-hero-text { position: relative; z-index: 2; }
.kp-title { font-size: clamp(96px, 13vw, 210px); }
.kp-sub { margin: 40px 0 22px; max-width: 520px; }
.kp-hero .tag { margin-bottom: 18px; }
.kp-stats { margin: 40px 0 0; gap: 26px; }
.kp-stats b { font-size: 30px; }

/* 15 FX tiles on a tilted plane — slow drift, mouse parallax (page.js) */
.kp-plane-wrap { position: relative; height: 640px; perspective: 1400px; perspective-origin: 50% 40%;
  -webkit-mask-image: radial-gradient(70% 70% at 50% 50%, #000 45%, transparent 100%);
          mask-image: radial-gradient(70% 70% at 50% 50%, #000 45%, transparent 100%); }
.kp-plane { position: absolute; left: 50%; top: 50%; width: 1100px; display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px;
  transform: translate(-50%, -50%) rotateX(52deg) rotateZ(-24deg); transform-style: preserve-3d; will-change: transform; }
.kp-plane img { width: 100%; display: block; border-radius: 4px; border: 1px solid rgba(255, 255, 255, .08);
  box-shadow: 0 20px 40px rgba(0, 0, 0, .5); filter: brightness(1.15) contrast(1.05); transition: filter .4s, transform .4s; }
.kp-plane img.lit { filter: brightness(1.8) contrast(1.1); transform: translateZ(18px); }
:root[data-theme="paper"] .kp-plane img { filter: invert(.92) hue-rotate(180deg) brightness(1.05); }
:root[data-theme="paper"] .kp-plane img.lit { filter: invert(.92) hue-rotate(180deg) brightness(.85); }

/* ------------------------------------------------------------ shared layout */
.kp-lead { color: var(--ink2); font-size: 15px; line-height: 1.75; max-width: 620px; margin: 0 0 26px; }
.kp-lead.narrow { margin-bottom: 44px; }
.kp-small { color: var(--ink3); font-size: 11.5px; line-height: 1.6; margin: 14px 0 0; }
.kp-k { font: 700 11px var(--mono); letter-spacing: .16em; color: var(--acc); margin: 0 0 10px; }
.kp-spec { margin: 0; font-size: 12.5px; }
.kp-spec td { line-height: 1.55; color: var(--ink); }
.kp-spec td b { font-weight: 700; }
.kp-spec th { width: 26%; }
.kp-cols { display: grid; grid-template-columns: 1fr 1.25fr; gap: 56px; margin-top: 48px; align-items: start; }
.kp-split { display: grid; grid-template-columns: 1.2fr 1fr; gap: 56px; align-items: center; margin-bottom: 70px; }
.kp-split.rev > :first-child { order: 2; }
.kp-two { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: start; }
.kp-three { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.kp-card { border: 1px solid var(--ink3); border-radius: 6px; padding: 22px; background: linear-gradient(var(--panel1), var(--panel2)); box-shadow: inset 0 1px 0 var(--hi); }
.kp-card h3 { font: 900 40px/.95 var(--head); font-stretch: 62%; margin: 0 0 14px; text-shadow: var(--glow); }
.kp-card p { color: var(--ink2); font-size: 13px; line-height: 1.7; margin: 0 0 16px; }
.kp-card p b { color: var(--ink); }
.kp-mini { margin: 4px 0 16px; }
.kp-mini .shot { padding: 6px; }
.kp-strip { margin-bottom: 8px; }
.kp-text .kp-k { margin-top: 0; }

/* ------------------------------------------------------------ FX grid */
.fxgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.fxc { border: 1px solid var(--ink3); border-radius: 6px; overflow: hidden; background: linear-gradient(var(--panel1), var(--panel2));
  box-shadow: inset 0 1px 0 var(--hi); display: flex; flex-direction: column; transition: border-color .3s, transform .4s cubic-bezier(.12, 0, .1, 1); }
.fxc:hover { border-color: var(--ink2); transform: translateY(-3px); }
.fxc img { width: 100%; height: auto; aspect-ratio: 480 / 324; object-fit: cover; display: block; filter: brightness(1.25); transition: filter .4s; border-bottom: 1px solid var(--ink3); }
.fxc:hover img { filter: brightness(1.9) contrast(1.05); }
:root[data-theme="paper"] .fxc img { filter: invert(.92) hue-rotate(180deg); }
.fxc-b { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.fxc-h { display: flex; align-items: baseline; gap: 10px; }
.fxc-h b { font: 700 10.5px var(--mono); color: var(--acc); }
.fxc-h span { font: 800 22px/1 var(--head); font-stretch: 70%; letter-spacing: .02em; }
.fxc-h em { margin-left: auto; font: 400 10px var(--mono); font-style: normal; color: var(--ink3); letter-spacing: .08em; }
.fxc p { margin: 0; color: var(--ink2); font-size: 12.5px; line-height: 1.6; }
.fxc .tip { margin-top: auto; padding-top: 8px; border-top: 1px dashed var(--ink3); font: 400 11px/1.5 var(--mono); color: var(--ink3); }
.fxc .tip b { color: var(--ink); font-weight: 700; }

/* ------------------------------------------------------------ DICE demo */
.dicebox { border: 1px solid var(--ink3); padding: 12px; margin: 4px 0 6px; background: rgba(0, 0, 0, .18); }
.dice-row { display: grid; grid-template-columns: 34px 92px 1fr; align-items: center; gap: 10px; padding: 7px 0; border-bottom: 1px dashed var(--ink3); font: 500 11.5px var(--mono); }
.dice-row:last-child { border-bottom: 0; }
.dice-row b { color: var(--ink3); }
.dice-row .cat { border: 1px solid var(--ink2); padding: 3px 8px; text-align: center; font-weight: 700; letter-spacing: .08em; }
.dice-row .smp { color: var(--ink2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dice-row.roll .cat, .dice-row.roll .smp { opacity: .35; }
.dice-foot { display: flex; align-items: center; gap: 14px; margin-top: 12px; font: 500 11px var(--mono); color: var(--ink2); }
.dice-foot em { margin-left: auto; font-style: normal; color: var(--ink3); font-size: 10px; letter-spacing: .1em; }
.dice-foot .btn { padding: 9px 14px; font-size: 11px; }

/* GEN typing */
.gen-type { display: flex; align-items: center; gap: 2px; min-height: 42px; border-bottom: 1px solid var(--ink2); margin: 0 0 18px; font: 500 15px var(--mono); color: var(--ink); }
.gen-type i { width: 8px; height: 18px; background: var(--ink); animation: blink 1s steps(2) infinite; }
html.rm .gen-type i { animation: none; }

/* ------------------------------------------------------------ TAKE flow */
.tflow { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 46px; margin: 0 0 80px; }
.tf-node { position: relative; z-index: 1; border: 1px solid var(--ink3); border-radius: 6px; padding: 14px; background: linear-gradient(var(--panel1), var(--panel2));
  display: flex; flex-direction: column; gap: 6px; transition: border-color .35s, box-shadow .35s; }
.tf-node b { font: 700 10.5px var(--mono); color: var(--ink3); }
.tf-node span { font: 800 22px/1 var(--head); font-stretch: 70%; }
.tf-node em { font: 400 10.5px/1.5 var(--mono); font-style: normal; color: var(--ink2); overflow-wrap: anywhere; }
.tf-node.on { border-color: var(--ink); box-shadow: 0 0 0 1px color-mix(in srgb, var(--ink) 50%, transparent), 0 0 30px color-mix(in srgb, var(--ink) 12%, transparent); }
.tf-node.on b { color: var(--acc); }
.tf-node.out em { color: var(--acc); }
.tflow svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; z-index: 2; }

/* ------------------------------------------------------------ sounds */
.snd { border: 1px solid var(--line); }
.snd-row { display: grid; grid-template-columns: 54px 1.1fr 110px 2fr 74px; align-items: center; gap: 14px; padding: 10px 14px; border-bottom: 1px solid var(--ink3); cursor: pointer; transition: background .15s; }
.snd-row:last-child { border-bottom: 0; }
.snd-row:hover { background: color-mix(in srgb, var(--ink) 4%, transparent); }
.snd-row .pl { width: 34px; height: 34px; border: 1px solid var(--ink2); border-radius: 50%; display: grid; place-items: center; font-size: 11px; color: var(--ink); background: none; cursor: pointer; padding-left: 2px; }
.snd-row.playing .pl { background: var(--ink); color: var(--solid-fg); padding-left: 0; }
.snd-row .nm { font: 700 13px var(--mono); letter-spacing: .04em; }
.snd-row .nm small { display: block; font-weight: 400; font-size: 10.5px; color: var(--ink3); letter-spacing: .1em; margin-top: 2px; }
.snd-row .mi { font: 500 10.5px var(--mono); color: var(--ink2); letter-spacing: .1em; border: 1px solid var(--ink3); padding: 3px 8px; justify-self: start; }
.snd-row canvas { width: 100%; height: 40px; display: block; }
.snd-row .tm { font: 500 11px var(--mono); color: var(--ink3); text-align: right; }
.snd-row.playing .tm { color: var(--acc); }

/* ------------------------------------------------------------ FAQ */
.faq details { border-bottom: 1px solid var(--ink3); }
.faq summary { cursor: pointer; list-style: none; padding: 14px 0; font: 700 13px var(--mono); letter-spacing: .04em; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--ink3); font-weight: 400; }
.faq details[open] summary::after { content: "−"; }
.faq p { margin: 0 0 16px; color: var(--ink2); font-size: 13px; line-height: 1.7; }

/* ------------------------------------------------------------ join */
.kp-join { min-height: auto; padding-top: 80px; }
.kp-join-box { border: 1px solid var(--line); padding: 40px; display: grid; justify-items: start; gap: 6px; background: linear-gradient(var(--panel1), var(--panel2)); border-radius: 6px; }
.kp-join-box h2 { font: 900 clamp(40px, 6vw, 76px)/.92 var(--head); font-stretch: 62%; margin: 0 0 24px; text-shadow: var(--glow); }
.kp-join-box .wl { width: 100%; max-width: 620px; }

/* ------------------------------------------------------------ responsive */
@media (max-width: 1080px) {
  .kp-hero { grid-template-columns: 1fr; padding-top: 140px; min-height: auto; }
  .kp-plane-wrap { height: 420px; }
  .kp-plane { width: 820px; }
  .kp-cols, .kp-split, .kp-two { grid-template-columns: 1fr; gap: 32px; }
  .kp-split.rev > :first-child { order: 0; }
  .kp-three { grid-template-columns: 1fr 1fr; }
  .fxgrid { grid-template-columns: 1fr 1fr; }
  .tflow { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 760px) {
  .kp-title { font-size: clamp(76px, 22vw, 120px); }
  .kp-plane-wrap { height: 300px; margin: 0 -16px; }
  .kp-plane { width: 640px; gap: 8px; }
  .kp-three, .fxgrid { grid-template-columns: 1fr; }
  .tflow { grid-template-columns: 1fr; gap: 18px; }
  .snd-row { grid-template-columns: 40px 1fr 56px; gap: 10px; padding: 10px 12px; }
  .snd-row .mi { display: none; }
  .snd-row canvas { grid-column: 1 / -1; grid-row: 2; height: 32px; }
  .kp-join-box { padding: 24px 18px; }
  .kp-card { padding: 16px; }
  .kp-card h3 { font-size: 32px; }
}