/* Tacktab: a tablet pinned to a plaster wall. Cream by day, near-black at
   night (follows the visitor's system). One motion moment: the tablet swings
   in on its pin and settles. */

:root {
  --wall: #F6F3EE;
  --wall-deep: #ECE6DC;
  --ink: #15171C;
  --ink-soft: #4A4640;
  --muted: #7A7368;
  --rule: rgba(21, 23, 28, 0.12);
  --tomato: #E8472B;
  --tomato-deep: #B8341D;
  --card: #FFFDF9;
  --band: #15171C;
  --band-ink: #F1ECE3;
  --shadow: 36, 26, 14;
  --display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --body: "Atkinson Hyperlegible Next", "Avenir Next", "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --measure: 36rem;
  --gutter: clamp(1.25rem, 4vw, 3.5rem);
}

@media (prefers-color-scheme: dark) {
  :root {
    --wall: #141311;
    --wall-deep: #0D0C0A;
    --ink: #F1ECE3;
    --ink-soft: #CFC7BA;
    --muted: #978F82;
    --rule: rgba(241, 236, 227, 0.12);
    --card: #1C1A17;
    --band: #0B0A09;
    --shadow: 0, 0, 0;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  font: 400 1.075rem/1.6 var(--body);
  background:
    radial-gradient(1400px 700px at 78% 8%, rgba(255, 255, 255, 0.55), transparent 60%),
    radial-gradient(900px 600px at 0% 100%, var(--wall-deep), transparent 70%),
    var(--wall);
  min-height: 100vh;
}
@media (prefers-color-scheme: dark) {
  body {
    background:
      radial-gradient(1200px 640px at 78% 6%, rgba(232, 71, 43, 0.10), transparent 60%),
      radial-gradient(900px 600px at 0% 100%, var(--wall-deep), transparent 70%),
      var(--wall);
  }
}
/* Plaster grain over everything, very quiet. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .45 0 0 0 0 .38 0 0 0 0 .3 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
@media (prefers-color-scheme: dark) { body::before { mix-blend-mode: screen; opacity: 0.18; } }

a { color: inherit; }
img { display: block; max-width: 100%; height: auto; }
em { font-style: italic; }

/* ------------------------------------------------------------ bar */
.bar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem var(--gutter);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  font: 650 1.25rem/1 var(--display);
  font-variation-settings: "opsz" 48, "SOFT" 60;
  letter-spacing: -0.01em;
}
.brand img { border-radius: 9px; box-shadow: 0 2px 6px rgba(var(--shadow), 0.18); }
.bar nav { display: flex; gap: clamp(1rem, 3vw, 2.2rem); }
.bar nav a {
  font: 500 0.82rem/1 var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-soft);
}
.bar nav a:hover { color: var(--tomato); }

/* ------------------------------------------------------------ hero */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 5rem);
  padding: clamp(1.5rem, 5vw, 4.5rem) var(--gutter) clamp(3rem, 7vw, 6rem);
}
h1 {
  margin: 0;
  font: 560 clamp(3.1rem, 7.4vw, 7rem)/0.92 var(--display);
  font-variation-settings: "opsz" 144, "SOFT" 30, "WONK" 1;
  letter-spacing: -0.02em;
  word-spacing: 0.06em;
}
h1 em, h2 em {
  color: var(--tomato);
  font-weight: 460;
  font-variation-settings: "opsz" 144, "SOFT" 100, "WONK" 1;
}
.lede {
  max-width: 30rem;
  margin: 1.8rem 0 2.2rem;
  font-size: clamp(1.08rem, 1.45vw, 1.25rem);
  color: var(--ink-soft);
}
.stores { display: flex; flex-wrap: wrap; gap: 0.8rem; }
.store {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 11.5rem;
  padding: 0.7rem 1.15rem 0.7rem 0.95rem;
  border-radius: 14px;
  background: var(--ink);
  color: var(--wall);
  text-decoration: none;
  font: 650 1.12rem/1.1 var(--body);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06) inset, 0 10px 24px -12px rgba(var(--shadow), 0.55);
}
.store span { white-space: nowrap; }
.nowrap { white-space: nowrap; }
.store svg { width: 26px; height: 26px; fill: currentColor; flex: none; }
.store small { display: block; font: 500 0.66rem/1.3 var(--mono); letter-spacing: 0.05em; text-transform: uppercase; opacity: 0.72; }
.store:hover { transform: translateY(-2px); }
.store.soon { cursor: default; opacity: 0.55; }
.store.soon:hover { transform: none; }
.facts {
  margin: 1.4rem 0 0;
  font: 400 0.82rem/1.5 var(--mono);
  color: var(--muted);
}
.facts i { font-style: normal; color: var(--tomato); padding: 0 0.35em; }

/* The wall and the pinned tablet. */
.wall { margin: 0; position: relative; padding-top: 2.4rem; }
.tablet {
  position: relative;
  padding: clamp(10px, 1.2vw, 16px);
  border-radius: clamp(18px, 2.2vw, 30px);
  background: linear-gradient(160deg, #2A2C33, #121317 55%, #1B1D22);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.06) inset,
    0 2px 0 rgba(255, 255, 255, 0.05) inset,
    0 40px 60px -30px rgba(var(--shadow), 0.55),
    0 18px 30px -18px rgba(var(--shadow), 0.4);
  transform-origin: 50% -2.2rem;
  transform: rotate(-1.6deg);
  animation: hang 2.2s cubic-bezier(0.22, 0.9, 0.3, 1) both 0.15s;
}
.tablet picture img {
  border-radius: clamp(8px, 1vw, 14px);
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}
.pin {
  position: absolute;
  left: 50%;
  top: -3.6rem;
  width: clamp(40px, 4vw, 56px);
  transform: translateX(-50%);
  filter: drop-shadow(4px 8px 6px rgba(var(--shadow), 0.35));
  z-index: 2;
}
/* A soft shadow the tablet casts on the wall behind it. */
.wall::after {
  content: "";
  position: absolute;
  inset: 12% 6% -5% 8%;
  z-index: -1;
  border-radius: 40px;
  background: rgba(var(--shadow), 0.16);
  filter: blur(34px);
  transform: rotate(-1deg) translate(18px, 22px);
}

@keyframes hang {
  0%   { transform: translateY(-46px) rotate(-16deg); opacity: 0; }
  14%  { opacity: 1; }
  38%  { transform: translateY(0) rotate(7deg); }
  58%  { transform: rotate(-4.6deg); }
  76%  { transform: rotate(0.2deg); }
  90%  { transform: rotate(-2.2deg); }
  100% { transform: rotate(-1.6deg); }
}
.hero-copy > * { animation: rise 0.9s cubic-bezier(0.2, 0.7, 0.2, 1) both; }
.hero-copy > :nth-child(1) { animation-delay: 0.05s; }
.hero-copy > :nth-child(2) { animation-delay: 0.12s; }
.hero-copy > :nth-child(3) { animation-delay: 0.22s; }
.hero-copy > :nth-child(4) { animation-delay: 0.32s; }
.hero-copy > :nth-child(5) { animation-delay: 0.4s; }
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

/* ------------------------------------------------------------ verbs */
.verbs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(2rem, 4vw, 4rem);
  padding: clamp(4rem, 9vw, 8rem) var(--gutter);
}
.verbs article { position: relative; padding-top: 1.2rem; border-top: 2px solid var(--ink); }
.num {
  display: block;
  font: 300 clamp(3.5rem, 6vw, 5.5rem)/1 var(--display);
  font-variation-settings: "opsz" 144, "SOFT" 100;
  color: transparent;
  -webkit-text-stroke: 1.2px var(--muted);
  margin-bottom: 0.4rem;
}
.verbs h2 {
  margin: 0 0 0.8rem;
  font: 600 clamp(1.9rem, 3vw, 2.6rem)/1 var(--display);
  font-variation-settings: "opsz" 96, "SOFT" 40, "WONK" 1;
  letter-spacing: -0.02em;
}
.verbs p { margin: 0; color: var(--ink-soft); max-width: 24rem; }
.verbs p a { color: var(--ink); text-decoration-color: var(--tomato); text-underline-offset: 3px; }

/* ------------------------------------------------------------ Pro */
.pro {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  padding: clamp(4.5rem, 10vw, 9rem) var(--gutter) clamp(3rem, 6vw, 5rem);
}
.pro h2 {
  margin: 0 0 1.2rem;
  font: 560 clamp(2.2rem, 4.4vw, 3.9rem)/0.98 var(--display);
  font-variation-settings: "opsz" 144, "SOFT" 30, "WONK" 1;
  letter-spacing: -0.015em;
  word-spacing: 0.05em;
}
.pro-copy p { color: var(--ink-soft); max-width: 30rem; }
.pro-copy .code-hint { font: 400 0.86rem/1.5 var(--mono); color: var(--muted); }
.tags { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1rem, 2.5vw, 2rem); }
.tag {
  position: relative;
  padding: 2.6rem 1.8rem 1.8rem;
  border-radius: 10px 10px 18px 18px;
  background: var(--card);
  box-shadow: 0 1px 2px rgba(var(--shadow), 0.08), 0 22px 40px -26px rgba(var(--shadow), 0.45);
  transform: rotate(1.2deg);
}
.tag-pro { transform: rotate(-1.8deg) translateY(1.2rem); background: var(--tomato); color: #FFF7F2; }
.hole {
  position: absolute;
  top: 1rem;
  left: 50%;
  width: 14px;
  height: 14px;
  margin-left: -7px;
  border-radius: 50%;
  background: var(--wall);
  box-shadow: inset 0 1px 2px rgba(var(--shadow), 0.35);
}
.tag h3 { margin: 0; font: 500 0.78rem/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; opacity: 0.75; }
.price {
  margin: 0.5rem 0 1.2rem;
  font: 600 clamp(2.6rem, 4.6vw, 3.6rem)/1 var(--display);
  font-variation-settings: "opsz" 144, "SOFT" 50;
  letter-spacing: -0.015em;
  word-spacing: 0.05em;
}
.price small { font: 500 0.95rem/1 var(--body); letter-spacing: 0; opacity: 0.8; }
.tag ul { margin: 0; padding: 0; list-style: none; }
.tag li { padding: 0.5rem 0; border-top: 1px dashed rgba(127, 110, 90, 0.35); font-size: 0.98rem; }
.tag-pro li { border-top-color: rgba(255, 247, 242, 0.35); }

/* ------------------------------------------------------------ steps */
.steps { padding: clamp(3rem, 7vw, 6rem) var(--gutter) clamp(4rem, 9vw, 8rem); }
.steps h2 {
  margin: 0 0 2.4rem;
  font: 560 clamp(2rem, 3.8vw, 3.2rem)/1 var(--display);
  font-variation-settings: "opsz" 144, "SOFT" 30, "WONK" 1;
  letter-spacing: -0.015em;
  word-spacing: 0.05em;
}
.steps ol {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.5rem, 3vw, 3rem);
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
.steps li { counter-increment: step; padding-top: 1rem; border-top: 1px solid var(--rule); color: var(--ink-soft); }
.steps li::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  margin-bottom: 1rem;
  border-radius: 50%;
  background: var(--tomato);
  color: #fff;
  font: 600 1rem/1 var(--mono);
}
.steps strong { color: var(--ink); }
.steps code { font: 0.86em var(--mono); padding: 0.1em 0.35em; border-radius: 5px; background: var(--wall-deep); }

/* ------------------------------------------------------------ corner-hold demo (6 s loop) */
.demo {
  display: grid;
  grid-template-columns: minmax(0, 420px) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
  margin: clamp(2.5rem, 5vw, 4rem) 0 0;
}
.demo figcaption { color: var(--ink-soft); font-size: 1.08rem; max-width: 26rem; }
.demo figcaption strong { color: var(--ink); }
.demo-tab {
  position: relative;
  aspect-ratio: 16 / 10;
  padding: 10px;
  border-radius: 20px;
  background: linear-gradient(160deg, #2A2C33, #121317 55%, #1B1D22);
  box-shadow: 0 30px 50px -30px rgba(var(--shadow), 0.55);
  overflow: hidden;
}
.demo-page {
  height: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 7px;
  padding: 8px;
  border-radius: 12px;
  background: #F6F3EE;
}
.demo-page span { border-radius: 8px; background: #EAE3D7; }
.demo-page span:nth-child(2), .demo-page span:nth-child(4) { background: #FBE3C4; }
.demo-ring { position: absolute; left: 6px; top: 6px; width: 52px; height: 52px; transform: rotate(-90deg); }
.demo-ring circle { fill: none; stroke-width: 4.5; }
.demo-ring .track { stroke: rgba(21, 23, 28, 0.18); }
.demo-ring .fill {
  stroke: var(--tomato);
  stroke-linecap: round;
  stroke-dasharray: 113.1;
  stroke-dashoffset: 113.1;
  animation: demo-fill 6s linear infinite;
}
.demo-finger {
  position: absolute;
  left: 22px;
  top: 22px;
  width: 44px;
  fill: #fff;
  stroke: #15171C;
  stroke-width: 1.1;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.35));
  animation: demo-finger 6s ease-in-out infinite;
}
.demo-settings {
  position: absolute;
  inset: 10px 10px 10px auto;
  width: 58%;
  padding: 12px;
  border-radius: 12px;
  background: #FFFDF9;
  box-shadow: -12px 0 24px -12px rgba(0, 0, 0, 0.35);
  display: grid;
  align-content: start;
  gap: 8px;
  font: 600 0.72rem/1.2 var(--body);
  color: #15171C;
  transform: translateX(110%);
  animation: demo-settings 6s ease-in-out infinite;
}
.demo-settings i { display: block; height: 14px; border-radius: 6px; background: #EFE9DF; }
.demo-settings i:nth-child(3) { width: 70%; }
@keyframes demo-finger {
  0%, 8% { transform: translate(60px, 60px); opacity: 0; }
  16% { transform: translate(0, 0); opacity: 1; }
  66% { transform: translate(0, 0); opacity: 1; }
  78%, 100% { transform: translate(60px, 60px); opacity: 0; }
}
@keyframes demo-fill {
  0%, 16% { stroke-dashoffset: 113.1; }
  66% { stroke-dashoffset: 0; }
  76% { stroke-dashoffset: 0; opacity: 1; }
  82%, 100% { stroke-dashoffset: 0; opacity: 0; }
}
@keyframes demo-settings {
  0%, 66% { transform: translateX(110%); }
  74%, 94% { transform: translateX(0); }
  100% { transform: translateX(110%); }
}
@media (max-width: 760px) { .demo { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) {
  .demo-ring .fill { stroke-dashoffset: 0; }
  .demo-finger { transform: none; opacity: 1; }
}

/* ------------------------------------------------------------ download band */
.get {
  margin: 0 var(--gutter) clamp(3rem, 7vw, 6rem);
  padding: clamp(2.5rem, 6vw, 5rem);
  border-radius: clamp(20px, 3vw, 36px);
  background:
    radial-gradient(700px 360px at 100% 0%, rgba(232, 71, 43, 0.22), transparent 70%),
    var(--band);
  color: var(--band-ink);
  text-align: center;
}
.get h2 {
  margin: 0 0 0.8rem;
  font: 560 clamp(2.4rem, 5vw, 4.2rem)/1 var(--display);
  font-variation-settings: "opsz" 144, "SOFT" 30, "WONK" 1;
  letter-spacing: -0.015em;
}
.get p { margin: 0 auto 2rem; max-width: 30rem; color: rgba(241, 236, 227, 0.74); }
.get .stores { justify-content: center; }
.get .store { background: var(--band-ink); color: var(--band); }
@media (prefers-color-scheme: dark) { .get .store { background: #F1ECE3; color: #0B0A09; } }

/* ------------------------------------------------------------ footer */
.foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  padding: 2rem var(--gutter) 3rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.92rem;
}
.foot-brand { display: flex; gap: 1rem; align-items: center; }
.foot-brand img { border-radius: 11px; }
.foot-brand p { margin: 0; }
.foot nav { display: flex; flex-wrap: wrap; gap: 1.4rem; }
.foot nav a { text-decoration: none; }
.foot nav a:hover { color: var(--tomato); }

/* ------------------------------------------------------------ small screens */
@media (max-width: 960px) {
  .hero, .pro { grid-template-columns: 1fr; }
  .wall { padding-top: 3.2rem; }
  .verbs, .steps ol { grid-template-columns: 1fr; }
  .get { margin-inline: calc(var(--gutter) * 0.5); }
}
@media (max-width: 560px) {
  .bar nav a:not(:last-child) { display: none; }
  .tags { grid-template-columns: 1fr; }
  .tag-pro { transform: rotate(-1.2deg); }
  .store { min-width: 0; flex: 1 1 10rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}