@import url("https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=DM+Sans:opsz,wght@9..40,400;9..40,500;9..40,600;9..40,700&family=Fraunces:opsz,wght@9..144,500;9..144,600&display=swap");

:root {
  --paper: #e6dcc5;
  --paper-light: #f7f1e3;
  --ink: #243126;
  --ink-soft: #405143;
  --moss: #657554;
  --clay: #c66b4c;
  --cream: #f6f0df;
  --line: rgba(36, 49, 38, .19);
  --mono: "DM Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: "DM Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --serif: "Fraunces", Georgia, serif;
  --card-ratio: 85 / 55;
}

* { box-sizing: border-box; }

html,
body {
  width: 100%;
  height: 100%;
  min-height: 100%;
  overflow: hidden;
  overscroll-behavior: none;
  background: var(--paper);
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button,
a { font: inherit; }

button {
  color: inherit;
  cursor: pointer;
}

button:focus-visible,
a:focus-visible {
  outline: 3px solid var(--clay);
  outline-offset: 3px;
}

::selection {
  color: var(--cream);
  background: var(--ink);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.paper-grain {
  position: fixed;
  z-index: 4;
  inset: 0;
  pointer-events: none;
  opacity: .18;
  mix-blend-mode: multiply;
  background-image:
    url("data:image/svg+xml,%3Csvg viewBox='0 0 240 240' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.72' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.25'/%3E%3C/svg%3E"),
    radial-gradient(circle at 15% 12%, rgba(255,255,255,.6) 0 1px, transparent 1.6px);
  background-size: 180px 180px, 18px 18px;
}

.scene {
  position: relative;
  isolation: isolate;
  display: grid;
  width: 100%;
  height: 100dvh;
  min-height: 0;
  overflow: clip;
  place-items: center;
  padding:
    max(1rem, env(safe-area-inset-top))
    max(1rem, env(safe-area-inset-right))
    max(1rem, env(safe-area-inset-bottom))
    max(1rem, env(safe-area-inset-left));
  background:
    radial-gradient(circle at 17% 12%, rgba(255,255,255,.76), transparent 25rem),
    radial-gradient(circle at 86% 91%, rgba(126,147,93,.19), transparent 27rem),
    linear-gradient(112deg, #ece4d1 0%, #e1d5bd 48%, #d9cfb8 100%);
}

.scene::before,
.scene::after {
  position: absolute;
  z-index: -1;
  width: clamp(10rem, 21vw, 22rem);
  aspect-ratio: 1;
  content: "";
  border: 1px solid rgba(36, 49, 38, .1);
  border-radius: 50%;
}

.scene::before {
  top: -11%;
  right: -5%;
  box-shadow: 0 0 0 clamp(1.4rem, 4vw, 4rem) rgba(36, 49, 38, .035);
}

.scene::after {
  bottom: -14%;
  left: -6%;
  border-style: dashed;
}

.scene-note {
  position: absolute;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: .55rem;
  color: rgba(36, 49, 38, .68);
  font: 500 clamp(.58rem, .78vw, .71rem)/1.2 var(--mono);
  letter-spacing: .01em;
  text-transform: uppercase;
}

.scene-note--top {
  top: max(1.15rem, env(safe-area-inset-top));
  left: max(1.25rem, env(safe-area-inset-left));
}

.scene-note--bottom {
  right: max(1.25rem, env(safe-area-inset-right));
  bottom: max(1.15rem, env(safe-area-inset-bottom));
}

.scene-note i {
  width: .35rem;
  height: .35rem;
  border-radius: 50%;
  background: var(--clay);
}

/* The card is one physical object: its print, edge and controls share the tilt,
   while only .card-rotor turns over to reveal the reverse. */
.card-stage {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: auto;
  justify-items: center;
  width: min(78vw, calc((100dvh - 10.25rem) * 1.5454545455), 70rem);
  max-width: calc(100vw - 2rem);
}

.card-idle-shell {
  width: 100%;
  aspect-ratio: var(--card-ratio);
  perspective: clamp(1400px, 220vw, 3200px);
  perspective-origin: 50% 46%;
  pointer-events: none;
  transform-style: preserve-3d;
}

.card-motion-shell {
  --motion-x: 0px;
  --motion-y: 0px;
  --motion-r: 0deg;
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  --glare-x: 50%;
  --glare-y: 38%;
  --shadow-x: 0px;
  --shadow-y: 22px;
  position: relative;
  width: 100%;
  height: 100%;
  transform: none;
  transform-origin: center;
  transform-style: preserve-3d;
  transition: transform .18s cubic-bezier(.2, .72, .22, 1);
}

.card-motion-shell.is-tilting {
  transform:
    translate3d(var(--motion-x), var(--motion-y), 0)
    rotateX(var(--tilt-x))
    rotateY(var(--tilt-y))
    rotateZ(var(--motion-r));
  will-change: transform;
}

.card-camera {
  position: absolute;
  inset: 0;
  perspective: clamp(1400px, 220vw, 3200px);
  transform-style: preserve-3d;
}

.business-card,
.card-rotor {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
}

.business-card {
  border-radius: clamp(.9rem, 1.45vw, 1.45rem);
}

.business-card::before {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  content: "";
}

/* A recessed paper core exposes a real edge when the object tilts. */
.business-card::before {
  z-index: 0;
  border: 1px solid rgba(48, 54, 39, .32);
  background: linear-gradient(112deg, #b8a57e, #d2c29e 48%, #aa9873);
  box-shadow:
    var(--shadow-x) var(--shadow-y) 3.6rem rgba(44, 42, 31, .28),
    0 .35rem .8rem rgba(44, 42, 31, .18);
  transform: translateZ(-7px);
  transition: opacity .14s ease;
}

.card-camera.is-flipping-to-back .business-card::before,
.card-camera.is-flipping-to-front .business-card::before { opacity: 0; }

.card-rotor {
  z-index: 1;
  border-radius: inherit;
  will-change: transform;
}

.card-camera.is-back .card-rotor { transform: rotateY(180deg); }

.card-camera.is-flipping-to-back .card-rotor {
  animation: flip-to-back .86s cubic-bezier(.32, .02, .18, .98) both;
}

.card-camera.is-flipping-to-front .card-rotor {
  animation: flip-to-front .86s cubic-bezier(.32, .02, .18, .98) both;
}

.card-camera.is-flipping-to-back,
.card-camera.is-flipping-to-front {
  animation: flip-lift .86s ease-in-out both;
}

.card-face {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: clamp(1rem, 2.6vw, 2.1rem);
  border: 1px solid rgba(36, 49, 38, .26);
  border-radius: clamp(.9rem, 1.45vw, 1.45rem);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  box-shadow:
    0 clamp(.75rem, 1.3vw, 1.35rem) clamp(1.7rem, 3.4vw, 4rem) rgba(68, 58, 37, .2),
    .16rem .16rem 0 rgba(36, 49, 38, .18),
    inset 0 1px rgba(255,255,255,.76);
}

.card-face::after {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  content: "";
  opacity: .34;
  background:
    repeating-linear-gradient(102deg, transparent 0 17px, rgba(84, 78, 58, .07) 18px 19px, transparent 20px 37px),
    radial-gradient(ellipse at 10% 30%, rgba(87, 110, 74, .16) 0 1px, transparent 1.5px);
  background-size: auto, 23px 17px;
  mix-blend-mode: multiply;
}

/* Light moves independently from the print, keeping type crisp at rest. */
.card-face::before {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  content: "";
  opacity: .68;
  background:
    radial-gradient(circle at var(--glare-x) var(--glare-y), rgba(255,255,255,.3), transparent 24%),
    linear-gradient(112deg, rgba(255,255,255,.08), transparent 37% 68%, rgba(76, 60, 37, .08));
  mix-blend-mode: soft-light;
  animation: light-idle 7.5s ease-in-out infinite;
}

.card-face > *:not(.paper-fiber):not(.control-dock) {
  position: relative;
  z-index: 1;
}

.card-front {
  color: var(--ink);
  background:
    radial-gradient(circle at 92% 9%, rgba(194, 107, 76, .19) 0 5%, transparent 5.2%),
    radial-gradient(circle at 19% 77%, rgba(101, 117, 84, .15) 0 10%, transparent 10.2%),
    var(--paper-light);
}

.card-back {
  color: var(--cream);
  background:
    radial-gradient(circle at 89% 14%, rgba(211, 192, 143, .2) 0 8%, transparent 8.2%),
    linear-gradient(128deg, #2a3a2d 0%, #1d2c23 100%);
  border-color: rgba(246, 240, 223, .3);
  transform: rotateY(180deg);
  box-shadow:
    0 clamp(.75rem, 1.3vw, 1.35rem) clamp(1.7rem, 3.4vw, 4rem) rgba(43, 52, 38, .28),
    .16rem .16rem 0 rgba(36, 49, 38, .35),
    inset 0 1px rgba(255,255,255,.15);
}

.card-back::after {
  opacity: .23;
  mix-blend-mode: screen;
}

.card-back::before { opacity: .38; }

.paper-fiber {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .3;
  background:
    repeating-linear-gradient(8deg, transparent 0 7px, rgba(73, 68, 47, .08) 8px 8.5px, transparent 9px 18px),
    repeating-linear-gradient(91deg, transparent 0 22px, rgba(255,255,255,.25) 23px 23.4px, transparent 24px 34px);
  mix-blend-mode: multiply;
}

.print-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.print-header__end {
  display: grid;
  justify-items: end;
  gap: .55rem;
}

.portfolio-button {
  display: inline-flex;
  align-items: center;
  gap: .32rem;
  border: 1px solid currentColor;
  border-radius: 999px;
  padding: .38rem .56rem;
  color: var(--ink);
  font: 500 clamp(.48rem, .64vw, .6rem)/1 var(--mono);
  letter-spacing: .01em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color .18s ease, background .18s ease, transform .18s ease;
}

.portfolio-button:hover {
  color: var(--cream);
  background: var(--ink);
  transform: translateY(-.08rem);
}

.card-back .portfolio-button { color: var(--cream); }

.card-back .portfolio-button:hover {
  color: var(--ink);
  background: var(--paper-light);
}

.signature-lockup {
  display: inline-flex;
  align-items: center;
  gap: .58rem;
}

.signature-mark {
  display: block;
  width: clamp(4.7rem, 8vw, 7.4rem);
  height: auto;
  object-fit: contain;
  object-position: left center;
}

.print-index,
.print-kicker,
.print-footer span,
.printed-services,
.print-footer--back {
  margin: 0;
  font: 500 clamp(.51rem, .72vw, .66rem)/1.32 var(--mono);
  letter-spacing: .02em;
}

.print-index {
  color: rgba(36, 49, 38, .62);
  text-align: right;
}

.print-header--back .print-index,
.card-back .print-kicker,
.print-footer--back {
  color: rgba(246, 240, 223, .69);
}

.front-identity {
  width: min(78%, 51rem);
  margin-top: auto;
}

.print-kicker {
  display: flex;
  align-items: center;
  gap: .4rem;
  color: var(--moss);
  text-transform: uppercase;
}

.print-kicker::before {
  width: .35rem;
  height: .35rem;
  flex: 0 0 auto;
  border-radius: 50%;
  content: "";
  background: var(--clay);
}

.person-name,
.back-copy h2,
.panel-content h2 {
  margin: 0;
  letter-spacing: -.075em;
}

.person-name {
  margin-top: clamp(.65rem, 1.35vw, 1.2rem);
  font: 600 clamp(3.1rem, 6.4vw, 6.4rem)/.77 var(--sans);
}

.person-name em {
  color: var(--moss);
  font-family: var(--serif);
  font-weight: 500;
}

.person-role {
  max-width: 36rem;
  margin: clamp(.75rem, 1.3vw, 1.15rem) 0 0;
  color: rgba(36, 49, 38, .75);
  font-size: clamp(.72rem, 1.05vw, .98rem);
  line-height: 1.34;
}

.print-footer {
  display: grid;
  grid-template-columns: 1.22fr 1fr .82fr;
  gap: clamp(.65rem, 1.5vw, 1.35rem);
  align-items: end;
  margin-top: auto;
  padding-top: clamp(.65rem, 1.3vw, 1.1rem);
  border-top: 1px solid var(--line);
}

.print-footer > div,
.print-footer > p { min-width: 0; }

.print-footer span,
.print-footer strong {
  display: block;
}

.print-footer strong {
  margin-top: .26rem;
  font: 500 clamp(.52rem, .78vw, .72rem)/1.22 var(--mono);
  letter-spacing: -.035em;
  overflow-wrap: anywhere;
}

.print-footer > p {
  margin: 0;
  color: rgba(36, 49, 38, .69);
  font: 500 clamp(.5rem, .69vw, .64rem)/1.33 var(--mono);
  text-align: right;
}

.back-copy {
  width: min(73%, 44rem);
  margin-top: auto;
}

.back-copy h2 {
  max-width: 15ch;
  margin-top: clamp(.65rem, 1.35vw, 1.2rem);
  font: 500 clamp(2rem, 4.25vw, 4.55rem)/.9 var(--serif);
}

.back-copy > p:last-child {
  max-width: 31rem;
  margin: clamp(.7rem, 1.4vw, 1.2rem) 0 0;
  color: rgba(246, 240, 223, .74);
  font-size: clamp(.7rem, 1vw, .92rem);
  line-height: 1.35;
}

.printed-services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(.4rem, .9vw, .8rem);
  margin-top: clamp(.9rem, 1.7vw, 1.45rem);
  color: rgba(246, 240, 223, .74);
}

.printed-services span {
  min-width: 0;
  padding-top: .48rem;
  border-top: 1px solid rgba(246, 240, 223, .38);
}

.print-footer--back {
  grid-template-columns: 1fr 1fr 1.2fr;
  color: rgba(246, 240, 223, .72);
  border-color: rgba(246, 240, 223, .32);
}

.print-footer--back > p {
  color: inherit;
  font: inherit;
  text-align: left;
}

.print-footer--back > p:last-child { text-align: right; }

/* Commands form a printed utility strip inside the lower edge of the card. */
.control-dock {
  position: absolute;
  z-index: 4;
  right: clamp(.75rem, 1.4vw, 1.25rem);
  bottom: clamp(.7rem, 1.25vw, 1.05rem);
  display: flex;
  align-items: center;
  justify-content: center;
  width: max-content;
  max-width: 100%;
  min-height: 3rem;
  padding: .18rem;
  border: 1px solid rgba(36, 49, 38, .2);
  border-radius: .62rem;
  color: var(--ink);
  background: rgba(247, 241, 227, .74);
  box-shadow: .12rem .14rem 0 rgba(36, 49, 38, .11);
  pointer-events: auto;
  transition: color .28s ease, border-color .28s ease, background .28s ease;
  backdrop-filter: blur(5px);
}

.game-control {
  display: inline-flex;
  min-width: 2.75rem;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  gap: .38rem;
  border: 0;
  border-radius: .42rem;
  padding: .5rem .67rem;
  color: var(--ink);
  background: transparent;
  font: 500 clamp(.55rem, .72vw, .67rem)/1 var(--mono);
  letter-spacing: -.025em;
  transition: color .18s ease, background .18s ease, transform .18s ease;
}

.game-control + .game-control { border-left: 1px solid rgba(36, 49, 38, .14); }

.control-symbol {
  display: grid;
  width: 1.15rem;
  place-items: center;
  color: var(--clay);
  font: 500 1.08rem/1 var(--serif);
}

.game-control:hover,
.game-control[aria-pressed="true"] {
  color: var(--cream);
  background: var(--ink);
  transform: translateY(-.08rem);
}

.game-control:hover .control-symbol,
.game-control[aria-pressed="true"] .control-symbol { color: #e4cb96; }

.card-back .control-dock {
  color: var(--cream);
  border-color: rgba(246, 240, 223, .23);
  background: rgba(29, 44, 35, .74);
  box-shadow: .12rem .14rem 0 rgba(246, 240, 223, .09);
}

.card-back .game-control { color: var(--cream); }

.card-back .game-control + .game-control {
  border-left-color: rgba(246, 240, 223, .16);
}

.card-back .game-control:hover,
.card-back .game-control[aria-pressed="true"] {
  color: var(--ink);
  background: var(--paper-light);
}

.card-back .game-control:hover .control-symbol,
.card-back .game-control[aria-pressed="true"] .control-symbol {
  color: var(--clay);
}

.dialog-layer {
  position: fixed;
  z-index: 20;
  inset: 0;
  display: grid;
  align-items: center;
  justify-items: end;
  padding:
    max(1rem, env(safe-area-inset-top))
    max(1rem, env(safe-area-inset-right))
    max(1rem, env(safe-area-inset-bottom))
    max(1rem, env(safe-area-inset-left));
  pointer-events: none;
}

.dialog-layer[hidden] { display: none; }

.dialog-layer.is-open { pointer-events: auto; }

.dialog-backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  background: rgba(28, 38, 30, .28);
  opacity: 0;
  transition: opacity .26s ease;
}

.dialog-layer.is-open .dialog-backdrop { opacity: 1; }

.side-panel {
  position: relative;
  z-index: 1;
  width: min(31rem, calc(100vw - 2rem));
  max-height: calc(100dvh - 2rem);
  overflow: auto;
  overscroll-behavior: contain;
  padding: clamp(1.25rem, 3vw, 2.5rem);
  border: 1px solid rgba(36, 49, 38, .24);
  border-radius: 1rem;
  color: var(--ink);
  background:
    radial-gradient(circle at 88% 10%, rgba(198, 107, 76, .13), transparent 30%),
    var(--paper-light);
  box-shadow: -1.1rem 1.2rem 3.8rem rgba(35, 45, 35, .28);
  opacity: 0;
  transform: translateX(115%) scale(.955);
  transition: transform .34s cubic-bezier(.19, .9, .19, 1), opacity .25s ease;
}

.side-panel::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: .22;
  background: repeating-linear-gradient(8deg, transparent 0 10px, rgba(73, 68, 47, .07) 11px 11.5px, transparent 12px 23px);
  mix-blend-mode: multiply;
}

.side-panel > * { position: relative; z-index: 1; }

.dialog-layer.is-open .side-panel {
  opacity: 1;
  transform: translateX(0) scale(1);
}

.panel-heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
}

.panel-kicker {
  display: flex;
  align-items: center;
  gap: .42rem;
  margin: .55rem 0 0;
  color: var(--moss);
  font: 500 clamp(.53rem, .7vw, .66rem)/1.25 var(--mono);
  letter-spacing: .018em;
  text-transform: uppercase;
}

.close-button {
  display: inline-grid;
  width: 2.75rem;
  min-width: 44px;
  height: 2.75rem;
  min-height: 44px;
  flex: 0 0 auto;
  place-items: center;
  padding: 0;
  border: 1px solid currentColor;
  border-radius: 50%;
  color: var(--ink);
  background: rgba(255,255,255,.35);
  font: 400 1.55rem/.7 var(--sans);
  transition: background .18s ease, color .18s ease, transform .18s ease;
}

.close-button:hover {
  color: var(--cream);
  background: var(--ink);
  transform: rotate(7deg);
}

.panel-content h2 {
  max-width: 17ch;
  margin-top: clamp(1.1rem, 2.6vw, 2.15rem);
  font: 500 clamp(2rem, 4.1vw, 3.55rem)/.94 var(--serif);
}

.offer-list,
.panel-steps,
.contact-list {
  display: grid;
  gap: .76rem;
  margin: clamp(1.25rem, 2.8vw, 2.15rem) 0 0;
  padding: 0;
  list-style: none;
}

.offer-list li {
  padding: .72rem 0 0;
  border-top: 1px solid var(--line);
  font-size: clamp(.84rem, 1.13vw, 1rem);
  line-height: 1.3;
}

.panel-link {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  gap: .52rem;
  margin-top: clamp(1.35rem, 2.7vw, 2.1rem);
  border: 0;
  border-bottom: 1px solid var(--ink);
  border-radius: 0;
  padding: .4rem 0;
  color: var(--ink);
  background: transparent;
  font: 500 clamp(.57rem, .76vw, .7rem)/1.1 var(--mono);
  letter-spacing: -.02em;
}

.panel-link:hover { color: var(--clay); }

.panel-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .9rem 1.2rem;
  margin-top: clamp(1.35rem, 2.7vw, 2.1rem);
}

.panel-actions .panel-link { margin-top: 0; }

.panel-steps li {
  display: grid;
  grid-template-columns: 2.3rem 1fr;
  gap: .7rem;
  padding-top: .8rem;
  border-top: 1px solid var(--line);
}

.panel-steps > li > span {
  color: var(--clay);
  font: 500 .62rem/1.4 var(--mono);
}

.panel-steps b { letter-spacing: -.04em; }

.panel-steps p,
.contact-copy {
  color: rgba(36, 49, 38, .73);
}

.panel-steps p {
  margin: .2rem 0 0;
  font-size: .84rem;
  line-height: 1.35;
}

.contact-copy {
  max-width: 36rem;
  margin: 1rem 0 0;
  font-size: clamp(.79rem, 1.08vw, .96rem);
  line-height: 1.4;
}

.contact-list { gap: 0; }

.contact-list li {
  min-width: 0;
  padding: .65rem 0;
  border-top: 1px solid var(--line);
}

.contact-list a,
.contact-placeholder {
  display: grid;
  grid-template-columns: 5.2rem minmax(0, 1fr);
  gap: .7rem;
  color: var(--ink);
  text-decoration: none;
}

.contact-list span {
  color: var(--moss);
  font: 500 .58rem/1.35 var(--mono);
  text-transform: uppercase;
}

.contact-list b {
  min-width: 0;
  font-size: clamp(.75rem, 1vw, .9rem);
  font-weight: 500;
  letter-spacing: -.025em;
  overflow-wrap: anywhere;
}

.contact-list a:hover b { color: var(--clay); }

.contact-placeholder {
  grid-template-columns: 5.2rem minmax(0, 1fr);
}

.contact-placeholder small {
  grid-column: 2;
  margin-top: -.38rem;
  color: rgba(36, 49, 38, .57);
  font: 400 .54rem/1.25 var(--mono);
}

@keyframes light-idle {
  0%, 100% { opacity: .58; }
  48% { opacity: .74; }
  72% { opacity: .64; }
}

@keyframes flip-to-back {
  0% { transform: rotateY(0) translateZ(0) scale(1); }
  100% { transform: rotateY(180deg) translateZ(0) scale(1); }
}

@keyframes flip-to-front {
  0% { transform: rotateY(180deg) translateZ(0) scale(1); }
  100% { transform: rotateY(0) translateZ(0) scale(1); }
}

@keyframes flip-lift {
  0%, 100% { transform: translateZ(0) scale(1); }
  50% { transform: translateZ(1.2rem) scale(1.008); }
}

@media (min-width: 761px) {
  .card-face {
    padding-bottom: clamp(4.65rem, 6.7vw, 5.35rem);
  }

  .card-back { transform: rotateY(180deg); }
}

@media (max-width: 760px), (max-height: 500px) {
  .scene {
    padding:
      max(.75rem, env(safe-area-inset-top))
      max(.75rem, env(safe-area-inset-right))
      max(.75rem, env(safe-area-inset-bottom))
      max(.75rem, env(safe-area-inset-left));
  }

  .scene::before {
    top: 50%;
    right: auto;
    left: 50%;
    width: min(130vw, 36rem);
    transform: translate(-50%, -50%);
    box-shadow: 0 0 0 1.7rem rgba(36, 49, 38, .035);
  }

  .scene::after {
    bottom: 6%;
    left: -15%;
    width: min(48vw, 15rem);
  }

  .scene-note {
    font-size: .6rem;
    white-space: nowrap;
  }

  .scene-note--top {
    top: max(.72rem, env(safe-area-inset-top));
    left: 50%;
    transform: translateX(-50%);
  }

  .scene-note--bottom {
    right: 50%;
    bottom: max(.72rem, env(safe-area-inset-bottom));
    transform: translateX(50%);
  }

  .card-stage {
    width: min(calc(100vw - 1.5rem), calc((100dvh - 5rem) * .6470588235), 25rem);
    max-width: none;
  }

  /* A portrait 55 x 85 mm card uses the phone's height instead of shrinking
     a landscape layout until its print is unreadable. */
  .card-idle-shell { aspect-ratio: 55 / 85; }

  .business-card,
  .card-face {
    border-radius: 1.15rem;
  }

  .card-face {
    padding: clamp(1rem, 4.6vw, 1.3rem);
    padding-bottom: 5rem;
  }

  .signature-lockup { gap: .52rem; }

  .signature-mark {
    width: clamp(4.1rem, 20vw, 5.5rem);
  }

  .print-index,
  .print-kicker,
  .print-footer span,
  .printed-services,
  .print-footer--back {
    font-size: .64rem;
  }

  .portfolio-button {
    padding: .34rem .48rem;
    font-size: .5rem;
  }

  .front-identity { width: 100%; }

  .person-name {
    margin-top: .85rem;
    font-size: clamp(3.15rem, 16vw, 4.3rem);
    line-height: .8;
  }

  .person-role {
    max-width: 25rem;
    margin-top: .8rem;
    font-size: .875rem;
    line-height: 1.34;
  }

  .print-footer {
    grid-template-columns: 1fr;
    gap: .6rem;
    padding-top: .75rem;
  }

  .print-footer strong {
    margin-top: .18rem;
    font-size: .72rem;
    line-height: 1.25;
  }

  .print-footer > p {
    font-size: .68rem;
    line-height: 1.35;
    text-align: left;
  }

  .back-copy { width: 100%; }

  .back-copy h2 {
    max-width: 13ch;
    margin-top: .8rem;
    font-size: clamp(2rem, 9.8vw, 2.65rem);
    line-height: .94;
  }

  .back-copy > p:last-child {
    max-width: 25rem;
    margin-top: .75rem;
    font-size: .82rem;
    line-height: 1.35;
  }

  .printed-services {
    grid-template-columns: 1fr;
    gap: .32rem;
    margin-top: .85rem;
  }

  .printed-services span { padding-top: .38rem; }

  .print-footer--back {
    grid-template-columns: 1fr;
    gap: .22rem;
  }

  .print-footer--back > p {
    font-size: .61rem;
  }

  .print-footer--back > p:last-child { text-align: left; }

  .control-dock {
    right: .7rem;
    bottom: .7rem;
    left: .7rem;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    width: auto;
    min-height: 3.5rem;
    padding: .18rem;
    border-radius: .75rem;
  }

  .game-control {
    width: 100%;
    min-width: 0;
    min-height: 3.15rem;
    flex-direction: column;
    gap: .18rem;
    padding: .35rem .15rem;
    font-size: .6rem;
    line-height: 1.05;
  }

  .game-control + .game-control { border-left-style: solid; }

  .control-symbol {
    width: 1.3rem;
    font-size: 1.05rem;
  }

  .dialog-layer {
    align-items: end;
    padding: .75rem;
  }

  .side-panel {
    width: 100%;
    max-height: calc(100dvh - 1.5rem);
    border-radius: .85rem;
    padding: 1.15rem;
  }

  .panel-content h2 {
    margin-top: 1rem;
    font-size: clamp(1.75rem, 9vw, 2.35rem);
  }

  .offer-list,
  .panel-steps,
  .contact-list {
    margin-top: 1.1rem;
  }
}

@media (orientation: landscape) and (max-height: 500px) {
  .scene-note { display: none; }

  .card-stage {
    width: min(calc(100vw - 1.5rem), calc((100dvh - 1.5rem) * 1.5454545455));
  }

  .card-idle-shell { aspect-ratio: 85 / 55; }

  .card-face {
    padding: clamp(.7rem, 2.7vw, 1.05rem);
    padding-bottom: 4.35rem;
  }

  .signature-mark {
    width: 3.7rem;
  }

  .print-index,
  .print-kicker,
  .print-footer span,
  .printed-services,
  .print-footer--back { font-size: .6rem; }

  .front-identity { width: 82%; }

  .person-name {
    margin-top: .45rem;
    font-size: clamp(2.15rem, 7.8vw, 3.35rem);
  }

  .person-role {
    margin-top: .4rem;
    font-size: .8rem;
  }

  .print-footer,
  .print-footer--back {
    grid-template-columns: 1.2fr 1fr .85fr;
    gap: .55rem;
    padding-top: .45rem;
  }

  .print-footer strong { font-size: .64rem; }

  .print-footer > p,
  .print-footer--back > p { font-size: .58rem; }

  .print-footer > p,
  .print-footer--back > p:last-child { text-align: right; }

  .back-copy { width: 75%; }

  .back-copy h2 {
    margin-top: .45rem;
    font-size: clamp(1.45rem, 5vw, 2.2rem);
  }

  .back-copy > p:last-child {
    margin-top: .38rem;
    font-size: .78rem;
  }

  .printed-services {
    grid-template-columns: repeat(3, 1fr);
    margin-top: .5rem;
  }

  .control-dock {
    right: .55rem;
    bottom: .55rem;
    left: auto;
    display: flex;
    width: max-content;
    min-height: 3rem;
  }

  .game-control {
    width: auto;
    min-width: 2.75rem;
    min-height: 2.75rem;
    flex-direction: row;
    gap: .28rem;
    padding: .45rem .5rem;
    font-size: .58rem;
  }

  .dialog-layer {
    align-items: center;
    padding: .5rem;
  }

  .side-panel {
    width: min(48rem, calc(100vw - 1rem));
    max-height: calc(100dvh - 1rem);
    padding: .8rem 1rem;
  }

  .panel-content {
    grid-template-columns: minmax(12rem, .82fr) minmax(16rem, 1.18fr);
    grid-template-rows: auto auto 1fr auto;
    column-gap: 1.35rem;
  }

  .panel-content:not([hidden]) { display: grid; }

  .panel-heading { grid-column: 1 / -1; }

  .panel-kicker { margin-top: .25rem; }

  .panel-content h2 {
    grid-column: 1;
    grid-row: 2;
    align-self: start;
    margin-top: .35rem;
    font-size: clamp(1.6rem, 4.7vw, 2.3rem);
  }

  .offer-list,
  .panel-steps,
  .contact-list {
    grid-column: 2;
    grid-row: 2 / span 3;
    align-self: start;
    margin-top: .35rem;
  }

  .offer-list li { padding-top: .46rem; }

  .panel-steps { gap: .38rem; }

  .panel-steps li { padding-top: .45rem; }

  .contact-list li { padding: .36rem 0; }

  .contact-copy {
    grid-column: 1;
    grid-row: 3;
    margin: .45rem 0 0;
    font-size: .76rem;
  }

  .panel-link {
    grid-column: 1;
    grid-row: 3;
    align-self: end;
    justify-self: start;
    margin-top: .45rem;
  }

  .panel-actions {
    grid-column: 1;
    grid-row: 3;
    align-self: end;
    justify-self: start;
    margin-top: .45rem;
  }

  .panel-actions .panel-link {
    grid-column: auto;
    grid-row: auto;
  }

  [data-panel="contact"] .panel-link { grid-row: 4; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}