@font-face {
  font-family: "Pacifico";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("assets/fonts/pacifico-latin-400-normal.woff2") format("woff2");
}

@font-face {
  font-family: "ZCOOL KuaiLe";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("assets/fonts/zcool-kuaile-chinese-simplified-400-normal.woff2") format("woff2");
}

:root {
  --page-bg: #f9dfe3;
  --paper: #fffdf9;
  --ink: #2d2523;
  --muted: #7c706d;
  --line: #dccfca;
  --accent: #ef5b78;
  --accent-deep: #dc4565;
  --accent-soft: #fde8ec;
  --danger: #b83e48;
  --shadow: 0 22px 55px rgba(98, 56, 60, 0.16), 0 4px 14px rgba(98, 56, 60, 0.08);
  --radius: 16px;
  --system-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: var(--system-font);
  background:
    radial-gradient(circle at 18% 12%, rgba(255, 255, 255, 0.78) 0 1px, transparent 2px),
    radial-gradient(circle at 76% 35%, rgba(255, 255, 255, 0.72) 0 1px, transparent 2px),
    linear-gradient(135deg, #fbe9eb 0%, var(--page-bg) 47%, #f8dadd 100%);
  background-size: 28px 28px, 37px 37px, auto;
  overflow-x: hidden;
}

button,
input,
textarea,
a {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  color: inherit;
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible,
a:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 45%, white);
  outline-offset: 3px;
}

[hidden] {
  display: none !important;
}

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

.ambient-dots {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.ambient-dots span {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(239, 91, 120, 0.68);
}

.ambient-dots span:nth-child(1) { top: 7%; left: 25%; }
.ambient-dots span:nth-child(2) { top: 13%; right: 8%; width: 7px; height: 7px; }
.ambient-dots span:nth-child(3) { top: 48%; left: 22%; width: 6px; height: 6px; }
.ambient-dots span:nth-child(4) { bottom: 13%; right: 12%; background: rgba(241, 161, 88, 0.62); }
.ambient-dots span:nth-child(5) { bottom: 28%; left: 4%; width: 6px; height: 6px; }

.site-header {
  width: min(1480px, calc(100% - 64px));
  margin: 0 auto;
  padding: 30px 0 10px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-family: "ZCOOL KuaiLe", var(--system-font);
  font-size: 25px;
  letter-spacing: 0.16em;
  text-decoration: none;
}

.brand-heart {
  color: var(--accent);
  font-size: 24px;
}

.page-shell {
  width: min(1480px, calc(100% - 64px));
  margin: 0 auto;
  padding: 0 0 54px;
}

.form-layout {
  display: grid;
  grid-template-columns: minmax(280px, 330px) minmax(0, 1fr);
  align-items: center;
  gap: clamp(36px, 5vw, 76px);
}

.intro-panel {
  position: relative;
  min-height: 730px;
  padding: 74px 0 320px 14px;
}

.intro-panel h1 {
  position: relative;
  z-index: 1;
  margin: 0;
  font-family: "ZCOOL KuaiLe", var(--system-font);
  font-size: clamp(54px, 4.5vw, 76px);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: 0.04em;
  transform: rotate(-3deg);
}

.intro-panel h1::after {
  content: "";
  position: absolute;
  left: 12px;
  bottom: -18px;
  width: 88%;
  height: 10px;
  border-radius: 99px 30px 99px 30px;
  background: var(--accent);
  opacity: 0.68;
  transform: rotate(-2deg);
}

.title-heart {
  position: absolute;
  top: 188px;
  right: -9px;
  color: var(--accent);
  font-family: "ZCOOL KuaiLe", sans-serif;
  font-size: 73px;
  transform: rotate(14deg);
}

.intro-panel > p {
  position: relative;
  z-index: 1;
  margin: 76px 0 0;
  font-size: 19px;
  line-height: 1.9;
  letter-spacing: 0.08em;
}

.intro-illustration {
  position: absolute;
  left: -54px;
  bottom: -18px;
  width: 370px;
  max-width: 118%;
  transform: rotate(-7deg);
  filter: drop-shadow(0 18px 18px rgba(104, 62, 62, 0.12));
  pointer-events: none;
}

.paper-panel {
  position: relative;
  min-width: 0;
  padding: clamp(32px, 4vw, 58px);
  border-radius: 18px 18px 25px 18px;
  background:
    linear-gradient(90deg, rgba(110, 77, 63, 0.025) 1px, transparent 1px),
    linear-gradient(rgba(110, 77, 63, 0.02) 1px, transparent 1px),
    var(--paper);
  background-size: 5px 5px;
  box-shadow: var(--shadow);
}

.paper-panel::before,
.paper-panel::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  height: 14px;
  background: var(--paper);
  filter: url("#none");
  opacity: 0.92;
}

.paper-panel::before { top: -5px; clip-path: polygon(0 48%, 2% 32%, 4% 56%, 7% 36%, 10% 54%, 14% 34%, 18% 50%, 22% 32%, 27% 56%, 31% 35%, 36% 50%, 42% 33%, 48% 56%, 54% 35%, 59% 54%, 65% 31%, 72% 53%, 78% 33%, 84% 50%, 90% 35%, 95% 54%, 100% 38%, 100% 100%, 0 100%); }
.paper-panel::after { bottom: -5px; transform: rotate(180deg); clip-path: polygon(0 48%, 2% 32%, 4% 56%, 7% 36%, 10% 54%, 14% 34%, 18% 50%, 22% 32%, 27% 56%, 31% 35%, 36% 50%, 42% 33%, 48% 56%, 54% 35%, 59% 54%, 65% 31%, 72% 53%, 78% 33%, 84% 50%, 90% 35%, 95% 54%, 100% 38%, 100% 100%, 0 100%); }

.postage-mark {
  position: absolute;
  top: -29px;
  right: 35px;
  width: 92px;
  height: 92px;
  display: grid;
  place-items: center;
  color: white;
  font-size: 49px;
  background: linear-gradient(135deg, #f77c92, #df526e);
  border: 8px solid white;
  outline: 2px dashed rgba(239, 91, 120, 0.32);
  box-shadow: 0 8px 16px rgba(122, 61, 69, 0.14);
  transform: rotate(8deg);
}

.field-grid {
  display: grid;
  gap: 26px;
}

.field-grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.field {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.field > span,
.field-heading > label,
.theme-fieldset legend,
.media-heading h2 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.025em;
}

.field b,
.field-heading b {
  color: var(--accent-deep);
}

.field em,
.media-heading em {
  color: var(--muted);
  font-size: 13px;
  font-style: normal;
  font-weight: 400;
}

.field input,
.field textarea {
  width: 100%;
  color: var(--ink);
  font-size: 15px;
  border: 1px solid #cfc5c1;
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.72);
  transition: border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.field input {
  height: 52px;
  padding: 0 16px;
  text-align: left;
}

/* iOS Safari 会在日期输入框内部单独居中日期值，需要直接覆盖该内部元素。 */
.field input[type="date"]::-webkit-date-and-time-value {
  min-width: 100%;
  margin: 0;
  text-align: left;
}

.field textarea {
  min-height: 104px;
  padding: 15px 52px 24px 16px;
  line-height: 1.75;
  resize: vertical;
}

.field input::placeholder,
.field textarea::placeholder {
  color: #a69d99;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--accent);
  background: #fff;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 12%, transparent);
  outline: none;
}

.theme-fieldset {
  min-width: 0;
  margin: 31px 0 26px;
  padding: 0;
  border: 0;
}

.theme-fieldset legend {
  margin-bottom: 14px;
}

.theme-picker {
  display: grid;
  grid-template-columns: repeat(7, minmax(68px, 1fr));
  gap: 14px;
}

.theme-option {
  display: grid;
  gap: 8px;
  justify-items: center;
  min-width: 0;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.theme-option > span:last-child {
  font-size: 13px;
  white-space: nowrap;
}

.swatch {
  position: relative;
  width: 100%;
  max-width: 82px;
  aspect-ratio: 1.2;
  display: grid;
  place-items: center;
  border: 3px solid white;
  border-radius: 12px;
  background: var(--swatch);
  box-shadow: 0 1px 0 rgba(45, 37, 35, 0.06), inset 0 0 18px rgba(255, 255, 255, 0.15);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.theme-option:hover .swatch {
  transform: translateY(-3px);
}

.swatch i {
  width: 29px;
  height: 29px;
  display: none;
  place-items: center;
  color: var(--swatch);
  font-size: 16px;
  font-style: normal;
  font-weight: 800;
  border-radius: 50%;
  background: white;
}

.theme-option.is-selected .swatch {
  box-shadow: 0 0 0 3px var(--swatch), 0 8px 18px color-mix(in srgb, var(--swatch) 25%, transparent);
  transform: translateY(-2px);
}

.theme-option.is-selected .swatch i {
  display: grid;
}

.theme-option.is-selected > span:last-child {
  color: var(--swatch);
  font-weight: 700;
}

.blessing-field {
  position: relative;
  margin-bottom: 25px;
}

.field-heading,
.media-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.text-button {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 13px;
  color: var(--accent-deep);
  font-size: 14px;
  border: 1px solid var(--accent);
  border-radius: 8px;
  background: white;
  cursor: pointer;
}

.text-button svg,
.primary-button svg,
.secondary-button svg,
.share-link-box svg,
.upload-dropzone svg,
.long-press-tip svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.char-counter {
  position: absolute;
  right: 12px;
  bottom: 7px;
  color: #9e9490;
  font-size: 11px;
}

.media-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 25px;
}

.media-field {
  min-width: 0;
}

.media-heading {
  min-height: 27px;
  margin-bottom: 9px;
}

.media-heading h2 {
  margin: 0;
}

.media-heading > span {
  color: var(--muted);
  font-size: 12px;
}

.upload-dropzone {
  min-height: 93px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 15px;
  color: var(--muted);
  border: 1.5px dashed color-mix(in srgb, var(--accent) 70%, white);
  border-radius: 10px;
  background: color-mix(in srgb, var(--accent-soft) 35%, white);
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease;
}

.upload-dropzone:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.upload-dropzone svg {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  color: var(--accent);
}

.upload-dropzone span {
  display: grid;
  gap: 5px;
}

.upload-dropzone strong {
  color: #554b48;
  font-size: 14px;
}

.upload-dropzone small {
  font-size: 11px;
}

.photo-previews {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 9px;
}

.photo-thumb {
  position: relative;
  flex: 0 0 68px;
  width: 68px;
  height: 68px;
  overflow: hidden;
  border: 2px solid white;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(70, 45, 44, 0.13);
}

.photo-thumb img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.photo-thumb button {
  position: absolute;
  top: 3px;
  right: 3px;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  padding: 0;
  color: white;
  line-height: 1;
  border: 0;
  border-radius: 50%;
  background: rgba(38, 31, 30, 0.72);
  cursor: pointer;
}

.field-message {
  min-height: 18px;
  margin: 7px 0 0;
  color: var(--danger);
  font-size: 12px;
  line-height: 1.5;
}

.storage-warning {
  padding: 13px 15px;
  color: #7d3e32;
  font-size: 13px;
  line-height: 1.65;
  border: 1px solid #ebc3b7;
  border-radius: 9px;
  background: #fff5ef;
}

.storage-warning {
  margin-top: 24px;
  text-align: center;
}

.primary-button,
.secondary-button {
  min-height: 64px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 14px 24px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-decoration: none;
  border-radius: 10px;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;
}

.primary-button {
  width: 100%;
  margin-top: 28px;
  color: white;
  border: 0;
  background: linear-gradient(100deg, var(--accent-deep), var(--accent));
  box-shadow: 0 9px 20px color-mix(in srgb, var(--accent) 28%, transparent);
}

.primary-button:hover:not(:disabled),
.secondary-button:hover {
  transform: translateY(-2px);
}

.primary-button:active:not(:disabled),
.secondary-button:active {
  transform: translateY(0) scale(0.99);
}

.primary-button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  box-shadow: none;
}

.result-view {
  width: min(720px, 100%);
  margin: 0 auto;
  padding: 20px 0 40px;
  animation: viewIn 500ms ease both;
}

.result-heading {
  margin-bottom: 26px;
  text-align: center;
}

.result-brand {
  display: grid;
  gap: 6px;
  justify-items: center;
  margin: 0 0 24px;
  font-family: "ZCOOL KuaiLe", var(--system-font);
  font-size: 21px;
  letter-spacing: 0.16em;
}

.result-brand span {
  color: var(--accent);
  font-family: var(--system-font);
  font-size: 13px;
  letter-spacing: 0.2em;
}

.result-heading h1 {
  margin: 0;
  font-family: "ZCOOL KuaiLe", var(--system-font);
  font-size: clamp(42px, 7vw, 60px);
  font-weight: 400;
  letter-spacing: 0.04em;
}

.result-heading > p:last-child {
  margin: 14px 0 0;
  color: #5c5350;
  font-size: 18px;
  letter-spacing: 0.08em;
}

.generated-card-wrap {
  display: grid;
  justify-items: center;
}

.card-image-button {
  width: min(520px, 100%);
  padding: 0;
  overflow: visible;
  border: 0;
  border-radius: 16px;
  background: transparent;
  box-shadow: 0 23px 45px rgba(70, 42, 42, 0.2);
  cursor: zoom-in;
}

.card-image-button img {
  width: 100%;
  display: block;
  border-radius: 16px;
  -webkit-touch-callout: default;
  user-select: auto;
}

.long-press-tip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin: 18px 0 21px;
  color: #685c58;
  font-size: 13px;
}

.long-press-tip svg {
  width: 18px;
  height: 18px;
  color: var(--accent-deep);
}

.share-link-box {
  min-height: 58px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  padding: 9px 15px;
  color: var(--accent-deep);
  border: 1px dashed color-mix(in srgb, var(--accent) 65%, white);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.74);
}

.share-link-box input {
  min-width: 0;
  color: #443b38;
  font-size: 15px;
  border: 0;
  background: transparent;
  outline: none;
}

.result-actions {
  display: grid;
  gap: 13px;
}

.result-actions .primary-button {
  margin-top: 16px;
}

.secondary-button {
  width: 100%;
  color: var(--accent-deep);
  border: 1.5px solid var(--accent-deep);
  background: rgba(255, 255, 255, 0.82);
}

.back-button {
  justify-self: center;
  min-height: 44px;
  padding: 8px 14px;
  color: #4c4340;
  border: 0;
  border-bottom: 1px dashed #7a706c;
  background: transparent;
  cursor: pointer;
}

.card-render-stage {
  position: fixed;
  top: 0;
  left: -10000px;
  width: 720px;
  height: 900px;
  pointer-events: none;
}

.birthday-card {
  --card-accent: #ef5b78;
  --card-soft: #fde8ec;
  --card-dot: rgba(239, 91, 120, 0.25);
  --card-pale: #f5a8b7;
  --card-tape-color: #f7b2bf;
  --card-sprig-color: #bd7880;
  --card-line: #f2a0b0;
  width: 720px;
  height: 900px;
  padding: 29px;
  color: #2d2523;
  background:
    radial-gradient(circle at 10% 14%, var(--card-dot) 0 3px, transparent 4px),
    radial-gradient(circle at 88% 22%, var(--card-dot) 0 3px, transparent 4px),
    linear-gradient(100deg, rgba(111, 77, 59, 0.022) 1px, transparent 1px),
    #fffdf8;
  background-size: auto, auto, 7px 7px, auto;
  border-radius: 20px;
}

.card-frame {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 73px 68px 55px;
  border: 3px double var(--card-accent);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.28);
}

.card-frame::before,
.card-frame::after {
  content: "♡";
  position: absolute;
  color: var(--card-pale);
  font-size: 27px;
}

.card-frame::before { left: 37px; bottom: 55px; transform: rotate(-18deg); }
.card-frame::after { right: 43px; top: 152px; transform: rotate(15deg); }

.card-stamp {
  position: absolute;
  top: 34px;
  left: 39px;
  width: 91px;
  height: 91px;
  display: grid;
  place-items: center;
  align-content: center;
  color: var(--card-accent);
  font-family: Georgia, serif;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 2px solid var(--card-accent);
  border-radius: 50%;
  transform: rotate(-12deg);
  opacity: 0.82;
}

.card-stamp b {
  font-size: 23px;
}

.card-tape {
  position: absolute;
  top: -23px;
  right: 39px;
  width: 119px;
  height: 43px;
  background: var(--card-tape-color);
  opacity: 0.7;
  transform: rotate(31deg);
}

.card-sprig {
  position: absolute;
  width: 86px;
  height: auto;
  opacity: 0.5;
}

.card-sprig--left { left: 26px; top: 246px; transform: scaleX(-1) rotate(17deg); }
.card-sprig--right { width: 108px; right: 29px; bottom: 65px; transform: rotate(9deg); }

.card-confetti {
  position: absolute;
  top: 131px;
  right: 61px;
  color: var(--card-accent);
  font-size: 16px;
  opacity: 0.64;
  transform: rotate(-14deg);
}

.card-happy {
  margin: 96px 0 5px;
  color: var(--card-accent);
  font-family: "Pacifico", cursive;
  font-size: 56px;
  line-height: 1.2;
  text-align: center;
}

.card-flourish {
  color: var(--card-accent);
  font-size: 22px;
  letter-spacing: 0.16em;
}

.birthday-card h2 {
  margin: 35px 0 18px;
  font-family: "ZCOOL KuaiLe", var(--system-font);
  font-size: 49px;
  font-weight: 400;
  letter-spacing: 0.08em;
}

.card-divider {
  width: 70%;
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--card-accent);
}

.card-divider::before,
.card-divider::after {
  content: "";
  flex: 1;
  border-top: 1.5px dashed var(--card-line);
}

.birthday-card time {
  margin-top: 22px;
  color: var(--card-accent);
  font-family: Georgia, serif;
  font-size: 27px;
  letter-spacing: 0.08em;
}

#cardMessage {
  width: 82%;
  margin: 47px 0 0;
  font-family: "ZCOOL KuaiLe", var(--system-font);
  font-size: 29px;
  line-height: 1.85;
  text-align: center;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

#cardSender {
  margin: auto 0 0;
  color: var(--card-accent);
  font-family: "ZCOOL KuaiLe", var(--system-font);
  font-size: 24px;
  letter-spacing: 0.08em;
}

.birthday-card.is-card-long-recipient h2 {
  max-width: 84%;
  font-size: 42px;
  line-height: 1.18;
  overflow-wrap: anywhere;
}

.birthday-card.is-card-long-copy .card-happy {
  margin-top: 68px;
  font-size: 50px;
}

.birthday-card.is-card-long-copy h2 {
  margin: 24px 0 12px;
  font-size: 42px;
  line-height: 1.15;
}

.birthday-card.is-card-long-copy time {
  margin-top: 15px;
  font-size: 24px;
}

.birthday-card.is-card-long-copy #cardMessage {
  width: 86%;
  margin-top: 27px;
  font-size: 22px;
  line-height: 1.55;
}

.birthday-card.is-card-long-copy #cardSender,
.birthday-card.is-card-long-sender #cardSender {
  position: absolute;
  right: 154px;
  bottom: 39px;
  left: 78px;
  margin: 0;
  font-size: 19px;
  line-height: 1.3;
  text-align: center;
  overflow-wrap: anywhere;
}

.birthday-card.is-card-max-copy .card-happy {
  margin-top: 51px;
  font-size: 44px;
}

.birthday-card.is-card-max-copy .card-flourish { font-size: 18px; }

.birthday-card.is-card-max-copy h2 {
  max-width: 86%;
  margin: 15px 0 8px;
  font-size: 36px;
  line-height: 1.12;
}

.birthday-card.is-card-max-copy time {
  margin-top: 9px;
  font-size: 22px;
}

.birthday-card.is-card-max-copy #cardMessage {
  width: 88%;
  margin-top: 15px;
  font-size: 18px;
  line-height: 1.45;
}

.birthday-card.is-card-max-copy #cardSender {
  bottom: 34px;
  font-size: 18px;
}

.card-qr {
  position: absolute;
  right: 28px;
  bottom: 24px;
  z-index: 4;
  width: 100px;
  height: 100px;
  display: grid;
  place-items: center;
  padding: 6px;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid rgba(45, 37, 35, 0.12);
  border-radius: 7px;
  box-shadow: 0 4px 14px rgba(45, 37, 35, 0.1);
}

.card-qr canvas,
.card-qr img {
  width: 88px !important;
  height: 88px !important;
  display: block;
}

.image-modal {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  padding: 58px 18px 24px;
  background: rgba(38, 29, 28, 0.91);
  overflow: auto;
}

.image-modal img {
  width: min(520px, 100%);
  display: block;
  border-radius: 12px;
  -webkit-touch-callout: default;
  user-select: auto;
}

.image-modal p {
  margin: 14px 0 0;
  color: white;
  font-size: 13px;
  text-align: center;
}

.modal-close {
  position: fixed;
  top: 15px;
  right: 16px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  padding: 0;
  color: white;
  font-size: 34px;
  line-height: 1;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.28);
  cursor: pointer;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 27px;
  z-index: 40;
  min-width: 190px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 20px;
  color: #3c3432;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 36px rgba(59, 40, 40, 0.22);
  transform: translateX(-50%);
  animation: toastIn 260ms ease both;
}

.toast > span:first-child {
  width: 29px;
  height: 29px;
  display: grid;
  place-items: center;
  color: white;
  border-radius: 50%;
  background: var(--accent-deep);
}

.asset-credit {
  width: min(1180px, calc(100% - 32px));
  margin: 18px auto 26px;
  color: #8f8581;
  font-size: 11px;
  line-height: 1.6;
  text-align: center;
}

@keyframes viewIn {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes toastIn {
  from { opacity: 0; transform: translate(-50%, 12px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

@media (max-width: 1120px) {
  .site-header,
  .page-shell {
    width: min(960px, calc(100% - 44px));
  }

  .form-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .intro-panel {
    min-height: 250px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 20px 40px 30px;
  }

  .intro-panel h1 {
    font-size: 58px;
  }

  .intro-panel > p {
    margin: 0;
    justify-self: center;
  }

  .title-heart {
    top: 73px;
    left: 310px;
    right: auto;
  }

  .intro-illustration {
    width: 230px;
    right: 1%;
    bottom: -19px;
    left: auto;
    opacity: 0.36;
  }
}

@media (max-width: 760px) {
  .site-header,
  .page-shell {
    width: min(100% - 28px, 580px);
  }

  .site-header {
    padding: 19px 0 5px;
  }

  .brand {
    font-size: 20px;
  }

  .page-shell {
    padding-bottom: 34px;
  }

  .intro-panel {
    min-height: auto;
    display: block;
    padding: 31px 8px 44px;
    text-align: center;
  }

  .intro-panel h1 {
    display: inline-block;
    font-size: clamp(44px, 14vw, 62px);
    line-height: 1.16;
  }

  .intro-panel > p {
    margin-top: 53px;
    font-size: 16px;
  }

  .title-heart {
    top: 97px;
    left: auto;
    right: 2px;
    font-size: 59px;
  }

  .intro-illustration {
    display: none;
  }

  .paper-panel {
    padding: 30px 20px 25px;
    border-radius: 14px;
  }

  .postage-mark {
    top: -24px;
    right: 21px;
    width: 68px;
    height: 68px;
    font-size: 34px;
    border-width: 6px;
  }

  .field-grid--three,
  .media-grid {
    grid-template-columns: 1fr;
  }

  .field-grid,
  .media-grid {
    gap: 21px;
  }

  .theme-picker {
    grid-template-columns: repeat(4, 1fr);
    row-gap: 18px;
  }

  .swatch {
    max-width: 67px;
  }

  .field textarea {
    min-height: 128px;
  }

  .primary-button,
  .secondary-button {
    min-height: 58px;
    font-size: 17px;
  }

  .result-view {
    padding-top: 13px;
  }

  .result-heading h1 {
    font-size: clamp(40px, 12vw, 52px);
  }

  .result-heading > p:last-child {
    font-size: 16px;
  }

  .long-press-tip {
    max-width: 290px;
    line-height: 1.5;
    text-align: center;
  }
}

@media (max-width: 420px) {
  .site-header,
  .page-shell {
    width: calc(100% - 22px);
  }

  .intro-panel h1 {
    font-size: 48px;
  }

  .paper-panel {
    padding-inline: 16px;
  }

  .theme-picker {
    gap: 12px 8px;
  }

  .theme-option > span:last-child {
    font-size: 12px;
  }

  .field-heading {
    align-items: flex-end;
  }

  .text-button {
    flex: 0 0 auto;
  }

  .share-link-box input {
    font-size: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}