:root {
  color-scheme: light;
  font-family: system-ui, "Microsoft YaHei UI", "PingFang SC", sans-serif;
  --paper: #eef4ed;
  --surface: #fff;
  --ink: #182d24;
  --muted: #52665c;
  --line: #d5e3d8;
  --forest: #24513d;
  --forest-dark: #153a2c;
  --lime: #d5f7a0;
  --green-soft: #e7f2e7;
  --red: #9d3934;
  --anchor-gap: 88px;
  --card-shadow: 0 14px 36px -22px #1c46386b, 0 2px 8px #284a3010;
  color: var(--ink);
  background: var(--paper);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  min-width: 280px;
  margin: 0;
  background:
    radial-gradient(ellipse at 9% 0, #d8ebca 0, transparent 46rem),
    radial-gradient(ellipse at 96% 18rem, #d9eee4 0, transparent 45rem),
    linear-gradient(180deg, #f6faf3 0, var(--paper) 62rem, #f5f8f1 100%);
}
h1, h2, h3, p { margin: 0; }
button, textarea, select, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid #40825b; outline-offset: 3px; }

.sr-only, .icon-defs {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.icon { display: block; width: 1.15em; height: 1.15em; flex: 0 0 auto; }
.shell { width: min(1160px, calc(100% - 56px)); margin-inline: auto; }
.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 8;
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--ink);
  background: var(--lime);
  transform: translateY(calc(-100% - 20px));
}
.skip-link:focus { transform: translateY(0); }

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  border-bottom: 1px solid #c6dacbbd;
  background: #f7fcf4e8;
  -webkit-backdrop-filter: blur(16px) saturate(135%);
  backdrop-filter: blur(16px) saturate(135%);
}
.topbar-inner {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-weight: 760;
  font-size: 1rem;
  text-decoration: none;
  white-space: nowrap;
}
.brand-mark {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  border: 1px solid #6d9b7a80;
  border-radius: 14px;
  color: var(--lime);
  background: linear-gradient(145deg, #387459, #183e2f 74%);
  box-shadow: 0 4px 10px #1d5a3e38, inset 0 1px 0 #d8f8d62b;
}
.brand-mark .icon { width: 24px; height: 24px; }
.brand-wordmark { display: grid; gap: 2px; line-height: 1.15; }
.brand-wordmark small { color: var(--muted); font-size: .68rem; font-weight: 560; letter-spacing: .12em; }
.topbar-nav {
  display: flex;
  align-items: center;
  gap: 3px;
  padding: 4px;
  border: 1px solid #dce9dc;
  border-radius: 999px;
  background: #ffffff9c;
}
.topbar-nav a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 13px;
  border-radius: 999px;
  color: var(--muted);
  text-decoration: none;
  font-size: .9rem;
  font-weight: 640;
}
.topbar-nav a:hover { color: var(--forest-dark); background: var(--green-soft); }
.topbar-nav .icon { color: #47725b; }
.account-actions { display: flex; align-items: center; justify-content: flex-end; gap: 8px; }
.account-actions .button { min-height: 38px; padding: 6px 14px; border-radius: 999px; white-space: nowrap; }
.button.header-register { color: var(--forest-dark); border-color: var(--line); background: var(--surface); }
.button.header-register:hover { background: var(--green-soft); }
.header-login { color: #f9fff1; background: linear-gradient(135deg, #32624a, #204b37); }
.header-login:hover { background: #1b4432; }
.header-login .icon { color: var(--lime); }

.main { padding-block: 26px 52px; }
.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  align-items: center;
  min-height: 282px;
  padding: 32px clamp(25px, 5vw, 55px);
  border: 1px solid #3c6453;
  border-radius: 30px;
  color: #f7fff1;
  background:
    radial-gradient(ellipse at 80% 31%, #4c8f6b8c 0%, transparent 55%),
    radial-gradient(ellipse at 97% 100%, #3e745285 0%, transparent 53%),
    linear-gradient(112deg, #142b24 6%, #18392f 52%, #245345);
  box-shadow: 0 16px 35px -16px #0e312a69, inset 0 1px 0 #dbf8e24d;
}
.hero::before {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(#d3f3dc1c 1px, transparent 1px), linear-gradient(90deg, #d3f3dc1c 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: linear-gradient(90deg, transparent 22%, #000 80%);
  pointer-events: none;
  content: "";
}
.hero-copy { position: relative; z-index: 1; }
.home-hero .hero-copy { max-width: 55%; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding: 5px 10px;
  border: 1px solid #d2f6cf3b;
  border-radius: 999px;
  background: #d8f7d116;
  color: #e1f3d4;
  font-size: .77rem;
  font-weight: 690;
  letter-spacing: .1em;
}
.hero-eyebrow span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 13px #c2fa8b87;
}
.hero h1 { font-size: clamp(2.1rem, 4.8vw, 3.55rem); line-height: 1.14; letter-spacing: -.03em; font-weight: 790; }
.home-hero h1 span { color: var(--lime); }
.hero-description { max-width: 30em; margin-top: 12px; color: #d2e8d9; font-size: .98rem; line-height: 1.65; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 10px 17px; margin-top: 19px; }
.button.hero-start {
  min-height: 41px;
  padding-inline: 14px;
  border-color: #e9ffd17a;
  border-radius: 999px;
  color: #193925;
  background: linear-gradient(140deg, #edffd2, #c4ec98);
  box-shadow: 0 5px 16px #0b302564, inset 0 1px 0 #fcfff6c7;
}
.button.hero-start:hover { background: #edffd2; }
.hero-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding-block: 7px;
  color: #e0f7d6;
  font-size: .86rem;
  font-weight: 670;
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: #a7c78b88;
}
.hero-link:hover { text-decoration-color: currentColor; }
.hero-visual { position: absolute; inset: 0 0 0 auto; width: 55%; pointer-events: none; }
.hero-art { display: block; width: 100%; height: 100%; object-fit: contain; object-position: right center; }
.hero-float {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  border: 1px solid #e2fbd94d;
  border-radius: 13px;
  background: linear-gradient(145deg, #abd5b74d, #3f796262);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  box-shadow: 0 9px 25px #102f2669, inset 0 1px 0 #efffe730;
  color: #f3ffec;
  font-size: .8rem;
  font-weight: 670;
  white-space: nowrap;
}
.hero-float .icon { color: var(--lime); }
.hero-float-preview { top: 17%; right: 8%; }
.hero-float-caption { bottom: 15%; left: 16%; }

.workspace {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  align-items: start;
  gap: 18px;
  margin-top: 20px;
}
.workspace, .result-card, .platform-section, .guide-main { scroll-margin-top: var(--anchor-gap); }
.card {
  min-width: 0;
  padding: 23px;
  border: 1px solid var(--line);
  border-radius: 23px;
  background: linear-gradient(155deg, var(--surface), #f9fdf9);
  box-shadow: var(--card-shadow);
}
.input-card { background: radial-gradient(ellipse at 2% 0, #edf7e2 0, transparent 60%), var(--surface); }
.result-card { background: radial-gradient(ellipse at 100% 0, #e7f7ef 0, transparent 58%), var(--surface); }
.card-heading { display: flex; align-items: center; gap: 11px; margin-bottom: 17px; }
.card-heading h2 { font-size: 1.14rem; font-weight: 760; line-height: 1.3; }
.card-title { min-width: 0; }
.card-title p { margin-top: 3px; color: var(--muted); font-size: .79rem; line-height: 1.4; }
.card-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border: 1px solid #cfe4cd;
  border-radius: 13px;
  color: #346047;
  background: linear-gradient(155deg, #f0f8e7, #dceede);
  box-shadow: inset 0 1px 0 #fff9;
}
.input-card .card-mark { color: #ebffd5; border-color: #538369; background: linear-gradient(155deg, #41775a, #22513b); }
.result-card .card-mark { color: #276052; border-color: #c6e3d8; background: linear-gradient(155deg, #e5f7ee, #d5ede7); }
.card-mark .icon { width: 21px; height: 21px; }
.card-index {
  margin-left: auto;
  padding: 4px 8px;
  border: 1px solid #dce9d9;
  border-radius: 999px;
  background: #ffffffa8;
  color: #556c5a;
  font-family: ui-monospace, Consolas, monospace;
  font-size: .76rem;
  letter-spacing: .1em;
}

textarea {
  display: block;
  width: 100%;
  min-height: 113px;
  resize: vertical;
  padding: 12px 13px;
  border: 1px solid #d3e1d4;
  border-radius: 14px;
  background: linear-gradient(155deg, #f7faf5, #fcfefb);
  box-shadow: inset 0 1px 3px #1d402807;
  color: var(--ink);
  line-height: 1.55;
}
textarea::placeholder { color: #5d7062; }
textarea:focus, .auth-field input:focus { border-color: #6da284; }
.form-actions, .media-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 11px; }
.media-save-help { margin-top: 8px; color: var(--muted); font-size: .82rem; line-height: 1.55; }
.caption-card {
  margin-top: 15px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: linear-gradient(145deg, #f4faf0, #fbfefb);
}
.caption-card summary, .raw summary { display: flex; align-items: center; gap: 8px; list-style: none; cursor: pointer; }
.caption-card summary::-webkit-details-marker, .raw summary::-webkit-details-marker { display: none; }
.caption-card summary { color: var(--forest-dark); font-weight: 700; }
.summary-arrow { margin-left: auto; color: #4b725e; }
details[open] > summary .summary-arrow { transform: rotate(90deg); }
.caption-card p { margin-top: 8px; overflow-wrap: anywhere; }
.caption-text { white-space: pre-wrap; line-height: 1.6; }
.caption-stats, .caption-topics { color: var(--muted); font-size: .82rem; }
.caption-card button, .caption-card textarea { margin-top: 9px; }
.form-actions .primary { flex: 1; justify-content: space-between; padding-inline: 14px; }
.button-label { display: inline-flex; align-items: center; gap: 7px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 43px;
  padding: 8px 14px;
  border: 1px solid transparent;
  border-radius: 12px;
  font-size: .9rem;
  font-weight: 680;
  line-height: 1.35;
  text-decoration: none;
  cursor: pointer;
}
.primary {
  color: #f8fff2;
  border-color: #25513f;
  background: linear-gradient(125deg, #336c50, #1e4b37 80%);
  box-shadow: 0 5px 12px #2c5f4230, inset 0 1px 0 #d5f5d034;
}
.primary:hover { background: linear-gradient(125deg, #2b6046, #163c2d 80%); }
.primary .icon { color: var(--lime); }
.secondary { color: var(--forest); border-color: var(--line); background: linear-gradient(160deg, #fff, #f0f7ef); }
.secondary:hover { border-color: #abcdb9; background: #e9f4ea; }
button:disabled { opacity: .59; cursor: wait; }
.note { margin-top: 9px; color: var(--muted); font-size: .84rem; line-height: 1.55; }

.parse-link-picker {
  min-width: 0;
  margin: 14px 0 0;
  padding: 8px 10px 10px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: #f7fbf7;
}
.parse-link-picker legend { padding-inline: 4px; font-size: .9rem; font-weight: 680; }
.parse-link-picker .note { margin-top: 0; }
.parse-link-options { display: grid; gap: 6px; margin-top: 8px; }
.parse-link-options .button { display: grid; justify-content: stretch; gap: 2px; text-align: start; }
.parse-link-address { color: var(--muted); font-size: .77rem; font-weight: 400; overflow-wrap: anywhere; }

.examples { display: flex; align-items: center; flex-wrap: wrap; gap: 7px; margin-top: 12px; }
.examples > span { color: var(--muted); font-size: .82rem; margin-right: 2px; }
.example {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-height: 29px;
  padding: 4px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--forest);
  font-size: .82rem;
  line-height: 1.35;
  cursor: pointer;
}
.example:hover { background: var(--green-soft); }

.quota {
  display: grid;
  gap: 7px;
  margin-top: 15px;
  padding: 11px 12px;
  border: 1px solid #d9e8d5;
  border-radius: 14px;
  background: linear-gradient(135deg, #eaf5e4, #f1f8ef 70%);
}
.quota-heading, .quota-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  column-gap: 9px;
  row-gap: 4px;
}
.quota-heading { color: var(--forest-dark); font-size: .84rem; font-weight: 700; }
.quota-title { display: inline-flex; align-items: center; gap: 6px; }
.quota-title .icon { color: #497853; }
.quota-heading > :not(:first-child) { font-variant-numeric: tabular-nums; }
#quota-remaining { font-size: 1.06rem; line-height: 1; }
.quota-footer { color: var(--muted); font-size: .76rem; line-height: 1.4; }
.quota-footer span, .quota-footer button { display: inline-flex; align-items: center; gap: 5px; }
.quota-footer button, .auth-switch button {
  padding: 0;
  border: 0;
  background: transparent;
  color: #365b2c;
  font-weight: 700;
  cursor: pointer;
}
.quota-footer button:hover, .auth-switch button:hover { text-decoration: underline; text-underline-offset: 3px; }
.quota-footer .admin-shortcut {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--forest);
  font-weight: 700;
  text-underline-offset: 3px;
}
.quota-bonus { color: var(--forest-dark); font-size: .79rem; font-weight: 650; }
.quota meter { display: block; width: 100%; height: 8px; }
.quota meter::-webkit-meter-bar { border: 0; border-radius: 5px; background: #dce7d3; }
.quota meter::-webkit-meter-optimum-value { border-radius: 5px; background: linear-gradient(90deg, #509573, #83ab5c); }
.quota meter::-moz-meter-bar { border-radius: 5px; background: linear-gradient(90deg, #509573, #83ab5c); }
.quota[data-exhausted="true"] { border-color: #ebdbcf; background: #fcf4ec; }
.quota[data-exhausted="true"] :is(#quota-count, #quota-guest) { color: #8a4528; }

.status, .tags li {
  color: var(--forest-dark);
  background: var(--green-soft);
  border-radius: 999px;
  padding: 4px 8px;
  font-size: .78rem;
  line-height: 1.4;
}
.status { display: inline-flex; align-items: center; gap: 5px; margin-left: auto; font-weight: 650; white-space: nowrap; }
.status::before { width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .62; content: ""; }
[data-state="idle"] .status { color: var(--muted); background: #eef0eb; }
[data-state="error"] .status { color: var(--red); background: #faeeeb; }
[data-state="quota"] .status { color: #804426; background: #f9eee2; }
.preview-state {
  position: relative;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 7px;
  min-height: 283px;
  padding: 28px 18px;
  border: 1px solid #d7e7d8;
  border-radius: 17px;
  background:
    radial-gradient(ellipse at 50% 45%, #d9eed8bd 0, transparent 61%),
    radial-gradient(#afc7b78c 1px, transparent 1px) 0 0 / 18px 18px,
    linear-gradient(145deg, #f7fbf4, #edf6f0);
  text-align: center;
}
.preview-state::before, .preview-state::after {
  position: absolute;
  width: 14px;
  height: 14px;
  border: solid #a9b9a1;
  content: "";
}
.preview-state::before { top: 12px; left: 12px; border-width: 1px 0 0 1px; border-top-left-radius: 4px; }
.preview-state::after { right: 12px; bottom: 12px; border-width: 0 1px 1px 0; border-bottom-right-radius: 4px; }
.state-mark {
  display: grid;
  place-items: center;
  width: 89px;
  height: 74px;
  margin-bottom: 5px;
  border: 1px solid #fff;
  border-radius: 21px;
  background: linear-gradient(155deg, #ffffffec, #edf8e9b3);
  box-shadow: 0 8px 19px #315c4120;
}
.state-mark svg { width: 76px; height: auto; }
[data-state="loading"] .state-mark svg { display: none; }
[data-state="loading"] .state-mark::after {
  width: 28px;
  height: 28px;
  border: 3px solid #d5e4c9;
  border-top-color: #4d773e;
  border-radius: 50%;
  animation: spin .7s linear infinite;
  content: "";
}
@keyframes spin { to { transform: rotate(360deg); } }
.preview-state h3 { font-size: 1rem; font-weight: 740; }
.preview-state p { max-width: 30ch; color: var(--muted); font-size: .86rem; line-height: 1.65; }
[data-state="error"] .preview-state p { color: var(--red); }
[data-state="quota"] .preview-state p { color: #804426; }

.result-info { margin-bottom: 13px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 9px; padding: 0; list-style: none; }
.result-info h3 { font-size: 1.08rem; line-height: 1.55; overflow-wrap: anywhere; }
.result-info p { margin-top: 4px; color: var(--muted); font-size: .85rem; overflow-wrap: anywhere; }
.media-preview { overflow: hidden; border-radius: 16px; background: #edf5ec; }
.media-preview video, .media-preview img {
  display: block;
  width: 100%;
  height: clamp(220px, 38vw, 410px);
  object-fit: contain;
}
.media-preview video { background: #17221a; }
.gallery { display: flex; gap: 8px; overflow-x: auto; margin-top: 6px; padding: 6px 4px; }
.gallery button {
  position: relative;
  flex: 0 0 63px;
  height: 54px;
  overflow: hidden;
  padding: 0;
  border: 2px solid transparent;
  border-radius: 11px;
  background: #e9efe2;
  color: var(--ink);
  cursor: pointer;
}
.gallery button[aria-pressed="true"] { border-color: #577a45; }
.gallery img { display: block; width: 100%; height: 100%; object-fit: cover; }
.gallery small { position: absolute; right: 2px; bottom: 2px; padding: 1px 3px; border-radius: 4px; background: #fff; }
.media-picker { margin-top: 12px; }
.media-picker label { display: block; margin-bottom: 5px; color: var(--muted); font-size: .84rem; }
.media-picker select, .manual-copy {
  width: 100%;
  padding: 8px;
  border: 1px solid #d4ddd0;
  border-radius: 11px;
  background: var(--surface);
  color: var(--ink);
}
.manual-copy { margin-top: 9px; }
.raw { margin-top: 14px; border-top: 1px solid var(--line); }
.raw summary { padding-block: 12px 0; color: var(--forest); font-size: .85rem; cursor: pointer; }
.raw pre {
  overflow: auto;
  max-height: 260px;
  margin: 10px 0 0;
  padding: 12px;
  border-radius: 8px;
  background: #f0f3eb;
  color: var(--forest-dark);
  font-size: .78rem;
  line-height: 1.5;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.platform-section { margin-top: 41px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.section-kicker { margin-bottom: 4px; color: #476754; font-size: .76rem; font-weight: 720; letter-spacing: .11em; }
.section-heading h2 { font-size: clamp(1.42rem, 3.5vw, 1.88rem); line-height: 1.2; font-weight: 780; }
.platform-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 9px;
  border: 1px solid #d3e6d6;
  border-radius: 999px;
  background: #f2faf0;
  color: var(--forest-dark);
  font-size: .76rem;
  font-weight: 680;
  white-space: nowrap;
}
.platform-label span { width: 6px; height: 6px; border-radius: 50%; background: #61934c; }
.platform-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.platform-grid > li { min-width: 0; }
.platform-card {
  --platform-tint: #e7f3eb;
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  height: 100%;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 17px;
  color: var(--ink);
  background: linear-gradient(130deg, var(--platform-tint), #fff 57%);
  box-shadow: 0 4px 14px #27473908;
  text-decoration: none;
}
.platform-card:is([data-platform="kuaishou"], [data-platform="weibo"], [data-platform="toutiao"]) { --platform-tint: #f9efe5; }
.platform-card:is([data-platform="xiaohongshu"], [data-platform="pipigx"]) { --platform-tint: #f9ecee; }
.platform-card:is([data-platform="bilibili"], [data-platform="zuiyou"]) { --platform-tint: #eaf1fa; }
.platform-card:hover { border-color: #a8cbb6; box-shadow: 0 8px 21px #2959411a; }
.platform-logo {
  display: grid;
  place-items: center;
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
  border: 1px solid #fffe;
  border-radius: 14px;
  background: #ffffffc9;
  box-shadow: 0 2px 7px #3b533615, inset 0 1px 0 #fff;
}
.platform-mark {
  display: block;
  width: 34px;
  height: 34px;
  object-fit: contain;
  border-radius: 9px;
}
.platform-card h3 { font-size: .96rem; font-weight: 750; }
.platform-card p { margin-top: 3px; color: var(--muted); font-size: .79rem; line-height: 1.45; }
.platform-card-arrow {
  display: grid;
  place-items: center;
  flex: 0 0 28px;
  width: 28px;
  height: 28px;
  margin-left: auto;
  border-radius: 50%;
  color: #3f6956;
  background: #edf5ed;
}
.platform-card-arrow .icon { width: 15px; height: 15px; }
.api-plans { margin-top: 32px; }
.api-plan-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 11px; }
.api-plan { display: flex; flex-direction: column; align-items: start; gap: 8px; padding: 16px; }
.api-plan h3 { font-size: 1rem; font-weight: 750; }
.api-plan p { flex: 1; color: var(--muted); font-size: .85rem; line-height: 1.55; }
.api-plan-action {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0;
  border: 0;
  color: var(--forest);
  background: transparent;
  font-size: .84rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}
.api-plan-action:hover { text-decoration: underline; text-underline-offset: 3px; }

.footer {
  padding-block: 23px 26px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .8rem;
}
.footer-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-top: 19px;
}
.footer-nav { display: flex; align-items: center; flex-wrap: wrap; gap: 6px 16px; }
.footer-nav a { display: inline-flex; align-items: center; gap: 4px; color: var(--forest); text-decoration: none; }
.footer-nav a:hover { text-decoration: underline; text-underline-offset: 3px; }
.friend-links h2 { display: flex; align-items: center; gap: 7px; margin-bottom: 10px; color: var(--ink); font-size: .94rem; }
.friend-links h2 .icon { color: #447259; }
.friend-links ul {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.friend-links a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: 10px;
  height: 100%;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: linear-gradient(135deg, #f9fdf8, #f0f7ef);
  color: var(--muted);
  line-height: 1.5;
  text-decoration: none;
}
.friend-links a:hover { border-color: #a8cbb6; background: var(--surface); }
.friend-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid #cfe5d4;
  border-radius: 11px;
  color: #32684c;
  background: linear-gradient(145deg, #eff9ec, #dcefe2);
}
.friend-text { display: grid; gap: 3px; overflow-wrap: anywhere; }
.friend-links strong { color: var(--forest); font-size: .85rem; }
.friend-link-arrow { margin-top: 2px; color: #52735f; }

.account-dialog {
  width: min(424px, calc(100% - 28px));
  max-height: calc(100% - 28px);
  padding: 26px;
  overflow: auto;
  border: 1px solid #e4f1e5;
  border-radius: 24px;
  color: var(--ink);
  background: radial-gradient(ellipse at 0 0, #e6f3db 0, transparent 53%), #fcfefb;
  box-shadow: 0 24px 82px #102f266a, inset 0 1px 0 #fff;
}
.account-dialog::backdrop {
  background: #142b22a1;
  -webkit-backdrop-filter: blur(7px);
  backdrop-filter: blur(7px);
}
.auth-heading { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.auth-heading .brand-mark { width: 46px; height: 46px; }
.dialog-close {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 13px;
  color: var(--forest);
  background: var(--surface);
  cursor: pointer;
}
.dialog-close:hover { background: var(--green-soft); }
.dialog-close .icon { width: 18px; height: 18px; }
.account-dialog h2 { font-size: 1.45rem; line-height: 1.2; font-weight: 760; }
.auth-description { margin-top: 7px; color: var(--muted); font-size: .86rem; line-height: 1.55; }
.auth-form { display: grid; gap: 13px; margin-top: 18px; }
.auth-field { display: grid; gap: 5px; }
.auth-field label { font-size: .86rem; font-weight: 680; }
.auth-field input, .api-key-secret input {
  width: 100%;
  min-height: 43px;
  padding: 8px 10px;
  border: 1px solid #d4ddd0;
  border-radius: 11px;
  background: var(--surface);
  color: var(--ink);
}
.auth-field small { color: var(--muted); font-size: .75rem; line-height: 1.4; }
.auth-code-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; }
.auth-code-row .button { white-space: nowrap; }
.auth-status { color: var(--forest); font-size: .82rem; line-height: 1.55; }
.auth-note { margin-top: 0; color: var(--red); }
.auth-submit { margin-top: 2px; }
.auth-switch { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px 16px; margin-top: 15px; color: var(--muted); font-size: .84rem; }

@media (max-width: 850px) {
  .hero-visual { right: -13px; width: 51%; }
  .hero-float-caption { left: 9%; bottom: 17%; }
  .hero-description { max-width: 24em; }
}
@media (max-width: 740px) {
  :root { --anchor-gap: 75px; }
  .shell { width: calc(100% - 34px); }
  .topbar-inner { min-height: 62px; }
  .topbar-nav { display: none; }
  .main { padding-block: 18px 37px; }
  .hero { min-height: 232px; border-radius: 24px; }
  .home-hero .hero-copy { max-width: 86%; }
  .hero-visual { right: -19px; width: 53%; opacity: .75; mask-image: linear-gradient(90deg, transparent, #000 35%); }
  .hero-float { display: none; }
  .workspace { grid-template-columns: minmax(0, 1fr); gap: 12px; margin-top: 14px; }
  .card { padding: 18px; }
  .preview-state { min-height: 210px; }
  .platform-section { margin-top: 29px; }
  .platform-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .friend-links ul { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 440px) {
  .shell { width: calc(100% - 26px); }
  .topbar-inner { gap: 8px; }
  .brand { gap: 7px; font-size: .9rem; }
  .brand-mark { width: 36px; height: 36px; border-radius: 12px; }
  .brand-mark .icon { width: 21px; height: 21px; }
  .account-actions { gap: 5px; }
  .account-actions .button { min-height: 36px; padding-inline: 9px; font-size: .81rem; }
  .hero { min-height: 216px; padding: 21px 17px; border-radius: 21px; }
  .hero-eyebrow { margin-bottom: 11px; font-size: .72rem; }
  .hero h1 { font-size: clamp(1.8rem, 8.2vw, 2.25rem); }
  .home-hero .hero-copy { max-width: 100%; }
  .hero-description { max-width: 23em; margin-top: 9px; font-size: .89rem; }
  .hero-actions { gap: 8px 11px; margin-top: 14px; }
  .button.hero-start { min-height: 38px; padding-inline: 11px; font-size: .83rem; }
  .hero-link { font-size: .8rem; }
  .hero-visual { inset: auto -61px -9px auto; width: 239px; height: 158px; opacity: .46; }
  .card { padding: 15px; border-radius: 18px; }
  .card-heading { gap: 9px; margin-bottom: 14px; }
  .card-heading h2 { font-size: 1.04rem; }
  .card-title p { font-size: .74rem; }
  .card-mark { width: 37px; height: 37px; border-radius: 12px; }
  .card-mark .icon { width: 19px; height: 19px; }
  .media-actions .button { gap: 5px; padding-inline: 9px; font-size: .83rem; }
  .platform-card { gap: 8px; padding: 10px; border-radius: 15px; }
  .platform-logo { flex-basis: 35px; width: 35px; height: 35px; border-radius: 11px; }
  .platform-mark { width: 27px; height: 27px; border-radius: 7px; }
  .platform-card p { font-size: .73rem; }
  .account-dialog { padding: 19px; }
}
@media (prefers-reduced-motion: reduce) {
  [data-state="loading"] .state-mark::after { animation: none; }
}


.history-section { margin-top: 37px; scroll-margin-top: var(--anchor-gap); }
.history-timezone {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: .78rem;
  white-space: nowrap;
}
.history-card { padding: 0 16px; }
.history-note { padding-block: 14px; color: var(--muted); font-size: .86rem; line-height: 1.55; }
.history-list { margin: 0; padding: 0; list-style: none; }
.history-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px 14px;
  padding: 12px 0;
}
.history-item + .history-item { border-top: 1px solid var(--line); }
.history-item-meta, .history-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; }
.history-platform {
  padding: 3px 6px;
  border-radius: 999px;
  background: var(--green-soft);
  color: var(--forest-dark);
  font-size: .76rem;
  font-weight: 680;
}
.history-time { color: var(--muted); font-size: .77rem; font-variant-numeric: tabular-nums; }
.history-item-title { margin-top: 5px; font-size: .92rem; font-weight: 700; overflow-wrap: anywhere; }
.history-source {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-top: 4px;
  color: var(--muted);
  font-size: .79rem;
}
.history-source > span:first-child { flex: 0 0 auto; }
.history-source-value { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
a.history-source-value { color: var(--forest); text-underline-offset: 2px; }
.history-item-note { color: var(--red); }
.history-actions .button, .history-more { min-height: 34px; padding: 6px 9px; font-size: .8rem; }
.history-more { margin-bottom: 12px; }
#saved-result-refill { min-height: 34px; margin-top: 8px; font-size: .81rem; }
.history-shortcut { display: none; }

.key-center-dialog {
  width: min(690px, calc(100% - 28px));
  overscroll-behavior: contain;
}
.key-center-heading, .key-section-heading, .api-key-item-heading, .api-key-meta, .api-key-actions {
  display: flex;
  align-items: center;
  gap: 7px;
}
.key-center-heading, .key-section-heading { justify-content: space-between; }
.key-center-heading { margin-bottom: 17px; }
.key-center-heading .dialog-close { flex: 0 0 auto; }
.key-center-heading .auth-description { margin-top: 4px; overflow-wrap: anywhere; }
.key-section-heading h3 { font-size: 1rem; font-weight: 750; }
.key-description { margin-top: 4px; color: var(--muted); font-size: .83rem; line-height: 1.5; }
.key-example summary { padding-top: 7px; }
.key-example pre { overflow-wrap: anywhere; }
.api-key-form, .api-key-secret-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 8px;
}
.api-key-form { margin-top: 14px; }
.api-key-form .button, .api-key-secret .button { white-space: nowrap; }
.api-key-secret {
  margin-top: 13px;
  padding: 11px;
  border: 1px solid #cde2ce;
  border-radius: 12px;
  background: var(--green-soft);
}
.api-key-secret label { color: var(--forest-dark); font-size: .84rem; font-weight: 680; }
.api-key-secret input { min-width: 0; font-family: ui-monospace, Consolas, monospace; font-size: .86rem; }
.api-key-secret-actions { grid-template-columns: minmax(0, 1fr) auto auto; margin-top: 7px; }
.api-key-list { margin: 12px 0 0; padding: 0; list-style: none; }
.api-key-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px 12px;
  padding-block: 10px;
  border-top: 1px solid var(--line);
}
.api-key-item-heading, .api-key-meta, .api-key-actions { flex-wrap: wrap; }
.api-key-item h4 { margin: 0; font-size: .92rem; overflow-wrap: anywhere; }
.api-key-meta { margin-top: 4px; color: var(--muted); font-size: .76rem; font-variant-numeric: tabular-nums; }
.api-key-meta code { overflow-wrap: anywhere; }
.api-key-item[data-revoked="true"] .api-key-status { color: var(--muted); background: #edf0ec; }
.api-key-actions .button, .api-key-more { min-height: 35px; padding: 6px 9px; font-size: .8rem; }
.api-key-revoke { color: var(--red); }
.api-key-more { margin-top: 7px; }
.api-key-usage {
  grid-column: 1 / -1;
  min-width: 0;
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #f6faf4;
}
.api-key-usage .key-description { margin-top: 0; }
.api-key-usage-table { width: 100%; margin-top: 6px; border-collapse: collapse; font-size: .77rem; }
.api-key-usage-table :is(th, td) { padding: 6px 4px; border-top: 1px solid var(--line); text-align: left; }
.api-key-usage-table th { color: var(--forest); }
.api-key-usage-table time { color: var(--muted); font-variant-numeric: tabular-nums; }

@media (max-width: 740px) {
  .history-section { margin-top: 29px; }
  .history-shortcut {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: #365b2c;
    font-weight: 700;
    text-decoration: none;
  }
  .history-shortcut:hover { text-decoration: underline; text-underline-offset: 3px; }
}
@media (max-width: 630px) {
  .api-plan-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 550px) {
  .history-item, .api-key-item { grid-template-columns: minmax(0, 1fr); }
  .api-key-secret-actions { grid-template-columns: auto minmax(0, 1fr); justify-items: start; }
  .api-key-secret-actions input { grid-column: 1 / -1; }
}
@media (max-width: 355px) {
  .api-key-form { grid-template-columns: minmax(0, 1fr); }
  .api-key-form .button { justify-self: start; }
}


.help-section, .guide-section { margin-top: 38px; scroll-margin-top: var(--anchor-gap); }
.help-grid, .guide-tip-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.help-card-heading { display: flex; align-items: center; gap: 10px; }
.help-card h3, .guide-tip h3 { font-size: 1.03rem; font-weight: 750; line-height: 1.4; }
.warm-mark { border-color: #efdfc9; color: #79512e; background: linear-gradient(145deg, #fff8e8, #f6ebd9); }
.cool-mark { border-color: #d3e5ee; color: #355e75; background: linear-gradient(145deg, #f1f9fb, #e0edf7); }
.help-steps { margin: 15px 0 0; padding-inline-start: 1.85rem; list-style-type: decimal-leading-zero; }
.help-steps li::marker { color: #3a7154; font-weight: 730; font-variant-numeric: tabular-nums; }
.help-steps li + li { margin-top: 12px; }
.help-steps strong, .faq-list dt { font-size: .9rem; font-weight: 690; line-height: 1.5; }
.help-steps p, .faq-list dd, .guide-tip p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: .87rem;
  line-height: 1.65;
}
.faq-list { margin: 14px 0 0; }
.faq-list > div + div { margin-top: 9px; padding-top: 9px; border-top: 1px solid var(--line); }
.faq-list a, .guide-section-link { color: #365b2c; text-underline-offset: 3px; }

.guide-header-link { min-height: 37px; border-radius: 999px; white-space: nowrap; }
.guide-crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 5px 8px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: .82rem;
}
.guide-crumbs a { color: var(--forest); text-decoration: none; }
.guide-crumbs a:hover { text-decoration: underline; text-underline-offset: 3px; }
.guide-crumbs li + li::before { margin-right: 8px; color: #71836c; content: "›"; }
.guide-crumbs [aria-current="page"] { font-weight: 680; }
.guide-hero {
  min-height: 250px;
  background:
    radial-gradient(ellipse at 84% 35%, #76ae7875, transparent 48%),
    linear-gradient(116deg, #172f26 12%, #245040 100%);
}
.guide-hero .hero-copy { max-width: calc(100% - 148px); }
.guide-hero h1 { font-size: clamp(1.85rem, 4.45vw, 3.04rem); }
.guide-hero .hero-description { max-width: 35em; }
.guide-cta { margin-top: 16px; }
.guide-emblem {
  position: absolute;
  right: clamp(36px, 10%, 115px);
  display: grid;
  place-items: center;
  width: 112px;
  height: 112px;
  border: 1px solid #d9ffd294;
  border-radius: 27px;
  background: linear-gradient(150deg, #ecfae3ed, #a6d9b291);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  box-shadow: 0 16px 38px #0e2b2277, inset 0 1px 0 #f7fff6;
  transform: rotate(-8deg);
}
.guide-emblem::before {
  position: absolute;
  inset: -11px;
  border: 1px solid #c8e4b466;
  border-radius: 33px;
  content: "";
}
.guide-emblem img { display: block; width: 70px; height: 70px; border-radius: 13px; object-fit: contain; }
.guide-tip p { margin-top: 10px; }
.guide-section-link { display: inline-flex; align-items: center; gap: 6px; font-size: .84rem; white-space: nowrap; }

@media (max-width: 740px) {
  .help-section, .guide-section { margin-top: 29px; }
  .guide-hero { min-height: 214px; }
  .guide-hero .hero-copy { max-width: 100%; }
  .guide-emblem { right: 8%; opacity: .22; }
}
@media (max-width: 580px) {
  .help-grid, .guide-tip-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 440px) {
  .platform-card-arrow, .guide-emblem { display: none; }
  .guide-hero { min-height: 193px; }
}
@media (max-width: 340px) {
  #page-title { font-size: 1.8rem; }
  .platform-grid { grid-template-columns: minmax(0, 1fr); }
}

@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .button, .platform-card, .friend-links a {
    transition: transform .17s ease, box-shadow .17s ease, border-color .17s ease, background-color .17s ease;
  }
  .button:not(:disabled):hover, .platform-card:hover, .friend-links a:hover { transform: translateY(-2px); }
  .button:not(:disabled):active, .platform-card:active { transform: translateY(0); }
  .summary-arrow { transition: transform .17s ease; }
}