:root {
  --ink: #18201c;
  --muted: #68706a;
  --paper: #f4f0e6;
  --paper-deep: #e8e1d2;
  --card: #fffdf7;
  --line: #c9c1b2;
  --green: #1d6245;
  --green-dark: #124631;
  --orange: #ef6a32;
  --red: #b94335;
  --shadow: 5px 7px 0 rgba(24, 32, 28, 0.12);
  --radius: 6px;
  /* 卡片分组色彩 */
  --card-accent-bg: var(--paper);
  --card-accent-fg: var(--green);
  --card-accent-border: var(--line);
  /* 环境光晕 */
  --glow-teal: rgba(135, 180, 160, 0.28);
  --glow-amber: rgba(222, 160, 78, 0.18);
  --glow-sage: rgba(128, 160, 140, 0.16);
  --glow-lavender: rgba(160, 140, 200, 0.14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(ellipse 80% 60% at 50% -8%, #fbf8f0 0%, transparent 60%),
    linear-gradient(180deg, #f8f5ec 0%, var(--paper) 38%, #ede7d8 100%);
  background-attachment: fixed;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}
button, input, textarea, select { font: inherit; color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
[hidden] { display: none !important; }

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  background:
    radial-gradient(ellipse 65% 55% at 10% 20%, var(--glow-teal), transparent 62%),
    radial-gradient(ellipse 50% 62% at 82% 15%, var(--glow-amber), transparent 60%),
    radial-gradient(ellipse 55% 50% at 90% 78%, var(--glow-sage), transparent 62%),
    radial-gradient(ellipse 42% 38% at 15% 82%, var(--glow-lavender), transparent 66%);
  animation: ambient-drift 24s ease-in-out infinite alternate;
}
@keyframes ambient-drift {
  0%   { opacity: 0.7; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.05); }
}

.paper-noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.38;
  background-image: radial-gradient(rgba(35, 45, 39, 0.13) 0.55px, transparent 0.7px);
  background-size: 5px 5px;
  mask-image: linear-gradient(to bottom, #000, transparent 78%);
}

.site-header {
  --header-h: 84px;
  width: 100%;
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-inline: max(20px, calc((100% - 1180px) / 2));
  border-bottom: 1px solid var(--ink);
  position: sticky;
  top: 0;
  z-index: 25;
  background: linear-gradient(180deg, rgba(248,245,236,.92) 0%, rgba(244,240,230,.78) 100%);
  backdrop-filter: blur(18px) saturate(1.1);
  -webkit-backdrop-filter: blur(18px) saturate(1.1);
  box-shadow: 0 1px 0 rgba(24,32,28,.08), 0 8px 24px -20px rgba(24,32,28,.18);
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 43px;
  height: 43px;
  color: var(--card);
  background: var(--green);
  border: 1px solid var(--ink);
  border-radius: 50% 48% 43% 52%;
  font: 700 22px/1 "STKaiti", "KaiTi", serif;
  transform: rotate(-5deg);
  box-shadow: 2px 3px 0 var(--ink);
}
.brand strong { display: block; font: 700 19px/1.1 "STKaiti", "KaiTi", serif; letter-spacing: .08em; }
.brand small { display: block; margin-top: 5px; font: 700 8px/1 monospace; letter-spacing: .24em; color: var(--muted); }
.top-nav { display: flex; align-items: center; gap: 28px; font-size: 13px; font-weight: 650; }
.top-nav a, .text-button { text-decoration: none; border: 0; background: none; padding: 5px 0; cursor: pointer; position: relative; }
.top-nav a::after { content: ""; position: absolute; bottom: 0; left: 0; width: 100%; height: 2px; background: var(--orange); transform: scaleX(0); transform-origin: right; transition: transform .25s ease; }
.top-nav a:hover::after { transform: scaleX(1); transform-origin: left; }
.top-nav a:hover, .text-button:hover { color: var(--orange); }

.hamburger {
  display: none;
  width: 40px; height: 40px;
  padding: 9px 8px;
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  flex-shrink: 0;
}
.hamburger-line {
  display: block;
  width: 100%; height: 2px;
  background: var(--ink);
  border-radius: 1px;
  transition: transform .2s ease, opacity .15s ease;
}
.hamburger[aria-expanded="true"] .hamburger-line:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger[aria-expanded="true"] .hamburger-line:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] .hamburger-line:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

main { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.view { animation: reveal .45s ease both; }
@keyframes reveal { from { opacity: 0; transform: translateY(10px); } }

.page-directory { position:fixed; z-index:20; top:50%; left:max(10px,calc((100vw - 1180px)/2 - 204px)); width:190px; max-height:min(82vh,720px); overflow-y:auto; padding:13px 10px 12px; background:rgba(244,240,230,.68); border:1px solid rgba(24,32,28,.10); box-shadow:0 8px 32px rgba(24,32,28,.05), 3px 4px 0 rgba(24,32,28,.06); transform:translateY(-50%); backdrop-filter:blur(14px) saturate(1.15); -webkit-backdrop-filter:blur(14px) saturate(1.15); scrollbar-width:thin; scrollbar-color:var(--line) transparent; }
.page-directory-toggle,.page-directory-scrim { display:none; }
.page-directory-label { display:block; margin:0 0 9px 7px; color:var(--orange); font:850 9px ui-monospace,monospace; letter-spacing:.15em; }
#page-directory-list,.page-directory-children { margin:0; padding:0; list-style:none; }
#page-directory-list { display:grid; gap:2px; }
#page-directory-list>li { position:relative; }
.page-directory a { position:relative; display:grid; grid-template-columns:30px minmax(0,1fr) auto; align-items:center; min-height:28px; padding:4px 5px 4px 0; color:var(--muted); text-decoration:none; border:1px solid transparent; font-size:9px; line-height:1.25; transition:color .16s ease,background .16s ease,transform .16s ease; }
.page-directory a::before { content:""; position:absolute; left:11px; width:5px; height:5px; background:var(--paper); border:1px solid var(--muted); border-radius:50%; }
.page-directory a .page-directory-marker { display:block; grid-column:1; overflow:hidden; color:transparent; font-size:0; }
.page-directory a b { grid-column:2; min-width:0; overflow-wrap:anywhere; font:750 9px/1.25 "PingFang SC","Microsoft YaHei",sans-serif; }
.page-directory a i { grid-column:3; padding-left:3px; color:currentColor; font:800 9px/1 ui-monospace,monospace; }
.page-directory a:hover { color:var(--green); transform:translateX(2px); }
.page-directory a:focus-visible,.page-directory-parent:focus-visible { outline:2px solid var(--orange); outline-offset:1px; }
.page-directory a.active { color:var(--card); background:var(--green); border-color:var(--ink); box-shadow:2px 2px 0 var(--ink); transform:translateX(3px); }
.page-directory a.active::before { background:var(--orange); border-color:var(--card); box-shadow:0 0 0 2px var(--green); }
.page-directory a.active b { font-weight:850; }
.page-directory-parent { position:relative; width:100%; display:grid; grid-template-columns:30px minmax(0,1fr) 24px; align-items:center; min-height:29px; padding:3px 3px 3px 0; color:var(--muted); text-align:left; background:transparent; border:1px solid transparent; cursor:pointer; transition:color .16s ease,background .16s ease,border-color .16s ease; }
.page-directory-parent::before { content:""; position:absolute; left:11px; width:5px; height:5px; background:var(--paper); border:1px solid var(--muted); border-radius:50%; }
.page-directory-parent .page-directory-marker { grid-column:1; overflow:hidden; color:transparent; font-size:0; }
.page-directory-parent b { grid-column:2; font:780 9px/1.25 "PingFang SC","Microsoft YaHei",sans-serif; }
.page-directory-parent i { grid-column:3; justify-self:center; color:var(--green); font:900 14px/1 ui-monospace,monospace; transition:transform .16s ease; }
.page-directory-parent:hover { color:var(--green); background:var(--card); border-color:var(--line); }
.page-directory-parent[aria-expanded="true"] { color:var(--ink); background:rgba(29,98,69,.07); border-color:rgba(29,98,69,.18); }
.page-directory-parent[aria-expanded="true"]::before { background:var(--orange); border-color:var(--green); }
.page-directory-parent[aria-expanded="false"] i { transform:rotate(-90deg); }
.page-directory-children { display:grid; gap:1px; margin:2px 0 6px 18px; padding:3px 0 4px 8px; border-left:1px solid var(--line); }
.page-directory-children[hidden] { display:none; }
.page-directory-children a { grid-template-columns:37px minmax(0,1fr) auto; min-height:26px; padding:3px 4px 3px 0; }
.page-directory-children a::before { left:-10px; width:9px; height:1px; background:var(--line); border:0; border-radius:0; }
.page-directory-children a .page-directory-child-badge { display:block; grid-column:1; justify-self:start; max-width:34px; overflow:hidden; padding:2px 4px; color:var(--green); background:rgba(29,98,69,.08); border:1px solid rgba(29,98,69,.2); font:800 7px/1.1 ui-monospace,monospace; text-overflow:ellipsis; white-space:nowrap; }
.page-directory-children a b { grid-column:2; font-size:8px; line-height:1.35; }
.page-directory-children a.active::before { background:var(--orange); box-shadow:none; }
.page-directory-children a.active .page-directory-child-badge { color:var(--card); background:rgba(255,255,255,.14); border-color:rgba(255,255,255,.35); }
/* 二级子组 */
.page-directory-subparent { position:relative; width:100%; display:grid; grid-template-columns:44px minmax(0,1fr) 20px; align-items:center; min-height:26px; padding:3px 3px 3px 0; margin-left:14px; color:var(--muted); text-align:left; background:transparent; border:1px solid transparent; cursor:pointer; transition:color .16s ease,background .16s ease,border-color .16s ease; }
.page-directory-subparent::before { content:""; position:absolute; left:9px; width:5px; height:5px; background:var(--paper); border:1px solid var(--muted); border-radius:2px; }
.page-directory-subparent .page-directory-sub-marker { grid-column:1; color:var(--green); font:800 7px/1.1 ui-monospace,monospace; opacity:.8; }
.page-directory-subparent b { grid-column:2; min-width:0; overflow-wrap:anywhere; font:760 8px/1.3 "PingFang SC","Microsoft YaHei",sans-serif; }
.page-directory-subparent i { grid-column:3; justify-self:center; color:var(--orange); font:800 12px/1 ui-monospace,monospace; transition:transform .16s ease; }
.page-directory-subparent:hover { color:var(--green); background:var(--card); }
.page-directory-subparent[aria-expanded="true"] { color:var(--ink); background:rgba(239,106,50,.06); }
.page-directory-subparent[aria-expanded="false"] i { transform:rotate(-90deg); }
.page-directory-subchildren { display:grid; gap:1px; margin:2px 0 6px 34px; padding:3px 0 4px 8px; border-left:1px solid var(--line); }
.page-directory-subchildren[hidden] { display:none; }
.page-directory-subchildren a { grid-template-columns:37px minmax(0,1fr) auto; min-height:24px; padding:2px 4px 2px 0; }
.page-directory-subchildren a::before { left:-10px; width:9px; height:1px; background:var(--line); border:0; border-radius:0; }
.page-directory-subchildren a .page-directory-child-badge { grid-column:1; max-width:32px; padding:2px 3px; font-size:6.5px; }
.page-directory-subchildren a b { grid-column:2; font-size:7.5px; line-height:1.35; }
.page-directory-subchildren a.active::before { background:var(--orange); box-shadow:none; }
.tool-card[id] { scroll-margin-top:110px; }
.tool-card.directory-target-pulse { z-index:2; border-color:var(--orange); box-shadow:0 0 0 4px rgba(239,106,50,.18),6px 7px 0 rgba(24,32,28,.16); animation:directory-target-pulse 1.05s ease both; }
@keyframes directory-target-pulse { 0%,100% { transform:translateY(0); } 35% { transform:translateY(-6px); } }
@keyframes card-reveal { from { opacity: 0; transform: translateY(16px); } }
@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.skeleton-pulse {
  background: linear-gradient(110deg, var(--paper) 30%, var(--paper-deep) 50%, var(--paper) 70%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.6s ease-in-out infinite;
  border-radius: var(--radius);
}

.hero { min-height: 620px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(400px, .78fr); gap: 52px; align-items: center; padding: 70px 0 76px; }
@media (prefers-reduced-motion: no-preference) {
  .hero .eyebrow { animation: hero-rise .6s ease .05s both; }
  .hero h1 { animation: hero-rise .7s cubic-bezier(.22,1,.36,1) .12s both; }
  .hero-lead { animation: hero-rise .7s cubic-bezier(.22,1,.36,1) .2s both; }
  .search-box { animation: hero-rise .7s cubic-bezier(.22,1,.36,1) .28s both; }
  .home-stats { animation: hero-rise .7s cubic-bezier(.22,1,.36,1) .36s both; }
  .quick-guide { animation: hero-rise .8s cubic-bezier(.22,1,.36,1) .4s both; }
}
@keyframes hero-rise {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: translateY(0); }
}
.eyebrow { margin: 0 0 22px; color: var(--green); font: 750 11px/1.3 monospace; letter-spacing: .18em; text-transform: uppercase; display: flex; align-items: center; gap: 10px; }
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--orange); }
.live-dot { display: inline-block; width: 8px; height: 8px; margin-right: 8px; background: var(--orange); border-radius: 50%; box-shadow: 0 0 0 4px rgba(239, 106, 50, .18); animation: dot-pulse 2s ease-in-out infinite; }
@keyframes dot-pulse { 0%,100% { box-shadow: 0 0 0 4px rgba(239,106,50,.18); } 50% { box-shadow: 0 0 0 10px rgba(239,106,50,.05); } }
.hero h1, .tool-intro h1, .maintenance-card h1 {
  margin: 0;
  font: 800 clamp(48px, 6.1vw, 82px)/1.08 "STKaiti", "KaiTi", serif;
  letter-spacing: -.045em;
}
.hero h1 em {
  color: var(--green);
  font-style: normal;
  position: relative;
  white-space: nowrap;
  background: linear-gradient(120deg, #1d6245 0%, #2a7a57 55%, #0f4a33 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-fill-color: transparent;
}
.hero h1 em::after { content: ""; position: absolute; left: 1%; right: -2%; bottom: -3px; height: 8px; border-top: 3px solid var(--orange); border-radius: 50%; transform: rotate(-1deg); }
.hero-lead { max-width: 580px; margin: 32px 0; font-size: 16.5px; color: #4a544d; line-height: 1.95; }
.search-box { max-width: 610px; height: 64px; display: grid; grid-template-columns: 40px 1fr auto; align-items: center; padding: 0 18px; background: linear-gradient(180deg, #ffffff 0%, var(--card) 100%); border: 1.5px solid var(--ink); border-radius: var(--radius); box-shadow: 5px 7px 0 rgba(24,32,28,.12), 0 18px 40px -18px rgba(24,32,28,.22); transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease; }
.search-box > span { font: 28px/1 serif; transform: rotate(-20deg); }
.search-box input { width: 100%; border: 0; outline: 0; background: transparent; font-size: 15.5px; }
.search-box:focus-within { border-color: var(--green); box-shadow: 5px 7px 0 rgba(24,32,28,.12), 0 0 0 6px rgba(29,98,69,.07), 0 22px 48px -18px rgba(29,98,69,.25); transform: translateY(-1px); }
kbd { min-width: 26px; padding: 3px 8px; text-align: center; color: var(--muted); background: var(--paper); border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 4px; font: 12px monospace; }
.home-stats { display:flex; flex-wrap:wrap; gap:10px 24px; margin-top:0; color:var(--muted); font-size:10px; }
.home-stats span { display:flex; align-items:baseline; gap:7px; }
.home-stats b { color:var(--green); font:900 21px ui-monospace,monospace; }

.quick-guide { position:relative; overflow:hidden; color:#eef5f0; background:linear-gradient(155deg,#1a3428 0%,#10261d 100%); border:1px solid #0a1711; box-shadow:10px 12px 0 rgba(24,32,28,.14),0 28px 70px -28px rgba(11,36,25,.45); }
.quick-guide::before { content:""; position:absolute; inset:0; pointer-events:none; opacity:.48; background:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px); background-size:28px 28px; mask-image:linear-gradient(135deg,#000,transparent 78%); }
.quick-guide::after { content:"06"; position:absolute; right:-18px; bottom:-45px; color:rgba(242,201,76,.055); font:900 160px/1 ui-monospace,monospace; letter-spacing:-.1em; }
.quick-guide>* { position:relative; z-index:1; }
.quick-guide-head { min-height:126px; display:flex; justify-content:space-between; gap:20px; padding:25px 25px 19px; border-bottom:1px solid rgba(218,232,222,.2); }
.quick-guide-head span { color:#f2c94c; font:800 8px ui-monospace,monospace; letter-spacing:.15em; }
.quick-guide-head h2 { margin:7px 0 4px; color:#fff; font:800 28px/1.1 "STKaiti","KaiTi",serif; }
.quick-guide-head p { margin:0; color:#9eb2a6; font-size:10px; }
.quick-guide-head img { width:76px; height:76px; flex:0 0 auto; object-fit:cover; background:#f2c94c; border:1px solid #080f0b; border-radius:50%; box-shadow:3px 4px 0 #080f0b; transform:rotate(4deg); }
.quick-task-grid { display:grid; grid-template-columns:1fr 1fr; }
.quick-task-grid button { position:relative; min-height:92px; display:grid; grid-template-columns:25px 1fr auto; grid-template-rows:auto auto; align-content:center; gap:2px 8px; padding:14px 15px; color:#e8f0eb; text-align:left; background:rgba(255,255,255,.025); border:0; border-right:1px solid rgba(218,232,222,.15); border-bottom:1px solid rgba(218,232,222,.15); cursor:pointer; transition:background .2s ease,color .2s ease,padding-left .2s ease; }
.quick-task-grid button:nth-child(2n) { border-right:0; }
.quick-task-grid button:hover,.quick-task-grid button:focus-visible { color:#14251d; background:#f2c94c; padding-left:19px; outline:0; }
.quick-task-grid button>span { grid-row:1/3; align-self:center; color:#f2c94c; font:800 8px ui-monospace,monospace; }
.quick-task-grid button:hover>span,.quick-task-grid button:focus-visible>span { color:#835d08; }
.quick-task-grid b { font:750 13px/1.25 "STKaiti","KaiTi",serif; }
.quick-task-grid small { grid-column:2; color:#8fa399; font-size:7.5px; white-space:nowrap; }
.quick-task-grid button:hover small,.quick-task-grid button:focus-visible small { color:#57491f; }
.quick-task-grid i { grid-column:3; grid-row:1/3; align-self:center; font:400 16px ui-monospace,monospace; transition:transform .2s ease; }
.quick-task-grid button:hover i { transform:translateX(3px); }
.quick-direct { display:flex; align-items:center; flex-wrap:wrap; gap:6px; padding:14px 15px; border-bottom:1px solid rgba(218,232,222,.15); }
.quick-direct>span { margin-right:auto; color:#93a79c; font:800 7px ui-monospace,monospace; letter-spacing:.12em; }
.quick-direct a { padding:4px 7px; color:#dbe7df; text-decoration:none; border:1px solid rgba(218,232,222,.25); font:750 8px ui-monospace,monospace; transition:color .16s ease,background .16s ease,border-color .16s ease; }
.quick-direct a:hover { color:#17251e; background:#fff; border-color:#fff; }
.quick-privacy { display:flex; align-items:center; gap:9px; margin:0; padding:11px 15px; color:#8fa399; font-size:8px; }
.quick-privacy b { color:#f2c94c; font:800 7px ui-monospace,monospace; letter-spacing:.12em; }

.hero-side { position: relative; min-height: 390px; display: grid; align-content: end; }
.mascot-card { position: absolute; z-index: 2; top: -26px; left: -36px; width: 180px; padding: 12px 12px 9px; background: var(--card); border: 1px solid var(--ink); box-shadow: 6px 7px 0 rgba(24,32,28,.16); transform: rotate(-4deg); }
.mascot-card img { display: block; width: 100%; aspect-ratio: 1; object-fit: contain; }
.mascot-card span { display: block; margin-top: 6px; color: var(--green); text-align: center; font: 700 10px/1.4 monospace; }
.privacy-note { position: relative; padding: 80px 34px 34px; background: #f6d86d; border: 1px solid var(--ink); box-shadow: 8px 9px 0 rgba(24, 32, 28, .13); transform: rotate(2.5deg); }
.privacy-note::after { content: ""; position: absolute; right: 8px; bottom: -13px; width: 75px; height: 23px; opacity: .6; background: rgba(255, 255, 255, .65); border: 1px solid rgba(24,32,28,.18); transform: rotate(-7deg); }
.privacy-note .pin { position: absolute; top: 14px; left: 50%; width: 13px; height: 13px; background: var(--orange); border: 1px solid var(--ink); border-radius: 50%; box-shadow: 2px 4px 3px rgba(0,0,0,.25); }
.privacy-note p { font: 700 11px monospace; letter-spacing: .1em; }
.privacy-note strong { display: block; margin: 22px 0; font: 800 28px/1.4 "STKaiti", "KaiTi", serif; }
.privacy-note small { font-size: 11px; color: #625827; }

.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; padding-top: 64px; margin-bottom: 12px; border-top: 2px solid var(--ink); position: relative; }
.section-heading::after { content: ""; position: absolute; top: -5px; left: 0; width: 9px; height: 9px; background: var(--orange); border: 1.5px solid var(--ink); border-radius: 50%; }
.section-heading.compact { padding-top: 48px; }
.section-heading.compact::after { top: -5px; }
.section-heading span { color: var(--orange); font: 700 10px monospace; letter-spacing: .16em; }
.section-heading h2 { margin: 8px 0 0; font: 800 32px/1.15 "STKaiti", "KaiTi", serif; letter-spacing: -.035em; }
.category-tabs { display: flex; flex-wrap: wrap; justify-content: end; gap: 6px; }
.category-tabs button { padding: 8px 16px; background: transparent; border: 1px solid var(--line); border-radius: 99px; cursor: pointer; font-size: 12px; font-weight: 600; transition: all .2s ease; }
.category-tabs button:hover { border-color: var(--ink); background: var(--card); }
.category-tabs button.active { color: var(--card); background: var(--ink); border-color: var(--ink); box-shadow: 0 2px 8px rgba(24,32,28,.15); }

.tool-groups { padding:28px 0 72px; }
.tool-group { margin-bottom:44px; }
.tool-group>header { display:grid; grid-template-columns:46px auto 1fr auto auto; align-items:center; gap:14px; margin-bottom:16px; padding-bottom:12px; border-bottom:1px solid var(--line); }
.tool-group>header>span { display:grid; place-items:center; width:34px; height:30px; color:var(--green-dark); background:var(--card); border:1.5px solid var(--ink); font:900 11px ui-monospace,monospace; box-shadow:2px 2px 0 var(--ink); transform:rotate(-2deg); }
.tool-group>header h3 { margin:0; font:800 24px "STKaiti","KaiTi",serif; letter-spacing: -.03em; }
.tool-group>header p { margin:0; color:var(--muted); font-size:11px; }
.tool-group>header b { color:var(--green); font:800 10px ui-monospace,monospace; }
.directory-toggle { min-width:72px; height:30px; display:inline-flex; align-items:center; justify-content:flex-end; gap:7px; padding:0 8px 0 11px; color:var(--green); background:transparent; border:1px solid transparent; border-radius:2px; cursor:pointer; font:800 9px ui-monospace,monospace; letter-spacing:.06em; transition:background .16s ease,border-color .16s ease,color .16s ease; }
.directory-toggle:hover { color:var(--card); background:var(--green); border-color:var(--ink); }
.directory-toggle:focus-visible { outline:2px solid var(--orange); outline-offset:2px; }
.directory-toggle-arrow { display:inline-block; font-size:17px; line-height:1; transform:translateY(-1px) rotate(0); transition:transform .2s ease; }
.directory-toggle[aria-expanded="false"] .directory-toggle-arrow { transform:translateY(1px) rotate(-90deg); }
.tool-group.is-collapsed { margin-bottom:17px; }
.tool-group.is-collapsed>header { margin-bottom:0; padding:16px 18px; background:rgba(255,253,247,.72); border:1px solid var(--line); box-shadow:0 7px 24px -22px rgba(24,32,28,.4); transition:background .2s ease,border-color .2s ease,transform .2s ease; }
.tool-group.is-collapsed>header:hover { background:#fff; border-color:var(--green); transform:translateX(3px); }
.tool-group.is-collapsed>header .directory-toggle { color:var(--card); background:var(--green); border-color:var(--green-dark); }
.tool-subgroups { display:grid; gap:22px; }
.tool-subgroup { position:relative; padding-left:18px; border-left:2px solid var(--line); }
.tool-subgroup::before { content:""; position:absolute; top:0; left:-2px; width:2px; height:32px; background:var(--green); }
.tool-subgroup>header { min-height:32px; display:flex; align-items:center; gap:10px; margin-bottom:10px; padding-bottom:8px; border-bottom:1px dashed var(--line); }
.tool-subgroup>header span { color:var(--orange); font:800 8px ui-monospace,monospace; }
.tool-subgroup>header h4 { margin:0; font:800 13px "STKaiti","KaiTi",serif; letter-spacing:.02em; }
.tool-subgroup>header b { margin-left:auto; color:var(--muted); font:700 8px ui-monospace,monospace; }
.tool-subgroup>header .directory-toggle { min-width:67px; height:26px; padding-right:5px; color:var(--muted); }
.tool-subgroup>header .directory-toggle:hover { color:var(--card); }
.tool-subgroup.is-collapsed>header { margin-bottom:0; }
.tool-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.tool-card { min-height: 220px; display: flex; flex-direction: column; padding: 28px 25px 25px; text-decoration: none; background: linear-gradient(180deg, #ffffff 0%, #fffdf7 100%); border: 1px solid var(--line); border-left: 4px solid var(--card-accent-border, var(--line)); border-radius: var(--radius); box-shadow: 0 1px 2px rgba(24,32,28,.03), 0 4px 14px -4px rgba(24,32,28,.06); transition: transform .35s cubic-bezier(.34,1.56,.64,1), box-shadow .35s ease, border-color .25s ease; position: relative; overflow: hidden; }
.tool-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(320px circle at var(--mx, 85%) var(--my, 0%), var(--card-accent-bg, rgba(29,98,69,.06)) 0%, transparent 65%);
  opacity: .55;
  transition: opacity .35s ease;
}
.tool-card:hover::before { opacity: 1; }
.tool-card > * { position: relative; z-index: 1; }
.tool-card:hover { z-index: 1; background: #ffffff; border-color: var(--card-accent-border, var(--ink)); box-shadow: 0 1px 0 rgba(255,255,255,.6) inset, 0 24px 50px -14px rgba(24,32,28,.14), 0 10px 30px -12px var(--card-accent-border, rgba(24,32,28,.18)), 7px 8px 0 var(--card-accent-border, rgba(24,32,28,.12)); transform: translate(-3px, -5px) rotate(-.25deg); }
.tool-card:nth-child(3n+2):hover { transform: translate(-3px, -5px) rotate(.25deg); }
.tool-card-top { display: flex; justify-content: space-between; align-items: start; gap: 8px; }
.tool-card-top-right { display: flex; align-items: center; gap: 8px; min-width: 0; }
.tool-free-badge { padding:4px 7px; color:#174b36; background:#e7f2e7; border:1px solid #9ebda6; font:800 7px/1 ui-monospace,monospace; letter-spacing:.06em; white-space:nowrap; }
.tool-icon { display: grid; place-items: center; min-width: 52px; height: 52px; padding: 0 8px; color: var(--card-accent-fg, var(--green)); background: var(--card-accent-bg, var(--paper)); border: 1.5px solid var(--card-accent-border, var(--ink)); border-radius: 48% 44% 52% 45%; font: 800 18px monospace; transition: transform .3s cubic-bezier(.34,1.56,.64,1), box-shadow .3s ease; }
.tool-card:hover .tool-icon { transform: scale(1.1) rotate(-5deg); box-shadow: 2.5px 3.5px 0 var(--card-accent-border, var(--ink)); }
.tool-category { padding: 4px 10px; color: var(--muted); border: 1px solid var(--line); border-radius: 99px; font-size: 10px; font-weight: 600; }
.tool-card h3 { margin: 28px 0 8px; font: 750 21px/1.3 "STKaiti", "KaiTi", serif; letter-spacing: -.02em; }
.tool-card p { flex: 1; margin: 0; color: var(--muted); font-size: 12.5px; line-height: 1.65; }
.tool-card-bottom { display: flex; justify-content: space-between; align-items: center; margin-top: 24px; font: 700 11px monospace; }
.tool-card-bottom span:last-child { font-size: 18px; transition: transform .3s cubic-bezier(.34,1.56,.64,1); }
.tool-card:hover .tool-card-bottom span:last-child { transform: translateX(6px); color: var(--orange); }
.tool-card.offline { opacity: .62; cursor: default; }
.tool-card.offline .tool-card-bottom { color: var(--red); }
.tool-card.kind-game { color:#eef4ef; background:#1e3328; border-color:#3a5545; }
.tool-card.kind-game::before { background: radial-gradient(ellipse at 85% 0%, rgba(242,201,76,.1) 0%, transparent 65%); }
.tool-card.kind-game .tool-icon { color:#1e3328; background:#f2c94c; border-color:#e0b840; }
.tool-card.kind-game .tool-category { color:#a3b8ab; border-color:#4f655a; }
.tool-card.kind-game h3 { color:#fff; }
.tool-card.kind-game p { color:#a3b8ab; }
.tool-card.kind-game .tool-card-bottom { color:#f2c94c; }
.tool-card.kind-game:hover { background:#142820; border-color:#f2c94c; box-shadow:0 20px 48px -12px rgba(242,201,76,.14), 0 4px 12px rgba(242,201,76,.08), 6px 7px 0 rgba(242,201,76,.25); }
.tool-card:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
  z-index: 1;
  background: var(--card);
  border-color: var(--ink);
  box-shadow: var(--shadow);
}
.related-tools { display:grid; grid-template-columns:220px 1fr; gap:24px; margin:28px 0; padding:24px; color:#edf4ef; background:#172b22; border:1px solid #0c1812; box-shadow:6px 7px 0 rgba(24,32,28,.14); }
.related-tools>div:first-child span { color:#f2c94c; font:800 8px ui-monospace,monospace; letter-spacing:.13em; }
.related-tools h2 { margin:8px 0 0; color:#fff; font:800 23px/1.15 "STKaiti","KaiTi",serif; }
.related-tool-links { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:7px; }
.related-tool-links a { min-width:0; display:grid; grid-template-columns:38px 1fr auto; align-items:center; gap:10px; padding:10px; color:#e9f0eb; text-decoration:none; border:1px solid #486053; background:rgba(255,255,255,.035); transition:background .18s ease,border-color .18s ease,transform .18s ease; }
.related-tool-links a:hover { color:#15241c; background:#f2c94c; border-color:#f2c94c; transform:translateX(3px); }
.related-tool-links a>b { display:grid; place-items:center; width:38px; height:34px; color:#172b22; background:#f2c94c; border:1px solid #0c1812; font:800 9px ui-monospace,monospace; }
.related-tool-links a:hover>b { background:#fff; }
.related-tool-links a>span { min-width:0; display:grid; }
.related-tool-links strong { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; font-size:10px; }
.related-tool-links small { color:#94a79c; font-size:7px; }
.related-tool-links a:hover small { color:#615321; }
.related-tool-links i { font-style:normal; }
.no-results { grid-column: 1 / -1; padding: 80px; text-align: center; color: var(--muted); border: 1px dashed var(--line); }

.ad-slot { min-height: 110px; display: grid; grid-template-columns: 115px 1fr auto; align-items: center; gap: 26px; margin-bottom: 72px; padding: 22px 28px; background: #dfe9de; border: 1px solid var(--green); border-radius: var(--radius); }
.ad-label { align-self: start; width: max-content; padding: 4px 8px; color: var(--green); border: 1px solid var(--green); font: 700 9px monospace; letter-spacing: .1em; }
.ad-slot h3 { margin: 0 0 3px; font: 750 18px "STKaiti", "KaiTi", serif; }
.ad-slot p { margin: 0; color: #59645c; font-size: 12px; }
.ad-slot a { padding: 9px 16px; color: var(--card); background: var(--green); border: 1px solid var(--ink); border-radius: 3px; text-decoration: none; font-size: 12px; box-shadow: 2px 3px 0 var(--ink); }

.principles { padding-bottom: 90px; }
.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 45px; padding-top: 38px; }
.principle-grid article { border-top: 2px solid var(--ink); }
.principle-grid b { display: inline-block; margin-top: -1px; padding: 5px 9px; color: var(--card); background: var(--ink); font: 700 10px monospace; }
.principle-grid h3 { margin: 22px 0 10px; font: 750 18px "STKaiti", "KaiTi", serif; }
.principle-grid p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.9; }

.site-footer { width: min(1180px, calc(100% - 40px)); min-height: 105px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--ink); position: relative; color: var(--muted); font-size: 11px; }
.site-footer::before { content: ""; position: absolute; top: -2px; left: 0; width: 64px; height: 3px; background: var(--orange); }
.site-footer strong { color: var(--ink); margin-right: 10px; }
.site-footer a { color: var(--green); transition: color .15s ease; }
.site-footer a:hover { color: var(--orange); }

.tool-view { padding-bottom: 80px; }
.tool-topbar { display: flex; justify-content: space-between; align-items: center; padding: 24px 0 42px; }
.back-link { font-size: 12px; text-decoration: none; }
.back-link:hover { color: var(--orange); }
.local-badge { color: var(--green); font: 700 10px monospace; letter-spacing: .06em; }
.tool-intro { max-width: 780px; margin-bottom: 42px; }
.tool-intro h1 { font-size: clamp(38px, 5vw, 61px); }
.tool-intro > p:last-child { margin: 14px 0 0; color: var(--muted); }
.workbench { border: 1px solid var(--ink); background: var(--card); box-shadow: var(--shadow); }
.two-column, .diff-grid { display: grid; grid-template-columns: 1fr 1fr; }
.work-pane { min-width: 0; }
.work-pane + .work-pane { border-left: 1px solid var(--ink); }
.pane-header { min-height: 47px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 0 15px; background: var(--paper-deep); border-bottom: 1px solid var(--ink); font-size: 12px; }
.pane-header span { color: var(--muted); font: 10px monospace; }
textarea { display: block; width: 100%; min-height: 420px; padding: 18px; resize: vertical; outline: 0; color: #26302a; background: var(--card); border: 0; font: 13px/1.75 "SFMono-Regular", Consolas, monospace; tab-size: 2; }
textarea:focus { box-shadow: inset 0 0 0 2px rgba(29,98,69,.25); }
select:focus-visible,
input[type="number"]:focus-visible,
input[type="color"]:focus-visible,
.wide-field input:focus-visible,
.wide-field select:focus-visible,
.settings-card input:focus-visible:not([type="checkbox"]):not([type="range"]),
.settings-card select:focus-visible,
.control-card select:focus-visible,
.control-card input:focus-visible,
.field input:focus-visible,
.field select:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 1px;
  border-color: var(--green);
}
.button-row, .diff-actions { display: flex; align-items: center; gap: 8px; padding: 12px; border-top: 1px solid var(--line); }
button { padding: 8px 13px; background: var(--card); border: 1px solid var(--ink); border-radius: 3px; cursor: pointer; font-size: 12px; }
button:hover { background: var(--paper-deep); }
.primary-button { display: inline-block; padding: 9px 18px; color: #fff; background: var(--green); border: 1px solid var(--ink); border-radius: 6px; box-shadow: 0 1px 2px rgba(24,32,28,.18), 0 3px 0 var(--green-dark); text-decoration: none; font-weight: 700; letter-spacing: .02em; transition: background .18s ease, transform .18s ease, box-shadow .18s ease; }
.primary-button:hover { background: var(--green-dark); transform: translateY(-1px); box-shadow: 0 2px 4px rgba(24,32,28,.2), 0 4px 0 var(--ink); }
.primary-button:active:not(:disabled) { transform: translateY(1px); box-shadow: 0 1px 0 var(--ink); transition: transform .06s ease, box-shadow .06s ease; }
button:active:not(:disabled) { transform: scale(.96); transition: transform .08s ease; }
.quiet-button { color: var(--muted); border-color: var(--line); }
.mini-button { padding: 4px 8px; font-size: 10px; }
.wide { width: 100%; margin-top: 5px; }
.json-tree { height: 474px; overflow: auto; padding: 16px; background: var(--card); font: 12px/1.8 "SFMono-Regular", Consolas, monospace; }
.empty-state { display: grid; place-items: center; min-height: 180px; color: #8b918c; text-align: center; }
.json-node { white-space: nowrap; }
.json-node details { margin-left: 17px; }
.json-node summary { cursor: pointer; list-style: none; }
.json-node summary::-webkit-details-marker { display: none; }
.json-node summary::before { content: "›"; display: inline-block; width: 14px; color: var(--orange); transition: transform .12s; }
.json-node details[open] > summary::before { transform: rotate(90deg); }
.json-key { color: #89501e; }
.json-string { color: var(--green); }
.json-number { color: #205b9b; }
.json-boolean, .json-null { color: #9b3f73; }
.json-count { color: #92978f; }
.inline-error { margin: 14px; padding: 10px 12px; color: #7d2018; background: #f6ded9; border-left: 3px solid var(--red); font-size: 12px; }

.diff-actions { margin-bottom: 12px; background: var(--paper-deep); border: 1px solid var(--ink); }
.diff-actions label { font-size: 11px; }
.diff-actions span { margin-left: auto; color: var(--muted); font-size: 11px; }
.diff-grid textarea { min-height: 300px; }
.diff-result { margin-top: 15px; overflow: auto; background: var(--card); border: 1px solid var(--ink); box-shadow: var(--shadow); font: 12px/1.65 "SFMono-Regular", Consolas, monospace; }
.diff-row { min-width: 700px; display: grid; grid-template-columns: 48px minmax(0,1fr) 48px minmax(0,1fr); border-bottom: 1px solid #e5dfd3; }
.diff-row > div { min-height: 26px; padding: 3px 10px; white-space: pre-wrap; overflow-wrap: anywhere; }
.diff-row .line-no { color: #949a94; background: #efebe2; text-align: right; user-select: none; }
.diff-row .right-text { border-left: 1px solid #ddd5c7; }
.diff-row.added .right-text, .diff-row.added .right-no { background: #dceddb; }
.diff-row.removed .left-text, .diff-row.removed .left-no { background: #f3d9d3; }
.diff-row.changed .left-text, .diff-row.changed .left-no { background: #f3d9d3; }
.diff-row.changed .right-text, .diff-row.changed .right-no { background: #dceddb; }

.image-workbench { background: var(--card); border: 1px solid var(--ink); box-shadow: var(--shadow); }
.dropzone { min-height: 390px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; padding: 40px; background-image: linear-gradient(45deg, rgba(24,32,28,.035) 25%, transparent 25%), linear-gradient(-45deg, rgba(24,32,28,.035) 25%, transparent 25%); background-size: 24px 24px; cursor: pointer; text-align: center; }
.dropzone.dragging { background-color: #e4ecdf; box-shadow: inset 0 0 0 4px var(--green); }
.dropzone input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.drop-icon { display: grid; place-items: center; width: 76px; height: 76px; margin-bottom: 12px; color: var(--green); background: var(--paper); border: 1px solid var(--ink); border-radius: 50%; font: 38px serif; box-shadow: 4px 5px 0 var(--ink); }
.dropzone strong { font: 750 22px "STKaiti", "KaiTi", serif; }
.dropzone small { color: var(--muted); }
.image-editor { display: grid; grid-template-columns: 1fr 300px; min-height: 500px; }
.preview-stage { min-width: 0; display: grid; place-items: center; align-content: center; gap: 18px; padding: 35px; background: #d7d1c7; background-image: linear-gradient(45deg,#c9c3b8 25%,transparent 25%),linear-gradient(-45deg,#c9c3b8 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#c9c3b8 75%),linear-gradient(-45deg,transparent 75%,#c9c3b8 75%); background-position: 0 0,0 8px,8px -8px,-8px 0; background-size: 16px 16px; }
.preview-stage img { max-width: 100%; max-height: 390px; object-fit: contain; filter: drop-shadow(0 9px 13px rgba(0,0,0,.17)); }
.preview-stage span { padding: 4px 9px; color: var(--card); background: rgba(24,32,28,.78); font: 10px monospace; }
.control-card { padding: 28px; border-left: 1px solid var(--ink); }
.control-card label { display: block; margin-bottom: 18px; font-size: 11px; font-weight: 650; }
.control-card select, .control-card input[type="number"] { width: 100%; height: 39px; margin-top: 6px; padding: 0 10px; background: var(--paper); border: 1px solid var(--line); }
.control-card input[type="color"] { display: block; width: 100%; height: 38px; margin-top: 6px; padding: 3px; background: var(--paper); border: 1px solid var(--line); }
.control-card input[type="range"] { width: 100%; margin-top: 8px; accent-color: var(--green); }
.inline-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.check-label { font-weight: 400 !important; }

.icon-editor { display: grid; grid-template-columns: 275px 1fr; min-height: 480px; }
.icon-source { padding: 26px; background: var(--paper-deep); border-right: 1px solid var(--ink); text-align: center; }
.checker { aspect-ratio: 1; display: grid; place-items: center; background-color: #d7d1c7; background-image: linear-gradient(45deg,#c2bbae 25%,transparent 25%),linear-gradient(-45deg,#c2bbae 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#c2bbae 75%),linear-gradient(-45deg,transparent 75%,#c2bbae 75%); background-position: 0 0,0 10px,10px -10px,-10px 0; background-size: 20px 20px; border: 1px solid var(--ink); }
.checker img { max-width: 100%; max-height: 100%; }
.icon-source p { color: var(--muted); font: 10px/1.6 monospace; }
.icon-outputs { min-width: 0; }
.icon-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); }
.icon-output { min-height: 160px; display: grid; place-items: center; align-content: center; gap: 10px; padding: 15px; background: var(--card); cursor: pointer; }
.icon-output:hover { background: #e8efe5; }
.icon-output canvas { max-width: 78px; max-height: 78px; image-rendering: auto; }
.icon-output strong { font: 700 11px monospace; }
.icon-output small { color: var(--muted); }

.sponsor-dialog { width: min(620px, calc(100% - 32px)); padding: 42px; color: var(--ink); background: var(--card); border: 1px solid var(--ink); border-radius: var(--radius); box-shadow: 10px 12px 0 rgba(0,0,0,.25); }
.sponsor-dialog::backdrop { background: rgba(19, 25, 21, .65); backdrop-filter: blur(3px); }
.sponsor-dialog h2 { margin: 0 0 12px; font: 800 31px "STKaiti", "KaiTi", serif; }
.sponsor-dialog > p:not(.eyebrow) { color: var(--muted); font-size: 13px; }
.sponsor-heading { display: grid; grid-template-columns: 118px 1fr; gap: 20px; align-items: center; }
.sponsor-heading > img { width: 118px; aspect-ratio: 1; object-fit: contain; background: var(--paper); border: 1px solid var(--line); border-radius: 50% 46% 52% 48%; }
.sponsor-heading .eyebrow { margin-bottom: 7px; }
.sponsor-heading h2 { margin-bottom: 6px; }
.sponsor-heading p:last-child { margin: 0; color: var(--muted); font-size: 12px; }
.dialog-close { position: absolute; top: 12px; right: 12px; width: 34px; height: 34px; padding: 0; border-radius: 50%; }
.sponsor-codes { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 25px 0 15px; }
.sponsor-code { padding: 13px; border: 1px solid var(--line); text-align: center; }
.sponsor-code img { display: block; width: 100%; aspect-ratio: 1; object-fit: contain; margin-bottom: 8px; }
.sponsor-code.empty { display: grid; place-items: center; min-height: 180px; color: var(--muted); background: var(--paper); font-size: 11px; }
.sponsor-paypal { grid-column: 1 / -1; display: grid; grid-template-columns: 44px minmax(0, 1fr) auto; gap: 13px; align-items: center; min-height: 72px; padding: 12px 14px; color: var(--ink); background: linear-gradient(105deg, #f5fbff 0%, #fff 62%, #eef8ff 100%); border-color: #8cb9d9; text-align: left; text-decoration: none; box-shadow: 0 8px 22px -18px #003087; transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease; }
.sponsor-paypal:hover { transform: translateY(-2px); border-color: #0070e0; box-shadow: 0 13px 28px -18px #003087; }
.sponsor-paypal:focus-visible { outline: 3px solid rgba(0,112,224,.28); outline-offset: 2px; }
.sponsor-paypal-mark { display: grid; place-items: center; width: 44px; aspect-ratio: 1; color: #fff; background: linear-gradient(145deg, #003087, #0070e0); border-radius: 13px 13px 13px 5px; font: 900 25px/1 Georgia, serif; box-shadow: inset -5px -5px 12px rgba(0,0,0,.13); }
.sponsor-paypal-copy { min-width: 0; }
.sponsor-paypal-copy strong { display: block; color: #003087; font: 800 17px/1.2 Georgia, serif; letter-spacing: -.02em; }
.sponsor-paypal-copy small { margin-top: 4px; line-height: 1.45; }
.sponsor-paypal-action { color: #0070e0; font-size: 11px; font-weight: 800; white-space: nowrap; }
.toast { position: fixed; z-index: 20; left: 50%; bottom: 28px; padding: 9px 16px; color: white; background: var(--ink); border-radius: 3px; opacity: 0; pointer-events: none; transform: translate(-50%, 10px); transition: .2s; font-size: 12px; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast[data-tone="error"] { background: #8f2f24; }
.toast[data-tone="warning"] { color: var(--ink); background: #f6d86d; border: 1px solid var(--ink); }

.maintenance-page { min-height: 100vh; display: grid; place-items: center; padding: 25px; background: var(--paper); }
.maintenance-card { width: min(680px, 100%); padding: 70px 60px; text-align: center; background: var(--card); border: 1px solid var(--ink); box-shadow: 9px 11px 0 var(--ink); }
.maintenance-sign { display: grid; place-items: center; width: 80px; height: 70px; margin: 0 auto 30px; background: #f6d86d; border: 2px solid var(--ink); clip-path: polygon(50% 0, 100% 100%, 0 100%); }
.maintenance-sign span { margin-top: 24px; font: 900 29px serif; }
.maintenance-card h1 { font-size: clamp(34px, 6vw, 53px); }
.maintenance-card > p:not(.eyebrow) { max-width: 480px; margin: 20px auto 30px; color: var(--muted); }
.maintenance-card .primary-button { padding: 10px 22px; }
.maintenance-card small { display: block; margin-top: 24px; color: #92978f; }

.info-main { min-height: calc(100vh - 84px); padding: 70px 0 110px; }
.info-article { width: min(760px, 100%); margin: 0 auto; }
.info-article h1 { margin: 0 0 28px; font: 800 clamp(45px, 7vw, 72px)/1.15 "STKaiti", "KaiTi", serif; }
.info-article h2 { margin: 48px 0 12px; padding-top: 18px; border-top: 1px solid var(--line); font: 750 23px "STKaiti", "KaiTi", serif; }
.info-article p { color: #505852; line-height: 2; }
.info-article .info-lead { padding: 22px 25px; color: var(--ink); background: #f6d86d; border: 1px solid var(--ink); font-size: 15px; box-shadow: 4px 5px 0 rgba(24,32,28,.15); }
.rate-card { margin: 45px 0; padding: 28px 32px; background: var(--card); border: 1px solid var(--ink); box-shadow: var(--shadow); }
.rate-card > span { color: var(--orange); font: 700 10px monospace; letter-spacing: .12em; }
.rate-card h2 { margin: 9px 0 16px; padding: 0; border: 0; }
.rate-card ul { margin: 0; padding-left: 20px; color: var(--muted); line-height: 2; font-size: 13px; }
.business-form { margin-top: 24px; padding: 26px; background: var(--card); border: 1px solid var(--ink); box-shadow: var(--shadow); }
.business-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.business-form label { display: grid; gap: 6px; color: var(--ink); font-size: 10px; font-weight: 750; }
.business-form label.wide { grid-column: 1 / -1; }
.business-form input,.business-form textarea { width: 100%; padding: 10px 11px; background: var(--paper); border: 1px solid var(--line); outline: 0; }
.business-form input:focus,.business-form textarea:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(29,98,69,.12); }
.business-form .primary-button { margin-top: 16px; }
.business-form > small { display: block; margin-top: 10px; color: var(--muted); line-height: 1.6; }
.business-result { min-height: 20px; margin: 12px 0 0 !important; font-size: 11px; }
.business-result.success { color: var(--green); }
.business-result.error { color: #8b1e15; }
.business-trap { position: absolute !important; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

@media (max-width: 1023px) {
  .page-directory-toggle {
    position:fixed; z-index:42; left:0; top:118px; display:grid; gap:2px; width:48px; padding:11px 6px 10px;
    color:var(--card); background:var(--green); border:1px solid var(--ink); border-left:0;
    box-shadow:3px 4px 0 rgba(24,32,28,.22); cursor:pointer; writing-mode:vertical-rl;
    transition:transform .2s ease,background .2s ease;
  }
  .page-directory-toggle span { color:#f3c95e; font:850 7px/1 ui-monospace,monospace; letter-spacing:.12em; }
  .page-directory-toggle b { font:850 10px/1 ui-monospace,monospace; letter-spacing:.08em; }
  .page-directory-toggle:hover,.page-directory-toggle[aria-expanded="true"] { background:var(--ink); }
  .page-directory-toggle[aria-expanded="true"] { transform:translateX(292px); }
  .page-directory-scrim { position:fixed; z-index:39; inset:0; display:block; background:rgba(16,23,19,.3); opacity:0; pointer-events:none; transition:opacity .2s ease; }
  .page-directory-scrim.is-open { opacity:1; pointer-events:auto; }
  .page-directory {
    position:fixed; z-index:41; inset:74px auto 14px 0; top:74px; left:0; width:292px; max-height:none;
    padding:18px 14px 16px; background:rgba(244,240,230,.97); border-left:0;
    transform:translateX(calc(-100% - 8px)); transition:transform .24s cubic-bezier(.22,1,.36,1);
  }
  .page-directory.is-open { transform:translateX(0); }
  .page-directory-label { margin:0 0 14px 7px; font-size:10px; }
}

@media (max-width: 850px) {
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 55px; padding: 70px 0; }
  .quick-guide { width:min(560px,100%); margin:0 auto; }
  .privacy-note { width: min(310px, 90%); margin-left: auto; }
  .related-tools { grid-template-columns:1fr; }
  .tool-grid { grid-template-columns: 1fr 1fr; }
  .two-column, .diff-grid, .image-editor, .icon-editor { grid-template-columns: 1fr; }
  .work-pane + .work-pane, .control-card, .icon-source { border-left: 0; border-top: 1px solid var(--ink); }
  .diff-grid .work-pane + .work-pane { border-left: 0; }
  .principle-grid { gap: 20px; }
}

@media (max-width: 860px) {
  .hamburger { display: flex; }
  .site-header { --header-h: 70px; }
  .top-nav {
    position: fixed;
    top: var(--header-h, 70px); left: 0; right: 0;
    z-index: 30;
    flex-direction: column;
    gap: 0;
    padding: 8px;
    background: rgba(244,240,230,.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--ink);
    box-shadow: 0 10px 30px rgba(24,32,28,.10), 4px 5px 0 rgba(24,32,28,.06);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform .25s ease, opacity .2s ease;
  }
  .top-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .top-nav a, .top-nav .text-button {
    padding: 11px 8px;
    font-size: 14px;
    text-align: left;
    border-bottom: 1px solid var(--line);
  }
  .top-nav a:last-of-type, .top-nav .text-button { border-bottom: 0; }
  .lang-toggle { width: max-content; }
}

@media (max-width: 600px) {
  .site-header, main, .site-footer { width: min(100% - 24px, 1180px); }
  .site-header { width: 100%; padding-inline: 12px; min-height: 70px; position: sticky; top: 0; z-index: 25; }
  .page-directory { inset:70px auto 10px 0; width:min(292px,calc(100vw - 54px)); }
  .page-directory-toggle { top:104px; width:42px; padding-inline:5px; }
  .page-directory-toggle[aria-expanded="true"] { transform:translateX(min(292px,calc(100vw - 54px))); }
  .hero h1 { font-size: 39px; }
  .hero { gap:38px; padding:48px 0 55px; }
  .hero-lead { margin:24px 0; font-size:14px; }
  .quick-guide-head { min-height:112px; padding:20px 18px 16px; }
  .quick-guide-head img { width:64px; height:64px; }
  .quick-guide-head h2 { font-size:24px; }
  .quick-task-grid { grid-template-columns:1fr; }
  .quick-task-grid button { min-height:76px; border-right:0; }
  .quick-direct>span { width:100%; margin-bottom:3px; }
  .section-heading { align-items: start; flex-direction: column; }
  .category-tabs { justify-content: start; }
  .tool-grid { grid-template-columns: 1fr; padding-bottom: 0; }
  .tool-groups { padding-bottom:45px; }
  .tool-group>header { grid-template-columns:32px 1fr auto auto; gap:8px; }
  .tool-group>header p { grid-column:2/-1; grid-row:2; }
  .tool-group>header h3 { font-size:19px; }
  .directory-toggle { min-width:35px; width:35px; padding:0; justify-content:center; }
  .directory-toggle-action { position:absolute; width:1px; height:1px; overflow:hidden; clip-path:inset(50%); white-space:nowrap; }
  .tool-subgroup>header .directory-toggle { min-width:30px; width:30px; }
  .tool-subgroup { padding-left:10px; }
  .tool-card { min-height: 190px; }
  .ad-slot { grid-template-columns: 1fr; gap: 10px; }
  .ad-slot a { width: max-content; }
  .principle-grid { grid-template-columns: 1fr; }
  .site-footer { align-items: start; flex-direction: column; justify-content: center; padding: 24px 0; }
  .tool-topbar { padding-bottom: 32px; }
  .tool-intro h1 { font-size: 34px; line-height: 1.28; overflow-wrap: anywhere; }
  .local-badge { font-size: 8px; }
  textarea { min-height: 320px; }
  .button-row { flex-wrap: wrap; }
  .business-form-grid { grid-template-columns: 1fr; }
  .business-form label.wide { grid-column: auto; }
  .diff-actions { align-items: start; flex-wrap: wrap; }
  .diff-actions span { width: 100%; margin-left: 0; }
  .icon-grid { grid-template-columns: repeat(2, 1fr); }
  .sponsor-dialog { padding: 36px 22px; }
  .sponsor-heading { grid-template-columns: 82px 1fr; gap: 13px; }
  .sponsor-heading > img { width: 82px; }
  .sponsor-heading h2 { font-size: 24px; }
  .sponsor-codes { grid-template-columns: 1fr; }
  .sponsor-paypal { grid-column: auto; grid-template-columns: 42px 1fr; }
  .sponsor-paypal-action { grid-column: 2; }
  .maintenance-card { padding: 55px 25px; box-shadow: 6px 8px 0 var(--ink); }
  button, .primary-button { min-height: 42px; padding: 10px 16px; font-size: 13px; }
  .category-tabs button { min-height: 40px; padding: 10px 16px; font-size: 13px; }
  .tool-card-bottom span:first-child { font-size: 12px; }
  .related-tools { margin:20px 0; padding:18px 14px; }
  .related-tool-links { grid-template-columns:1fr; }
  .page-directory-label { font-size: 9px; }
  .anime-badge { display:none; }
}

/* ---------- 账号系统 ---------- */
.account-main { min-height: calc(100vh - 84px); display: grid; place-items: center; padding: 60px 20px 100px; }
.account-panel { width: min(460px, 100%); padding: 34px; background: var(--card); border: 1.5px solid var(--ink); border-radius: var(--radius); box-shadow: 6px 8px 0 rgba(24,32,28,.14), 0 24px 48px -24px rgba(24,32,28,.18); }
.account-panel h1 { margin: 0 0 6px; font: 800 30px/1.2 "STKaiti", "KaiTi", serif; }
.account-panel .eyebrow { margin-bottom: 10px; }
.account-panel > p.lead { margin: 0 0 24px; color: var(--muted); font-size: 12.5px; line-height: 1.7; }
.account-form label { display: block; margin-bottom: 16px; font-size: 11px; font-weight: 700; }
.account-form input { display: block; width: 100%; min-height: 44px; margin-top: 7px; padding: 9px 12px; background: var(--paper); border: 1px solid var(--line); border-radius: 4px; font-size: 14px; }
.account-form input:focus { outline: 2px solid var(--orange); outline-offset: 1px; border-color: var(--green); }
.account-form .primary-button { width: 100%; margin-top: 6px; padding: 12px; }
.account-form .hint { display: block; margin-top: 5px; color: var(--muted); font-size: 10.5px; line-height: 1.6; }
.account-links { display: flex; justify-content: space-between; gap: 12px; margin-top: 16px; font-size: 12px; }
.account-links a { color: var(--green); text-decoration: none; }
.account-links a:hover { color: var(--orange); }
.account-error { display: none; margin-bottom: 16px; padding: 10px 12px; color: #7d2018; background: #f6ded9; border-left: 3px solid var(--red); font-size: 12px; }
.account-error.show { display: block; }
.account-step { display: none; }
.account-step.active { display: block; }
.account-role-badge { display: inline-block; margin-left: 8px; padding: 2px 8px; color: var(--card); background: var(--green); border: 1px solid var(--ink); font: 800 10px monospace; }
.account-role-badge.admin { background: var(--orange); }
.account-card { width: min(760px, 100%); }
.account-meta { display: grid; gap: 8px; margin: 8px 0 24px; padding: 16px; background: var(--paper); border: 1px solid var(--line); }
.account-meta div { display: flex; justify-content: space-between; gap: 12px; font-size: 12px; }
.account-meta b { color: var(--muted); font-weight: 600; }
.admin-users { margin-top: 8px; overflow-x: auto; }
.admin-users table { width: 100%; border-collapse: collapse; font-size: 12px; }
.admin-users th, .admin-users td { padding: 9px 10px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
.admin-users th { color: var(--muted); font: 700 10px monospace; }
.admin-users .mini-button { padding: 4px 9px; font-size: 10px; }
.admin-section { margin-top: 28px; padding-top: 22px; border-top: 2px solid var(--ink); }
.admin-section h2 { margin: 0 0 14px; font: 750 20px "STKaiti", "KaiTi", serif; }
.account-notice { padding: 14px 16px; color: #4e4525; background: #fff2b7; border: 1px solid #a98b2c; font-size: 12px; line-height: 1.7; }
.sponsor-voluntary { margin: 18px 0 0; padding: 12px 14px; color: var(--muted); background: var(--paper); border: 1px dashed var(--line); font-size: 12px; line-height: 1.7; }
.sponsor-code small { display: block; margin-top: 6px; color: var(--muted); font-size: 10px; }
.account-nav-links { display: flex; align-items: center; gap: 18px; }
@media (max-width: 600px) {
  .account-panel { padding: 26px 20px; }
  .account-nav-links { gap: 10px; font-size: 12px; }
}

/* ---------- 平台定位 / 新页面 ---------- */
.top-nav a.active { color: var(--orange); }
.top-nav a.active::after { transform: scaleX(1); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px 28px; margin-top: 30px; }
.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.hero-cta a { font-weight: 650; }
.hero-cta a:not(.primary-button) { color: var(--green); text-decoration: underline; text-underline-offset: 4px; }
.hero-cta a:not(.primary-button):hover { color: var(--orange); }
.home-author { padding: 26px 0 10px; }
.home-author-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.home-author-head span { color: var(--orange); font: 700 10px monospace; letter-spacing: .14em; }
.home-author-head h2 { margin: 6px 0 0; font: 800 26px/1.2 "STKaiti", "KaiTi", serif; }
.author-card-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; }
.author-card { display: block; padding: 20px; text-decoration: none; background: var(--card); border: 1px solid var(--line); border-left: 3px solid var(--green); border-radius: var(--radius); transition: transform .25s cubic-bezier(.34,1.56,.64,1), box-shadow .25s ease, border-color .2s ease; }
.author-card:hover { border-color: var(--ink); box-shadow: var(--shadow), 0 14px 34px -18px rgba(24,32,28,.22); transform: translateY(-4px); }
.author-card b { color: var(--green); font: 800 10px monospace; }
.author-card h3 { margin: 12px 0 6px; font: 750 17px/1.3 "STKaiti", "KaiTi", serif; }
.author-card p { margin: 0; color: var(--muted); font-size: 11.5px; line-height: 1.65; }
.why-free { margin-top: 8px; padding: 26px 0 6px; }
.why-free .principle-grid { padding-top: 20px; }
.api-status { display: inline-block; padding: 2px 9px; border-radius: 99px; font: 800 10px monospace; letter-spacing: .06em; }
.api-status.ok { color: var(--green-dark); background: #e9f4eb; border: 1px solid #8fb69a; }
.api-status.maintenance { color: #8b4a1a; background: #f6ecd7; border: 1px solid #d4aa7a; }
.cooperation-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 10px; }
.cooperation-grid article { padding: 22px; background: var(--card); border: 1px solid var(--ink); box-shadow: 3px 4px 0 rgba(24,32,28,.1); }
.cooperation-grid b { display: inline-block; padding: 4px 8px; color: var(--card); background: var(--ink); font: 700 10px monospace; }
.cooperation-grid h2 { margin: 14px 0 8px; font: 750 20px "STKaiti", "KaiTi", serif; }
.cooperation-grid p { margin: 0 0 14px; color: var(--muted); font-size: 12px; line-height: 1.8; }
.cooperation-grid a { color: var(--green); font-weight: 700; }
.cooperation-grid a:hover { color: var(--orange); }
.sponsor-panel { width: min(520px, 100%); padding: 34px; background: var(--card); border: 1.5px solid var(--ink); border-radius: var(--radius); box-shadow: 6px 8px 0 rgba(24,32,28,.14), 0 24px 48px -24px rgba(24,32,28,.18); }
.sponsor-panel h1 { margin: 0 0 6px; font: 800 30px/1.2 "STKaiti", "KaiTi", serif; }
.sponsor-panel .eyebrow { margin-bottom: 10px; }
.sponsor-panel .lead { margin: 0 0 20px; color: var(--muted); font-size: 13px; line-height: 1.8; }
.sponsor-panel .sponsor-codes { margin: 0 0 8px; }
.sponsor-panel .sponsor-voluntary a { color: var(--green); font-weight: 700; }
.catalog-hero h1 em { background: linear-gradient(120deg, #1d6245 0%, #2a7a57 55%, #0f4a33 100%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
/* 中英文语言切换按钮 */
.lang-toggle { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; color: var(--green); background: var(--card); border: 1px solid var(--line); border-radius: 99px; font: 700 11px monospace; cursor: pointer; transition: color .15s ease, border-color .15s ease, background .15s ease; }
.lang-toggle:hover { color: var(--card); background: var(--green); border-color: var(--ink); }
/* 工具页作者导流模块 */
.tool-author-module { margin-top: 34px; padding: 24px; background: var(--card); border: 1px solid var(--ink); box-shadow: var(--shadow); }
.tool-author-module-head span { color: var(--orange); font: 700 10px monospace; letter-spacing: .14em; }
.tool-author-module-head h2 { margin: 7px 0 0; font: 750 20px "STKaiti", "KaiTi", serif; }
.tool-author-module-links { display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 14px; }
.tool-author-module-links a { color: var(--green); font-weight: 700; font-size: 13px; }
.tool-author-module-links a:hover { color: var(--orange); }
.tool-author-module-links a.weak { color: var(--muted); font-weight: 500; font-size: 12px; }
/* QQ 群（仅登录可见） */
.qq-group-card { margin-top: 18px; padding: 16px; background: var(--paper); border: 1px solid var(--line); }
.qq-group-card b { color: var(--green); font: 800 11px monospace; }
.qq-group-card .qq-number { font: 900 22px ui-monospace, monospace; color: var(--orange); letter-spacing: .04em; }
@media (max-width: 900px) { .author-card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .author-card-grid, .cooperation-grid { grid-template-columns: 1fr; } }

/* 二次元吧唧徽章（角落装饰） */
.anime-badge {
  position: fixed;
  left: 16px; bottom: 16px;
  z-index: 40;
  width: 54px; height: 54px;
  border-radius: 50%;
  border: 2px solid var(--ink);
  background: var(--card);
  box-shadow: 2px 3px 0 rgba(24,32,28,.25), inset 0 0 0 3px #fff, inset 0 0 0 4px rgba(24,32,28,.55);
  overflow: hidden;
  transform: rotate(-8deg);
  cursor: default;
  transition: transform .25s cubic-bezier(.34,1.56,.64,1);
}
.anime-badge img { width: 100%; height: 100%; object-fit: cover; display: block; }
.anime-badge::before {
  content: "";
  position: absolute; inset: 0; z-index: 2;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 26%, rgba(255,255,255,.75), rgba(255,255,255,0) 42%);
  pointer-events: none;
}
.anime-badge-shine {
  position: absolute; z-index: 3;
  top: 6%; left: 6%; right: 6%; height: 34%;
  border-radius: 50%;
  background: linear-gradient(180deg, rgba(255,255,255,.7), rgba(255,255,255,.08));
  transform: rotate(-8deg);
  pointer-events: none;
}
.anime-badge:hover { transform: rotate(0deg) scale(1.1); }
@media (max-width: 600px) { .anime-badge { width: 46px; height: 46px; left: 10px; bottom: 10px; } }
/* 账号页：昵称 + API Key */
.account-card-row { display: flex; flex-wrap: wrap; align-items: end; gap: 10px; margin-top: 18px; padding: 14px; background: var(--paper); border: 1px solid var(--line); }
.account-card-row label { display: grid; gap: 5px; flex: 1 1 200px; font-size: 11px; font-weight: 700; }
.account-card-row input { min-height: 38px; padding: 8px 10px; border: 1px solid var(--line); background: var(--card); }
.key-create-row { display: flex; flex-wrap: wrap; align-items: end; gap: 10px; margin-bottom: 12px; }
.key-create-row label { display: grid; gap: 5px; flex: 1 1 200px; font-size: 11px; font-weight: 700; }
.key-create-row input { min-height: 36px; padding: 7px 9px; border: 1px solid var(--line); background: var(--card); }
.key-created { margin: 10px 0; padding: 12px; background: #eef6ee; border: 1px solid var(--green); }
.key-created b { display: block; margin-bottom: 6px; font: 700 11px monospace; color: var(--green-dark); }
.key-created code { display: block; overflow-wrap: anywhere; font: 12px/1.6 monospace; user-select: all; }
.mcp-preview { margin-top: 12px; padding: 14px; background: var(--paper); border: 1px solid var(--line); }
/* 如何调用 说明弹窗 */
.api-doc-dialog { width: min(560px, calc(100% - 32px)); padding: 30px; color: var(--ink); background: var(--card); border: 1.5px solid var(--ink); border-radius: var(--radius); box-shadow: 8px 10px 0 rgba(24,32,28,.22); }
.api-doc-dialog::backdrop { background: rgba(19,25,21,.6); backdrop-filter: blur(3px); }
.api-doc-body h2 { margin: 0 0 8px; font: 800 26px/1.2 "STKaiti","KaiTi",serif; }
.api-doc-intro { margin: 0 0 18px; color: var(--muted); font-size: 12.5px; line-height: 1.8; }
.api-doc-block { margin-top: 14px; }
.api-doc-block > span { display: block; margin-bottom: 6px; color: var(--orange); font: 800 9px monospace; letter-spacing: .14em; }
.api-doc-block code, .api-doc-block pre { display: block; padding: 12px 14px; background: var(--paper); border: 1px solid var(--line); font: 12px/1.7 monospace; overflow-wrap: anywhere; white-space: pre-wrap; }
.api-doc-note { margin: 18px 0 0; padding: 10px 12px; color: var(--muted); background: var(--paper); border: 1px dashed var(--line); font-size: 11px; line-height: 1.7; }
.api-doc-note code { font: 11px monospace; color: var(--green-dark); }
/* 工具卡片与标题旁的 “?” 按钮 */
.api-doc-btn { flex: 0 0 auto; display: flex; align-items: center; justify-content: center; width: 22px; height: 22px; aspect-ratio: 1; padding: 0; color: var(--green); background: var(--card); border: 1px solid var(--line); border-radius: 999px; font: 800 12px/1 monospace; line-height: 1; cursor: pointer; transition: color .15s ease, background .15s ease, border-color .15s ease, transform .15s ease; }
.api-doc-btn:hover { color: var(--card); background: var(--green); border-color: var(--ink); transform: scale(1.1); }
.api-doc-btn:focus-visible { outline: 2px solid var(--orange); outline-offset: 1px; }

/* ---------- 2026 editorial layout refinement ---------- */
.top-nav a[href="/account"],
.top-nav a[href^="/account/"],
.top-nav a[href="/api"],
.top-nav a[href="/mcp"] { display: none !important; }

.home-view { position: relative; }
.hero {
  position: relative;
  isolation: isolate;
  min-height: 650px;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: clamp(64px, 8vw, 118px);
  padding: 98px 2% 104px;
}
.hero::before {
  content: "TOOLS / 001";
  position: absolute;
  top: 34px;
  right: 2%;
  color: rgba(24,32,28,.35);
  font: 750 9px/1 ui-monospace, monospace;
  letter-spacing: .18em;
}
.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 26px -22px 28px;
  border: 1px solid rgba(24,32,28,.08);
  background: linear-gradient(135deg, rgba(255,255,255,.38), rgba(255,255,255,.06) 52%, rgba(29,98,69,.025));
  box-shadow: 0 32px 90px -72px rgba(24,32,28,.45);
}
.hero-copy { min-width: 0; }
.hero h1 { max-width: 790px; font-size: clamp(54px, 5.6vw, 82px); line-height: 1.04; }
.hero-lead { max-width: 690px; margin: 34px 0 30px; font-size: 16px; line-height: 2; }
.search-box { max-width: 700px; }
.hero-actions { max-width: 700px; padding-top: 2px; }
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 24px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid rgba(24,32,28,.14);
  color: var(--muted);
  list-style: none;
  font-size: 10px;
}
.hero-trust li { display: inline-flex; align-items: center; gap: 7px; }
.hero-trust li::before { content: "✓"; color: var(--green); font-weight: 900; }
.hero-side { align-content: center; min-height: 430px; }

.section-heading { padding-top: 76px; margin-bottom: 24px; }
.tool-groups { padding-top: 22px; }
.tool-group { margin-bottom: 58px; }
.tool-group > header { min-height: 54px; margin-bottom: 20px; }
.tool-grid { gap: 18px; }
.tool-card { min-height: 232px; padding: 29px 26px 25px; }
.home-author,
.why-free,
.principles { padding-inline: clamp(0px, 2vw, 24px); }
.home-editorial { display:grid; grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr); gap:clamp(36px,7vw,88px); margin:34px 0 70px; padding:54px clamp(26px,5vw,64px); color:#f7f3e9; background:var(--green-dark); border:1px solid var(--ink); box-shadow:8px 10px 0 rgba(24,32,28,.16); }
.home-editorial-intro>span { color:#f4c36b; font:800 9px/1 monospace; letter-spacing:.16em; }
.home-editorial h2 { margin:18px 0 15px; font:760 clamp(30px,3.5vw,45px)/1.22 "STKaiti","KaiTi",serif; }
.home-editorial-intro p { margin:0 0 23px; color:#d5e0d8; font-size:12px; line-height:1.95; }
.home-editorial a { color:#f4c36b; font-size:11px; font-weight:800; text-underline-offset:4px; }
.home-update-list article { display:grid; grid-template-columns:88px 1fr; gap:17px; padding:18px 0; border-bottom:1px solid rgba(255,255,255,.16); }
.home-update-list time { color:#f4c36b; font:800 9px/1.5 monospace; }
.home-update-list b { font:730 16px "STKaiti","KaiTi",serif; }
.home-update-list p { margin:5px 0 0; color:#c8d5cd; font-size:10px; line-height:1.75; }
.home-update-list>a { display:inline-block; margin-top:20px; }
.home-author { margin: 12px -24px 0; padding-top: 44px; padding-bottom: 42px; border-top: 1px solid rgba(24,32,28,.14); }
.author-card-grid { grid-template-columns: 1.18fr repeat(3, 1fr); gap: 18px; }
.author-card { min-height: 190px; padding: 24px; }
.author-card:first-child { color: #f7f3e9; background: var(--green-dark); border-color: var(--ink); border-left-color: var(--orange); }
.author-card:first-child b { color: #f4c36b; }
.author-card:first-child p { color: #ccd8d0; }
.why-free { margin-top: 42px; }
.principles { padding-bottom: 112px; }

.site-footer,
.works-footer,
.recommend-footer { flex-wrap: wrap; padding-top: 24px; padding-bottom: 24px; }
.site-compliance {
  flex: 1 0 100%;
  margin: 0;
  padding-top: 13px;
  border-top: 1px solid rgba(24,32,28,.1);
  color: var(--muted);
  text-align: center;
  font-size: 10px;
  letter-spacing: .02em;
}
.site-trust-links {
  flex: 1 0 100%;
  margin: 0;
  color: var(--muted);
  text-align: center;
  font-size: 10px;
}
.site-trust-links a { color: var(--green); font-weight: 700; text-underline-offset: 3px; }
.site-compliance a { color: var(--green); font-weight: 700; text-underline-offset: 3px; }
.site-compliance .police-record {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  vertical-align: middle;
}
.site-compliance .police-record img { width: 20px; height: 20px; flex: 0 0 20px; }

@media (min-width: 1024px) and (max-width: 1599px) {
  main,
  .site-footer { width: calc(100vw - 260px); max-width: 1180px; margin-left: 230px; margin-right: 30px; }
  .page-directory { left: 20px; }
}
@media (max-width: 900px) {
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 62px; padding: 76px 0 82px; }
  .hero::after { inset-inline: -12px; }
  .hero::before { right: 0; }
  .author-card-grid { grid-template-columns: repeat(2, 1fr); }
  .home-editorial { grid-template-columns:1fr; }
}
@media (max-width: 600px) {
  .hero { padding-top: 60px; }
  .hero::after { display: none; }
  .hero h1 { font-size: clamp(42px, 12.5vw, 56px); }
  .hero h1 em { white-space: normal; }
  .hero-lead { font-size: 14px; line-height: 1.9; }
  .hero-trust { gap: 7px 14px; }
  .author-card-grid { grid-template-columns: 1fr; }
  .home-editorial { margin-inline:0; padding:38px 22px; box-shadow:5px 7px 0 rgba(24,32,28,.16); }
  .home-update-list article { grid-template-columns:1fr; gap:6px; }
  .home-author { margin-inline: 0; padding-inline: 0; }
  .site-footer { gap: 10px; }
}

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