:root {
  --ink: #14213d;
  --muted: #70809a;
  --muted-light: #9ba8bc;
  --blue: #4f7cff;
  --blue-dark: #315ce6;
  --sky: #eaf3ff;
  --mint: #28c98a;
  --mint-pale: #e6faf1;
  --orange: #ff9f43;
  --orange-pale: #fff1df;
  --line: #e7edf5;
  --paper: #fbfcff;
  --white: #ffffff;
  --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --display: "ZCOOL KuaiLe", "Noto Sans SC", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--font); }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
button { border: 0; cursor: pointer; }
.page-shell { overflow: hidden; }
.section-wrap { width: min(1180px, calc(100% - 80px)); margin: 0 auto; }

.site-header { height: 84px; display: flex; align-items: center; gap: 44px; width: min(1280px, calc(100% - 80px)); margin: 0 auto; position: relative; z-index: 10; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex-shrink: 0; }
.brand-mark { width: 34px; height: 34px; display: inline-flex; align-items: flex-end; gap: 3px; padding: 6px; border-radius: 11px 11px 11px 4px; background: var(--blue); transform: rotate(-8deg); box-shadow: 0 7px 14px rgba(79,124,255,.22); }
.brand-mark span { width: 5px; border-radius: 3px; background: #fff; display: block; transform: rotate(8deg); }
.brand-mark span:nth-child(1) { height: 9px; }.brand-mark span:nth-child(2) { height: 15px; }.brand-mark span:nth-child(3) { height: 11px; }
.brand-copy { display: flex; flex-direction: column; line-height: 1; }
.brand-copy strong { font-size: 17px; letter-spacing: .03em; font-weight: 800; }
.brand-copy small { margin-top: 5px; color: #9ca9bd; font-size: 7px; letter-spacing: .18em; font-weight: 700; }
.main-nav { display: flex; align-items: center; gap: 38px; margin-left: auto; color: #7e8ca4; font-size: 14px; }
.main-nav a { transition: color .2s ease; }.main-nav a:hover, .main-nav a.active { color: var(--ink); }
.main-nav a.active::after { content: ""; display: block; width: 4px; height: 4px; margin: 7px auto 0; border-radius: 50%; background: var(--blue); }
.header-action { display: inline-flex; align-items: center; gap: 10px; padding: 11px 18px; border: 1px solid #dce4f0; border-radius: 999px; color: var(--ink); font-size: 13px; font-weight: 700; transition: border-color .2s, background .2s; }.header-action:hover { background: #fff; border-color: var(--blue); }.header-action span { color: var(--blue); font-size: 17px; }
.menu-toggle { display: none; background: none; padding: 8px; }

.hero-section { min-height: 630px; max-width: 1280px; margin: 0 auto; padding: 74px 40px 72px; position: relative; display: grid; grid-template-columns: 48% 52%; align-items: center; }
.hero-section::before { content: ""; position: absolute; z-index: -2; inset: 0 0 7% 10%; background: radial-gradient(circle at 62% 38%, #f0f7ff 0, #f6faff 42%, transparent 72%); }
.hero-section::after { content: ""; position: absolute; z-index: -1; left: -80px; bottom: 54px; width: 360px; height: 150px; border-top: 1px solid #e6edf8; border-radius: 50%; transform: rotate(-9deg); }
.hero-copy { padding-left: 30px; position: relative; z-index: 2; }
.eyebrow, .section-kicker { color: var(--blue); font-size: 11px; letter-spacing: .13em; font-weight: 800; }
.eyebrow { display: flex; align-items: center; gap: 9px; margin-bottom: 26px; }.eyebrow-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 5px rgba(40,201,138,.12); }
h1, h2, h3, p { margin: 0; } h1 { font-size: clamp(58px, 7vw, 96px); line-height: 1.02; letter-spacing: -.06em; font-weight: 800; }.hero-copy h1 em { color: var(--blue); font-style: normal; position: relative; }.hero-copy h1 em::after { content: ""; position: absolute; left: 4px; right: 0; bottom: -8px; height: 12px; border-top: 3px solid #ffc663; border-radius: 50%; transform: rotate(-3deg); }
.hero-lead { margin-top: 29px; color: var(--muted); font-size: 17px; line-height: 1.9; }.hero-actions { display: flex; align-items: center; gap: 27px; margin-top: 39px; }.primary-button { display: inline-flex; align-items: center; gap: 24px; padding: 16px 21px 16px 23px; color: #fff; background: var(--blue); border-radius: 7px; font-size: 14px; font-weight: 700; box-shadow: 0 12px 20px rgba(79,124,255,.22); transition: transform .2s, background .2s; }.primary-button:hover { transform: translateY(-2px); background: var(--blue-dark); }.primary-button span { font-size: 22px; line-height: 12px; }.text-button { color: var(--muted); font-size: 13px; font-weight: 600; }.text-button span { margin-left: 8px; color: var(--blue); font-size: 17px; }.hero-note { display: flex; align-items: center; gap: 9px; margin-top: 33px; color: #99a6b8; font-size: 11px; }.shield-icon { display: inline-grid; place-items: center; width: 19px; height: 19px; border: 1px solid #ccefe0; border-radius: 7px 7px 9px 9px; color: var(--mint); font-size: 11px; font-weight: 800; }
.hero-art { height: 460px; position: relative; }.hero-art img { position: absolute; z-index: 2; width: min(560px, 112%); right: -37px; bottom: 0; filter: drop-shadow(0 24px 15px rgba(44,84,142,.11)); }.art-sun { position: absolute; z-index: 0; width: 390px; height: 390px; right: 50px; top: 30px; border-radius: 50%; background: #edf6ff; }.art-shadow { position: absolute; z-index: 1; right: 44px; bottom: 25px; width: 360px; height: 36px; border-radius: 50%; background: rgba(67,104,154,.12); filter: blur(12px); }.art-label { position: absolute; z-index: 4; display: flex; align-items: center; gap: 8px; padding: 8px 11px; border: 1px solid #e6edf5; border-radius: 8px; background: rgba(255,255,255,.92); box-shadow: 0 8px 20px rgba(70,103,150,.09); color: #7890b0; font-size: 11px; font-weight: 700; }.label-video { left: 30px; top: 120px; transform: rotate(-7deg); }.label-image { right: 9px; top: 122px; transform: rotate(5deg); }.label-qr { left: 48px; bottom: 105px; transform: rotate(4deg); }.tiny-play { width: 0; height: 0; border-top: 5px solid transparent; border-bottom: 5px solid transparent; border-left: 8px solid var(--blue); }.tiny-frame { width: 12px; height: 12px; border: 2px solid var(--mint); border-radius: 3px; }.tiny-qr { width: 12px; height: 12px; border: 2px dotted var(--orange); border-radius: 2px; }.art-spark { position: absolute; color: #8bb3ff; font-size: 25px; font-weight: 700; }.spark-one { top: 67px; left: 102px; }.spark-two { right: 35px; bottom: 122px; color: #ffc663; transform: rotate(28deg); }
.hero-ticker { grid-column: 1 / -1; display: flex; align-items: center; gap: 19px; margin: 47px 0 0 30px; color: #a5b1c2; font-size: 11px; letter-spacing: .06em; }.hero-ticker i { width: 4px; height: 4px; border-radius: 50%; background: #cbd5e2; }

.popular-section { padding: 110px 0 125px; }.section-intro { display: flex; align-items: end; justify-content: space-between; margin-bottom: 44px; }.section-kicker { margin-bottom: 15px; }.section-intro h2, .about-copy h2 { font-size: 44px; line-height: 1.15; letter-spacing: -.05em; }.section-intro h2 span, .about-copy h2 span { color: var(--blue); }.section-description { max-width: 290px; padding-bottom: 4px; color: var(--muted); font-size: 13px; line-height: 1.8; }
.popular-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }.feature-card { min-height: 355px; padding: 24px 25px 22px; position: relative; overflow: hidden; border-radius: 7px; transition: transform .25s ease, box-shadow .25s ease; }.feature-card:hover { transform: translateY(-6px); box-shadow: 0 22px 35px rgba(54,87,131,.12); }.card-blue { background: #eaf2ff; }.card-green { background: #e5f8ef; }.card-orange { background: #fff0dd; }.feature-card::after { content: ""; position: absolute; right: -80px; bottom: -100px; width: 255px; height: 255px; border-radius: 50%; background: rgba(255,255,255,.24); }.feature-card-top { position: relative; z-index: 2; display: flex; justify-content: space-between; color: rgba(20,33,61,.46); font-size: 11px; font-weight: 800; letter-spacing: .06em; }.card-link { font-size: 20px; font-weight: 400; }.feature-content { position: relative; z-index: 3; margin-top: 31px; }.card-label { color: rgba(20,33,61,.42); font-size: 9px; font-weight: 800; letter-spacing: .13em; }.feature-content h3 { margin-top: 11px; color: var(--ink); font-size: 31px; line-height: 1.14; letter-spacing: -.06em; }.feature-content > p:not(.card-label) { margin-top: 15px; color: rgba(20,33,61,.56); font-size: 12px; line-height: 1.7; }.card-cta { display: flex; align-items: center; gap: 12px; padding: 0; margin-top: 23px; background: transparent; color: var(--ink); font-size: 12px; font-weight: 800; }.card-cta span { color: var(--blue); font-size: 18px; transition: transform .2s; }.card-cta:hover span { transform: translateX(4px); }.feature-card > img { position: absolute; z-index: 2; width: 175px; right: -9px; bottom: -1px; }.card-green > img { width: 195px; right: -15px; bottom: 4px; }.card-orange > img { width: 185px; right: -8px; bottom: -7px; }

.toolbox-section { padding: 102px 0 114px; background: #f1f6fc; border-top: 1px solid #ebf0f6; border-bottom: 1px solid #ebf0f6; }.toolbox-heading { display: flex; align-items: start; justify-content: space-between; position: relative; min-height: 115px; }.toolbox-heading h2 { font-size: 52px; letter-spacing: -.06em; line-height: 1; }.toolbox-heading p:not(.section-kicker) { margin-top: 17px; color: var(--muted); font-size: 13px; }.toolbox-mascot { position: absolute; right: 10%; top: -130px; width: 275px; height: 245px; overflow: hidden; }.toolbox-mascot img { width: 100%; }
.tool-controls { display: flex; align-items: center; gap: 30px; margin: 15px 0 37px; }.search-field { display: flex; align-items: center; width: min(360px, 100%); height: 52px; padding: 0 18px; border: 1px solid #e1e9f4; border-radius: 6px; background: #fff; }.search-icon { width: 16px; height: 16px; margin-right: 12px; border: 2px solid #97a7bd; border-radius: 50%; position: relative; }.search-icon::after { content: ""; width: 7px; height: 2px; position: absolute; right: -5px; bottom: -3px; border-radius: 2px; background: #97a7bd; transform: rotate(45deg); }.search-field input { min-width: 0; flex: 1; border: 0; outline: 0; color: var(--ink); font-size: 13px; }.search-field input::placeholder { color: #abb7c7; }.filter-list { display: flex; gap: 11px; }.filter-button { padding: 10px 17px; border: 1px solid transparent; border-radius: 99px; background: transparent; color: #8b99ac; font-size: 13px; transition: .2s; }.filter-button:hover { color: var(--ink); }.filter-button.active { border-color: #cbd9ff; background: #fff; color: var(--blue); box-shadow: 0 5px 12px rgba(67,102,171,.07); }
.tool-group { margin-top: 19px; padding: 26px 28px 23px; border: 1px solid #e5ecf4; border-radius: 7px; background: rgba(255,255,255,.8); }.group-heading { display: flex; align-items: center; gap: 13px; }.group-icon { display: grid; place-items: center; width: 37px; height: 37px; border-radius: 11px; font-size: 19px; font-weight: 800; }.icon-image { color: #18b97d; background: #e1faef; }.icon-video { color: #5b78f2; background: #e7edff; font-size: 13px; }.icon-utility { color: #e99127; background: #fff1df; }.group-heading h3 { font-size: 16px; }.group-heading p { margin-top: 3px; color: #9aa7b8; font-size: 11px; }.group-count { margin-left: auto; color: #aab6c5; font-size: 11px; letter-spacing: .1em; }.tool-items { display: grid; grid-template-columns: repeat(5, 1fr); gap: 11px; margin-top: 23px; }.tool-item { min-height: 94px; display: flex; flex-direction: column; align-items: flex-start; position: relative; padding: 14px 15px 12px; border: 1px solid #e9eef5; border-radius: 6px; background: #fff; text-align: left; transition: transform .2s, border-color .2s, box-shadow .2s; }.tool-item:hover { border-color: #bfd0ff; box-shadow: 0 9px 18px rgba(76,111,183,.09); transform: translateY(-3px); }.tool-item img { width: 31px; height: 31px; margin-bottom: 13px; }.tool-item span { color: #43536c; font-size: 12px; font-weight: 700; }.tool-item b { position: absolute; top: 13px; right: 14px; color: #bdc7d3; font-size: 14px; font-weight: 400; }.tool-group.is-hidden { display: none; }.no-results { padding: 42px; color: var(--muted); font-size: 13px; text-align: center; }

.about-section { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; padding-top: 135px; padding-bottom: 140px; }.about-copy h2 { font-size: 46px; }.about-copy > p:not(.section-kicker) { max-width: 370px; margin-top: 24px; color: var(--muted); font-size: 14px; line-height: 2; }.outline-button { display: inline-flex; align-items: center; gap: 16px; margin-top: 30px; padding: 12px 0; border-bottom: 1px solid #c6d0df; color: var(--ink); font-size: 13px; font-weight: 700; }.outline-button span { color: var(--blue); font-size: 18px; }.about-points { padding-top: 20px; }.point { display: flex; gap: 22px; padding: 21px 0; border-top: 1px solid var(--line); }.point:last-child { border-bottom: 1px solid var(--line); }.point > span { color: var(--blue); font-size: 12px; font-weight: 800; }.point h3 { font-size: 16px; }.point p { margin-top: 8px; color: var(--muted); font-size: 12px; line-height: 1.7; }
.site-footer { background: #14213d; color: #fff; }.footer-main { min-height: 220px; display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; }.site-footer .brand-copy strong { color: #fff; }.site-footer .brand-copy small { color: #8390a7; }.footer-brand p { margin-top: 16px; color: #8795ad; font-size: 12px; }.footer-links { display: flex; justify-content: center; gap: 34px; color: #9daac0; font-size: 12px; }.footer-links a:hover { color: #fff; }.qr-entry { display: flex; align-items: center; justify-self: end; gap: 13px; padding: 0; border: 0; background: transparent; color: #8b99b0; text-align: left; }.qr-entry span { font-size: 10px; line-height: 1.8; }.qr-entry strong { color: #fff; font-size: 11px; }.qr-placeholder { display: block; width: 50px; height: 50px; border-radius: 4px; background: #fff; object-fit: cover; }.footer-bottom { display: flex; justify-content: space-between; padding: 16px 0 19px; border-top: 1px solid rgba(255,255,255,.1); color: #71819b; font-size: 10px; }
.toast { position: fixed; z-index: 30; left: 50%; bottom: 30px; padding: 12px 18px; border-radius: 5px; color: #fff; background: #14213d; box-shadow: 0 12px 28px rgba(20,33,61,.22); font-size: 12px; opacity: 0; pointer-events: none; transform: translate(-50%, 15px); transition: opacity .25s, transform .25s; }.toast.show { opacity: 1; transform: translate(-50%, 0); }
.modal-open { overflow: hidden; }.qr-modal { position: fixed; z-index: 50; inset: 0; display: grid; place-items: center; padding: 20px; }.qr-modal[hidden] { display: none; }.qr-backdrop { position: absolute; inset: 0; background: rgba(20,33,61,.48); backdrop-filter: blur(5px); }.qr-dialog { position: relative; width: min(360px, 100%); padding: 34px 28px 30px; border: 1px solid rgba(255,255,255,.76); border-radius: 12px; background: #fff; box-shadow: 0 24px 60px rgba(20,33,61,.24); text-align: center; animation: modal-in .24s ease-out; }.qr-close { position: absolute; top: 12px; right: 14px; width: 30px; height: 30px; border-radius: 50%; background: #f3f6fb; color: #8492a7; font-size: 22px; line-height: 25px; }.qr-close:hover { color: var(--ink); background: #eaf0f8; }.qr-dialog-kicker { color: var(--blue); font-size: 10px; font-weight: 800; letter-spacing: .16em; }.qr-dialog h2 { margin-top: 11px; font-size: 26px; letter-spacing: -.04em; }.qr-dialog p { margin-top: 8px; color: var(--muted); font-size: 12px; }.qr-dialog p strong { color: var(--ink); }.qr-image { display: block; width: 240px; height: 240px; margin: 23px auto 13px; border-radius: 9px; image-rendering: auto; }.qr-hint { color: #9aa7b8; font-size: 11px; }
@keyframes modal-in { from { opacity: 0; transform: translateY(10px) scale(.97); } to { opacity: 1; transform: translateY(0) scale(1); } }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }.reveal.in-view { opacity: 1; transform: translateY(0); }.reveal-delay-1 { transition-delay: .1s; }.reveal-delay-2 { transition-delay: .18s; }.reveal-delay-3 { transition-delay: .26s; }

@media (max-width: 900px) {
  .section-wrap, .site-header { width: min(100% - 40px, 680px); }.site-header { height: 72px; gap: 0; }.menu-toggle { display: flex; flex-direction: column; gap: 4px; margin-left: auto; }.menu-toggle span { display: block; width: 20px; height: 2px; background: var(--ink); }.main-nav { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; align-items: flex-start; gap: 0; padding: 8px; border: 1px solid var(--line); border-radius: 7px; background: #fff; box-shadow: 0 12px 25px rgba(36,61,102,.12); }.main-nav.open { display: flex; }.main-nav a { width: 100%; padding: 13px 14px; }.main-nav a.active::after { display: none; }.header-action { display: none; }
  .hero-section { min-height: auto; grid-template-columns: 1fr; padding: 62px 20px 51px; }.hero-copy { padding-left: 0; }.hero-art { height: 390px; margin-top: 26px; }.hero-art img { width: min(420px, 110%); right: 50%; transform: translateX(50%); }.art-sun { width: 330px; height: 330px; right: 50%; transform: translateX(50%); top: 22px; }.art-shadow { right: 50%; transform: translateX(50%); width: 290px; }.label-video { left: 3%; top: 101px; }.label-image { right: 2%; top: 89px; }.label-qr { left: 8%; bottom: 57px; }.hero-ticker { margin: 19px 0 0; gap: 10px; overflow: auto; white-space: nowrap; }.hero-ticker span { flex: 0 0 auto; }.desktop-break { display: none; }.popular-section { padding: 72px 0 80px; }.section-intro { align-items: start; flex-direction: column; gap: 20px; }.section-intro h2 { font-size: 38px; }.popular-grid { grid-template-columns: 1fr; }.feature-card { min-height: 300px; }.feature-card > img { width: 180px; }.toolbox-section { padding: 72px 0 80px; }.toolbox-heading h2 { font-size: 44px; }.toolbox-mascot { right: -25px; top: -46px; width: 210px; }.tool-controls { align-items: stretch; flex-direction: column; gap: 15px; }.search-field { width: 100%; }.filter-list { overflow: auto; }.filter-button { flex: 0 0 auto; }.tool-items { grid-template-columns: repeat(2, 1fr); }.about-section { grid-template-columns: 1fr; gap: 44px; padding-top: 82px; padding-bottom: 90px; }.about-copy h2 { font-size: 40px; }.footer-main { min-height: auto; grid-template-columns: 1fr 1fr; gap: 36px; padding-top: 45px; padding-bottom: 45px; }.footer-links { justify-content: flex-end; flex-direction: column; gap: 13px; }.qr-entry { grid-column: 1 / -1; justify-self: start; }.footer-bottom { width: min(100% - 40px, 680px); }
}
@media (max-width: 480px) { h1 { font-size: 59px; }.hero-lead { font-size: 15px; }.hero-art { height: 330px; }.hero-art img { width: 360px; bottom: 12px; }.art-sun { width: 275px; height: 275px; }.art-shadow { bottom: 18px; }.art-label { transform: scale(.9); }.label-video { left: -5px; }.label-image { right: -9px; }.label-qr { left: 11px; bottom: 35px; }.feature-card { min-height: 288px; }.feature-content h3 { font-size: 28px; }.tool-group { padding: 21px 16px 18px; }.tool-item { min-height: 90px; padding: 12px; }.tool-item b { right: 11px; top: 11px; }.footer-main { grid-template-columns: 1fr; gap: 27px; }.footer-links { align-items: flex-start; }.qr-entry { grid-column: auto; }.footer-bottom { gap: 12px; flex-direction: column; } }

/* Give the hero labels more visual weight around the sharper mascot asset. */
.art-label { gap: 10px; padding: 11px 15px; border-radius: 10px; box-shadow: 0 10px 24px rgba(70,103,150,.11); font-size: 13px; }
.label-video { left: 20px; top: 112px; }
.label-image { right: 0; top: 113px; }
.label-qr { left: 36px; bottom: 95px; }
.tiny-play { border-top-width: 6px; border-bottom-width: 6px; border-left-width: 10px; }
.tiny-frame, .tiny-qr { width: 15px; height: 15px; }

@media (max-width: 480px) {
  .art-label { padding: 10px 13px; font-size: 12px; transform: scale(.95); }
  .label-video { left: -8px; top: 97px; }
  .label-image { right: -12px; top: 85px; }
  .label-qr { left: 8px; bottom: 31px; }
}