:root {
  --ink: #16172f;
  --muted: #646786;
  --violet: #5b2ee6;
  --violet-dark: #3912c5;
  --teal: #08a5a3;
  --line: rgba(79, 63, 154, .13);
  --card: rgba(255, 255, 255, .72);
  --container: 1320px;
  --shadow: 0 18px 55px rgba(54, 37, 129, .09);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background-color: #fbfaff;
  background-image: url("assets/background/page-background.svg");
  background-position: top center;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  font-family: "Inter", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; }
.metric-pixel { position: absolute; left: -9999px; }

.site-header {
  position: relative;
  z-index: 20;
  height: 86px;
}
.header-inner {
  width: min(var(--container), calc(100% - 48px));
  height: 100%;
  margin: auto;
  display: flex;
  align-items: center;
  gap: 40px;
}
.logo {
  display: inline-flex;
  align-items: baseline;
  margin-right: auto;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -.055em;
}
.logo span { color: var(--violet); }
.logo i { color: #10aeb6; font-style: normal; }
.main-nav { display: flex; align-items: center; gap: 50px; color: #464965; font-size: 14px; }
.main-nav a, .site-footer a { transition: color .2s ease; }
.main-nav a:hover, .site-footer a:hover { color: var(--violet); }
.header-button {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 19px;
  border: 1.5px solid #7f5af0;
  border-radius: 7px;
  color: var(--violet);
  font-size: 13px;
  font-weight: 600;
}
.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255,255,255,.8);
}
.menu-toggle span { display: block; height: 2px; margin: 5px 0; background: var(--ink); }

.hero {
  min-height: 500px;
  margin-top: -86px;
  padding-top: 86px;
  background: transparent;
  overflow: hidden;
}
.hero-inner {
  position: relative;
  width: min(var(--container), calc(100% - 48px));
  min-height: 500px;
  margin: auto;
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  align-items: center;
}
.hero-copy { position: relative; z-index: 5; padding: 60px 0 45px; }
.hero h1 {
  max-width: 630px;
  margin: 0 0 21px;
  font-size: clamp(38px, 3.4vw, 55px);
  line-height: 1.12;
  letter-spacing: -.045em;
}
.hero-copy > p {
  max-width: 590px;
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}
.button {
  min-height: 43px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 21px;
  border-radius: 7px;
  font-size: 14px;
  font-weight: 700;
  transition: transform .2s ease, box-shadow .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary {
  color: #fff;
  background: linear-gradient(135deg, #6540ee, #3410c8);
  box-shadow: 0 10px 26px rgba(77, 41, 216, .28);
}
.button-teal { color: #fff; background: linear-gradient(135deg, #17b6ae, #008b91); }
.button-outline { border: 1.5px solid currentColor; background: rgba(255,255,255,.72); }
.button-outline.violet { color: var(--violet); }
.button-outline.teal { color: var(--teal); }
.hero-points { display: flex; gap: 13px; margin-top: 22px; flex-wrap: wrap; }
.hero-points span {
  min-height: 35px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  border: 1px solid rgba(96, 75, 191, .10);
  border-radius: 6px;
  background: rgba(255,255,255,.72);
  color: #5c5f7c;
  font-size: 12px;
  box-shadow: 0 8px 25px rgba(67,46,151,.04);
}
.hero-points b { color: var(--violet); font-size: 17px; }
.hero-visual {
  position: absolute;
  isolation: isolate;
  inset: 0 -8% 0 43%;
}
.hero-visual::before {
  content: "";
  position: absolute;
  z-index: 0;
  inset: 4% 3% 2%;
  background:
    radial-gradient(ellipse at 47% 43%, rgba(113, 67, 244, .25) 0%, rgba(113, 67, 244, .11) 34%, transparent 69%),
    radial-gradient(ellipse at 66% 62%, rgba(24, 201, 207, .25) 0%, rgba(24, 201, 207, .09) 36%, transparent 68%);
  border-radius: 50%;
}
.hero-orbits, .hero-toolbox { position: absolute; width: 100%; height: 100%; object-fit: contain; }
.hero-orbits {
  z-index: 1;
  transform: scale(1.08);
  opacity: 1;
}
.hero-toolbox {
  z-index: 2;
  transform: scale(1.02);
}

.section { width: min(var(--container), calc(100% - 48px)); margin: 0 auto; }
.section-heading { margin: 0 auto 28px; text-align: center; }
.section-heading h2 { margin: 0 0 8px; font-size: 26px; line-height: 1.2; letter-spacing: -.035em; }
.section-heading p { margin: 0; color: var(--muted); font-size: 14px; }
.tools-section { padding: 32px 0 26px; }
.tool-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 1080px; margin: auto; }
.tool-card {
  min-width: 0;
  padding: 13px 15px 20px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--card);
  box-shadow: var(--shadow);
}
.tool-card > img { width: 100%; height: 205px; object-fit: cover; border-radius: 9px; }
.free-label { display: block; margin: 15px 0 5px; color: var(--violet); font-size: 10px; font-weight: 700; text-transform: uppercase; }
.webp-card .free-label, .webp-card h3, .webp-card li::marker { color: var(--teal); }
.tool-card h3 { margin: 0 0 8px; color: var(--violet); font-size: 20px; letter-spacing: -.025em; }
.tool-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.tool-card ul { display: flex; gap: 30px; margin: 13px 0 17px; padding-left: 18px; color: #686b87; font-size: 11px; }

.trust-strip {
  width: min(1180px, calc(100% - 48px));
  min-height: 64px;
  margin: 0 auto 26px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: rgba(255,255,255,.57);
}
.trust-strip div { display: flex; justify-content: center; align-items: center; gap: 12px; padding: 10px 18px; border-right: 1px solid var(--line); color: #666984; font-size: 12px; }
.trust-strip div:last-child { border-right: 0; }
.trust-strip span { color: var(--violet); font-size: 21px; }

.feature-list { display: grid; gap: 23px; }
.feature {
  min-height: 500px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255,255,255,.55);
  overflow: hidden;
  box-shadow: 0 16px 45px rgba(52,38,120,.05);
}
.feature-visual { height: 100%; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.feature-visual img { width: 120%; max-width: none; }
.feature-copy { padding: 45px 46px; }
.feature-copy h2 { margin: 0 0 19px; font-size: 29px; line-height: 1.2; letter-spacing: -.035em; }
.feature-copy p { margin: 0 0 14px; color: var(--muted); font-size: 13px; line-height: 1.75; }
.check-list { margin: 22px 0; padding: 0; list-style: none; color: #555975; font-size: 12px; }
.check-list li { position: relative; margin: 12px 0; padding-left: 25px; }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: -2px; width: 16px; height: 16px; border-radius: 50%; color: white; text-align: center; line-height: 16px; font-size: 10px; font-weight: 800; }
.violet-checks li::before { background: var(--violet); }
.teal-checks li::before { background: var(--teal); }
.feature-webp .feature-visual { background: radial-gradient(circle, rgba(27,210,211,.32), transparent 63%); }

.audience-section { padding: 38px 0 20px; }
.audience-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 11px; }
.audience-grid article {
  min-width: 0;
  padding: 0 13px 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255,255,255,.57);
  overflow: hidden;
}
.audience-grid img { width: calc(100% + 26px); max-width: none; height: 185px; margin-left: -13px; object-fit: contain; object-position: center bottom; }
.audience-grid h3 { min-height: 34px; margin: 8px 0 7px; font-size: 14px; line-height: 1.2; }
.audience-grid p { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.55; }

.benefits-section {
  margin-top: 18px;
  padding: 28px 34px 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255,255,255,.54);
}
.benefits-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.benefits-grid article {
  min-height: 115px;
  display: grid;
  grid-template-columns: 65px 1fr;
  align-items: center;
  gap: 15px;
  padding: 17px;
  border: 1px solid rgba(79,63,154,.10);
  border-radius: 10px;
  background: rgba(255,255,255,.46);
}
.benefit-icon { color: #6741e8; font-size: 45px; text-align: center; filter: drop-shadow(0 9px 12px rgba(84,45,206,.22)); }
.benefits-grid h3, .privacy-note h3 { margin: 0 0 7px; font-size: 13px; }
.benefits-grid p, .privacy-note p { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.55; }
.privacy-note {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 10px;
  border: 1px solid rgba(79,63,154,.10);
  border-radius: 10px;
  background: rgba(255,255,255,.46);
}
.privacy-note > span { color: #6540e8; font-size: 28px; }

.materials-section { padding: 36px 0 25px; }
.articles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.articles-grid article {
  padding: 0 0 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255,255,255,.58);
  overflow: hidden;
}
.article-image { height: 205px; overflow: hidden; background: linear-gradient(135deg,#d8d0ff,#b8d0ff); }
.article-image img { width: 100%; height: 100%; object-fit: cover; }
.screenshot-article img { transform: scale(1.24); }
.webp-article { background: linear-gradient(135deg,#c8bbff,#dedbff); }
.webp-article img { transform: scale(1.08); }
.optimize-article { background: linear-gradient(135deg,#5edbdc,#9fe6ea); }
.optimize-article img { object-fit: contain; transform: scale(1.25); }
.articles-grid h3, .articles-grid p, .articles-grid a { margin-left: 18px; margin-right: 18px; }
.articles-grid h3 { margin-top: 16px; margin-bottom: 9px; font-size: 14px; line-height: 1.35; }
.articles-grid p { margin-top: 0; margin-bottom: 15px; color: var(--muted); font-size: 10px; line-height: 1.55; }
.articles-grid a { color: var(--violet); font-size: 11px; font-weight: 700; }

.about-section {
  min-height: 270px;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  align-items: center;
  padding: 36px 48px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255,255,255,.58);
  overflow: hidden;
}
.about-copy { max-width: 700px; }
.about-copy h2 { margin: 0 0 20px; font-size: 25px; }
.about-copy h2 span { color: var(--violet); }
.about-copy p { margin: 0 0 13px; color: var(--muted); font-size: 12px; line-height: 1.65; }
.about-mark { position: relative; height: 200px; display: flex; align-items: center; justify-content: center; }
.about-mark::before { content: ""; position: absolute; width: 260px; height: 160px; background: radial-gradient(circle,rgba(106,75,236,.25),transparent 68%); }
.about-mark span {
  position: relative;
  width: 150px;
  height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 30px;
  color: #fff;
  background: linear-gradient(145deg,#825cf1,#4f24cd);
  box-shadow: inset 8px 8px 18px rgba(255,255,255,.23), 0 25px 35px rgba(71,35,185,.27);
  font-size: 67px;
  font-weight: 800;
  transform: rotate(4deg);
}

.faq-section { padding: 42px 0 35px; }
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.faq-grid details {
  min-height: 85px;
  padding: 17px 21px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255,255,255,.62);
}
.faq-grid summary { cursor: pointer; color: #3c3e5d; font-size: 12px; font-weight: 700; list-style-position: outside; }
.faq-grid summary::marker { color: var(--violet); }
.faq-grid p { margin: 10px 0 0; color: var(--muted); font-size: 11px; line-height: 1.55; }

.site-footer { min-height: 86px; color: rgba(255,255,255,.74); background: linear-gradient(90deg,#061357,#0b287d); font-size: 11px; }
.footer-inner {
  width: min(var(--container), calc(100% - 48px));
  min-height: 86px;
  margin: auto;
  display: flex;
  align-items: center;
  gap: 42px;
}
.footer-inner > span { margin-right: auto; }
.footer-inner nav { display: flex; gap: 36px; }

@media (max-width: 1050px) {
  .main-nav { gap: 24px; }
  .hero-inner { grid-template-columns: 1fr 1fr; }
  .hero-visual { inset: 0 -9% 0 44%; }
  .audience-grid { grid-template-columns: repeat(3, 1fr); }
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 800px) {
  .site-header { height: auto; min-height: 72px; }
  .header-inner { min-height: 72px; flex-wrap: wrap; padding: 12px 0; }
  .main-nav, .header-button { display: none; }
  .menu-toggle { display: block; }
  .site-header.menu-open .main-nav { order: 3; width: 100%; display: flex; flex-direction: column; align-items: flex-start; padding: 15px 0; }
  .site-header.menu-open .header-button { order: 4; display: inline-flex; }
  .hero { margin-top: -72px; padding-top: 72px; }
  .hero-inner { grid-template-columns: 1fr; padding-top: 25px; }
  .hero-copy { padding-bottom: 0; }
  .hero-visual { position: relative; inset: auto; height: 380px; }
  .tool-cards, .feature, .articles-grid, .about-section { grid-template-columns: 1fr; }
  .feature-webp .feature-copy { order: 2; }
  .feature-webp .feature-visual { order: 1; }
  .feature-visual { min-height: 360px; }
  .trust-strip { grid-template-columns: 1fr 1fr; }
  .trust-strip div:nth-child(2) { border-right: 0; }
  .trust-strip div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .about-mark { min-height: 210px; }
  .footer-inner { padding: 25px 0; flex-direction: column; align-items: flex-start; }
  .footer-inner > span { margin: 0; }
}

@media (max-width: 560px) {
  .header-inner, .hero-inner, .section, .trust-strip, .footer-inner { width: min(100% - 28px, var(--container)); }
  .hero h1 { font-size: 36px; }
  .hero h1 br { display: none; }
  .hero-points { display: grid; }
  .tool-cards, .audience-grid, .benefits-grid, .faq-grid { grid-template-columns: 1fr; }
  .trust-strip { grid-template-columns: 1fr; }
  .trust-strip div { border-right: 0; border-bottom: 1px solid var(--line); }
  .trust-strip div:last-child { border-bottom: 0; }
  .feature-copy { padding: 30px 22px; }
  .feature-copy h2 { font-size: 25px; }
  .feature-visual { min-height: 280px; }
  .feature-visual img { width: 145%; }
  .benefits-section { padding: 25px 14px 14px; }
  .about-section { padding: 30px 22px; }
  .footer-inner nav { flex-direction: column; gap: 14px; }
}

.tool-card-image-link{display:block;border-radius:9px;line-height:0}.tool-card-image-link:focus-visible{outline:3px solid rgba(91,46,230,.35);outline-offset:3px}.tool-card-title-link{color:inherit;text-decoration:none}.tool-card-title-link:hover{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}