:root {
  color-scheme: dark;
  --bg: #080a12;
  --text: #f2f2fa;
  --muted: #a1a3b7;
  --line: rgba(185, 186, 230, .13);
  --purple: #a78bfa;
  --cyan: #86e1f3;
  --radius: 18px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: "Segoe UI", Arial, sans-serif; font-size: 15px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
::selection { background: #6654ab; color: white; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--cyan); outline-offset: 5px; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { margin: 0; }
h2 { font-size: clamp(30px, 3.3vw, 44px); line-height: 1.2; letter-spacing: -.045em; font-weight: 600; }
h3 { font-size: 22px; line-height: 1.35; font-weight: 600; letter-spacing: -.025em; }
.container { width: min(1240px, calc(100% - 96px)); margin-inline: auto; }
.skip-link { position: fixed; top: -80px; left: 20px; padding: 12px 20px; z-index: 100; background: #fff; color: #080a12; border-radius: 8px; }
.skip-link:focus { top: 12px; }
.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--line); background: rgba(8, 10, 18, .89); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }
.nav-wrap { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 750; font-size: 20px; letter-spacing: -.04em; flex-shrink: 0; }
.brand img { border-radius: 50%; }
.brand-dot { color: var(--purple); }
.primary-nav { display: flex; align-items: center; gap: 36px; font-size: 11px; font-weight: 600; letter-spacing: .09em; }
.primary-nav a { color: #b5b5c8; padding-block: 12px; transition: color .2s; }
.primary-nav a:hover, .primary-nav a[aria-current] { color: #fff; }
.primary-nav .nav-support { border: 1px solid #343449; border-radius: 8px; padding: 10px 17px; color: #ecebfa; }
.primary-nav a span { margin-left: 8px; }
.menu-toggle { display: none; }
.hero { position: relative; isolation: isolate; overflow: hidden; background: radial-gradient(ellipse at 75% 47%, #1a1230 0, transparent 51%), radial-gradient(ellipse at 10% 90%, #0c1730 0, transparent 42%); }
.hero-grid { position: absolute; inset: 0; z-index: -1; opacity: .28; background-image: linear-gradient(#6d67941a 1px, transparent 1px), linear-gradient(90deg, #6d67941a 1px, transparent 1px); background-size: 70px 70px; mask-image: linear-gradient(90deg, transparent, black 55%, transparent); }
.hero-layout { min-height: 646px; display: grid; grid-template-columns: 1.2fr 1fr; align-items: center; padding-block: 70px 60px; gap: 20px; }
.hero-copy { position: relative; z-index: 2; }
.eyebrow { font-size: 10px; font-weight: 600; letter-spacing: .18em; color: #b6a4e6; line-height: 1.6; }
.small-spark { color: var(--cyan); margin-right: 8px; font-size: 17px; vertical-align: middle; }
h1 { margin-top: 20px; font-size: clamp(48px, 6.2vw, 90px); line-height: 1.12; letter-spacing: -.065em; font-weight: 750; }
.hero-tagline { margin-top: 15px; font-size: clamp(40px, 4.35vw, 62px); line-height: 1.12; font-weight: 500; letter-spacing: -.045em; }
.hero-tagline span { color: #b49dff; }
.hero-description { color: var(--muted); margin-top: 24px; font-size: 17px; line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 22px; min-height: 50px; border-radius: 9px; padding: 13px 22px; font-size: 10px; font-weight: 700; letter-spacing: .07em; transition: transform .22s, border-color .22s, box-shadow .22s; }
.button span { font-size: 18px; line-height: 1; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: linear-gradient(115deg, #7865e8, #6440c9); border: 1px solid #a18aff88; box-shadow: 0 5px 25px #5a3ab22a, inset 0 1px #ffffff20; }
.button-primary:hover { box-shadow: 0 8px 30px #8464e747; border-color: #c4b5fd; }
.button-secondary { border: 1px solid #494259; background: #14121b80; color: #e0dbee; }
.button-secondary:hover { border-color: var(--purple); }
.hero-note { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 30px; color: #9999b2; font-size: 11px; }
.hero-note > span:first-child { color: var(--cyan); font-size: 19px; }
.separator { color: #4e4c65; }
.hero-art { height: 480px; position: relative; min-width: 0; display: grid; place-items: center; }
.hero-art::before { content: ""; position: absolute; width: 90%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, #653bbe25, transparent 68%); }
.orbit { position: absolute; border-radius: 50%; border: 1px solid #ada5fa22; }
.orbit-outer { width: 94%; aspect-ratio: 1; border-style: dashed; border-color: #9c8edf25; }
.orbit-middle { width: 78%; aspect-ratio: 1; border-color: #9282d14d; box-shadow: inset 0 0 45px #7863cd08; }
.orbit-inner { width: 62%; aspect-ratio: 1; border-color: #8a6dcf33; }
.orbital-path { position: absolute; width: 98%; height: 36%; border-radius: 50%; border: 1px solid #ad85fb89; transform: rotate(-29deg); box-shadow: 0 0 14px #845ee522, inset 0 0 14px #845ee519; }
.intelligence-core { position: relative; display: flex; align-items: center; flex-direction: column; justify-content: center; width: 52%; aspect-ratio: 1; border-radius: 50%; overflow: hidden; background: radial-gradient(circle at 32% 25%, #bba4ff50, transparent 48%), radial-gradient(circle at 68% 85%, #4d267e80, transparent 60%), #141324; border: 1px solid #ae8ffd8c; box-shadow: inset 5px 6px 30px #c5afff25, inset -12px -12px 40px #090a18, 0 0 65px #7b45e52f, 0 0 110px #6733cd15; animation: core-breathe 9s ease-in-out infinite; }
.core-grid { position: absolute; inset: 0; opacity: .36; background-image: repeating-linear-gradient(0deg, transparent 0 24px, #ac8aff33 25px 26px), repeating-linear-gradient(90deg, transparent 0 24px, #ac8aff33 25px 26px); transform: rotate(-15deg) scale(1.3); mask-image: radial-gradient(circle, #000, transparent 70%); }
.core-symbol { position: relative; font-size: 100px; line-height: 1; color: #e2d5ff; text-shadow: 0 0 28px #b093fa; font-family: Arial, sans-serif; }
.core-label { position: relative; font-size: 13px; letter-spacing: .35em; margin: 8px 0 0 5px; color: #dbccff; }
.orbit-point { position: absolute; width: 7px; height: 7px; border-radius: 50%; background: #c5a7ff; box-shadow: 0 0 17px #c5a7ff; }
.point-one { top: 23%; right: 19%; }
.point-two { bottom: 24%; left: 13%; background: var(--cyan); box-shadow: 0 0 17px var(--cyan); }
.art-chip { position: absolute; display: flex; align-items: center; gap: 12px; border: 1px solid #8680bc45; background: linear-gradient(135deg, #272138eb, #121323f2); border-radius: 10px; padding: 12px 18px; font-size: 13px; box-shadow: 0 12px 24px #0003; }
.art-chip span { color: #cab5ff; font-size: 20px; line-height: 1; }
.chip-create { right: 1%; top: 22%; transform: rotate(5deg); }
.chip-think { left: 0; top: 43%; transform: rotate(-6deg); }
.chip-build { right: 13%; bottom: 14%; transform: rotate(-3deg); }
.chip-build span { color: var(--cyan); }
.art-coordinates { position: absolute; font-size: 8px; letter-spacing: .18em; color: #9890ad; }
.coord-top { top: 0; right: 0; }
.coord-bottom { bottom: 0; display: flex; align-items: center; gap: 7px; }
.coord-bottom span { width: 4px; height: 4px; background: var(--cyan); border-radius: 50%; }
.hero-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); padding-block: 22px; font-size: 9px; letter-spacing: .13em; color: #9491ad; }
.hero-bottom a { color: #c3bed5; }
.hero-bottom a span { margin-left: 16px; font-size: 16px; }
.section { padding-block: 96px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin-bottom: 36px; }
.section-heading .eyebrow { margin-bottom: 14px; }
.section-heading > p { color: var(--muted); font-size: 13px; line-height: 1.8; }
.accent-dot { color: var(--purple); }
.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.ai-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 1020px; margin-inline: auto; }
.papers-section { padding-top: 0; }
.product-card { min-width: 0; display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg, #141522, #0d0f19); transition: transform .25s, border-color .25s, box-shadow .25s; }
.product-card:hover { transform: translateY(-5px); border-color: #9d80ed66; box-shadow: 0 16px 32px #0003; }
.product-image-wrap { position: relative; aspect-ratio: 4 / 3; border-bottom: 1px solid var(--line); background: radial-gradient(ellipse at 50% 30%, #41306030, transparent 75%), #10121e; }
.papers-grid .product-image-wrap { aspect-ratio: 1; }
.product-image-wrap img { position: absolute; top: 14px; left: 14px; width: calc(100% - 28px); height: calc(100% - 28px); object-fit: contain; border-radius: 8px; }
.product-body { flex: 1; display: flex; flex-direction: column; padding: 26px; }
.product-duration { color: var(--muted); font-size: 13px; margin-top: 8px; }
.product-price { font-size: 34px; line-height: 1.2; font-weight: 600; letter-spacing: -.04em; margin: 18px 0 24px; color: var(--text); }
.product-price > span { font-size: 15px; letter-spacing: 0; margin-right: 5px; color: #b8a7d9; }
.card-link { display: flex; align-items: center; justify-content: space-between; width: 100%; min-height: 48px; margin-top: auto; padding: 15px 0 0; border: 0; border-top: 1px solid var(--line); background: transparent; color: var(--text); cursor: pointer; text-align: left; font-size: 10px; font-weight: 600; letter-spacing: .09em; }
.card-link:disabled { cursor: default; opacity: .65; }
.card-link span { font-size: 20px; color: #c7b2f5; transition: transform .2s; }
.card-link:hover span { transform: translate(2px, -2px); }
.papers-redemption { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 18px; margin-top: 26px; }
.papers-redemption > p { color: var(--muted); font-size: 12px; }
.product-fallback { color: var(--muted); margin-top: 20px; font-size: 12px; }
.dialog-open { overflow: hidden; }
.product-dialog { width: min(860px, calc(100% - 40px)); max-height: calc(100dvh - 40px); overflow-y: auto; padding: 26px; border: 1px solid #9070d17d; border-radius: 20px; color: var(--text); background: linear-gradient(145deg, #1c1730, #0d0f19); box-shadow: 0 25px 100px #0009; }
.product-dialog::backdrop { background: #05060dd9; backdrop-filter: blur(5px); }
.dialog-header { position: sticky; top: 0; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 20px; background: #191529; }
.dialog-close { width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 9px; background: #171422; color: var(--text); font-size: 26px; cursor: pointer; }
.dialog-layout { display: grid; grid-template-columns: 1.3fr 1fr; align-items: center; gap: 26px; }
.product-preview-image img { width: 100%; height: min(50vh, 420px); object-fit: contain; }
.dialog-copy h2 { font-size: 28px; }
.product-contact { border-top: 1px solid var(--line); padding-top: 20px; }
.product-contact h3 { font-size: 18px; }
.product-contact > p { color: var(--muted); font-size: 12px; margin-top: 9px; }
.contact-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-block: 18px; }
.contact-actions .button { font-size: 12px; letter-spacing: 0; padding: 12px 14px; }
.contact-message { display: block; width: 100%; resize: none; padding: 10px; border: 1px solid var(--line); border-radius: 8px; background: #0d0f1970; color: var(--muted); font: 12px/1.6 "Segoe UI", Arial, sans-serif; }
.contact-message:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }
.copy-message-row { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 12px; margin-top: 8px; }
.copy-message-row button { min-height: 40px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 7px; background: transparent; color: #d4c5eb; cursor: pointer; font-size: 11px; }
.copy-message-row [role="status"] { color: var(--muted); font-size: 11px; }
.how-section { padding-top: 0; }
.how-section .section-heading { padding-top: 42px; border-top: 1px solid var(--line); }
.how-section h2 { font-size: clamp(28px, 2.7vw, 36px); }
.steps { list-style: none; margin: 44px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.steps li { position: relative; padding-right: 28px; }
.steps li::before { content: ""; position: absolute; top: 23px; left: 62px; right: 14px; height: 1px; background: linear-gradient(90deg, #6b528c88, #6b528c33); }
.steps li:last-child::before { display: none; }
.step-number { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 12px; border: 1px solid #7a629a66; color: #c5a6fa; background: #20182b; font-size: 13px; }
.steps h3 { font-size: 17px; margin-top: 23px; }
.steps p { font-size: 12px; color: var(--muted); margin-top: 10px; max-width: 220px; }
.redeem-section { padding-bottom: 2px; }
.exam-section { padding-top: 24px; }
.redeem-panel { position: relative; isolation: isolate; display: flex; align-items: center; gap: 28px; padding: 46px; border-radius: 20px; border: 1px solid #9070d17d; background: radial-gradient(ellipse at 90% 90%, #5c33a130, transparent 60%), linear-gradient(110deg, #171329, #10101e); box-shadow: 0 0 45px #8452cc0c, inset 0 1px #d1a9ff15; }
.redeem-icon { display: grid; place-items: center; flex-shrink: 0; width: 76px; height: 76px; border: 1px solid #9772cc50; border-radius: 20px; background: linear-gradient(135deg, #7d50ad27, #6d44b713); color: #cbb2f7; }
.redeem-icon svg { width: 42px; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.redeem-copy { flex: 1; }
.redeem-copy .eyebrow { margin-bottom: 10px; font-size: 9px; }
.redeem-copy h2 { font-size: clamp(26px, 2.5vw, 34px); }
.redeem-copy > p:last-child { color: #b3a7c9; margin-top: 10px; font-size: 13px; }
.redeem-panel .button { flex-shrink: 0; }
.support-section .section-heading { margin-bottom: 32px; }
.support-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.support-card { padding: 26px; border-radius: 14px; background: #10121b; border: 1px solid var(--line); }
.support-card-top { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-bottom: 22px; }
.support-card-top > span { font-size: 8px; letter-spacing: .1em; color: #9f9aae; }
.contact-icon { width: 28px; height: 28px; stroke: currentColor; stroke-width: 1.3; stroke-linejoin: round; stroke-linecap: round; }
.telegram-icon { color: #98cafa; }
.whatsapp-icon { color: #93d0ba; }
.shopee-icon { border-radius: 7px; }
.support-card h3 { font-size: 19px; }
.support-card > p { color: var(--muted); font-size: 12px; margin-block: 10px 16px; }
.support-card > a { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 44px; font-size: 12px; color: #d7cbed; border-top: 1px solid var(--line); }
.support-card > a:hover { color: #fff; }
.support-card > a span { font-size: 17px; color: #a998c6; }
.support-card .shop-note { font-size: 10px; color: #9993ac; margin-bottom: 0; }
.community-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 25px; padding-block: 18px; font-size: 12px; color: var(--muted); }
.community-row > div { display: flex; gap: 28px; }
.community-row a { display: inline-flex; align-items: center; min-height: 44px; gap: 10px; color: #cac2df; }
.community-row a:hover, .footer-links a:hover { color: #fff; }
.site-footer { border-top: 1px solid var(--line); background: #090b13; }
.footer-main { padding-block: 42px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.footer-brand { gap: 0; font-size: 22px; }
.footer-main p { margin-top: 9px; font-size: 11px; color: #9995ad; }
.footer-links { display: flex; flex-wrap: wrap; gap: 26px; font-size: 11px; color: #b5afc8; }
.footer-links a { display: inline-flex; align-items: center; min-height: 44px; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-block: 20px; border-top: 1px solid var(--line); color: #9992aa; font-size: 9px; }
.footer-bottom > span:nth-child(2), .footer-bottom a { letter-spacing: .1em; }
@keyframes core-breathe { 50% { transform: translateY(-5px); } }
@media (min-width: 1600px) { .hero-layout { min-height: 710px; } }
@media (max-width: 1100px) {
  .container { width: calc(100% - 64px); }
  .hero-layout { min-height: 610px; grid-template-columns: 1.2fr 1fr; gap: 0; }
  .hero-art { height: 380px; }
  .art-chip { padding: 10px 13px; font-size: 11px; }
  .core-symbol { font-size: 76px; }
  .product-body, .support-card { padding: 22px; }
  .redeem-panel { padding: 34px; gap: 22px; }
  .redeem-icon { width: 60px; height: 60px; }
  .footer-links { gap: 18px; }
}
@media (max-width: 800px) {
  .primary-nav { gap: 23px; }
  .hero-layout { min-height: 570px; grid-template-columns: 1.35fr 1fr; padding-block: 52px; }
  h1 { font-size: 52px; }
  .hero-tagline { font-size: 43px; }
  .hero-art { height: 320px; }
  .art-chip { padding: 8px 11px; gap: 7px; }
  .core-symbol { font-size: 60px; }
  .art-coordinates { font-size: 6px; }
  .hero-description { font-size: 15px; }
  .hero-actions { gap: 10px; }
  .hero-actions .button { padding: 12px 15px; gap: 12px; font-size: 9px; }
  .hero-note { font-size: 10px; gap: 7px; }
  .section { padding-block: 72px; }
  .section-heading { align-items: start; flex-direction: column; gap: 16px; }
  .section-heading > p br { display: none; }
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .papers-section { padding-top: 0; }
  .how-section { padding-top: 0; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 20px; }
  .steps li:nth-child(2)::before { display: none; }
  .redeem-panel { flex-wrap: wrap; }
  .redeem-copy { flex-basis: calc(100% - 90px); }
  .redeem-panel .button { margin-left: 82px; }
  .support-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .support-card:last-child { grid-column: 1 / -1; }
  .footer-main { align-items: start; flex-direction: column; gap: 14px; }
}
@media (max-width: 800px) {
  html { scroll-padding-top: 86px; }
  .nav-wrap { min-height: 70px; gap: 16px; flex-wrap: wrap; }
  .brand { font-size: 18px; }
  .brand img { width: 30px; height: 30px; }
  .menu-toggle { flex-direction: column; justify-content: center; gap: 6px; padding: 11px; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 9px; color: white; background: #141420; cursor: pointer; }
  .js .menu-toggle { display: flex; }
  .menu-toggle span { display: block; height: 1px; width: 20px; background: #e6dcfa; transition: transform .2s; }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .primary-nav { display: grid; width: 100%; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 12px; padding-bottom: 16px; }
  .primary-nav a { min-height: 44px; display: inline-flex; align-items: center; justify-content: space-between; padding: 10px 12px; }
  .primary-nav .nav-support { grid-column: 1 / -1; padding: 10px 12px; }
  .js .primary-nav { display: none; }
  .js .primary-nav.is-open { display: grid; }
}
@media (max-width: 600px) {
  .container { width: calc(100% - 40px); }
  .hero-layout { grid-template-columns: 1fr; min-height: auto; padding-block: 42px 24px; }
  .hero-copy { text-align: center; }
  .hero-copy .eyebrow { font-size: 8px; letter-spacing: .14em; }
  h1 { margin-top: 17px; font-size: clamp(44px, 12.7vw, 62px); }
  .hero-tagline { font-size: clamp(34px, 9.5vw, 46px); margin-top: 10px; }
  .hero-tagline br { display: none; }
  .hero-description { margin-top: 18px; font-size: 14px; }
  .desktop-break { display: none; }
  .hero-actions { margin-top: 23px; justify-content: center; gap: 10px; }
  .hero-actions .button { font-size: 9px; padding: 12px 14px; gap: 10px; }
  .hero-note { justify-content: center; margin-top: 20px; font-size: 9px; }
  .hero-art { height: 220px; width: 260px; max-width: 100%; margin: 22px auto 0; }
  .orbit-outer { width: 78%; }.orbit-middle { width: 66%; }.orbit-inner { width: 54%; }
  .intelligence-core { width: 44%; }
  .orbital-path { width: 90%; height: 36%; }
  .core-symbol { font-size: 52px; }.core-label { font-size: 9px; margin-top: 3px; }
  .art-chip { padding: 7px 10px; font-size: 10px; gap: 7px; }.art-chip span { font-size: 15px; }
  .chip-create { top: 22%; right: 0; }.chip-think { left: 0; top: 44%; }.chip-build { bottom: 13%; right: 9%; }
  .art-coordinates { display: none; }.point-one { right: 23%; top: 20%; }.point-two { left: 15%; bottom: 28%; }
  .hero-bottom { padding-block: 15px; font-size: 7px; gap: 10px; letter-spacing: .06em; }
  .hero-bottom a span { margin-left: 6px; font-size: 13px; }
  .section { padding-block: 58px; }
  .section-heading { margin-bottom: 26px; gap: 14px; }
  .section-heading .eyebrow { font-size: 9px; margin-bottom: 12px; }
  h2 { font-size: 30px; }
  .section-heading > p { font-size: 12px; }
  .product-grid { grid-template-columns: 1fr; gap: 18px; }
  .ai-grid { grid-template-columns: 1fr; }
  .papers-section { padding-top: 0; }
  .product-body { padding: 24px; }
  .papers-redemption { justify-content: flex-start; gap: 12px; }
  .dialog-layout { grid-template-columns: 1fr; gap: 20px; }
  .product-dialog { padding: 20px; }
  .product-preview-image img { height: min(36vh, 300px); }
  .dialog-copy h2 { font-size: 24px; }
  .contact-actions { grid-template-columns: 1fr; }
  .how-section { padding-top: 0; }
  .how-section .section-heading { padding-top: 34px; }
  .how-section h2 { font-size: 28px; }
  .steps { grid-template-columns: 1fr; margin-top: 28px; gap: 0; }
  .steps li { padding: 0 0 30px 67px; min-height: 110px; }
  .steps li:last-child { padding-bottom: 0; min-height: 80px; }
  .steps li::before, .steps li:nth-child(2)::before { display: block; width: 1px; height: auto; top: 55px; bottom: 9px; left: 23px; right: auto; background: #6b528c66; }
  .steps li:last-child::before { display: none; }
  .step-number { position: absolute; left: 0; top: 0; }
  .steps h3 { margin-top: 0; padding-top: 2px; }.steps p { max-width: none; margin-top: 8px; }
  .redeem-panel { padding: 28px 24px; gap: 20px; }
  .redeem-icon { width: 52px; height: 52px; border-radius: 14px; }
  .redeem-icon svg { width: 34px; }
  .redeem-copy { flex-basis: 100%; }
  .redeem-copy h2 { font-size: 27px; }
  .redeem-panel .button { margin-left: 0; width: 100%; margin-top: 4px; }
  .support-grid { grid-template-columns: 1fr; gap: 16px; }
  .support-card:last-child { grid-column: auto; }
  .support-card { padding: 24px; }
  .community-row { flex-direction: column; align-items: start; gap: 6px; padding-bottom: 0; }
  .community-row > div { flex-wrap: wrap; gap: 22px; }
  .footer-main { padding-block: 32px 22px; }
  .footer-links { gap: 0 22px; }
  .footer-bottom { flex-wrap: wrap; gap: 12px; font-size: 8px; }
  .footer-bottom > span:nth-child(2) { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
/* Round two: shared surfaces, restrained depth and progressive interaction. */
:root { --ease-premium: cubic-bezier(.22,.7,.25,1); --glass: rgba(22,23,39,.78); --glass-border: rgba(207,200,255,.19); }
.site-header { background: rgba(8,10,18,.64); border-color: transparent; transition: background .32s, border-color .32s, box-shadow .32s, backdrop-filter .32s; }
.nav-wrap { transition: min-height .32s var(--ease-premium), width .32s var(--ease-premium); }
.site-header .brand img { transition: width .32s, height .32s; }
.site-header.scrolled { background: rgba(16,17,29,.86); backdrop-filter: blur(24px) saturate(145%); -webkit-backdrop-filter: blur(24px) saturate(145%); border-color: var(--glass-border); box-shadow: 0 10px 32px #0003, inset 0 1px #ffffff08; }
.site-header.scrolled .nav-wrap { min-height: 68px; width: min(1240px, calc(100% - 72px)); }
.site-header.scrolled .brand img { width: 29px; height: 29px; }
.primary-nav { gap: 28px; }
.resources-nav { position: relative; }
.resources-toggle { display: flex; align-items: center; gap: 8px; min-height: 44px; padding: 10px 0; border: 0; background: transparent; color: #b5b5c8; font-size: inherit; font-weight: inherit; letter-spacing: inherit; cursor: pointer; }
.resources-toggle:hover, .resources-toggle[aria-expanded="true"] { color: white; }
.resources-toggle > span { transition: transform .3s; font-size: 17px; }
.resources-toggle[aria-expanded="true"] > span { transform: rotate(180deg); }
.resources-menu { position: absolute; right: -24px; top: calc(100% + 12px); width: 320px; padding: 16px; border-radius: 18px; border: 1px solid var(--glass-border); background: var(--glass); backdrop-filter: blur(24px) saturate(140%); -webkit-backdrop-filter: blur(24px) saturate(140%); box-shadow: 0 20px 60px #0006, inset 0 1px #ffffff14; z-index: 30; }
.resources-menu::before { content: ""; position: absolute; top: -16px; left: 0; right: 0; height: 16px; }
.resources-menu > p { padding: 4px 10px 12px; font-size: 8px; }
.resources-menu a { display: flex; align-items: center; gap: 12px; padding: 13px 10px; border-radius: 10px; letter-spacing: 0; }
.resources-menu a:hover { background: #c1aaff0c; }
.resources-menu a > span:last-child { margin-left: auto; }
.resources-menu strong { display: block; font-size: 13px; font-weight: 600; color: #eeeaf8; }
.resources-menu small { display: block; margin-top: 3px; font-size: 11px; color: var(--muted); }
.resources-menu .resource-symbol { display: grid; place-items: center; width: 34px; height: 38px; flex-shrink: 0; margin: 0; border-radius: 9px; color: #c6b4f8; background: #c1aaff0b; font-size: 23px; }
.js .resources-menu { opacity: 0; visibility: hidden; transform: translateY(-6px); transition: opacity .24s, transform .24s, visibility 0s .24s; pointer-events: none; }
.js .resources-nav.is-open .resources-menu { opacity: 1; visibility: visible; transform: translateY(0); pointer-events: auto; transition: opacity .24s, transform .24s, visibility 0s; }
.section:not(.hero) { padding-block: 100px; }
.products { position: relative; }
.products::before { content: ""; position: absolute; z-index: -1; inset: 0; background: radial-gradient(ellipse at 25% 30%, #67508a10, transparent 65%); pointer-events: none; }
.collection-meta { display: flex; justify-content: space-between; gap: 16px; padding: 16px 0; border-top: 1px solid var(--line); font-size: 9px; letter-spacing: .14em; color: #9995b0; }
.ai-grid { max-width: none; gap: 24px; }
.ai-grid .product-card { display: grid; grid-template-columns: 1.1fr 1fr; }
.ai-grid .product-image-wrap { aspect-ratio: auto; min-height: 278px; border-bottom: 0; border-right: 1px solid var(--line); }
.product-card { background: linear-gradient(145deg, #191a29, #10121c); border-radius: 22px; transition: transform .32s var(--ease-premium), border-color .32s, box-shadow .32s; }
.product-card:focus-within { border-color: #ad99dd80; box-shadow: 0 12px 35px #0003; }
.product-image-wrap img { transition: transform .36s var(--ease-premium), opacity .3s; }
.product-body { padding: 28px; }
.product-body h3 { font-size: 22px; }
.product-price { margin: 24px 0 28px; font-size: 38px; }
.papers-section.section { padding-top: 12px; }
.papers-grid { gap: 24px; }
.papers-grid .product-image-wrap { aspect-ratio: 1.2; }
.papers-grid .product-image-wrap img { top: 24px; left: 24px; width: calc(100% - 48px); height: calc(100% - 48px); }
.product-image-wrap.is-loading::after { content: ""; position: absolute; inset: 14px; border-radius: 8px; background: linear-gradient(100deg, #1a1c2c 20%, #292c40 45%, #1a1c2c 70%); background-size: 250% 100%; animation: image-shimmer 2.2s ease-in-out infinite; }
.product-image-wrap.is-loading img { opacity: 0; }
.product-image-wrap.has-error::after { content: "Image unavailable"; position: absolute; inset: 0; display: grid; place-items: center; background: #121522; color: var(--muted); font-size: 12px; }
@keyframes image-shimmer { from { background-position: 100% 0; } to { background-position: -80% 0; } }
.how-section.section { padding-block: 72px; background: radial-gradient(ellipse at 12% 50%, #57417318, transparent 60%), #0c0e18; border-block: 1px solid var(--line); }
.guide-layout { display: grid; grid-template-columns: .85fr 1.4fr; gap: 70px; }
.how-section .section-heading { display: block; border: 0; padding: 0; margin: 0; }
.how-section .section-heading > p { margin-top: 20px; }
.guide-mark { margin-top: 34px; color: #aaa0c9; }
.guide-mark > span { display: block; font-size: 64px; line-height: 1; color: #b19ae8; }
.guide-mark small { font-size: 8px; letter-spacing: .16em; }
.steps { margin: 0; grid-template-columns: 1fr 1fr; gap: 30px; }
.steps li { padding: 0 0 22px; border-bottom: 1px solid var(--line); }
.steps li::before { display: none; }
.steps h3 { margin-top: 18px; }
.steps p { max-width: 260px; font-size: 13px; }
.redeem-section { padding-top: 60px; }
.exam-section { padding-top: 20px; }
.redeem-panel { border-radius: 24px; padding: 36px 40px; border-color: #9383bf40; background: radial-gradient(ellipse at 100% 0%, #56408822, transparent 65%), #131421; }
.exam-section .redeem-panel { background: radial-gradient(ellipse at 100% 0%, #32596822, transparent 65%), #10161e; border-color: #7ab6c930; }
.exam-section .redeem-icon { color: #a1ceda; border-color: #7ab6c940; background: #7ab6c910; }
.support-section .section-heading { margin-bottom: 40px; }
.support-grid { grid-template-columns: repeat(6, minmax(0,1fr)); gap: 20px; }
.support-card { grid-column: span 2; display: flex; flex-direction: column; padding: 28px; border-radius: 20px; background: linear-gradient(140deg,#161824,#10121b); transition: transform .32s var(--ease-premium), border-color .32s, box-shadow .32s; }
.support-card:nth-child(n+4) { grid-column: span 3; }
.support-card > p { margin-bottom: 22px; }
.support-card > a:first-of-type { margin-top: auto; }
.support-card > a span { transition: transform .3s; }
.support-card-top { margin-bottom: 26px; }
.support-card-top > .channel-symbol { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 9px; background: #a394d416; color: #c8b3ff; font-size: 22px; }
.facebook-symbol { color: #abc4f5; font-weight: 700; }
.channel-note { margin-top: 10px; font-size: 11px; color: var(--muted); }
.channel-note summary { cursor: pointer; min-height: 32px; }
.channel-note p { padding-block: 8px; }
.product-dialog { background: rgba(22,20,35,.9); border: 1px solid var(--glass-border); backdrop-filter: blur(24px) saturate(130%); -webkit-backdrop-filter: blur(24px) saturate(130%); box-shadow: 0 28px 100px #0009, inset 0 1px #ffffff14; border-radius: 24px; }
.dialog-header { background: rgba(22,20,35,.95); border-radius: 10px; }
.dialog-close, .menu-toggle { background: #b5a2e412; border-color: var(--glass-border); box-shadow: inset 0 1px #ffffff0a; }
.site-footer { background: radial-gradient(ellipse at 20% 0, #55427613, transparent 70%), #090b13; }
.footer-main { padding-block: 52px; }
.js .reveal-pending { opacity: 0; transform: translateY(20px); }
.reveal { transition: opacity .6s var(--ease-premium), transform .6s var(--ease-premium); }
@media (hover: hover) and (pointer: fine) {
  .product-card:hover { transform: translateY(-6px) scale(1.01); border-color: #af92f17d; box-shadow: 0 22px 44px #0004, inset 0 1px #d5c8ff0e; }
  .product-card:hover img { transform: translateY(-3px) scale(1.015); }
  .product-card:hover .card-link span, .support-card:hover > a span { transform: translateX(3px); }
  .support-card:hover { transform: translateY(-4px); border-color: #ab91e85c; box-shadow: 0 16px 32px #0003; }
}
@media (hover: none) { .product-card:hover, .card-link:hover span { transform: none; } }
@media (max-width: 1100px) {
  .ai-grid .product-card { display: flex; }
  .ai-grid .product-image-wrap { aspect-ratio: 4/3; min-height: 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .guide-layout { gap: 40px; }
  .primary-nav { gap: 18px; }
}
@media (max-width: 800px) {
  .site-header.scrolled .nav-wrap { min-height: 60px; width: calc(100% - 48px); }
  .primary-nav { grid-template-columns: 1fr; gap: 3px; }
  .resources-toggle { width: 100%; justify-content: space-between; padding: 10px 12px; }
  .resources-menu { position: static; width: 100%; margin: 4px 0 10px; border-radius: 12px; box-shadow: inset 0 1px #ffffff0b; background: #a899d509; backdrop-filter: none; -webkit-backdrop-filter: none; }
  .resources-menu::before { display: none; }
  .js .resources-menu { display: none; }
  .js .resources-nav.is-open .resources-menu { display: block; }
  .resources-menu a { justify-content: start; }
  .section:not(.hero) { padding-block: 72px; }
  .papers-section.section { padding-top: 0; }
  .guide-layout { grid-template-columns: 1fr; }
  .guide-mark { display: none; }
  .support-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .support-card, .support-card:nth-child(n+4), .support-card:last-child { grid-column: auto; }
  .support-card:last-child { grid-column: 1/-1; }
}
@media (max-width: 600px) {
  .site-header.scrolled .nav-wrap { width: calc(100% - 32px); }
  .section:not(.hero) { padding-block: 56px; }
  .papers-section.section { padding-top: 0; }
  .collection-meta { font-size: 8px; letter-spacing: .09em; }
  .product-body { padding: 24px; }
  .steps { grid-template-columns: 1fr; gap: 20px; }
  .steps li { padding: 0 0 22px 66px; min-height: 0; }
  .steps li::before, .steps li:nth-child(2)::before { display: none; }
  .steps h3 { margin: 0; }
  .steps p { max-width: none; }
  .how-section.section { padding-block: 48px; }
  .redeem-section { padding-top: 36px; }
  .exam-section { padding-top: 16px; }
  .redeem-panel { padding: 28px 24px; }
  .support-grid { grid-template-columns: 1fr; gap: 16px; }
  .support-card { padding: 24px; }
  .support-card:last-child { grid-column: auto; }
  .footer-main { padding-block: 36px 24px; }
}
@media (prefers-reduced-motion: reduce) {
  .js .reveal-pending { opacity: 1; transform: none; }
  .product-card:hover, .product-card:hover img, .support-card:hover, .product-card:hover .card-link span { transform: none; }
}

/* Full-width catalogue atmospheres; geometry stays behind all content. */
main { overflow-x: clip; }
.products, .papers-section { position: relative; isolation: isolate; }
.products::before, .papers-section::before,
.products::after, .papers-section::after {
  content: "";
  position: absolute;
  pointer-events: none;
  z-index: -1;
  left: 50%;
  right: auto;
  top: 0;
  bottom: 0;
  width: 100vw;
  height: auto;
  transform: translateX(-50%);
  border: 0;
  border-radius: 0;
  opacity: 1;
  mask-image: none;
}
.products::before {
  background:
    linear-gradient(180deg, #0c1020, transparent 22%, transparent 70%, var(--bg)),
    radial-gradient(ellipse at 82% 30%, rgba(112,67,168,.42), transparent 72%),
    radial-gradient(ellipse at 12% 90%, rgba(49,71,130,.28), transparent 64%),
    #111020;
}
.products::after {
  background:
    radial-gradient(circle at calc(100% - 210px) 132px, #c7b1ec 0 2px, rgba(161,118,221,.22) 3px, transparent 13px),
    radial-gradient(ellipse 680px 420px at calc(100% + 160px) 32%, transparent 69.4%, rgba(186,151,232,.27) 69.65%, rgba(186,151,232,.27) 69.9%, transparent 70.2%),
    radial-gradient(ellipse 840px 550px at calc(100% + 160px) 32%, transparent 69.6%, rgba(148,122,201,.12) 69.8%, transparent 70%);
}
.papers-section::before {
  background:
    linear-gradient(180deg, var(--bg), transparent 20%, transparent 78%, #0e121d),
    radial-gradient(ellipse at 3% 44%, rgba(58,94,151,.32), transparent 72%),
    radial-gradient(ellipse at 72% 86%, rgba(91,77,132,.15), transparent 68%),
    #0e1521;
}
.papers-section::after {
  background-image:
    linear-gradient(rgba(153,179,219,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(153,179,219,.055) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: linear-gradient(90deg, #000, transparent 75%);
}
.how-section.section {
  position: relative;
  isolation: isolate;
  border-color: transparent;
  background:
    radial-gradient(ellipse at 50% 28%, rgba(91,106,148,.17), transparent 78%),
    linear-gradient(180deg, #0e121d, #181c29 24%, #181c29 76%, var(--bg));
}
.guide-layout { position: relative; isolation: isolate; }
.guide-layout::before {
  content: "";
  position: absolute;
  inset: -32px -32px;
  pointer-events: none;
  z-index: -1;
  border-radius: 28px;
  border: 1px solid rgba(180,193,230,.13);
  background: linear-gradient(125deg, rgba(39,44,63,.8), rgba(23,27,40,.75));
  box-shadow: inset 0 1px rgba(220,227,255,.1), 0 24px 60px rgba(0,0,0,.18);
}
@media (hover: hover) and (pointer: fine) {
  .product-card:hover {
    border-color: rgba(191,162,239,.65);
    box-shadow: 0 22px 44px #0004, 0 10px 68px 12px rgba(139,94,203,.22), inset 0 1px #d5c8ff0e;
  }
  .papers-grid .product-card:hover {
    border-color: rgba(163,189,230,.55);
    box-shadow: 0 22px 44px #0004, 0 10px 64px 10px rgba(90,139,201,.2), inset 0 1px #d5c8ff0e;
  }
}
@media (max-width: 800px) {
  .products::after {
    background:
      radial-gradient(circle at calc(100% - 62px) 74px, #c7b1ec 0 2px, rgba(161,118,221,.22) 3px, transparent 12px),
      radial-gradient(ellipse 440px 360px at calc(100% + 150px) 16%, transparent 69.4%, rgba(186,151,232,.24) 69.7%, transparent 70.2%),
      radial-gradient(ellipse 560px 460px at calc(100% + 150px) 16%, transparent 69.6%, rgba(148,122,201,.13) 69.8%, transparent 70.1%);
  }
  .guide-layout::before { inset: -24px -16px; border-radius: 22px; }
}
/* One text-link mega footer replaces the contact cards and former footer. */
.site-footer.mega-footer {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-top: 1px solid rgba(184,171,222,.12);
  background:
    linear-gradient(180deg, transparent, rgba(8,10,18,.5) 64%, var(--bg)),
    radial-gradient(ellipse at 8% 4%, rgba(99,66,159,.27), transparent 72%),
    radial-gradient(ellipse at 95% 14%, rgba(47,86,137,.15), transparent 68%),
    #10121f;
}
.mega-footer .footer-main {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1.15fr 1.25fr;
  gap: 48px;
  align-items: start;
  padding-block: 84px 64px;
}
.mega-footer .footer-brand { font-size: 28px; font-weight: 750; }
.mega-footer .footer-tagline { margin-top: 18px; color: #e2deef; font-size: 16px; letter-spacing: -.015em; }
.mega-footer .footer-description { max-width: 290px; color: #a3a1b6; font-size: 14px; line-height: 1.8; margin-top: 9px; }
.mega-footer .footer-column h2 { margin-bottom: 20px; font-size: 10px; line-height: 1.6; letter-spacing: .15em; font-weight: 650; color: #e0d9ec; }
.mega-footer .footer-column ul { list-style: none; padding: 0; margin: 0; }
.mega-footer .footer-column li { margin: 0; }
.mega-footer .footer-column a {
  display: inline-flex;
  align-items: center;
  min-height: 39px;
  padding-block: 7px;
  font-size: 13px;
  line-height: 1.6;
  color: #aaa7bc;
  transition: color .22s;
  overflow-wrap: anywhere;
}
.mega-footer .footer-column h2 a { min-height: auto; padding: 0; font-size: inherit; letter-spacing: inherit; color: inherit; }
.mega-footer .footer-column a:hover { color: #eee6ff; }
.mega-footer .footer-bottom {
  padding-block: 24px;
  border-top: 1px solid rgba(186,182,214,.1);
  color: #9692aa;
  font-size: 10px;
  gap: 24px;
}
.mega-footer .footer-bottom a { display: inline-flex; align-items: center; min-height: 36px; color: #b2acc5; transition: color .22s; }
.mega-footer .footer-bottom a:hover { color: #eee6ff; }
@media (max-width: 1100px) {
  .mega-footer .footer-main { gap: 28px; grid-template-columns: 1.45fr .9fr 1.05fr 1.25fr; }
  .mega-footer .footer-description { font-size: 13px; }
}
@media (max-width: 800px) {
  .mega-footer .footer-main { grid-template-columns: 1fr 1fr; gap: 38px 32px; padding-block: 60px 40px; }
  .mega-footer .footer-intro { grid-column: 1 / -1; }
  .mega-footer .footer-description { max-width: 400px; font-size: 14px; }
  .mega-footer .footer-column a { min-height: 44px; }
}
@media (max-width: 600px) {
  .mega-footer .footer-main { grid-template-columns: 1fr; gap: 34px; padding-block: 50px 34px; }
  .mega-footer .footer-intro { grid-column: auto; }
  .mega-footer .footer-column h2 { margin-bottom: 10px; }
  .mega-footer .footer-bottom { padding-block: 20px; gap: 8px 24px; }
  .mega-footer .footer-bottom > span:nth-child(2) { display: none; }
}

/* Secondary copyright notice, scoped to the existing footer bottom row. */
.mega-footer .footer-copyright { min-width: 0; max-width: 520px; }
.mega-footer .footer-trademark { display: block; margin-top: 6px; font-size: 9px; line-height: 1.65; color: #8b879d; }