.landing-page, body:has(> .landing-main) {
    --bgn-emerald: #02534D;
    --bgn-white: #FFFFFF;
    --bgn-amber: #FF9A00;
    --bgn-emerald-deep: #003D38;
    --bgn-emerald-darkest: #002B28;
    --bgn-emerald-glow: #08776C;
    --bgn-amber-light: #FFB84D;
    --bgn-amber-ink: #965600;
    --bgn-soft: #F5F9F8;
    --bgn-tint: #E7F1EF;
    --bgn-border: #D4E3DF;
    --bgn-muted: #526E68;
    --bgn-on-dark: #E0EFEB;
    --bgn-muted-on-dark: #B4D0C8;
    --bgn-sage: #8ABBB0;
}
body:has(> .landing-main) > .navbar { display: none; }
body:has(> .landing-main) > .navbar .btn-light { --bs-btn-bg: var(--bgn-amber); --bs-btn-color: var(--bgn-emerald-deep); --bs-btn-border-color: var(--bgn-amber); --bs-btn-hover-bg: var(--bgn-amber-light); --bs-btn-hover-color: var(--bgn-emerald-deep); --bs-btn-hover-border-color: var(--bgn-amber-light); --bs-btn-active-bg: var(--bgn-amber-light); --bs-btn-active-color: var(--bgn-emerald-deep); --bs-btn-active-border-color: var(--bgn-amber-light); }
.landing-page :is(a, button, input):focus-visible, body:has(> .landing-main) > .navbar :is(a, button):focus-visible { outline: 3px solid var(--bgn-amber-ink); outline-offset: 4px; }
.landing-navbar-shell a:focus-visible, .landing-hero a:focus-visible, .landing-footer a:focus-visible, body:has(> .landing-main) > .navbar :is(a, button):focus-visible { outline-color: var(--bgn-amber); }
.landing-page { background: var(--bgn-white); color: var(--bgn-emerald); font-family: Inter, ui-sans-serif, system-ui, sans-serif; }
.landing-page * { box-sizing: border-box; }
.landing-page [id] { scroll-margin-top: 8rem; }
.landing-hero > .container { padding-top: 9rem !important; }
.landing-hero { display: flex; align-items: center; min-height: 820px; min-height: clamp(820px, 100svh, 1080px); color: var(--bgn-white); background: radial-gradient(circle at 82% 45%, var(--bgn-emerald-glow) 0, transparent 36%), linear-gradient(135deg, var(--bgn-emerald-deep) 15%, var(--bgn-emerald) 72%, var(--bgn-emerald-glow)); overflow: hidden; }
.landing-navbar-shell { position: fixed; top: 0; right: 0; left: 0; z-index: 100; padding: 1rem 0; pointer-events: none; }
.landing-navbar { --nav-item-height: 44px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; padding: .5rem; border-radius: 999px; background: transparent; pointer-events: auto; transition: background .25s, box-shadow .25s; }
.landing-navbar-shell.is-scrolled .landing-navbar { background: #02534df2; box-shadow: 0 12px 36px #002b285c; backdrop-filter: blur(14px); }
.landing-nav-actions { display: flex; align-items: center; gap: .65rem; min-width: 0; max-width: 100%; margin-left: auto; }
.landing-links { display: flex; align-items: center; justify-content: flex-end; gap: .35rem; font-size: .9rem; }
.landing-links a { display: inline-flex; flex: none; align-items: center; min-height: var(--nav-item-height); padding: .58rem .82rem; border-radius: 10px; color: var(--bgn-on-dark); font-weight: 600; text-decoration: none; transition: color .2s, background .2s; }
.landing-links a:hover { color: var(--bgn-white); background: #ffffff1c; }
.landing-login { display: inline-flex; flex: none; align-items: center; justify-content: center; min-height: var(--nav-item-height); padding: .58rem 1.2rem; border-radius: 999px; background: var(--bgn-amber); color: var(--bgn-emerald-deep); font-size: .9rem; font-weight: 800; text-decoration: none; white-space: nowrap; transition: background .2s, transform .2s; }
.landing-login:hover { background: var(--bgn-amber-light); color: var(--bgn-emerald-deep); transform: translateY(-1px); }
.landing-menu-toggle { display: none; flex: none; align-items: center; justify-content: center; flex-direction: column; gap: 4px; width: var(--nav-item-height); height: var(--nav-item-height); border: 1px solid #ffffff7a; border-radius: 50%; background: #ffffff14; color: var(--bgn-white); }
.landing-menu-toggle span { display: block; width: 18px; height: 2px; border-radius: 2px; background: currentColor; transition: transform .2s, opacity .2s; }
.landing-navbar.is-menu-open .landing-menu-toggle span:first-child { transform: translateY(6px) rotate(45deg); }
.landing-navbar.is-menu-open .landing-menu-toggle span:nth-child(2) { opacity: 0; }
.landing-navbar.is-menu-open .landing-menu-toggle span:last-child { transform: translateY(-6px) rotate(-45deg); }
.landing-footer a:hover { color: var(--bgn-amber); }
.landing-brand { display: flex; flex: none; align-items: center; min-height: var(--nav-item-height); gap: .75rem; color: var(--bgn-white); font-size: 1.35rem; font-weight: 800; letter-spacing: -.04em; text-decoration: none; }
.landing-brand:hover { color: var(--bgn-white); }
.landing-brand-mark { display: block; width: var(--nav-item-height); height: var(--nav-item-height); border-radius: 50%; object-fit: cover; }
.landing-brand-title { color: var(--bgn-white); font-size: clamp(.9rem, 1.3vw, 1.15rem); line-height: 1.1; white-space: nowrap; }
.landing-brand-title small { display: block; margin-top: .3rem; color: var(--bgn-muted-on-dark); font-size: .62rem; font-weight: 750; letter-spacing: .12em; }
.landing-logo, .landing-logo-placeholder { width: 46px; height: 46px; border-radius: 14px; object-fit: contain; }
.landing-logo-placeholder { display: grid; place-items: center; color: var(--bgn-emerald); background: linear-gradient(145deg, var(--bgn-amber-light), var(--bgn-amber)); box-shadow: inset 0 1px #ffffff80, 0 4px 12px #002b2833; font-family: Georgia, serif; font-size: 1.75rem; font-style: italic; }
.landing-eyebrow, .landing-kicker { color: var(--bgn-amber); font-size: .78rem; font-weight: 800; letter-spacing: .18em; }
.landing-kicker { color: var(--bgn-amber-ink); }
.landing-intro-light .landing-kicker { color: var(--bgn-amber); }
.landing-heading { max-width: 740px; font-size: clamp(2.8rem, 5.2vw, 5.2rem); font-weight: 800; letter-spacing: -.055em; line-height: 1.08; }
.landing-lead { max-width: 560px; margin-top: 1.4rem; color: var(--bgn-on-dark); font-size: 1.18rem; line-height: 1.7; }
.landing-button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: .7rem 1.25rem; border-radius: 12px; font-weight: 700; text-decoration: none; transition: transform .2s, background .2s; }
.landing-button:hover { transform: translateY(-2px); }
.landing-button-primary { background: var(--bgn-amber); color: var(--bgn-emerald-deep); }
.landing-button-primary:hover { background: var(--bgn-amber-light); color: var(--bgn-emerald-deep); }
.landing-button-outline { border: 1px solid #ffffff79; color: var(--bgn-white); }
.landing-button-outline:hover { background: #ffffff18; color: var(--bgn-white); }
.landing-button-dark { background: var(--bgn-emerald); color: var(--bgn-white); }
.landing-button-dark:hover { background: var(--bgn-emerald-deep); color: var(--bgn-white); }
.landing-hero-art { position: relative; min-height: 390px; display: grid; place-items: center; }
.landing-orbit { position: absolute; border: 1px solid #ffffff29; border-radius: 50%; animation: landing-orbit-breathe 7s ease-in-out infinite; }
.orbit-one { width: 370px; height: 370px; } .orbit-two { width: 280px; height: 280px; animation-delay: -3.5s; }
.landing-art-card { z-index: 1; display: flex; flex-direction: column; width: min(335px, 82%); min-height: 240px; padding: 2rem; border: 1px solid #ffffff68; border-radius: 24px; background: linear-gradient(145deg, #ffffffef, var(--bgn-tint)); box-shadow: 0 30px 70px #002b2861; transform: rotate(-7deg); color: var(--bgn-emerald); animation: landing-card-float 6s ease-in-out infinite; }
.landing-art-card span { font-size: .68rem; letter-spacing: .16em; font-weight: 800; color: var(--bgn-muted); }
.landing-art-card strong { margin-top: 1.5rem; font-size: 2.6rem; letter-spacing: -.06em; }
.landing-art-card small { color: var(--bgn-muted); }
.art-bars { display: flex; align-items: end; gap: .6rem; margin-top: auto; height: 44px; }
.art-bars i { display: block; width: 32%; height: 55%; border-radius: 8px; background: var(--bgn-sage); }
.art-bars i:nth-child(2) { height: 90%; background: var(--bgn-emerald); } .art-bars i:nth-child(3) { height: 70%; background: var(--bgn-amber); }
.landing-art-chip { position: absolute; z-index: 2; padding: .7rem 1rem; border-radius: 12px; background: var(--bgn-white); box-shadow: 0 12px 30px #002b2866; color: var(--bgn-emerald); font-size: .85rem; font-weight: 700; animation: landing-chip-float 5s ease-in-out infinite; }
.art-chip-top { top: 30px; right: 0; animation-delay: -1.5s; } .art-chip-bottom { bottom: 30px; left: 0; animation-delay: -3.5s; }
@keyframes landing-card-float { 0%, 100% { transform: translateY(0) rotate(-7deg); } 50% { transform: translateY(-12px) rotate(-5deg); } }
@keyframes landing-chip-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes landing-orbit-breathe { 0%, 100% { opacity: .55; transform: scale(1); } 50% { opacity: 1; transform: scale(1.05); } }
@media (prefers-reduced-motion: reduce) { .landing-hero-art :is(.landing-orbit, .landing-art-card, .landing-art-chip) { animation: none; } }
.landing-section { padding: 6rem 0; } .landing-section-soft { background: var(--bgn-soft); } .landing-section-dark { color: var(--bgn-white); background: var(--bgn-emerald); }
.landing-section-intro { max-width: 740px; margin-bottom: 2.5rem; }
.landing-section-intro h2, .landing-about-heading { margin: .65rem 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(2rem, 3.6vw, 3.3rem); font-weight: 800; letter-spacing: -.045em; }
.landing-section-intro p, .landing-about-copy { color: var(--bgn-muted); font-size: 1.08rem; line-height: 1.7; }
.landing-intro-light p { color: var(--bgn-on-dark); }
.landing-centered-intro { max-width: 900px; margin-inline: auto; text-align: center; }
.portal-card, .step-card, .news-card { padding: 1.75rem; border: 1px solid var(--bgn-border); border-radius: 18px; background: var(--bgn-white); box-shadow: 0 12px 35px #02534d10; }
.portal-card h3, .step-card h3, .news-card h3 { font-size: 1.12rem; font-weight: 750; }
.portal-card p, .step-card p, .news-card p { color: var(--bgn-muted); line-height: 1.55; }
.portal-card a, .news-card a { color: var(--bgn-emerald); font-weight: 700; text-decoration: none; }
.portal-symbol { display: grid; place-items: center; width: 48px; height: 48px; margin-bottom: 1.25rem; border-radius: 13px; background: var(--bgn-tint); color: var(--bgn-emerald); font-size: 1.45rem; font-weight: 800; }
.portal-unavailable { color: var(--bgn-muted); font-size: .9rem; }
.landing-catalog-section { background: #edf5f1; }
.landing-catalog-intro { max-width: 740px; margin: 0 auto 2.5rem; text-align: center; }
.landing-catalog-intro p { max-width: 650px; margin-inline: auto; }
.landing-book-shell { display: grid; grid-template-columns: 48px minmax(0, 1fr) 48px; align-items: center; gap: 1rem; max-width: 1040px; margin-inline: auto; }
.landing-book-arrow { display: grid; place-items: center; width: 48px; height: 48px; border: 0; border-radius: 50%; background: var(--bgn-emerald); box-shadow: 0 6px 15px #003d3826; color: #fff; font-size: 2rem; line-height: 1; }
.landing-book-arrow:hover:not(:disabled) { background: var(--bgn-emerald-deep); }
.landing-book-arrow:disabled { opacity: .38; cursor: not-allowed; }
.landing-book { display: grid; position: relative; width: min(100%, 800px); margin-inline: auto; aspect-ratio: 1.414; overflow: hidden; border: 6px solid #fff; border-radius: 16px; background: #fff; box-shadow: 0 28px 60px #003d3826; }
.landing-book-page { display: grid; place-items: center; width: 100%; height: 100%; overflow: hidden; background: #f9faf8; }
.landing-book-page img { display: block; width: 100%; height: 100%; object-fit: contain; transition: opacity .2s, transform .2s; }
.landing-book.is-turning .landing-book-page img { opacity: .5; transform: rotateY(-4deg); }
.landing-book-status { width: fit-content; margin: 1.1rem auto 0; padding: .45rem .85rem; border-radius: 999px; background: var(--bgn-emerald); color: #fff; font-size: .82rem; font-weight: 800; }
.catalog-shell { overflow: hidden; border: 1px solid var(--bgn-border); border-radius: 20px; background: var(--bgn-white); box-shadow: 0 18px 50px #02534d15; }
.catalog-toolbar, .catalog-foot { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem 1.5rem; }
.catalog-toolbar { border-bottom: 1px solid var(--bgn-border); }
.catalog-toolbar strong, .catalog-toolbar span { display: block; }
.catalog-toolbar strong { font-size: 1.05rem; } .catalog-toolbar > div > span { color: var(--bgn-muted); font-size: .85rem; }
.catalog-controls { display: flex; align-items: center; gap: .5rem; }
.catalog-controls label, .catalog-controls span { color: var(--bgn-muted); font-size: .85rem; }
.catalog-controls button, .catalog-controls input { height: 37px; border: 1px solid var(--bgn-border); border-radius: 8px; background: var(--bgn-white); color: var(--bgn-emerald); text-align: center; }
.catalog-controls button { width: 37px; } .catalog-controls input { width: 58px; } .catalog-controls button:disabled { opacity: .4; }
#catalog-frame { display: block; width: 100%; height: 680px; border: 0; }
.catalog-empty { display: grid; place-items: center; min-height: 420px; padding: 2rem; text-align: center; background: repeating-linear-gradient(45deg, var(--bgn-soft), var(--bgn-soft) 12px, var(--bgn-tint) 12px, var(--bgn-tint) 24px); }
.catalog-empty > span { color: var(--bgn-sage); font-size: 4rem; } .catalog-empty h3 { margin: .5rem 0 0; font-size: 1.35rem; } .catalog-empty p { max-width: 440px; color: var(--bgn-muted); }
.catalog-foot { border-top: 1px solid var(--bgn-border); color: var(--bgn-muted); font-size: .9rem; } .catalog-foot a { color: var(--bgn-emerald); text-decoration: none; font-weight: 700; }
.step-card span { display: inline-block; margin-bottom: 1.5rem; color: var(--bgn-amber-ink); font-size: 2rem; font-weight: 800; }
.step-card h3 { margin-bottom: .7rem; }
.preview-stage { display: grid; grid-template-columns: minmax(0, 1fr) 220px; align-items: center; gap: clamp(1.5rem, 4vw, 3rem); max-width: 1240px; margin-inline: auto; }
.preview-laptop { min-width: 0; overflow: hidden; border: 10px solid #0b0b0b; border-bottom-width: 18px; border-radius: 18px; background: var(--bgn-white); box-shadow: 0 28px 50px #001f1c8c; }
.preview-bar { display: flex; align-items: center; gap: 5px; height: 28px; padding: 0 12px; background: var(--bgn-tint); }
.preview-bar i { width: 7px; height: 7px; border-radius: 50%; background: var(--bgn-sage); } .preview-bar span { margin-left: auto; color: var(--bgn-muted); font-size: .7rem; }
.preview-laptop-screen { height: 585px; overflow: hidden; background: var(--bgn-white); }
.preview-laptop iframe { display: block; width: 147.0588%; height: 860px; border: 0; background: var(--bgn-white); pointer-events: none; transform: scale(.68); transform-origin: top left; }
.preview-phone { position: relative; width: 220px; height: 440px; overflow: hidden; border: 8px solid #0b0b0b; border-radius: 32px; background: var(--bgn-white); box-shadow: 0 24px 45px #001f1c8c; }
.preview-phone-notch { position: absolute; z-index: 1; top: 0; left: 32%; width: 36%; height: 12px; border-radius: 0 0 12px 12px; background: #0b0b0b; }
.preview-phone-screen { width: 100%; height: 100%; overflow: hidden; }
.preview-phone iframe { display: block; width: 500px; height: 1040px; border: 0; pointer-events: none; transform: scale(.408); transform-origin: top left; }
.preview-blank { display: grid; place-items: center; min-height: 320px; padding: 2rem; color: var(--bgn-muted); text-align: center; }
.news-card { display: flex; flex-direction: column; gap: .75rem; }
.news-type { width: fit-content; padding: .3rem .7rem; border-radius: 50px; background: var(--bgn-tint); color: var(--bgn-emerald); font-size: .72rem; font-weight: 800; text-transform: uppercase; }
.news-card time { color: var(--bgn-muted); font-size: .82rem; } .news-card a { margin-top: auto; }
.news-empty { padding: 3rem; border: 1px dashed var(--bgn-border); border-radius: 16px; color: var(--bgn-muted); text-align: center; }
.landing-about-copy { white-space: pre-line; } .video-shell { aspect-ratio: 16 / 9; overflow: hidden; border-radius: 20px; background: var(--bgn-emerald); box-shadow: 0 20px 50px #02534d36; }
.video-shell iframe { width: 100%; height: 100%; border: 0; } .video-empty { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1rem; height: 100%; color: var(--bgn-on-dark); text-align: center; }
.video-empty span { display: grid; place-items: center; width: 70px; height: 70px; border: 1px solid #ffffff78; border-radius: 50%; font-size: 1.7rem; }
.video-empty a { color: var(--bgn-white); }
.landing-footer { padding: 5rem 0 1.5rem; background: var(--bgn-emerald-darkest); color: var(--bgn-on-dark); }
.landing-footer-brand { margin-bottom: 1rem; color: var(--bgn-white); font-size: 1.7rem; font-weight: 800; }
.landing-footer h2 { margin-bottom: 1.2rem; color: var(--bgn-white); font-size: 1rem; font-weight: 750; }
.landing-footer p { max-width: 300px; color: var(--bgn-muted-on-dark); line-height: 1.7; }
.landing-footer a { display: block; width: fit-content; margin-bottom: .65rem; color: var(--bgn-on-dark); text-decoration: none; }
.landing-install-button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; margin-top: 1rem; padding: .65rem 1rem; border: 0; border-radius: 12px; background: var(--bgn-amber); color: var(--bgn-emerald-deep); font-weight: 800; }
.landing-install-button[hidden] { display: none; }
.landing-install-button:hover { background: var(--bgn-amber-light); }
.landing-install-dialog { width: min(420px, calc(100% - 2rem)); padding: 1.5rem; border: 1px solid var(--bgn-border); border-radius: 20px; background: var(--bgn-white); box-shadow: 0 24px 70px #002b2870; color: var(--bgn-emerald-deep); }
.landing-install-dialog::backdrop { background: #002b28b8; }
.landing-install-dialog-top { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 1rem; }
.landing-install-dialog-top img { border-radius: 12px; }
.landing-install-dialog h2 { margin-bottom: .75rem; font-size: 1.4rem; font-weight: 800; }
.landing-install-dialog p { color: var(--bgn-muted); line-height: 1.6; }
.landing-install-close { border: 0; background: transparent; color: var(--bgn-muted); font-size: 1.8rem; line-height: 1; }
.landing-install-done { min-height: 42px; padding: .55rem 1rem; border: 0; border-radius: 10px; background: var(--bgn-emerald); color: var(--bgn-white); font-weight: 700; }
.footer-social { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1rem; }
.landing-footer-bottom { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid #ffffff27; color: var(--bgn-muted-on-dark); font-size: .85rem; }
@media (min-width: 1200px) { .landing-hero > .container { width: min(100% - 3rem, 1360px); max-width: 1360px; } }
@media (max-width: 991px) { .landing-page [id] { scroll-margin-top: 10rem; } .landing-hero > .container { padding-top: 12rem !important; } .landing-navbar { border-radius: 24px; } }
@media (max-width: 767px) {
    .landing-page [id] { scroll-margin-top: 10rem; }
    .landing-book-shell { position: relative; display: block; }
    .landing-book { width: 100%; border-width: 4px; }
    .landing-book-arrow { position: absolute; z-index: 1; top: 50%; width: 36px; height: 36px; font-size: 1.6rem; transform: translateY(-50%); }
    .landing-book-arrow[data-book-prev] { left: -.6rem; }
    .landing-book-arrow[data-book-next] { right: -.6rem; }
    .landing-hero { min-height: 0; }
    .landing-navbar { position: relative; flex-wrap: nowrap; gap: .45rem; border-radius: 999px; }
    .landing-navbar.is-menu-open { background: #02534df2; box-shadow: 0 12px 36px #002b285c; }
    .landing-nav-actions { width: auto; margin-left: auto; gap: .5rem; }
    .landing-menu-toggle { display: inline-flex; }
    .landing-links { position: absolute; z-index: 1; top: calc(100% + .5rem); right: 0; left: 0; display: none; align-items: stretch; flex-direction: column; gap: .15rem; max-height: calc(100svh - 7rem); padding: .6rem; overflow-y: auto; border-radius: 20px; background: #02534df7; box-shadow: 0 16px 36px #002b285c; }
    .landing-navbar.is-menu-open .landing-links { display: flex; }
    .landing-links a { width: 100%; padding: .7rem 1rem; white-space: normal; }
    .landing-login { padding: .45rem .9rem; }
 .landing-section .row.g-5 { --bs-gutter-x: 1.5rem; } .landing-section { padding: 4rem 0; } .landing-hero-art { min-height: 310px; } .art-chip-top { right: 2%; } .art-chip-bottom { left: 2%; } .catalog-toolbar, .catalog-foot { flex-wrap: wrap; } #catalog-frame { height: 500px; } }
@media (max-width: 1050px) { .preview-stage { grid-template-columns: 1fr; justify-items: center; } .preview-laptop { width: 100%; } .preview-phone { margin-top: 1rem; } }
@media (max-width: 700px) { .preview-laptop-screen { height: 440px; } .preview-laptop iframe { width: 200%; height: 880px; transform: scale(.5); } }
@media (max-width: 480px) { .landing-navbar { --nav-item-height: 40px; } .landing-brand { gap: .5rem; } .landing-brand-title { font-size: .9rem; } .landing-brand-title small { font-size: .55rem; } .landing-nav-actions { gap: .35rem; } .landing-login { padding: .45rem .7rem; } .landing-art-card { width: 78%; } .landing-heading { font-size: 2.7rem; } }
@media (prefers-reduced-motion: reduce) { .landing-menu-toggle span { transition: none; } }