:root {
    --zero-bg: #f6f9fb;
    --zero-surface: #fff;
    --zero-soft: #edf4f7;
    --zero-heading: #01162b;
    --zero-copy: #4d6273;
    --zero-muted: #708394;
    --zero-border: #dce7ed;
    --zero-brand: #71e604;
    --zero-brand-dark: #4e9c08;
    --zero-navy: #01162b;
}
html[data-theme="dark"] {
    --zero-bg: #071827;
    --zero-surface: #0d2435;
    --zero-soft: #102c40;
    --zero-heading: #f2f7fa;
    --zero-copy: #c3d0da;
    --zero-muted: #91a7b7;
    --zero-border: #29475b;
}
body.zero-session-landing { margin: 0; background: var(--zero-bg); color: var(--zero-copy); }
body.zero-session-landing.has-mobile-bottom-nav { padding-bottom: 0 !important; }
.zero-session-landing :where(#main-header, .course-announcement, .mobile-bottom-nav, #hst-launcher, .hst-widget) { display: none !important; }
.zero-page { min-height: 100vh; overflow: hidden; background: var(--zero-bg); font-family: inherit; }
.zero-page [hidden] { display: none !important; }
.zero-container { width: min(100% - 2rem, 74rem); margin-inline: auto; }
.zero-course-header { position: relative; z-index: 20; border-bottom: 1px solid rgba(113,230,4,.16); background: linear-gradient(110deg,#01162b,#062f4d 70%,#011b31); box-shadow: 0 10px 35px rgba(0,0,0,.16); }
.zero-course-header::after { position: absolute; inset: auto 0 0; height: 1px; background: linear-gradient(90deg,transparent,rgba(113,230,4,.68),transparent); content: ""; }
.zero-course-header__inner { display: grid; min-height: 4.35rem; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 1rem; }
.zero-brand { display: inline-flex; align-items: center; gap: .65rem; }
.zero-brand img:last-child { width: auto; height: 1.3rem; object-fit: contain; }
.zero-course-header__identity { display: flex; align-items: center; gap: .7rem; color: #fff; }
.zero-course-header__identity span { display: inline-flex; align-items: center; gap: .35rem; border: 1px solid rgba(113,230,4,.25); border-radius: 999px; background: rgba(113,230,4,.1); padding: .3rem .6rem; color: #bafb80; font-size: .63rem; font-weight: 900; }
.zero-course-header__identity span svg { width: .85rem; height: .85rem; }
.zero-course-header__identity strong { font-size: .78rem; font-weight: 900; }
.zero-course-header__course-link { display: inline-flex; min-height: 2.45rem; align-items: center; justify-self: end; gap: .4rem; border: 1px solid rgba(255,255,255,.14); border-radius: .75rem; background: rgba(255,255,255,.07); padding: .45rem .75rem; color: #fff; font-size: .68rem; font-weight: 900; transition: border-color .2s,background .2s,transform .2s; }
.zero-course-header__course-link:hover { border-color: rgba(113,230,4,.45); background: rgba(113,230,4,.12); transform: translateX(-2px); }
.zero-course-header__course-link svg { width: .9rem; height: .9rem; color: var(--zero-brand); }

.zero-entry { position: relative; isolation: isolate; display: grid; min-height: calc(100svh - 4.35rem); place-items: center; overflow: hidden; padding: 2.25rem 0; background: radial-gradient(circle at 50% 16%,rgba(113,230,4,.16),transparent 24rem),linear-gradient(150deg,#01162b,#063653 58%,#031929); color: #fff; }
.zero-entry::before { position: absolute; inset: 0; z-index: -2; opacity: .12; background-image: radial-gradient(rgba(113,230,4,.8) 1px,transparent 1px); background-size: 32px 32px; content: ""; mask-image: linear-gradient(to bottom,#000,transparent 94%); }
.zero-entry::after { position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg,rgba(1,22,43,.08),rgba(1,22,43,.5)); content: ""; }
.zero-entry__orb { position: absolute; z-index: -1; border: 1px solid rgba(113,230,4,.12); border-radius: 50%; pointer-events: none; }
.zero-entry__orb--one { top: -10rem; right: -8rem; width: 30rem; height: 30rem; box-shadow: 0 0 0 5rem rgba(113,230,4,.022),0 0 0 10rem rgba(113,230,4,.012); }
.zero-entry__orb--two { bottom: -15rem; left: -8rem; width: 32rem; height: 32rem; }
.zero-entry__inner { display: block; }
.zero-entry__layout { display: grid; width: 100%; max-width: 65rem; grid-template-columns: minmax(0,1.05fr) minmax(24rem,.88fr); gap: 1rem; margin-inline: auto; border: 1px solid rgba(255,255,255,.12); border-radius: 2rem; background: rgba(2,23,40,.62); padding: .7rem; backdrop-filter: blur(18px); box-shadow: 0 35px 100px rgba(0,0,0,.34),0 0 0 .5rem rgba(113,230,4,.02); }
.zero-entry__preview { position: relative; min-height: 34rem; overflow: hidden; border: 1px solid rgba(255,255,255,.12); border-radius: 1.5rem; background: #03182a; }
.zero-entry__preview > img,.zero-entry__preview-shade { position: absolute; inset: 0; width: 100%; height: 100%; }
.zero-entry__preview > img { object-fit: cover; object-position: center; opacity: .8; filter: saturate(.88) contrast(1.04); }
.zero-entry__preview-shade { background: linear-gradient(0deg,rgba(1,22,43,.98) 5%,rgba(1,22,43,.62) 48%,rgba(1,22,43,.12)); }
.zero-entry__preview-content { position: absolute; inset: auto 0 0; z-index: 1; padding: 2rem; text-align: right; }
.zero-entry__preview-badge { display: inline-flex; align-items: center; gap: .4rem; border: 1px solid rgba(113,230,4,.3); border-radius: 999px; background: rgba(113,230,4,.13); padding: .38rem .65rem; color: #c4fa92; font-size: .65rem; font-weight: 900; }
.zero-entry__preview-badge svg { width: .9rem; height: .9rem; }
.zero-entry__preview-content > strong { display: block; max-width: 28rem; margin-top: .85rem; color: #fff; font-size: clamp(1.45rem,2.3vw,2.15rem); font-weight: 950; line-height: 1.55; text-wrap: balance; }
.zero-entry__preview-content ul { display: flex; flex-wrap: wrap; gap: .55rem 1rem; margin: 1rem 0 0; padding: 0; color: #c4d2dc; font-size: .7rem; line-height: 1.8; list-style: none; }
.zero-entry__preview-content li { display: inline-flex; align-items: center; gap: .35rem; }
.zero-entry__preview-content li svg { width: .9rem; height: .9rem; color: var(--zero-brand); }
.zero-entry__card { position: relative; display: flex; width: 100%; min-width: 0; flex-direction: column; justify-content: center; border: 1px solid rgba(255,255,255,.1); border-radius: 1.5rem; background: rgba(4,28,47,.93); padding: 1.65rem 1.75rem; text-align: center; box-shadow: inset 0 1px rgba(255,255,255,.035); }
.zero-entry__card::before { position: absolute; inset: .55rem; border: 1px solid rgba(255,255,255,.055); border-radius: 1.35rem; content: ""; pointer-events: none; }
.zero-entry__steps { position: relative; z-index: 1; display: flex; align-items: center; justify-content: center; gap: .55rem; margin-bottom: 1.1rem; color: #7e94a4; font-size: .58rem; font-weight: 800; }
.zero-entry__steps span { display: inline-flex; align-items: center; gap: .3rem; transition: color .2s; }
.zero-entry__steps b { display: grid; width: 1.3rem; height: 1.3rem; place-items: center; border: 1px solid rgba(255,255,255,.14); border-radius: 50%; font-size: .55rem; }
.zero-entry__steps i { width: 2.2rem; height: 1px; background: rgba(255,255,255,.14); }
.zero-entry__steps .is-active { color: #ddecf4; }
.zero-entry__steps .is-active b { border-color: var(--zero-brand); background: var(--zero-brand); color: var(--zero-navy); }
.zero-entry__layout.is-otp [data-zero-step="identity"] { color: #a8bc65; }
.zero-entry__layout.is-otp [data-zero-step="identity"] b { border-color: rgba(113,230,4,.4); background: rgba(113,230,4,.14); color: var(--zero-brand); }
.zero-entry__layout.is-otp [data-zero-step="otp"] { color: #ddecf4; }
.zero-entry__layout.is-otp [data-zero-step="otp"] b { border-color: var(--zero-brand); background: var(--zero-brand); color: var(--zero-navy); }
.zero-entry__icon { position: relative; z-index: 1; display: grid; width: 3.5rem; height: 3.5rem; place-items: center; margin: 0 auto .85rem; border-radius: 1.05rem; background: linear-gradient(145deg,#8bf333,var(--zero-brand)); color: var(--zero-navy); box-shadow: 0 15px 38px rgba(113,230,4,.22),inset 0 1px rgba(255,255,255,.45); }
.zero-entry__icon svg { width: 1.35rem; height: 1.35rem; }
.zero-entry__eyebrow { position: relative; z-index: 1; display: block; color: #bafb80; font-size: .68rem; font-weight: 900; line-height: 1.8; }
.zero-entry h1 { position: relative; z-index: 1; margin: .35rem 0 0; color: #fff; font-size: clamp(1.45rem,2.4vw,1.9rem); font-weight: 950; line-height: 1.55; text-wrap: balance; }
.zero-entry__card > p { position: relative; z-index: 1; max-width: 25rem; margin: .45rem auto 1rem; color: #b9c8d2; font-size: .75rem; line-height: 1.9; }
.zero-entry .bf-form { position: relative; z-index: 1; text-align: right; }
.zero-entry__noscript { border: 1px solid rgba(255,190,89,.28); border-radius: .8rem; background: rgba(255,190,89,.1); padding: .65rem; color: #ffe1ad !important; }

.zero-hero { position: relative; isolation: isolate; overflow: hidden; padding: 2rem 0 3.25rem; background: radial-gradient(circle at 9% 12%, rgba(113,230,4,.14), transparent 22rem), linear-gradient(145deg,#01162b,#052d4d 62%,#041b30); color: #fff; }
.zero-hero::before { position: absolute; inset: 0; z-index: -1; opacity: .12; background-image: radial-gradient(rgba(113,230,4,.8) 1px,transparent 1px); background-size: 34px 34px; content: ""; mask-image: linear-gradient(to bottom,#000,transparent 88%); }
.zero-hero__orb { position: absolute; z-index: -1; border: 1px solid rgba(113,230,4,.12); border-radius: 50%; pointer-events: none; }
.zero-hero__orb--one { top: -9rem; right: -6rem; width: 23rem; height: 23rem; box-shadow: 0 0 0 4rem rgba(113,230,4,.025),0 0 0 8rem rgba(113,230,4,.014); }
.zero-hero__orb--two { bottom: -13rem; left: -6rem; width: 27rem; height: 27rem; }
.zero-hero__inner { display: flex; max-width: 64rem; flex-direction: column; align-items: center; gap: 1.35rem; text-align: center; }
.zero-hero__copy { width: 100%; max-width: 50rem; min-width: 0; text-align: center; }
.zero-kicker { display: inline-flex; align-items: center; gap: .48rem; margin-bottom: .7rem; border: 1px solid rgba(113,230,4,.25); border-radius: 999px; background: rgba(113,230,4,.1); padding: .38rem .7rem; color: #bafb80; font-size: .66rem; font-weight: 900; line-height: 1.6; }
.zero-kicker svg { width: .95rem; height: .95rem; }
.zero-hero h1 { margin: 0 0 .65rem; color: #fff; font-size: clamp(2rem,3.5vw,3.15rem); font-weight: 950; line-height: 1.28; letter-spacing: -.04em; text-wrap: balance; }
.zero-hero h1 em { display: block; color: var(--zero-brand); font-style: normal; }
.zero-hero__copy > p { max-width: 43rem; margin: 0 auto; color: #c6d2db; font-size: .9rem; line-height: 1.9; text-align: center; }
.zero-hero__trust { display: flex; flex-wrap: wrap; justify-content: center; gap: .6rem 1rem; margin-top: 1.25rem; color: #e7eff4; font-size: .71rem; font-weight: 750; }
.zero-hero__trust span { display: inline-flex; align-items: center; gap: .4rem; }
.zero-hero__trust svg { width: 1rem; color: var(--zero-brand); }

.zero-gate { width: 100%; max-width: 56rem; min-width: 0; }
.zero-premium-player { position: relative; overflow: hidden; border: 1px solid rgba(113,230,4,.24); border-radius: 1.75rem; background: linear-gradient(150deg,rgba(10,42,65,.96),rgba(2,19,34,.98)); padding: .55rem; box-shadow: 0 32px 90px rgba(0,0,0,.42),0 0 0 .45rem rgba(113,230,4,.025); }
.zero-premium-player::before { position: absolute; top: -6rem; right: 10%; width: 22rem; height: 8rem; background: rgba(113,230,4,.18); filter: blur(42px); content: ""; transform: rotate(-8deg); pointer-events: none; }
.zero-premium-player__bar { position: relative; display: grid; min-height: 3.1rem; grid-template-columns: 1fr auto 1fr; align-items: center; gap: .75rem; padding: .35rem .75rem .65rem; color: #d9e5ec; text-align: center; }
.zero-premium-player__bar > span { display: inline-flex; align-items: center; gap: .35rem; color: #bafb80; font-size: .62rem; font-weight: 900; }
.zero-premium-player__bar > span:first-child { justify-self: start; }
.zero-premium-player__bar svg { width: .88rem; height: .88rem; }
.zero-premium-player__bar > strong { color: #fff; font-size: .72rem; font-weight: 900; }
.zero-premium-player__bar .zero-premium-player__quality { justify-self: end; color: #b6c8d4; }
.zero-media-shell { position: relative; aspect-ratio: 16/9; overflow: hidden; border: 1px solid rgba(255,255,255,.16); border-radius: 1.3rem; background: #020c15; box-shadow: inset 0 0 0 1px rgba(255,255,255,.035),0 20px 55px rgba(0,0,0,.28); }
.zero-media-shell__poster,.zero-media-shell__shade { position: absolute; inset: 0; width: 100%; height: 100%; }
.zero-media-shell__poster { object-fit: cover; opacity: .68; filter: saturate(.88) contrast(1.03); }
.zero-media-shell__shade { background: radial-gradient(circle at 50% 48%,rgba(1,22,43,.05),rgba(1,22,43,.5) 75%),linear-gradient(0deg,rgba(1,22,43,.65),transparent 55%); }
.zero-lead-card { position: absolute; inset: 50% auto auto 50%; width: min(90%,28rem); transform: translate(-50%,-50%); border: 1px solid rgba(255,255,255,.14); border-radius: 1.3rem; background: rgba(3,24,42,.88); padding: 1.25rem; backdrop-filter: blur(14px); box-shadow: 0 18px 48px rgba(0,0,0,.25); }
.zero-lead-card__icon { position: absolute; top: -1.3rem; left: 1.2rem; display: grid; width: 2.7rem; height: 2.7rem; place-items: center; border-radius: .85rem; background: var(--zero-brand); color: var(--zero-navy); box-shadow: 0 10px 24px rgba(113,230,4,.28); }
.zero-lead-card__icon svg { width: 1.05rem; fill: currentColor; }
.zero-lead-card__heading { padding-inline-end: 0; margin-bottom: .85rem; }
.zero-lead-card__heading > span { display: block; margin-bottom: .15rem; color: var(--zero-brand); font-size: .62rem; font-weight: 900; }
.zero-lead-card__heading h2 { margin: 0; color: #fff; font-size: 1.1rem; font-weight: 950; line-height: 1.6; }
.zero-lead-card__heading p { margin: .25rem 0 0; color: #b7c6d1; font-size: .72rem; line-height: 1.8; }
.bf-form--zero-session .bf-fields { grid-template-columns: repeat(2,minmax(0,1fr)); gap: .7rem; }
.bf-form--zero-session .bf-label { margin-bottom: .3rem; color: #e7eff4; font-size: .65rem; }
.bf-form--zero-session .bf-control { min-height: 2.75rem; border-color: rgba(255,255,255,.16); background: rgba(255,255,255,.08); padding: .58rem .75rem; color: #fff; font-size: .75rem; }
.bf-form--zero-session .bf-control::placeholder { color: #8699a8; }
.bf-form--zero-session .bf-control:focus { border-color: var(--zero-brand); background: rgba(255,255,255,.11); }
.bf-form--zero-session .bf-error { min-height: .75rem; margin-top: .15rem; font-size: .58rem; line-height: 1.4; }
.bf-form--zero-session .bf-form__actions { margin-top: .45rem; }
.bf-form--zero-session .bf-submit { width: 100%; min-height: 2.8rem; border-radius: .8rem; font-size: .75rem; }
.bf-form--zero-session .bf-form__status { min-height: 0; margin-top: .4rem; font-size: .65rem; }
.bf-form--zero-session .bf-form__status.is-success,.bf-form--zero-session .bf-form__status.is-error { padding: .5rem .65rem; }
.zero-entry__otp { position: relative; z-index: 2; margin-top: .85rem; border: 1px solid rgba(113,230,4,.2); border-radius: 1.15rem; background: rgba(255,255,255,.055); padding: 1rem; text-align: right; }
.zero-entry__otp-heading { display: flex; align-items: center; gap: .65rem; margin-bottom: .8rem; }
.zero-entry__otp-heading > span { display: grid; width: 2.45rem; height: 2.45rem; flex: none; place-items: center; border-radius: .75rem; background: rgba(113,230,4,.14); color: var(--zero-brand); }
.zero-entry__otp-heading svg { width: 1rem; height: 1rem; }
.zero-entry__otp-heading strong,.zero-entry__otp-heading small { display: block; }
.zero-entry__otp-heading strong { color: #fff; font-size: .78rem; font-weight: 900; }
.zero-entry__otp-heading small { margin-top: .15rem; color: #9eb0bd; font-size: .6rem; line-height: 1.6; }
.zero-entry__otp > label { display: block; margin-bottom: .35rem; color: #dce7ee; font-size: .62rem; font-weight: 850; }
.zero-entry__otp > input { width: 100%; min-height: 3.2rem; border: 1px solid rgba(255,255,255,.15); border-radius: .8rem; outline: none; background: rgba(0,0,0,.16); padding: .65rem; color: #fff; font: 900 1.15rem/1 inherit; letter-spacing: .42rem; text-align: center; transition: border-color .2s,box-shadow .2s; }
.zero-entry__otp > input:focus { border-color: var(--zero-brand); box-shadow: 0 0 0 3px rgba(113,230,4,.14); }
.zero-entry__verify { display: flex; width: 100%; min-height: 3rem; cursor: pointer; align-items: center; justify-content: center; gap: .45rem; margin-top: .65rem; border: 0; border-radius: .8rem; background: var(--zero-brand); color: var(--zero-navy); font-family: inherit; font-size: .72rem; font-weight: 950; }
.zero-entry__verify svg { width: .9rem; height: .9rem; }
.zero-entry__otp-actions { display: flex; justify-content: space-between; gap: .75rem; margin-top: .65rem; }
.zero-entry__otp-actions button { cursor: pointer; border: 0; background: transparent; padding: .2rem; color: #aebfca; font-family: inherit; font-size: .6rem; font-weight: 750; }
.zero-entry__otp-actions button:disabled { cursor: wait; color: #657987; }
.zero-entry__otp-status { min-height: 1rem; margin: .45rem 0 0; color: #bafb80; font-size: .6rem; line-height: 1.7; text-align: center; }
.zero-entry__otp-status.is-error { color: #fecaca; }
.zero-entry__layout.is-busy { cursor: wait; }
.zero-entry__layout.is-busy :is(input,button) { cursor: wait; }
.zero-entry__assurance { position: relative; z-index: 1; display: flex; align-items: center; justify-content: center; gap: .35rem; margin-top: .55rem; color: #8096a5; font-size: .56rem; line-height: 1.65; }
.zero-entry__assurance svg { width: .75rem; height: .75rem; color: #9dc76f; }
.zero-lead-card__consent { display: flex; align-items: flex-start; gap: .35rem; margin: .45rem 0 0; color: #8fa2b0; font-size: .57rem; line-height: 1.65; }
.zero-lead-card__consent svg { width: .8rem; height: .8rem; flex: none; margin-top: .08rem; color: var(--zero-brand); }
.zero-video-stage { position: absolute; inset: 0; background: #000; }
.zero-video-stage[hidden] { display: none; }
.zero-video-stage video { display: block; width: 100%; height: 100%; object-fit: contain; }
.zero-premium-player__cover { position: absolute; inset: 0; z-index: 3; display: flex; cursor: pointer; flex-direction: column; align-items: center; justify-content: center; border: 0; background: transparent; padding: 1rem; color: #fff; font-family: inherit; text-align: center; }
.zero-premium-player__cover[hidden] { display: none; }
.zero-premium-player__play { position: relative; display: grid; width: 5rem; height: 5rem; place-items: center; margin-bottom: .8rem; border: 1px solid rgba(255,255,255,.5); border-radius: 50%; background: var(--zero-brand); color: var(--zero-navy); box-shadow: 0 0 0 .55rem rgba(113,230,4,.14),0 18px 45px rgba(0,0,0,.36); transition: transform .2s,box-shadow .2s; }
.zero-premium-player__play::after { position: absolute; inset: -.6rem; border: 1px solid rgba(113,230,4,.35); border-radius: 50%; content: ""; animation: zero-player-pulse 2.2s ease-out infinite; }
.zero-premium-player__play svg { width: 1.65rem; height: 1.65rem; fill: currentColor; transform: translateX(-.1rem); }
.zero-premium-player__cover:hover .zero-premium-player__play { transform: scale(1.06); box-shadow: 0 0 0 .65rem rgba(113,230,4,.17),0 20px 50px rgba(0,0,0,.4); }
.zero-premium-player__cover > strong { font-size: 1rem; font-weight: 950; text-shadow: 0 2px 14px rgba(0,0,0,.5); }
.zero-premium-player__cover > small { margin-top: .25rem; color: #d2dee6; font-size: .68rem; font-weight: 700; }
.zero-premium-player__badge { position: absolute; right: .8rem; bottom: .75rem; z-index: 2; display: inline-flex; align-items: center; gap: .35rem; border: 1px solid rgba(255,255,255,.16); border-radius: 999px; background: rgba(1,22,43,.74); padding: .35rem .58rem; color: #e5eef3; font-size: .6rem; font-weight: 850; backdrop-filter: blur(10px); }
.zero-premium-player__badge svg { width: .85rem; height: .85rem; color: var(--zero-brand); }
.zero-premium-player__meta { position: relative; display: flex; min-height: 2.8rem; align-items: center; justify-content: center; gap: 1.4rem; padding: .55rem .65rem .15rem; color: #9eb1bf; font-size: .61rem; font-weight: 750; }
.zero-premium-player__meta span { display: inline-flex; align-items: center; gap: .35rem; }
.zero-premium-player__meta svg { width: .85rem; height: .85rem; color: var(--zero-brand); }
@keyframes zero-player-pulse { 0% { opacity: .75; transform: scale(.9); } 70%,100% { opacity: 0; transform: scale(1.25); } }
.zero-video-note { display: flex; align-items: flex-start; justify-content: center; gap: .55rem; max-width: 47rem; margin: .95rem auto 0; color: #b9c8d2; font-size: .71rem; line-height: 1.85; text-align: center; }
.zero-video-note svg { width: 1rem; height: 1rem; flex: none; margin-top: .27rem; color: var(--zero-brand); }
.zero-video-note strong { color: #fff; }

.zero-section { padding: 5.75rem 0; }
.zero-section-heading { max-width: 43rem; margin: 0 auto 2.25rem; text-align: center; }
.zero-section-heading > span,.zero-section-label { display: block; margin-bottom: .45rem; color: var(--zero-brand-dark); font-size: .72rem; font-weight: 950; }
.zero-section-heading h2,.zero-progression h2 { margin: 0; color: var(--zero-heading); font-size: clamp(1.75rem,3vw,2.5rem); font-weight: 950; line-height: 1.45; text-wrap: balance; }
.zero-section-heading p,.zero-progression__copy > p { margin: .7rem auto 0; color: var(--zero-copy); font-size: .9rem; line-height: 1.95; }
.zero-audience { position: relative; background: radial-gradient(circle at 50% 0,rgba(113,230,4,.07),transparent 28rem),var(--zero-bg); }
.zero-benefit-grid { display: grid; grid-template-columns: repeat(12,minmax(0,1fr)); gap: 1rem; }
.zero-benefit-card { grid-column: span 4; display: flex; min-height: 13.5rem; flex-direction: column; align-items: center; justify-content: flex-start; border: 1px solid var(--zero-border); border-radius: 1.35rem; background: linear-gradient(155deg,var(--zero-surface),color-mix(in srgb,var(--zero-surface) 92%,var(--zero-brand) 8%)); padding: 1.45rem 1.25rem; text-align: center; box-shadow: 0 18px 45px rgba(1,22,43,.055); }
.zero-benefit-card:nth-child(n+4) { grid-column: span 3; }
.zero-benefit-card > span { display: grid; width: 3rem; height: 3rem; place-items: center; margin: 0 auto 1rem; border: 1px solid rgba(113,230,4,.2); border-radius: 1rem; background: rgba(113,230,4,.13); color: #4d9a07; box-shadow: 0 10px 22px rgba(113,230,4,.08); }
.zero-benefit-card svg { width: 1.15rem; }
.zero-benefit-card h3 { margin: 0 0 .5rem; color: var(--zero-heading); font-size: .9rem; font-weight: 900; line-height: 1.65; }
.zero-benefit-card p { max-width: 16rem; margin: 0 auto; color: var(--zero-copy); font-size: .78rem; line-height: 1.9; text-align: center; }

.zero-course-intro { position: relative; overflow: hidden; border-block: 1px solid var(--zero-border); background: linear-gradient(180deg,var(--zero-surface),var(--zero-bg)); }
.zero-course-intro::before { position: absolute; top: -14rem; left: 50%; width: 34rem; height: 34rem; border-radius: 50%; background: rgba(113,230,4,.075); filter: blur(60px); content: ""; transform: translateX(-50%); pointer-events: none; }
.zero-course-intro .zero-container { position: relative; }
.zero-course-intro__accordion { max-width: 58rem; margin-inline: auto; border: 1px solid color-mix(in srgb,var(--zero-border) 72%,var(--zero-brand) 28%); border-radius: 1.5rem; background: var(--zero-surface); box-shadow: 0 22px 65px rgba(1,22,43,.1); }
.zero-course-intro__accordion summary { display: flex; min-height: 6.2rem; cursor: pointer; align-items: center; gap: 1rem; padding: 1.25rem 1.4rem; text-align: right; list-style: none; user-select: none; }
.zero-course-intro__accordion summary::-webkit-details-marker { display: none; }
.zero-course-intro__summary-icon { display: grid; width: 3.4rem; height: 3.4rem; flex: none; place-items: center; border-radius: 1rem; background: rgba(113,230,4,.14); color: var(--zero-brand-dark); }
.zero-course-intro__summary-icon svg { width: 1.4rem; height: 1.4rem; }
.zero-course-intro__summary-copy { min-width: 0; flex: 1; }
.zero-course-intro__summary-copy strong { display: block; color: var(--zero-heading); font-size: .95rem; font-weight: 950; line-height: 1.7; }
.zero-course-intro__summary-copy small { display: block; margin-top: .1rem; color: var(--zero-muted); font-size: .7rem; line-height: 1.8; }
.zero-course-intro__summary-toggle { display: grid; width: 2.4rem; height: 2.4rem; flex: none; place-items: center; border: 1px solid var(--zero-border); border-radius: .8rem; color: var(--zero-brand-dark); transition: transform .22s,background .22s; }
.zero-course-intro__summary-toggle svg { width: 1rem; }
.zero-course-intro__accordion[open] .zero-course-intro__summary-toggle { background: rgba(113,230,4,.13); transform: rotate(180deg); }
.zero-course-intro__panel { border-top: 1px solid var(--zero-border); padding: 1.25rem; }
.zero-course-intro__frame { position: relative; max-width: 58rem; margin-inline: auto; overflow: hidden; border: 1px solid color-mix(in srgb,var(--zero-border) 70%,var(--zero-brand) 30%); border-radius: 1.75rem; background: #020c15; padding: .55rem; box-shadow: 0 30px 80px rgba(1,22,43,.16),0 0 0 .4rem rgba(113,230,4,.035); }
.zero-course-intro__frame::before { position: absolute; inset: 0; z-index: 2; border: 1px solid rgba(255,255,255,.08); border-radius: 1.4rem; content: ""; pointer-events: none; }
.zero-course-intro__frame video { position: relative; z-index: 1; display: block; width: 100%; aspect-ratio: 16/9; border-radius: 1.25rem; background: #000; object-fit: contain; }
.zero-course-intro__shine { position: absolute; top: -7rem; right: 10%; z-index: 3; width: 18rem; height: 8rem; background: rgba(113,230,4,.12); filter: blur(40px); transform: rotate(-12deg); pointer-events: none; }
.zero-course-intro__note { display: flex; align-items: center; justify-content: center; gap: .45rem; max-width: 42rem; margin: 1.15rem auto 0; color: var(--zero-muted); font-size: .72rem; line-height: 1.8; text-align: center; }
.zero-course-intro__note svg { width: 1rem; height: 1rem; flex: none; color: var(--zero-brand-dark); }

.zero-progression { border-block: 1px solid var(--zero-border); background: var(--zero-surface); }
.zero-progression__layout { display: flex; max-width: 64rem; flex-direction: column; align-items: center; gap: 2.25rem; text-align: center; }
.zero-progression__copy { max-width: 48rem; }
.zero-progression__copy > p { text-align: center; }
.zero-progression__steps { display: grid; width: 100%; grid-template-columns: repeat(5,minmax(0,1fr)); gap: .45rem; margin: 0; padding: 1rem; border: 1px solid var(--zero-border); border-radius: 1.4rem; background: var(--zero-soft); list-style: none; }
.zero-progression__steps li { position: relative; display: flex; min-width: 0; min-height: 7.5rem; flex-direction: column; align-items: center; justify-content: center; gap: .55rem; border: 1px solid var(--zero-border); border-radius: 1rem; background: var(--zero-surface); padding: .75rem .45rem; text-align: center; }
.zero-progression__steps li > span { display: grid; width: 1.8rem; height: 1.8rem; place-items: center; border-radius: 50%; background: var(--zero-navy); color: var(--zero-brand); font-size: .65rem; font-weight: 900; }
.zero-progression__steps strong { color: var(--zero-heading); font-size: .7rem; line-height: 1.7; }
.zero-progression__steps li > svg { position: absolute; top: 50%; left: -.78rem; z-index: 2; width: .9rem; color: #65c80b; transform: translateY(-50%); }

.zero-curriculum { background: radial-gradient(circle at 90% 20%,rgba(113,230,4,.08),transparent 22rem),var(--zero-bg); }
.zero-topic-cloud { display: flex; max-width: 62rem; flex-wrap: wrap; justify-content: center; gap: .65rem; margin-inline: auto; }
.zero-topic-cloud span { display: inline-flex; align-items: center; gap: .42rem; border: 1px solid var(--zero-border); border-radius: 999px; background: var(--zero-surface); padding: .65rem .85rem; color: var(--zero-heading); font-size: .72rem; font-weight: 800; box-shadow: 0 7px 22px rgba(1,22,43,.035); }
.zero-topic-cloud svg { width: .85rem; color: #55a90a; stroke-width: 3; }
.zero-curriculum__prompt { display: flex; max-width: 47rem; align-items: center; gap: 1rem; margin: 2.25rem auto 0; border: 1px solid rgba(113,230,4,.28); border-radius: 1.25rem; background: linear-gradient(125deg,rgba(113,230,4,.12),rgba(113,230,4,.025)); padding: 1.2rem; }
.zero-curriculum__prompt > svg { width: 2.6rem; height: 2.6rem; flex: none; color: #56a90b; }
.zero-curriculum__prompt span { display: block; color: var(--zero-brand-dark); font-size: .65rem; font-weight: 900; }
.zero-curriculum__prompt strong { display: block; margin-top: .1rem; color: var(--zero-heading); font-size: .95rem; font-weight: 950; line-height: 1.6; }
.zero-curriculum__prompt p { margin: .2rem 0 0; color: var(--zero-copy); font-size: .75rem; line-height: 1.8; }

.zero-final-cta { padding: 5rem 0; background: linear-gradient(140deg,#01162b,#063456); color: #fff; }
.zero-final-cta[hidden] { display: none; }
.zero-final-cta__inner { display: flex; flex-direction: column; align-items: center; text-align: center; }
.zero-final-cta__eyebrow { display: inline-flex; align-items: center; gap: .45rem; color: #bafb80; font-size: .7rem; font-weight: 900; }
.zero-final-cta__eyebrow svg { width: 1rem; }
.zero-final-cta h2 { margin: .6rem 0 0; color: #fff; font-size: clamp(1.9rem,4vw,3rem); font-weight: 950; line-height: 1.45; }
.zero-final-cta p { margin: .65rem 0 1.35rem; color: #c0cfda; font-size: .88rem; line-height: 1.9; }
.zero-final-cta a { display: inline-flex; min-height: 3.5rem; align-items: center; justify-content: center; gap: .55rem; border-radius: .95rem; background: var(--zero-brand); padding: .8rem 1.35rem; color: var(--zero-navy); font-size: .82rem; font-weight: 950; box-shadow: 0 14px 32px rgba(113,230,4,.2); transition: transform .2s,background .2s; }
.zero-final-cta a:hover { transform: translateY(-2px); background: #8af02b; }
.zero-final-cta a svg { width: 1rem; }
.zero-final-cta__inner > strong { margin-top: .85rem; color: #90a6b5; font-size: .67rem; font-weight: 750; }
.zero-footer { border-top: 1px solid var(--zero-border); background: var(--zero-surface); }
.zero-footer .zero-container { display: flex; min-height: 4.5rem; align-items: center; justify-content: space-between; gap: 1rem; color: var(--zero-muted); font-size: .68rem; }
.zero-footer a { color: var(--zero-brand-dark); font-weight: 850; }

@media (max-width: 1023px) {
    .zero-benefit-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .zero-benefit-card,.zero-benefit-card:nth-child(n+4) { grid-column: auto; }
    .zero-benefit-card:last-child { grid-column: 1/-1; width: calc(50% - .5rem); justify-self: center; }
}
@media (max-width: 639px) {
    .zero-container { width: min(100% - 1.25rem,74rem); }
    .zero-course-header__inner { min-height: 3.8rem; grid-template-columns: auto 1fr auto; gap: .55rem; }
    .zero-brand img:first-child { width: 2rem; height: auto; }
    .zero-brand img:last-child { display: none; }
    .zero-course-header__identity { justify-content: center; gap: .4rem; }
    .zero-course-header__identity span { padding: .27rem .5rem; font-size: .56rem; }
    .zero-course-header__identity strong { font-size: .63rem; }
    .zero-course-header__course-link { min-height: 2.15rem; padding: .35rem .52rem; font-size: .59rem; }
    .zero-entry { min-height: calc(100svh - 3.8rem); padding: .8rem 0 1.25rem; }
    .zero-entry__layout { grid-template-columns: minmax(0,1fr); gap: .55rem; border-radius: 1.35rem; padding: .45rem; }
    .zero-entry__preview { min-height: 9.5rem; border-radius: 1rem; }
    .zero-entry__preview > img { object-position: center 34%; }
    .zero-entry__preview-shade { background: linear-gradient(0deg,rgba(1,22,43,.97),rgba(1,22,43,.2)); }
    .zero-entry__preview-content { padding: .85rem; }
    .zero-entry__preview-badge { padding: .25rem .45rem; font-size: .53rem; }
    .zero-entry__preview-content > strong { max-width: 17rem; margin-top: .38rem; font-size: .88rem; line-height: 1.55; }
    .zero-entry__preview-content ul { gap: .25rem .65rem; margin-top: .35rem; font-size: .52rem; }
    .zero-entry__preview-content li:last-child { display: none; }
    .zero-entry__card { min-height: 0; border-radius: 1.1rem; padding: 1rem .8rem; }
    .zero-entry__card::before { inset: .38rem; border-radius: 1.05rem; }
    .zero-entry__steps { margin-bottom: .65rem; }
    .zero-entry__icon { width: 2.65rem; height: 2.65rem; margin-bottom: .55rem; border-radius: .8rem; }
    .zero-entry__icon svg { width: 1.05rem; height: 1.05rem; }
    .zero-entry h1 { font-size: 1.25rem; }
    .zero-entry__card > p { margin-bottom: .7rem; font-size: .66rem; }
    .zero-entry__eyebrow { font-size: .58rem; }
    .zero-entry__otp { margin-top: .55rem; padding: .75rem; }
    .zero-entry__otp-heading { margin-bottom: .55rem; }
    .zero-entry__assurance { margin-top: .35rem; font-size: .51rem; }
    .zero-hero { padding: 1.2rem 0 2.3rem; }
    .zero-hero__inner { gap: 1rem; }
    .zero-kicker { font-size: .61rem; }
    .zero-hero h1 { margin-bottom: .4rem; font-size: 1.72rem; line-height: 1.38; }
    .zero-hero__copy > p { max-width: 22rem; font-size: .76rem; line-height: 1.8; }
    .zero-hero__trust { align-items: center; flex-direction: column; font-size: .66rem; }
    .zero-premium-player { border-radius: 1.15rem; padding: .32rem; box-shadow: 0 20px 55px rgba(0,0,0,.36),0 0 0 .25rem rgba(113,230,4,.025); }
    .zero-premium-player__bar { min-height: 2.3rem; grid-template-columns: 1fr auto; gap: .4rem; padding: .25rem .5rem .38rem; text-align: right; }
    .zero-premium-player__bar > strong { justify-self: end; font-size: .58rem; }
    .zero-premium-player__bar > span { font-size: .55rem; }
    .zero-premium-player__bar .zero-premium-player__quality { display: none; }
    .zero-media-shell { min-height: 0; aspect-ratio: 16/9; border-radius: .9rem; }
    .zero-media-shell__poster { object-position: center; }
    .zero-media-shell__shade { background: linear-gradient(0deg,rgba(1,22,43,.96),rgba(1,22,43,.45)); }
    .zero-lead-card { width: calc(100% - 1.2rem); padding: 1rem; }
    .zero-lead-card__icon { top: -1.1rem; width: 2.35rem; height: 2.35rem; }
    .zero-lead-card__heading h2 { font-size: 1rem; }
    .bf-form--zero-session .bf-fields { grid-template-columns: 1fr; gap: .35rem; }
    .bf-form--zero-session .bf-control { min-height: 2.9rem; }
    .zero-video-stage video { object-fit: contain; }
    .zero-premium-player__play { width: 3.65rem; height: 3.65rem; margin-bottom: .5rem; box-shadow: 0 0 0 .38rem rgba(113,230,4,.14),0 12px 35px rgba(0,0,0,.35); }
    .zero-premium-player__play::after { inset: -.42rem; }
    .zero-premium-player__play svg { width: 1.25rem; height: 1.25rem; }
    .zero-premium-player__cover > strong { font-size: .8rem; }
    .zero-premium-player__cover > small { font-size: .58rem; }
    .zero-premium-player__badge { right: .5rem; bottom: .45rem; padding: .27rem .42rem; font-size: .52rem; }
    .zero-premium-player__meta { min-height: 2.1rem; justify-content: space-between; gap: .35rem; padding: .4rem .4rem .08rem; font-size: .52rem; }
    .zero-premium-player__meta svg { width: .72rem; height: .72rem; }
    .zero-video-note { margin-top: .7rem; font-size: .62rem; line-height: 1.75; }
    .zero-section { padding: 4rem 0; }
    .zero-section-heading { margin-bottom: 1.65rem; }
    .zero-section-heading h2,.zero-progression h2 { font-size: 1.65rem; }
    .zero-section-heading p,.zero-progression__copy > p { font-size: .82rem; line-height: 1.9; }
    .zero-audience { padding-block: 3.25rem; }
    .zero-benefit-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: .55rem; }
    .zero-benefit-card,.zero-benefit-card:nth-child(n+4) { grid-column: auto; width: 100%; min-height: 9.25rem; border-radius: 1rem; padding: .8rem .55rem; }
    .zero-benefit-card:last-child { grid-column: 1/-1; min-height: 7.25rem; }
    .zero-benefit-card > span { width: 2.15rem; height: 2.15rem; margin-bottom: .48rem; border-radius: .72rem; }
    .zero-benefit-card svg { width: .95rem; }
    .zero-benefit-card h3 { margin-bottom: .25rem; font-size: .7rem; line-height: 1.55; }
    .zero-benefit-card p { font-size: .62rem; line-height: 1.65; }
    .zero-course-intro__frame { border-radius: 1.15rem; padding: .35rem; box-shadow: 0 18px 45px rgba(1,22,43,.16),0 0 0 .25rem rgba(113,230,4,.03); }
    .zero-course-intro__frame::before,.zero-course-intro__frame video { border-radius: .85rem; }
    .zero-course-intro__note { align-items: flex-start; padding-inline: .4rem; font-size: .67rem; }
    .zero-course-intro__accordion { border-radius: 1.1rem; }
    .zero-course-intro__accordion summary { min-height: 5.4rem; gap: .75rem; padding: 1rem; }
    .zero-course-intro__summary-icon { width: 2.8rem; height: 2.8rem; border-radius: .85rem; }
    .zero-course-intro__summary-copy strong { font-size: .82rem; }
    .zero-course-intro__summary-copy small { font-size: .64rem; }
    .zero-course-intro__summary-toggle { width: 2rem; height: 2rem; }
    .zero-course-intro__panel { padding: .7rem; }
    .zero-progression__steps { grid-template-columns: 1fr; padding: .7rem; }
    .zero-progression__steps li { min-height: 4.5rem; flex-direction: row; justify-content: flex-start; padding: .75rem; text-align: right; }
    .zero-progression__steps li > svg { top: auto; right: 1.2rem; bottom: -.68rem; left: auto; transform: rotate(-90deg); }
    .zero-topic-cloud { justify-content: center; }
    .zero-topic-cloud span { font-size: .67rem; }
    .zero-curriculum__prompt { align-items: flex-start; padding: 1rem; }
    .zero-curriculum__prompt > svg { width: 2rem; height: 2rem; }
    .zero-final-cta { padding: 4rem 0; }
    .zero-final-cta p { font-size: .8rem; }
    .zero-final-cta a { width: 100%; }
    .zero-footer .zero-container { min-height: 5rem; flex-direction: column; justify-content: center; gap: .35rem; text-align: center; }
}
@media (prefers-reduced-motion: reduce) {
    .zero-final-cta a,.zero-course-header__course-link,.zero-premium-player__play { transition: none; }
    .zero-premium-player__play::after { animation: none; }
}