.inst-start-page {
    background: #f6f9f7;
}

.inst-start-main {
    min-height: calc(100vh - 78px);
}

.inst-start-hero {
    padding: 72px 0 34px;
    background:
        radial-gradient(circle at 82% 0%, rgba(36, 87, 214, .12), transparent 28%),
        radial-gradient(circle at 12% 10%, rgba(11, 115, 88, .12), transparent 30%),
        linear-gradient(180deg, #f8fbfa 0%, #f6f9f7 100%);
}

.inst-start-hero .inst-shell {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 330px;
    gap: 48px;
    align-items: end;
}

.inst-start-hero__copy {
    max-width: 850px;
}

.inst-start-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 30px;
    color: #567069;
    text-decoration: none;
    font-size: 13px;
    font-weight: 800;
}

.inst-start-back:hover {
    color: var(--inst-green);
}

.inst-start-hero h1 {
    margin: 16px 0 18px;
    font-size: clamp(42px, 5.4vw, 72px);
    line-height: 1.01;
    letter-spacing: -.055em;
}

.inst-start-hero__copy > p {
    max-width: 760px;
    margin: 0;
    color: var(--inst-muted);
    font-size: 18px;
    line-height: 1.78;
}

.inst-start-principle {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    margin-top: 28px;
    padding: 14px 17px;
    border: 1px solid rgba(11, 115, 88, .14);
    border-radius: 18px;
    background: rgba(255, 255, 255, .82);
    box-shadow: 0 12px 32px rgba(10, 46, 38, .06);
}

.inst-start-principle > span {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    border-radius: 14px;
    background: var(--inst-green-soft);
    font-size: 21px;
}

.inst-start-principle div {
    display: grid;
    gap: 3px;
}

.inst-start-principle strong {
    font-size: 14px;
}

.inst-start-principle small {
    color: var(--inst-muted);
    font-size: 12px;
    line-height: 1.45;
}

.inst-start-session {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 19px;
    border: 1px solid var(--inst-line);
    border-radius: 20px;
    background: rgba(255, 255, 255, .88);
    box-shadow: var(--inst-shadow-sm);
}

.inst-start-session__dot {
    width: 11px;
    height: 11px;
    margin-top: 4px;
    flex: 0 0 auto;
    border-radius: 50%;
    background: #2ab57f;
    box-shadow: 0 0 0 6px rgba(42, 181, 127, .12);
}

.inst-start-session div {
    display: grid;
    gap: 5px;
}

.inst-start-session strong {
    font-size: 14px;
}

.inst-start-session small {
    color: var(--inst-muted);
    font-size: 12px;
    line-height: 1.55;
}

.inst-start-options {
    padding: 28px 0 92px;
}

.inst-start-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    align-items: stretch;
}

.inst-start-card {
    display: flex;
    flex-direction: column;
    min-height: 590px;
    padding: 30px;
    border: 1px solid var(--inst-line);
    border-radius: 30px;
    background: #fff;
    box-shadow: var(--inst-shadow-sm);
}

.inst-start-card--primary {
    border-color: rgba(11, 115, 88, .26);
    background:
        radial-gradient(circle at 94% 0%, rgba(11, 115, 88, .12), transparent 28%),
        linear-gradient(180deg, #fff 0%, #f8fcfa 100%);
    box-shadow: 0 24px 70px rgba(11, 115, 88, .13);
}

.inst-start-card__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.inst-start-card__icon {
    width: 54px;
    height: 54px;
    display: grid;
    place-items: center;
    border-radius: 17px;
    background: var(--inst-green-soft);
    font-size: 27px;
}

.inst-start-card__icon--blue {
    background: var(--inst-blue-soft);
}

.inst-start-card__icon--violet {
    background: #eee9ff;
}

.inst-start-card__tag {
    padding: 7px 9px;
    border-radius: 999px;
    color: var(--inst-green-dark);
    background: var(--inst-green-soft);
    font-size: 9px;
    font-weight: 900;
    letter-spacing: .09em;
}

.inst-start-card__tag--blue {
    color: #244ba8;
    background: var(--inst-blue-soft);
}

.inst-start-card__tag--violet {
    color: #6845ad;
    background: #eee9ff;
}

.inst-start-card h2 {
    margin: 30px 0 14px;
    font-size: 28px;
    line-height: 1.12;
    letter-spacing: -.035em;
}

.inst-start-card > p {
    min-height: 112px;
    margin: 0;
    color: var(--inst-muted);
    font-size: 15px;
    line-height: 1.72;
}

.inst-start-card__path {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 7px;
    margin-top: 24px;
    padding: 14px;
    border-radius: 16px;
    background: #f6f9f8;
}

.inst-start-card__path span {
    color: #355049;
    font-size: 10px;
    font-weight: 850;
}

.inst-start-card__path i {
    color: #93a49e;
    font-size: 11px;
    font-style: normal;
}

.inst-start-card ul {
    display: grid;
    gap: 9px;
    margin: 24px 0 28px;
    padding: 0;
    list-style: none;
}

.inst-start-card li {
    position: relative;
    padding-left: 22px;
    color: #536760;
    font-size: 13px;
    line-height: 1.55;
}

.inst-start-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--inst-green);
    font-weight: 900;
}

.inst-start-card__button {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 54px;
    margin-top: auto;
    padding: 0 18px;
    border: 1px solid var(--inst-line);
    border-radius: 16px;
    color: #29443c;
    background: #fff;
    text-decoration: none;
    font-size: 13px;
    font-weight: 900;
    transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
}

.inst-start-card__button:hover {
    transform: translateY(-1px);
    border-color: rgba(11, 115, 88, .30);
    box-shadow: 0 15px 34px rgba(10, 46, 38, .10);
}

.inst-start-card__button--primary {
    color: #fff;
    border-color: transparent;
    background: linear-gradient(135deg, var(--inst-green), var(--inst-green-dark));
    box-shadow: 0 14px 30px rgba(11, 115, 88, .22);
}

.inst-start-guidance {
    padding: 88px 0;
    background: #fff;
    border-top: 1px solid #edf2ef;
    border-bottom: 1px solid #edf2ef;
}

.inst-start-guidance__grid {
    display: grid;
    grid-template-columns: .72fr 1.28fr;
    gap: 64px;
    align-items: start;
}

.inst-start-guidance h2 {
    margin: 14px 0 0;
    font-size: clamp(34px, 4vw, 54px);
    line-height: 1.08;
    letter-spacing: -.045em;
}

.inst-start-guidance__rules {
    display: grid;
    gap: 13px;
}

.inst-start-guidance__rules article {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    border: 1px solid var(--inst-line);
    border-radius: 19px;
    background: #fbfcfc;
}

.inst-start-guidance__rules article > span {
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    border-radius: 11px;
    color: #fff;
    background: var(--inst-green);
    font-size: 12px;
    font-weight: 900;
}

.inst-start-guidance__rules p {
    margin: 4px 0 0;
    color: var(--inst-muted);
    font-size: 14px;
    line-height: 1.65;
}

.inst-start-guidance__rules strong {
    color: var(--inst-ink);
}

.inst-start-assisted {
    padding: 86px 0;
}

.inst-start-assisted__box {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    align-items: center;
    padding: 44px;
    border-radius: 30px;
    color: #fff;
    background:
        radial-gradient(circle at 90% 0%, rgba(57, 111, 255, .30), transparent 34%),
        linear-gradient(135deg, #0b3029, #0b5d4b);
    box-shadow: 0 26px 76px rgba(7, 81, 63, .18);
}

.inst-start-assisted h2 {
    margin: 13px 0 12px;
    font-size: clamp(30px, 3.4vw, 46px);
    line-height: 1.1;
    letter-spacing: -.04em;
}

.inst-start-assisted p {
    max-width: 720px;
    margin: 0;
    color: rgba(255, 255, 255, .72);
    font-size: 15px;
    line-height: 1.72;
}

.inst-start-assisted .inst-eyebrow {
    color: #8ae5c3;
}

.inst-start-assisted .inst-btn--primary {
    color: var(--inst-green-dark);
    background: #fff;
    box-shadow: none;
}

@media (max-width: 1050px) {
    .inst-start-hero .inst-shell {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .inst-start-session {
        max-width: 580px;
    }

    .inst-start-grid {
        grid-template-columns: 1fr;
    }

    .inst-start-card {
        min-height: 0;
    }

    .inst-start-card > p {
        min-height: 0;
    }

    .inst-start-guidance__grid {
        grid-template-columns: 1fr;
        gap: 34px;
    }
}

@media (max-width: 760px) {
    .inst-start-hero {
        padding: 46px 0 26px;
    }

    .inst-start-hero h1 {
        font-size: clamp(39px, 13vw, 58px);
    }

    .inst-start-hero__copy > p {
        font-size: 16px;
    }

    .inst-start-principle {
        align-items: flex-start;
    }

    .inst-start-options {
        padding-bottom: 66px;
    }

    .inst-start-card {
        padding: 24px;
        border-radius: 24px;
    }

    .inst-start-card h2 {
        font-size: 25px;
    }

    .inst-start-guidance,
    .inst-start-assisted {
        padding: 66px 0;
    }

    .inst-start-assisted__box {
        grid-template-columns: 1fr;
        padding: 30px;
    }

    .inst-start-assisted .inst-btn {
        width: 100%;
    }
}

@media (max-width: 470px) {
    .inst-start-card__top {
        align-items: flex-start;
    }

    .inst-start-card__tag {
        max-width: 155px;
        text-align: center;
        line-height: 1.4;
    }

    .inst-start-card__path {
        align-items: flex-start;
    }
}