/* =========================================================
   Premium page
   ========================================================= */

.premium-page{
    width: 100%;
    max-width: 980px;

    margin: 0 auto;
    padding: 118px 24px 110px;
}

/* ---------- Hero ---------- */

.premium-hero{
    max-width: 900px;
    margin: 0 auto 42px;
}

.premium-badge{
    display: inline-flex;
    align-items: center;
    justify-content: center;

    margin-bottom: 24px;
    padding: 10px 18px;

    border-radius: 999px;

    background:
        linear-gradient(135deg, rgba(56, 189, 248, 0.16), rgba(14, 165, 233, 0.06));

    border: 1px solid rgba(56, 189, 248, 0.30);

    color: #67e8f9;

    font-size: 13px;
    font-weight: 900;
    letter-spacing: 0.02em;

    box-shadow:
        0 12px 32px rgba(56, 189, 248, 0.10),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.premium-title{
    max-width: 880px;

    margin: 0 0 24px;

    font-size: clamp(54px, 5.4vw, 82px);
    line-height: 0.94;
    letter-spacing: -3px;
    font-weight: 900;

    background: linear-gradient(135deg, #ffffff, #cbd5e1 48%, #38bdf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.premium-subtitle{
    max-width: 820px;

    margin: 0;

    color: rgba(226, 232, 240, 0.82);

    font-size: 19px;
    line-height: 1.75;
}

/* ---------- Plan hero / offer ---------- */

.premium-plan-hero {
    margin-bottom: 28px;
}

.premium-hero__helper {
    margin: 22px 0 0;

    color: rgba(203, 213, 225, 0.82);

    font-size: 15px;
    line-height: 1.55;
}

.premium-hero__actions {
    margin-top: 18px;
}

.premium-plan-offer {
    margin-top: 28px;
    padding: 24px;

    border-radius: 28px;

    background:
        radial-gradient(circle at top left, rgba(248, 199, 102, 0.10), transparent 38%),
        rgba(15, 23, 42, 0.72);

    border: 1px solid rgba(248, 199, 102, 0.18);
}

.premium-plan-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.premium-plan-stat {
    padding: 18px 16px;

    border-radius: 20px;

    background: rgba(15, 23, 42, 0.68);
    border: 1px solid rgba(148, 163, 184, 0.14);
}

.premium-plan-stat span {
    display: block;

    margin-bottom: 8px;

    color: rgba(148, 163, 184, 0.95);

    font-size: 12px;
    font-weight: 900;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.premium-plan-stat strong {
    display: block;

    color: #f8fafc;

    font-size: 28px;
    line-height: 1.1;
    font-weight: 950;
}

.premium-plan-stat--accent {
    border-color: rgba(56, 189, 248, 0.24);

    background:
        radial-gradient(circle at top left, rgba(56, 189, 248, 0.12), transparent 42%),
        rgba(15, 23, 42, 0.68);
}

.premium-plan-stat--accent strong {
    color: #67e8f9;
}

.premium-platform-note {
    margin: 18px 0 0;

    color: rgba(203, 213, 225, 0.84);

    font-size: 15px;
    line-height: 1.65;
}

/* ---------- Balance card ---------- */

.premium-section-lead {
    margin: 0 0 8px;

    color: rgba(203, 213, 225, 0.84);

    font-size: 16px;
    line-height: 1.65;
}

.premium-hero-price-card {
    margin-top: 28px;
}

.premium-balance-card h2,
.premium-includes-card h2,
.premium-ai-how-card h2,
.premium-pro-cta-card h2,
.premium-audience-card h2,
.premium-faq-card h2 {
    margin: 0 0 18px;

    color: #f8fafc;

    font-size: 34px;
    line-height: 1.12;
    font-weight: 950;
}

.premium-balance-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;

    margin: 20px 0 16px;
}

.premium-balance-metric {
    padding: 18px 16px;

    border-radius: 20px;

    background: rgba(15, 23, 42, 0.68);
    border: 1px solid rgba(56, 189, 248, 0.18);
}

.premium-balance-metric span {
    display: block;

    margin-bottom: 8px;

    color: rgba(148, 163, 184, 0.95);

    font-size: 12px;
    font-weight: 900;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.premium-balance-metric strong {
    display: block;

    color: #67e8f9;

    font-size: 32px;
    line-height: 1;
    font-weight: 950;
}

.premium-balance-note {
    margin: 0;

    color: rgba(203, 213, 225, 0.84);

    font-size: 15px;
    line-height: 1.65;
}

.premium-balance-empty {
    padding: 20px 22px;

    border-radius: 22px;

    background: rgba(15, 23, 42, 0.68);
    border: 1px solid rgba(148, 163, 184, 0.14);
}

.premium-balance-empty strong {
    display: block;

    margin-bottom: 8px;

    color: #f8fafc;

    font-size: 18px;
    font-weight: 950;
}

.premium-balance-empty p {
    margin: 0 0 14px;

    color: rgba(203, 213, 225, 0.84);

    font-size: 15px;
    line-height: 1.65;
}

/* ---------- Outcomes ---------- */

.premium-outcomes {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;

    margin-top: 24px;
}

.premium-outcome {
    padding: 20px 22px;

    border-radius: 22px;

    background: rgba(15, 23, 42, 0.68);
    border: 1px solid rgba(148, 163, 184, 0.14);
}

.premium-outcome strong {
    display: block;

    margin-bottom: 8px;

    color: #f8fafc;

    font-size: 17px;
    font-weight: 950;
    line-height: 1.35;
}

.premium-outcome p {
    margin: 0;

    color: rgba(203, 213, 225, 0.84);

    font-size: 15px;
    line-height: 1.6;
}

/* ---------- AI how-it-works ---------- */

.premium-ai-how-steps {
    display: grid;
    gap: 14px;

    margin-top: 8px;
}

.premium-ai-how-step {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 16px;
    align-items: start;

    padding: 18px 20px;

    border-radius: 22px;

    background: rgba(15, 23, 42, 0.68);
    border: 1px solid rgba(148, 163, 184, 0.14);
}

.premium-ai-how-step > span {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    width: 44px;
    height: 44px;

    border-radius: 14px;

    background: rgba(56, 189, 248, 0.14);
    border: 1px solid rgba(56, 189, 248, 0.24);

    color: #67e8f9;

    font-size: 18px;
    font-weight: 950;
}

.premium-ai-how-step strong {
    display: block;

    margin-bottom: 6px;

    color: #f8fafc;

    font-size: 17px;
    font-weight: 950;
}

.premium-ai-how-step p {
    margin: 0;

    color: rgba(203, 213, 225, 0.84);

    font-size: 15px;
    line-height: 1.6;
}

.premium-pro-cta-card {
    margin-top: 28px;
}

.premium-unavailable {
    grid-column: 1 / -1;

    padding: 24px;

    border-radius: 24px;

    background: rgba(15, 23, 42, 0.68);
    border: 1px solid rgba(148, 163, 184, 0.14);
}

.premium-unavailable strong {
    display: block;

    margin-bottom: 8px;

    color: #f8fafc;

    font-size: 20px;
    font-weight: 950;
}

.premium-unavailable p {
    margin: 0;

    color: rgba(203, 213, 225, 0.84);

    font-size: 15px;
    line-height: 1.65;
}

/* ---------- Main PRO card ---------- */

.premium-card{
    position: relative;
    isolation: isolate;
    overflow: hidden;

    max-width: 900px;

    margin: 42px auto 0;
    padding: 52px;

    border-radius: 38px;

    background:
        radial-gradient(circle at 12% 0%, rgba(99, 102, 241, 0.22), transparent 34%),
        radial-gradient(circle at 92% 8%, rgba(56, 189, 248, 0.18), transparent 30%),
        radial-gradient(circle at 74% 88%, rgba(248, 199, 102, 0.10), transparent 28%),
        linear-gradient(145deg, rgba(18, 26, 44, 0.98), rgba(7, 12, 24, 0.98));

    border: 1px solid rgba(180, 198, 230, 0.16);

    box-shadow:
        0 38px 110px rgba(0, 0, 0, 0.48),
        0 0 70px rgba(56, 189, 248, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.07);

    backdrop-filter: blur(18px);
}

.premium-card::before {
    content: "";

    position: absolute;
    inset: 1px;
    z-index: -1;

    border-radius: 37px;

    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.08), transparent 30%, rgba(56, 189, 248, 0.06));

    pointer-events: none;
}

.premium-card::after {
    content: "";

    position: absolute;
    top: -160px;
    right: -140px;
    z-index: -1;

    width: 320px;
    height: 320px;

    background: radial-gradient(circle, rgba(99, 102, 241, 0.24), transparent 64%);
    filter: blur(4px);

    pointer-events: none;
}

.premium-card h2,
.premium-teacher-block h2{
    margin: 0 0 22px;

    color: #f8fafc;

    font-size: 42px;
    line-height: 1.06;
    letter-spacing: -1.35px;
    font-weight: 950;
}

.premium-card p,
.premium-teacher-block p{
    margin: 0 0 28px;

    color: rgba(226, 232, 240, 0.76);

    font-size: 18px;
    line-height: 1.78;
    font-weight: 650;
}

/* ---------- Features ---------- */

.premium-features{
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;

    margin: 34px 0 38px;
}

.premium-features div{
    position: relative;
    overflow: hidden;

    display: flex;
    align-items: center;

    min-height: 68px;

    padding: 0 22px 0 54px;

    border-radius: 22px;

    background:
        linear-gradient(135deg, rgba(18, 28, 48, 0.88), rgba(10, 17, 32, 0.72));

    border: 1px solid rgba(180, 198, 230, 0.14);

    color: #f8fafc;

    font-size: 16px;
    font-weight: 850;
    line-height: 1.35;

    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.05),
        0 14px 34px rgba(2, 6, 23, 0.24);

    transition:
        transform 0.22s ease,
        border-color 0.22s ease,
        background 0.22s ease,
        box-shadow 0.22s ease;
}

.premium-features div::before {
    content: "";

    position: absolute;
    left: 20px;
    top: 50%;

    width: 18px;
    height: 18px;

    border-radius: 999px;

    background:
        radial-gradient(circle at 35% 35%, #ffffff 0 12%, transparent 14%),
        linear-gradient(135deg, #38bdf8, #8b5cf6);

    transform: translateY(-50%);

    box-shadow:
        0 0 20px rgba(56, 189, 248, 0.28),
        inset 0 1px 0 rgba(255, 255, 255, 0.24);
}

.premium-features div::after {
    content: "";

    position: absolute;
    inset: 0;

    background:
        linear-gradient(115deg, transparent, rgba(255, 255, 255, 0.06), transparent);

    transform: translateX(-120%);
    transition: transform 0.45s ease;
}

.premium-features div:hover {
    transform: translateY(-3px);

    border-color: rgba(125, 211, 252, 0.28);

    background:
        linear-gradient(135deg, rgba(25, 38, 66, 0.92), rgba(10, 17, 32, 0.78));

    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.07),
        0 20px 44px rgba(2, 6, 23, 0.34),
        0 0 36px rgba(56, 189, 248, 0.08);
}

.premium-features div:hover::after {
    transform: translateX(120%);
}

/* ---------- Price ---------- */

.premium-price{
    margin: 36px 0 10px;

    font-size: 72px;
    line-height: 0.95;
    font-weight: 950;
    letter-spacing: -2.4px;

    background: linear-gradient(135deg, #ffffff 0%, #dbeafe 34%, #f8e7a2 72%, #f3c766 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;

    filter: drop-shadow(0 14px 32px rgba(248, 199, 102, 0.12));
}

.premium-price-note{
    margin-bottom: 30px;

    color: rgba(226, 232, 240, 0.70);

    font-size: 17px;
    font-weight: 800;
    letter-spacing: -0.01em;
}

.premium-small-note{
    margin-top: 24px !important;
    margin-bottom: 0 !important;

    color: rgba(226, 232, 240, 0.68) !important;

    font-size: 15px !important;
    line-height: 1.6 !important;
}

/* ---------- Buttons ---------- */

.premium-actions{
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;

    margin-top: 28px;
}

.premium-actions a{
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-height: 58px;

    padding: 0 30px;

    border-radius: 18px;

    text-decoration: none;

    font-size: 16px;
    font-weight: 900;

    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease,
        border-color 0.25s ease;
}

.premium-primary-btn{
    position: relative;
    isolation: isolate;
    overflow: hidden;

    background:
        linear-gradient(135deg, #f8e7a2 0%, #f3c766 42%, #b8872d 100%);

    color: #171103 !important;

    border: 1px solid rgba(255, 235, 170, 0.54);

    box-shadow:
        0 22px 52px rgba(248, 199, 102, 0.24),
        0 12px 30px rgba(2, 6, 23, 0.24),
        inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.premium-primary-btn::after {
    content: "";

    position: absolute;
    top: -70%;
    left: -46%;

    width: 42%;
    height: 240%;

    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.46),
        transparent
    );

    transform: rotate(18deg) translateX(-130%);
    transition: transform 0.58s ease;
}

.premium-primary-btn:hover{
    transform: translateY(-3px);

    box-shadow:
        0 30px 66px rgba(248, 199, 102, 0.34),
        0 16px 38px rgba(2, 6, 23, 0.30),
        inset 0 1px 0 rgba(255, 255, 255, 0.66);
}

.premium-primary-btn:hover::after {
    transform: rotate(18deg) translateX(370%);
}

.premium-secondary-btn{
    position: relative;
    overflow: hidden;

    background:
        linear-gradient(135deg, rgba(18, 28, 48, 0.94), rgba(8, 13, 26, 0.92));

    border: 1px solid rgba(125, 211, 252, 0.20);

    color: #eaf6ff !important;

    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.06),
        0 16px 38px rgba(2, 6, 23, 0.24);
}

.premium-secondary-btn::after {
    content: "";

    position: absolute;
    inset: 0;

    background:
        radial-gradient(circle at 50% 0%, rgba(56, 189, 248, 0.16), transparent 42%);

    opacity: 0;
    transition: opacity 0.22s ease;
}

.premium-secondary-btn:hover{
    transform: translateY(-3px);

    border-color: rgba(248, 199, 102, 0.34);

    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        0 22px 48px rgba(2, 6, 23, 0.34),
        0 0 34px rgba(56, 189, 248, 0.10);
}

.premium-secondary-btn:hover::after {
    opacity: 1;
}

.premium-actions a:hover{
    transform: translateY(-2px);
}




/* ---------- Teacher block ---------- */

.premium-teacher-block{
    max-width: 900px;

    margin: 28px auto 0;
    padding: 40px 44px;

    border-radius: 32px;

    background:
        radial-gradient(circle at top left, rgba(56, 189, 248, 0.10), transparent 34%),
        rgba(15, 23, 42, 0.78);

    border: 1px solid rgba(148, 163, 184, 0.14);

    box-shadow:
        0 28px 80px rgba(2, 6, 23, 0.34),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);

    backdrop-filter: blur(14px);
}

.premium-teacher-block p{
    margin-bottom: 0;
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
    .premium-page{
        padding: 86px 18px 84px;
    }

    .premium-hero{
        margin-bottom: 32px;
    }

    .premium-title{
        font-size: 48px;
        line-height: 0.98;
        letter-spacing: -1.8px;
    }

    .premium-subtitle{
        font-size: 17px;
        line-height: 1.65;
    }

    .premium-card,
    .premium-teacher-block{
        padding: 28px 22px;
        border-radius: 28px;
    }

    .premium-card h2,
    .premium-teacher-block h2{
        font-size: 30px;
    }

    .premium-features{
        grid-template-columns: 1fr;
    }

    .premium-price{
        font-size: 52px;
    }

    .premium-actions{
        flex-direction: column;
        align-items: stretch;
    }

    .premium-actions a{
        width: 100%;
    }
}

/* ---------- Premium centering fix ---------- */

main:has(.premium-page){
    max-width: none;
    padding-left: 24px;
    padding-right: 24px;
}

.premium-page{
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.premium-hero,
.premium-card,
.premium-teacher-block{
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.premium-title{
    max-width: 840px;
}

.premium-subtitle{
    max-width: 760px;
}

.premium-active-box {
    position: relative;
    overflow: hidden;

    margin: 34px 0 24px;
    padding: 22px 24px;

    border-radius: 26px;

    background:
        radial-gradient(circle at top left, rgba(56, 189, 248, 0.20), transparent 34%),
        radial-gradient(circle at 88% 18%, rgba(248, 199, 102, 0.12), transparent 28%),
        linear-gradient(135deg, rgba(18, 28, 48, 0.86), rgba(8, 13, 26, 0.82));

    border: 1px solid rgba(125, 211, 252, 0.22);

    box-shadow:
        0 20px 54px rgba(2, 6, 23, 0.28),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.premium-active-box::after {
    content: "";

    position: absolute;
    right: -90px;
    top: -90px;

    width: 190px;
    height: 190px;

    background: radial-gradient(circle, rgba(56, 189, 248, 0.18), transparent 64%);
    pointer-events: none;
}

.premium-active-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    margin-bottom: 12px;
    padding: 8px 15px;

    border-radius: 999px;

    background:
        linear-gradient(135deg, #f8e7a2 0%, #f3c766 48%, #b8872d 100%);

    color: #171103;

    font-size: 12px;
    font-weight: 950;
    letter-spacing: 0.08em;
    text-transform: uppercase;

    box-shadow:
        0 14px 32px rgba(248, 199, 102, 0.18),
        inset 0 1px 0 rgba(255, 255, 255, 0.52);
}

.premium-active-badge::before {
    content: "✓";
    margin-right: 7px;
}

.premium-active-box p {
    position: relative;
    z-index: 1;

    margin: 0;

    color: #dff7ff;

    font-size: 16px;
    font-weight: 750;
    line-height: 1.58;
}

.premium-ai-quota-box {
    margin: 28px 0 0;
    padding: 18px 20px;

    border-radius: 22px;

    background: rgba(15, 23, 42, 0.62);
    border: 1px solid rgba(125, 211, 252, 0.18);
}

.premium-ai-quota-box strong {
    display: block;

    color: #f8fafc;

    font-size: 17px;
    font-weight: 850;
    line-height: 1.45;
}

.premium-ai-quota-box p {
    margin: 8px 0 0;

    color: rgba(203, 213, 225, 0.84);

    font-size: 15px;
    line-height: 1.6;
}

.premium-ai-packs {
    margin-top: 28px;
}

.premium-messages {
    max-width: 900px;
    margin: 0 auto 18px;
}

.premium-messages__item {
    margin: 0 0 10px;
    padding: 14px 18px;

    border-radius: 18px;

    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.28);

    color: #fecaca;

    font-size: 15px;
    font-weight: 700;
    line-height: 1.55;
}

.premium-ai-packs__subtitle {
    margin: 0 0 24px;

    color: rgba(203, 213, 225, 0.84);

    font-size: 16px;
    line-height: 1.65;
}

.premium-ai-packs__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.premium-ai-pack-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 12px;

    padding: 22px 20px;

    border-radius: 24px;

    background: rgba(15, 23, 42, 0.62);
    border: 1px solid rgba(125, 211, 252, 0.16);
}

.premium-ai-pack-card--recommended {
    border-color: rgba(248, 199, 102, 0.34);

    background:
        radial-gradient(circle at top left, rgba(248, 199, 102, 0.10), transparent 42%),
        rgba(15, 23, 42, 0.72);

    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.05),
        0 16px 40px rgba(248, 199, 102, 0.08);
}

.premium-ai-pack-card__badge {
    display: inline-flex;
    align-items: center;
    align-self: flex-start;

    padding: 5px 10px;

    border-radius: 999px;

    background: rgba(248, 199, 102, 0.14);
    border: 1px solid rgba(248, 199, 102, 0.28);

    color: #fcd34d;

    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.premium-ai-pack-card strong {
    color: #f8fafc;

    font-size: 20px;
    font-weight: 900;
    line-height: 1.3;
}

.premium-ai-pack-card__price {
    color: #67e8f9;

    font-size: 28px;
    font-weight: 900;
    line-height: 1.1;
}

.premium-ai-pack-card p {
    flex: 1;
    margin: 0;

    color: rgba(203, 213, 225, 0.84);

    font-size: 15px;
    line-height: 1.6;
}

.premium-ai-pack-card__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    width: 100%;
    min-height: 50px;
    margin-top: auto;
    padding: 0 20px;

    border-radius: 16px;

    text-align: center;
    text-decoration: none;

    font-size: 15px;
    font-weight: 900;
    line-height: 1.2;

    cursor: pointer;

    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease,
        border-color 0.25s ease,
        background 0.25s ease;
}

.premium-ai-pack-card__btn:hover {
    text-decoration: none;
}

.premium-ai-pack-card__btn:focus {
    outline: none;
}

.premium-ai-pack-card__btn:focus-visible {
    outline: 2px solid rgba(56, 189, 248, 0.85);
    outline-offset: 3px;
}

.premium-legal-note {
    position: relative;

    max-width: 560px;
    margin: 18px 0 0;
    padding: 16px 18px 16px 50px;

    border-radius: 20px;

    background:
        linear-gradient(135deg, rgba(18, 28, 48, 0.72), rgba(8, 13, 26, 0.58));

    border: 1px solid rgba(180, 198, 230, 0.14);

    color: rgba(226, 232, 240, 0.68);

    font-size: 13px;
    font-weight: 650;
    line-height: 1.65;
    text-align: left;

    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.05),
        0 16px 38px rgba(2, 6, 23, 0.20);
}

.premium-legal-note::before {
    content: "i";

    position: absolute;
    left: 17px;
    top: 17px;

    display: inline-flex;
    align-items: center;
    justify-content: center;

    width: 22px;
    height: 22px;

    border-radius: 999px;

    background:
        linear-gradient(135deg, rgba(56, 189, 248, 0.95), rgba(139, 92, 246, 0.95));
    color: #ffffff;

    font-size: 13px;
    font-weight: 950;
    font-family: Georgia, serif;

    box-shadow: 0 10px 24px rgba(56, 189, 248, 0.18);
}

.premium-legal-note a {
    color: rgba(191, 219, 254, 0.96);

    font-weight: 900;
    text-decoration: none;

    border-bottom: 1px solid rgba(191, 219, 254, 0.30);
}

.premium-legal-note a:hover {
    color: #ffffff;
    border-bottom-color: rgba(248, 199, 102, 0.62);
}

.premium-buy-row {
    display: flex;
    align-items: flex-end;
    gap: 28px;

    margin-top: 34px;
}

.premium-buy-main {
    flex: 0 0 auto;
}

.premium-buy-row .premium-price {
    margin-top: 0;
}

.premium-buy-row .premium-price-note {
    margin-bottom: 22px;
}

.premium-buy-row .premium-actions {
    margin-top: 0;
}

.premium-buy-row .premium-legal-note {
    flex: 1;
    max-width: 430px;
    margin: 0 0 2px;
}

@media (max-width: 760px) {
    .premium-buy-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .premium-buy-row .premium-legal-note {
        max-width: 100%;
    }
}

/* ---------- Product storefront ladder ---------- */

.premium-storefront {
    margin-top: 28px;
}

.premium-storefront__subtitle {
    margin: 0 0 12px;

    color: rgba(226, 232, 240, 0.92);

    font-size: 17px;
    font-weight: 650;
    line-height: 1.6;
}

.premium-storefront__path {
    margin: 0 0 28px;

    color: rgba(148, 163, 184, 0.78);

    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.01em;
    line-height: 1.5;
}

.premium-storefront__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.premium-storefront-card {
    display: flex;
    flex-direction: column;
    gap: 14px;

    min-height: 100%;
    padding: 24px 22px;

    border-radius: 24px;

    background: rgba(15, 23, 42, 0.62);
    border: 1px solid rgba(148, 163, 184, 0.14);
}

.premium-storefront-card--live {
    background: rgba(15, 23, 42, 0.74);

    border-color: rgba(125, 211, 252, 0.32);

    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.06),
        0 14px 36px rgba(56, 189, 248, 0.10);

    transition:
        border-color 0.22s ease,
        box-shadow 0.22s ease;
}

.premium-storefront-card--live:hover {
    border-color: rgba(125, 211, 252, 0.42);

    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.07),
        0 18px 42px rgba(56, 189, 248, 0.14);
}

.premium-storefront-card--soon {
    background: rgba(15, 23, 42, 0.36);

    border-color: rgba(148, 163, 184, 0.10);

    box-shadow: none;
}

.premium-storefront-card--soon h3 {
    color: rgba(248, 250, 252, 0.90);
}

.premium-storefront-card--soon p {
    color: rgba(203, 213, 225, 0.70);
}

.premium-storefront-card__head {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
}

.premium-storefront-card h3 {
    margin: 0;

    color: #f8fafc;

    font-size: 22px;
    font-weight: 900;
    line-height: 1.25;
    letter-spacing: -0.4px;
}

.premium-storefront-card p {
    flex: 0 0 auto;
    margin: 0;

    color: rgba(203, 213, 225, 0.84);

    font-size: 15px;
    line-height: 1.62;
}

.premium-storefront-card__lead {
    margin: 0;

    color: rgba(125, 211, 252, 0.88);

    font-size: 13px;
    font-weight: 750;
    line-height: 1.45;
}

.premium-storefront-card--soon .premium-storefront-card__lead {
    color: rgba(148, 163, 184, 0.82);
}

.premium-storefront-card__points {
    flex: 1;
    margin: 0;
    padding: 0 0 0 18px;

    color: rgba(203, 213, 225, 0.80);

    font-size: 14px;
    line-height: 1.55;
}

.premium-storefront-card__points li + li {
    margin-top: 6px;
}

.premium-storefront-card--soon .premium-storefront-card__points {
    color: rgba(203, 213, 225, 0.68);
}

.premium-storefront-card__price {
    color: #67e8f9;

    font-size: 28px;
    font-weight: 900;
    line-height: 1.1;
}

.premium-storefront-card__meta {
    color: rgba(148, 163, 184, 0.92);

    font-size: 14px;
    font-weight: 700;
    line-height: 1.45;
}

.premium-storefront-card__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    width: 100%;
    min-height: 50px;
    margin-top: auto;

    text-decoration: none;
}

.premium-storefront-card__btn.premium-secondary-btn {
    transition:
        transform 0.22s ease,
        border-color 0.22s ease,
        box-shadow 0.22s ease,
        background 0.22s ease;
}

.premium-storefront-card__btn.premium-secondary-btn:hover {
    transform: translateY(-2px);

    border-color: rgba(125, 211, 252, 0.44);

    background:
        linear-gradient(135deg, rgba(22, 34, 58, 0.96), rgba(10, 16, 32, 0.94));

    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        0 18px 40px rgba(2, 6, 23, 0.30),
        0 0 28px rgba(56, 189, 248, 0.12);
}

.premium-storefront-card__btn.premium-secondary-btn:focus {
    outline: none;
}

.premium-storefront-card__btn.premium-secondary-btn:focus-visible {
    transform: translateY(-2px);

    outline: 2px solid rgba(56, 189, 248, 0.85);
    outline-offset: 3px;

    border-color: rgba(125, 211, 252, 0.44);

    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        0 18px 40px rgba(2, 6, 23, 0.30),
        0 0 28px rgba(56, 189, 248, 0.12);
}

.premium-storefront-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    padding: 6px 12px;

    border-radius: 999px;

    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.premium-storefront-badge--live {
    background: rgba(34, 197, 94, 0.14);
    border: 1px solid rgba(34, 197, 94, 0.28);
    color: #86efac;
}

.premium-storefront-badge--soon {
    background: rgba(251, 191, 36, 0.12);
    border: 1px solid rgba(251, 191, 36, 0.24);
    color: #fcd34d;
}

.premium-storefront-badge--presale {
    background: rgba(56, 189, 248, 0.12);
    border: 1px solid rgba(56, 189, 248, 0.24);
    color: #7dd3fc;
}

.premium-storefront-badge--request {
    background: rgba(148, 163, 184, 0.12);
    border: 1px solid rgba(148, 163, 184, 0.22);
    color: #cbd5e1;
}

.premium-storefront__note {
    margin: 16px 0 0;

    color: rgba(148, 163, 184, 0.62);

    font-size: 12px;
    font-weight: 500;
    line-height: 1.5;
}

.premium-storefront__guide {
    margin-top: 22px;
    padding: 16px 18px;

    border-radius: 18px;

    background: rgba(15, 23, 42, 0.34);
    border: 1px solid rgba(148, 163, 184, 0.10);
}

.premium-storefront__guide-title {
    margin: 0 0 10px;

    color: rgba(203, 213, 225, 0.88);

    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.premium-storefront__guide-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.premium-storefront__guide-list li {
    position: relative;

    padding-left: 14px;

    color: rgba(148, 163, 184, 0.88);

    font-size: 13px;
    line-height: 1.55;
}

.premium-storefront__guide-list li + li {
    margin-top: 8px;
}

.premium-storefront__guide-list li::before {
    content: "•";

    position: absolute;
    left: 0;
    top: 0;

    color: rgba(56, 189, 248, 0.72);

    font-weight: 900;
}

.premium-storefront__guide-list strong {
    color: rgba(226, 232, 240, 0.94);

    font-weight: 800;
}

.premium-small-note a {
    color: rgba(191, 219, 254, 0.96);

    font-weight: 800;
    text-decoration: none;

    border-bottom: 1px solid rgba(191, 219, 254, 0.30);
}

.premium-small-note a:hover {
    color: #ffffff;
    border-bottom-color: rgba(248, 199, 102, 0.62);
}

/* ---------- Contact request block ---------- */

.premium-contact-formats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;

    margin: 0 0 22px;
}

.premium-contact-format {
    padding: 16px 18px;

    border-radius: 18px;

    background: rgba(15, 23, 42, 0.42);
    border: 1px solid rgba(148, 163, 184, 0.12);
}

.premium-contact-format__title {
    margin: 0 0 8px;

    color: #f8fafc;

    font-size: 16px;
    font-weight: 850;
    line-height: 1.3;
}

.premium-contact-format__text {
    margin: 0;

    color: rgba(203, 213, 225, 0.76);

    font-size: 14px;
    line-height: 1.55;
}

.premium-contact-request {
    margin: 0 0 24px;
    padding: 16px 18px;

    border-radius: 18px;

    background: rgba(15, 23, 42, 0.34);
    border: 1px solid rgba(148, 163, 184, 0.10);
}

.premium-contact-request__title {
    margin: 0 0 10px;

    color: rgba(203, 213, 225, 0.88);

    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.premium-contact-request__list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.premium-contact-request__list li {
    position: relative;

    padding-left: 14px;

    color: rgba(148, 163, 184, 0.90);

    font-size: 14px;
    line-height: 1.55;
}

.premium-contact-request__list li + li {
    margin-top: 8px;
}

.premium-contact-request__list li::before {
    content: "•";

    position: absolute;
    left: 0;
    top: 0;

    color: rgba(56, 189, 248, 0.72);

    font-weight: 900;
}

.premium-contact-note {
    margin: 18px 0 0;

    color: rgba(148, 163, 184, 0.72);

    font-size: 13px;
    font-weight: 500;
    line-height: 1.55;
}

#premium-contact,
#premium-faq,
#ai-packs,
#ai-credits {
    scroll-margin-top: 96px;
}

/* ---------- Audience framing ---------- */

.premium-audience-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;

    margin-top: 8px;
}

.premium-audience-item {
    padding: 22px 24px;

    border-radius: 22px;

    background: rgba(15, 23, 42, 0.68);
    border: 1px solid rgba(148, 163, 184, 0.14);
}

.premium-audience-label {
    display: inline-flex;
    align-items: center;

    margin-bottom: 12px;
    padding: 6px 12px;

    border-radius: 999px;

    background: rgba(56, 189, 248, 0.12);
    border: 1px solid rgba(56, 189, 248, 0.22);

    color: #7dd3fc;

    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.premium-audience-item p {
    margin: 0;

    color: rgba(203, 213, 225, 0.86);

    font-size: 15px;
    line-height: 1.65;
}

/* ---------- FAQ ---------- */

.premium-faq-list {
    display: grid;
    gap: 12px;

    margin-top: 8px;
}

.premium-faq-item {
    padding: 0 20px;

    border-radius: 20px;

    background: rgba(15, 23, 42, 0.68);
    border: 1px solid rgba(148, 163, 184, 0.14);
}

.premium-faq-item summary {
    padding: 18px 0;

    color: #f8fafc;

    font-size: 16px;
    font-weight: 850;
    line-height: 1.4;

    cursor: pointer;
    list-style: none;
}

.premium-faq-item summary::-webkit-details-marker {
    display: none;
}

.premium-faq-item summary::after {
    content: "+";
    float: right;

    color: rgba(125, 211, 252, 0.88);

    font-size: 20px;
    font-weight: 900;
    line-height: 1;
}

.premium-faq-item[open] summary::after {
    content: "−";
}

.premium-faq-item p {
    margin: 0 0 18px;
    padding-top: 2px;

    color: rgba(203, 213, 225, 0.84);

    font-size: 15px;
    line-height: 1.65;
}

/* ---------- Premium polish responsive ---------- */

@media (max-width: 900px) {
    .premium-card {
        padding: 34px 24px;
        border-radius: 30px;
    }

    .premium-card h2,
    .premium-teacher-block h2 {
        font-size: 32px;
        letter-spacing: -0.8px;
    }

    .premium-card p,
    .premium-teacher-block p {
        font-size: 16px;
        line-height: 1.68;
    }

    .premium-features {
        gap: 12px;
        margin: 28px 0 32px;
    }

    .premium-features div {
        min-height: 62px;
        padding: 16px 18px 16px 50px;
        font-size: 15px;
    }

    .premium-price {
        font-size: 54px;
        letter-spacing: -1.6px;
    }
}

@media (max-width: 520px) {
    .premium-card {
        padding: 28px 18px;
        border-radius: 26px;
    }

    .premium-title {
        font-size: 42px;
    }

    .premium-actions a {
        min-height: 56px;
        border-radius: 16px;
    }

    .premium-buy-row {
        margin-top: 28px;
    }

    .premium-active-box,
    .premium-legal-note {
        border-radius: 20px;
    }

    .premium-ai-packs__grid {
        grid-template-columns: 1fr;
    }

    .premium-plan-stats,
    .premium-balance-grid,
    .premium-outcomes {
        grid-template-columns: 1fr;
    }

    .premium-plan-stat strong {
        font-size: 24px;
    }

    .premium-balance-metric strong {
        font-size: 28px;
    }

    .premium-storefront__grid {
        grid-template-columns: 1fr;
    }

    .premium-contact-formats,
    .premium-audience-grid {
        grid-template-columns: 1fr;
    }
}