html { scroll-behavior: smooth; }
body.sehich-landing-body {
    margin: 0;
    background: #ffffff;
    overflow-x: hidden;
}
body.sehich-landing-body #wpadminbar { direction: ltr; }
.sehich-landing-body .sehich-home {
    width: 100%;
    min-height: 100vh;
}

:root {
    --sehich-primary: #6d28d9;
    --sehich-primary-2: #8b5cf6;
    --sehich-cyan: #06b6d4;
    --sehich-orange: #ff8a00;
    --sehich-pink: #ec4899;
    --sehich-green: #22c55e;
    --sehich-ink: #101828;
    --sehich-muted: #6b7280;
    --sehich-soft: #f8fafc;
    --sehich-card: rgba(255, 255, 255, 0.9);
    --sehich-border: rgba(148, 163, 184, 0.22);
}

.sehich-home h1,
.sehich-home h2,
.sehich-home h3,
.sehich-home .sehich-mini-brand span,
.sehich-home .sehich-logo-slot span {
    font-family: 'Vazirmatn', 'Segoe UI', Tahoma, Arial, sans-serif;
    font-feature-settings: "ss01" 1;
}


body .sehich-home,
.sehich-home * {
    box-sizing: border-box;
}

.sehich-home {
    font-family: 'Vazirmatn', 'Segoe UI', Tahoma, Arial, sans-serif;
    background: #ffffff;
    color: var(--sehich-ink);
    overflow: hidden;
}

.sehich-container {
    width: min(1180px, calc(100% - 36px));
    margin: 0 auto;
}

.sehich-hero {
    position: relative;
    min-height: 760px;
    display: flex;
    align-items: center;
    padding: 80px 0 70px;
    background:
        radial-gradient(circle at 15% 15%, rgba(236, 72, 153, 0.18), transparent 30%),
        radial-gradient(circle at 85% 12%, rgba(6, 182, 212, 0.22), transparent 35%),
        linear-gradient(135deg, #fdf2ff 0%, #eff6ff 48%, #ecfeff 100%);
}

.sehich-hero:after {
    content: "";
    position: absolute;
    inset: auto -5% -80px -5%;
    height: 170px;
    background: #fff;
    transform: rotate(-3deg);
    transform-origin: center;
}

.sehich-hero__grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.02fr 0.98fr;
    gap: 44px;
    align-items: center;
}

.sehich-symbol-1,
.sehich-symbol-2,
.sehich-symbol-3,
.sehich-hero__bg-symbol {
    position: absolute;
    font-weight: 900;
    opacity: 0.12;
    color: var(--sehich-primary);
    pointer-events: none;
}

.sehich-symbol-1 { top: 80px; right: 7%; font-size: 80px; }
.sehich-symbol-2 { top: 190px; left: 9%; font-size: 96px; color: var(--sehich-cyan); }
.sehich-symbol-3 { bottom: 160px; right: 42%; font-size: 70px; color: var(--sehich-orange); }

.sehich-brand-row {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 18px;
}

.sehich-hero-heading {
    display: flex;
    flex-direction: column;
    gap: 10px;
}


.sehich-hero-heading--clean {
    width: 100%;
}

.sehich-hero-title-art {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    width: fit-content;
    max-width: 100%;
    margin: 0 auto 8px;
}

.sehich-logo-slot {
    width: 86px;
    height: 86px;
    display: grid;
    place-items: center;
    border-radius: 30px;
    background: linear-gradient(135deg, var(--sehich-primary), var(--sehich-cyan));
    color: #fff;
    box-shadow: 0 20px 45px rgba(109, 40, 217, 0.25);
    font-weight: 900;
    text-align: center;
    line-height: 1.05;
    overflow: hidden;
}

.sehich-logo-slot span:first-child {
    font-size: 28px;
    display: block;
}

.sehich-logo-slot span:last-child {
    font-size: 16px;
    display: block;
}

.sehich-logo-slot img {
    max-width: 100%;
    height: auto;
}

.sehich-eyebrow,
.sehich-section-head p {
    color: var(--sehich-primary);
    font-weight: 800;
    letter-spacing: -0.01em;
    margin: 0 0 8px;
}


.sehich-hero h1 {
    margin: 0;
    font-size: clamp(54px, 6vw, 84px);
    line-height: 1;
    letter-spacing: -0.055em;
    color: #111827;
    text-align: center;
}

.sehich-hero-title-main {
    display: inline-block;
    position: relative;
    padding: 0;
    background: none;
    -webkit-background-clip: initial;
    background-clip: initial;
    color: #111827;
    text-shadow: 0 10px 18px rgba(15, 23, 42, 0.06);
}

.sehich-hero-title-main::after {
    content: none;
}






.sehich-hero-title-slogan {
    margin-top: 0;
}

.sehich-hero-title-slogan--single {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: fit-content;
    min-width: 280px;
    max-width: 100%;
    padding: 14px 26px;
    border-radius: 24px;
    background: linear-gradient(135deg, rgba(255,255,255,0.98), rgba(255,255,255,0.90));
    border: 1px solid rgba(249, 115, 22, 0.16);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
    color: #ea580c;
    font-size: clamp(22px, 2.4vw, 32px);
    font-weight: 900;
    line-height: 1.25;
    letter-spacing: -0.03em;
    white-space: nowrap;
    text-align: center;
}

.sehich-hero-title-slogan--single::before,
.sehich-hero-title-slogan--single::after {
    content: none;
}





.sehich-hero-branch--final {
    position: relative;
    width: 122px;
    height: 32px;
    margin: -2px auto 2px;
}

.sehich-hero-branch--final::before,
.sehich-hero-branch--final::after {
    left: 50%;
    border-left: 3px solid rgba(51, 65, 85, 0.88);
    border-bottom-left-radius: 20px;
}

.sehich-hero-branch--final::before {
    right: 50%;
    border-right: 3px solid rgba(51, 65, 85, 0.88);
    border-bottom-right-radius: 20px;
}

.sehich-hero-branch--final::after {
    left: 50%;
    border-left: 4px solid rgba(17, 24, 39, 0.88);
    border-bottom-left-radius: 28px;
}

.sehich-hero-branch--final .sehich-hero-branch__stem {
    position: absolute;
    right: 50%;
    top: 0;
    transform: translateX(50%);
    width: 3px;
    height: 18px;
    border-radius: 999px;
    background: rgba(51, 65, 85, 0.88);
}

.sehich-hero__lead {
    max-width: 670px;
    color: #4b5563;
    font-size: 18px;
    line-height: 2;
    margin: 16px 0 28px;
}

.sehich-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 20px;
}

.sehich-btn,
.sehich-entry-card a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 12px 22px;
    border-radius: 18px;
    font-weight: 800;
    text-decoration: none !important;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.sehich-btn:hover,
.sehich-entry-card a:hover {
    transform: translateY(-3px);
}

.sehich-btn--primary {
    color: #fff;
    background: linear-gradient(135deg, var(--sehich-primary), var(--sehich-primary-2));
    box-shadow: 0 14px 30px rgba(109, 40, 217, .24);
}

.sehich-btn--student {
    color: #fff;
    background: linear-gradient(135deg, var(--sehich-pink), var(--sehich-orange));
    box-shadow: 0 14px 30px rgba(249, 115, 22, .22);
}

.sehich-btn--ghost {
    color: var(--sehich-primary);
    background: rgba(255, 255, 255, .72);
    border: 1px solid rgba(109, 40, 217, .16);
}

.sehich-mini-note {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.sehich-mini-note span {
    padding: 9px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.7);
    color: #374151;
    font-size: 13px;
    font-weight: 800;
    border: 1px solid rgba(148, 163, 184, .18);
}

.sehich-hero__visual {
    position: relative;
    min-height: 430px;
}

.sehich-math-card,
.sehich-entry-card,
.sehich-feature-grid article,
.sehich-equation-board,
.sehich-roadmap__items div {
    background: var(--sehich-card);
    border: 1px solid var(--sehich-border);
    box-shadow: 0 24px 70px rgba(15, 23, 42, .1);
    backdrop-filter: blur(18px);
}

.sehich-math-card--main {
    border-radius: 34px;
    padding: 26px;
    transform: rotate(-1deg);
}

.sehich-card-topline {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
    margin-bottom: 12px;
}

.sehich-card-topline span {
    color: var(--sehich-muted);
    font-weight: 700;
}

.sehich-card-topline strong {
    color: var(--sehich-primary);
    background: rgba(109, 40, 217, .1);
    padding: 8px 12px;
    border-radius: 999px;
}

.sehich-chart {
    width: 100%;
    height: auto;
    display: block;
    background: linear-gradient(180deg, #fff, #f8fafc);
    border-radius: 26px;
    padding: 10px;
}

.sehich-svg-text {
    fill: #64748b;
    font-size: 22px;
    font-weight: 800;
}

.sehich-math-card p {
    margin: 16px 0 0;
    color: #475569;
    line-height: 1.9;
}

.sehich-floating-card {
    position: absolute;
    display: grid;
    gap: 4px;
    border-radius: 24px;
    padding: 17px 18px;
    background: #fff;
    box-shadow: 0 18px 40px rgba(15, 23, 42, .13);
    border: 1px solid rgba(148, 163, 184, .22);
}

.sehich-floating-card strong {
    font-size: 30px;
    color: var(--sehich-primary);
    line-height: 1;
}

.sehich-floating-card span {
    color: #64748b;
    font-size: 13px;
    font-weight: 700;
}

.sehich-floating-card--one {
    left: -4px;
    top: 28px;
    animation: sehichFloat 4s ease-in-out infinite;
}

.sehich-floating-card--two {
    right: -2px;
    bottom: 42px;
    animation: sehichFloat 4.5s ease-in-out infinite reverse;
}

@keyframes sehichFloat {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-14px); }
}

.sehich-entry,
.sehich-features,
.sehich-play,
.sehich-roadmap {
    position: relative;
    padding: 80px 0;
}

.sehich-section-head {
    margin-bottom: 30px;
}

.sehich-section-head--center {
    text-align: center;
    max-width: 720px;
    margin-inline: auto;
    margin-bottom: 36px;
}

.sehich-section-head h2,
.sehich-play h2,
.sehich-entry-card h3,
.sehich-feature-grid h3 {
    color: #111827;
    letter-spacing: -0.03em;
}

.sehich-section-head h2,
.sehich-play h2 {
    margin: 0;
    font-size: clamp(28px, 3vw, 44px);
    line-height: 1.35;
}

.sehich-entry__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.sehich-entry-card {
    position: relative;
    min-height: 290px;
    border-radius: 30px;
    padding: 26px;
    overflow: hidden;
}

.sehich-entry-card:before {
    content: "";
    position: absolute;
    inset: auto -30px -55px auto;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    opacity: .16;
}

.sehich-entry-card--teacher:before { background: var(--sehich-primary); }
.sehich-entry-card--student:before { background: var(--sehich-pink); }
.sehich-entry-card--lab:before { background: var(--sehich-cyan); }

.sehich-entry-card__icon {
    display: inline-grid;
    place-items: center;
    width: 62px;
    height: 62px;
    border-radius: 22px;
    color: #fff;
    background: linear-gradient(135deg, var(--sehich-primary), var(--sehich-cyan));
    font-size: 30px;
    font-weight: 900;
    margin-bottom: 18px;
}

.sehich-entry-card--student .sehich-entry-card__icon {
    background: linear-gradient(135deg, var(--sehich-pink), var(--sehich-orange));
}

.sehich-entry-card--lab .sehich-entry-card__icon {
    background: linear-gradient(135deg, var(--sehich-cyan), var(--sehich-green));
}

.sehich-entry-card h3 {
    margin: 0 0 10px;
    font-size: 25px;
}

.sehich-entry-card p,
.sehich-feature-grid p,
.sehich-play p {
    color: #5b6472;
    line-height: 1.9;
    margin: 0;
}

.sehich-entry-card a {
    margin-top: 22px;
    background: #111827;
    color: #fff;
}

.sehich-features {
    background:
        linear-gradient(180deg, #fff, #f8fafc),
        radial-gradient(circle at 20% 20%, rgba(109, 40, 217, .08), transparent 40%);
}

.sehich-feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.sehich-feature-grid article {
    border-radius: 26px;
    padding: 24px;
}

.sehich-feature-grid span {
    display: inline-flex;
    color: var(--sehich-primary);
    background: rgba(109, 40, 217, .09);
    border-radius: 999px;
    padding: 7px 11px;
    font-weight: 900;
    margin-bottom: 15px;
}

.sehich-feature-grid h3 {
    margin: 0 0 9px;
    font-size: 21px;
}

.sehich-play {
    background: #111827;
    color: #fff;
}

.sehich-play__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 34px;
    align-items: center;
}

.sehich-play h2,
.sehich-play p,
.sehich-play .sehich-eyebrow {
    color: #fff;
}

.sehich-play p {
    opacity: .82;
    margin-top: 16px;
}

.sehich-check-list {
    list-style: none;
    padding: 0;
    margin: 24px 0 0;
    display: grid;
    gap: 12px;
}

.sehich-check-list li {
    position: relative;
    padding: 12px 46px 12px 14px;
    border-radius: 18px;
    background: rgba(255, 255, 255, .08);
}

.sehich-check-list li:before {
    content: "✓";
    position: absolute;
    right: 14px;
    top: 12px;
    color: #67e8f9;
    font-weight: 900;
}

.sehich-equation-board {
    border-radius: 32px;
    padding: 28px;
    background: rgba(255, 255, 255, .08);
    border-color: rgba(255, 255, 255, .14);
}

.sehich-board-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    padding: 16px;
    border-radius: 20px;
    background: rgba(255, 255, 255, .08);
    margin-bottom: 14px;
    color: #fff;
    font-weight: 800;
}

.sehich-board-row strong {
    color: #67e8f9;
    font-size: 24px;
}

.sehich-board-row--fun {
    color: #fef3c7;
}

.sehich-roadmap__items {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.sehich-roadmap__items div {
    border-radius: 26px;
    padding: 24px;
    display: grid;
    gap: 10px;
}

.sehich-roadmap__items strong {
    color: var(--sehich-primary);
    font-size: 19px;
}

.sehich-roadmap__items span {
    color: #5b6472;
    line-height: 1.8;
}

@media (max-width: 980px) {
    .sehich-hero__grid,
    .sehich-play__grid {
        grid-template-columns: 1fr;
    }

    .sehich-hero {
        min-height: auto;
    }

    .sehich-entry__grid,
    .sehich-feature-grid,
    .sehich-roadmap__items {
        grid-template-columns: 1fr 1fr;
    }

    .sehich-floating-card--one {
        left: 12px;
    }

    .sehich-floating-card--two {
        right: 12px;
    }
}

@media (max-width: 640px) {
    .sehich-container {
        width: min(100% - 22px, 1180px);
    }

    .sehich-hero {
        padding: 46px 0 60px;
    }

    .sehich-brand-row {
        align-items: flex-start;
    }

    .sehich-logo-slot {
        width: 68px;
        height: 68px;
        border-radius: 22px;
    }

    .sehich-hero__actions,
    .sehich-mini-note {
        display: grid;
    }

    .sehich-entry__grid,
    .sehich-feature-grid,
    .sehich-roadmap__items {
        grid-template-columns: 1fr;
    }

    .sehich-entry,
    .sehich-features,
    .sehich-play,
    .sehich-roadmap {
        padding: 54px 0;
    }

    .sehich-hero__visual {
        min-height: auto;
    }

    .sehich-floating-card {
        position: static;
        margin-top: 12px;
    }

    .sehich-math-card--main {
        transform: none;
    }
}




/* Home header, premium orange accent, logo and footer upgrades */
.sehich-orange-letter{
    display:inline-block;
    color:#ff8a00;
    background:linear-gradient(180deg,#ffb347 0%,#ff8a00 52%,#e65f00 100%);
    -webkit-background-clip:text;
    background-clip:text;
    -webkit-text-fill-color:transparent;
    text-shadow:0 10px 28px rgba(255,138,0,.28);
    transform:translateY(-1px);
}

.sehich-home-header{
    position:absolute;
    z-index:10;
    top:22px;
    left:0;
    right:0;
}

.sehich-home-header__inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
    padding:12px 14px;
    border:1px solid rgba(255,255,255,.72);
    border-radius:28px;
    background:rgba(255,255,255,.76);
    box-shadow:0 22px 70px rgba(15,23,42,.11);
    backdrop-filter:blur(22px);
}

.sehich-home-brand{
    display:flex;
    align-items:center;
    gap:12px;
    color:#101828;
    text-decoration:none!important;
    min-width:260px;
}

.sehich-home-brand__logo{
    width:58px;
    height:58px;
    display:grid;
    place-items:center;
    flex:0 0 58px;
    border-radius:20px;
    background:linear-gradient(135deg,#5b21b6 0%,#7c3aed 45%,#06b6d4 100%);
    box-shadow:0 18px 38px rgba(91,33,182,.24), inset 0 1px 0 rgba(255,255,255,.35);
    overflow:hidden;
}

.sehich-home-brand__logo img,
.sehich-footer-logo img,
.sehich-logo-slot img{
    width:100%;
    height:100%;
    object-fit:contain;
    display:block;
}

.sehich-home-brand__placeholder{
    color:#fff;
    font-weight:950;
    font-size:15px;
    line-height:1.05;
    text-align:center;
}

.sehich-home-brand__text{
    display:grid;
    gap:3px;
}

.sehich-home-brand__text strong{
    font-size:15px;
    font-weight:950;
    letter-spacing:-.03em;
}

.sehich-home-brand__text small{
    color:#667085;
    font-size:12px;
    font-weight:700;
}

.sehich-home-nav{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:6px;
}

.sehich-home-nav a{
    color:#344054;
    text-decoration:none!important;
    font-weight:850;
    font-size:14px;
    padding:10px 12px;
    border-radius:14px;
    transition:background .2s ease,color .2s ease,transform .2s ease;
}

.sehich-home-nav a:hover{
    color:#5b21b6;
    background:rgba(124,58,237,.08);
    transform:translateY(-2px);
}

.sehich-header-cta{
    min-height:46px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding:10px 18px;
    border-radius:17px;
    color:#fff!important;
    text-decoration:none!important;
    font-weight:950;
    background:linear-gradient(135deg,#ff9f1c,#ff6b00);
    box-shadow:0 18px 34px rgba(255,107,0,.26);
    white-space:nowrap;
}



/* v1.0.35: Header cart shortcut for WooCommerce shop. */
.sehich-header-cart{
    position:relative;
    min-height:46px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    padding:9px 12px;
    border-radius:17px;
    color:#0b2b78!important;
    text-decoration:none!important;
    font-weight:950;
    background:rgba(255,255,255,.82);
    border:1px solid rgba(37,99,235,.13);
    box-shadow:0 14px 30px rgba(15,23,42,.08);
    white-space:nowrap;
    transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.sehich-header-cart:hover{
    transform:translateY(-2px);
    background:#fff;
    box-shadow:0 18px 36px rgba(15,23,42,.13);
}
.sehich-header-cart__icon{
    width:28px;
    height:28px;
    display:grid;
    place-items:center;
    border-radius:12px;
    background:linear-gradient(135deg,#eff6ff,#fff7ed);
    color:#f97316;
}
.sehich-header-cart__icon svg{
    width:20px;
    height:20px;
    fill:currentColor;
    display:block;
}
.sehich-header-cart__text{
    font-size:13px;
}
.sehich-header-cart__count{
    position:absolute;
    top:-7px;
    left:-7px;
    min-width:22px;
    height:22px;
    padding:0 6px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    border-radius:999px;
    color:#fff;
    background:linear-gradient(135deg,#ff8a00,#ef4444);
    border:2px solid #fff;
    font-size:11px;
    line-height:1;
    font-weight:950;
    box-shadow:0 8px 18px rgba(239,68,68,.24);
}


.sehich-hero{
    padding-top:150px;
}

.sehich-logo-slot{
    border:1px solid rgba(255,255,255,.52);
    background:linear-gradient(135deg,#5b21b6 0%,#7c3aed 50%,#06b6d4 100%);
    box-shadow:0 24px 60px rgba(91,33,182,.22), inset 0 1px 0 rgba(255,255,255,.35);
}

.sehich-logo-slot:has(img){
    background:#fff;
    padding:8px;
}

.sehich-logo-slot span:first-child,
.sehich-logo-slot span:last-child{
    font-weight:950;
}

.sehich-lab-preview{
    padding:76px 0;
    background:linear-gradient(135deg,#fff7ed 0%,#fff 44%,#eef2ff 100%);
}

.sehich-lab-preview__grid{
    display:grid;
    grid-template-columns:1fr 1.1fr;
    gap:28px;
    align-items:center;
}

.sehich-lab-preview h2{
    margin:0 0 14px;
    font-size:clamp(28px,3vw,44px);
    line-height:1.35;
    color:#101828;
    letter-spacing:-.035em;
}

.sehich-lab-preview p{
    color:#5b6472;
    line-height:2;
    margin:0;
}

.sehich-lab-chip-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:14px;
}

.sehich-lab-chip-grid span{
    min-height:94px;
    display:flex;
    align-items:center;
    justify-content:center;
    text-align:center;
    padding:18px;
    border-radius:26px;
    color:#101828;
    font-weight:950;
    background:rgba(255,255,255,.78);
    border:1px solid rgba(148,163,184,.22);
    box-shadow:0 20px 48px rgba(15,23,42,.08);
}

.sehich-lab-chip-grid span:nth-child(1){border-color:rgba(255,138,0,.28);background:linear-gradient(135deg,#fff7ed,#fff)}
.sehich-lab-chip-grid span:nth-child(2){border-color:rgba(124,58,237,.24);background:linear-gradient(135deg,#f5f3ff,#fff)}
.sehich-lab-chip-grid span:nth-child(3){border-color:rgba(6,182,212,.24);background:linear-gradient(135deg,#ecfeff,#fff)}
.sehich-lab-chip-grid span:nth-child(4){border-color:rgba(236,72,153,.24);background:linear-gradient(135deg,#fdf2f8,#fff)}

.sehich-custom-footer{
    position:relative;
    padding:72px 0 26px;
    color:#eef2ff;
    background:
        radial-gradient(circle at 14% 0%, rgba(255,138,0,.22), transparent 34%),
        radial-gradient(circle at 86% 10%, rgba(6,182,212,.18), transparent 35%),
        linear-gradient(135deg,#111827 0%,#171032 55%,#0f172a 100%);
}

.sehich-footer__grid{
    display:grid;
    grid-template-columns:1.25fr .75fr .85fr 1fr;
    gap:22px;
    align-items:start;
}

.sehich-footer__brand,
.sehich-footer__column,
.sehich-footer__licenses{
    padding:22px;
    border-radius:26px;
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.11);
    box-shadow:0 24px 70px rgba(0,0,0,.18);
}

.sehich-footer-logo{
    width:78px;
    height:78px;
    display:grid;
    place-items:center;
    margin-bottom:16px;
    border-radius:26px;
    color:#fff;
    font-weight:950;
    background:linear-gradient(135deg,#7c3aed,#06b6d4);
    overflow:hidden;
}

.sehich-footer__brand h2,
.sehich-footer__column h3,
.sehich-footer__licenses h3{
    color:#fff;
    margin:0 0 14px;
    letter-spacing:-.03em;
}

.sehich-footer__brand p,
.sehich-footer__column p,
.sehich-footer__licenses p{
    color:#cbd5e1;
    line-height:1.9;
    margin:0;
    font-size:14px;
}

.sehich-footer__column{
    display:grid;
    gap:9px;
}

.sehich-footer__column a{
    color:#e0e7ff;
    text-decoration:none!important;
    font-weight:800;
    padding:9px 0;
    border-bottom:1px solid rgba(255,255,255,.08);
}

.sehich-footer__column a:hover{
    color:#ffb347;
}

.sehich-footer-note{
    padding-bottom:8px;
}

.sehich-license-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:10px;
    margin-bottom:14px;
}

.sehich-license-box{
    min-height:70px;
    display:grid;
    place-items:center;
    text-align:center;
    padding:12px;
    border-radius:18px;
    color:#cbd5e1;
    border:1px dashed rgba(255,255,255,.28);
    background:rgba(255,255,255,.045);
    font-size:13px;
    font-weight:850;
}

.sehich-footer__bottom{
    display:flex;
    justify-content:space-between;
    gap:14px;
    flex-wrap:wrap;
    margin-top:24px;
    padding-top:18px;
    border-top:1px solid rgba(255,255,255,.11);
    color:#cbd5e1;
    font-size:13px;
    font-weight:700;
}

@media (max-width: 1080px){
    .sehich-home-nav{display:none;}
    .sehich-home-brand{min-width:0;}
    .sehich-footer__grid{grid-template-columns:1fr 1fr;}
}

@media (max-width: 780px){
    .sehich-home-header{position:relative;top:auto;padding:14px 0;background:linear-gradient(135deg,#fdf2ff,#eff6ff);}
    .sehich-home-header__inner{width:min(100% - 22px,1180px);}
    .sehich-header-cta{display:none;}
    .sehich-hero{padding-top:54px;}
    .sehich-home-brand__text small{display:none;}
    .sehich-lab-preview__grid,
    .sehich-footer__grid{grid-template-columns:1fr;}
}

@media (max-width: 520px){
    .sehich-home-brand__text strong{font-size:13px;}
    .sehich-home-brand__logo{width:50px;height:50px;flex-basis:50px;border-radius:17px;}
    .sehich-lab-chip-grid{grid-template-columns:1fr;}
    .sehich-footer__bottom{display:grid;}
}


/* v1.0.5 layout corrections: full landing page, tighter hero, cleaner header */
.sehich-home-header{
    top:16px;
}
.admin-bar .sehich-home-header{
    top:48px;
}
.sehich-home-header__inner{
    padding:10px 12px;
    border-radius:26px;
}
.sehich-home-brand__logo{
    background:linear-gradient(135deg,#3b0764 0%,#7c3aed 48%,#ff8a00 100%);
}
.sehich-header-cta{
    background:linear-gradient(135deg,#ffb703 0%,#ff8a00 48%,#e85d04 100%);
    box-shadow:0 20px 38px rgba(232,93,4,.28);
}
.sehich-hero{
    width:100%;
    min-height:calc(100vh - 0px);
    padding-top:128px;
    padding-bottom:52px;
}
.admin-bar .sehich-hero{
    min-height:calc(100vh - 32px);
}
.sehich-hero__grid{
    gap:32px;
}
.sehich-hero h1{
    font-size:clamp(40px,5.1vw,72px);
}
.sehich-hero h2{
    margin:14px 0 12px;
    font-size:clamp(30px,3.8vw,56px);
}
.sehich-hero__lead{
    margin-bottom:20px;
}
.sehich-hero__actions{
    margin-bottom:14px;
}
.sehich-hero__visual{
    min-height:390px;
}
.sehich-math-card--main{
    padding:22px;
}
.sehich-chart{
    max-height:255px;
}
.sehich-floating-card--one{
    top:18px;
}
.sehich-floating-card--two{
    bottom:24px;
}
.sehich-custom-footer{
    scroll-margin-top:110px;
}
.sehich-license-box{
    background:linear-gradient(135deg,rgba(255,255,255,.07),rgba(255,255,255,.035));
}
.sehich-license-box strong{
    color:#fff;
}
.sehich-footer__column a[href="tel:#"],
.sehich-footer__column a[href="mailto:#"]{
    cursor:default;
}
@media (max-width: 980px){
    .admin-bar .sehich-home-header{top:46px;}
    .sehich-home-header{position:relative;top:auto;padding:12px 0;background:linear-gradient(135deg,#fdf2ff,#eff6ff);}
    .admin-bar .sehich-home-header{top:auto;}
    .sehich-hero{padding-top:52px;min-height:auto;}
}
@media (max-width: 782px){
    .admin-bar .sehich-hero{min-height:auto;}
}


/* v1.0.7 bundled logo support */
.sehich-home-brand__logo,
.sehich-logo-slot,
.sehich-footer-logo {
    background: #ffffff;
}

.sehich-home-brand__logo {
    padding: 6px;
}

.sehich-logo-slot {
    padding: 10px;
}

.sehich-footer-logo {
    padding: 8px;
}

.sehich-site-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.sehich-home-brand__logo .custom-logo-link,
.sehich-logo-slot .custom-logo-link,
.sehich-footer-logo .custom-logo-link {
    display:block;
    width:100%;
    height:100%;
}


/* v1.0.8 products section, scientists illustrations, and stronger mobile fixes */
.sehich-section-head--with-figure {
    position: relative;
}

.sehich-section-figure {
    width: 120px;
    height: 90px;
    margin: 0 auto 14px;
    border-radius: 24px;
    overflow: hidden;
    background: rgba(255,255,255,.9);
    box-shadow: 0 18px 40px rgba(15,23,42,.10);
    border: 1px solid rgba(148,163,184,.16);
}

.sehich-section-figure img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.sehich-section-figure--inline {
    margin: 0 0 14px;
}

.sehich-products {
    position: relative;
    padding: 84px 0;
    background:
        radial-gradient(circle at 10% 15%, rgba(124,58,237,.08), transparent 24%),
        radial-gradient(circle at 90% 10%, rgba(249,115,22,.10), transparent 25%),
        linear-gradient(180deg, #fff, #f8fafc 52%, #fff7ed 100%);
}

.sehich-product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.sehich-product-card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 310px;
    padding: 24px;
    border-radius: 30px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,.55);
    box-shadow: 0 24px 60px rgba(15,23,42,.10);
}

.sehich-product-card:before {
    content: "";
    position: absolute;
    inset: auto -18px -26px auto;
    width: 130px;
    height: 130px;
    border-radius: 50%;
    opacity: .18;
    background: rgba(255,255,255,.75);
}

.sehich-product-card--purple { background: linear-gradient(135deg, #f5f3ff, #ede9fe 55%, #ddd6fe); }
.sehich-product-card--cyan { background: linear-gradient(135deg, #ecfeff, #cffafe 60%, #bfdbfe); }
.sehich-product-card--orange { background: linear-gradient(135deg, #fff7ed, #ffedd5 55%, #fdba74); }
.sehich-product-card--pink { background: linear-gradient(135deg, #fdf2f8, #fce7f3 55%, #fbcfe8); }
.sehich-product-card--green { background: linear-gradient(135deg, #f0fdf4, #dcfce7 55%, #bbf7d0); }
.sehich-product-card--indigo { background: linear-gradient(135deg, #eef2ff, #e0e7ff 55%, #c7d2fe); }
.sehich-product-card--gold { background: linear-gradient(135deg, #fffbeb, #fef3c7 45%, #fed7aa 100%); }

.sehich-product-card--wide {
    grid-column: span 3;
    min-height: 240px;
}

.sehich-product-badge {
    align-self: flex-start;
    display: inline-flex;
    padding: 9px 14px;
    border-radius: 999px;
    color: #111827;
    background: rgba(255,255,255,.72);
    font-size: 13px;
    font-weight: 900;
    box-shadow: 0 8px 22px rgba(255,255,255,.35);
}

.sehich-product-card h3 {
    margin: 18px 0 12px;
    font-size: 27px;
    line-height: 1.45;
    color: #111827;
    letter-spacing: -.03em;
}

.sehich-product-card p {
    margin: 0;
    color: #475569;
    line-height: 1.95;
}

.sehich-product-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
    padding-top: 20px;
    padding-bottom: 18px;
}

.sehich-product-meta span {
    display: inline-flex;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255,255,255,.72);
    color: #334155;
    font-size: 12px;
    font-weight: 800;
}

.sehich-product-card a {
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 11px 18px;
    border-radius: 16px;
    text-decoration: none !important;
    color: #fff;
    font-weight: 900;
    background: #111827;
    box-shadow: 0 16px 28px rgba(17,24,39,.18);
}

.sehich-product-card--gold a {
    background: linear-gradient(135deg, #f59e0b, #ea580c);
}

.sehich-product-card--purple a { background: linear-gradient(135deg, #6d28d9, #8b5cf6); }
.sehich-product-card--cyan a { background: linear-gradient(135deg, #0891b2, #06b6d4); }
.sehich-product-card--orange a { background: linear-gradient(135deg, #f97316, #fb923c); }
.sehich-product-card--pink a { background: linear-gradient(135deg, #db2777, #f472b6); }
.sehich-product-card--green a { background: linear-gradient(135deg, #16a34a, #22c55e); }
.sehich-product-card--indigo a { background: linear-gradient(135deg, #4338ca, #6366f1); }

.sehich-product-card a:hover {
    transform: translateY(-2px);
}

/* Mobile cleanup */
@media (max-width: 980px) {
    .sehich-product-grid {
        grid-template-columns: 1fr 1fr;
    }
    .sehich-product-card--wide {
        grid-column: span 2;
    }
}

@media (max-width: 780px) {
    html { margin-top: 0 !important; }
    body.sehich-landing-body.admin-bar { margin-top: 0 !important; }
    body.sehich-landing-body #wpadminbar { display: none !important; }
    .sehich-home-header {
        top: 0 !important;
        padding: 0;
        background: linear-gradient(135deg,#fdf2ff,#eff6ff);
    }
    .sehich-home-header__inner {
        width: 100%;
        border-radius: 0 0 24px 24px;
        padding: 10px 14px;
        box-shadow: 0 10px 30px rgba(15,23,42,.08);
    }
    .sehich-hero {
        padding-top: 28px;
    }
    .sehich-home-brand__logo {
        width: 48px;
        height: 48px;
        flex-basis: 48px;
        border-radius: 16px;
    }
    .sehich-brand-row {
        gap: 12px;
        margin-bottom: 14px;
    }
    .sehich-logo-slot {
        width: 74px;
        height: 74px;
        border-radius: 24px;
    }
    .sehich-hero__visual {
        min-height: auto;
        display: grid;
        gap: 12px;
    }
    .sehich-math-card--main {
        padding: 16px;
        border-radius: 26px;
    }
    .sehich-card-topline {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    .sehich-chart {
        max-height: 150px;
        padding: 4px;
        border-radius: 18px;
    }
    .sehich-math-card p {
        font-size: 14px;
        line-height: 1.8;
    }
    .sehich-floating-card {
        margin-top: 0;
        padding: 14px 16px;
        border-radius: 20px;
    }
    .sehich-floating-card strong {
        font-size: 24px;
    }
    .sehich-product-grid,
    .sehich-lab-chip-grid,
    .sehich-footer__grid {
        grid-template-columns: 1fr;
    }
    .sehich-product-card--wide {
        grid-column: auto;
    }
}

@media (max-width: 520px) {
    .sehich-hero h1 {
        font-size: clamp(34px, 10vw, 56px);
    }
    .sehich-hero h2 {
        font-size: clamp(24px, 8vw, 38px);
        line-height: 1.35;
    }
    .sehich-hero__lead {
        font-size: 16px;
        line-height: 1.95;
    }
    .sehich-chart {
        display: none;
    }
    .sehich-math-card--main {
        min-height: auto;
    }
    .sehich-product-card {
        min-height: auto;
        padding: 20px;
    }
    .sehich-product-card h3 {
        font-size: 22px;
    }
    .sehich-product-badge {
        font-size: 12px;
    }
    .sehich-section-figure {
        width: 100px;
        height: 76px;
        border-radius: 22px;
        margin-bottom: 12px;
    }
}


/* v1.0.9 modular homepage settings + mobile whitespace fixes */
.sehich-top-announcement {
    position: relative;
    z-index: 20;
    padding: 10px 0;
    background: linear-gradient(135deg, #111827, #312e81 55%, #7c2d12);
    color: #fff;
}

.sehich-top-announcement__inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    text-align: center;
    font-weight: 850;
}

.sehich-top-announcement a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 7px 13px;
    border-radius: 999px;
    color: #111827 !important;
    background: #fbbf24;
    text-decoration: none !important;
    font-weight: 950;
    white-space: nowrap;
}

.sehich-product-image {
    width: 100%;
    height: 132px;
    border-radius: 22px;
    overflow: hidden;
    margin-bottom: 16px;
    background: rgba(255,255,255,.65);
    box-shadow: inset 0 0 0 1px rgba(255,255,255,.45);
}

.sehich-product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

@media (max-width: 782px) {
    html,
    html[style] {
        margin-top: 0 !important;
        padding-top: 0 !important;
    }

    body.sehich-landing-body,
    body.sehich-landing-body.admin-bar,
    body.admin-bar.sehich-landing-body {
        margin-top: 0 !important;
        padding-top: 0 !important;
        background: #0b1024 !important;
    }

    body.sehich-landing-body #wpadminbar {
        display: none !important;
        height: 0 !important;
        min-height: 0 !important;
        overflow: hidden !important;
    }

    .sehich-top-announcement {
        padding: 8px 0;
    }

    .sehich-top-announcement__inner {
        display: grid;
        gap: 8px;
        font-size: 13px;
    }

    .sehich-home-header {
        margin-top: 0 !important;
        top: 0 !important;
        transform: none !important;
    }

    .sehich-home-header__inner {
        border-top-left-radius: 0 !important;
        border-top-right-radius: 0 !important;
    }

    .sehich-custom-footer {
        margin-bottom: 0 !important;
        padding-bottom: max(20px, env(safe-area-inset-bottom)) !important;
    }

    .sehich-footer__bottom {
        margin-bottom: 0 !important;
    }
}

@media (max-width: 520px) {
    .sehich-hero__visual .sehich-math-card--main {
        display: none;
    }
    .sehich-floating-card {
        display: none;
    }
}

/* v1.0.10 footer license-code and social network modules */
.sehich-license-box--code {
    min-height: 92px;
    padding: 12px;
    background: rgba(255,255,255,.08);
}

.sehich-license-box--code a,
.sehich-license-box--code div,
.sehich-license-box--code span {
    max-width: 100%;
}

.sehich-license-box--code img,
.sehich-license-box--code iframe {
    max-width: 100%;
    height: auto;
    display: inline-block;
    border-radius: 10px;
}

.sehich-footer-socials {
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid rgba(255,255,255,.10);
}

.sehich-footer-socials h4 {
    margin: 0 0 10px;
    color: #fff;
    font-size: 15px;
    font-weight: 950;
}

.sehich-social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.sehich-social-link {
    display: inline-flex !important;
    align-items: center;
    gap: 7px;
    padding: 9px 11px !important;
    border: 1px solid rgba(255,255,255,.12) !important;
    border-radius: 999px;
    color: #fff !important;
    background: rgba(255,255,255,.07);
    line-height: 1;
}

.sehich-social-link span {
    width: 22px;
    height: 22px;
    display: inline-grid;
    place-items: center;
    border-radius: 50%;
    background: rgba(255,255,255,.14);
    font-weight: 950;
}

.sehich-social-link--instagram { background: linear-gradient(135deg, rgba(236,72,153,.24), rgba(124,58,237,.18)); }
.sehich-social-link--telegram { background: linear-gradient(135deg, rgba(14,165,233,.22), rgba(6,182,212,.14)); }
.sehich-social-link--whatsapp { background: linear-gradient(135deg, rgba(34,197,94,.22), rgba(20,184,166,.14)); }
.sehich-social-link--aparat { background: linear-gradient(135deg, rgba(219,39,119,.22), rgba(244,63,94,.14)); }
.sehich-social-link--youtube { background: linear-gradient(135deg, rgba(239,68,68,.26), rgba(249,115,22,.14)); }

@media (max-width: 782px) {
    .sehich-social-links {
        display: grid;
        grid-template-columns: 1fr 1fr;
    }
    .sehich-social-link {
        justify-content: center;
    }
}

/* v1.0.11 modular link controls */
.sehich-play-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    margin-top: 22px;
    padding: 12px 20px;
    border-radius: 18px;
    color: #111827 !important;
    background: linear-gradient(135deg, #fef3c7, #67e8f9);
    text-decoration: none !important;
    font-weight: 950;
    box-shadow: 0 18px 34px rgba(103,232,249,.16);
}
.sehich-play-cta:hover {
    transform: translateY(-2px);
}
.sehich-roadmap__item {
    color: inherit;
    text-decoration: none !important;
    border-radius: 26px;
    padding: 24px;
    display: grid;
    gap: 10px;
    background: var(--sehich-card);
    border: 1px solid var(--sehich-border);
    box-shadow: 0 24px 70px rgba(15, 23, 42, .1);
    backdrop-filter: blur(18px);
    transition: transform .2s ease, box-shadow .2s ease;
}
.sehich-roadmap__item:hover {
    transform: translateY(-4px);
    box-shadow: 0 28px 76px rgba(15,23,42,.14);
}
.sehich-lab-chip-grid a {
    min-height: 94px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 18px;
    border-radius: 26px;
    color: #101828 !important;
    font-weight: 950;
    text-decoration: none !important;
    background: rgba(255,255,255,.78);
    border: 1px solid rgba(148,163,184,.22);
    box-shadow: 0 20px 48px rgba(15,23,42,.08);
    transition: transform .2s ease, box-shadow .2s ease;
}
.sehich-lab-chip-grid a:hover {
    transform: translateY(-3px);
    box-shadow: 0 24px 56px rgba(15,23,42,.12);
}
.sehich-lab-chip-grid a:nth-child(1){border-color:rgba(255,138,0,.28);background:linear-gradient(135deg,#fff7ed,#fff)}
.sehich-lab-chip-grid a:nth-child(2){border-color:rgba(124,58,237,.24);background:linear-gradient(135deg,#f5f3ff,#fff)}
.sehich-lab-chip-grid a:nth-child(3){border-color:rgba(6,182,212,.24);background:linear-gradient(135deg,#ecfeff,#fff)}
.sehich-lab-chip-grid a:nth-child(4){border-color:rgba(236,72,153,.24);background:linear-gradient(135deg,#fdf2f8,#fff)}
@media (max-width: 780px) {
    .sehich-play-cta {
        width: 100%;
    }
}

/* v1.0.12 final edge whitespace fix: removes empty top/bottom bands on the landing page */
html,
body.sehich-landing-body {
    margin: 0 !important;
    padding: 0 !important;
    width: 100% !important;
    min-height: 100% !important;
    background: #ffffff !important;
    overflow-x: hidden !important;
}

body.sehich-landing-body.admin-bar {
    margin-top: 0 !important;
    padding-top: 0 !important;
}

body.sehich-landing-body #wpadminbar {
    display: none !important;
    height: 0 !important;
    min-height: 0 !important;
    overflow: hidden !important;
}

body.sehich-landing-body .sehich-home {
    margin: 0 !important;
    padding: 0 !important;
    background: #ffffff !important;
    min-height: 100vh !important;
}

.sehich-top-announcement:empty {
    display: none !important;
}

.sehich-home-header {
    margin-top: 0 !important;
}

.sehich-hero {
    margin-top: 0 !important;
}

.sehich-custom-footer {
    margin-bottom: 0 !important;
}

.sehich-footer__bottom {
    margin-bottom: 0 !important;
}


/* Role access controls on the homepage */
.sehich-role-access{
    display:flex;
    align-items:center;
    gap:8px;
    flex-wrap:wrap;
    padding:8px;
    border:1px solid rgba(148,163,184,.22);
    background:rgba(255,255,255,.72);
    border-radius:18px;
    box-shadow:0 12px 30px rgba(15,23,42,.05);
}
.sehich-role-access__label{
    color:#475467;
    font-weight:800;
    font-size:13px;
    padding:0 6px;
}
.sehich-role-access__btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    min-height:38px;
    padding:9px 13px;
    border-radius:13px;
    text-decoration:none;
    font-weight:900;
    line-height:1.4;
    border:1px solid rgba(148,163,184,.25);
    background:#fff;
    color:#3b246a;
}
.sehich-role-access__btn--primary{
    background:linear-gradient(135deg,#6d28d9,#8b5cf6);
    color:#fff;
    border-color:transparent;
}
.sehich-role-access__btn--student{
    background:linear-gradient(135deg,#06b6d4,#0ea5e9);
    color:#fff;
    border-color:transparent;
}
.sehich-role-access__btn--ghost{
    background:rgba(255,255,255,.86);
    color:#6d28d9;
}
@media(max-width:980px){
    .sehich-role-access{width:100%;justify-content:center}
}
@media(max-width:620px){
    .sehich-role-access__btn{width:100%}
    .sehich-role-access__label{width:100%;text-align:center}
}


/* Role-aware main CTA: replaces quick teacher/student login buttons on homepage. */
.sehich-header-cta-group{
    display:inline-flex;
    align-items:center;
    gap:8px;
    flex-wrap:wrap;
}
.sehich-header-cta--logout{
    background:rgba(255,255,255,.82) !important;
    color:#7c2d12 !important;
    border:1px solid rgba(249,115,22,.28) !important;
    box-shadow:none !important;
}
.sehich-hero__actions .sehich-header-cta-group{
    gap:10px;
}
.sehich-hero__actions .sehich-header-cta{
    min-height:50px;
}
@media(max-width:640px){
    .sehich-header-cta-group,
    .sehich-header-cta-group .sehich-header-cta{
        width:100%;
    }
}







@media (max-width: 767px) {
    .sehich-hero-title-art {
        align-items: center;
        gap: 8px;
    }

    .sehich-hero h1 {
        font-size: clamp(42px, 13vw, 64px);
    }

    .sehich-hero-branch--final {
        width: 98px;
        height: 26px;
    }

    .sehich-hero-branch--final::before,
    .sehich-hero-branch--final::after {
        width: 30px;
        height: 12px;
    }

    .sehich-hero-branch--final .sehich-hero-branch__stem {
        height: 14px;
    }

    .sehich-hero-title-slogan--single {
        min-width: 0;
        padding: 12px 18px;
        font-size: clamp(18px, 5.5vw, 24px);
        white-space: normal;
    }
}


/* ===== v1022 professional hero + responsive refinements ===== */
.sehich-home-header {
    margin-bottom: 18px;
}

.sehich-home-header__inner {
    gap: 16px;
}

.sehich-home-brand {
    min-width: 0;
}

.sehich-home-brand__text strong {
    display: block;
    line-height: 1.35;
}

.sehich-home-brand__text small {
    display: block;
    line-height: 1.5;
}

.sehich-hero {
    min-height: 700px;
    padding: 70px 0 60px;
}

.sehich-hero__grid {
    align-items: center;
    gap: 38px;
}

.sehich-hero__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.sehich-brand-row {
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin-bottom: 10px;
}

.sehich-logo-slot {
    flex: 0 0 auto;
}

.sehich-hero-heading--clean,
.sehich-hero-title-art {
    width: 100%;
}

.sehich-hero-title-art {
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.sehich-hero h1 {
    margin: 0;
    font-size: clamp(54px, 6vw, 82px);
    line-height: 0.98;
    letter-spacing: -0.05em;
    text-align: center;
}

.sehich-hero-title-main {
    color: #0f172a;
    text-shadow: 0 10px 18px rgba(15, 23, 42, 0.06);
}

.sehich-hero-branch--final {
    width: 110px;
    height: 24px;
    margin: -2px auto 2px;
}

.sehich-hero-branch--final::before,
.sehich-hero-branch--final::after {
    width: 32px;
    height: 12px;
    border-bottom-width: 2.5px;
    border-bottom-color: rgba(51, 65, 85, 0.85);
}

.sehich-hero-branch--final::before {
    border-right-width: 2.5px;
    border-right-color: rgba(51, 65, 85, 0.85);
}

.sehich-hero-branch--final::after {
    border-left-width: 2.5px;
    border-left-color: rgba(51, 65, 85, 0.85);
}

.sehich-hero-branch--final .sehich-hero-branch__stem {
    width: 2.5px;
    height: 14px;
    background: rgba(51, 65, 85, 0.85);
}

.sehich-hero-title-slogan {
    margin-top: 0;
}

.sehich-hero-title-slogan--single {
    min-width: 0;
    max-width: min(100%, 330px);
    padding: 12px 22px;
    border-radius: 22px;
    border: 1px solid rgba(249, 115, 22, 0.14);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
    color: #ea580c;
    font-size: clamp(22px, 2.4vw, 31px);
    font-weight: 900;
    line-height: 1.2;
    text-align: center;
    white-space: nowrap;
}

.sehich-hero__lead {
    max-width: 640px;
    margin: 14px auto 22px;
    color: #475569;
    font-size: 18px;
    line-height: 1.95;
    text-align: center;
}

.sehich-hero__actions {
    justify-content: center;
    margin-bottom: 16px;
}

.sehich-hero-lab-cta {
    min-height: 54px;
    padding: 14px 28px;
    border-radius: 18px;
    font-size: 17px;
    font-weight: 900;
    box-shadow: 0 14px 28px rgba(249, 115, 22, .22);
}

.sehich-mini-note {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-top: 2px;
}

.sehich-mini-note span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: auto;
    min-height: 0;
    padding: 9px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.58);
    border: 1px solid rgba(148, 163, 184, 0.18);
    box-shadow: none;
    color: #334155;
    font-size: 14px;
    font-weight: 700;
    line-height: 1.3;
}

.sehich-hero__visual {
    min-height: 400px;
}

.sehich-math-card--main {
    transform: rotate(-0.4deg);
}

@media (max-width: 1100px) {
    .sehich-hero {
        min-height: auto;
        padding: 50px 0 48px;
    }

    .sehich-hero__grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .sehich-hero__content {
        order: 1;
    }

    .sehich-hero__visual {
        order: 2;
        min-height: auto;
        max-width: 720px;
        margin: 0 auto;
    }

    .sehich-home-nav {
        display: none;
    }

    .sehich-home-header__inner {
        justify-content: space-between;
    }
}

@media (max-width: 767px) {
    .sehich-home-header {
        margin-bottom: 12px;
    }

    .sehich-home-header__inner {
        padding: 10px 12px;
        border-radius: 22px;
        gap: 10px;
    }

    .sehich-home-brand {
        gap: 8px;
        min-width: 0;
    }

    .sehich-home-brand__logo,
    .sehich-home-brand__text {
        min-width: 0;
    }

    .sehich-home-brand__text strong {
        font-size: 16px;
    }

    .sehich-home-brand__text small {
        font-size: 11px;
    }

    .sehich-header-cta {
        min-height: 44px;
        padding: 10px 14px;
        border-radius: 16px;
        font-size: 14px;
        white-space: nowrap;
    }

    .sehich-hero {
        padding: 24px 0 40px;
    }

    .sehich-hero:after {
        height: 90px;
        inset: auto -5% -52px -5%;
    }

    .sehich-symbol-1,
    .sehich-symbol-2,
    .sehich-symbol-3,
    .sehich-hero__bg-symbol {
        opacity: 0.05;
    }

    .sehich-brand-row {
        gap: 12px;
        margin-bottom: 6px;
    }

    .sehich-logo-slot {
        width: 72px;
        height: 72px;
        border-radius: 24px;
    }

    .sehich-hero h1 {
        font-size: clamp(42px, 12vw, 60px);
    }

    .sehich-hero-branch--final {
        width: 88px;
        height: 22px;
    }

    .sehich-hero-branch--final::before,
    .sehich-hero-branch--final::after {
        width: 25px;
        height: 10px;
        border-bottom-width: 2px;
    }

    .sehich-hero-branch--final::before {
        border-right-width: 2px;
    }

    .sehich-hero-branch--final::after {
        border-left-width: 2px;
    }

    .sehich-hero-branch--final .sehich-hero-branch__stem {
        height: 12px;
        width: 2px;
    }

    .sehich-hero-title-slogan--single {
        max-width: min(100%, 280px);
        padding: 10px 16px;
        border-radius: 20px;
        font-size: clamp(19px, 5.6vw, 24px);
        white-space: normal;
    }

    .sehich-hero__lead {
        max-width: 100%;
        margin: 14px auto 16px;
        font-size: 16px;
        line-height: 1.95;
    }

    .sehich-hero__actions {
        margin-bottom: 12px;
    }

    .sehich-hero-lab-cta {
        min-width: 200px;
        min-height: 50px;
        padding: 12px 20px;
        font-size: 16px;
    }

    .sehich-mini-note {
        gap: 8px;
    }

    .sehich-mini-note span {
        padding: 8px 12px;
        border-radius: 14px;
        font-size: 13px;
    }

    .sehich-hero__visual {
        display: none;
    }
}




/* ===== v1023 final mobile header + hero tuning ===== */

/* desktop/tablet fine tuning */
.sehich-hero-title-art {
    gap: 6px;
}

.sehich-hero h1 {
    margin-bottom: 0;
}

.sehich-hero-branch--final {
    width: 92px;
    height: 20px;
    margin: -4px auto 0;
}

.sehich-hero-branch--final::before,
.sehich-hero-branch--final::after {
    width: 26px;
    height: 9px;
    border-bottom-width: 2px;
}

.sehich-hero-branch--final::before {
    border-right-width: 2px;
}

.sehich-hero-branch--final::after {
    border-left-width: 2px;
}

.sehich-hero-branch--final .sehich-hero-branch__stem {
    width: 2px;
    height: 10px;
}

.sehich-hero-title-slogan {
    margin-top: -2px;
}

.sehich-hero-title-slogan--single {
    max-width: 300px;
    min-width: 260px;
    padding: 11px 22px;
    border-radius: 20px;
    font-size: clamp(21px, 2.2vw, 28px);
}

/* exact lab button sizing */
.sehich-hero-lab-cta {
    min-width: 196px;
    min-height: 56px;
    padding: 14px 26px;
    border-radius: 18px;
    font-size: 17px;
    font-weight: 900;
    line-height: 1;
}

/* more professional mobile header */
@media (max-width: 767px) {
    .sehich-home-header {
        margin-bottom: 10px;
    }

    .sehich-home-header__inner {
        display: grid !important;
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: center;
        gap: 10px;
        padding: 10px 12px;
        border-radius: 22px;
    }

    .sehich-home-nav {
        display: none !important;
    }

    .sehich-home-brand {
        display: flex;
        align-items: center;
        gap: 8px;
        min-width: 0;
        overflow: hidden;
    }

    .sehich-home-brand__logo {
        flex: 0 0 auto;
    }

    .sehich-home-brand__logo img,
    .sehich-home-brand__logo svg {
        max-width: 46px;
        max-height: 46px;
    }

    .sehich-home-brand__text {
        min-width: 0;
        overflow: hidden;
    }

    .sehich-home-brand__text strong {
        display: block;
        font-size: 15px;
        line-height: 1.35;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .sehich-home-brand__text small {
        display: none;
    }

    .sehich-header-cta {
        display: inline-flex !important;
        align-items: center;
        justify-content: center;
        visibility: visible !important;
        opacity: 1 !important;
        min-width: 128px;
        min-height: 44px;
        padding: 10px 14px;
        border-radius: 16px;
        font-size: 14px;
        font-weight: 900;
        line-height: 1.2;
        white-space: nowrap;
        flex-shrink: 0;
        position: relative;
        z-index: 5;
    }

    .sehich-hero {
        padding: 22px 0 38px;
    }

    .sehich-brand-row {
        gap: 10px;
        margin-bottom: 4px;
    }

    .sehich-logo-slot {
        width: 68px;
        height: 68px;
        border-radius: 22px;
    }

    .sehich-hero-title-art {
        gap: 5px;
        margin-bottom: 2px;
    }

    .sehich-hero h1 {
        font-size: clamp(40px, 11.6vw, 56px);
        line-height: 0.98;
    }

    .sehich-hero-branch--final {
        width: 76px;
        height: 16px;
        margin: -4px auto 0;
    }

    .sehich-hero-branch--final::before,
    .sehich-hero-branch--final::after {
        width: 21px;
        height: 7px;
        border-bottom-width: 2px;
    }

    .sehich-hero-branch--final .sehich-hero-branch__stem {
        width: 2px;
        height: 9px;
    }

    .sehich-hero-title-slogan {
        margin-top: -2px;
    }

    .sehich-hero-title-slogan--single {
        min-width: 0;
        max-width: 270px;
        padding: 10px 16px;
        border-radius: 18px;
        font-size: clamp(18px, 5.2vw, 22px);
        line-height: 1.15;
        white-space: normal;
    }

    .sehich-hero__lead {
        max-width: 100%;
        margin: 12px auto 16px;
        font-size: 15px;
        line-height: 1.9;
    }

    .sehich-hero__actions {
        margin-bottom: 10px;
    }

    .sehich-hero-lab-cta {
        min-width: 188px;
        min-height: 50px;
        padding: 12px 20px;
        border-radius: 16px;
        font-size: 15px;
    }

    .sehich-mini-note {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        max-width: 320px;
        gap: 8px;
        margin-top: 0;
    }

    .sehich-mini-note span {
        width: 100%;
        justify-content: center;
        padding: 10px 14px;
        border-radius: 16px;
        background: rgba(255, 255, 255, 0.72);
        font-size: 13px;
    }
}

@media (max-width: 420px) {
    .sehich-home-header__inner {
        grid-template-columns: minmax(0, 1fr);
        justify-items: stretch;
    }

    .sehich-home-brand {
        width: 100%;
    }

    .sehich-header-cta {
        width: 100%;
        min-width: 0;
    }

    .sehich-home-brand__text strong {
        font-size: 14px;
    }
}



/* ===== v1030 mobile button clickability fix ===== */
.sehich-entry-card::before,
.sehich-product-card::before,
.sehich-hero::after,
.sehich-hero-title-main::after,
.sehich-hero-title-slogan--single::before,
.sehich-hero-title-slogan--single::after,
.sehich-hero-branch--final::before,
.sehich-hero-branch--final::after {
    pointer-events: none !important;
}

.sehich-home a,
.sehich-home button,
.sehich-header-cta,
.sehich-entry-card a,
.sehich-product-card a,
.sehich-play-cta,
.sehich-top-announcement a,
.sehich-footer__column a {
    pointer-events: auto !important;
    touch-action: manipulation;
    -webkit-tap-highlight-color: rgba(109, 40, 217, .18);
}

.sehich-entry-card > *,
.sehich-product-card > * {
    position: relative;
    z-index: 2;
}

.sehich-entry-card a,
.sehich-product-card a,
.sehich-play-cta,
.sehich-header-cta {
    position: relative;
    z-index: 30 !important;
}

@media (max-width: 767px) {
    .sehich-home-header {
        z-index: 100 !important;
    }
    .sehich-home-header__inner {
        position: relative;
        z-index: 101 !important;
    }
    .sehich-hero__content,
    .sehich-hero__actions {
        position: relative;
        z-index: 20 !important;
    }
}


@media (max-width: 780px){
    body.sehich-shop-body .sehich-header-cart{
        display:inline-flex;
        padding:8px 10px;
    }
    body.sehich-shop-body .sehich-header-cart__text{
        display:none;
    }
}

@media (max-width: 420px){
    .sehich-header-cart{
        min-width:44px;
        padding:8px;
    }
}

/* v1.0.36: shop header layout fix to prevent oversized width and overlap */
.sehich-home-header__actions{
    display:flex;
    align-items:center;
    justify-content:flex-end;
    gap:10px;
    flex:0 0 auto;
    min-width:0;
}

body.sehich-shop-body .sehich-home-header{
    z-index:40;
}

body.sehich-shop-body .sehich-home-header__inner{
    display:grid;
    grid-template-columns:minmax(220px,1.1fr) minmax(0,1fr) auto;
    align-items:center;
    gap:14px;
}

body.sehich-shop-body .sehich-home-brand{
    min-width:0;
}

body.sehich-shop-body .sehich-home-nav{
    min-width:0;
    justify-content:center;
    flex-wrap:nowrap;
}

body.sehich-shop-body .sehich-home-nav a{
    padding:9px 10px;
    font-size:13px;
}

body.sehich-shop-body .sehich-header-cart,
body.sehich-shop-body .sehich-header-cta{
    flex:0 0 auto;
}

@media (max-width: 1240px){
    body.sehich-shop-body .sehich-home-header__inner{
        grid-template-columns:minmax(200px,1fr) minmax(0,1fr) auto;
        gap:10px;
        padding:11px 12px;
    }
    body.sehich-shop-body .sehich-home-brand__text small{
        display:none;
    }
    body.sehich-shop-body .sehich-home-nav a{
        padding:8px 8px;
        font-size:12px;
    }
    body.sehich-shop-body .sehich-header-cart{
        padding:8px 10px;
    }
    body.sehich-shop-body .sehich-header-cta{
        padding:10px 14px;
        font-size:13px;
    }
}

@media (max-width: 980px){
    body.sehich-shop-body .sehich-home-header__inner{
        grid-template-columns:minmax(0,1fr) auto;
    }
    body.sehich-shop-body .sehich-home-nav{
        display:none;
    }
}

@media (max-width: 640px){
    body.sehich-shop-body .sehich-home-header__inner{
        grid-template-columns:minmax(0,1fr);
        gap:10px;
    }
    body.sehich-shop-body .sehich-home-header__actions{
        justify-content:space-between;
    }
    body.sehich-shop-body .sehich-header-cta{
        flex:1 1 auto;
    }
}