.nat-intro {
    --ni-bg: #fbf7ff;
    --ni-bg-deep: #e9dcff;
    --ni-text: #3b2554;
    --ni-muted: #755a8d;
    --ni-accent: #a55be5;
    --ni-line: #d5a9f2;
    --ni-pink: #ef62aa;
    --ni-gold: #ffd68f;
    --ni-shadow: rgba(93, 39, 133, 0.2);
    --ni-glow: rgba(206, 145, 255, 0.45);
    --ni-top: 64px;
    position: fixed;
    top: var(--ni-top);
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 998;
    isolation: isolate;
    overflow-x: hidden;
    overflow-y: auto;
    background:
        radial-gradient(ellipse 78% 58% at 50% 40%, #ffffff 0%, rgba(255, 255, 255, 0) 64%),
        linear-gradient(180deg, #fcf9ff 0%, var(--ni-bg) 38%, var(--ni-bg-deep) 100%);
    color: var(--ni-text);
    font-family: "Space Grotesk", "Inter", system-ui, sans-serif;
    opacity: 1;
    transition: opacity 0.6s ease, transform 0.75s cubic-bezier(0.22, 0.8, 0.25, 1);
    -webkit-font-smoothing: antialiased;
}

.nat-intro[data-theme="dark"] {
    --ni-bg: #241431;
    --ni-bg-deep: #120d20;
    --ni-text: #f7ecff;
    --ni-muted: #d8bfea;
    --ni-accent: #c384ff;
    --ni-line: #8e56d8;
    --ni-pink: #f65baa;
    --ni-gold: #ffd08a;
    --ni-shadow: rgba(7, 2, 15, 0.55);
    --ni-glow: rgba(221, 118, 255, 0.42);
    background:
        radial-gradient(ellipse 70% 52% at 50% 42%, #46225f 0%, rgba(52, 27, 70, 0) 66%),
        linear-gradient(180deg, #2b1739 0%, var(--ni-bg) 42%, var(--ni-bg-deep) 100%);
}

.nat-intro.is-hidden {
    opacity: 0;
}

.nat-intro.is-booting {
    visibility: hidden;
    opacity: 1;
    transition: none;
}

.nat-intro[hidden],
html.nat-intro-seen .nat-intro {
    display: none !important;
}

.nat-intro.is-leaving {
    opacity: 0;
    transform: scale(1.025);
    pointer-events: none;
}

html.nat-intro-active .welcome-popup {
    display: none !important;
}

.nat-intro *,
.nat-intro *::before,
.nat-intro *::after {
    box-sizing: border-box;
}

.nat-intro button {
    font: inherit;
}

.nat-intro__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

.nat-intro__decor {
    position: absolute;
    display: block;
    max-width: none;
    user-select: none;
    -webkit-user-drag: none;
}

.nat-intro__moon {
    position: absolute;
    top: 7%;
    right: 6%;
    width: clamp(78px, 10vw, 148px);
    aspect-ratio: 1;
    border-radius: 50%;
    background:
        radial-gradient(circle at 36% 32%, rgba(255, 255, 255, 0.95) 0 9%, rgba(255, 255, 255, 0) 10%),
        radial-gradient(circle at 65% 62%, rgba(224, 155, 106, 0.22) 0 12%, rgba(255, 255, 255, 0) 13%),
        radial-gradient(circle at 42% 70%, rgba(224, 155, 106, 0.15) 0 8%, rgba(255, 255, 255, 0) 9%),
        radial-gradient(circle at 34% 34%, #fff9e9 0%, #ffe6bd 44%, #f8bf93 100%);
    box-shadow:
        0 0 34px 12px rgba(255, 211, 158, 0.24),
        0 0 100px 34px rgba(255, 176, 128, 0.16);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.nat-intro[data-theme="dark"] .nat-intro__moon {
    opacity: 1;
}

.nat-intro__decor--sparkles {
    top: 10%;
    left: 4%;
    width: 92%;
    opacity: 0.7;
    animation: nat-twinkle 5.5s ease-in-out infinite;
}

.nat-intro__decor--cloud-a {
    top: 8%;
    left: 7%;
    width: clamp(112px, 15vw, 210px);
    opacity: 0.52;
    animation: nat-cloud-drift 17s ease-in-out infinite;
}

.nat-intro__decor--cloud-b {
    top: 21%;
    right: 12%;
    width: clamp(78px, 10vw, 145px);
    opacity: 0.42;
    animation: nat-cloud-drift 21s ease-in-out -7s infinite reverse;
}

.nat-intro__decor--sakura-left {
    top: 3%;
    left: -4%;
    width: clamp(180px, 27vw, 400px);
    opacity: 0.94;
    transform-origin: 20% 10%;
    animation: nat-sway 9s ease-in-out infinite;
}

.nat-intro__decor--sakura-right {
    right: -3%;
    bottom: 42px;
    width: clamp(165px, 24vw, 370px);
    opacity: 0.92;
    transform-origin: 85% 70%;
    animation: nat-sway 11s ease-in-out -4s infinite reverse;
}

.nat-intro__decor--pagoda {
    top: 28%;
    right: 8%;
    width: clamp(78px, 10vw, 142px);
    opacity: 0.66;
    filter: drop-shadow(0 0 18px rgba(191, 123, 255, 0.24));
}

.nat-intro__decor--pagoda-left {
    top: 46%;
    left: 4%;
    width: clamp(64px, 8vw, 118px);
    opacity: 0;
    filter: drop-shadow(0 0 14px rgba(191, 123, 255, 0.24));
}

.nat-intro[data-theme="dark"] .nat-intro__decor--pagoda-left {
    opacity: 0.58;
}

.nat-intro__decor--mountain-left {
    bottom: 22px;
    left: -7%;
    width: min(52vw, 760px);
    opacity: 0.6;
}

.nat-intro__decor--mountain-right {
    right: -7%;
    bottom: 22px;
    width: min(52vw, 760px);
    opacity: 0.6;
}

.nat-intro[data-theme="dark"] .nat-intro__decor--mountain-left,
.nat-intro[data-theme="dark"] .nat-intro__decor--mountain-right {
    opacity: 0.72;
    filter: drop-shadow(0 0 22px rgba(140, 57, 209, 0.2));
}

.nat-intro__petals {
    position: absolute;
    inset: 0;
    z-index: 3;
    overflow: hidden;
    pointer-events: none;
}

.nat-intro__petal {
    position: absolute;
    top: -5%;
    left: var(--x, 50%);
    width: calc(11px * var(--scale, 1));
    height: calc(7px * var(--scale, 1));
    border-radius: 62% 22% 72% 34% / 58% 64% 38% 44%;
    background: linear-gradient(135deg, #ffd0e7 0%, #ff9ac9 45%, #ef6aa9 100%);
    box-shadow: 0 0 8px rgba(255, 143, 196, 0.4);
    opacity: 0.76;
    animation: nat-petal-fall var(--duration, 10s) linear var(--delay, 0s) infinite;
}

.nat-intro[data-theme="dark"] .nat-intro__petal {
    background: linear-gradient(135deg, #ffd7ee 0%, #ff9bd0 45%, #f45ba8 100%);
    box-shadow: 0 0 10px rgba(255, 122, 190, 0.5);
}

.nat-intro__scene {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    justify-items: center;
    align-items: center;
    gap: clamp(8px, 1.4vh, 18px);
    width: min(100%, 1200px);
    min-height: 100%;
    margin: 0 auto;
    padding: clamp(28px, 4vh, 48px) clamp(16px, 3vw, 32px) clamp(64px, 8.2vh, 84px);
    text-align: center;
}

.nat-intro__heading-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: clamp(3px, 0.7vh, 8px);
    width: 100%;
    max-width: 980px;
}

.nat-intro__title {
    max-width: 100%;
    margin: 0;
    color: var(--ni-text);
    font-family: "Chakra Petch", "Space Grotesk", system-ui, sans-serif;
    font-size: clamp(34px, 4.7vw, 66px);
    font-weight: 700;
    line-height: 1.04;
    letter-spacing: -0.035em;
    text-wrap: balance;
    text-shadow: 0 4px 22px rgba(129, 72, 177, 0.12);
}

.nat-intro[data-theme="dark"] .nat-intro__title {
    text-shadow: 0 3px 30px rgba(177, 100, 255, 0.3);
}

.nat-intro__title span {
    background: linear-gradient(100deg, #31c8e9 0%, #7d77ff 38%, #c25cff 68%, #f35cb5 100%);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    filter: drop-shadow(0 2px 10px rgba(168, 90, 255, 0.24));
}

.nat-intro__ornament {
    display: block;
    width: clamp(250px, 36vw, 460px);
    height: auto;
    margin: 0;
    opacity: 0.9;
}

.nat-intro__subtitle {
    margin: 0;
    color: var(--ni-muted);
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(14px, 1.45vw, 20px);
    font-style: italic;
    line-height: 1.5;
    text-wrap: balance;
}

.nat-intro__center {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: clamp(8px, 1.3vh, 16px);
    width: 100%;
    min-height: 0;
}

.nat-intro__art {
    position: relative;
    display: block;
    width: min(680px, 46vw, 62vh);
    aspect-ratio: 900 / 760;
    margin: 0;
    padding: 0;
    border: 0;
    outline: 0;
    background: none;
    color: inherit;
    cursor: pointer;
    filter: drop-shadow(0 24px 30px var(--ni-shadow));
    transition: transform 0.35s ease, filter 0.35s ease;
    -webkit-tap-highlight-color: transparent;
}

.nat-intro__art:hover {
    filter: drop-shadow(0 30px 36px var(--ni-shadow));
    transform: translateY(-4px);
}

.nat-intro__art:active {
    transform: translateY(-1px) scale(0.992);
}

.nat-intro__art:focus-visible {
    outline: none;
}

.nat-intro__stage {
    position: absolute;
    inset: 0;
    animation: nat-book-float 6.5s ease-in-out infinite;
}

.nat-intro__book,
.nat-intro__mascot,
.nat-intro__clouds,
.nat-intro__bookmark,
.nat-intro__sparkles {
    position: absolute;
    display: block;
    height: auto;
    user-select: none;
    -webkit-user-drag: none;
}

.nat-intro__clouds {
    bottom: -3%;
    left: -9%;
    z-index: 1;
    width: 118%;
    opacity: 0.94;
    filter: drop-shadow(0 12px 20px rgba(141, 79, 191, 0.13));
}

.nat-intro__book {
    top: 3%;
    left: -12%;
    z-index: 2;
    width: 124%;
    transform-origin: 50% 70%;
    transition: opacity 0.45s ease, transform 0.75s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.nat-intro__book--open {
    top: 8%;
    left: -4%;
    z-index: 3;
    width: 108%;
    opacity: 0;
    transform: translateY(8px) scale(0.88) rotate(-3deg);
}

.nat-intro__bookmark {
    top: 42%;
    left: 0;
    z-index: 4;
    width: 14%;
    transform: rotate(-7deg);
    transform-origin: 50% 8%;
    filter: drop-shadow(0 5px 8px rgba(86, 34, 116, 0.18));
    transition: opacity 0.4s ease, transform 0.6s ease;
}

.nat-intro__sparkles {
    top: -8%;
    left: -10%;
    z-index: 5;
    width: 120%;
    opacity: 0.84;
    mix-blend-mode: screen;
    animation: nat-twinkle 4.2s ease-in-out infinite;
}

.nat-intro__mascot {
    top: -3%;
    left: 34%;
    z-index: 6;
    width: 32%;
    filter: drop-shadow(0 9px 13px var(--ni-shadow));
    animation: nat-mascot-bob 3.4s ease-in-out infinite;
    transition: opacity 0.4s ease, transform 0.6s ease;
}

.nat-intro__stage::after {
    content: "";
    position: absolute;
    inset: 8%;
    z-index: 9;
    border-radius: 50%;
    background: radial-gradient(circle, #ffffff 0%, rgba(255, 240, 255, 0.68) 34%, rgba(255, 255, 255, 0) 68%);
    opacity: 0;
    pointer-events: none;
}

.nat-intro__actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    width: 100%;
    opacity: 0;
    transition: opacity 0.45s ease;
}

.nat-intro__hint {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    color: var(--ni-muted);
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(13px, 1.2vw, 16px);
    font-style: italic;
    line-height: 1.3;
}

.nat-intro__hint::before,
.nat-intro__hint::after {
    content: "";
    display: block;
    width: clamp(34px, 7vw, 92px);
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--ni-line));
}

.nat-intro__hint::after {
    background: linear-gradient(90deg, var(--ni-line), transparent);
}

.nat-intro__hint svg {
    width: 20px;
    height: 20px;
    flex: none;
    color: var(--ni-accent);
}

.nat-intro__footer {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 4;
    height: clamp(48px, 6.4vh, 68px);
    background-position: bottom center;
    background-repeat: no-repeat;
    background-size: 100% 100%;
    pointer-events: none;
}

.nat-intro__prelude {
    position: absolute;
    inset: 0;
    z-index: 7;
    display: grid;
    place-items: center;
    pointer-events: none;
    transition: opacity 0.55s ease, visibility 0.55s ease;
}

.nat-intro.is-revealing .nat-intro__prelude {
    opacity: 0;
    visibility: hidden;
}

.nat-intro__prelude-inner {
    position: relative;
    width: 100%;
    height: 100%;
}

.nat-intro__prelude-copy {
    position: absolute;
    top: 36%;
    left: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.12em;
    width: min(92vw, 900px);
    transform: translate(-50%, -50%);
    transition: opacity 0.4s ease, transform 0.5s ease;
}

.nat-intro.is-cloud-away .nat-intro__prelude-copy {
    opacity: 0;
    transform: translate(-50%, -68%);
}

.nat-intro__prelude-line {
    margin: 0;
    font-family: "Chakra Petch", "Space Grotesk", system-ui, sans-serif;
    font-weight: 700;
    line-height: 0.98;
    letter-spacing: -0.035em;
    white-space: nowrap;
}

.nat-intro__prelude-line--one {
    color: var(--ni-text);
    font-size: clamp(38px, 5.2vw, 68px);
    opacity: 0.86;
}

.nat-intro__prelude-line--two {
    background: linear-gradient(100deg, #31c8e9 0%, #7d77ff 38%, #c25cff 68%, #f35cb5 100%);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    font-size: clamp(48px, 6.4vw, 88px);
    filter: drop-shadow(0 4px 20px rgba(168, 90, 255, 0.24));
}

.nat-intro__prelude-text {
    display: inline;
}

.nat-intro__caret {
    display: none;
    width: 3px;
    height: 0.78em;
    margin-left: 4px;
    border-radius: 2px;
    background: var(--ni-text);
    vertical-align: -0.02em;
    animation: nat-caret 0.72s steps(1) infinite;
}

.nat-intro__prelude-line--two .nat-intro__caret {
    background: var(--ni-accent);
}

.nat-intro__prelude-line.is-typing .nat-intro__caret {
    display: inline-block;
}

.nat-intro__prelude-cloud {
    position: absolute;
    top: 61%;
    left: 50%;
    width: min(92vw, 780px);
    opacity: 0.92;
    transform: translate(-50%, -50%);
    filter: drop-shadow(0 16px 30px rgba(128, 69, 178, 0.18));
    animation: nat-prelude-cloud-float 6s ease-in-out infinite;
    transition: transform 1s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.85s ease;
}

.nat-intro.is-cloud-away .nat-intro__prelude-cloud {
    opacity: 0.28;
    transform: translate(-50%, -50%) translateX(38vw) translateY(2vh) scale(0.86);
}

.nat-intro__prelude-mascot {
    position: absolute;
    top: 59%;
    left: 50%;
    width: clamp(150px, 20vw, 230px);
    opacity: 0;
    transform: translate(-50%, -50%) translateY(40px) scale(0.6);
    filter: drop-shadow(0 18px 24px var(--ni-shadow));
    transition: opacity 0.5s ease, transform 0.85s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.nat-intro.is-cloud-away .nat-intro__prelude-mascot {
    opacity: 1;
    transform: translate(-50%, -50%) translateY(0) scale(1);
}

.nat-intro.is-revealing .nat-intro__prelude-mascot {
    opacity: 0;
    transform: translate(-50%, -50%) translateY(-150px) scale(0.78);
    transition-delay: 0s;
}

.nat-intro__prelude-sparkles {
    position: absolute;
    top: 59%;
    left: 50%;
    width: min(82vw, 560px);
    height: auto;
    opacity: 0;
    transform: translate(-50%, -50%);
    transition: opacity 0.55s ease;
    animation: nat-twinkle 3.8s ease-in-out infinite;
}

.nat-intro.is-cloud-away .nat-intro__prelude-sparkles {
    opacity: 0.92;
}

.nat-intro__heading-block {
    opacity: 0;
    transform: translateY(-16px);
}

.nat-intro__center {
    opacity: 0;
    transform: translateY(24px) scale(0.985);
}

.nat-intro:not(.is-revealed) .nat-intro__art {
    pointer-events: none;
}

.nat-intro.is-revealed .nat-intro__actions {
    opacity: 1;
}

.nat-intro.is-revealing .nat-intro__heading-block {
    animation: nat-heading-in 0.9s ease 0.05s both;
}

.nat-intro.is-revealing .nat-intro__center {
    animation: nat-center-in 1.05s cubic-bezier(0.2, 0.8, 0.2, 1) 0.35s both;
}

.nat-intro.is-opening .nat-intro__mascot {
    animation: nat-mascot-jump 0.92s cubic-bezier(0.34, 1.45, 0.64, 1) forwards;
}

.nat-intro.is-opening .nat-intro__book--closed {
    opacity: 0;
    transform: translateY(8px) rotate(-8deg) scale(0.9);
}

.nat-intro.is-opening .nat-intro__book--open {
    opacity: 1;
    transform: translateY(0) scale(1.035);
    transition-delay: 0.24s;
}

.nat-intro.is-opening .nat-intro__bookmark {
    opacity: 0;
    transform: translate(-12px, 22px) rotate(-19deg);
}

.nat-intro.is-opening .nat-intro__stage::after {
    animation: nat-page-flash 0.95s ease 0.32s forwards;
}

@keyframes nat-mascot-bob {
    0%,
    100% {
        transform: translateY(0) rotate(-1deg);
    }
    50% {
        transform: translateY(-8px) rotate(1.5deg);
    }
}

@keyframes nat-book-float {
    0%,
    100% {
        translate: 0 0;
    }
    50% {
        translate: 0 -7px;
    }
}

@keyframes nat-mascot-jump {
    0% {
        opacity: 1;
        transform: translateY(0) rotate(0) scale(1);
    }
    32% {
        opacity: 1;
        transform: translateY(-52px) rotate(-8deg) scale(1.09);
    }
    68% {
        opacity: 1;
        transform: translateY(-112px) rotate(6deg) scale(0.94);
    }
    100% {
        opacity: 0;
        transform: translateY(-180px) rotate(15deg) scale(0.7);
    }
}

@keyframes nat-page-flash {
    0% {
        opacity: 0;
        transform: scale(0.62);
    }
    38% {
        opacity: 0.5;
    }
    100% {
        opacity: 0;
        transform: scale(1.45);
    }
}

@keyframes nat-cloud-drift {
    0%,
    100% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(18px);
    }
}

@keyframes nat-sway {
    0%,
    100% {
        rotate: -1deg;
    }
    50% {
        rotate: 1.5deg;
    }
}

@keyframes nat-twinkle {
    0%,
    100% {
        opacity: 0.58;
    }
    50% {
        opacity: 0.92;
    }
}

@keyframes nat-caret {
    0%,
    48% {
        opacity: 1;
    }
    49%,
    100% {
        opacity: 0;
    }
}

@keyframes nat-prelude-cloud-float {
    0%,
    100% {
        translate: 0 0;
    }
    50% {
        translate: 0 -9px;
    }
}

@keyframes nat-heading-in {
    from {
        opacity: 0;
        transform: translateY(-16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes nat-center-in {
    from {
        opacity: 0;
        transform: translateY(24px) scale(0.985);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes nat-petal-fall {
    0% {
        opacity: 0;
        transform: translate3d(0, -8vh, 0) rotate(0deg);
    }
    8% {
        opacity: 0.78;
    }
    85% {
        opacity: 0.66;
    }
    100% {
        opacity: 0;
        transform: translate3d(var(--drift, 30px), 112vh, 0) rotate(340deg);
    }
}

@media (max-width: 900px) {
    .nat-intro__scene {
        gap: 8px;
        padding-top: clamp(22px, 3vh, 36px);
        padding-bottom: 66px;
    }

    .nat-intro__title {
        font-size: clamp(30px, 8.5vw, 44px);
        line-height: 1.08;
    }

    .nat-intro__ornament {
        width: min(74vw, 340px);
    }

    .nat-intro__subtitle {
        max-width: 32ch;
        font-size: 14px;
    }

    .nat-intro__art {
        width: min(94vw, 580px);
    }

    .nat-intro__decor--sakura-left {
        top: 2%;
        left: -14%;
        width: 52vw;
    }

    .nat-intro__decor--sakura-right {
        right: -12%;
        bottom: 40px;
        width: 45vw;
    }

    .nat-intro__decor--pagoda {
        top: 25%;
        right: 2%;
        width: 72px;
    }

    .nat-intro__decor--pagoda-left {
        display: none;
    }

    .nat-intro__decor--mountain-left,
    .nat-intro__decor--mountain-right {
        width: 72vw;
    }

    .nat-intro__decor--cloud-a {
        top: 6%;
        left: 2%;
        width: 108px;
    }

    .nat-intro__decor--cloud-b {
        top: 20%;
        right: 4%;
        width: 82px;
    }

    .nat-intro__moon {
        top: 5%;
        right: 2%;
        width: 76px;
    }

    .nat-intro__prelude-copy {
        top: 34%;
    }

    .nat-intro__prelude-line--one {
        font-size: clamp(34px, 9vw, 52px);
    }

    .nat-intro__prelude-line--two {
        font-size: clamp(46px, 12vw, 70px);
    }

    .nat-intro__prelude-cloud {
        top: 62%;
        width: 108vw;
    }

    .nat-intro__prelude-mascot {
        top: 60%;
        width: clamp(140px, 38vw, 210px);
    }

    .nat-intro__prelude-sparkles {
        top: 60%;
        width: 94vw;
    }

    .nat-intro__hint {
        font-size: 12.5px;
    }

    .nat-intro__hint::before,
    .nat-intro__hint::after {
        width: 34px;
    }

    .nat-intro__footer {
        height: 50px;
    }
}

@media (max-width: 420px) {
    .nat-intro__scene {
        padding-right: 12px;
        padding-left: 12px;
    }

    .nat-intro__art {
        width: 96vw;
    }

}

@media (max-width: 600px) {
    .nat-intro__heading-block {
        width: fit-content;
        max-width: 100%;
        padding: 8px 14px 10px;
        border: 1px solid rgba(117, 90, 141, 0.16);
        border-radius: 12px;
        background: rgba(233, 220, 255, 0.72);
        box-shadow: 0 4px 16px rgba(59, 37, 84, 0.08);
    }

    .nat-intro[data-theme="dark"] .nat-intro__heading-block {
        border-color: rgba(216, 191, 234, 0.18);
        background: rgba(18, 13, 32, 0.62);
    }

    .nat-intro__title {
        font-size: clamp(22px, 6vw, 28px);
        line-height: 1.08;
    }

    .nat-intro__subtitle {
        font-size: clamp(11px, 3vw, 13px);
        line-height: 1.35;
    }
}

@media (max-height: 880px) and (min-width: 901px) {
    .nat-intro__scene {
        gap: 5px;
        padding-top: 18px;
        padding-bottom: 58px;
    }

    .nat-intro__title {
        font-size: clamp(30px, 3.7vw, 52px);
    }

    .nat-intro__subtitle {
        font-size: 15px;
    }

    .nat-intro__art {
        width: min(620px, 46vw, 60vh);
    }



    .nat-intro__footer {
        height: 46px;
    }
}

@media (max-height: 720px) and (max-width: 900px) {
    .nat-intro__scene {
        gap: 5px;
        padding-top: 14px;
        padding-bottom: 56px;
    }

    .nat-intro__title {
        font-size: clamp(26px, 7.5vw, 34px);
    }

    .nat-intro__ornament {
        width: min(64vw, 300px);
    }

    .nat-intro__subtitle {
        font-size: 12.5px;
    }

    .nat-intro__art {
        width: min(88vw, 60vh);
    }



    .nat-intro__footer {
        height: 44px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .nat-intro,
    .nat-intro *,
    .nat-intro *::before,
    .nat-intro *::after {
        animation: none !important;
        transition-duration: 0.01ms !important;
        transition-delay: 0ms !important;
    }

    .nat-intro__petals {
        display: none;
    }

    .nat-intro.is-revealing .nat-intro__heading-block,
    .nat-intro.is-revealing .nat-intro__center {
        opacity: 1;
        transform: none;
    }

    .nat-intro.is-revealed .nat-intro__actions {
        opacity: 1;
    }
}