:root {
    --background: #fffaf4;
    --background-soft: #fff2e5;
    --surface: #ffffff;

    --text-main: #33273c;
    --text-soft: #74667c;

    --purple: #8a67dd;
    --purple-dark: #6847bb;
    --pink: #ff82ae;
    --yellow: #ffd166;
    --blue: #76ccef;
    --green: #8fd6a3;

    --border: rgba(67, 45, 77, 0.1);

    --shadow-small:
        0 14px 36px rgba(83, 57, 96, 0.1);

    --shadow-large:
        0 32px 90px rgba(83, 57, 96, 0.17);

    --page-width: 1180px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    min-width: 320px;
    overflow-x: hidden;
    font-family:
        Inter,
        ui-rounded,
        "SF Pro Rounded",
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    color: var(--text-main);
    background: var(--background);
}

body.menu-open,
body.modal-open {
    overflow: hidden;
}

img {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

.site-header {
    position: fixed;
    top: 18px;
    left: 50%;
    z-index: 100;
    width: min(calc(100% - 32px), 1120px);
    min-height: 72px;
    padding: 10px 12px 10px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transform: translateX(-50%);
    border: 1px solid rgba(255, 255, 255, 0.82);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.74);
    box-shadow: var(--shadow-small);
    backdrop-filter: blur(20px);
    transition:
        background 0.3s ease,
        box-shadow 0.3s ease;
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 18px 45px rgba(65, 43, 75, 0.15);
}

.brand {
    display: flex;
    align-items: center;
    gap: 11px;
    text-decoration: none;
}

.brand-logo {
    width: 44px;
    height: 44px;
    object-fit: contain;
}

.brand-name {
    font-size: 1.06rem;
    font-weight: 850;
    letter-spacing: -0.02em;
}

.desktop-navigation {
    display: flex;
    align-items: center;
    gap: 5px;
}

.desktop-navigation a {
    padding: 12px 15px;
    border-radius: 14px;
    color: var(--text-soft);
    font-size: 0.9rem;
    font-weight: 750;
    text-decoration: none;
    transition:
        color 0.2s ease,
        background 0.2s ease;
}

.desktop-navigation a:hover {
    color: var(--purple-dark);
    background: rgba(138, 103, 221, 0.1);
}

.menu-button {
    display: none;
    width: 48px;
    height: 48px;
    border: 0;
    border-radius: 15px;
    background: var(--background-soft);
    cursor: pointer;
}

.menu-button span {
    display: block;
    width: 20px;
    height: 2px;
    margin: 4px auto;
    border-radius: 999px;
    background: var(--text-main);
    transition:
        transform 0.25s ease,
        opacity 0.25s ease;
}

.menu-button.active span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.menu-button.active span:nth-child(2) {
    opacity: 0;
}

.menu-button.active span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

.mobile-navigation {
    display: none;
}

.hero {
    position: relative;
    min-height: 100vh;
    padding: 145px max(24px, calc((100% - var(--page-width)) / 2)) 100px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(330px, 0.75fr);
    align-items: center;
    gap: clamp(50px, 8vw, 110px);
    overflow: hidden;
    background:
        radial-gradient(
            circle at 10% 18%,
            rgba(255, 209, 102, 0.42),
            transparent 27%
        ),
        radial-gradient(
            circle at 88% 19%,
            rgba(118, 204, 239, 0.3),
            transparent 29%
        ),
        radial-gradient(
            circle at 70% 88%,
            rgba(255, 130, 174, 0.23),
            transparent 28%
        ),
        linear-gradient(180deg, #fffaf4 0%, #fff1e9 100%);
}

.hero-content,
.hero-image {
    position: relative;
    z-index: 5;
}

.app-icon-wrapper {
    width: 108px;
    height: 108px;
    margin-bottom: 27px;
    padding: 10px;
    border: 1px solid rgba(255, 255, 255, 0.9);
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.75);
    box-shadow: var(--shadow-small);
    backdrop-filter: blur(15px);
}

.app-icon {
    width: 100%;
    height: 100%;
    border-radius: 22px;
    object-fit: cover;
}

.eyebrow,
.section-label {
    margin-bottom: 14px;
    color: var(--purple-dark);
    font-size: 0.76rem;
    font-weight: 900;
    letter-spacing: 0.17em;
    text-transform: uppercase;
}

.hero h1 {
    max-width: 680px;
    font-size: clamp(4.5rem, 8vw, 7.6rem);
    line-height: 0.88;
    letter-spacing: -0.075em;
}

.hero h1 span {
    display: block;
    margin-top: 14px;
    color: var(--purple);
    font-size: 0.44em;
    line-height: 1.05;
    letter-spacing: -0.05em;
}

.hero-description {
    max-width: 620px;
    margin: 28px 0 33px;
    color: var(--text-soft);
    font-size: clamp(1rem, 2vw, 1.18rem);
    line-height: 1.72;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.primary-button,
.secondary-button,
.google-play-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-weight: 850;
    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease;
}

.primary-button {
    min-height: 58px;
    padding: 0 24px;
    gap: 12px;
    border-radius: 19px;
    color: #ffffff;
    background: linear-gradient(135deg, var(--purple), var(--pink));
    box-shadow: 0 16px 34px rgba(104, 71, 187, 0.29);
}

.secondary-button {
    min-height: 58px;
    padding: 0 23px;
    border: 1px solid var(--border);
    border-radius: 19px;
    background: rgba(255, 255, 255, 0.7);
    color: var(--text-main);
}

.primary-button:hover,
.secondary-button:hover {
    transform: translateY(-4px);
}

.hero-highlights {
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
}

.hero-highlights span {
    padding: 9px 13px;
    border: 1px solid rgba(255, 255, 255, 0.85);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.62);
    color: var(--text-soft);
    font-size: 0.79rem;
    font-weight: 750;
    backdrop-filter: blur(12px);
}

.hero-image {
    min-height: 630px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.phone-mockup {
    position: relative;
    z-index: 3;
    width: min(100%, 340px);
    padding: 13px;
    border: 2px solid rgba(255, 255, 255, 0.85);
    border-radius: 48px;
    background: #342c3a;
    box-shadow:
        0 40px 90px rgba(75, 49, 88, 0.28),
        inset 0 0 0 2px rgba(255, 255, 255, 0.08);
    transform: rotate(3deg);
    animation: phoneFloat 5s ease-in-out infinite;
}

.phone-mockup img {
    width: 100%;
    border-radius: 37px;
}

.phone-speaker {
    position: absolute;
    top: 19px;
    left: 50%;
    z-index: 5;
    width: 80px;
    height: 20px;
    border-radius: 999px;
    background: #342c3a;
    transform: translateX(-50%);
}

.floating-card {
    position: absolute;
    z-index: 4;
    width: 94px;
    height: 118px;
    display: grid;
    place-items: center;
    border: 5px solid #ffffff;
    border-radius: 24px;
    background: linear-gradient(145deg, #ffffff, #fff1f7);
    box-shadow: var(--shadow-large);
    font-size: 2.8rem;
    animation: cardFloat 5s ease-in-out infinite;
}

.floating-card-one {
    top: 10%;
    left: 0;
    transform: rotate(-12deg);
}

.floating-card-two {
    right: -3%;
    bottom: 18%;
    transform: rotate(12deg);
    animation-delay: -1.8s;
}

.floating-card-three {
    bottom: 3%;
    left: 8%;
    transform: rotate(-5deg);
    animation-delay: -3.2s;
}

.hero-decoration {
    position: absolute;
    border-radius: 50%;
    filter: blur(1px);
    opacity: 0.65;
}

.decoration-one {
    top: 16%;
    left: 5%;
    width: 68px;
    height: 68px;
    background: var(--yellow);
}

.decoration-two {
    top: 20%;
    right: 6%;
    width: 82px;
    height: 82px;
    background: var(--blue);
}

.decoration-three {
    bottom: 14%;
    left: 42%;
    width: 58px;
    height: 58px;
    background: var(--pink);
}

.intro-section {
    padding: 80px 24px 120px;
    background: var(--surface);
}

.intro-card {
    width: min(100%, 960px);
    margin: 0 auto;
    padding: clamp(42px, 7vw, 80px);
    border-radius: 40px;
    background:
        radial-gradient(
            circle at 90% 10%,
            rgba(255, 209, 102, 0.55),
            transparent 27%
        ),
        linear-gradient(135deg, #ece3ff, #ffe4ef);
    text-align: center;
}

.intro-card h2,
.section-heading h2,
.themes-content h2,
.parents-card h2,
.download-content h2 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    line-height: 1;
    letter-spacing: -0.055em;
}

.intro-card > p:last-child {
    max-width: 690px;
    margin: 24px auto 0;
    color: var(--text-soft);
    font-size: 1.05rem;
    line-height: 1.75;
}

.features-section {
    padding: 120px 24px;
    background: var(--background);
}

.section-heading {
    width: min(100%, 750px);
    margin: 0 auto 58px;
    text-align: center;
}

.section-heading > p:last-child {
    max-width: 620px;
    margin: 20px auto 0;
    color: var(--text-soft);
    font-size: 1.03rem;
    line-height: 1.7;
}

.features-grid {
    width: min(100%, var(--page-width));
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.feature-card {
    padding: 32px;
    border: 1px solid var(--border);
    border-radius: 29px;
    background: var(--surface);
    box-shadow: var(--shadow-small);
    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-7px);
    box-shadow: var(--shadow-large);
}

.feature-icon {
    width: 62px;
    height: 62px;
    margin-bottom: 23px;
    display: grid;
    place-items: center;
    border-radius: 20px;
    background: var(--background-soft);
    font-size: 1.7rem;
}

.feature-card h3 {
    margin-bottom: 11px;
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--text-soft);
    line-height: 1.65;
}

.themes-section {
    padding: 130px max(24px, calc((100% - var(--page-width)) / 2));
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(330px, 0.8fr);
    align-items: center;
    gap: clamp(50px, 9vw, 120px);
    overflow: hidden;
    background: #fff0e7;
}

.themes-content > p:not(.section-label) {
    max-width: 610px;
    margin-top: 22px;
    color: var(--text-soft);
    font-size: 1.03rem;
    line-height: 1.72;
}

.theme-list {
    margin-top: 28px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.theme-list span {
    padding: 11px 14px;
    border: 1px solid rgba(92, 61, 101, 0.1);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.72);
    color: var(--text-soft);
    font-size: 0.84rem;
    font-weight: 750;
}

.themes-visual {
    position: relative;
    min-height: 490px;
}

.theme-card {
    position: absolute;
    width: 170px;
    height: 220px;
    display: grid;
    place-items: center;
    border: 8px solid #ffffff;
    border-radius: 34px;
    box-shadow: var(--shadow-large);
    font-size: 4.6rem;
}

.card-one {
    top: 20px;
    left: 10%;
    z-index: 3;
    background: #ffe493;
    transform: rotate(-12deg);
}

.card-two {
    top: 85px;
    right: 8%;
    z-index: 4;
    background: #c9efcd;
    transform: rotate(11deg);
}

.card-three {
    bottom: 5px;
    left: 19%;
    z-index: 5;
    background: #cbdcff;
    transform: rotate(8deg);
}

.card-four {
    right: 14%;
    bottom: 0;
    z-index: 2;
    background: #f9c9dd;
    transform: rotate(-8deg);
}

.screenshots-section {
    padding: 120px 24px;
    background: var(--surface);
}

.screenshots-grid {
    width: min(100%, 1050px);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.screenshot-card {
    position: relative;
    overflow: hidden;
    padding: 0;
    border: 0;
    border-radius: 30px;
    background: var(--background-soft);
    box-shadow: var(--shadow-large);
    cursor: zoom-in;
    transition: transform 0.3s ease;
}

.screenshot-card:hover {
    transform: translateY(-8px);
}

.screenshot-card img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.parents-section {
    padding: 70px 24px 120px;
    background: var(--surface);
}

.parents-card {
    width: min(100%, var(--page-width));
    margin: 0 auto;
    padding: clamp(35px, 6vw, 70px);
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 34px;
    border-radius: 40px;
    background:
        radial-gradient(
            circle at 90% 10%,
            rgba(143, 214, 163, 0.62),
            transparent 28%
        ),
        linear-gradient(135deg, #dcf3ff, #eef9e6);
}

.parents-icon {
    width: 105px;
    height: 105px;
    display: grid;
    place-items: center;
    border-radius: 32px;
    background: rgba(255, 255, 255, 0.8);
    box-shadow: var(--shadow-small);
    font-size: 3rem;
}

.parents-card p:not(.section-label) {
    max-width: 690px;
    margin-top: 20px;
    color: var(--text-soft);
    line-height: 1.72;
}

.download-section {
    padding: 130px 24px;
    background:
        radial-gradient(
            circle at 20% 20%,
            rgba(255, 209, 102, 0.35),
            transparent 25%
        ),
        radial-gradient(
            circle at 80% 80%,
            rgba(118, 204, 239, 0.28),
            transparent 30%
        ),
        linear-gradient(135deg, #f2eaff, #ffe9f1);
}

.download-content {
    width: min(100%, 760px);
    margin: 0 auto;
    text-align: center;
}

.download-icon {
    width: 104px;
    height: 104px;
    margin: 0 auto 25px;
    border-radius: 27px;
    box-shadow: var(--shadow-large);
}

.download-content > p:not(.section-label) {
    max-width: 620px;
    margin: 22px auto 30px;
    color: var(--text-soft);
    font-size: 1.04rem;
    line-height: 1.72;
}

.google-play-button {
    min-height: 64px;
    padding: 9px 22px;
    gap: 15px;
    border-radius: 18px;
    color: #ffffff;
    background: #201d24;
    box-shadow: 0 16px 35px rgba(42, 32, 47, 0.25);
}

.google-play-button:hover {
    transform: translateY(-4px);
    box-shadow: 0 22px 44px rgba(42, 32, 47, 0.32);
}

.google-play-symbol {
    font-size: 1.8rem;
}

.google-play-button span:last-child {
    display: flex;
    align-items: flex-start;
    flex-direction: column;
}

.google-play-button small {
    font-size: 0.68rem;
    line-height: 1;
}

.google-play-button strong {
    margin-top: 3px;
    font-size: 1.3rem;
    line-height: 1;
}

.site-footer {
    padding: 48px max(24px, calc((100% - var(--page-width)) / 2));
    background: #fffaf4;
}

.footer-main {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
}

.footer-brand img {
    width: 54px;
    height: 54px;
    object-fit: contain;
}

.footer-brand div {
    display: flex;
    flex-direction: column;
}

.footer-brand strong {
    font-size: 1.04rem;
}

.footer-brand span {
    margin-top: 3px;
    color: var(--text-soft);
    font-size: 0.83rem;
}

.footer-navigation {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 18px;
}

.footer-navigation a {
    color: var(--text-soft);
    font-size: 0.86rem;
    font-weight: 750;
    text-decoration: none;
}

.footer-navigation a:hover,
.footer-bottom a:hover {
    color: var(--purple-dark);
}

.footer-bottom {
    margin-top: 30px;
    padding-top: 26px;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    border-top: 1px solid var(--border);
    color: var(--text-soft);
    font-size: 0.8rem;
}

.footer-bottom a {
    color: var(--text-soft);
    text-decoration: none;
}

.image-modal {
    position: fixed;
    inset: 0;
    z-index: 500;
    padding: 30px;
    display: flex;
    visibility: hidden;
    align-items: center;
    justify-content: center;
    background: rgba(25, 17, 29, 0.88);
    opacity: 0;
    backdrop-filter: blur(12px);
    pointer-events: none;
    transition:
        opacity 0.25s ease,
        visibility 0.25s ease;
}

.image-modal.active {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
}

.image-modal img {
    max-width: min(420px, 90vw);
    max-height: 90vh;
    border-radius: 28px;
    box-shadow: 0 30px 90px rgba(0, 0, 0, 0.45);
}

.modal-close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 52px;
    height: 52px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: #ffffff;
    background: rgba(255, 255, 255, 0.12);
    font-size: 2rem;
    cursor: pointer;
}

@keyframes phoneFloat {
    0%,
    100% {
        transform: translateY(0) rotate(3deg);
    }

    50% {
        transform: translateY(-13px) rotate(1deg);
    }
}

@keyframes cardFloat {
    0%,
    100% {
        translate: 0 0;
    }

    50% {
        translate: 0 -14px;
    }
}

@media (max-width: 950px) {
    .desktop-navigation {
        display: none;
    }

    .menu-button {
        display: block;
    }

    .mobile-navigation {
        position: absolute;
        top: calc(100% + 10px);
        right: 0;
        left: 0;
        padding: 12px;
        display: grid;
        gap: 4px;
        visibility: hidden;
        border: 1px solid rgba(255, 255, 255, 0.9);
        border-radius: 22px;
        background: rgba(255, 255, 255, 0.97);
        box-shadow: var(--shadow-large);
        opacity: 0;
        transform: translateY(-10px);
        pointer-events: none;
        transition:
            opacity 0.25s ease,
            transform 0.25s ease,
            visibility 0.25s ease;
    }

    .mobile-navigation.active {
        visibility: visible;
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }

    .mobile-navigation a {
        padding: 15px;
        border-radius: 14px;
        color: var(--text-soft);
        font-weight: 800;
        text-decoration: none;
    }

    .mobile-navigation a:hover {
        color: var(--purple-dark);
        background: var(--background-soft);
    }

    .hero,
    .themes-section {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 145px;
        text-align: center;
    }

    .app-icon-wrapper {
        margin-right: auto;
        margin-left: auto;
    }

    .hero h1,
    .hero-description {
        margin-right: auto;
        margin-left: auto;
    }

    .hero-actions,
    .hero-highlights {
        justify-content: center;
    }

    .hero-image {
        min-height: 600px;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .themes-content {
        text-align: center;
    }

    .themes-content > p:not(.section-label) {
        margin-right: auto;
        margin-left: auto;
    }

    .theme-list {
        justify-content: center;
    }

    .themes-visual {
        width: min(100%, 600px);
        margin: 0 auto;
    }

    .footer-main,
    .footer-bottom {
        align-items: center;
        flex-direction: column;
        text-align: center;
    }

    .footer-navigation {
        justify-content: center;
    }
}

@media (max-width: 650px) {
    .site-header {
        top: 10px;
        width: calc(100% - 20px);
        min-height: 64px;
        padding: 8px 8px 8px 15px;
        border-radius: 20px;
    }

    .brand-logo {
        width: 39px;
        height: 39px;
    }

    .brand-name {
        font-size: 1rem;
    }

    .menu-button {
        width: 46px;
        height: 46px;
    }

    .hero {
        padding: 130px 18px 80px;
    }

    .hero h1 {
        font-size: clamp(4rem, 22vw, 5.6rem);
    }

    .hero h1 span {
        font-size: 0.4em;
    }

    .hero-actions {
        flex-direction: column;
    }

    .primary-button,
    .secondary-button {
        width: 100%;
    }

    .hero-image {
        min-height: 500px;
    }

    .phone-mockup {
        width: 270px;
        border-radius: 40px;
    }

    .phone-mockup img {
        border-radius: 30px;
    }

    .floating-card {
        width: 72px;
        height: 92px;
        border-width: 4px;
        border-radius: 20px;
        font-size: 2.2rem;
    }

    .floating-card-one {
        left: -5px;
    }

    .floating-card-two {
        right: -5px;
    }

    .intro-section,
    .features-section,
    .screenshots-section {
        padding: 85px 16px;
    }

    .intro-card {
        padding: 38px 23px;
        border-radius: 29px;
    }

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

    .feature-card {
        padding: 27px;
    }

    .themes-section {
        padding: 90px 16px;
    }

    .themes-visual {
        min-height: 420px;
    }

    .theme-card {
        width: 128px;
        height: 170px;
        border-width: 6px;
        border-radius: 27px;
        font-size: 3.3rem;
    }

    .screenshots-grid {
        grid-template-columns: 1fr;
        max-width: 350px;
    }

    .parents-section {
        padding: 55px 16px 90px;
    }

    .parents-card {
        padding: 34px 23px;
        grid-template-columns: 1fr;
        border-radius: 29px;
        text-align: center;
    }

    .parents-icon {
        margin: 0 auto;
    }

    .download-section {
        padding: 95px 18px;
    }

    .site-footer {
        padding: 42px 20px;
    }

    .footer-navigation {
        gap: 14px;
    }

    .image-modal {
        padding: 18px;
    }

    .modal-close {
        top: 14px;
        right: 14px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}