:root {
    --navy: #0B2D5B;
    --purple: #7A3ED6;
    --cyan: #00A9E8;
    --light: #E9EEF5;
    --white: #FFFFFF;
    --text: #34445B;
    --muted: #718096;
    --border: #DFE6F0;
    --shadow: 0 18px 50px rgba(11, 45, 91, 0.09);
    --radius: 22px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 110px;
}

body {
    margin: 0;
    color: var(--navy);
    background: var(--white);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: min(1160px, calc(100% - 48px));
    margin-inline: auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid rgba(223, 230, 240, 0.9);
    backdrop-filter: blur(14px);
}

.header-inner {
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.brand {
    flex: 0 1 330px;
    min-width: 0;
}

.brand img {
    width: 100%;
    max-width: 330px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 25px;
    font-size: 14px;
    font-weight: 700;
}

.main-nav a {
    color: #52627A;
    transition: color 0.2s ease;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--purple);
}

.main-nav .nav-contact {
    padding: 11px 19px;
    color: var(--white);
    background: var(--navy);
    border-radius: 10px;
}

.main-nav .nav-contact:hover {
    color: var(--white);
    background: var(--purple);
}

.hero {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(ellipse at 85% 35%, rgba(0, 169, 232, 0.09), transparent 35%),
        radial-gradient(ellipse at 65% 85%, rgba(122, 62, 214, 0.08), transparent 35%),
        linear-gradient(135deg, #FFFFFF 0%, #F8FAFE 100%);
}

.hero-grid {
    min-height: 570px;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 40px;
    padding-block: 65px 85px;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.eyebrow,
.section-label {
    display: inline-block;
    color: var(--purple);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 2.4px;
    text-transform: uppercase;
}

.eyebrow span {
    color: var(--cyan);
    padding-inline: 5px;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

.hero h1 {
    margin: 23px 0;
    font-size: clamp(46px, 5.4vw, 72px);
    line-height: 1.07;
    letter-spacing: -3px;
    font-weight: 800;
}

.hero h1 span,
.intro-grid h2 span {
    color: var(--purple);
}

.hero-intro {
    max-width: 550px;
    margin-bottom: 30px;
    color: var(--text);
    font-size: 17px;
    line-height: 1.9;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 13px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    min-height: 49px;
    padding: 12px 20px;
    border: 1px solid transparent;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 700;
    transition: transform 0.2s ease, background 0.2s ease;
}

.button:hover {
    transform: translateY(-2px);
}

.button-primary {
    color: var(--white);
    background: linear-gradient(100deg, var(--navy), var(--purple));
    box-shadow: 0 10px 25px rgba(122, 62, 214, 0.19);
}

.button-secondary {
    color: var(--navy);
    background: var(--white);
    border-color: var(--border);
}

.hero-visual {
    position: relative;
    min-height: 390px;
    display: grid;
    place-items: center;
}

.orbit {
    position: absolute;
    border: 1px solid rgba(11, 45, 91, 0.13);
    border-radius: 50%;
    transform: rotate(-20deg);
}

.orbit-one {
    width: 340px;
    height: 340px;
}

.orbit-two {
    width: 260px;
    height: 260px;
    border-color: rgba(122, 62, 214, 0.24);
    transform: rotate(35deg);
}

.number-mark {
    position: relative;
    display: grid;
    place-items: center;
    width: 210px;
    height: 210px;
    border-radius: 50%;
    background: linear-gradient(140deg, var(--navy), #123D78 48%, var(--purple));
    box-shadow: 0 30px 70px rgba(11, 45, 91, 0.23);
}

.number-mark::before {
    content: "";
    position: absolute;
    inset: 10px;
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 50%;
}

.number-mark span {
    color: var(--white);
    font-size: 150px;
    line-height: 1;
    font-weight: 800;
    transform: translateY(-5px);
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 180px;
    padding: 13px 16px;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(223, 230, 240, 0.9);
    border-radius: 14px;
    box-shadow: var(--shadow);
}

.floating-card strong,
.floating-card small {
    display: block;
}

.floating-card strong {
    font-size: 13px;
}

.floating-card small {
    color: var(--muted);
    font-size: 10px;
}

.mini-dot {
    flex: 0 0 10px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.mini-dot.purple {
    background: var(--purple);
}

.mini-dot.cyan {
    background: var(--cyan);
}

.mini-dot.navy {
    background: var(--navy);
}

.card-ideas {
    top: 42px;
    right: 0;
}

.card-brands {
    bottom: 65px;
    left: 0;
}

.card-opportunities {
    right: 0;
    bottom: 8px;
}

.hero-bottom-line {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--navy), var(--purple), var(--cyan));
}

.section {
    padding-block: 100px;
}

.intro-section {
    background: var(--white);
}

.intro-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 90px;
}

.intro-grid h2,
.section-heading h2,
.websites-panel h2,
.contact-panel h2 {
    margin: 15px 0 0;
    font-size: clamp(30px, 3.3vw, 43px);
    line-height: 1.2;
    letter-spacing: -1.4px;
}

.intro-copy {
    color: var(--text);
    font-size: 16px;
}

.intro-copy p:last-child {
    margin-bottom: 0;
}

.activities-section {
    background: #F7F9FD;
}

.section-heading {
    max-width: 700px;
    margin: 0 auto 45px;
    text-align: center;
}

.section-heading h2 {
    margin-bottom: 15px;
}

.section-heading > p {
    color: var(--muted);
}

.activity-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}

.activity-card {
    padding: 30px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 8px 25px rgba(11, 45, 91, 0.035);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.activity-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.activity-icon {
    display: grid;
    place-items: center;
    width: 53px;
    height: 53px;
    margin-bottom: 25px;
    border-radius: 15px;
    color: var(--white);
    font-size: 15px;
    font-weight: 800;
}

.icon-purple {
    background: linear-gradient(135deg, var(--purple), #A47BE8);
}

.icon-cyan {
    background: linear-gradient(135deg, #008DCB, var(--cyan));
}

.icon-navy {
    background: linear-gradient(135deg, var(--navy), #245C9E);
}

.activity-card h3 {
    margin-bottom: 10px;
    font-size: 19px;
}

.activity-card p {
    margin-bottom: 0;
    color: var(--muted);
    font-size: 14px;
}

.websites-section {
    background: var(--white);
}

.websites-panel {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    padding: 55px 65px;
    background: linear-gradient(120deg, #F1F5FB, #F9F7FE);
    border: 1px solid var(--border);
    border-radius: 26px;
}

.websites-panel > div:first-child {
    max-width: 650px;
    position: relative;
    z-index: 1;
}

.websites-panel p,
.contact-panel p {
    max-width: 600px;
    margin: 18px 0 0;
    color: var(--text);
}

.websites-mark {
    flex: 0 0 auto;
    color: rgba(122, 62, 214, 0.12);
    font-size: 220px;
    font-weight: 800;
    line-height: 0.9;
}

.contact-section {
    padding-top: 20px;
    padding-bottom: 100px;
}

.contact-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 35px;
    padding: 55px 60px;
    color: var(--white);
    background: linear-gradient(110deg, var(--navy), #173D72 65%, #34216F);
    border-radius: 24px;
}

.contact-panel .section-label {
    color: #70D8FF;
}

.contact-panel p {
    color: rgba(255, 255, 255, 0.78);
}

.button-light {
    flex: 0 0 auto;
    color: var(--navy);
    background: var(--white);
}

.button-light:hover {
    background: var(--light);
}

.site-footer {
    background: #F7F9FC;
    border-top: 1px solid var(--border);
}

.footer-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 20px;
    padding-block: 45px;
}

.footer-brand {
    width: min(250px, 100%);
}

.footer-tagline {
    margin: 0;
    color: var(--muted);
    text-align: right;
    font-size: 13px;
    letter-spacing: 2px;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    color: var(--text);
    font-size: 13px;
}

.footer-links a:hover {
    color: var(--purple);
}

.footer-bottom {
    border-top: 1px solid var(--border);
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding-block: 17px;
    color: var(--muted);
    font-size: 11px;
}

.footer-bottom-inner p {
    margin: 0;
}

.footer-bottom-inner span {
    color: var(--purple);
}

a:focus-visible {
    outline: 3px solid var(--cyan);
    outline-offset: 4px;
    border-radius: 4px;
}

@media (max-width: 1000px) {
    .header-inner {
        flex-direction: column;
        justify-content: center;
        gap: 12px;
        padding-block: 16px;
    }

    .brand {
        flex-basis: auto;
        width: min(300px, 75%);
    }

    .main-nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px 20px;
    }

    .hero-grid {
        grid-template-columns: 1fr 0.85fr;
        gap: 15px;
    }

    .hero-visual {
        transform: scale(0.88);
    }

    .intro-grid {
        gap: 45px;
    }

    .activity-card {
        padding: 24px;
    }
}

@media (max-width: 720px) {
    html {
        scroll-padding-top: 155px;
    }

    .container {
        width: min(100% - 36px, 540px);
    }

    .header-inner {
        min-height: auto;
    }

    .main-nav {
        gap: 8px 15px;
        font-size: 12px;
    }

    .main-nav .nav-contact {
        padding: 7px 12px;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        padding-block: 65px 55px;
    }

    .hero h1 {
        font-size: clamp(43px, 12vw, 62px);
        letter-spacing: -2px;
    }

    .hero-intro {
        font-size: 15px;
    }

    .hero-visual {
        min-height: 330px;
        transform: scale(0.86);
        margin: -5px -20px;
    }

    .orbit-one {
        width: 300px;
        height: 300px;
    }

    .orbit-two {
        width: 235px;
        height: 235px;
    }

    .number-mark {
        width: 175px;
        height: 175px;
    }

    .number-mark span {
        font-size: 125px;
    }

    .floating-card {
        min-width: 155px;
        padding: 10px 12px;
    }

    .card-ideas {
        top: 15px;
    }

    .card-brands {
        bottom: 40px;
    }

    .section {
        padding-block: 65px;
    }

    .intro-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

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

    .activity-card {
        padding: 25px;
    }

    .section-heading {
        margin-bottom: 30px;
        text-align: left;
    }

    .websites-panel {
        padding: 35px 27px;
    }

    .websites-mark {
        position: absolute;
        right: 5px;
        bottom: 0;
        font-size: 150px;
    }

    .websites-panel > div:first-child {
        max-width: 90%;
    }

    .contact-panel {
        align-items: flex-start;
        flex-direction: column;
        padding: 35px 27px;
    }

    .footer-main {
        grid-template-columns: 1fr;
        padding-block: 35px;
    }

    .footer-tagline {
        text-align: left;
    }

    .footer-links {
        gap: 12px 18px;
    }

    .footer-bottom-inner {
        flex-direction: column;
        gap: 7px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}