:root {
    --bg-0: #071018;
    --bg-1: #0b1c2a;
    --bg-2: #10283c;
    --text: #e8f4ff;
    --text-soft: #a5bfd4;
    --accent: #58d1ff;
    --accent-2: #18a8e0;
    --card: rgba(12, 31, 46, 0.72);
    --card-border: rgba(120, 203, 243, 0.26);
    --danger: #ff5c5c;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at 85% 12%, rgba(59, 173, 221, 0.2), transparent 28%),
        radial-gradient(circle at 20% 4%, rgba(104, 230, 255, 0.15), transparent 20%),
        linear-gradient(165deg, var(--bg-0), var(--bg-1) 45%, var(--bg-2));
    min-height: 100vh;
}

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

.topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px clamp(14px, 3vw, 36px);
    background: rgba(5, 16, 25, 0.82);
    border-bottom: 1px solid rgba(136, 220, 255, 0.16);
    backdrop-filter: blur(10px);
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
}

.brand-mark {
    width: 30px;
    height: 30px;
    border-radius: 9px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #032131;
    display: grid;
    place-items: center;
    font-weight: 800;
}

.nav {
    display: flex;
    gap: clamp(10px, 2vw, 20px);
    color: var(--text-soft);
    flex-wrap: wrap;
    justify-content: flex-end;
}

.nav a {
    transition: color 0.2s ease;
}

.nav a:hover {
    color: var(--accent);
}

main {
    width: min(1120px, 94vw);
    margin: 26px auto 0;
}

.hero {
    display: block;
    margin-bottom: 34px;
}

.hero-copy,
.section,
.requirements-grid article,
.faq-list details {
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    backdrop-filter: blur(4px);
}

.hero-copy {
    padding: clamp(24px, 5vw, 52px);
}

.eyebrow {
    color: var(--accent);
    font-size: 0.9rem;
    margin-bottom: 8px;
    letter-spacing: 0.04em;
}

.hero-badge {
    display: inline-flex;
    border: 1px solid rgba(120, 203, 243, 0.24);
    background: rgba(11, 37, 58, 0.6);
    color: #9fdcff;
    border-radius: 999px;
    padding: 7px 14px;
    font-size: 0.84rem;
    margin-bottom: 16px;
}

.hero-centered {
    max-width: 980px;
    margin: 0 auto;
    text-align: center;
}

.hero h1 {
    font-size: clamp(2.2rem, 6vw, 4.8rem);
    line-height: 1.03;
    letter-spacing: -0.02em;
    margin: 0 auto 16px;
    max-width: 900px;
}

.hero p {
    color: var(--text-soft);
    line-height: 1.55;
    max-width: 780px;
    margin: 0 auto;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
    justify-content: center;
}

.hero-version {
    margin-top: 14px;
}

.hero-subtitle {
    font-size: clamp(1.05rem, 2.2vw, 1.4rem);
    color: #c7e6f8;
    margin-bottom: 10px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    border-radius: 10px;
    padding: 0 14px;
    font-weight: 600;
    border: 1px solid transparent;
    transition: transform 0.2s ease, filter 0.2s ease;
}

.btn:hover {
    transform: translateY(-2px);
    filter: brightness(1.05);
}

.btn-primary {
    background: linear-gradient(120deg, var(--accent), var(--accent-2));
    color: #032131;
}

.btn-ghost {
    border-color: var(--card-border);
    color: var(--text);
}

.section {
    padding: clamp(16px, 3vw, 28px);
    margin-bottom: 20px;
}

.section h2 {
    margin-bottom: 10px;
    font-size: clamp(1.4rem, 3vw, 2rem);
}

.section > p {
    color: var(--text-soft);
    line-height: 1.55;
}

.about-grid,
.requirements-grid {
    margin-top: 16px;
    display: grid;
    gap: 14px;
}

.about-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.about-grid article {
    background: rgba(7, 25, 38, 0.56);
    border: 1px solid rgba(122, 202, 240, 0.17);
    border-radius: 12px;
    padding: 14px;
}

.about-grid h3,
.requirements-grid h3 {
    margin-bottom: 6px;
}

.about-grid p,
.requirements-grid p,
.faq-list p {
    color: var(--text-soft);
    line-height: 1.45;
}

.section-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 10px;
}

.downloads-list-wrap {
    margin-top: 16px;
    display: grid;
    gap: 10px;
}

.downloads-list-head {
    display: grid;
    grid-template-columns: minmax(180px, 1fr) 120px 240px;
    gap: 10px;
    color: var(--text-soft);
    font-size: 0.84rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    padding: 0 8px;
}

.downloads-list {
    display: grid;
    gap: 10px;
}

.download-row {
    display: grid;
    grid-template-columns: minmax(180px, 1fr) 120px 240px;
    align-items: center;
    gap: 10px;
    border-radius: 12px;
    border: 1px solid rgba(120, 203, 243, 0.2);
    background: rgba(8, 23, 35, 0.85);
    padding: 12px;
}

.download-row.featured {
    border-color: rgba(255, 202, 97, 0.5);
    box-shadow: inset 0 0 0 1px rgba(255, 187, 0, 0.2);
}

.download-title {
    font-weight: 700;
    line-height: 1.2;
}

.download-meta {
    color: var(--text-soft);
    margin-top: 4px;
    font-size: 0.9rem;
}

.download-version {
    font-weight: 700;
    color: #b9e9ff;
}

.download-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

.btn-iso,
.btn-review,
.btn-paid {
    min-height: 36px;
    padding: 0 12px;
    border-radius: 8px;
    border: 1px solid transparent;
    font-weight: 700;
    font-size: 0.9rem;
}

.btn-iso {
    background: linear-gradient(120deg, #4bc6ff, #1697d6);
    color: #042234;
}

.btn-review {
    border-color: rgba(140, 217, 252, 0.3);
    color: var(--text);
    background: rgba(14, 39, 58, 0.8);
}

.btn-paid {
    background: linear-gradient(120deg, #f6c453, #d78a05);
    color: #241300;
    border-color: rgba(255, 216, 132, 0.55);
}

.release-detail {
    display: grid;
    gap: 18px;
}

.release-detail h1 {
    font-size: clamp(1.7rem, 4vw, 2.5rem);
    line-height: 1.1;
}

.release-summary {
    color: var(--text-soft);
    line-height: 1.55;
}

.release-explainer {
    background: rgba(7, 25, 38, 0.56);
    border: 1px solid rgba(122, 202, 240, 0.17);
    border-radius: 12px;
    padding: 14px;
    display: grid;
    gap: 8px;
}

.release-explainer h3 {
    margin-top: 4px;
    font-size: 1.03rem;
}

.release-explainer p {
    color: var(--text-soft);
    line-height: 1.45;
}

.release-specs {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.release-specs article {
    background: rgba(7, 25, 38, 0.56);
    border: 1px solid rgba(122, 202, 240, 0.17);
    border-radius: 12px;
    padding: 14px;
}

.release-specs h3 {
    margin-bottom: 6px;
}

.release-specs p {
    color: var(--text-soft);
}

.release-notes {
    background: rgba(7, 25, 38, 0.56);
    border: 1px solid rgba(122, 202, 240, 0.17);
    border-radius: 12px;
    padding: 14px;
}

.release-notes h2 {
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.release-notes ul {
    padding-left: 20px;
    color: var(--text-soft);
    display: grid;
    gap: 8px;
}

.release-cta-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.release-downloads {
    display: grid;
    justify-items: center;
    gap: 10px;
    margin-top: 6px;
    padding-top: 16px;
    border-top: 1px solid rgba(122, 202, 240, 0.2);
}

.release-links-title {
    font-size: 1.05rem;
    font-weight: 700;
}

.release-links-subtitle {
    color: var(--text-soft);
    font-size: 0.9rem;
    text-align: center;
}

.release-downloads .release-cta-row .btn {
    min-width: 140px;
}

.release-review-btn {
    min-width: 170px;
}

.install-section {
    text-align: center;
}

.install-section > p {
    max-width: 760px;
    margin: 0 auto;
}

.install-video-wrap {
    width: min(900px, 100%);
    margin: 18px auto 0;
    aspect-ratio: 16 / 9;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(122, 202, 240, 0.22);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.install-video-wrap iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

.requirements-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.requirements-grid article {
    padding: 14px;
}

.faq-list {
    display: grid;
    gap: 10px;
}

.faq-list details {
    padding: 12px 14px;
}

.faq-list summary {
    cursor: pointer;
    font-weight: 600;
}

.faq-list p {
    padding-top: 10px;
}

.footer {
    width: min(1120px, 94vw);
    margin: 12px auto 24px;
    background: rgba(7, 17, 26, 0.9);
    border: 1px solid rgba(112, 199, 240, 0.2);
    border-radius: 16px;
    padding: 18px;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.footer-col {
    display: grid;
    gap: 6px;
}

.footer-col h3 {
    margin-bottom: 2px;
}

.footer-col p,
.footer-col a,
.footer-bottom p {
    color: var(--text-soft);
}

.footer-col a:hover {
    color: var(--accent);
}

.footer-bottom {
    grid-column: 1 / -1;
    border-top: 1px solid rgba(130, 209, 248, 0.2);
    padding-top: 10px;
}

@media (max-width: 980px) {
    .requirements-grid {
        grid-template-columns: 1fr 1fr;
    }

    .release-specs {
        grid-template-columns: 1fr 1fr;
    }

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

@media (max-width: 760px) {
    .topbar {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .nav {
        width: 100%;
        justify-content: flex-start;
    }

    .downloads-list-head {
        display: none;
    }

    .download-row {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .download-actions {
        justify-content: flex-start;
        flex-wrap: wrap;
    }

    .download-actions a {
        flex: 1;
        min-width: 130px;
        text-align: center;
    }

    .requirements-grid,
    .footer {
        grid-template-columns: 1fr;
    }

    .release-specs {
        grid-template-columns: 1fr;
    }

    .release-downloads {
        width: 100%;
    }

    .release-downloads .release-cta-row {
        width: 100%;
    }

    .release-downloads .release-cta-row .btn,
    .release-review-btn {
        width: auto;
    }
}

.btn-iso.mediafire {
    background: #156fc9;
    color: #ffffff !important;
    min-width: 220px;
    min-height: 34px;
    border-radius: 4px;
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0;
    border: 0;
    box-shadow: none;
    transform: none;
    filter: none;
}

.btn-iso.mediafire:hover {
    background: #1a7ae0;
    box-shadow: 0 0 0 1px rgba(126, 193, 255, 0.35);
    transform: none;
    filter: none;
}

.btn-iso.mediafire:active {
    background: #115fb0;
    outline: none;
    transform: none;
    filter: none;
}

.btn-iso.gofile {
    background: rgba(252, 212, 28, 0.75);
    color: #000 !important;
    font-weight: 600;
}

.btn-iso.gofile:hover {
    background: rgba(252, 212, 28, 0.4);
}

.btn-iso.gofile:active {
    background: rgba(252, 212, 28, 0.2);
    outline: 3px solid rgba(252, 212, 28, 0.5);
}

@media (max-width: 760px) {
    .release-downloads .release-cta-row .btn-iso.mediafire {
        width: auto;
        min-width: 180px;
    }
}