:root {
    --line: rgba(149, 178, 206, 0.18);
    --text: #f2f7ff;
    --muted: #a8b8ca;
    --accent: #67b8ff;
    --shadow: 0 24px 64px rgba(0, 0, 0, 0.35);
    --radius-xl: 28px;
    --radius-lg: 18px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-width: 320px;
    font-family: "Manrope", "Segoe UI", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(36, 117, 196, 0.26), transparent 34%),
        radial-gradient(circle at top right, rgba(230, 162, 79, 0.18), transparent 28%),
        linear-gradient(180deg, #061019 0%, #08111b 42%, #050b12 100%);
}

body::before,
body::after {
    content: "";
    position: fixed;
    pointer-events: none;
    z-index: 0;
    border-radius: 999px;
    filter: blur(12px);
}

body::before {
    top: 96px;
    right: 7%;
    width: 220px;
    height: 220px;
    background: rgba(85, 164, 255, 0.08);
}

body::after {
    bottom: 18%;
    left: 6%;
    width: 180px;
    height: 180px;
    background: rgba(230, 162, 79, 0.08);
}

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

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

.page-shell {
    position: relative;
    z-index: 1;
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 24px 0 28px;
}

.site-header,
.hero,
.intro-band,
.feature-section,
.download-section,
.site-footer {
    animation: rise-in 0.75s ease both;
}

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 26px;
    padding: 14px 18px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(8, 18, 30, 0.66);
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: "Space Grotesk", "Segoe UI", sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.brand-mark {
    width: 34px;
    height: 34px;
    border-radius: 10px;
}

.site-nav {
    display: inline-flex;
    align-items: center;
    gap: 18px;
    color: var(--muted);
    font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.text-link:hover,
.text-link:focus-visible {
    color: var(--text);
}

.hero {
    display: flex;
    flex-direction: column;
    gap: 26px;
    align-items: stretch;
    padding: 30px;
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    background:
        linear-gradient(140deg, rgba(14, 29, 46, 0.92), rgba(10, 18, 28, 0.88)),
        radial-gradient(circle at top left, rgba(103, 184, 255, 0.12), transparent 35%);
    box-shadow: var(--shadow);
}

.hero-copy {
    width: min(100%, 820px);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    text-align: left;
}

.eyebrow,
.kicker,
.download-tag {
    margin: 0 0 12px;
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.intro-card h2 {
    margin: 0;
    font-family: "Space Grotesk", "Segoe UI", sans-serif;
    line-height: 0.98;
    letter-spacing: -0.04em;
}

.hero h1 {
    font-size: clamp(2.5rem, 5.8vw, 4.7rem);
    max-width: 13ch;
}

.hero-text,
.intro-card p,
.feature-card p,
.download-card p,
.fine-print p,
.site-footer p,
.info-card p {
    color: var(--muted);
    line-height: 1.72;
}

.hero-text {
    max-width: 72ch;
    margin: 18px 0 0;
    font-size: 1.06rem;
}

.cta-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
    margin-top: 28px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 0 20px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 800;
    transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.button:hover,
.button:focus-visible {
    transform: translateY(-1px);
}

.button-primary {
    background: linear-gradient(180deg, #6fc2ff, #2d88e0);
    color: #04111c;
    box-shadow: 0 10px 28px rgba(49, 137, 223, 0.32);
}

.button-secondary {
    border-color: rgba(111, 194, 255, 0.36);
    background: rgba(12, 28, 44, 0.75);
}

.button-secondary:hover,
.button-secondary:focus-visible {
    border-color: rgba(111, 194, 255, 0.64);
    background: rgba(15, 35, 56, 0.95);
}

.button-block {
    width: 100%;
}

.text-link {
    display: inline-flex;
    align-items: center;
    min-height: 50px;
    font-weight: 700;
    color: var(--muted);
}

.window-chip {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 12px;
    border: 1px solid rgba(111, 194, 255, 0.2);
    border-radius: 999px;
    background: rgba(8, 23, 39, 0.62);
    color: #d9e8f8;
    font-size: 0.88rem;
}

.hero-panel {
    display: flex;
    justify-content: center;
}

.window-card {
    width: min(100%, 760px);
    padding: 18px;
    border: 1px solid rgba(111, 194, 255, 0.18);
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(15, 27, 43, 0.96), rgba(7, 14, 23, 0.96));
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    transform: rotate(2deg);
}

.window-topline {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}

.window-chip-muted {
    border-color: rgba(230, 162, 79, 0.24);
    background: rgba(45, 31, 15, 0.6);
}

.window-grid {
    display: grid;
    grid-template-columns: 0.8fr 0.8fr 1.2fr 1.55fr 1fr 1fr 1fr;
    gap: 1px;
    overflow: hidden;
    border-radius: 16px;
    background: rgba(129, 154, 177, 0.12);
}

.grid-head,
.grid-row {
    min-height: 40px;
    padding: 10px 12px;
    background: #0d1826;
    font-size: 0.86rem;
}

.grid-head {
    color: #9eb2c8;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.grid-row-connected {
    background: rgba(22, 63, 49, 0.95);
}

.meter {
    position: relative;
    display: inline-flex;
    width: 68px;
    height: 10px;
    margin-right: 8px;
    overflow: hidden;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    vertical-align: middle;
}

.meter-fill {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #6a8ff6, #6fc2ff);
}

.meter-fill-good,
.meter-fill-clean {
    background: linear-gradient(90deg, #56c07f, #7fe7a5);
}

.meter-fill-warn {
    background: linear-gradient(90deg, #d5963f, #f0c05c);
}

.meter-fill-crowded,
.meter-fill-hot {
    background: linear-gradient(90deg, #e27a59, #f4ac65);
}

.intro-band,
.feature-section,
.download-section {
    margin-top: 28px;
    padding: 28px;
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    background: rgba(9, 21, 35, 0.78);
    backdrop-filter: blur(14px);
    box-shadow: var(--shadow);
}

.intro-band {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 20px;
}

.intro-card {
    padding: 4px 4px 4px 2px;
}

.intro-card h2,
.section-heading h2 {
    font-size: clamp(2rem, 4vw, 3.3rem);
    max-width: 14ch;
}

.intro-card p {
    max-width: 62ch;
    margin-top: 18px;
}

.intro-points,
.feature-grid,
.download-grid {
    display: grid;
    gap: 16px;
}

.info-card,
.feature-card,
.download-card {
    padding: 22px;
    border: 1px solid rgba(149, 178, 206, 0.12);
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, rgba(15, 28, 44, 0.9), rgba(10, 17, 27, 0.82));
}

.info-card h3,
.feature-card h3,
.download-card h3 {
    margin: 0;
    font-family: "Space Grotesk", "Segoe UI", sans-serif;
    font-size: 1.22rem;
}

.info-card p,
.feature-card p,
.download-card p {
    margin: 12px 0 0;
}

.section-heading {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 18px;
}

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

.download-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.download-card-featured {
    border-color: rgba(111, 194, 255, 0.38);
    background: linear-gradient(180deg, rgba(19, 42, 66, 0.94), rgba(10, 18, 29, 0.92));
}

.fine-print {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-top: 18px;
}

.fine-print p,
.site-footer p {
    margin: 0;
}

.site-footer {
    margin-top: 30px;
    padding: 0 10px;
    color: var(--muted);
    text-align: center;
}

@keyframes rise-in {
    from {
        opacity: 0;
        transform: translateY(18px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 1040px) {
    .intro-band {
        grid-template-columns: 1fr;
    }

    .window-card {
        width: 100%;
        transform: none;
    }

    .feature-grid,
    .download-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 780px) {
    .hero-panel {
        display: none;
    }

    .page-shell {
        width: min(100% - 18px, 100%);
        padding: 12px 0 22px;
    }

    .site-header {
        flex-direction: column;
        align-items: stretch;
        padding: 16px;
        border-radius: 24px;
    }
    .site-nav,
    .cta-row {
        flex-direction: column;
        align-items: stretch;
    }

    .site-nav {
        gap: 10px;
    }

    .hero,
    .intro-band,
    .feature-section,
    .download-section {
        padding: 22px;
        border-radius: 22px;
    }

    .hero h1 {
        max-width: 100%;
    }

    .feature-grid,
    .download-grid,
    .fine-print {
        grid-template-columns: 1fr;
    }

    .button,
    .text-link {
        width: 100%;
        justify-content: center;
    }
}