:root {
    color-scheme: dark;
    --ink: #f4f1e8;
    --muted: #a8aaa4;
    --surface: #15191b;
    --line: rgba(244, 241, 232, 0.14);
    --accent: #f2a65a;
    --accent-dark: #9f5b29;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-width: 320px;
    background: #0e1112;
    color: var(--ink);
    font-family: Georgia, 'Times New Roman', serif;
}

.hero {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
    padding: 28px clamp(24px, 7vw, 112px) 48px;
    background:
        radial-gradient(circle at 80% 20%, rgba(242, 166, 90, 0.16), transparent 30%),
        linear-gradient(135deg, #101516 0%, #171d1e 48%, #26231e 100%);
}

.hero::after {
    position: absolute;
    right: -10vw;
    bottom: -22vw;
    width: 48vw;
    height: 48vw;
    border: 1px solid rgba(242, 166, 90, 0.24);
    border-radius: 50%;
    content: '';
}

.nav,
.hero-content,
.command-panel {
    position: relative;
    z-index: 1;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
}

.brand {
    color: var(--ink);
    font-family: 'Trebuchet MS', sans-serif;
    font-size: 0.95rem;
    font-weight: 900;
    letter-spacing: 0.12em;
    text-decoration: none;
}

.brand span {
    color: var(--accent);
}

.nav-link,
.secondary-button {
    color: var(--muted);
    font-family: 'Trebuchet MS', sans-serif;
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-decoration: none;
    text-transform: uppercase;
}

.hero-content {
    max-width: 1200px;
    margin: clamp(100px, 17vh, 190px) auto 0;
}

.eyebrow {
    margin: 0 0 20px;
    color: var(--accent);
    font-family: 'Trebuchet MS', sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.2em;
}

h1 {
    max-width: 720px;
    margin: 0;
    font-size: clamp(3.4rem, 7vw, 7.4rem);
    font-weight: 400;
    line-height: 0.95;
    letter-spacing: -0.04em;
}

h1 em {
    color: var(--accent);
    font-style: italic;
}

.intro {
    max-width: 510px;
    margin: 30px 0 0;
    color: var(--muted);
    font-family: 'Trebuchet MS', sans-serif;
    font-size: 1rem;
    line-height: 1.7;
}

.actions {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-top: 34px;
}

.invite-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 20px;
    border: 1px solid var(--accent);
    background: var(--accent);
    color: #1d1711;
    font-family: 'Trebuchet MS', sans-serif;
    font-size: 0.84rem;
    font-weight: 700;
    text-decoration: none;
    transition: transform 180ms ease, background 180ms ease;
}

.invite-button:hover {
    background: #ffc078;
    transform: translateY(-2px);
}

.invite-button span {
    font-size: 1.2rem;
    line-height: 0;
}

.secondary-button {
    border-bottom: 1px solid var(--line);
    padding-bottom: 5px;
}

.note {
    min-height: 18px;
    margin-top: 14px;
    color: #747a76;
    font-family: 'Trebuchet MS', sans-serif;
    font-size: 0.75rem;
}

.command-panel {
    max-width: 1200px;
    margin: clamp(100px, 17vh, 180px) auto 0;
    padding-top: 20px;
    border-top: 1px solid var(--line);
}

.panel-heading,
.commands,
.group-heading {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Trebuchet MS', sans-serif;
}

.panel-heading {
    color: var(--muted);
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 14px var(--accent);
}

.commands {
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.commands span {
    padding: 10px 14px;
    border: 1px solid var(--line);
    color: var(--ink);
    font-size: 0.85rem;
}

.command-groups {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 24px;
}

.command-group {
    min-height: 190px;
    padding: 24px;
    border: 1px solid var(--line);
    background: rgba(14, 17, 18, 0.42);
    transition: border-color 180ms ease, transform 180ms ease;
}

.command-group:hover {
    border-color: rgba(242, 166, 90, 0.5);
    transform: translateY(-3px);
}

.featured-group {
    border-color: rgba(242, 166, 90, 0.35);
    background: rgba(242, 166, 90, 0.07);
}

.group-heading {
    justify-content: flex-start;
    gap: 14px;
}

.group-heading span {
    color: var(--accent);
    font-family: 'Trebuchet MS', sans-serif;
    font-size: 0.72rem;
    letter-spacing: 0.12em;
}

.group-heading h2 {
    margin: 0;
    font-size: 1.55rem;
    font-weight: 400;
}

.command-group p {
    min-height: 42px;
    margin: 12px 0 0;
    color: var(--muted);
    font-family: 'Trebuchet MS', sans-serif;
    font-size: 0.8rem;
    line-height: 1.5;
}

@media (max-width: 600px) {
    .hero {
        padding: 24px 20px 34px;
    }

    .hero-content {
        margin-top: 110px;
    }

    h1 {
        font-size: clamp(3rem, 16vw, 5rem);
    }

    .actions {
        align-items: flex-start;
        flex-direction: column;
        gap: 20px;
    }

    .command-groups {
        grid-template-columns: 1fr;
    }

    .command-group {
        padding: 20px;
    }
}