.pc { min-height: 100vh; background: #f4f7fb; }
.pc-top {
    position: sticky; top: 0; z-index: 30; height: 72px; background: #fff;
    border-bottom: 1px solid #e8eef6; display: flex; align-items: center; gap: 22px;
    padding: 0 28px; min-width: 0;
}
.pc-search { flex: 1; max-width: 460px; min-width: 0; height: 44px; display: flex; align-items: center; gap: 8px; background: #f3f6fb; border: 1px solid #e6edf5; border-radius: 999px; padding: 0 16px; }
.pc-search input { border: 0; background: transparent; height: 40px; padding: 0; box-shadow: none; min-width: 0; width: 100%; flex: 1; }
.pc-search input:focus { box-shadow: none; }
.pc-links { display: flex; align-items: stretch; gap: 4px; margin-left: auto; height: 72px; }
.pc-links a { min-width: 78px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; color: #64748b; font-size: 12px; font-weight: 600; position: relative; border-bottom: 3px solid transparent; }
.pc-links a.is-active, .pc-links a:hover { color: #2563eb; }
.pc-links a.is-active { border-bottom-color: #2563eb; }
.pc-links .count { position: absolute; top: 10px; right: 16px; }
.pc-user { display: flex; align-items: center; gap: 8px; border: 0; background: transparent; cursor: pointer; text-align: left; padding: 0; }
.pc-user strong { display: block; color: #0f172a; font-size: 13px; }
.pc-user span { color: #64748b; font-size: 12px; }
.pc-body { width: min(1240px, calc(100% - 32px)); margin: 18px auto 28px; display: grid; grid-template-columns: 232px minmax(0, 1fr); gap: 18px; align-items: start; }
.pc-side { position: sticky; top: 90px; }
.pc-nav { background: #fff; border: 1px solid #e8eef6; border-radius: 16px; padding: 8px; display: grid; }
.pc-nav a, .pc-nav button { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px; color: #334155; font-weight: 600; font-size: 14px; background: none; border: 0; text-align: left; cursor: pointer; width: 100%; }
.pc-nav a.is-active, .pc-nav a:hover, .pc-nav button:hover { background: #eff6ff; color: #2563eb; }
.pc-nav .count { margin-left: auto; }
.pc-more { display: none; }
.pc-side.is-expanded .pc-more { display: grid; }
.pc-upgrade { margin-top: 14px; background: #f5f3ff; border-radius: 16px; padding: 16px; }
.pc-upgrade h3 { font-size: 15px; margin: 8px 0; }
.pc-legal { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.pc-legal a, .pc-legal span { color: #94a3b8; font-size: 12px; }
.home-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 16px; align-items: start; }
.hero-banner {
    position: relative; overflow: hidden; border-radius: 18px; min-height: 230px; color: white;
    background: radial-gradient(circle at 70% 40%, #312e81, #0f172a 55%, #020617);
    padding: 28px 28px 24px; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 12px; align-items: center;
}
.hero-banner h1 { color: white; font-size: 32px; line-height: 1.15; margin: 0 0 8px; }
.hero-banner p { color: #dbe4ff; margin: 0 0 16px; }
.hero-banner .btn-secondary { background: transparent; color: white; border-color: rgba(255,255,255,.45); }
.net-art { position: relative; height: 190px; }
.net-art img, .net-art .orb { position: absolute; width: 54px; height: 54px; border-radius: 50%; object-fit: cover; border: 3px solid white; }
.net-art .orb { display: grid; place-items: center; background: #2563eb; color: white; font-weight: 800; }
.net-hub { width: 86px !important; height: 86px !important; left: 50%; top: 50%; transform: translate(-50%, -50%); }
.net-a { left: 8%; top: 8%; } .net-b { right: 6%; top: 12%; } .net-c { left: 18%; bottom: 6%; } .net-d { right: 10%; bottom: 8%; }
form.card.composer { display: block; padding: 16px 16px 8px; }
.composer-row { display: flex; gap: 10px; align-items: center; min-width: 0; }
.composer-row input[type="text"] { border-radius: 999px; background: #f8fafc; height: 44px; min-width: 0; flex: 1; }
.composer-actions { display: flex; gap: 4px; flex-wrap: wrap; border-top: 1px solid #eef2f7; margin-top: 12px; }
.composer-actions button, .composer-actions label, .composer-actions a { flex: 1; min-width: 72px; display: flex; align-items: center; justify-content: center; gap: 6px; padding: 12px 6px; color: #475569; font-weight: 700; font-size: 13px; background: none; border: 0; cursor: pointer; }
.composer-extra { display: none; padding-bottom: 12px; }
.composer-extra.is-open { display: block; }
.feed-post .post-actions { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid #eef2f7; margin: 12px -18px -18px; }
.feed-post .post-actions form, .feed-post .post-actions details, .feed-post .post-actions a { margin: 0; }
.feed-post .post-actions .btn { width: 100%; border-radius: 0; justify-content: center; color: #475569; }
.rail-card { padding: 16px; }
.rail-card .spread { margin-bottom: 8px; }
.rail-person, .rail-job, .rail-article { display: flex; gap: 10px; align-items: center; padding: 10px 0; border-top: 1px solid #f1f5f9; }
.rail-person form, .rail-job form { margin-left: auto; }
.gate { min-height: 100vh; display: grid; grid-template-columns: 1.05fr 0.95fr; background: #f8fafc; }
.gate-visual { color: white; padding: 32px 48px; display: flex; flex-direction: column; position: relative; overflow: hidden; }
.gate-login { background: linear-gradient(180deg, rgba(15,23,42,.2), rgba(15,23,42,.72)), url("../brand/skyline.svg") center/cover; }
.gate-join { background: linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,255,255,.55)), url("../brand/tower.svg") center/cover; color: #0f172a; }
.gate-join h1, .gate-join p, .gate-join .logo { color: #0f172a; }
.gate-visual h1 { font-size: clamp(36px, 4vw, 52px); line-height: 1.05; margin: 18px 0 10px; color: inherit; }
.gate-login h1 { color: white; }
.gate-accent { color: #60a5fa; }
.gate-join .gate-accent { color: #2563eb; }
.gate-points { display: grid; gap: 14px; margin-top: 22px; }
.gate-points article { display: flex; gap: 12px; align-items: flex-start; }
.gate-ico { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; color: white; flex-shrink: 0; }
.gate-quote { margin-top: auto; background: rgba(15,23,42,.55); color: white; border-radius: 16px; padding: 16px; }
.gate-join .gate-quote { background: #1e3a8a; }
.gate-panel { display: flex; flex-direction: column; padding: 22px 8vw 40px; }
.gate-switch { display: flex; justify-content: flex-end; gap: 8px; align-items: center; color: #64748b; font-size: 14px; margin-bottom: 18px; }
.gate-card { background: white; border-radius: 20px; box-shadow: 0 20px 60px rgba(15,23,42,.06); padding: 28px; width: min(460px, 100%); margin: 0 auto; }
.with-icon { position: relative; }
.with-icon svg { position: absolute; left: 12px; top: 15px; color: #94a3b8; }
.with-icon input { padding-left: 40px; min-height: 48px; border-radius: 12px; }
.eye { position: absolute; right: 8px; top: 8px; border: 0; background: transparent; height: 32px; cursor: pointer; color: #64748b; }
.socials { display: grid; gap: 10px; }
.socials.three { grid-template-columns: repeat(3, 1fr); }
.socials a, .socials button { min-height: 46px; border: 1px solid #e2e8f0; border-radius: 12px; background: white; display: flex; align-items: center; justify-content: center; gap: 8px; color: #0f172a; font-weight: 700; }
.or-line { display: flex; align-items: center; gap: 10px; color: #94a3b8; font-size: 13px; margin: 16px 0; }
.or-line::before, .or-line::after { content: ""; height: 1px; background: #e2e8f0; flex: 1; }
.pc-tabbar { display: none; }
.pc-backdrop { display: none; }
@media (max-width: 1100px) {
    .home-grid, .hero-banner, .gate { grid-template-columns: 1fr; }
    .pc-links span.label { display: none; }
    .pc-links a { min-width: 46px; }
    .net-art { display: none; }
    .gate-visual { padding: 28px 24px 12px; }
    .gate-points, .gate-quote { display: none; }
    .gate-visual h1 { font-size: 32px; }
    .gate-panel { padding: 12px 20px 32px; }
}
@media (max-width: 980px) {
    .pc-top { height: auto; flex-wrap: wrap; gap: 10px; padding: 10px 12px; }
    .pc-links { display: none; }
    .pc-search { order: 3; flex: 1 1 100%; max-width: none; }
    .pc-user div { display: none; }
    .pc-body { grid-template-columns: 1fr; width: min(1240px, calc(100% - 16px)); padding-bottom: 76px; }
    .pc-side { position: fixed; z-index: 45; left: 0; top: 0; bottom: 0; width: min(84vw, 300px); background: #fff; padding: 16px; transform: translateX(-105%); transition: .2s transform; overflow: auto; box-shadow: 0 16px 40px rgba(15, 23, 42, .18); }
    .pc.is-open .pc-side { transform: none; }
    .pc.is-open .pc-backdrop { display: block; position: fixed; inset: 0; background: rgba(15, 23, 42, .45); z-index: 40; }
    .pc-tabbar {
        display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 35;
        background: #fff; border-top: 1px solid #e8eef6;
        padding: 4px 2px calc(4px + env(safe-area-inset-bottom));
    }
    .pc-tabbar a { flex: 1; min-width: 0; min-height: 52px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; color: #64748b; font-size: 10px; font-weight: 700; }
    .pc-tabbar a.is-active { color: #2563eb; }
    .hero-banner { min-height: 0; padding: 22px 16px; }
    .hero-banner h1 { font-size: 28px; }
    .hero-banner .row .btn { flex: 1 1 140px; }
    .feed-post .post-actions { margin-left: -12px; margin-right: -12px; }
    .msg-layout .composer { flex-direction: column; align-items: stretch; }
    .msg-layout .composer .btn { width: 100%; }
    .msg-list { max-height: 240px; overflow: auto; }
    .profile-stats { flex-wrap: wrap; gap: 14px; }
    .cover-city, .cover-office { height: 160px; }
    .rail-person, .rail-job, .rail-article { min-width: 0; }
    .rail-person > div, .rail-job > div, .rail-article > div { min-width: 0; }
}
@media (max-width: 640px) {
    .composer-row { flex-wrap: wrap; }
    .composer-actions { display: grid; grid-template-columns: repeat(3, 1fr); }
    .composer-row .avatar { display: none; }
    .composer-row input[type="text"] { flex: 1 1 calc(100% - 86px); }
    .feed-post .post-actions { grid-template-columns: 1fr 1fr; }
    .socials.three { grid-template-columns: 1fr; }
    .gate-card { padding: 20px 16px; }
    .gate-panel { padding: 8px 12px 24px; }
    .page-title { font-size: 24px; }
    .stat-row { grid-template-columns: 1fr; }
    .job-row { grid-template-columns: 44px minmax(0, 1fr); gap: 10px; padding: 14px 12px; }
    .job-row > :nth-child(3) { grid-column: 2; justify-self: start; }
    .cv { padding: 20px 16px; }
    .no-print { width: calc(100% - 24px); flex-wrap: wrap; gap: 8px; }
    .footer-inner { flex-direction: column; align-items: flex-start; padding: 8px 0 16px; }
    .hero { padding: 28px 0 8px; }
}