/* ============================================================
   RTN Project — общий стиль сайта
   Палитра: оранжевый #FF7700, глубокий зелёный #003333
   Адаптив: десктоп по умолчанию, планшеты ≤900px, телефоны ≤600px
   ============================================================ */

:root {
    --orange: #FF7700;
    --orange-dark: #E05F00;
    --deep: #003333;
    --deep-2: #00403f;
    --deep-3: #0a4a49;
    --text: #ffffff;
    --muted: #b8d4d0;
    --card-bg: rgba(255, 255, 255, 0.06);
    --card-border: rgba(255, 255, 255, 0.14);
    --radius: 14px;
    --shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    --font: 'Segoe UI', 'Manrope', Rubik, Roboto, 'Helvetica Neue', Arial, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background:
        radial-gradient(1200px 500px at 80% -10%, rgba(255, 119, 0, 0.10), transparent 60%),
        radial-gradient(900px 500px at -10% 110%, rgba(255, 119, 0, 0.07), transparent 60%),
        var(--deep);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: inherit;
}

/* ---------- Шапка ---------- */
.site-header {
    padding: 1rem 1rem 0;
}

.header-inner {
    max-width: 1060px;
    margin: 0 auto;
    text-align: center;
}

.logo-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.9rem;
    flex-wrap: wrap;
    margin-bottom: 0.6rem;
}

.logo-row img {
    height: 58px;
    width: auto;
    border-radius: 12px;
    border: 2px solid var(--orange);
    box-shadow: var(--shadow);
}

.site-title {
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: 0.3px;
    background: linear-gradient(90deg, #ffffff, var(--orange));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.site-title span {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--muted);
    -webkit-text-fill-color: var(--muted);
}

/* ---------- Навигация ---------- */
.main-nav {
    max-width: 1060px;
    margin: 0.8rem auto 1.6rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 0.45rem;
    box-shadow: var(--shadow);
}

.main-nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 0.2rem;
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
}

.main-nav ul::-webkit-scrollbar {
    display: none;
}

.main-nav a {
    display: inline-block;
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.55rem 0.9rem;
    border-radius: 10px;
    white-space: nowrap;
    transition: background 0.2s ease, color 0.2s ease;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
    background: var(--orange);
    color: var(--deep);
}

/* ---------- Основной контейнер ---------- */
main {
    flex: 1;
    width: 100%;
    max-width: 1060px;
    margin: 0 auto;
    padding: 0 1rem 2rem;
}

/* ---------- Карточки ---------- */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 1.6rem;
    margin-bottom: 1.4rem;
    box-shadow: var(--shadow);
    backdrop-filter: blur(4px);
}

.card h1,
.card h2 {
    font-size: 1.45rem;
    margin-bottom: 1rem;
    color: var(--text);
    border-bottom: 1px dashed rgba(255, 255, 255, 0.25);
    padding-bottom: 0.5rem;
}

.card p {
    margin-bottom: 0.9rem;
    color: #e2efed;
}

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

/* ---------- Кнопки ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    background: var(--orange);
    color: var(--deep);
    padding: 0.75rem 1.1rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.98rem;
    border: 2px solid transparent;
    transition: all 0.2s ease;
    cursor: pointer;
    text-align: center;
}

.btn:hover {
    background: var(--deep-3);
    color: var(--text);
    border-color: var(--orange);
    transform: translateY(-2px);
    box-shadow: 0 6px 14px rgba(255, 119, 0, 0.25);
}

.btn-ghost {
    background: transparent;
    color: var(--text);
    border-color: var(--orange);
}

.btn-ghost:hover {
    background: var(--orange);
    color: var(--deep);
}

.btn-sm {
    padding: 0.5rem 0.85rem;
    font-size: 0.9rem;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* ---------- Сетки ---------- */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

/* ---------- Hero (главная) ---------- */
.hero {
    text-align: center;
    padding: 2.2rem 1.6rem 1.8rem;
    background: linear-gradient(135deg, rgba(255, 119, 0, 0.16), rgba(255, 119, 0, 0.03) 55%, transparent);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    margin-bottom: 1.4rem;
    box-shadow: var(--shadow);
}

.hero h1 {
    font-size: 2.3rem;
    font-weight: 800;
    margin-bottom: 0.6rem;
}

.hero .tagline {
    font-size: 1.1rem;
    color: var(--muted);
    max-width: 620px;
    margin: 0 auto 1.4rem;
}

.hero .arrow {
    display: block;
    font-size: 1.6rem;
    margin-top: 0.4rem;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    flex-wrap: wrap;
}

/* ---------- Статус сервера ---------- */
.server-status {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1.2rem;
    padding: 1.2rem 1.4rem;
}

.status-left {
    flex: 1;
    min-width: 230px;
}

.status-line {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.05rem;
    margin-bottom: 0.4rem;
}

.dot {
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: #888;
    flex-shrink: 0;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.08);
}

.dot.online {
    background: #35d07f;
    animation: pulse 2s infinite;
}

.dot.offline {
    background: #ff5d5d;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(53, 208, 127, 0.5); }
    70% { box-shadow: 0 0 0 9px rgba(53, 208, 127, 0); }
    100% { box-shadow: 0 0 0 0 rgba(53, 208, 127, 0); }
}

.status-ip {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--orange);
    letter-spacing: 0.5px;
    word-break: break-all;
}

.status-meta {
    color: var(--muted);
    font-size: 0.92rem;
}

.status-actions {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.status-note {
    width: 100%;
    color: var(--muted);
    font-size: 0.85rem;
    opacity: 0.85;
}

/* ---------- Новости ---------- */
.news-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.news-item {
    padding: 1.2rem 1.3rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.news-item:hover {
    transform: translateX(5px);
    border-color: var(--orange);
}

.news-item h3 {
    font-size: 1.15rem;
    margin-bottom: 0.35rem;
}

.news-item .news-date {
    display: inline-block;
    font-size: 0.82rem;
    color: var(--orange);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.news-item p {
    margin: 0;
    color: #dcebe8;
    font-size: 0.97rem;
}

.news-more {
    margin-top: 1.2rem;
    text-align: center;
}

/* ---------- Список деревьев (состав) ---------- */
.tree-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.8rem 1.5rem;
}

.tree-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.6rem;
    padding: 0.7rem 0.9rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    border: 1px solid var(--card-border);
}

.tree-name {
    font-weight: 700;
}

.tree-member {
    color: var(--muted);
    font-size: 0.95rem;
    white-space: nowrap;
}

/* ---------- Плашки-ссылки (соцсети / контакты / правила) ---------- */
.link-stack {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.link-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.1rem;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text);
    transition: all 0.2s ease;
}

a.link-row:hover {
    background: rgba(255, 119, 0, 0.12);
    border-color: var(--orange);
    transform: translateX(5px);
}

.link-icon {
    font-size: 1.5rem;
    width: 42px;
    text-align: center;
    flex-shrink: 0;
}

.link-title {
    font-weight: 700;
    font-size: 1.05rem;
    margin-bottom: 0.15rem;
}

.link-desc {
    font-size: 0.9rem;
    color: var(--muted);
}

/* ---------- IP-карточки ---------- */
.ip-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.4rem;
}

.ip-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 1.1rem 1.3rem;
}

.ip-title {
    font-weight: 700;
    font-size: 1.05rem;
    display: block;
    margin-bottom: 0.4rem;
}

.ip-line {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.ip-address {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--orange);
    background: rgba(0, 0, 0, 0.25);
    padding: 0.25rem 0.6rem;
    border-radius: 8px;
    word-break: break-all;
    font-family: 'Segoe UI', monospace;
}

/* ---------- Сборки ---------- */
.builds-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.2rem;
    margin-top: 1rem;
}

.build-card {
    display: flex;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.05);
    border: 1px dashed rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    padding: 1.4rem;
    transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.build-card:hover {
    transform: translateY(-4px);
    border-color: var(--orange);
    background: rgba(255, 255, 255, 0.09);
}

.build-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.6rem;
}

.build-card p {
    flex: 1;
    font-size: 0.95rem;
    color: #dcebe8;
    margin-bottom: 1rem;
}

.badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    background: var(--orange);
    color: var(--deep);
    margin-bottom: 0.6rem;
    align-self: flex-start;
}

.badge-soft {
    background: rgba(255, 255, 255, 0.12);
    color: var(--text);
}

/* ---------- Шаги гайда ---------- */
.steps {
    counter-reset: step;
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    margin: 1rem 0;
}

.step {
    counter-increment: step;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1rem 1.1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    border-radius: 12px;
}

.step::before {
    content: counter(step);
    flex-shrink: 0;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--orange);
    color: var(--deep);
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

/* ---------- Предупреждение ---------- */
.warning-note {
    margin-top: 1.4rem;
    padding: 1rem;
    background: rgba(255, 70, 70, 0.12);
    border: 1px solid rgba(255, 80, 80, 0.35);
    border-radius: 12px;
    text-align: center;
    font-weight: 700;
    color: #ffb8b8;
}

.note {
    padding: 0.9rem 1.1rem;
    background: rgba(255, 119, 0, 0.10);
    border: 1px solid rgba(255, 119, 0, 0.35);
    border-radius: 12px;
    font-size: 0.95rem;
    color: #ffe1c4;
    margin: 1rem 0;
}

/* ---------- Код/JSON ---------- */
pre.code {
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    padding: 1rem;
    overflow-x: auto;
    font-size: 0.85rem;
    line-height: 1.5;
    color: #d9f0ec;
    margin: 1rem 0;
}

details.schema {
    margin-top: 1rem;
    border: 1px dashed var(--card-border);
    border-radius: 10px;
    padding: 0.9rem 1.1rem;
    background: rgba(255, 255, 255, 0.03);
}

details.schema summary {
    cursor: pointer;
    font-weight: 700;
    color: var(--orange);
}

details.schema[open] summary {
    margin-bottom: 0.8rem;
}

/* ---------- Пустая заглушка (coming soon) ---------- */
.soon {
    text-align: center;
    padding: 2.5rem 1.5rem;
}

.soon .soon-icon {
    font-size: 3rem;
    margin-bottom: 0.8rem;
}

/* ---------- Футер ---------- */
.site-footer {
    border-top: 1px solid var(--card-border);
    padding: 1.4rem 1rem 1.6rem;
    text-align: center;
    font-size: 0.9rem;
    color: var(--muted);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 1.1rem;
    flex-wrap: wrap;
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.92rem;
}

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

.footer-social {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 0.9rem;
}

.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--card-border);
    font-size: 1.15rem;
    text-decoration: none;
    transition: all 0.2s ease;
}

.footer-social a:hover {
    background: var(--orange);
    color: var(--deep);
    transform: translateY(-2px);
}

/* ---------- Адаптив: планшеты ---------- */
@media (max-width: 900px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .tree-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ---------- Адаптив: телефоны ---------- */
@media (max-width: 600px) {
    body {
        padding: 0;
    }

    .site-header {
        padding: 0.8rem 0.6rem 0;
    }

    .logo-row img {
        height: 48px;
    }

    .site-title {
        font-size: 1.25rem;
    }

    .site-title span {
        font-size: 0.72rem;
        letter-spacing: 1.5px;
    }

    .main-nav {
        margin: 0.6rem auto 1rem;
        border-radius: 12px;
        padding: 0.35rem;
    }

    .main-nav a {
        padding: 0.5rem 0.75rem;
        font-size: 0.88rem;
    }

    main {
        padding: 0 0.6rem 1.4rem;
    }

    .hero {
        padding: 1.6rem 1.1rem 1.4rem;
    }

    .hero h1 {
        font-size: 1.7rem;
    }

    .hero .tagline {
        font-size: 0.98rem;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .card {
        padding: 1.1rem;
        border-radius: 12px;
    }

    .card h1,
    .card h2 {
        font-size: 1.25rem;
    }

    .grid-3,
    .grid-2,
    .tree-list {
        grid-template-columns: 1fr;
    }

    .status-ip {
        font-size: 1.25rem;
    }

    .status-actions {
        width: 100%;
    }

    .status-actions .btn {
        flex: 1;
    }

    .link-row {
        padding: 0.85rem 0.9rem;
    }

    .footer-links {
        gap: 0.7rem;
    }
}