:root {
    --bg-main: #1a1a1a;

    --doc-bg: rgba(18, 18, 19, 0.78);
    --doc-bg-solid: rgba(14, 14, 16, 0.96);
    --doc-line: rgba(120, 120, 124, 0.28);
    --doc-line-soft: rgba(120, 120, 124, 0.16);
    --doc-text: #dcdcdc;
    --doc-text-soft: #b2b6b9;
    --doc-muted: #8f9599;
    --doc-accent: #d4a76a;
    --doc-accent-dim: #7a5b32;
    --ok: #7ba57b;

    --font-mono: 'Share Tech Mono', 'IBM Plex Mono', ui-monospace, monospace;
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    min-height: 100%;
}

body {
    font-family: 'Manrope', sans-serif;
    color: var(--doc-text);
    background-color: var(--bg-main);
    background-image: url("/Images/scp.jpg");
    background-repeat: repeat-y;
    background-size: 100% auto;
}

.site-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 26px;
    background: rgba(14, 14, 16, 0.86);
    border-bottom: 1px solid var(--doc-line);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
}

.site-navbar::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -1px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--doc-accent-dim) 22%, var(--doc-accent-dim) 78%, transparent);
    opacity: 0.75;
    pointer-events: none;
}

.site-navbar.scrolled {
    background: rgba(10, 10, 12, 0.95);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
}

.brand img {
    width: 38px;
    height: 38px;
    object-fit: contain;
    transition: filter 0.35s ease;
}

.brand:hover img {
    filter: drop-shadow(0 0 6px rgba(212, 167, 106, 0.55));
}

.brand-title {
    font-size: 0.92rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    color: #f0f0f0;
    line-height: 1.15;
}

.brand-subtitle {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--doc-muted);
    line-height: 1.3;
    margin-top: 4px;
}

.nav-right {
    display: flex;
    align-items: center;
    height: 100%;
    gap: 10px;
}

.nav-links {
    display: flex;
    align-items: stretch;
    gap: 2px;
    margin: 0;
    padding: 0;
    list-style: none;
    height: 100%;
}

.nav-item {
    position: relative;
    display: flex;
}

.nav-link {
    position: relative;
    display: flex;
    align-items: center;
    gap: 7px;
    height: 100%;
    padding: 0 15px;
    border: 0;
    background: transparent;
    text-decoration: none;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.74rem;
    color: var(--doc-muted);
    cursor: pointer;
    transition: color 0.18s ease, background-color 0.18s ease;
}

.nav-link:hover,
.nav-item.is-open > .nav-link {
    color: var(--doc-text);
    background: rgba(255, 255, 255, 0.035);
}

.nav-link:focus-visible {
    outline: 1px solid var(--doc-accent);
    outline-offset: -6px;
}

.nav-link.active {
    color: var(--doc-accent);
    background: rgba(212, 167, 106, 0.07);
}

.nav-link.active::after {
    content: "";
    position: absolute;
    left: 10px;
    right: 10px;
    bottom: 0;
    height: 2px;
    background: var(--doc-accent);
}

.nav-chevron {
    width: 9px;
    height: 9px;
    flex: 0 0 auto;
    transition: transform 0.22s ease;
}

.nav-item.is-open .nav-chevron {
    transform: rotate(180deg);
}

.nav-drop {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    min-width: 280px;
    padding: 6px;
    background: var(--doc-bg-solid);
    border: 1px solid var(--doc-line);
    border-top: 2px solid var(--doc-accent);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.6);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity 0.18s ease, transform 0.18s ease, visibility 0s linear 0.18s;
    z-index: 5;
}

.nav-item.is-open .nav-drop {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition: opacity 0.18s ease, transform 0.18s ease, visibility 0s;
}

.nav-drop__item {
    display: grid;
    grid-template-columns: 22px minmax(0, 1fr);
    align-items: start;
    column-gap: 10px;
    padding: 10px 12px;
    border-left: 2px solid transparent;
    color: var(--doc-text);
    text-decoration: none;
    opacity: 0;
    transform: translateX(-6px);
    transition: background-color 0.15s ease, border-color 0.15s ease, opacity 0.25s ease, transform 0.25s ease;
}

.nav-item.is-open .nav-drop__item {
    opacity: 1;
    transform: none;
}

.nav-item.is-open .nav-drop__item:nth-child(2) {
    transition-delay: 0.04s;
}

.nav-item.is-open .nav-drop__item:nth-child(3) {
    transition-delay: 0.08s;
}

.nav-drop__item:hover,
.nav-drop__item:focus-visible {
    outline: none;
    background: rgba(212, 167, 106, 0.08);
    border-left-color: var(--doc-accent);
}

.nav-drop__num {
    grid-row: span 2;
    padding-top: 2px;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--doc-accent-dim);
}

.nav-drop__item:hover .nav-drop__num {
    color: var(--doc-accent);
}

.nav-drop__title {
    font-size: 0.86rem;
    font-weight: 700;
    color: #f0f0f0;
}

.nav-drop__caption {
    margin-top: 2px;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--doc-muted);
}

.nav-status {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 26px;
    padding: 0 12px;
    border: 1px solid var(--doc-line-soft);
    background: rgba(0, 0, 0, 0.28);
}

.nav-status-dot {
    width: 6px;
    height: 6px;
    flex: 0 0 auto;
}

.nav-status-dot.online {
    background: var(--ok);
    box-shadow: 0 0 8px rgba(123, 165, 123, 0.5);
    animation: nav-pulse 2.1s ease-in-out infinite;
}

.nav-status-dot.offline {
    background: rgba(152, 152, 152, 0.35);
}

.nav-status-text {
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.62rem;
}

.nav-status-text.online {
    color: var(--ok);
}

.nav-status-text.offline {
    color: var(--doc-muted);
}

@keyframes nav-pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.4;
    }
}

.nav-login-btn {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    height: 30px;
    padding: 0 15px 0 12px;
    border: 1px solid var(--doc-line);
    background: rgba(0, 0, 0, 0.3);
    color: var(--doc-text-soft);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    text-decoration: none;
    white-space: nowrap;
    cursor: pointer;
    transition: 0.18s;
}

.nav-login-btn:hover {
    border-color: var(--doc-accent);
    color: var(--doc-accent);
    background: rgba(212, 167, 106, 0.08);
}

.nav-login-btn__icon {
    width: 15px;
    height: 15px;
    flex: 0 0 auto;
    fill: currentColor;
    transition: transform 0.4s ease;
}

.nav-login-btn:hover .nav-login-btn__icon {
    transform: rotate(-20deg);
}

.nav-user-wrapper {
    position: relative;
}

.nav-user-btn {
    display: flex;
    align-items: center;
    gap: 9px;
    height: 30px;
    padding: 0 12px;
    border: 1px solid var(--doc-line);
    background: rgba(0, 0, 0, 0.3);
    color: var(--doc-text-soft);
    font-family: 'Manrope', sans-serif;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    transition: 0.18s;
}

.nav-user-btn:hover,
.nav-user-wrapper.is-open .nav-user-btn {
    border-color: var(--doc-accent-dim);
    color: #ececec;
}

.nav-user-role {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--doc-accent);
    background: rgba(212, 167, 106, 0.1);
    border: 1px solid var(--doc-accent-dim);
    padding: 1px 6px;
}

.nav-user-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    min-width: 230px;
    background: var(--doc-bg-solid);
    border: 1px solid var(--doc-line);
    border-top: 2px solid var(--doc-accent);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.6);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0s linear 0.2s;
}

.nav-user-wrapper.is-open .nav-user-dropdown {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0s;
}

.nav-dropdown-link {
    display: block;
    padding: 11px 14px;
    font-size: 0.85rem;
    color: var(--doc-text-soft);
    text-decoration: none;
    border-bottom: 1px solid var(--doc-line-soft);
    transition: 0.18s;
}

.nav-dropdown-link:hover {
    color: var(--doc-accent);
    background: rgba(212, 167, 106, 0.07);
}

.nav-dropdown-question {
    padding: 11px 14px 8px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--doc-muted);
    text-align: center;
}

.nav-dropdown-actions {
    display: flex;
    gap: 6px;
    padding: 0 10px 10px;
}

.nav-dropdown-actions form {
    flex: 1;
    display: flex;
}

.dropdown-action-btn {
    flex: 1;
    padding: 8px 0;
    border: 1px solid var(--doc-line);
    background: rgba(0, 0, 0, 0.3);
    font-family: var(--font-mono);
    font-size: 0.74rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: 0.18s;
}

.dropdown-action-btn--yes {
    color: #e0b9a0;
    border-color: #7a3f2c;
}

.dropdown-action-btn--yes:hover {
    background: rgba(140, 70, 45, 0.25);
    border-color: #cc5533;
}

.dropdown-action-btn--no {
    color: var(--doc-muted);
}

.dropdown-action-btn--no:hover {
    color: var(--doc-text);
    background: rgba(255, 255, 255, 0.04);
}

.burger {
    display: none;
    width: 32px;
    height: 32px;
    border: 1px solid var(--doc-line);
    background: rgba(0, 0, 0, 0.3);
    padding: 0;
    cursor: pointer;
    position: relative;
}

.burger span {
    position: absolute;
    left: 7px;
    right: 7px;
    height: 1px;
    background: var(--doc-text-soft);
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.burger span:nth-child(1) {
    top: 10px;
}

.burger span:nth-child(2) {
    top: 15px;
}

.burger span:nth-child(3) {
    top: 20px;
}

.burger.open span:nth-child(1) {
    transform: translateY(5px) rotate(45deg);
}

.burger.open span:nth-child(2) {
    opacity: 0;
}

.burger.open span:nth-child(3) {
    transform: translateY(-5px) rotate(-45deg);
}

.mobile-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    z-index: 999;
    max-height: calc(100vh - 70px);
    overflow-y: auto;
    background: rgba(12, 12, 14, 0.98);
    border-bottom: 1px solid var(--doc-line);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.mobile-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.mobile-menu__group {
    border-bottom: 1px solid var(--doc-line-soft);
}

.mobile-menu__label {
    padding: 12px 22px 4px;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--doc-accent-dim);
}

.mobile-menu a {
    display: block;
    padding: 11px 22px 11px 30px;
    color: var(--doc-text-soft);
    text-decoration: none;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.74rem;
    border-left: 2px solid transparent;
}

.mobile-menu a:hover {
    color: var(--doc-text);
    background: rgba(255, 255, 255, 0.035);
}

.mobile-menu a.active {
    color: var(--doc-accent);
    border-left-color: var(--doc-accent);
    background: rgba(212, 167, 106, 0.07);
}

.mobile-menu a.mobile-menu__danger {
    color: #e0a090;
}

.site-main {
    padding: 88px 18px 24px;
    min-height: 100vh;
}

.admin-page-btn {
    position: fixed;
    bottom: 22px;
    right: 22px;
    z-index: 1500;
    padding: 9px 18px;
    border: 1px solid var(--doc-accent-dim);
    background: rgba(12, 12, 14, 0.92);
    color: var(--doc-accent);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    text-decoration: none;
    transition: 0.18s;
}

.admin-page-btn:hover {
    background: rgba(212, 167, 106, 0.12);
    border-color: var(--doc-accent);
    color: #f0dcae;
}

.login-error-bar {
    position: relative;
    z-index: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin: 88px auto 0;
    max-width: 760px;
    padding: 11px 18px;
    background: rgba(90, 40, 30, 0.3);
    border: 1px solid #8b4513;
    border-left: 4px solid #cc5533;
    color: #e8c0a8;
    font-family: var(--font-mono);
    font-size: 0.84rem;
    line-height: 1.5;
}

.login-error-bar + .site-main {
    padding-top: 16px;
}

.login-error-bar__close {
    flex: 0 0 auto;
    background: none;
    border: none;
    color: inherit;
    font-size: 1rem;
    line-height: 1;
    cursor: pointer;
    opacity: 0.7;
}

.login-error-bar__close:hover {
    opacity: 1;
}

@media (max-width: 980px) {
    .nav-link {
        padding: 0 11px;
        font-size: 0.7rem;
    }
}

@media (max-width: 860px) {
    .site-navbar {
        padding: 0 14px;
    }

    .nav-links,
    .nav-status,
    .nav-login-btn,
    .nav-user-wrapper {
        display: none;
    }

    .burger {
        display: block;
    }

    .site-main {
        padding: 82px 10px 24px;
    }

    .login-error-bar {
        margin: 82px 10px 0;
        font-size: 0.8rem;
    }
}

@media (max-width: 430px) {
    .brand-subtitle {
        display: none;
    }

    .brand-title {
        font-size: 0.82rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .nav-status-dot.online {
        animation: none;
    }

    .nav-drop,
    .nav-drop__item,
    .nav-user-dropdown {
        transition: none;
    }
}

.site-navbar .nav-item {
    margin-left: 0;
}

.site-navbar .nav-item::after {
    content: none;
}

.site-navbar .nav-link {
    display: flex;
    margin: 0;
    padding: 0 15px !important;
    border-radius: 0;
    font-size: 0.74rem;
    color: var(--doc-muted) !important;
    text-shadow: none;
}

.site-navbar .nav-link:hover,
.site-navbar .nav-item.is-open > .nav-link {
    color: var(--doc-text) !important;
    background: rgba(255, 255, 255, 0.035);
    text-shadow: none;
}

.site-navbar .nav-link.active {
    color: var(--doc-accent) !important;
    background: rgba(212, 167, 106, 0.07);
}