:root {
    --bg: #090d10;
    --panel: rgba(17, 23, 29, 0.94);
    --panel-2: #0b1015;
    --panel-3: #141c23;
    --text: #e7edf2;
    --muted: #8ea0ad;
    --accent: #7dd3fc;
    --accent-strong: #4ade80;
    --warning: #fbbf24;
    --danger: #fb7185;
    --border: #24303c;
    --shadow: 0 18px 40px rgba(0, 0, 0, 0.36);
}

* {
    box-sizing: border-box;
}

html {
    color-scheme: dark;
}

body {
    margin: 0;
    min-height: 100vh;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 16%),
        linear-gradient(0deg, rgba(255, 255, 255, 0.015), transparent 16%),
        var(--bg);
    color: var(--text);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    line-height: 1.5;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    padding: 20px 28px;
    background: rgba(6, 10, 13, 0.92);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(8px);
}

.brand-block {
    min-width: 0;
}

.brand-line {
    display: flex;
    align-items: baseline;
    gap: 10px;
    flex-wrap: wrap;
}

.brand-copy {
    min-width: 0;
}

.brand {
    font-size: 20px;
    font-weight: 700;
}

.tagline {
    color: var(--muted);
    font-size: 13px;
}

.topbar-tools {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    flex-wrap: wrap;
}

.status-chip {
    display: inline-flex;
    align-items: center;
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--panel-2);
    color: var(--muted);
    font-size: 12px;
    text-transform: uppercase;
}

.status-chip.online {
    color: var(--accent-strong);
    border-color: rgba(74, 222, 128, 0.35);
}

.nav {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.nav a {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--panel-2);
    color: var(--text);
    text-decoration: none;
}

.nav a:hover {
    border-color: var(--accent);
    text-decoration: none;
}

.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 26px 20px 32px;
    display: grid;
    gap: 18px;
}

.card,
.login-wrap {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    box-shadow: var(--shadow);
}

.card h1,
.card h2,
.login-wrap h1 {
    margin: 0 0 10px;
}

.terminal-line {
    color: var(--accent-strong);
    margin: 0 0 10px;
    font-size: 13px;
}

.muted {
    color: var(--muted);
}

.notice {
    padding: 12px 14px;
    border-radius: 8px;
    background: var(--panel-2);
    border: 1px solid var(--border);
    margin-bottom: 16px;
}

.error {
    border-left: 4px solid var(--danger);
}

.success {
    border-left: 4px solid var(--accent-strong);
}

label {
    display: block;
    margin: 16px 0 6px;
    font-weight: 700;
    color: var(--text);
}

input[type="text"],
input[type="password"],
input[type="file"],
textarea {
    width: 100%;
    background: #070b0e;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    font: inherit;
    outline: none;
}

input:focus,
textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(125, 211, 252, 0.12);
}

textarea {
    min-height: 130px;
    resize: vertical;
}

button,
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 1px solid transparent;
    border-radius: 8px;
    padding: 10px 14px;
    font: inherit;
    cursor: pointer;
    margin-top: 16px;
    background: var(--accent);
    color: #081014;
    font-weight: 700;
    text-decoration: none;
}

button:hover,
.button:hover {
    filter: brightness(1.05);
    text-decoration: none;
}

.button.secondary,
button.secondary {
    background: transparent;
    color: var(--text);
    border-color: var(--border);
}

.button.secondary:hover,
button.secondary:hover {
    border-color: var(--accent);
}

.button.danger,
button.danger {
    background: #d92d20;
    color: #fff;
    border-color: #d92d20;
}

.button.danger:hover,
button.danger:hover {
    background: #b42318;
    border-color: #b42318;
    color: #fff;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    text-align: left;
    padding: 12px 10px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

th {
    color: var(--muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

tbody tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.notes {
    white-space: pre-wrap;
    max-width: 420px;
}

.profile-header {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 16px;
    align-items: center;
    margin: 18px 0 22px;
}

.profile-avatar {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    overflow: hidden;
    border: 1px solid var(--border);
    background: #071015;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 0;
}

.profile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.profile-meta {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.profile-meta-line {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 12px;
    color: var(--muted);
}

.avatar-editor {
    display: grid;
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 16px;
    align-items: start;
    margin: 18px 0 8px;
}

.avatar-editor-side {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.avatar-editor-main {
    min-width: 0;
    display: grid;
    gap: 10px;
}

.avatar-crop-frame {
    position: relative;
    width: min(100%, var(--avatar-crop-size, 300px));
    aspect-ratio: 1 / 1;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #071015;
    user-select: none;
    touch-action: none;
    cursor: grab;
}

.avatar-crop-frame:active {
    cursor: grabbing;
}

.avatar-crop-frame img {
    position: absolute;
    left: 0;
    top: 0;
    max-width: none;
    max-height: none;
}

.avatar-crop-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    text-align: center;
    color: var(--muted);
}

.avatar-editor-controls {
    width: min(100%, var(--avatar-crop-size, 300px));
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.avatar-editor-controls input[type="range"] {
    width: 100%;
    margin-top: 0;
}

.avatar-editor-controls button,
.avatar-editor-controls .button {
    margin-top: 0;
}

.profile-text {
    white-space: pre-wrap;
    background: var(--panel-2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 14px;
    margin-bottom: 16px;
}

.profile-text.signature {
    color: var(--accent);
}

.filename {
    display: block;
    max-width: 26ch;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    font-weight: 700;
}

.filename-sub {
    color: var(--muted);
    font-size: 12px;
    margin-top: 2px;
}

.login-wrap {
    max-width: 460px;
    margin: 48px auto;
}

.footer {
    color: var(--muted);
    text-align: center;
    padding: 20px;
    border-top: 1px solid var(--border);
    background: rgba(6, 10, 13, 0.92);
}

.inline-form {
    display: inline-flex;
    margin: 0;
}

.inline-form button {
    margin-top: 0;
}

.actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

@media (max-width: 720px) {
    .topbar {
        padding: 18px 16px;
        flex-direction: column;
        align-items: flex-start;
    }

    .container {
        padding: 18px 14px 26px;
    }

    table,
    thead,
    tbody,
    th,
    td,
    tr {
        display: block;
    }

    thead {
        display: none;
    }

    tr {
        border-bottom: 1px solid var(--border);
        padding: 10px 0;
    }

    td {
        border-bottom: 0;
        padding: 7px 0;
    }

    td::before {
        content: attr(data-label);
        display: block;
        color: var(--muted);
        font-size: 11px;
        text-transform: uppercase;
        margin-bottom: 3px;
        letter-spacing: 0.05em;
    }

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

    .actions .button,
    .actions button {
        width: 100%;
    }

    .profile-header {
        grid-template-columns: 1fr;
    }

    .avatar-editor {
        grid-template-columns: 1fr;
    }
}