/* ===================================================================
   Design Tokens — Dark (default)
   =================================================================== */
:root {
    color-scheme: dark;

    /* Background */
    --bg-0: #0f1014;
    --bg-1: #17181c;
    --bg-2: #1e1f24;
    --bg-3: #262830;
    --bg-4: #2f313a;

    /* Foreground */
    --fg-1: #f4f5f7;
    --fg-2: #c9ccd4;
    --fg-3: #8b8f9a;
    --fg-4: #5c606a;

    /* Brand / Accents */
    --accent: #6366f1;
    --accent-hi: #818cf8;
    --accent-lo: #4f46e5;
    --accent-glow: rgba(99, 102, 241, 0.3);

    --success: #22c55e;
    --success-bg: rgba(34, 197, 94, 0.12);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.12);
    --warning: #f59e0b;

    --pink: #ec4899;
    --cyan: #06b6d4;
    --violet: #a855f7;

    /* Borders */
    --border-1: rgba(255, 255, 255, 0.06);
    --border-2: rgba(255, 255, 255, 0.10);

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 0 1px var(--accent-glow), 0 4px 20px var(--accent-glow);

    /* Radii */
    --r-sm: 6px;
    --r-md: 10px;
    --r-lg: 14px;
    --r-xl: 20px;

    /* Motion */
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --dur-fast: 120ms;
    --dur-base: 180ms;
    --dur-slow: 280ms;
}

/* ===================================================================
   Design Tokens — Light
   =================================================================== */
[data-theme="light"] {
    color-scheme: light;

    --bg-0: #f2f4f8;
    --bg-1: #ffffff;
    --bg-2: #ffffff;
    --bg-3: #eef0f4;
    --bg-4: #dfe3eb;

    --fg-1: #0f1014;
    --fg-2: #3a3b3f;
    --fg-3: #6b7280;
    --fg-4: #9ca3af;

    --accent: #4f46e5;
    --accent-hi: #6366f1;
    --accent-lo: #4338ca;
    --accent-glow: rgba(79, 70, 229, 0.2);

    --border-1: rgba(0, 0, 0, 0.06);
    --border-2: rgba(0, 0, 0, 0.12);

    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 2px 8px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 8px 24px rgba(15, 23, 42, 0.12);
    --shadow-glow: 0 0 0 1px var(--accent-glow), 0 4px 20px var(--accent-glow);
}

[data-theme="light"] body {
    background: radial-gradient(ellipse at top, #e9edf5 0%, var(--bg-0) 55%);
}

[data-theme="light"] code {
    background: #f5e8f5;
    color: #c026d3;
}

/* Links a bit darker for contrast on light */
[data-theme="light"] a { color: var(--accent-lo); }
[data-theme="light"] a:hover { color: var(--fg-1); }

/* Topbar more opaque on light for readability */
[data-theme="light"] .topbar { background: rgba(255, 255, 255, 0.85); }

/* Select chevron darker */
[data-theme="light"] select.form-control {
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'><path fill='%236b7280' d='M2 4l4 4 4-4z'/></svg>");
}

/* ===================================================================
   Base
   =================================================================== */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
    font-family: "Inter", "gg sans", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
    margin: 0;
    background: radial-gradient(ellipse at top, #1a1b21 0%, var(--bg-0) 55%);
    background-attachment: fixed;
    color: var(--fg-1);
    font-size: 14px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 { margin: 0; font-weight: 600; }
h1 { font-size: 28px; letter-spacing: -0.02em; line-height: 1.2; }
h2 { font-size: 18px; letter-spacing: -0.01em; }
h3 { font-size: 15px; letter-spacing: -0.005em; }

p { margin: 0; }

code {
    background: var(--bg-3);
    color: var(--pink);
    padding: 2px 7px;
    border-radius: 4px;
    font-size: 0.85em;
    font-family: "JetBrains Mono", "Consolas", "Menlo", monospace;
    border: 1px solid var(--border-1);
}

a { color: var(--accent-hi); text-decoration: none; transition: color var(--dur-fast) var(--ease); }
a:hover { color: var(--fg-1); }

::selection { background: var(--accent-glow); color: var(--fg-1); }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg-4); border-radius: 10px; border: 2px solid var(--bg-0); }
::-webkit-scrollbar-thumb:hover { background: var(--fg-4); }

/* ===================================================================
   Layout chrome
   =================================================================== */
.topbar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 28px;
    background: rgba(23, 24, 28, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-1);
    position: sticky;
    top: 0;
    z-index: 10;
}
.topbar-spacer { flex: 1; }

.brand {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #a855f7 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    text-decoration: none;
    transition: filter var(--dur-base) var(--ease);
    user-select: none;
}
.brand:hover { filter: brightness(1.15) saturate(1.1); }

.brand-title {
    font-size: 40px;
    font-weight: 800;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #a855f7 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    margin: 0 0 8px;
}
.user { color: var(--fg-2); margin-right: 16px; font-weight: 500; font-size: 14px; }
.logout-link {
    color: var(--fg-3);
    padding: 6px 12px;
    border-radius: var(--r-sm);
    transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.logout-link:hover { background: var(--bg-3); color: var(--fg-1); }

.theme-toggle {
    background: var(--bg-3);
    border: 1px solid var(--border-1);
    border-radius: var(--r-sm);
    width: 34px;
    height: 34px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    margin-right: 12px;
    transition: background var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
    color: var(--fg-1);
}
.theme-toggle:hover { background: var(--bg-4); transform: rotate(12deg); }

/* ===================================================================
   Login card (Index)
   =================================================================== */
.login-card, .access-denied {
    max-width: 460px;
    margin: 100px auto;
    padding: 48px 40px;
    background: linear-gradient(145deg, var(--bg-2) 0%, var(--bg-1) 100%);
    border: 1px solid var(--border-1);
    border-radius: var(--r-xl);
    text-align: center;
    box-shadow: var(--shadow-lg);
    animation: fade-up 400ms var(--ease);
}
.login-card h1 { font-size: 32px; margin-bottom: 8px; }
.login-card p { color: var(--fg-3); margin: 4px 0; }
.login-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin: 24px 0 12px;
    padding: 14px 28px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-lo) 100%);
    color: #fff;
    text-decoration: none;
    border-radius: var(--r-md);
    font-weight: 600;
    font-size: 15px;
    box-shadow: var(--shadow-md), 0 0 0 1px rgba(255,255,255,0.05) inset;
    transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-base) var(--ease);
}
.login-button:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg), 0 0 24px var(--accent-glow); }
.login-button:active { transform: translateY(0); }
.hint { color: var(--fg-4); font-size: 13px; margin-top: 20px; }

/* ===================================================================
   /servers page
   =================================================================== */
.servers-container { max-width: 1100px; margin: 0 auto; padding: 40px 24px; animation: fade-up 300ms var(--ease); }
.servers-container h1 { font-size: 32px; }
.subtitle { color: var(--fg-3); margin-bottom: 28px; font-size: 15px; }

.server-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 14px;
}
.server-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px;
    background: linear-gradient(145deg, var(--bg-2) 0%, var(--bg-1) 100%);
    border: 1px solid var(--border-1);
    border-radius: var(--r-md);
    text-decoration: none;
    color: inherit;
    transition: transform var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
    position: relative;
    overflow: hidden;
}
.server-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 0%, var(--accent-glow) 100%);
    opacity: 0;
    transition: opacity var(--dur-base) var(--ease);
    pointer-events: none;
}
.server-card:hover { transform: translateY(-2px); border-color: var(--accent); box-shadow: var(--shadow-md), 0 0 0 1px var(--accent-glow); }
.server-card:hover::before { opacity: 0.15; }
.server-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}
.server-icon-placeholder {
    background: linear-gradient(135deg, var(--accent) 0%, var(--violet) 100%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 22px;
    text-transform: uppercase;
}
.server-meta { min-width: 0; flex: 1; }
.server-name { font-weight: 600; font-size: 15px; color: var(--fg-1); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.server-stats { font-size: 12px; color: var(--fg-3); margin-top: 2px; }

/* ===================================================================
   /server/{id} layout
   =================================================================== */
.server-layout { display: flex; min-height: calc(100vh - 56px); animation: fade-in 250ms var(--ease); }

.server-sidebar {
    width: 240px;
    background: rgba(23, 24, 28, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 24px 0;
    border-right: 1px solid var(--border-1);
    flex-shrink: 0;
}
.server-sidebar h3 {
    margin: 0 20px 16px;
    font-size: 11px;
    text-transform: uppercase;
    color: var(--fg-4);
    letter-spacing: 0.08em;
    font-weight: 700;
}
.sidebar-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    color: var(--fg-2);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    margin: 0 8px 2px;
    border-radius: var(--r-sm);
    transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
    position: relative;
}
.sidebar-item:hover { background: var(--bg-3); color: var(--fg-1); }
.sidebar-item.active {
    background: linear-gradient(90deg, var(--accent-glow) 0%, transparent 100%);
    color: var(--fg-1);
}
.sidebar-item.active::before {
    content: "";
    position: absolute;
    left: -8px;
    top: 8px;
    bottom: 8px;
    width: 3px;
    background: linear-gradient(180deg, var(--accent-hi), var(--accent));
    border-radius: 0 3px 3px 0;
    box-shadow: 0 0 12px var(--accent-glow);
}
.sidebar-item.disabled { color: var(--fg-4); cursor: not-allowed; }
.sidebar-item.disabled:hover { background: transparent; color: var(--fg-4); }
span.sidebar-item { user-select: none; }
span.sidebar-item:focus { outline: none; }
.sidebar-divider { height: 1px; background: var(--border-1); margin: 12px 20px; }

.server-main { flex: 1; padding: 40px 48px; max-width: 1200px; }

.page-title {
    font-size: 11px;
    color: var(--fg-4);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
    margin: 0 0 8px;
}

/* ===================================================================
   Overview cards (stat tiles)
   =================================================================== */
.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
    margin-top: 20px;
}
.overview-card {
    background: linear-gradient(145deg, var(--bg-2) 0%, var(--bg-1) 100%);
    padding: 20px;
    border-radius: var(--r-md);
    border: 1px solid var(--border-1);
    transition: transform var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease);
    position: relative;
    overflow: hidden;
}
.overview-card:hover { transform: translateY(-1px); border-color: var(--border-2); }
.overview-card::after {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 3px;
    height: 100%;
    background: var(--accent);
    opacity: 0.6;
}
.overview-card:nth-child(1)::after { background: var(--accent); }
.overview-card:nth-child(2)::after { background: var(--cyan); }
.overview-card:nth-child(3)::after { background: var(--success); }
.overview-card:nth-child(4)::after { background: var(--warning); }
.overview-card:nth-child(5)::after { background: var(--violet); }
.overview-card:nth-child(6)::after { background: var(--pink); }
.overview-card-label { font-size: 11px; color: var(--fg-3); text-transform: uppercase; letter-spacing: 0.08em; font-weight: 600; }
.overview-card-value { font-size: 28px; font-weight: 700; margin-top: 6px; letter-spacing: -0.02em; }
.overview-card-sub { font-size: 12px; color: var(--fg-3); margin-top: 4px; line-height: 1.5; }

/* ===================================================================
   Forms
   =================================================================== */
.form-row { margin: 20px 0; max-width: 480px; }
.form-row label {
    display: block;
    font-size: 11px;
    color: var(--fg-3);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
    margin-bottom: 8px;
}
.form-control {
    width: 100%;
    padding: 11px 14px;
    background: var(--bg-1);
    border: 1px solid var(--border-2);
    border-radius: var(--r-sm);
    color: var(--fg-1);
    font-size: 14px;
    font-family: inherit;
    transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'><path fill='%238b8f9a' d='M2 4l4 4 4-4z'/></svg>");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* ===================================================================
   Buttons
   =================================================================== */
.btn-primary, .btn-secondary, .btn-danger {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 0;
    padding: 10px 18px;
    border-radius: var(--r-sm);
    font-weight: 600;
    cursor: pointer;
    font-size: 14px;
    font-family: inherit;
    transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-base) var(--ease), background var(--dur-fast) var(--ease);
}
.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-lo) 100%);
    color: #fff;
    box-shadow: var(--shadow-sm), 0 0 0 1px rgba(255,255,255,0.05) inset;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: var(--shadow-md), 0 0 16px var(--accent-glow); }
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: var(--shadow-sm); }

.btn-secondary { background: var(--bg-3); color: var(--fg-1); border: 1px solid var(--border-2); }
.btn-secondary:hover { background: var(--bg-4); transform: translateY(-1px); }
.btn-secondary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-danger { background: var(--danger); color: #fff; padding: 6px 10px; font-size: 12px; }
.btn-danger:hover { background: #dc2626; }

/* ===================================================================
   Alert boxes (inline warnings/errors on pages)
   =================================================================== */
.alert {
    border-radius: var(--r-md);
    padding: 14px 18px;
    margin: 12px 0 16px;
    max-width: 640px;
    border: 1px solid transparent;
    font-size: 14px;
}
.alert strong { display: block; margin-bottom: 2px; }
.alert p { line-height: 1.5; }
.alert-warning {
    background: rgba(245, 158, 11, 0.12);
    border-color: rgba(245, 158, 11, 0.4);
    color: #fbbf24;
}
[data-theme="light"] .alert-warning {
    background: rgba(245, 158, 11, 0.08);
    color: #b45309;
}
.alert-info {
    background: rgba(99, 102, 241, 0.12);
    border-color: rgba(99, 102, 241, 0.35);
    color: var(--accent-hi);
}

/* ===================================================================
   Char counter
   =================================================================== */
.char-counter { font-size: 11px; color: var(--fg-4); text-align: right; margin-top: 4px; font-family: "JetBrains Mono", monospace; }

/* Color picker row */
.color-picker-row { display: flex; gap: 10px; align-items: center; }
.color-swatch {
    width: 42px;
    height: 42px;
    border: 1px solid var(--border-2);
    border-radius: var(--r-sm);
    cursor: pointer;
    background: var(--bg-1);
    padding: 2px;
}
.color-swatch::-webkit-color-swatch-wrapper { padding: 0; }
.color-swatch::-webkit-color-swatch { border: 0; border-radius: 4px; }

/* ===================================================================
   Welcome preview (Discord-embed-lookalike)
   =================================================================== */
.welcome-preview {
    max-width: 520px;
    padding: 16px 20px;
    background: var(--bg-2);
    border-left: 4px solid #57F287;
    border-radius: 6px;
    margin-top: 12px;
}
.welcome-preview-title { font-weight: 700; font-size: 16px; margin-bottom: 8px; color: var(--fg-1); }
.welcome-preview-desc { color: var(--fg-2); font-size: 14px; line-height: 1.5; white-space: pre-wrap; }
.preview-button {
    display: inline-block;
    background: #5865F2;
    color: #fff;
    padding: 8px 14px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: default;
}

/* ===================================================================
   Chips
   =================================================================== */
.chip-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-3);
    color: var(--fg-1);
    padding: 7px 12px 7px 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    border: 1px solid var(--border-1);
    transition: border-color var(--dur-fast) var(--ease);
}
.chip:hover { border-color: var(--border-2); }
.chip .chip-remove {
    background: none;
    border: 0;
    color: var(--fg-3);
    cursor: pointer;
    font-size: 18px;
    padding: 0;
    line-height: 1;
    width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.chip .chip-remove:hover { background: var(--danger-bg); color: var(--danger); }

/* ===================================================================
   Toast feedback
   =================================================================== */
.save-feedback {
    position: fixed;
    bottom: 28px;
    right: 28px;
    padding: 14px 20px;
    border-radius: var(--r-md);
    font-weight: 500;
    font-size: 14px;
    z-index: 100;
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    animation: toast-in 220ms var(--ease);
    display: flex;
    align-items: center;
    gap: 10px;
}
.save-feedback-success { background: rgba(34, 197, 94, 0.95); color: #fff; }
.save-feedback-success::before { content: "✓"; font-size: 16px; }
.save-feedback-error { background: rgba(239, 68, 68, 0.95); color: #fff; }
.save-feedback-error::before { content: "⚠"; font-size: 16px; }
@keyframes toast-in {
    from { opacity: 0; transform: translateY(16px) scale(0.96); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ===================================================================
   Module toggles (custom switches)
   =================================================================== */
.modules-section { max-width: 680px; }
.modules-section h2 { color: var(--fg-1); margin-top: 28px; font-size: 11px; color: var(--fg-4); text-transform: uppercase; letter-spacing: 0.08em; font-weight: 700; }

.module-toggle {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    background: linear-gradient(145deg, var(--bg-2) 0%, var(--bg-1) 100%);
    border: 1px solid var(--border-1);
    border-radius: var(--r-md);
    margin-bottom: 10px;
    cursor: pointer;
    transition: border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.module-toggle:hover { border-color: var(--border-2); transform: translateX(2px); }
.module-toggle input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 44px;
    height: 24px;
    background: var(--bg-4);
    border-radius: 999px;
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
    transition: background var(--dur-base) var(--ease);
}
.module-toggle input[type="checkbox"]::after {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: var(--fg-2);
    border-radius: 50%;
    transition: transform var(--dur-base) var(--ease), background var(--dur-base) var(--ease);
    box-shadow: var(--shadow-sm);
}
.module-toggle input[type="checkbox"]:checked {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-lo) 100%);
}
.module-toggle input[type="checkbox"]:checked::after {
    transform: translateX(20px);
    background: #fff;
}
.module-toggle input[type="checkbox"]:disabled { cursor: not-allowed; opacity: 0.5; }
.module-toggle input[type="checkbox"]:disabled::after { cursor: not-allowed; }
.module-toggle-label { display: flex; flex-direction: column; gap: 2px; }
.module-name { color: var(--fg-1); font-weight: 500; font-size: 14px; }
.module-key { color: var(--fg-4); font-size: 11px; font-family: "JetBrains Mono", "Consolas", monospace; margin-top: 2px; }

/* ===================================================================
   Loading + Empty + Error states
   =================================================================== */
.loading-wrap { display: inline-flex; align-items: center; gap: 12px; color: var(--fg-3); }
.spinner {
    width: 20px;
    height: 20px;
    border: 2.5px solid var(--bg-3);
    border-top-color: var(--accent);
    border-right-color: var(--accent-hi);
    border-radius: 50%;
    animation: spin 700ms linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text { font-size: 14px; }

.empty-state {
    background: linear-gradient(145deg, var(--bg-2) 0%, var(--bg-1) 100%);
    padding: 56px 40px;
    border-radius: var(--r-lg);
    text-align: center;
    color: var(--fg-3);
    border: 1px dashed var(--border-2);
}
.empty-state-icon { font-size: 56px; margin-bottom: 16px; opacity: 0.7; }
.empty-state h3 { color: var(--fg-1); margin: 0 0 10px; font-size: 18px; }
.empty-state p { margin: 4px 0; }

.error-boundary {
    background: linear-gradient(135deg, rgba(239,68,68,0.08) 0%, rgba(239,68,68,0.04) 100%);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--r-md);
    padding: 24px;
    margin: 24px;
    color: #fecaca;
}
.error-boundary h3 { color: #fca5a5; margin-top: 0; font-size: 17px; margin-bottom: 10px; }

/* ===================================================================
   Animations
   =================================================================== */
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes fade-up {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===================================================================
   Mobile
   =================================================================== */
.mobile-menu-toggle { display: none; background: none; border: 0; color: var(--fg-1); font-size: 20px; cursor: pointer; padding: 8px 12px; }
.sidebar-backdrop { display: none; }

@media (max-width: 800px) {
    .server-layout { flex-direction: column; }
    .mobile-menu-toggle {
        display: inline-flex;
        position: fixed;
        top: 12px;
        left: 12px;
        z-index: 50;
        background: var(--bg-3);
        border: 1px solid var(--border-2);
        border-radius: var(--r-sm);
        width: 40px;
        height: 40px;
        align-items: center;
        justify-content: center;
    }
    .server-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        z-index: 40;
        transform: translateX(-100%);
        transition: transform var(--dur-slow) var(--ease);
        padding-top: 72px;
    }
    .server-sidebar.open { transform: translateX(0); box-shadow: var(--shadow-lg); }
    .sidebar-backdrop.open {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.6);
        backdrop-filter: blur(2px);
        z-index: 30;
        animation: fade-in var(--dur-base) var(--ease);
    }
    .server-main { padding: 72px 20px 24px; }
    .topbar { padding-left: 64px; }
    .brand { font-size: 17px; }
    .server-grid { grid-template-columns: 1fr; }
    .overview-grid { grid-template-columns: 1fr; }
    .form-row { max-width: 100%; }
    .servers-container { padding: 24px 16px; }
    .servers-container h1 { font-size: 24px; }
}