/* vpn-config.css */

.vpn-main { max-width: 900px; }

/* ── Tabs ──────────────────────────────────────────────────────────────────── */
.vpn-tabs { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1rem; }

.vtab {
    padding: 0.45rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    font-family: var(--font-main);
    font-size: 0.92rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--color-text-muted);
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.vtab.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.vtab:not(.active):hover { border-color: var(--color-primary); color: var(--color-primary); }

.vpn-panel { display: none; }
.vpn-panel.active { display: block; }

/* ── Sections ──────────────────────────────────────────────────────────────── */
.vpn-section {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.2rem;
    margin-bottom: 1rem;
}

.vpn-section-title {
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 0.9rem;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.vpn-subsection-title {
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin: 1rem 0 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.vpn-info-box {
    background: #e8f0fe;
    border: 1px solid #c5d8f8;
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    font-size: 0.88rem;
    line-height: 1.6;
    color: #1a3c6e;
}

.vpn-cmd-hint {
    background: #1e1e2e;
    color: #cdd6f4;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    padding: 0.6rem 0.8rem;
    border-radius: var(--radius-sm);
    margin-top: 0.5rem;
}

/* ── Fields ────────────────────────────────────────────────────────────────── */
.vpn-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.8rem;
}

.vpn-field { display: flex; flex-direction: column; gap: 0.3rem; }
.vpn-field-full { grid-column: 1 / -1; }

.vpn-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: 0.3rem;
    flex-wrap: wrap;
}

/* ── Routing row ───────────────────────────────────────────────────────────── */
.vpn-routing-row {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 0.8rem;
    flex-wrap: wrap;
}

/* ── Options group ─────────────────────────────────────────────────────────── */
.vpn-option-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 0.8rem;
    padding: 0.7rem 0.8rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.vpn-toggle-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.88rem;
    cursor: pointer;
}

.vpn-toggle-label input[type="checkbox"] {
    margin-top: 0.15rem;
    flex-shrink: 0;
}

/* ── Port forward rows ─────────────────────────────────────────────────────── */
.vpn-portfwd-row {
    display: grid;
    grid-template-columns: 80px 60px 1fr 60px auto;
    gap: 0.5rem;
    align-items: end;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.7rem 0.8rem;
    margin-bottom: 0.5rem;
}

.vpn-portfwd-row > div {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.vpn-portfwd-row label {
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--color-text-muted);
    white-space: nowrap;
}

.vpn-portfwd-row input,
.vpn-portfwd-row select {
    font-size: 0.84rem;
    padding: 0.4rem 0.45rem;
}

.vpn-del-btn {
    background: #f8d7da;
    border: 1px solid #f5c2c7;
    color: #842029;
    border-radius: var(--radius-sm);
    padding: 0.4rem 0.6rem;
    cursor: pointer;
    font-size: 0.8rem;
    line-height: 1;
    align-self: flex-end;
    transition: background 0.15s;
}
.vpn-del-btn:hover { background: #f5c2c7; }

/* ── Textarea ──────────────────────────────────────────────────────────────── */
.vpn-textarea {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    resize: vertical;
    width: 100%;
    box-sizing: border-box;
}

.vpn-hint {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    margin: 0.25rem 0 0;
}

.vpn-hint code {
    font-family: var(--font-mono);
    background: #f0f4fa;
    padding: 0.1rem 0.3rem;
    border-radius: 3px;
}

/* ── Peer rows ─────────────────────────────────────────────────────────────── */
.vpn-peer-row {
    background: #f8fafd;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.9rem;
    margin-bottom: 0.6rem;
}

.vpn-peer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.6rem;
    font-weight: 700;
    font-size: 0.88rem;
    color: var(--color-text-muted);
}

.vpn-del-peer {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c2c2;
    border-radius: var(--radius-sm);
    padding: 0.2rem 0.5rem;
    font-size: 0.8rem;
    cursor: pointer;
}
.vpn-del-peer:hover { background: #f5c2c2; }

.vpn-peer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem;
}

/* ── Client routing select ─────────────────────────────────────────────────── */
.vpn-peer-routing {
    grid-column: 1 / -1;
}

/* ── Buttons ───────────────────────────────────────────────────────────────── */
.vpn-add-btn {
    background: #e8f0fe;
    color: var(--color-primary);
    border: 1px solid #c5d8f8;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 600;
    padding: 0.45rem 1rem;
    cursor: pointer;
    margin-top: 0.3rem;
    transition: background 0.15s;
}
.vpn-add-btn:hover { background: #d0e3fc; }

.vpn-btn-row { display: flex; gap: 0.6rem; margin-bottom: 1rem; flex-wrap: wrap; }

.vpn-sec-btn { background: #6c757d; }
.vpn-sec-btn:hover { background: #545b62; }

/* ── Output ────────────────────────────────────────────────────────────────── */
.vpn-output-block { margin-bottom: 1rem; }

.vpn-output-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0.8rem;
    background: #f0f4fa;
    border: 1px solid var(--color-border);
    border-bottom: none;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    font-size: 0.85rem;
    font-weight: 700;
}

.vpn-path-note { font-weight: 400; color: var(--color-text-muted); font-size: 0.78rem; margin-left: 0.3rem; }

.vpn-output-box {
    background: #1e1e2e;
    color: #cdd6f4;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    padding: 1rem;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    border: 1px solid var(--color-border);
    white-space: pre;
    overflow-x: auto;
    min-height: 80px;
    margin: 0;
    line-height: 1.6;
}

.vpn-copy-btn {
    background: #e8f0fe;
    color: var(--color-primary);
    border: 1px solid #c5d8f8;
    border-radius: var(--radius-sm);
    padding: 0.2rem 0.6rem;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}
.vpn-copy-btn:hover { background: #d0e3fc; }
.vpn-copy-btn.copied { background: #d4edda; color: #155724; border-color: #c3e6cb; }

/* ── Reference cards ───────────────────────────────────────────────────────── */
.vpn-ref-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}

.vpn-ref-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1rem;
    font-size: 0.88rem;
    line-height: 1.6;
}

.vpn-ref-title {
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 0.6rem;
    color: var(--color-primary);
}

.vpn-ref-card p { margin: 0 0 0.5rem; }
.vpn-ref-card code {
    background: #f0f4fa;
    padding: 0.1rem 0.3rem;
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
}

.vpn-code-block {
    background: #1e1e2e;
    color: #cdd6f4;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    padding: 0.6rem 0.8rem;
    border-radius: var(--radius-sm);
    margin-top: 0.5rem;
    white-space: pre;
    overflow-x: auto;
    line-height: 1.55;
}

/* ── No rules msg ──────────────────────────────────────────────────────────── */
.vpn-no-rules {
    font-size: 0.86rem;
    color: var(--color-text-muted);
    font-style: italic;
    margin: 0.3rem 0;
    padding: 0.3rem 0;
}

/* ── Tooltip ───────────────────────────────────────────────────────────────── */
.vpn-info-icon { cursor: pointer; font-size: 0.8rem; opacity: 0.7; user-select: none; flex-shrink: 0; }
.vpn-info-icon:hover { opacity: 1; }

.vpn-tooltip {
    position: fixed;
    z-index: 999;
    max-width: 300px;
    background: #1e1e2e;
    color: #cdd6f4;
    font-size: 0.8rem;
    line-height: 1.5;
    padding: 0.6rem 0.85rem;
    border-radius: var(--radius-md);
    pointer-events: none;
    display: none;
    box-shadow: 0 4px 16px rgba(0,0,0,0.25);
}
.vpn-tooltip.visible { display: block; }

/* ── Responsive ─────────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
    .vpn-grid { grid-template-columns: 1fr; }
    .vpn-peer-grid { grid-template-columns: 1fr; }
    .vpn-ref-grid { grid-template-columns: 1fr; }
    .vpn-btn-row { flex-direction: column; }
    .vpn-portfwd-row { grid-template-columns: 1fr 1fr; }
}