:root {
    --bg: #f3efe5;
    --surface: rgba(255, 252, 245, 0.9);
    --surface-strong: #fff9ef;
    --text: #1d1a17;
    --muted: #6d645b;
    --accent: #0f766e;
    --accent-strong: #115e59;
    --line: rgba(29, 26, 23, 0.12);
    --shadow: 0 24px 60px rgba(33, 24, 10, 0.14);
    --radius: 24px;
    --oc-accent: #6d28d9;
    --oc-accent-light: rgba(109, 40, 217, 0.10);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(15, 118, 110, 0.16), transparent 32%),
        radial-gradient(circle at top right, rgba(180, 83, 9, 0.14), transparent 28%),
        linear-gradient(180deg, #f8f3e7 0%, var(--bg) 100%);
}

.page-shell {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 40px 0 72px;
}

.hero {
    padding: 24px 8px 28px;
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--accent-strong);
    font-size: 0.82rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.hero h1 {
    margin: 0;
    font-size: clamp(2.2rem, 5vw, 4.4rem);
    line-height: 0.96;
}

.hero-copy {
    max-width: 760px;
    margin: 18px 0 0;
    color: var(--muted);
    font-size: 1.04rem;
    line-height: 1.7;
}

/* ── Login overlay ── */

.login-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(circle at top left, rgba(15, 118, 110, 0.16), transparent 32%),
        radial-gradient(circle at top right, rgba(180, 83, 9, 0.14), transparent 28%),
        linear-gradient(180deg, #f8f3e7 0%, var(--bg) 100%);
}

.login-card {
    width: min(400px, calc(100% - 40px));
    padding: 36px 32px;
    text-align: center;
}

.login-card h2 {
    margin: 0 0 24px;
    font-size: 1.6rem;
}

.login-card .eyebrow {
    margin-bottom: 8px;
}

.login-card form {
    display: grid;
    gap: 16px;
    text-align: left;
}

.login-btn {
    width: 100%;
    padding: 14px;
    background: var(--accent);
    color: #f7f8f3;
    font-size: 1rem;
    font-weight: 500;
}

.login-btn:hover {
    background: var(--accent-strong);
}

.remember-label {
    display: flex !important;
    align-items: center;
    gap: 8px;
    flex-direction: row;
    font-size: 0.9rem;
    color: var(--muted);
    cursor: pointer;
}

.remember-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.login-error {
    color: #dc2626;
    font-size: 0.9rem;
    margin: 0;
    min-height: 1.4em;
}

.logout-btn {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 100;
    padding: 8px 18px;
    background: rgba(0, 0, 0, 0.06);
    color: var(--muted);
    border: 1px solid var(--line);
    border-radius: 999px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 160ms ease;
}

.logout-btn:hover {
    background: rgba(220, 38, 38, 0.08);
    color: #dc2626;
    border-color: rgba(220, 38, 38, 0.2);
}

/* ── section navigation ── */

.section-nav {
    display: flex;
    gap: 10px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.nav-pill {
    display: inline-block;
    padding: 10px 22px;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    color: var(--muted);
    background: var(--surface);
    border: 1px solid var(--line);
    cursor: pointer;
    transition: all 180ms ease;
}

.nav-pill:hover {
    color: var(--text);
    border-color: var(--accent);
}

.nav-pill.active {
    color: #f7f8f3;
    background: var(--accent);
    border-color: var(--accent);
}

.section-hidden {
    display: none;
}

/* ── panels ── */

.panel {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
}

.config-panel,
.preview-panel {
    padding: 24px;
}

.panel-header,
.section-header {
    margin-bottom: 18px;
}

.panel-header h2,
.section-header h2,
.device-card h3,
.openclaw-card h3 {
    margin: 0;
    font-size: 1.35rem;
}

.panel-header p,
.section-header p,
.device-hint {
    margin: 8px 0 0;
    color: var(--muted);
    line-height: 1.6;
}

.config-grid,
.device-meta {
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

label {
    display: grid;
    gap: 8px;
}

label span,
.device-label {
    color: var(--muted);
    font-size: 0.9rem;
}

input,
select,
textarea,
button,
a {
    font: inherit;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid rgba(17, 24, 39, 0.14);
    border-radius: 16px;
    padding: 13px 14px;
    background: var(--surface-strong);
    color: var(--text);
}

textarea {
    min-height: 128px;
    resize: vertical;
}

.devices-section {
    margin-top: 28px;
}

.device-grid {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.device-card {
    padding: 22px;
}

.device-card__header,
.device-actions,
.preview-actions {
    display: flex;
    gap: 12px;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.device-card__header {
    margin-bottom: 18px;
}

.device-meta {
    margin-bottom: 18px;
}

button,
.preview-actions a {
    border: 0;
    border-radius: 999px;
    padding: 12px 18px;
    cursor: pointer;
    text-decoration: none;
    transition: transform 160ms ease, background-color 160ms ease, opacity 160ms ease;
}

button:hover,
.preview-actions a:hover {
    transform: translateY(-1px);
}

.use-device,
.open-remote,
#copy-preview,
.preview-actions a {
    background: var(--accent);
    color: #f7f8f3;
}

.copy-link {
    background: rgba(15, 118, 110, 0.12);
    color: var(--accent-strong);
}

.preview-panel {
    margin-top: 28px;
}

/* ── OpenClaw card styles ── */

.openclaw-card {
    padding: 22px;
}

.openclaw-card__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 18px;
    gap: 12px;
}

.oc-label {
    margin: 0 0 4px;
    color: var(--muted);
    font-size: 0.9rem;
}

.oc-badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    white-space: nowrap;
}

.oc-badge--pro {
    background: var(--oc-accent-light);
    color: var(--oc-accent);
}

.oc-badge--lite {
    background: rgba(15, 118, 110, 0.10);
    color: var(--accent-strong);
}

.oc-info-grid {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    margin-bottom: 16px;
}

.oc-info-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.oc-info-label {
    color: var(--muted);
    font-size: 0.82rem;
}

.oc-info-value {
    font-size: 0.95rem;
    word-break: break-all;
}

.oc-token-details {
    margin-bottom: 14px;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 0;
    overflow: hidden;
}

.oc-token-details summary {
    padding: 10px 14px;
    cursor: pointer;
    color: var(--muted);
    font-size: 0.88rem;
    user-select: none;
}

.oc-token-details summary:hover {
    background: rgba(0, 0, 0, 0.02);
}

.oc-token-details[open] summary {
    border-bottom: 1px solid var(--line);
}

.oc-token {
    display: block;
    padding: 10px 14px;
    font-family: "Cascadia Code", "Fira Code", monospace;
    font-size: 0.82rem;
    word-break: break-all;
    background: var(--surface-strong);
    color: var(--text);
}

.oc-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.oc-open-lan,
.oc-open-wan {
    display: inline-block;
    border: 0;
    border-radius: 999px;
    padding: 12px 18px;
    cursor: pointer;
    text-decoration: none;
    font: inherit;
    transition: transform 160ms ease, background-color 160ms ease;
}

.oc-open-lan {
    background: var(--oc-accent);
    color: #f7f8f3;
}

.oc-open-wan {
    background: rgba(109, 40, 217, 0.12);
    color: var(--oc-accent);
}

.oc-open-lan:hover,
.oc-open-wan:hover {
    transform: translateY(-1px);
}

.oc-services {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.oc-service-label {
    color: var(--muted);
    font-size: 0.86rem;
}

.oc-service-tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 0.8rem;
    background: rgba(0, 0, 0, 0.05);
    color: var(--text);
}

/* ── IntelliConnect styles ── */

.service-card {
    padding: 22px;
}

.service-card__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 18px;
    gap: 12px;
}

.service-label {
    margin: 0 0 4px;
    color: var(--muted);
    font-size: 0.9rem;
}

.ic-badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    white-space: nowrap;
    background: rgba(59, 130, 246, 0.10);
    color: #2563eb;
}

.ic-link {
    font-size: 0.95rem;
    color: var(--accent);
    text-decoration: none;
    word-break: break-all;
}

.ic-link:hover {
    text-decoration: underline;
}

.ic-open-btn {
    display: inline-block;
    border: 0;
    border-radius: 999px;
    padding: 12px 18px;
    cursor: pointer;
    text-decoration: none;
    font: inherit;
    background: #2563eb;
    color: #f7f8f3;
    transition: transform 160ms ease, background-color 160ms ease;
}

.ic-open-btn:hover {
    transform: translateY(-1px);
    background: #1d4ed8;
}

.ic-open-btn--lan {
    background: rgba(37, 99, 235, 0.12);
    color: #2563eb;
}

.ic-open-btn--lan:hover {
    background: rgba(37, 99, 235, 0.2);
}

/* ── GPU 桌面 styles ── */

.gpu-card {
    padding: 22px;
}

.gpu-badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    white-space: nowrap;
    background: rgba(16, 185, 129, 0.10);
    color: #059669;
}

.gpu-modes {
    display: grid;
    gap: 16px;
    grid-template-columns: 1fr 1fr;
}

.gpu-mode-card {
    border-radius: 10px;
    padding: 16px 18px;
}

.gpu-mode-card--ssh {
    background: rgba(16, 185, 129, 0.06);
    border: 1px solid rgba(16, 185, 129, 0.15);
}

.gpu-mode-card--rdp {
    background: rgba(245, 158, 11, 0.06);
    border: 1px solid rgba(245, 158, 11, 0.15);
}

.gpu-mode-card h4 {
    margin: 0 0 8px;
    font-size: 1rem;
    font-weight: 600;
}

.gpu-mode-card--ssh h4 { color: #059669; }
.gpu-mode-card--rdp h4 { color: #d97706; }

.gpu-mode-desc {
    margin: 0 0 12px;
    color: var(--muted);
    font-size: 0.88rem;
}

.gpu-cmd-block {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    background: rgba(0, 0, 0, 0.04);
    border-radius: 6px;
    padding: 6px 10px;
}

.gpu-cmd-block code {
    flex: 1;
    font-family: 'Cascadia Code', 'Fira Code', 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    word-break: break-all;
    color: var(--text);
}

.gpu-copy-cmd {
    flex-shrink: 0;
    border: 0;
    border-radius: 4px;
    padding: 3px 10px;
    cursor: pointer;
    font-size: 0.78rem;
    background: rgba(16, 185, 129, 0.12);
    color: #059669;
    transition: background 120ms ease;
}

.gpu-copy-cmd:hover {
    background: rgba(16, 185, 129, 0.22);
}

.gpu-mode-note {
    margin: 6px 0 0;
    font-size: 0.8rem;
    color: var(--muted);
}

.gpu-mode-note code {
    font-family: 'Cascadia Code', 'Fira Code', monospace;
    font-size: 0.78rem;
    background: rgba(0, 0, 0, 0.05);
    padding: 1px 5px;
    border-radius: 3px;
}

.gpu-steps {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.gpu-step {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.gpu-step-num {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: #d97706;
    color: #fff;
    font-size: 0.82rem;
    font-weight: 700;
    margin-top: 2px;
}

.gpu-step-title {
    margin: 0 0 6px;
    font-weight: 600;
    font-size: 0.92rem;
}

.gpu-tag {
    background: rgba(16, 185, 129, 0.10) !important;
    color: #059669 !important;
}

/* ── WeChat Bot styles ── */

.wxbot-card {
    padding: 22px;
}

.wxbot-badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    white-space: nowrap;
    background: rgba(34, 197, 94, 0.10);
    color: #16a34a;
}

.wxbot-link {
    font-size: 0.95rem;
    color: #16a34a;
    text-decoration: none;
    word-break: break-all;
}

.wxbot-link:hover {
    text-decoration: underline;
}

.wxbot-open-btn {
    display: inline-block;
    border: 0;
    border-radius: 999px;
    padding: 12px 18px;
    cursor: pointer;
    text-decoration: none;
    font: inherit;
    background: #16a34a;
    color: #f7f8f3;
    transition: transform 160ms ease, background-color 160ms ease;
}

.wxbot-open-btn:hover {
    transform: translateY(-1px);
    background: #15803d;
}

.wxbot-tag {
    background: rgba(34, 197, 94, 0.08);
    color: #16a34a;
}

/* ── Control Plane styles ── */

.cpanel-card {
    padding: 22px;
}

.cpanel-badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    white-space: nowrap;
    background: rgba(99, 102, 241, 0.10);
    color: #6366f1;
}

.cpanel-link {
    font-size: 0.95rem;
    color: #6366f1;
    text-decoration: none;
    word-break: break-all;
}

.cpanel-link:hover {
    text-decoration: underline;
}

.cpanel-open-btn {
    display: inline-block;
    border: 0;
    border-radius: 999px;
    padding: 12px 18px;
    cursor: pointer;
    text-decoration: none;
    font: inherit;
    background: #6366f1;
    color: #f7f8f3;
    transition: transform 160ms ease, background-color 160ms ease;
}

.cpanel-open-btn:hover {
    transform: translateY(-1px);
    background: #4f46e5;
}

.cpanel-tag {
    background: rgba(99, 102, 241, 0.08);
    color: #6366f1;
}

/* ── Memo styles ── */

.memo-panel {
    padding: 22px;
}

.memo-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 8px;
}

.memo-header h2 {
    margin: 0;
}

.memo-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.memo-status {
    font-size: 0.82rem;
    color: #059669;
    font-weight: 500;
    min-width: 48px;
    text-align: right;
}

.memo-btn {
    border: 0;
    border-radius: 6px;
    padding: 6px 14px;
    cursor: pointer;
    font: inherit;
    font-size: 0.85rem;
    transition: background 120ms ease;
}

.memo-btn--secondary {
    background: rgba(139, 92, 246, 0.10);
    color: #7c3aed;
}

.memo-btn--secondary:hover {
    background: rgba(139, 92, 246, 0.20);
}

.memo-hint {
    margin: 0 0 12px;
    color: var(--muted);
    font-size: 0.88rem;
}

.memo-editor {
    display: block;
    width: 100%;
    min-height: 500px;
    padding: 16px;
    border: 1px solid rgba(139, 92, 246, 0.18);
    border-radius: 10px;
    background: rgba(139, 92, 246, 0.03);
    color: var(--text);
    font-family: 'Cascadia Code', 'Fira Code', 'JetBrains Mono', 'Consolas', monospace;
    font-size: 0.92rem;
    line-height: 1.65;
    resize: vertical;
    outline: none;
    tab-size: 4;
    transition: border-color 160ms ease;
}

.memo-editor:focus {
    border-color: rgba(139, 92, 246, 0.45);
}

.memo-editor::placeholder {
    color: var(--muted);
    opacity: 0.6;
}

@media (max-width: 720px) {
    .gpu-modes {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 720px) {
    .page-shell {
        width: min(100% - 20px, 1180px);
        padding-top: 24px;
    }

    .hero h1 {
        line-height: 1.02;
    }

    .config-panel,
    .preview-panel,
    .device-card,
    .openclaw-card {
        padding: 18px;
    }

    .oc-info-grid {
        grid-template-columns: 1fr;
    }
}