/* ── Reset & Base ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-primary:   #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-bg:        #ffffff;
  --color-bg-alt:    #f8fafc;
  --color-border:    #e2e8f0;
  --color-text:      #0f172a;
  --color-muted:     #64748b;
  --color-success:   #16a34a;
  --color-warning:   #d97706;
  --color-danger:    #dc2626;
  --radius:          8px;
  --radius-lg:       12px;
  --shadow:          0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-lg:       0 10px 25px rgba(0,0,0,.1);
  --font:            'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --sidebar-w:       240px;
}

html { font-size: 16px; scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--color-text); background: var(--color-bg); line-height: 1.6; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
code { font-family: 'Menlo', 'Consolas', monospace; font-size: .875em; background: var(--color-bg-alt); padding: .1em .35em; border-radius: 4px; }

/* ── Layout ───────────────────────────────────────────────────── */
.container { max-width: 1140px; margin: 0 auto; padding: 0 1.5rem; }

/* ── Typography ───────────────────────────────────────────────── */
h1 { font-size: clamp(1.75rem, 4vw, 2.75rem); font-weight: 800; line-height: 1.15; letter-spacing: -.02em; }
h2 { font-size: clamp(1.35rem, 3vw, 2rem); font-weight: 700; line-height: 1.2; }
h3 { font-size: 1.15rem; font-weight: 600; }
.text-muted { color: var(--color-muted); }
.text-center { text-align: center; }
.text-gradient { background: linear-gradient(135deg, var(--color-primary) 0%, #7c3aed 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* ── Buttons ──────────────────────────────────────────────────── */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .4rem; padding: .55rem 1.25rem; border-radius: var(--radius); font-size: .9rem; font-weight: 600; cursor: pointer; transition: all .15s; border: 2px solid transparent; text-decoration: none; white-space: nowrap; }
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.btn-primary:hover { background: var(--color-primary-hover); border-color: var(--color-primary-hover); color: #fff; }
.btn-outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: #fff; }
.btn-lg { padding: .75rem 1.75rem; font-size: 1rem; }
.btn-sm { padding: .35rem .75rem; font-size: .8rem; }
.btn-block { width: 100%; }

/* ── Navbar ───────────────────────────────────────────────────── */
.navbar { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.9); backdrop-filter: blur(12px); border-bottom: 1px solid var(--color-border); }
.navbar-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 1rem; }
.navbar-brand { font-size: 1.2rem; font-weight: 700; color: var(--color-text); text-decoration: none; }
.brand-text strong { color: var(--color-primary); }
.navbar-menu { display: flex; align-items: center; gap: 1.5rem; list-style: none; }
.navbar-menu a { color: var(--color-text); font-size: .9rem; font-weight: 500; text-decoration: none; }
.navbar-menu a:hover { color: var(--color-primary); }
.navbar-toggle { display: none; background: none; border: none; font-size: 1.4rem; cursor: pointer; }
.navbar--minimal .navbar-inner { justify-content: center; }

/* ── Sections ─────────────────────────────────────────────────── */
.section { padding: 5rem 0; }
.section-alt { background: var(--color-bg-alt); }
.section-header { text-align: center; max-width: 640px; margin: 0 auto 3rem; }
.section-header p { color: var(--color-muted); margin-top: .75rem; font-size: 1.05rem; }
.page-hero { padding: 3.5rem 0 2rem; text-align: center; }
.page-hero p { color: var(--color-muted); margin-top: .75rem; font-size: 1.05rem; }

/* ── Hero ─────────────────────────────────────────────────────── */
.hero { padding: 5rem 0 4rem; }
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.hero-text .badge { display: inline-block; background: #eff6ff; color: var(--color-primary); font-size: .8rem; font-weight: 600; padding: .3rem .75rem; border-radius: 999px; border: 1px solid #bfdbfe; }
.badge-row { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.25rem; }
.badge--soon { background: #f3f4f6; color: #6b7280; border: 1px solid #d1d5db; font-size: .75rem; font-weight: 600; padding: .25rem .65rem; border-radius: 999px; }
.badge--inline { font-size: .65rem; padding: .15rem .5rem; vertical-align: middle; margin-left: .35rem; }
.hero-text h1 { margin-bottom: 1.25rem; }
.hero-subtitle { color: var(--color-muted); font-size: 1.1rem; margin-bottom: 2rem; max-width: 500px; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.hero-note { color: var(--color-muted); font-size: .85rem; }

/* ── Flow diagram ─────────────────────────────────────────────── */
.flow-diagram { background: var(--color-bg-alt); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 2rem; display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.flow-node { background: #fff; border: 2px solid var(--color-border); border-radius: var(--radius); padding: .75rem 1.25rem; text-align: center; font-size: .875rem; font-weight: 600; min-width: 140px; }
.flow-node.master { border-color: var(--color-primary); }
.flow-node.cloud { border-color: #7c3aed; background: #faf5ff; }
.flow-node.slave { border-color: var(--color-success); min-width: 90px; }
.flow-icon { font-size: 1.5rem; margin-bottom: .25rem; }
.flow-node small { color: var(--color-muted); font-weight: 400; }
.flow-arrow { text-align: center; }
.flow-label { font-size: .7rem; color: var(--color-muted); font-family: monospace; margin-bottom: .25rem; }
.arrow-line { height: 2px; background: var(--color-border); width: 2px; margin: 0 auto; height: 20px; border-left: 2px dashed var(--color-border); }
.flow-slaves { display: flex; gap: .75rem; }

/* ── Strip ────────────────────────────────────────────────────── */
.strip { background: var(--color-bg-alt); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); padding: 1rem 0; }
.strip-inner { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; font-size: .875rem; color: var(--color-muted); }
.strip-item { font-weight: 600; color: var(--color-text); }
.strip-sep { color: var(--color-border); }

/* ── Steps ────────────────────────────────────────────────────── */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.step { text-align: center; padding: 2rem; }
.step-number { width: 2.5rem; height: 2.5rem; background: var(--color-primary); color: #fff; font-weight: 700; font-size: 1.1rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; }
.step h3 { margin-bottom: .5rem; }
.step p { color: var(--color-muted); font-size: .95rem; }

/* ── Feature cards ────────────────────────────────────────────── */
.features-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.5rem; }
.feature-card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 1.75rem; transition: box-shadow .2s; }
.feature-card:hover { box-shadow: var(--shadow-lg); }
.feature-icon { font-size: 1.75rem; margin-bottom: .75rem; }
.feature-card h3 { margin-bottom: .5rem; }
.feature-card p { color: var(--color-muted); font-size: .9rem; }

/* ── Feature detail ───────────────────────────────────────────── */
.feature-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; margin-bottom: 4rem; }
.feature-detail--reverse .feature-detail-text { order: 2; }
.feature-detail--reverse .feature-detail-visual { order: 1; }
.feature-detail-text h2 { margin-bottom: 1rem; }
.feature-detail-text p { color: var(--color-muted); margin-bottom: .75rem; }
.feature-detail-text ul { color: var(--color-muted); padding-left: 1.25rem; }
.feature-detail-text li { margin-bottom: .4rem; }
.code-block { background: #0f172a; color: #94a3b8; font-family: monospace; font-size: .85rem; padding: 1.5rem; border-radius: var(--radius-lg); line-height: 1.8; }
.code-comment { color: #475569; }
.code-line { color: #e2e8f0; }

/* ── Pricing ──────────────────────────────────────────────────── */
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.5rem; }
.pricing-grid--full { align-items: start; }
.pricing-card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 2rem; position: relative; transition: box-shadow .2s; }
.pricing-card:hover { box-shadow: var(--shadow-lg); }
.pricing-card--popular { border-color: var(--color-primary); box-shadow: 0 0 0 2px var(--color-primary); }
.popular-badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--color-primary); color: #fff; font-size: .75rem; font-weight: 700; padding: .2rem .75rem; border-radius: 999px; white-space: nowrap; }
.pricing-card h3 { margin-bottom: .75rem; font-size: 1.1rem; }
.price { margin-bottom: 1.25rem; }
.price-amount { font-size: 2.25rem; font-weight: 800; }
.price-period { color: var(--color-muted); font-size: .9rem; }
.price-note { font-size: .8rem; color: var(--color-muted); margin-top: .25rem; }
.plan-limits { display: flex; flex-direction: column; gap: .3rem; margin-bottom: 1.25rem; font-size: .875rem; color: var(--color-muted); }
.plan-limits strong { color: var(--color-text); }
.plan-features { list-style: none; margin-bottom: 1.5rem; }
.plan-features li { padding: .3rem 0; font-size: .875rem; color: var(--color-muted); border-bottom: 1px solid var(--color-border); }
.plan-features li:last-child { border-bottom: none; }
.pricing-cta { text-align: center; margin-top: 2rem; font-size: .95rem; }
.billing-toggle { display: inline-flex; border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; margin-top: 1.5rem; }
.toggle-btn { padding: .5rem 1.25rem; border: none; background: transparent; cursor: pointer; font-size: .875rem; font-weight: 500; }
.toggle-btn.active { background: var(--color-primary); color: #fff; }
.save-badge { background: #dcfce7; color: #15803d; font-size: .7rem; padding: .1rem .4rem; border-radius: 999px; font-weight: 700; margin-left: .35rem; }
.included-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: .75rem; margin-top: 1.5rem; }
.included-item { font-size: .9rem; color: var(--color-muted); }

/* ── FAQ ──────────────────────────────────────────────────────── */
.faq-list { max-width: 720px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-item summary { padding: 1.1rem 0; font-weight: 600; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq-item summary::after { content: '+'; font-size: 1.25rem; color: var(--color-muted); transition: transform .2s; }
.faq-item[open] summary::after { content: '−'; }
.faq-item p { padding: 0 0 1.1rem; color: var(--color-muted); font-size: .95rem; }

/* ── CTA section ──────────────────────────────────────────────── */
.cta-section { background: linear-gradient(135deg, #eff6ff 0%, #f5f3ff 100%); }
.cta-inner { text-align: center; }
.cta-inner h2 { margin-bottom: .75rem; }
.cta-inner p { color: var(--color-muted); margin-bottom: 2rem; }

/* ── Auth pages ───────────────────────────────────────────────── */
.auth-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--color-bg-alt); padding: 2rem; }
.auth-card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 2.5rem; width: 100%; max-width: 440px; box-shadow: var(--shadow-lg); }
.auth-logo { display: block; font-size: 1.3rem; font-weight: 700; color: var(--color-text); margin-bottom: 1.75rem; text-decoration: none; }
.auth-card h1 { font-size: 1.5rem; margin-bottom: .25rem; }
.auth-subtitle { color: var(--color-muted); font-size: .9rem; margin-bottom: 1.75rem; }
.auth-footer { text-align: center; color: var(--color-muted); font-size: .875rem; margin-top: 1.5rem; }

/* ── Forms ────────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.1rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
label { display: block; font-size: .875rem; font-weight: 500; margin-bottom: .35rem; color: var(--color-text); }
.form-label-link { float: right; font-weight: 400; color: var(--color-primary); font-size: .8rem; }
.form-control { width: 100%; padding: .6rem .85rem; border: 1px solid var(--color-border); border-radius: var(--radius); font-size: .9rem; font-family: var(--font); transition: border-color .15s; background: #fff; }
.form-control:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }
.form-control.is-invalid { border-color: var(--color-danger); }
.form-control--sm { padding: .35rem .7rem; font-size: .85rem; }
.form-hint { font-size: .8rem; color: var(--color-muted); background: var(--color-bg-alt); border-left: 3px solid var(--color-primary); padding: .55rem .8rem; border-radius: 0 var(--radius) var(--radius) 0; margin: 0 0 1rem; }
.form-hint strong { color: var(--color-text); }
select.form-control { cursor: pointer; }
.form-error { color: var(--color-danger); font-size: .8rem; margin-top: .3rem; }
.form-legal { font-size: .78rem; color: var(--color-muted); text-align: center; margin-top: 1rem; line-height: 1.5; }
.form-actions { display: flex; gap: .75rem; margin-top: 1.25rem; }
.form-group--checkbox label { display: flex; align-items: center; gap: .5rem; cursor: pointer; font-weight: 400; }
.filter-form { display: flex; gap: .5rem; }

/* ── Alerts ───────────────────────────────────────────────────── */
.alert { padding: .75rem 1rem; border-radius: var(--radius); font-size: .875rem; margin-bottom: 1rem; }
.alert-error, .alert-danger { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.alert-success { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }
.alert-warning { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }
.alert-info { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }
.messages { padding: 1rem 0; }

/* ── Badges ───────────────────────────────────────────────────── */
.badge { display: inline-block; padding: .2rem .6rem; border-radius: 999px; font-size: .75rem; font-weight: 600; }
.badge-success, .badge-active { background: #dcfce7; color: #166534; }
.badge-warning, .badge-past_due { background: #fef3c7; color: #92400e; }
.badge-danger, .badge-canceled, .badge-failed { background: #fee2e2; color: #991b1b; }
.badge-muted, .badge-pending { background: #f1f5f9; color: var(--color-muted); }
.badge-open, .badge-trialing { background: #eff6ff; color: var(--color-primary); }
.badge-close { background: #fef2f2; color: #991b1b; }
.badge-partial-close { background: #fff7ed; color: #c2410c; border: 1px solid #fed7aa; }
.badge-modify { background: #fefce8; color: #854d0e; }
.badge-info { background: #dbeafe; color: #1e40af; }

/* ── Trade history copy-status column ────────────────────────────── */
.copy-status-cell { min-width: 120px; }

/* Summary badges row */
.copy-summary { display: flex; flex-wrap: wrap; gap: .25rem; cursor: pointer; user-select: none; }
.copy-summary.is-open .cs-badge { opacity: .7; }

.cs-badge {
  display: inline-flex; align-items: center; gap: .15rem;
  padding: .15rem .45rem; border-radius: 999px; font-size: .75rem; font-weight: 600;
}
.cs-ok      { background: #dcfce7; color: #166534; }
.cs-fail    { background: #fef2f2; color: #991b1b; }
.cs-running { background: #fef9c3; color: #854d0e; }
.cs-missed  { background: #f1f5f9; color: #64748b; }
.cs-skipped { background: #f1f5f9; color: #94a3b8; }
.cs-warning { background: #fff7ed; color: #c2410c; }
.cs-accum   { background: #dbeafe; color: #1e40af; }

/* Symbol lot-step / value mismatch advisories */
.spec-advisories { display: flex; flex-direction: column; gap: .4rem; margin-bottom: .75rem; }
.alert--sm { padding: .5rem .7rem; font-size: .8rem; margin-bottom: 0; display: flex;
             align-items: center; gap: .5rem; flex-wrap: wrap; }
.alert--sm .btn { margin-left: auto; }

/* Expanded per-slave detail table */
.copy-detail { margin-top: .4rem; }
.copy-detail-table { width: 100%; border-collapse: collapse; font-size: .8rem; }
.copy-detail-table tr + tr td { border-top: 1px solid var(--color-border); }
.copy-detail-table td { padding: .25rem .4rem; vertical-align: middle; }
.cd-name   { font-weight: 500; white-space: nowrap; padding-right: .6rem; }
.cd-reason { color: var(--color-muted); font-style: italic; padding-left: .4rem; }

/* badge-danger (used in detail table) */
.badge-danger  { background: #fef2f2; color: #991b1b; }
.badge-warning { background: #fef9c3; color: #854d0e; }

.legend { display: flex; flex-wrap: wrap; gap: .6rem 1.2rem; font-size: .8rem; color: var(--color-muted); margin-top: 1rem; align-items: center; }

/* ── Dashboard layout ─────────────────────────────────────────── */
.dashboard-body { background: var(--color-bg-alt); }
.dashboard-layout { display: grid; grid-template-columns: var(--sidebar-w) 1fr; min-height: 100vh; }
.dashboard-main { padding: 2rem; min-width: 0; }
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; flex-wrap: wrap; gap: .75rem; }
.page-header h1 { font-size: 1.5rem; }

/* ── Sidebar ──────────────────────────────────────────────────── */
.sidebar { background: var(--color-text); color: #fff; display: flex; flex-direction: column; position: sticky; top: 64px; height: calc(100vh - 64px); overflow-y: auto; }
.sidebar-brand { display: none; }  /* navbar provides branding on every page now */
.sidebar-brand a { color: #fff; text-decoration: none; }
.sidebar-brand strong { color: #93c5fd; }
.sidebar-nav { flex: 1; padding: .5rem 0; }
.sidebar-link { display: flex; align-items: center; gap: .6rem; padding: .65rem 1rem; color: #94a3b8; font-size: .875rem; font-weight: 500; text-decoration: none; transition: all .15s; }
.sidebar-link:hover, .sidebar-link.active { background: rgba(255,255,255,.08); color: #fff; text-decoration: none; }
.sidebar-link--danger:hover { color: #fca5a5; background: rgba(220,38,38,.1); }
.sidebar-icon { width: 1.1rem; text-align: center; flex-shrink: 0; }
.sidebar-footer { padding: .5rem 0 1rem; border-top: 1px solid rgba(255,255,255,.08); }
.sidebar-plan { padding: .65rem 1rem; }
.plan-badge { background: rgba(37,99,235,.3); color: #93c5fd; font-size: .7rem; font-weight: 600; padding: .2rem .6rem; border-radius: 999px; }

/* ── Cards ────────────────────────────────────────────────────── */
.card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 1.5rem; margin-bottom: 1.5rem; }
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.25rem; }
.card-header h2 { font-size: 1rem; font-weight: 600; }
.card--empty { text-align: center; padding: 3rem 1.5rem; }
.empty-icon { font-size: 2.5rem; margin-bottom: .75rem; }
.card--empty h3 { margin-bottom: .5rem; }
.card--empty p { color: var(--color-muted); margin-bottom: 1.25rem; font-size: .9rem; }

/* ── Stats row ────────────────────────────────────────────────── */
.stats-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.stat-card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 1.25rem; }
.stat-value { font-size: 1.75rem; font-weight: 800; color: var(--color-text); }
.stat-label { font-size: .8rem; color: var(--color-muted); margin-top: .1rem; }
.stat-link { font-size: .8rem; color: var(--color-primary); margin-top: .5rem; display: block; }

/* ── Tables ───────────────────────────────────────────────────── */
.table-responsive { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.table th { text-align: left; padding: .6rem .75rem; color: var(--color-muted); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; border-bottom: 1px solid var(--color-border); white-space: nowrap; }
.table td { padding: .65rem .75rem; border-bottom: 1px solid var(--color-border); vertical-align: middle; }
.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr:hover td { background: var(--color-bg-alt); }
.api-key-preview { font-size: .7rem; color: var(--color-muted); }

/* ── Account cards ────────────────────────────────────────────── */
.accounts-list { display: flex; flex-direction: column; gap: 1rem; }
.account-card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; }
.account-card-header { display: flex; align-items: flex-start; justify-content: space-between; padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--color-border); }
.account-card-header h3 { margin-bottom: .15rem; }
.account-card-actions { display: flex; gap: .5rem; align-items: center; }
.account-card-body { padding: 1rem 1.5rem; }
.api-key-row { margin-bottom: .75rem; }
.api-key-row label { font-size: .8rem; color: var(--color-muted); margin-bottom: .35rem; }
.api-key-display { display: flex; align-items: center; gap: .5rem; }
.api-key-display code { font-size: .75rem; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; background: var(--color-bg-alt); padding: .4rem .6rem; border-radius: var(--radius); border: 1px solid var(--color-border); }
.slave-summary { font-size: .875rem; color: var(--color-muted); }
.slave-config-row { display: flex; gap: 1.5rem; font-size: .875rem; color: var(--color-muted); flex-wrap: wrap; }
.slave-stats-row { display: flex; gap: 1.5rem; margin-top: .75rem; padding-top: .75rem; border-top: 1px solid var(--color-border); flex-wrap: wrap; }
.slave-stat { display: flex; flex-direction: column; align-items: flex-start; min-width: 80px; }
.slave-stat-value { font-size: 1.25rem; font-weight: 700; line-height: 1.2; }
.slave-stat-label { font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; color: var(--color-muted); margin-top: .1rem; }
.link-small { font-size: .8rem; margin-left: .5rem; }

/* ── Arch diagram ─────────────────────────────────────────────── */
.arch-diagram { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; justify-content: center; background: var(--color-bg-alt); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 1.5rem; }
.arch-node { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius); padding: .6rem 1rem; font-size: .8rem; font-weight: 600; text-align: center; }
.arch-node--center { border-color: var(--color-primary); background: #eff6ff; }
.arch-nodes-right { display: flex; flex-direction: column; gap: .5rem; }
.arch-arrow { font-size: .8rem; color: var(--color-muted); }

/* ── Footer ───────────────────────────────────────────────────── */
.footer { background: var(--color-text); color: #94a3b8; padding: 3rem 0 1.5rem; }
.footer-inner { display: grid; grid-template-columns: 1fr auto; gap: 3rem; margin-bottom: 2rem; }
.footer-brand .brand-text { font-size: 1.1rem; font-weight: 700; color: #fff; display: block; margin-bottom: .5rem; }
.footer-brand p { font-size: .85rem; max-width: 280px; line-height: 1.6; }
.footer-links { display: flex; gap: 3rem; }
.footer-links h4 { color: #fff; font-size: .875rem; margin-bottom: .75rem; }
.footer-links a { display: block; color: #94a3b8; font-size: .875rem; margin-bottom: .4rem; text-decoration: none; }
.footer-links a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding-top: 1.25rem; font-size: .8rem; }

/* ── Blog ─────────────────────────────────────────────────────── */
.blog-layout { display: grid; grid-template-columns: 1fr 300px; gap: 3rem; align-items: start; }
.blog-sidebar { position: sticky; top: 80px; }
.blog-sidebar .card { margin-bottom: 1rem; }
.blog-sidebar h3 { font-size: 1rem; margin-bottom: .75rem; }
.blog-posts { display: flex; flex-direction: column; gap: 2rem; }
.blog-card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; transition: box-shadow .2s; }
.blog-card:hover { box-shadow: var(--shadow-lg); }
.blog-card--compact { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; }
.blog-card-image img { width: 100%; height: 220px; object-fit: cover; display: block; }
.blog-card-body { padding: 1.5rem; }
.blog-card-tags { display: flex; gap: .4rem; flex-wrap: wrap; margin-bottom: .75rem; }
.blog-card h2 { font-size: 1.2rem; margin-bottom: .6rem; line-height: 1.3; }
.blog-card h2 a { color: var(--color-text); text-decoration: none; }
.blog-card h2 a:hover { color: var(--color-primary); }
.blog-card h3 a { color: var(--color-text); text-decoration: none; }
.blog-card h3 a:hover { color: var(--color-primary); }
.blog-card-excerpt { color: var(--color-muted); font-size: .9rem; margin-bottom: .75rem; }
.blog-card-meta { font-size: .8rem; color: var(--color-muted); display: flex; gap: .4rem; }
.blog-related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.5rem; margin-top: 1.5rem; }

/* Blog article */
.blog-article { padding: 3rem 0 0; }
.blog-article-inner { max-width: 740px; margin: 0 auto; }
.blog-article-header { margin-bottom: 2rem; }
.blog-article-header h1 { margin: .75rem 0; }
.blog-article-meta { font-size: .875rem; color: var(--color-muted); display: flex; gap: .4rem; margin-bottom: 1.5rem; }
.blog-article-image { width: 100%; border-radius: var(--radius-lg); margin-bottom: 2rem; }
.blog-article-content { font-size: 1.05rem; line-height: 1.8; color: #1e293b; }
.blog-article-footer { display: flex; align-items: center; justify-content: space-between; padding: 2rem 0; border-top: 1px solid var(--color-border); margin-top: 2rem; flex-wrap: wrap; gap: 1rem; }
.prose h2 { font-size: 1.5rem; margin: 2rem 0 .75rem; }
.prose h3 { font-size: 1.2rem; margin: 1.5rem 0 .5rem; }
.prose p { margin-bottom: 1.25rem; }
.prose ul, .prose ol { padding-left: 1.5rem; margin-bottom: 1.25rem; }
.prose li { margin-bottom: .4rem; }
.prose code { background: var(--color-bg-alt); border: 1px solid var(--color-border); padding: .15em .4em; border-radius: 4px; font-size: .875em; }
.prose pre { background: #0f172a; color: #e2e8f0; padding: 1.25rem; border-radius: var(--radius-lg); overflow-x: auto; margin-bottom: 1.25rem; }
.prose pre code { background: none; border: none; padding: 0; font-size: .875rem; }
.prose blockquote { border-left: 4px solid var(--color-primary); padding-left: 1.25rem; color: var(--color-muted); font-style: italic; margin: 1.5rem 0; }
.prose img { border-radius: var(--radius); max-width: 100%; margin: 1.5rem 0; }
.prose a { color: var(--color-primary); text-decoration: underline; }
.prose strong { color: var(--color-text); }

/* Tags */
.tag { display: inline-block; background: var(--color-bg-alt); border: 1px solid var(--color-border); color: var(--color-muted); font-size: .75rem; font-weight: 500; padding: .2rem .6rem; border-radius: 999px; text-decoration: none; transition: all .15s; }
.tag:hover, .tag--active { background: var(--color-primary); border-color: var(--color-primary); color: #fff; text-decoration: none; }
.tag-list { display: flex; gap: .4rem; flex-wrap: wrap; margin-top: 1rem; }
.tag-list--stacked { margin-top: .5rem; }

/* Pagination */
.pagination { display: flex; align-items: center; justify-content: center; gap: 1rem; padding: 2rem 0; }
.pagination-info { font-size: .875rem; color: var(--color-muted); }

/* ── Downloads page ───────────────────────────────────────────── */
.downloads-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.5rem; margin-bottom: 1.5rem; }
.download-card { text-align: left; }
.download-icon { font-size: 2rem; margin-bottom: .75rem; }
.download-card h3 { margin-bottom: .5rem; }
.download-card p { color: var(--color-muted); font-size: .875rem; margin-bottom: 1rem; }
.download-steps { color: var(--color-muted); font-size: .8rem; padding-left: 1.1rem; margin-bottom: 1.25rem; line-height: 1.7; }
.download-steps li { margin-bottom: .3rem; }

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .blog-layout { grid-template-columns: 1fr; }
  .blog-sidebar { position: static; }
}
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .steps { grid-template-columns: 1fr; }
  .feature-detail { grid-template-columns: 1fr; gap: 2rem; }
  .feature-detail--reverse .feature-detail-text,
  .feature-detail--reverse .feature-detail-visual { order: unset; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { flex-wrap: wrap; gap: 2rem; }
  .downloads-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .navbar-menu { display: none; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--color-border); padding: 1rem 1.5rem; gap: 1rem; }
  .navbar-menu.open { display: flex; }
  .navbar-toggle { display: block; }
  .dashboard-layout { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .form-row { grid-template-columns: 1fr; }
}

/* ── Guide pages ─────────────────────────────────────────────────── */
.guide-wrap { max-width: 780px; margin: 0 auto; padding-bottom: 2rem; }

.guide-hero { text-align: center; padding: 1rem 0 1.75rem; }
.guide-kicker { display: inline-block; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .09em; color: var(--color-primary); background: #eff6ff; padding: .3rem .75rem; border-radius: 999px; margin-bottom: .9rem; }
.guide-hero h1 { font-size: 2.1rem; line-height: 1.15; margin: 0; }
.guide-hero-sub { color: var(--color-muted); font-size: 1.05rem; max-width: 56ch; margin: .9rem auto 0; line-height: 1.6; }
.guide-hero-actions { margin-top: 1.5rem; display: flex; gap: .6rem; justify-content: center; flex-wrap: wrap; }

.guide-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 2rem 0; }
.guide-card { border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 1.4rem; background: #fff; }
.guide-card-emoji { font-size: 1.9rem; line-height: 1; }
.guide-card h3 { margin: .7rem 0 .35rem; font-size: 1.05rem; }
.guide-card p { color: var(--color-muted); font-size: .9rem; margin: 0; line-height: 1.55; }

.guide-flow { position: relative; margin: 2rem 0; }
.guide-step { display: grid; grid-template-columns: 2.5rem 1fr; gap: 0 1.25rem; padding-bottom: 1.9rem; position: relative; }
.guide-step:last-child { padding-bottom: 0; }
.guide-step:not(:last-child)::before { content: ''; position: absolute; left: 1.25rem; top: 3rem; bottom: -.1rem; width: 2px; background: var(--color-border); transform: translateX(-1px); }
.guide-step-num { width: 2.5rem; height: 2.5rem; border-radius: 50%; background: linear-gradient(135deg, var(--color-primary), #7c3aed); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 1.05rem; z-index: 1; box-shadow: 0 2px 6px rgba(37,99,235,.3); }
.guide-step-title { margin: .3rem 0 .8rem; font-size: 1.2rem; display: flex; align-items: center; gap: .55rem; flex-wrap: wrap; }
.guide-step-title .tag { font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--color-primary); background: #eff6ff; padding: .25rem .55rem; border-radius: 999px; }
.guide-points { padding-left: 1.15rem; display: flex; flex-direction: column; gap: .6rem; margin: 0; line-height: 1.55; }
.guide-points li::marker { color: var(--color-muted); }
.guide-points code { word-break: break-all; }

.guide-callout { display: flex; gap: .8rem; align-items: flex-start; background: #eff6ff; border: 1px solid #bfdbfe; color: #1e3a8a; padding: 1rem 1.15rem; border-radius: var(--radius-lg); margin: 1.5rem 0; line-height: 1.55; }
.guide-callout-emoji { font-size: 1.3rem; line-height: 1.3; flex-shrink: 0; }
.guide-callout a { color: var(--color-primary); text-decoration: underline; font-weight: 600; }

.guide-section-h { font-size: 1.3rem; margin: 2.25rem 0 1rem; }

.guide-faq { margin-top: 2.5rem; }
.guide-faq-title { font-size: 1.35rem; margin-bottom: 1rem; }
.faq-item { border: 1px solid var(--color-border); border-radius: var(--radius); padding: .9rem 1.1rem; margin-bottom: .65rem; background: #fff; }
.faq-item b { display: block; margin-bottom: .25rem; font-size: .95rem; }
.faq-item span { color: var(--color-muted); font-size: .9rem; line-height: 1.5; }

.guide-table { width: 100%; max-width: 460px; border-collapse: separate; border-spacing: 0; margin: 1rem 0 .5rem; border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; }
.guide-table th, .guide-table td { padding: .6rem 1rem; text-align: left; border-bottom: 1px solid var(--color-border); }
.guide-table tr:last-child td { border-bottom: none; }
.guide-table th { background: var(--color-bg-alt); font-size: .72rem; text-transform: uppercase; letter-spacing: .04em; color: var(--color-muted); }
.guide-table td.arrow { color: var(--color-muted); text-align: center; width: 2.5rem; }
@media (max-width: 640px) { .guide-cards { grid-template-columns: 1fr; } }

/* ── Downloads ───────────────────────────────────────────────────── */
.download-intro { color: var(--color-muted); max-width: 62ch; margin-bottom: 1.25rem; }
.download-card .download-icon { font-size: 2.2rem; margin-bottom: .5rem; }
.download-steps { padding-left: 1.2rem; display: flex; flex-direction: column; gap: .45rem; font-size: .875rem; color: var(--color-muted); margin-bottom: 1.25rem; }

/* ── Account card sections (edit panel + symbol mapping) ─────────── */
.account-card-section { border-top: 1px solid var(--color-border); padding: 1.1rem 1.5rem; }
.account-card-section > h4 { margin: 0 0 .85rem; font-size: .95rem; }

/* Symbol mapping — collapsible, folded by default */
.symbol-map-section { padding: 0; }
.symbol-map-toggle { width: 100%; display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 1.1rem 1.5rem; background: none; border: 0; cursor: pointer; font: inherit;
  text-align: left; transition: background .12s; }
.symbol-map-toggle:hover { background: var(--color-bg-alt); }
.symbol-map-toggle-title { display: inline-flex; align-items: center; gap: .6rem; font-weight: 600; font-size: .95rem; color: var(--color-text); }
.symbol-map-toggle .caret { display: inline-block; transition: transform .15s; color: var(--color-muted); font-size: .8rem; }
.symbol-map-toggle.is-open .caret { transform: rotate(90deg); }
.symbol-map-help { font-size: .78rem; font-weight: 600; color: var(--color-primary); padding: .35rem .85rem;
  border-radius: 999px; border: 1px solid var(--color-border); background: #fff; flex-shrink: 0; white-space: nowrap; transition: all .12s; }
.symbol-map-help:hover { background: #eff6ff; border-color: #bfdbfe; text-decoration: none; }
.symbol-map-body { padding: .25rem 1.5rem 1.5rem; }
.symbol-map-intro { color: var(--color-muted); font-size: .85rem; margin-bottom: 1rem; }
.symbol-map-table { width: 100%; border-collapse: collapse; margin-bottom: 1rem; font-size: .875rem; }
.symbol-map-table th { text-align: left; font-size: .72rem; text-transform: uppercase; letter-spacing: .03em;
  color: var(--color-muted); padding: .3rem .6rem; border-bottom: 1px solid var(--color-border); font-weight: 600; }
.symbol-map-table td { padding: .45rem .6rem; border-bottom: 1px solid var(--color-border); vertical-align: middle; }
.symbol-map-table tr:last-child td { border-bottom: none; }
.symbol-map-table td.arrow, .symbol-map-form .arrow { color: var(--color-muted); }
.symbol-map-form { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap;
  background: var(--color-bg-alt); padding: .75rem; border-radius: var(--radius); border: 1px solid var(--color-border); }
.symbol-map-form .form-control--sm { flex: 1 1 150px; min-width: 120px; }
.symbol-map-form .btn { flex-shrink: 0; }