/* ── Variables ──────────────────────────────────────────────── */
:root {
  --bg:         #0b0b0f;
  --surface:    #13131a;
  --surface2:   #1c1c27;
  --border:     #252533;
  --accent:     #7c3aed;
  --accent-h:   #6d28d9;
  --accent-glow:rgba(124,58,237,.25);
  --text:       #e2e2ef;
  --muted:      #6b6b88;
  --green:      #22c55e;
  --yellow:     #eab308;
  --blue:       #3b82f6;
  --red:        #ef4444;
  --purple:     #a855f7;
  --radius:     12px;
  --radius-sm:  8px;
  --font:       'Segoe UI', system-ui, -apple-system, sans-serif;
  --mono:       'Cascadia Code', 'Fira Code', 'Courier New', monospace;
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1; }
a { color: inherit; text-decoration: none; }
code { font-family: var(--mono); }

/* ── Layout ─────────────────────────────────────────────────── */
.container     { max-width: 1140px; margin: 0 auto; padding: 0 1.5rem; }
.container-sm  { max-width: 860px; }

/* ── Header ─────────────────────────────────────────────────── */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(11,11,15,.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 60px;
}
.logo { display: flex; align-items: center; gap: .5rem; }
.logo-icon { font-size: 1.4rem; }
.logo-text { font-weight: 700; font-size: 1.05rem; letter-spacing: -.02em; }
.nav { display: flex; gap: .25rem; }
.nav-link {
  padding: .4rem .85rem; border-radius: var(--radius-sm);
  color: var(--muted); font-size: .9rem; transition: all .2s;
}
.nav-link:hover { color: var(--text); background: var(--surface); }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .6rem 1.25rem; border-radius: var(--radius-sm);
  font-size: .9rem; font-weight: 600; cursor: pointer;
  border: 1px solid transparent; transition: all .2s; white-space: nowrap;
}
.btn-primary  { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-h); box-shadow: 0 0 16px var(--accent-glow); }
.btn-outline  { border-color: var(--border); color: var(--text); background: transparent; }
.btn-outline:hover { background: var(--surface); border-color: var(--accent); color: var(--accent); }
.btn-ghost    { color: var(--muted); background: transparent; }
.btn-ghost:hover { color: var(--text); background: var(--surface); }
.btn-lg       { padding: .85rem 2rem; font-size: 1rem; border-radius: var(--radius); }
.btn-full     { width: 100%; }
.btn-sm       { padding: .3rem .75rem; font-size: .8rem; }
.btn-copy {
  padding: .25rem .6rem; font-size: .75rem; border-radius: 6px;
  background: var(--surface2); border: 1px solid var(--border);
  color: var(--muted); cursor: pointer; transition: all .2s; white-space: nowrap;
}
.btn-copy:hover { color: var(--text); border-color: var(--accent); }

/* ── Cards ───────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

/* ── Alerts ──────────────────────────────────────────────────── */
.alert {
  padding: .85rem 1.25rem; border-radius: var(--radius-sm);
  margin: 1rem 0; border: 1px solid;
}
.alert-error   { background: rgba(239,68,68,.08); border-color: rgba(239,68,68,.3); color: #fca5a5; }
.alert-success { background: rgba(34,197,94,.08); border-color: rgba(34,197,94,.3); color: #86efac; }

/* ── Badges ──────────────────────────────────────────────────── */
.badge {
  display: inline-block; padding: .25rem .65rem; border-radius: 99px;
  font-size: .75rem; font-weight: 600;
}
.badge-lg { padding: .4rem 1rem; font-size: .85rem; }
.badge-green  { background: rgba(34,197,94,.12);  color: var(--green); }
.badge-yellow { background: rgba(234,179,8,.12);  color: var(--yellow); }
.badge-blue   { background: rgba(59,130,246,.12); color: var(--blue); }
.badge-purple { background: rgba(168,85,247,.12); color: var(--purple); }
.badge-red    { background: rgba(239,68,68,.12);  color: var(--red); }
.badge-gray   { background: rgba(107,107,136,.12); color: var(--muted); }

/* ── Section ─────────────────────────────────────────────────── */
.section { padding: 5rem 0; }
.section-dark { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-title { font-size: 2rem; font-weight: 800; letter-spacing: -.03em; }
.section-sub   { color: var(--muted); margin-top: .6rem; font-size: .95rem; }

/* ── Hero ────────────────────────────────────────────────────── */
.hero { padding: 7rem 0 5rem; }
.hero-inner { text-align: center; max-width: 760px; margin: 0 auto; }
.hero-badge {
  display: inline-block; padding: .35rem 1rem; border-radius: 99px;
  border: 1px solid var(--border); color: var(--muted); font-size: .8rem;
  margin-bottom: 1.5rem;
}
.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 900; letter-spacing: -.04em; line-height: 1.1;
  margin-bottom: 1.25rem;
}
.hero-sub { color: var(--muted); font-size: 1.1rem; margin-bottom: 2.5rem; }
.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-bottom: 3rem; }
.hero-example {
  display: inline-block;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: .65rem 1.25rem;
  font-family: var(--mono); font-size: .9rem; color: var(--muted);
}
.example-prefix { color: var(--accent); font-weight: 700; }
.example-rest   { opacity: .5; }

/* accent helper */
.accent { color: var(--accent); }
.muted  { color: var(--muted); }

/* ── Stats bar ───────────────────────────────────────────────── */
.stats-bar { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--surface); }
.stats-inner { display: flex; align-items: center; justify-content: center; gap: 0; flex-wrap: wrap; padding: 1.75rem 0; }
.stat { text-align: center; padding: .5rem 2.5rem; }
.stat-num   { display: block; font-size: 1.5rem; font-weight: 800; }
.stat-label { display: block; font-size: .8rem; color: var(--muted); margin-top: .1rem; }
.stat-divider { width: 1px; height: 40px; background: var(--border); }

/* ── Pricing Grid (new 6-col layout) ─────────────────────────── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
  align-items: start;
}
.pricing-card {
  position: relative;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.5rem 1rem;
  display: flex; flex-direction: column; align-items: center;
  gap: .9rem; text-align: center;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.pricing-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.pricing-card--popular {
  border-color: var(--accent);
  box-shadow: 0 0 28px var(--accent-glow);
}
.plan-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: #fff;
  font-size: .7rem; font-weight: 700; padding: .2rem .75rem; border-radius: 99px;
  white-space: nowrap;
}
.length-badge {
  display: flex; flex-direction: column; align-items: center;
  background: var(--surface2); border-radius: var(--radius-sm);
  padding: .75rem 1.25rem; width: 100%;
  border: 1px solid var(--border);
}
.length-num   { font-size: 2.25rem; font-weight: 900; color: var(--accent); line-height: 1; }
.length-label { font-size: .75rem; color: var(--muted); margin-top: .15rem; }
.pricing-price { width: 100%; }
.price-main   { display: block; font-size: 1.4rem; font-weight: 900; }
.price-main.free { color: var(--green); }
.price-sub    { display: block; font-size: .75rem; color: var(--muted); margin-top: .2rem; font-family: var(--mono); }
.time-estimate { font-size: .78rem; color: var(--muted); }
.btn-free     { border-color: var(--green); color: var(--green); }
.btn-free:hover { background: rgba(34,197,94,.1); border-color: var(--green); }
.pricing-note {
  text-align: center; margin-top: 1.5rem;
  font-size: .82rem; color: var(--muted); line-height: 1.6;
}

/* Legacy plan cards (kept for compatibility) */
.plans-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem; align-items: start;
}
.plan-card {
  position: relative;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 2rem;
  display: flex; flex-direction: column; gap: 1.25rem;
  transition: border-color .2s, box-shadow .2s;
}
.plan-card:hover { border-color: var(--accent); }
.plan-card--popular { border-color: var(--accent); box-shadow: 0 0 30px var(--accent-glow); }
.plan-name  { font-size: 1.3rem; font-weight: 800; }
.plan-desc  { color: var(--muted); font-size: .9rem; margin-top: .25rem; }
.plan-price { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 1rem 0; }
.price-amount { display: block; font-size: 2rem; font-weight: 900; }
.plan-features { list-style: none; display: flex; flex-direction: column; gap: .6rem; flex: 1; }
.feature-item  { display: flex; align-items: center; gap: .65rem; font-size: .9rem; }
.feature-check { color: var(--green); font-weight: 700; flex-shrink: 0; }

/* ── Steps ───────────────────────────────────────────────────── */
.steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 2rem; }
.step { }
.step-num { font-size: 3rem; font-weight: 900; color: var(--accent); opacity: .4; line-height: 1; margin-bottom: .75rem; }
.step-title { font-size: 1.1rem; font-weight: 700; margin-bottom: .5rem; }
.step-desc  { color: var(--muted); font-size: .9rem; line-height: 1.7; }

/* ── FAQ ─────────────────────────────────────────────────────── */
.faq-list { display: flex; flex-direction: column; gap: .75rem; max-width: 760px; margin: 0 auto; }
.faq-item {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); overflow: hidden;
}
.faq-item[open] { border-color: var(--accent); }
.faq-q {
  padding: 1.1rem 1.25rem; cursor: pointer; font-weight: 600;
  list-style: none; display: flex; justify-content: space-between; align-items: center;
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q::after { content: '+'; color: var(--accent); font-size: 1.3rem; line-height: 1; }
.faq-item[open] .faq-q::after { content: '−'; }
.faq-a { padding: 0 1.25rem 1.1rem; color: var(--muted); line-height: 1.7; font-size: .9rem; }

/* ── CTA ─────────────────────────────────────────────────────── */
.cta-section { background: var(--surface); border-top: 1px solid var(--border); padding: 5rem 0; }
.cta-inner { text-align: center; }
.cta-title { font-size: 2rem; font-weight: 800; margin-bottom: .75rem; }
.cta-sub   { color: var(--muted); margin-bottom: 2rem; }

/* ── Footer ──────────────────────────────────────────────────── */
.footer { border-top: 1px solid var(--border); padding: 2rem 0; }
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: .5rem; text-align: center; }
.footer-note  { color: var(--muted); font-size: .8rem; }

/* ── Page header ─────────────────────────────────────────────── */
.page-header { margin-bottom: 2.5rem; }
.back-link { color: var(--muted); font-size: .85rem; display: block; margin-bottom: .75rem; }
.back-link:hover { color: var(--text); }
.page-title { font-size: 1.8rem; font-weight: 800; }
.page-sub   { color: var(--muted); margin-top: .4rem; }
.order-code { font-family: var(--mono); font-size: .9em; color: var(--accent); }

/* ── Order form ──────────────────────────────────────────────── */
.order-layout { display: grid; grid-template-columns: 1fr 340px; gap: 2rem; align-items: start; }
@media (max-width: 768px) { .order-layout { grid-template-columns: 1fr; } }

.form-section-title { font-size: 1rem; font-weight: 700; margin-bottom: 1.25rem; padding-bottom: .75rem; border-bottom: 1px solid var(--border); }
.form-group   { margin-bottom: 1.25rem; }
.form-label   { display: block; font-size: .85rem; font-weight: 600; margin-bottom: .5rem; }
.req          { color: var(--accent); }
.form-input {
  width: 100%; background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: .65rem .9rem;
  color: var(--text); font-family: var(--font); font-size: .9rem;
  transition: border-color .2s; outline: none;
}
.form-input:focus { border-color: var(--accent); }
select.form-input { cursor: pointer; }
textarea.form-input { resize: vertical; }
.form-hint { display: block; font-size: .78rem; color: var(--muted); margin-top: .4rem; }
.prefix-input-wrap { display: flex; align-items: center; gap: 0; }
.prefix-input { border-radius: var(--radius-sm) 0 0 var(--radius-sm) !important; flex: 1; }
.prefix-suffix {
  background: var(--border); border: 1px solid var(--border);
  border-left: none; border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: .65rem .9rem; font-size: .85rem; color: var(--muted); white-space: nowrap;
  font-family: var(--mono);
}
.form-actions  { margin-top: 1.75rem; }
.form-privacy  { font-size: .78rem; color: var(--muted); text-align: center; margin-top: .75rem; }

/* Archive password warning */
.archive-pass-warning {
  margin-top: .6rem; padding: .7rem 1rem;
  background: rgba(234,179,8,.07); border: 1px solid rgba(234,179,8,.25);
  border-radius: var(--radius-sm); font-size: .82rem; color: var(--yellow); line-height: 1.5;
}
.archive-pass-wrap { position: relative; }

/* payment methods */
.payment-methods { display: flex; flex-direction: column; gap: .75rem; margin-bottom: .5rem; }
.payment-option { cursor: pointer; }
.payment-option input { display: none; }
.payment-option-body {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.25rem; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--surface2);
  transition: all .2s;
}
.payment-option:hover .payment-option-body { border-color: var(--accent); }
.payment-option.selected .payment-option-body,
.payment-option input:checked ~ .payment-option-body {
  border-color: var(--accent); background: rgba(124,58,237,.08);
}
.payment-icon { font-size: 1.5rem; width: 36px; text-align: center; }
.payment-name { display: block; font-weight: 600; font-size: .9rem; }
.payment-amount { display: block; font-size: .8rem; color: var(--muted); font-family: var(--mono); }

/* order summary */
.order-summary { position: sticky; top: 80px; }
.summary-title { font-size: 1rem; font-weight: 700; margin-bottom: 1rem; }
.summary-plan { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; padding-bottom: 1rem; border-bottom: 1px solid var(--border); }
.summary-plan-name  { font-weight: 700; }
.summary-plan-price { font-weight: 800; color: var(--accent); }
.summary-features { list-style: none; font-size: .85rem; color: var(--muted); display: flex; flex-direction: column; gap: .5rem; margin-bottom: 1.25rem; }
.summary-notice {
  background: var(--surface2); border-radius: var(--radius-sm); padding: 1rem;
  font-size: .8rem; color: var(--muted); display: flex; flex-direction: column; gap: .35rem;
}

/* ── Payment page ────────────────────────────────────────────── */
.payment-card { text-align: center; }
.payment-status-icon { font-size: 3.5rem; margin-bottom: 1rem; }
.payment-card-title  { font-size: 1.4rem; font-weight: 800; margin-bottom: .75rem; }
.payment-card-sub    { color: var(--muted); line-height: 1.7; }
.payment-amount-display { margin-bottom: 2rem; }
.pay-label  { display: block; font-size: .8rem; color: var(--muted); margin-bottom: .25rem; text-transform: uppercase; letter-spacing: .05em; }
.pay-amount { display: block; font-size: 2.5rem; font-weight: 900; font-family: var(--mono); }
.pay-symbol { color: var(--accent); }
.pay-usd    { display: block; color: var(--muted); font-size: .9rem; margin-top: .25rem; }
.payment-address-block { background: var(--surface2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 1.25rem; margin-bottom: 1.5rem; text-align: left; }
.addr-label { display: block; font-size: .78rem; color: var(--muted); margin-bottom: .6rem; }
.addr-row   { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; }
.addr-value { font-family: var(--mono); font-size: .8rem; word-break: break-all; flex: 1; color: var(--text); }
.payment-qr-hint { margin-bottom: 1.5rem; }
.qr-placeholder {
  display: inline-flex; flex-direction: column; align-items: center; gap: .35rem;
  background: var(--surface2); border: 1px dashed var(--border);
  border-radius: var(--radius-sm); padding: 1.5rem 2.5rem;
  color: var(--muted); font-size: .85rem;
}
.qr-icon  { font-size: 2rem; }
.qr-uri   { display: none; }
.payment-steps { text-align: left; margin-bottom: 1.5rem; display: flex; flex-direction: column; gap: .85rem; }
.pstep { display: flex; gap: 1rem; align-items: flex-start; }
.pstep-num { background: var(--accent); color: #fff; border-radius: 50%; width: 24px; height: 24px; font-size: .75rem; font-weight: 800; display: flex; align-items: center; justify-content: center; flex-shrink: 0; margin-top: .15rem; }
.pstep-text { font-size: .9rem; color: var(--muted); line-height: 1.6; }
.payment-order-id-block {
  display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; justify-content: center;
  background: var(--surface2); border-radius: var(--radius-sm); padding: .85rem 1.25rem; margin-bottom: 1rem;
}
.oid-label { font-size: .8rem; color: var(--muted); }
.oid-value { font-family: var(--mono); font-weight: 700; color: var(--accent); }
.payment-notice {
  background: rgba(234,179,8,.06); border: 1px solid rgba(234,179,8,.2);
  border-radius: var(--radius-sm); padding: .85rem 1.25rem;
  font-size: .85rem; color: var(--yellow); text-align: left;
}

/* ── Status page ─────────────────────────────────────────────── */
.status-card { display: flex; flex-direction: column; gap: 1.5rem; }
.status-badge {
  display: inline-block; align-self: flex-start;
  padding: .4rem 1.1rem; border-radius: 99px; font-size: .9rem; font-weight: 700;
}
.status-green  { background: rgba(34,197,94,.12);  color: var(--green); }
.status-yellow { background: rgba(234,179,8,.12);  color: var(--yellow); }
.status-blue   { background: rgba(59,130,246,.12); color: var(--blue); }
.status-purple { background: rgba(168,85,247,.12); color: var(--purple); }
.status-red    { background: rgba(239,68,68,.12);  color: var(--red); }
.status-details { display: flex; flex-direction: column; gap: 0; }
.status-row { display: flex; gap: 1rem; padding: .65rem 0; border-bottom: 1px solid var(--border); }
.status-row:last-child { border-bottom: none; }
.status-key { min-width: 130px; color: var(--muted); font-size: .85rem; }
.status-val { font-size: .9rem; }
.status-notes { background: var(--surface2); border-radius: var(--radius-sm); padding: 1rem 1.25rem; font-size: .9rem; }
.notes-label  { display: block; color: var(--muted); font-size: .78rem; margin-bottom: .4rem; }
.status-result { background: var(--surface2); border-radius: var(--radius-sm); padding: 1rem 1.25rem; }
.result-label { display: block; color: var(--muted); font-size: .78rem; margin-bottom: .6rem; }
.result-block { font-family: var(--mono); font-size: .82rem; white-space: pre-wrap; word-break: break-all; color: var(--green); }
.status-hint { background: rgba(59,130,246,.06); border: 1px solid rgba(59,130,246,.2); border-radius: var(--radius-sm); padding: .85rem 1.25rem; font-size: .85rem; color: var(--blue); }
.status-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ── Admin ───────────────────────────────────────────────────── */
.admin-body { background: var(--bg); display: block; }
.admin-login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 2rem; }
.admin-login-card { width: 100%; max-width: 380px; }

.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar {
  width: 220px; flex-shrink: 0;
  background: var(--surface); border-right: 1px solid var(--border);
  padding: 1.5rem;
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.admin-nav { display: flex; flex-direction: column; gap: .25rem; }
.admin-nav-link {
  display: block; padding: .6rem .85rem; border-radius: var(--radius-sm);
  color: var(--muted); font-size: .9rem; transition: all .2s;
}
.admin-nav-link:hover, .admin-nav-link.active { background: var(--surface2); color: var(--text); }
.admin-logout { color: var(--red) !important; margin-top: auto; }
.admin-main { flex: 1; padding: 2rem; min-width: 0; }
.admin-header { display: flex; align-items: center; gap: 1rem; margin-bottom: 2rem; }
.admin-title  { font-size: 1.5rem; font-weight: 800; }

.admin-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.admin-stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 1.25rem; }
.astat-num   { display: block; font-size: 2rem; font-weight: 900; }
.astat-label { display: block; font-size: .78rem; color: var(--muted); margin-top: .2rem; }
.status-green  { color: var(--green); }
.status-yellow { color: var(--yellow); }
.status-blue   { color: var(--blue); }
.status-purple { color: var(--purple); }
.status-red    { color: var(--red); }

.table-wrap { overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.admin-table th { padding: .75rem 1rem; text-align: left; color: var(--muted); font-weight: 600; border-bottom: 1px solid var(--border); white-space: nowrap; }
.admin-table td { padding: .85rem 1rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: var(--surface2); }

.admin-order-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; align-items: start; }
@media (max-width: 900px) { .admin-order-layout { grid-template-columns: 1fr; } }
.card-title { font-size: 1rem; font-weight: 700; margin-bottom: 1.25rem; }
.detail-grid { display: flex; flex-direction: column; gap: 0; }
.detail-row { display: flex; gap: 1rem; padding: .65rem 0; border-bottom: 1px solid var(--border); font-size: .88rem; }
.detail-row:last-child { border-bottom: none; }
.detail-key { min-width: 140px; color: var(--muted); }
.detail-val { word-break: break-all; }

/* ── Language switcher ───────────────────────────────────────── */
.lang-switcher { position: relative; margin-left: .5rem; }
.lang-btn {
  display: flex; align-items: center; gap: .3rem;
  padding: .35rem .75rem; border-radius: var(--radius-sm);
  background: var(--surface2); border: 1px solid var(--border);
  color: var(--text); font-size: .85rem; cursor: pointer;
  transition: border-color .2s; white-space: nowrap;
}
.lang-btn:hover { border-color: var(--accent); }
.lang-arrow { font-size: .65rem; color: var(--muted); transition: transform .2s; }
.lang-switcher.open .lang-arrow { transform: rotate(180deg); }
.lang-dropdown {
  position: absolute; top: calc(100% + 6px); right: 0;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); min-width: 110px;
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
  overflow: hidden; z-index: 300;
  display: none;
}
.lang-switcher.open .lang-dropdown { display: block; }
.lang-option {
  display: block; padding: .55rem 1rem;
  font-size: .85rem; color: var(--muted); transition: all .15s;
}
.lang-option:hover { background: var(--surface2); color: var(--text); }
.lang-option.active { color: var(--accent); font-weight: 600; }

/* ── Flow steps ──────────────────────────────────────────────── */
.summary-flow { display: flex; flex-direction: column; gap: .6rem; margin: .75rem 0; }
.flow-step    { display: flex; align-items: flex-start; gap: .75rem; font-size: .85rem; color: var(--muted); }
.flow-num {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: 50%; width: 22px; height: 22px; min-width: 22px;
  font-size: .72rem; font-weight: 700; color: var(--accent);
  display: flex; align-items: center; justify-content: center;
}

/* ── Bulk Calculator ─────────────────────────────────────────── */
.bulk-calc { max-width: 820px; margin: 0 auto; }
.bulk-calc-controls {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-bottom: 2rem;
}
.bulk-field { display: flex; flex-direction: column; }
.bulk-label {
  font-size: .78rem; font-weight: 700; color: var(--muted);
  text-transform: uppercase; letter-spacing: .06em; margin-bottom: .75rem;
}
.bulk-char-tabs { display: flex; flex-wrap: wrap; gap: .45rem; }
.bulk-char-tab {
  flex: 1; min-width: 62px; padding: .6rem .4rem; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--surface2);
  color: var(--muted); cursor: pointer; text-align: center;
  font-size: .82rem; font-weight: 700; line-height: 1.35; transition: all .2s;
}
.bulk-char-tab:hover { border-color: var(--accent); color: var(--text); }
.bulk-char-tab.active {
  border-color: var(--accent); background: rgba(124,58,237,.12); color: var(--accent);
}
.bulk-tab-price {
  display: block; font-size: .72rem; font-weight: 600;
  color: var(--muted); margin-top: .2rem;
}
.bulk-char-tab.active .bulk-tab-price { color: var(--accent); opacity: .8; }
.bulk-qty-presets { display: flex; flex-wrap: wrap; gap: .4rem; }
.bulk-qty-preset {
  padding: .4rem .75rem; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--surface2);
  color: var(--muted); cursor: pointer; font-size: .85rem; font-weight: 600; transition: all .2s;
}
.bulk-qty-preset:hover { border-color: var(--accent); color: var(--text); }
.bulk-qty-preset.active {
  border-color: var(--accent); background: rgba(124,58,237,.12); color: var(--accent);
}
.bulk-price-display {
  display: flex; border: 1px solid var(--border); border-radius: var(--radius-sm);
  overflow: hidden; margin-bottom: 2rem;
}
.bulk-price-item {
  flex: 1; padding: 1.25rem 1rem; text-align: center;
  border-right: 1px solid var(--border);
}
.bulk-price-item:last-child { border-right: none; }
.bulk-price-label {
  display: block; font-size: .72rem; color: var(--muted);
  text-transform: uppercase; letter-spacing: .06em; margin-bottom: .45rem;
}
.bulk-price-val { display: block; font-size: 1.5rem; font-weight: 900; font-family: var(--mono); }
.bulk-price-total .bulk-price-val { font-size: 1.8rem; color: var(--accent); }
.bulk-actions {
  display: flex; flex-direction: column; align-items: center; gap: 1rem; text-align: center;
}
.bulk-contact-note { font-size: .85rem; color: var(--muted); }
.bulk-contact-note a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 640px) {
  .bulk-calc-controls { grid-template-columns: 1fr; gap: 1.5rem; }
  .bulk-price-val { font-size: 1.2rem; }
  .bulk-price-total .bulk-price-val { font-size: 1.4rem; }
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .pricing-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .header-inner { }
  .nav { display: none; }
  .hero-title { font-size: 2.2rem; }
  .stats-inner { gap: 0; }
  .stat { padding: .5rem 1rem; }
  .stat-divider { display: none; }
  .admin-sidebar { width: 180px; }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .admin-layout { flex-direction: column; }
  .admin-sidebar { width: 100%; height: auto; position: static; flex-direction: row; flex-wrap: wrap; }
  .admin-nav { flex-direction: row; }
}