/* ============================================================
   NETODIN — product.css
   Shared styles for all product pages:
   analytics.html, operations.html, crm.html, big-data.html
   Requires: style.css
   ============================================================ */

/* ── Variables ── */
:root {
  --surface:  #0e0e0e;
  --surface2: #131313;
  --border2:  #252525;
  --radius:   6px;
}

/* ── Nav additions ── */
.nav {
  backdrop-filter: blur(8px);
  background: rgba(8, 8, 8, 0.95);
}

.nav__links a {
  border-radius: var(--radius);
  padding: 6px 10px;
  transition: all 0.15s;
}

.nav__links a:hover,
.nav__link--active {
  color: #fff;
  background: var(--surface2);
}

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

.btn--nav-ghost {
  display: inline-block;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-mid);
  padding: 7px 16px;
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: var(--radius);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: all 0.15s;
}

.btn--nav-ghost:hover {
  color: #fff;
  border-color: #444;
}

.btn--nav {
  border-radius: var(--radius);
}

/* ── Shared section utilities ── */
.sec-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.sec-label--accent {
  color: var(--accent-ops);
}

.accent-crm .sec-label--accent { color: var(--accent-crm); }
.accent-ana .sec-label--accent { color: var(--accent-ana); }
.accent-big .sec-label--accent { color: var(--accent-big); }

.sec-title {
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 16px;
}

.sec-sub {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 580px;
  margin-bottom: 0;
}

/* ── Hero ── */
.prod-hero {
  padding: 80px 0 72px;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 80px;
  align-items: center;
}

.prod-hero__display {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.08;
  margin-bottom: 16px;
}

.prod-hero__h1 {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  font-weight: 400;
  color: var(--text-muted);
  line-height: 1.7;
  letter-spacing: 0;
  margin-bottom: 12px;
}

.prod-hero__sub {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.85;
  margin-bottom: 8px;
}

.prod-hero__body {
  font-size: 0.875rem;
  color: var(--text-dim);
  line-height: 1.85;
  margin-bottom: 36px;
}

/* Hero plan tiles */
.prod-hero__right {
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--border);
}

.plan-tile {
  background: var(--surface);
  padding: 22px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  transition: background 0.15s;
}

.plan-tile:hover {
  background: var(--surface2);
}

.plan-tile__name {
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 4px;
}

.plan-tile__flow {
  font-size: 0.72rem;
  color: var(--text-dim);
}

.plan-tile__price {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--accent-ops);
  white-space: nowrap;
}

.plan-tile__unit {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-dim);
}

/* accent overrides for plan tile price */
.accent-crm .plan-tile__price { color: var(--accent-crm); }
.accent-ana .plan-tile__price { color: var(--accent-ana); }
.accent-big .plan-tile__price { color: var(--accent-big); }

/* ── Two column body layout ── */
.prod-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.prod-body {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.9;
  margin-bottom: 16px;
}

.prod-body:last-child {
  margin-bottom: 0;
}

/* ── Problem checklist ── */
.prod-check-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 0;
  margin: 0;
}

.prod-check-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.75;
}

.prod-check-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--text-dim);
  flex-shrink: 0;
  margin-top: 8px;
}

/* ── Feature list ── */
.feat-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--border);
}

.feat-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--surface);
  padding: 16px 20px;
}

.feat-item__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-ops);
  flex-shrink: 0;
  margin-top: 6px;
}

.accent-crm .feat-item__dot { background: var(--accent-crm); }
.accent-ana .feat-item__dot { background: var(--accent-ana); }
.accent-big .feat-item__dot { background: var(--accent-big); }

.feat-item__title {
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 3px;
}

.feat-item__body {
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.75;
}

/* ── Competitor comparison ── */
.prod-disclaimer {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin: 12px 0 24px;
  font-style: italic;
}

.cmp-wrap {
  overflow-x: auto;
  margin-top: 24px;
}

.cmp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.cmp-table th {
  padding: 13px 18px;
  text-align: left;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.cmp-th--hl {
  color: #fff;
  background: #111;
}

.cmp-th__sub {
  font-weight: 400;
  font-size: 0.68rem;
}

.cmp-table td {
  padding: 12px 18px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  vertical-align: middle;
}

.cmp-td--hl {
  background: #0d0d0d;
  color: #fff;
  font-weight: 600;
}

.cmp-row-label {
  color: #bbb;
  font-weight: 500;
}

.cmp-yes { color: var(--accent-ana); }
.cmp-no  { color: #3a3a3a; }

/* ── Steps ── */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 36px;
  background: var(--border);
}

.step {
  background: var(--bg-card);
  padding: 32px 28px;
  position: relative;
  overflow: hidden;
}

.step::before {
  content: attr(data-n);
  position: absolute;
  top: 18px;
  right: 22px;
  font-size: 3.5rem;
  font-weight: 800;
  color: #1a1a1a;
  letter-spacing: -0.04em;
  line-height: 1;
}

.step-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  position: relative;
}

.step-body {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.85;
  position: relative;
}

/* ── Sector grid ── */
.sector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 36px;
  background: var(--border);
}

.sector-card {
  background: var(--bg-card);
  padding: 32px 28px;
}

.sector-card__icon {
  font-size: 1.3rem;
  margin-bottom: 14px;
}

.sector-card__title {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.sector-card__body {
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.8;
}

/* ── Managed grid ── */
.managed-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 36px;
  background: var(--border);
}

.managed-item {
  background: var(--surface);
  padding: 28px 28px 32px;
}

.managed-item__title {
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.managed-item__body {
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.8;
}

/* ── CTA strip ── */
.cta-strip {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 52px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
}

.cta-strip__left h2 {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.cta-strip__left p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 460px;
}

.cta-strip__link {
  color: var(--text-muted);
  border-bottom: 1px solid #2a2a2a;
  transition: border-color 0.15s;
}

.cta-strip__link:hover {
  border-color: #666;
}

.cta-strip__actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

/* ── FAQ link ── */
.faq-link {
  color: var(--text-muted);
  border-bottom: 1px solid #2a2a2a;
  transition: border-color 0.15s;
}

.faq-link:hover {
  border-color: #666;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .sector-grid  { grid-template-columns: repeat(2, 1fr); }
  .managed-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .prod-hero     { grid-template-columns: 1fr; gap: 40px; padding: 56px 0 48px; }
  .prod-two-col  { grid-template-columns: 1fr; gap: 36px; }
  .steps         { grid-template-columns: 1fr; }
  .cta-strip     { flex-direction: column; gap: 24px; padding: 32px 28px; }
}

@media (max-width: 520px) {
  .sector-grid  { grid-template-columns: 1fr; }
  .managed-grid { grid-template-columns: 1fr; }
}