/* ── PAGE HERO (interior pages) ── */
.page-hero {
  padding: 9rem 5vw 5rem;
  position: relative; z-index: 1;
  border-bottom: 1px solid var(--border);
}
.page-hero h1 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.4rem, 5vw, 4.5rem);
  font-weight: 800; line-height: 1.0;
  letter-spacing: -.03em; color: var(--white);
  margin-bottom: 1rem;
}
.page-hero h1 em { font-style: normal; color: var(--cyan); }
.page-hero p {
  font-size: 1rem; font-weight: 300;
  line-height: 1.8; color: var(--muted);
  max-width: 55ch;
}

/* ── IT SERVICES ── */
#services { padding: 7rem 5vw; }

.services-header {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 2rem; align-items: end; margin-bottom: 4rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.svc-card {
  background: var(--bg);
  padding: 2.4rem 2rem;
  position: relative; overflow: hidden;
  transition: background .3s;
}
.svc-card:hover { background: var(--surface); }
.svc-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--magenta));
  transform: scaleX(0); transform-origin: left;
  transition: transform .35s ease;
}
.svc-card:hover::before { transform: scaleX(1); }

.svc-icon {
  font-size: 2rem; margin-bottom: 1.2rem;
  display: block;
  filter: grayscale(1) brightness(1.5);
  transition: filter .3s;
}
.svc-card:hover .svc-icon { filter: none; }

.svc-tag {
  font-size: .65rem; font-weight: 700; letter-spacing: .16em;
  text-transform: uppercase; color: var(--cyan);
  background: rgba(0,229,255,.08);
  border: 1px solid rgba(0,229,255,.2);
  padding: .25rem .6rem;
  display: inline-block; margin-bottom: .8rem;
}

.svc-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.15rem; font-weight: 700;
  color: var(--white); margin-bottom: .7rem;
}

.svc-desc {
  font-size: .82rem; font-weight: 300;
  line-height: 1.75; color: var(--muted);
  margin-bottom: 1.4rem;
}

.svc-features { list-style: none; display: flex; flex-direction: column; gap: .45rem; }
.svc-features li {
  font-size: .75rem; color: var(--muted);
  display: flex; align-items: center; gap: .5rem;
}
.svc-features li::before { content: '›'; color: var(--cyan); font-size: 1rem; font-weight: 700; }

/* ── SERVICE FEATURES ── */
#service-features { background: var(--bg2); border-top: 1px solid var(--border); }

.sf-explorer { padding: 7rem 5vw 5rem; }
.sf-explorer-header { max-width: 700px; margin-bottom: 3rem; }

.sf-tabs {
  display: flex; flex-wrap: wrap; gap: .5rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0;
}
.sf-tab {
  font-family: 'Syne', sans-serif;
  font-size: .78rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase;
  background: transparent; border: none;
  color: var(--muted); cursor: pointer;
  padding: .75rem 1.4rem;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color .2s, border-color .2s;
}
.sf-tab:hover { color: var(--text); }
.sf-tab.active { color: var(--cyan); border-bottom-color: var(--cyan); }

.sf-panel { display: none; grid-template-columns: 1fr 1.2fr; gap: 2rem; align-items: start; }
.sf-panel.active { display: grid; }

.sf-feature-list { display: flex; flex-direction: column; gap: 0; border: 1px solid var(--border); }
.sf-feature {
  display: flex; align-items: center; gap: 1rem;
  padding: 1.1rem 1.4rem;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background .2s;
  border-left: 3px solid transparent;
}
.sf-feature:last-child { border-bottom: none; }
.sf-feature:hover { background: var(--surface); }
.sf-feature.active { background: var(--surface); border-left-color: var(--cyan); }
.sf-feat-icon { font-size: 1.4rem; min-width: 2rem; text-align: center; }
.sf-feat-title { font-family: 'Syne', sans-serif; font-size: .88rem; font-weight: 700; color: var(--white); margin-bottom: .18rem; }
.sf-feat-sub { font-size: .72rem; color: var(--muted); }

.sf-detail-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 2px solid var(--cyan);
  padding: 2.2rem;
  position: sticky; top: 6rem;
}
.sf-detail-tag {
  font-size: .65rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase;
  color: var(--cyan); background: rgba(0,229,255,.08); border: 1px solid rgba(0,229,255,.2);
  padding: .25rem .7rem; display: inline-block; margin-bottom: .9rem;
}
.sf-detail-title { font-family: 'Syne', sans-serif; font-size: 1.3rem; font-weight: 800; color: var(--white); margin-bottom: .8rem; }
.sf-detail-desc { font-size: .85rem; font-weight: 300; line-height: 1.8; color: var(--muted); margin-bottom: 1.4rem; }
.sf-detail-bullets { display: flex; flex-direction: column; gap: .55rem; margin-bottom: 1.6rem; }
.sf-bullet {
  font-size: .8rem; color: var(--text);
  display: flex; align-items: center; gap: .6rem;
}
.sf-bullet::before { content: '›'; color: var(--cyan); font-size: 1.1rem; font-weight: 700; flex-shrink: 0; }
.sf-detail-stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; border-top: 1px solid var(--border); padding-top: 1.2rem; }
.sf-ds { display: flex; flex-direction: column; gap: .25rem; align-items: center; text-align: center; font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.sf-ds span { font-family: 'Syne', sans-serif; font-size: 1.3rem; font-weight: 800; color: var(--cyan); }

/* ── COMPARISON TABLE ── */
.sf-compare {
  padding: 6rem 5vw;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.sf-compare-header { text-align: center; margin-bottom: 3rem; }
.sf-table-wrap { overflow-x: auto; }
.sf-table { width: 100%; border-collapse: collapse; font-size: .82rem; }
.sf-table thead tr { border-bottom: 2px solid var(--border); }
.sf-table th {
  font-family: 'Syne', sans-serif; font-size: .72rem; font-weight: 800;
  letter-spacing: .1em; text-transform: uppercase;
  padding: 1rem 1.4rem; text-align: center;
  color: var(--muted);
}
.sf-table th:first-child { text-align: left; color: var(--text); }
.sf-table th.ww-col { color: var(--cyan); background: rgba(0,229,255,.04); border-left: 1px solid rgba(0,229,255,.2); border-right: 1px solid rgba(0,229,255,.2); }
.sf-table th.ww-col span { display: block; font-size: .62rem; font-weight: 400; color: var(--muted); }
.sf-table tbody tr { border-bottom: 1px solid var(--border); transition: background .2s; }
.sf-table tbody tr:hover { background: var(--surface); }
.sf-table td { padding: .9rem 1.4rem; text-align: center; color: var(--muted); }
.sf-table td:first-child { text-align: left; color: var(--text); font-weight: 500; }
.sf-table td.ww-col { background: rgba(0,229,255,.03); border-left: 1px solid rgba(0,229,255,.15); border-right: 1px solid rgba(0,229,255,.15); }
.sf-table td.yes { color: var(--green); }
.sf-table td.no { color: rgba(255,60,172,.6); }
.sf-table td.maybe { color: #d4a85a; }

/* ── SUPPORT WIDGET ── */
.sf-support {
  padding: 6rem 5vw;
  border-top: 1px solid var(--border);
  background: var(--bg2);
}
.sf-support-inner {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 5vw; align-items: center;
}
.sf-support-channels { display: flex; flex-direction: column; gap: .9rem; margin-top: 2rem; }
.sf-sc {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.4rem;
  background: var(--surface); border: 1px solid var(--border);
  transition: border-color .25s;
}
.sf-sc:hover { border-color: rgba(0,229,255,.3); }
.sf-sc > span { font-size: 1.5rem; }
.sf-sc > div { display: flex; flex-direction: column; gap: .15rem; }
.sf-sc strong { font-size: .85rem; font-weight: 600; color: var(--white); }
.sf-sc span { font-size: .72rem; color: var(--muted); }

/* ── CHAT DEMO ── */
.sf-chat-demo {
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 2px solid var(--cyan);
  overflow: hidden;
}
.chat-header {
  display: flex; align-items: center; gap: .9rem;
  padding: 1rem 1.4rem;
  border-bottom: 1px solid var(--border);
  background: rgba(0,229,255,.03);
}
.chat-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--cyan); color: var(--bg);
  font-family: 'Syne', sans-serif; font-weight: 800; font-size: .9rem;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.chat-name { font-size: .85rem; font-weight: 700; color: var(--white); }
.chat-status { font-size: .7rem; color: var(--muted); display: flex; align-items: center; gap: .4rem; }
.chat-online { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 6px var(--green); }
.chat-messages {
  padding: 1.2rem;
  min-height: 180px; max-height: 220px; overflow-y: auto;
  display: flex; flex-direction: column; gap: .8rem;
}
.chat-msg {
  font-size: .82rem; line-height: 1.55;
  padding: .65rem 1rem; max-width: 82%;
  border-radius: 2px;
}
.chat-msg.bot { background: rgba(0,229,255,.07); border: 1px solid rgba(0,229,255,.15); color: var(--text); align-self: flex-start; }
.chat-msg.user { background: var(--bg); border: 1px solid var(--border); color: var(--muted); align-self: flex-end; }
.chat-quick { display: flex; flex-wrap: wrap; gap: .5rem; padding: .8rem 1.2rem; border-top: 1px solid var(--border); }
.cq-btn {
  font-size: .7rem; font-family: 'Syne', sans-serif; font-weight: 600; letter-spacing: .06em;
  background: transparent; border: 1px solid var(--border);
  color: var(--muted); padding: .4rem .8rem; cursor: pointer;
  transition: border-color .2s, color .2s;
}
.cq-btn:hover { border-color: var(--cyan); color: var(--cyan); }
.chat-input-row { display: flex; border-top: 1px solid var(--border); }
.chat-input {
  flex: 1; background: transparent; border: none; outline: none;
  font-family: 'DM Sans', sans-serif; font-size: .85rem;
  color: var(--text); padding: .9rem 1.2rem;
}
.chat-input::placeholder { color: var(--muted); }
.chat-send {
  font-family: 'Syne', sans-serif; font-weight: 800; font-size: .9rem;
  background: var(--cyan); color: var(--bg); border: none;
  padding: 0 1.4rem; cursor: pointer; transition: background .2s;
}
.chat-send:hover { background: var(--green); }

/* ── RESPONSIVE ── */
@media (max-width: 960px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
  .services-header { grid-template-columns: 1fr; }
  .sf-panel.active { grid-template-columns: 1fr; }
  .sf-support-inner { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .services-grid { grid-template-columns: 1fr; }
  .sf-detail-stat-row { grid-template-columns: 1fr 1fr; }
}