/* ============================================================
   AI INFRASTRUCTURE · Block Gemini
   Cyan/mint accent on dark, with command-center motif.
============================================================ */

.inf-section { padding: 120px 0; background: var(--site-bg); border-top: 1px solid var(--site-line); position: relative; }
.inf-section.alt { background: var(--site-bg-2); }
.inf-section-head { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: end; margin-bottom: 56px; }
@media (max-width: 900px) { .inf-section-head { grid-template-columns: 1fr; } }

/* ---------- HERO ---------- */
.inf-hero { position: relative; padding: 120px 0 80px; overflow: hidden; background: var(--site-bg); }
.inf-hero-grid {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(79,200,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,200,255,0.06) 1px, transparent 1px);
  background-size: 80px 80px;
  mask: radial-gradient(ellipse 80% 70% at 50% 30%, #000 30%, transparent 80%);
  -webkit-mask: radial-gradient(ellipse 80% 70% at 50% 30%, #000 30%, transparent 80%);
}
.inf-hero-glow {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(60% 50% at 30% 20%, rgba(0,85,255,0.18) 0%, transparent 60%),
    radial-gradient(70% 60% at 70% 95%, rgba(94,255,164,0.10) 0%, transparent 60%);
}
.inf-hero .container { position: relative; }
.inf-hero-tag {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 6px 14px 6px 6px; border: 1px solid var(--site-line-2);
  border-radius: 100px; font-family: var(--font-mono); font-size: 11px; color: var(--site-text-2);
  margin-bottom: 28px;
}
.inf-hero-tag .pill { font-size: 10px; letter-spacing: 0.18em; background: var(--site-blue); color: #fff; padding: 4px 8px; border-radius: 100px; }
.inf-hero-grid-2 { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
@media (max-width: 1100px) { .inf-hero-grid-2 { grid-template-columns: 1fr; } }
.inf-hero-h {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 78px); line-height: 1.02;
  letter-spacing: -0.03em; color: #fff; font-weight: 400;
  margin: 0 0 24px;
}
.inf-hero-h .ac { background: linear-gradient(120deg, #4FC8FF 0%, #5EFFA4 100%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.inf-hero-sub { font-size: 18px; line-height: 1.55; color: var(--site-text-2); max-width: 620px; margin: 0 0 32px; }
.inf-hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-bottom: 28px; }
.inf-hero-badges { display: flex; flex-wrap: wrap; gap: 8px; }
.inf-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border: 1px solid var(--site-line-2);
  font-family: var(--font-mono); font-size: 11px; color: var(--site-text-2);
  letter-spacing: 0.06em;
}
.inf-badge .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--site-blue); box-shadow: 0 0 8px var(--site-blue); }
.inf-badge.cyan .dot { background: var(--site-cyan); box-shadow: 0 0 8px var(--site-cyan); }
.inf-badge.amber .dot { background: var(--site-amber); box-shadow: 0 0 8px var(--site-amber); }

/* COMMAND CENTER */
.inf-cmd {
  border: 1px solid var(--site-line);
  background: linear-gradient(180deg, rgba(15,21,48,0.6), rgba(5,7,15,0.4));
}
.inf-cmd-chrome {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 18px; border-bottom: 1px solid var(--site-line);
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.12em; color: var(--site-text-3);
}
.inf-cmd-chrome .live { color: var(--site-mint); display: inline-flex; align-items: center; gap: 6px; }
.inf-cmd-chrome .live::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--site-mint); box-shadow: 0 0 8px var(--site-mint); animation: inf-pulse 1.4s infinite; }
@keyframes inf-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
.inf-cmd-grid { display: grid; grid-template-columns: 1fr 1fr; }
.inf-cmd-row {
  padding: 14px 18px; display: flex; justify-content: space-between; align-items: center;
  border-bottom: 1px solid var(--site-line); border-right: 1px solid var(--site-line);
  font-family: var(--font-mono); font-size: 11px; color: var(--site-text-2); letter-spacing: 0.04em;
}
.inf-cmd-row:nth-child(2n) { border-right: 0; }
.inf-cmd-row b { color: #fff; font-weight: 500; }
.inf-cmd-row b.ok { color: var(--site-mint); }
.inf-cmd-row b.warn { color: var(--site-amber); }
.inf-cmd-tools { grid-column: 1 / -1; padding: 16px 18px; border-bottom: 1px solid var(--site-line); }
.inf-cmd-tools-h { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; color: var(--site-text-3); margin-bottom: 10px; }
.inf-cmd-tool-list { display: flex; flex-wrap: wrap; gap: 6px; }
.inf-cmd-tool {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border: 1px solid var(--site-line);
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.06em; color: var(--site-text-2);
}
.inf-cmd-tool .d { width: 5px; height: 5px; border-radius: 50%; background: var(--site-cyan); box-shadow: 0 0 6px var(--site-cyan); }
.inf-cmd-network { grid-column: 1 / -1; padding: 16px 18px; position: relative; }
.inf-cmd-network svg { width: 100%; height: 130px; display: block; }
.inf-cmd-network .label { position: absolute; bottom: 8px; left: 18px; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; color: var(--site-text-3); }

/* ---------- COMPARISON ---------- */
.inf-cmp { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--site-line); }
@media (max-width: 900px) { .inf-cmp { grid-template-columns: 1fr; } }
.inf-cmp-side { padding: 32px; border-right: 1px solid var(--site-line); position: relative; }
.inf-cmp-side:last-child { border-right: 0; }
.inf-cmp-side.bot { background: rgba(255,77,79,0.03); }
.inf-cmp-side.agent { background: rgba(94,255,164,0.04); position: relative; }
.inf-cmp-side.agent::before {
  content: ""; position: absolute; top: -1px; left: -1px; right: -1px;
  height: 2px; background: linear-gradient(90deg, transparent, var(--site-mint), transparent);
}
.inf-cmp-eyebrow { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.16em; color: var(--site-text-3); margin-bottom: 12px; }
.inf-cmp-side.agent .inf-cmp-eyebrow { color: var(--site-mint); }
.inf-cmp-h { font-family: var(--font-display); font-size: 28px; line-height: 1.15; letter-spacing: -0.02em; color: #fff; font-weight: 400; margin: 0 0 24px; }
.inf-cmp-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.inf-cmp-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 14.5px; line-height: 1.5; color: var(--site-text-2); }
.inf-cmp-list li svg.x { color: var(--site-red); flex-shrink: 0; margin-top: 3px; }
.inf-cmp-list li svg.ok { color: var(--site-mint); flex-shrink: 0; margin-top: 3px; }
.inf-cmp-side.agent .inf-cmp-list li { color: var(--site-text); }

/* ---------- CAPABILITIES GRID ---------- */
.inf-cap-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--site-line); }
@media (max-width: 1100px) { .inf-cap-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .inf-cap-grid { grid-template-columns: 1fr; } }
.inf-cap {
  padding: 26px 24px; border-right: 1px solid var(--site-line); border-bottom: 1px solid var(--site-line);
  background: rgba(255,255,255,0.01); transition: background 220ms;
}
.inf-cap:hover { background: rgba(79,200,255,0.04); }
.inf-cap-num { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--site-cyan); }
.inf-cap-ico { width: 32px; height: 32px; color: var(--site-cyan); }
.inf-cap-ico svg { width: 100%; height: 100%; }
.inf-cap-h { font-family: var(--font-display); font-size: 19px; line-height: 1.2; letter-spacing: -0.01em; color: #fff; font-weight: 500; margin: 16px 0 10px; }
.inf-cap-p { font-size: 13.5px; line-height: 1.55; color: var(--site-text-2); margin: 0; }

/* ---------- AGENT TYPES GRID ---------- */
.inf-types-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
@media (max-width: 900px) { .inf-types-grid { grid-template-columns: 1fr; } }
.inf-type {
  border: 1px solid var(--site-line);
  background: linear-gradient(180deg, rgba(15,21,48,0.5), rgba(5,7,15,0.3));
  padding: 24px 22px;
  transition: border-color 220ms, transform 220ms;
}
.inf-type:hover { border-color: rgba(79,200,255,0.4); transform: translateY(-2px); }
.inf-type-head { display: flex; gap: 14px; align-items: center; margin-bottom: 16px; padding-bottom: 14px; border-bottom: 1px solid var(--site-line); }
.inf-type-ico {
  width: 40px; height: 40px; flex-shrink: 0; border: 1px solid rgba(79,200,255,0.3);
  background: rgba(79,200,255,0.08); color: var(--site-cyan);
  display: grid; place-items: center;
}
.inf-type-ico svg { width: 20px; height: 20px; }
.inf-type-h { font-family: var(--font-display); font-size: 18px; color: #fff; font-weight: 500; letter-spacing: -0.01em; }
.inf-type-tag { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; color: var(--site-text-3); margin-top: 2px; }
.inf-type-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 6px 14px; }
.inf-type-list li { font-size: 12.5px; line-height: 1.5; color: var(--site-text-2); position: relative; padding-left: 14px; }
.inf-type-list li::before { content: ""; position: absolute; left: 0; top: 8px; width: 6px; height: 1px; background: var(--site-cyan); }
@media (max-width: 600px) { .inf-type-list { grid-template-columns: 1fr; } }

/* ---------- BUILDER ---------- */
.inf-builder { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 20px; }
@media (max-width: 1000px) { .inf-builder { grid-template-columns: 1fr; } }
.inf-builder-card {
  border: 1px solid var(--site-line);
  background: linear-gradient(180deg, rgba(15,21,48,0.5), rgba(5,7,15,0.3));
  padding: 28px;
}
.inf-builder-h { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em; color: var(--site-cyan); margin-bottom: 22px; }
.inf-field { margin-bottom: 16px; }
.inf-field-label { display: block; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.14em; color: var(--site-text-3); margin-bottom: 6px; }
.inf-select {
  width: 100%; padding: 11px 14px;
  background: rgba(255,255,255,0.02); border: 1px solid var(--site-line-2);
  color: #fff; font-family: var(--font-sans); font-size: 13.5px;
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234FC8FF' stroke-width='1.6'><path d='M6 9l6 6 6-6'/></svg>");
  background-repeat: no-repeat; background-position: right 12px center; background-size: 14px;
}
.inf-select:focus { outline: 0; border-color: var(--site-cyan); }
.inf-prompt-list { display: flex; flex-wrap: wrap; gap: 6px; }
.inf-prompt-chip {
  padding: 7px 12px; border: 1px solid var(--site-line); background: rgba(255,255,255,0.02);
  color: var(--site-text-2); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em;
  cursor: pointer; transition: all 180ms;
}
.inf-prompt-chip:hover { border-color: var(--site-line-2); color: #fff; }
.inf-prompt-chip.on { background: rgba(79,200,255,0.08); border-color: rgba(79,200,255,0.5); color: var(--site-cyan); }

/* TERMINAL — agent flow */
.inf-term {
  border: 1px solid var(--site-line);
  background: linear-gradient(180deg, #060A18 0%, #0A0F23 100%);
  display: flex; flex-direction: column;
}
.inf-term-chrome {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 18px; border-bottom: 1px solid var(--site-line);
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.12em; color: var(--site-text-3);
}
.inf-term-chrome .live { color: var(--site-mint); }
.inf-term-flow { padding: 18px; display: flex; flex-direction: column; gap: 6px; border-bottom: 1px solid var(--site-line); }
.inf-term-step {
  display: grid; grid-template-columns: auto auto 1fr auto;
  gap: 14px; align-items: center;
  padding: 10px 12px; border: 1px solid var(--site-line);
  background: rgba(255,255,255,0.01);
  font-family: var(--font-mono); font-size: 11.5px; color: var(--site-text-3);
  transition: all 220ms;
}
.inf-term-step .num { color: var(--site-text-3); letter-spacing: 0.08em; }
.inf-term-step .ico { color: var(--site-text-3); display: inline-flex; }
.inf-term-step .label { color: var(--site-text-2); letter-spacing: 0.02em; font-family: var(--font-sans); font-size: 13px; }
.inf-term-step .state { letter-spacing: 0.14em; font-size: 10px; color: var(--site-text-3); }
.inf-term-step.active { border-color: rgba(79,200,255,0.5); background: rgba(79,200,255,0.06); }
.inf-term-step.active .num, .inf-term-step.active .ico { color: var(--site-cyan); }
.inf-term-step.active .label { color: #fff; }
.inf-term-step.active .state { color: var(--site-cyan); }
.inf-term-step.done { border-color: rgba(94,255,164,0.3); }
.inf-term-step.done .num, .inf-term-step.done .ico { color: var(--site-mint); }
.inf-term-step.done .label { color: #fff; }
.inf-term-step.done .state { color: var(--site-mint); }
.inf-term-log { padding: 16px 18px; min-height: 168px; display: flex; flex-direction: column; gap: 4px; font-family: var(--font-mono); font-size: 11.5px; }
.inf-term-log .ln { display: flex; gap: 12px; align-items: center; color: var(--site-text-2); }
.inf-term-log .ts { color: var(--site-text-3); letter-spacing: 0.06em; }
.inf-term-log .v.cy { color: var(--site-cyan); }
.inf-term-foot { padding: 16px 18px; border-top: 1px solid var(--site-line); display: flex; gap: 10px; flex-wrap: wrap; }
.inf-term-cta { padding: 10px 18px; font-size: 12.5px; }

/* ---------- INDUSTRIES ---------- */
.inf-ind { display: grid; grid-template-columns: 280px 1fr; gap: 0; border: 1px solid var(--site-line); }
@media (max-width: 900px) { .inf-ind { grid-template-columns: 1fr; } }
.inf-ind-side { border-right: 1px solid var(--site-line); display: flex; flex-direction: column; max-height: 720px; overflow-y: auto; }
@media (max-width: 900px) { .inf-ind-side { border-right: 0; border-bottom: 1px solid var(--site-line); flex-direction: row; overflow-x: auto; max-height: none; } }
.inf-ind-tab {
  display: grid; grid-template-columns: auto 1fr; gap: 12px; align-items: center;
  padding: 14px 18px; text-align: left; border: 0; border-bottom: 1px solid var(--site-line);
  background: transparent; color: var(--site-text-2); font-size: 13px; cursor: pointer;
  transition: all 180ms; flex-shrink: 0;
}
.inf-ind-tab:hover { background: rgba(79,200,255,0.04); color: #fff; }
.inf-ind-tab.on { background: rgba(79,200,255,0.08); color: var(--site-cyan); border-left: 2px solid var(--site-cyan); padding-left: 16px; }
.inf-ind-tab .num { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.14em; color: var(--site-text-3); }
.inf-ind-tab.on .num { color: var(--site-cyan); }
.inf-ind-content { padding: 36px; }
.inf-ind-eyebrow { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.18em; color: var(--site-cyan); margin-bottom: 12px; }
.inf-ind-h { font-family: var(--font-display); font-size: 36px; line-height: 1.1; letter-spacing: -0.025em; color: #fff; font-weight: 400; margin: 0 0 28px; }
.inf-ind-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; }
@media (max-width: 700px) { .inf-ind-list { grid-template-columns: 1fr; } }
.inf-ind-list li { font-size: 14px; line-height: 1.5; color: var(--site-text); padding-left: 18px; position: relative; }
.inf-ind-list li::before { content: ""; position: absolute; left: 0; top: 9px; width: 10px; height: 1px; background: var(--site-cyan); }

/* ---------- DEPARTMENTS ---------- */
.inf-dept { border: 1px solid var(--site-line); }
.inf-dept-tabs { display: flex; flex-wrap: wrap; border-bottom: 1px solid var(--site-line); }
.inf-dept-tab {
  flex: 1 1 auto; min-width: 140px;
  padding: 14px 18px; background: transparent; border: 0; border-right: 1px solid var(--site-line);
  color: var(--site-text-2); text-align: left; cursor: pointer;
  display: flex; flex-direction: column; gap: 4px;
  transition: background 180ms;
}
.inf-dept-tab:last-child { border-right: 0; }
.inf-dept-tab:hover { background: rgba(79,200,255,0.04); color: #fff; }
.inf-dept-tab.on { background: rgba(79,200,255,0.08); color: var(--site-cyan); }
.inf-dept-tab .num { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; color: var(--site-text-3); }
.inf-dept-tab.on .num { color: var(--site-cyan); }
.inf-dept-tab span:not(.num) { font-size: 13px; font-weight: 500; }
.inf-dept-content { display: grid; grid-template-columns: 1.2fr 1fr; gap: 36px; padding: 40px; }
@media (max-width: 900px) { .inf-dept-content { grid-template-columns: 1fr; } }
.inf-dept-h { font-family: var(--font-display); font-size: 36px; line-height: 1.1; letter-spacing: -0.025em; color: #fff; font-weight: 400; margin: 0 0 18px; }
.inf-dept-p { font-size: 15px; line-height: 1.6; color: var(--site-text-2); margin: 0; }
.inf-dept-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--site-line); align-self: start; }
.inf-dept-stat { padding: 22px 18px; border-right: 1px solid var(--site-line); border-bottom: 1px solid var(--site-line); }
.inf-dept-stat:nth-child(2n) { border-right: 0; }
.inf-dept-stat:nth-last-child(-n+2) { border-bottom: 0; }
.inf-dept-stat .v { font-family: var(--font-display); font-size: 28px; line-height: 1; letter-spacing: -0.02em; color: var(--site-cyan); margin-bottom: 6px; }
.inf-dept-stat .l { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.14em; color: var(--site-text-3); }

/* ---------- PIPELINE ---------- */
.inf-pipe { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--site-line); }
@media (max-width: 1000px) { .inf-pipe { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .inf-pipe { grid-template-columns: 1fr; } }
.inf-pipe-step {
  padding: 26px 22px; border-right: 1px solid var(--site-line); border-bottom: 1px solid var(--site-line);
  position: relative;
}
.inf-pipe-step:nth-child(4n) { border-right: 0; }
.inf-pipe-step:nth-last-child(-n+4) { border-bottom: 0; }
@media (max-width: 1000px) {
  .inf-pipe-step { border-right: 1px solid var(--site-line); border-bottom: 1px solid var(--site-line); }
  .inf-pipe-step:nth-child(4n) { border-right: 1px solid var(--site-line); }
  .inf-pipe-step:nth-child(2n) { border-right: 0; }
  .inf-pipe-step:nth-last-child(-n+2) { border-bottom: 0; }
}
.inf-pipe-step .num { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--site-cyan); }
.inf-pipe-step .ico { width: 28px; height: 28px; color: var(--site-cyan); }
.inf-pipe-step .h { font-family: var(--font-display); font-size: 18px; line-height: 1.2; color: #fff; font-weight: 500; margin: 16px 0 10px; }
.inf-pipe-step .p { font-size: 13px; line-height: 1.55; color: var(--site-text-2); margin: 0; }

/* ---------- INTEGRATIONS / BENEFITS / WHY ---------- */
.inf-int-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 900px) { .inf-int-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .inf-int-grid { grid-template-columns: 1fr; } }
.inf-int {
  border: 1px solid var(--site-line); padding: 22px 22px;
  background: rgba(255,255,255,0.01);
  transition: all 220ms;
}
.inf-int:hover { border-color: rgba(79,200,255,0.4); background: rgba(79,200,255,0.04); }
.inf-int-h { font-family: var(--font-display); font-size: 17px; color: #fff; font-weight: 500; margin: 0 0 8px; letter-spacing: -0.01em; }
.inf-int-p { font-size: 13px; color: var(--site-text-2); line-height: 1.55; margin: 0; }

.inf-bene-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--site-line); }
@media (max-width: 900px) { .inf-bene-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .inf-bene-grid { grid-template-columns: 1fr; } }
.inf-bene { padding: 26px 22px; border-right: 1px solid var(--site-line); border-bottom: 1px solid var(--site-line); }
.inf-bene-num { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--site-mint); }
.inf-bene-h { font-family: var(--font-display); font-size: 18px; line-height: 1.2; color: #fff; font-weight: 500; margin: 14px 0 8px; }
.inf-bene-p { font-size: 13px; line-height: 1.55; color: var(--site-text-2); margin: 0; }

/* ---------- FINAL CTA ---------- */
.inf-final { padding: 120px 0; background: var(--site-bg); border-top: 1px solid var(--site-line); }
.inf-final-card {
  position: relative; padding: 80px 64px;
  border: 1px solid rgba(79,200,255,0.3);
  background:
    radial-gradient(60% 100% at 50% 0%, rgba(0,85,255,0.18), transparent 70%),
    linear-gradient(180deg, rgba(15,21,48,0.6), rgba(5,7,15,0.4));
  text-align: center;
}
@media (max-width: 700px) { .inf-final-card { padding: 56px 24px; } }
.inf-final-eyebrow { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em; color: var(--site-cyan); margin-bottom: 24px; }
.inf-final-eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--site-mint); box-shadow: 0 0 10px var(--site-mint); animation: inf-pulse 1.6s infinite; }
.inf-final-h { font-family: var(--font-display); font-size: clamp(40px, 5vw, 64px); line-height: 1.05; letter-spacing: -0.03em; color: #fff; font-weight: 400; margin: 0 0 24px; }
.inf-final-h .ac { background: linear-gradient(120deg, #4FC8FF 0%, #5EFFA4 100%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.inf-final-sub { font-size: 17px; line-height: 1.55; color: var(--site-text-2); max-width: 720px; margin: 0 auto 40px; }
.inf-final-ctas { display: inline-flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

/* ---------- REVEAL ---------- */
.inf-reveal { opacity: 0; transform: translateY(16px); transition: opacity 600ms cubic-bezier(.22,.61,.36,1), transform 600ms cubic-bezier(.22,.61,.36,1); }
.inf-reveal.on, .inf-reveal.in { opacity: 1; transform: translateY(0); }


/* ============================================================
   AI INFRASTRUCTURE-SPECIFIC ADDITIONS
============================================================ */

/* Workflow nodes diagram */
.inf-flow-diagram { padding: 32px; border: 1px solid var(--site-line); background: linear-gradient(180deg, rgba(15,21,48,0.5), rgba(5,7,15,0.3)); position: relative; overflow: hidden; }
.inf-flow-row { display: grid; grid-template-columns: repeat(9, 1fr); gap: 0; align-items: center; position: relative; }
@media (max-width: 1100px) { .inf-flow-row { grid-template-columns: repeat(3, 1fr); gap: 12px; } }
@media (max-width: 600px) { .inf-flow-row { grid-template-columns: 1fr; } }
.inf-node {
  border: 1px solid var(--site-line); padding: 14px 10px; text-align: center;
  background: rgba(255,255,255,0.02); position: relative; z-index: 2;
  transition: all 220ms;
}
.inf-node:hover { border-color: rgba(79,200,255,0.4); }
.inf-node .num { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; color: var(--site-cyan); }
.inf-node .h { font-size: 13px; color: #fff; font-weight: 500; margin-top: 6px; }
.inf-flow-arrow { color: var(--site-cyan); font-family: var(--font-mono); font-size: 14px; text-align: center; opacity: 0.5; }
@media (max-width: 1100px) { .inf-flow-arrow { display: none; } }

/* Governance pillars — 8 cards in 2 rows */
.inf-gov-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--site-line); }
@media (max-width: 1000px) { .inf-gov-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .inf-gov-grid { grid-template-columns: 1fr; } }
.inf-gov { padding: 24px 22px; border-right: 1px solid var(--site-line); border-bottom: 1px solid var(--site-line); position: relative; }
.inf-gov-ico { width: 28px; height: 28px; color: var(--site-cyan); }
.inf-gov-h { font-family: var(--font-display); font-size: 17px; line-height: 1.2; color: #fff; font-weight: 500; margin: 14px 0 8px; letter-spacing: -0.01em; }
.inf-gov-p { font-size: 13px; line-height: 1.55; color: var(--site-text-2); margin: 0; }

/* Deployment cards */
.inf-dep-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; border: 1px solid var(--site-line); }
@media (max-width: 1100px) { .inf-dep-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .inf-dep-grid { grid-template-columns: 1fr; } }
.inf-dep { padding: 28px 22px; border-right: 1px solid var(--site-line); border-bottom: 1px solid var(--site-line); }
.inf-dep-eyebrow { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.16em; color: var(--site-cyan); }
.inf-dep-h { font-family: var(--font-display); font-size: 18px; color: #fff; font-weight: 500; line-height: 1.2; margin: 12px 0 10px; letter-spacing: -0.01em; }
.inf-dep-p { font-size: 13px; line-height: 1.55; color: var(--site-text-2); margin: 0; }

/* Journey — 8 phase timeline */
.inf-journey { display: grid; grid-template-columns: repeat(8, 1fr); border: 1px solid var(--site-line); position: relative; }
@media (max-width: 1100px) { .inf-journey { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 700px) { .inf-journey { grid-template-columns: repeat(2, 1fr); } }
.inf-jp { padding: 22px 16px; border-right: 1px solid var(--site-line); border-bottom: 1px solid var(--site-line); position: relative; }
.inf-jp .ph { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; color: var(--site-text-3); }
.inf-jp .nm { font-family: var(--font-display); font-size: 18px; color: var(--site-cyan); font-weight: 500; margin: 8px 0 10px; letter-spacing: -0.01em; }
.inf-jp .pp { font-size: 12.5px; line-height: 1.5; color: var(--site-text-2); margin: 0; }

/* Feature accordion */
.inf-feat-stack { display: flex; flex-direction: column; border: 1px solid var(--site-line); }
.inf-feat-row { border-bottom: 1px solid var(--site-line); transition: background 220ms; }
.inf-feat-row:last-child { border-bottom: 0; }
.inf-feat-head {
  display: grid; grid-template-columns: auto auto 1fr auto;
  gap: 18px; align-items: center; padding: 18px 22px;
  cursor: pointer; user-select: none;
  transition: background 180ms;
}
.inf-feat-head:hover { background: rgba(79,200,255,0.04); }
.inf-feat-row.open .inf-feat-head { background: rgba(79,200,255,0.06); }
.inf-feat-head .num { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--site-cyan); }
.inf-feat-head .ico { color: var(--site-cyan); width: 22px; height: 22px; }
.inf-feat-head .label { font-family: var(--font-display); font-size: 18px; color: #fff; font-weight: 500; letter-spacing: -0.01em; }
.inf-feat-head .chev { color: var(--site-text-2); font-family: var(--font-mono); font-size: 14px; transition: transform 220ms; }
.inf-feat-row.open .inf-feat-head .chev { transform: rotate(45deg); color: var(--site-cyan); }
.inf-feat-body { display: none; padding: 4px 22px 22px 60px; }
.inf-feat-row.open .inf-feat-body { display: block; }
.inf-feat-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.inf-feat-tag { padding: 4px 10px; border: 1px solid var(--site-line); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em; color: var(--site-text-2); background: rgba(255,255,255,0.02); }

/* Story cards */
.inf-story-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 900px) { .inf-story-grid { grid-template-columns: 1fr; } }
.inf-story {
  border: 1px solid var(--site-line); padding: 28px;
  background: linear-gradient(180deg, rgba(15,21,48,0.5), rgba(5,7,15,0.3));
}
.inf-story-eyebrow { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.16em; color: var(--site-cyan); }
.inf-story-h { font-family: var(--font-display); font-size: 22px; line-height: 1.2; color: #fff; font-weight: 500; margin: 12px 0 6px; letter-spacing: -0.015em; }
.inf-story-scenario { font-size: 13.5px; font-style: italic; color: var(--site-text-2); margin: 0 0 18px; line-height: 1.55; padding-bottom: 14px; border-bottom: 1px solid var(--site-line); }
.inf-story-flow { list-style: none; padding: 0; margin: 0; counter-reset: au-step; }
.inf-story-flow li {
  counter-increment: au-step; position: relative;
  font-size: 13px; line-height: 1.55; color: var(--site-text); padding: 6px 0 6px 32px;
}
.inf-story-flow li::before {
  content: counter(au-step, decimal-leading-zero);
  position: absolute; left: 0; top: 8px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; color: var(--site-cyan);
}


/* ============================================================
   AI INFRASTRUCTURE-SPECIFIC ADDITIONS
============================================================ */

/* Stack Builder */
.inf-builder { padding: 32px; border: 1px solid var(--site-line); background: linear-gradient(180deg, rgba(15,21,48,0.5), rgba(5,7,15,0.3)); }
.inf-builder-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
@media (max-width: 1000px) { .inf-builder-grid { grid-template-columns: 1fr; } }
.inf-builder-controls { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 700px) { .inf-builder-controls { grid-template-columns: 1fr; } }
.inf-ctrl { border: 1px solid var(--site-line); padding: 12px 14px; background: rgba(255,255,255,0.02); }
.inf-ctrl-l { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; color: var(--site-text-3); margin-bottom: 6px; }
.inf-ctrl-s {
  width: 100%; background: transparent; border: 0; color: #fff; font-family: var(--font-display); font-size: 14px;
  padding: 0; appearance: none; cursor: pointer; outline: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%234FC8FF' stroke-width='1.5'><path d='M4 6l4 4 4-4'/></svg>");
  background-repeat: no-repeat; background-position: right center; background-size: 14px;
}
.inf-ctrl-s option { background: #0A1124; color: #fff; }

.inf-blueprint {
  border: 1px solid var(--site-line); background: rgba(0,0,0,0.4);
  font-family: var(--font-mono); font-size: 12px; line-height: 1.65;
  padding: 22px; min-height: 380px; position: relative; overflow: hidden;
}
.inf-blueprint-head {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 10.5px; letter-spacing: 0.18em; color: var(--site-text-3); margin-bottom: 16px;
  padding-bottom: 14px; border-bottom: 1px solid var(--site-line);
}
.inf-blueprint-head .live { color: #5EFFA4; font-family: var(--font-mono); display: flex; align-items: center; gap: 6px; }
.inf-blueprint-head .live::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: #5EFFA4; box-shadow: 0 0 10px #5EFFA4; }
.inf-bp-line { color: var(--site-text-2); padding: 3px 0; opacity: 0; transform: translateY(4px); transition: all 380ms; }
.inf-bp-line.show { opacity: 1; transform: translateY(0); }
.inf-bp-line .ok { color: #5EFFA4; }
.inf-bp-line .key { color: var(--site-cyan); }
.inf-bp-line .ar { color: var(--site-text-3); }

/* Architecture Layers - 8 stacked bands */
.inf-arch { display: flex; flex-direction: column; border: 1px solid var(--site-line); }
.inf-layer {
  display: grid; grid-template-columns: 90px 220px 1fr;
  gap: 24px; padding: 22px 24px; border-bottom: 1px solid var(--site-line);
  align-items: center; transition: background 220ms;
}
.inf-layer:last-child { border-bottom: 0; }
.inf-layer:hover { background: rgba(79,200,255,0.04); }
@media (max-width: 800px) {
  .inf-layer { grid-template-columns: 1fr; gap: 8px; padding: 18px; }
}
.inf-layer-num { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--site-cyan); }
.inf-layer-name { font-family: var(--font-display); font-size: 18px; color: #fff; font-weight: 500; letter-spacing: -0.01em; }
.inf-layer-p { font-size: 13px; line-height: 1.55; color: var(--site-text-2); margin: 0; }
.inf-layer:nth-child(1) .inf-layer-num { color: #5EFFA4; }
.inf-layer:nth-child(2) .inf-layer-num { color: #4FC8FF; }
.inf-layer:nth-child(3) .inf-layer-num { color: #4FC8FF; }
.inf-layer:nth-child(4) .inf-layer-num { color: #FFC04D; }
.inf-layer:nth-child(5) .inf-layer-num { color: #FFC04D; }
.inf-layer:nth-child(6) .inf-layer-num { color: #FF7A95; }
.inf-layer:nth-child(7) .inf-layer-num { color: #5EFFA4; }
.inf-layer:nth-child(8) .inf-layer-num { color: #BCA4FF; }

/* Model Router Visual */
.inf-router { padding: 32px; border: 1px solid var(--site-line); background: linear-gradient(180deg, rgba(15,21,48,0.5), rgba(5,7,15,0.3)); }

/* Accordion */
.inf-acc { display: flex; flex-direction: column; border: 1px solid var(--site-line); }
.inf-acc-row { border-bottom: 1px solid var(--site-line); }
.inf-acc-row:last-child { border-bottom: 0; }
.inf-acc-head {
  display: grid; grid-template-columns: auto 1fr auto auto; gap: 18px; align-items: center;
  padding: 20px 24px; cursor: pointer; user-select: none; transition: background 180ms;
}
.inf-acc-head:hover { background: rgba(79,200,255,0.04); }
.inf-acc-row.open .inf-acc-head { background: rgba(79,200,255,0.06); }
.inf-acc-head .num { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--site-cyan); }
.inf-acc-head .label { font-family: var(--font-display); font-size: 19px; color: #fff; font-weight: 500; letter-spacing: -0.01em; }
.inf-acc-head .count { font-family: var(--font-mono); font-size: 11px; color: var(--site-text-3); letter-spacing: 0.1em; }
.inf-acc-head .chev { color: var(--site-text-2); font-family: var(--font-mono); font-size: 14px; transition: transform 220ms; }
.inf-acc-row.open .inf-acc-head .chev { transform: rotate(45deg); color: var(--site-cyan); }
.inf-acc-body { display: none; padding: 4px 24px 22px 24px; }
.inf-acc-row.open .inf-acc-body { display: block; }
.inf-acc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
@media (max-width: 1000px) { .inf-acc-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .inf-acc-grid { grid-template-columns: 1fr; } }
.inf-acc-tag { padding: 8px 12px; border: 1px solid var(--site-line); font-size: 12.5px; color: var(--site-text); background: rgba(255,255,255,0.02); }

/* Department tabs */
.inf-tabs { display: flex; gap: 0; border-bottom: 1px solid var(--site-line); flex-wrap: wrap; }
.inf-tab {
  padding: 14px 22px; cursor: pointer; font-family: var(--font-mono); font-size: 11.5px;
  letter-spacing: 0.14em; color: var(--site-text-3); border-bottom: 1px solid transparent; margin-bottom: -1px;
  transition: all 200ms; user-select: none; background: transparent; border-left: 0; border-right: 0; border-top: 0;
}
.inf-tab:hover { color: var(--site-text); }
.inf-tab.active { color: var(--site-cyan); border-bottom-color: var(--site-cyan); }
.inf-tab-body { padding: 32px 0 0; }
.inf-tab-h { font-family: var(--font-display); font-size: 26px; color: #fff; font-weight: 500; line-height: 1.2; letter-spacing: -0.015em; margin: 0 0 14px; }
.inf-tab-p { font-size: 15px; line-height: 1.7; color: var(--site-text-2); margin: 0; max-width: 900px; }

/* Blueprint stories */
.inf-bp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 1000px) { .inf-bp-grid { grid-template-columns: 1fr; } }
.inf-bp-card {
  border: 1px solid var(--site-line); padding: 28px;
  background: linear-gradient(180deg, rgba(15,21,48,0.5), rgba(5,7,15,0.3));
}
.inf-bp-card .eyebrow { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.16em; color: var(--site-cyan); }
.inf-bp-card .h { font-family: var(--font-display); font-size: 22px; line-height: 1.2; color: #fff; font-weight: 500; margin: 12px 0 8px; letter-spacing: -0.015em; }
.inf-bp-card .scen { font-size: 13.5px; font-style: italic; color: var(--site-text-2); margin: 0 0 18px; line-height: 1.55; padding-bottom: 14px; border-bottom: 1px solid var(--site-line); }
.inf-bp-card ol { list-style: none; padding: 0; margin: 0; counter-reset: ifs; }
.inf-bp-card ol li {
  counter-increment: ifs; position: relative;
  font-size: 13px; line-height: 1.55; color: var(--site-text); padding: 6px 0 6px 32px;
}
.inf-bp-card ol li::before {
  content: counter(ifs, decimal-leading-zero);
  position: absolute; left: 0; top: 8px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; color: var(--site-cyan);
}

/* AI Solutions cards (sec 15) */
.inf-sol-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--site-line); }
@media (max-width: 1000px) { .inf-sol-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .inf-sol-grid { grid-template-columns: 1fr; } }
.inf-sol { padding: 24px 22px; border-right: 1px solid var(--site-line); border-bottom: 1px solid var(--site-line); }
.inf-sol-h { font-family: var(--font-display); font-size: 17px; color: #fff; font-weight: 500; margin: 12px 0 8px; letter-spacing: -0.01em; }
.inf-sol-p { font-size: 13px; line-height: 1.55; color: var(--site-text-2); margin: 0; }


/* ==================================================================
   LLM Application Builder (Section 04)
   ================================================================== */
.llm-builder{
  display: grid;
  grid-template-columns: minmax(320px, 0.85fr) minmax(360px, 1.15fr);
  gap: 28px;
  padding: 28px;
  border: 1px solid var(--site-line, rgba(255,255,255,0.08));
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.012));
  box-shadow: 0 24px 80px rgba(0,0,0,0.35);
  margin-top: 28px;
}
@media (max-width: 980px){
  .llm-builder{ grid-template-columns: 1fr; gap: 22px; padding: 22px; }
}

.llm-builder-form{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  align-content: start;
}
@media (max-width: 640px){ .llm-builder-form{ grid-template-columns: 1fr; } }

.llm-field{
  display: flex; flex-direction: column; gap: 6px;
  padding: 12px 14px;
  border: 1px solid var(--site-line, rgba(255,255,255,0.08));
  border-radius: 12px;
  background: rgba(255,255,255,0.025);
  transition: border-color .2s, background .2s;
}
.llm-field:hover{ border-color: rgba(255,255,255,0.18); background: rgba(255,255,255,0.04); }
.llm-field-l{
  font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--site-muted, rgba(255,255,255,0.55));
  font-weight: 600;
}
.llm-field select{
  appearance: none; -webkit-appearance: none;
  background: transparent;
  border: 0; outline: 0;
  color: var(--site-fg, #fff);
  font: inherit; font-size: 14px; font-weight: 500;
  padding: 4px 18px 4px 0;
  cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, rgba(255,255,255,0.5) 50%),
                    linear-gradient(135deg, rgba(255,255,255,0.5) 50%, transparent 50%);
  background-position: calc(100% - 9px) 12px, calc(100% - 4px) 12px;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}
.llm-field select option{ background: #0e1116; color: #fff; }

.llm-builder-out{
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 14px;
  min-width: 0;
}

.llm-builder-flow{
  border: 1px solid var(--site-line, rgba(255,255,255,0.08));
  border-radius: 14px;
  padding: 16px 18px;
  background: rgba(255,255,255,0.02);
}
.llm-builder-flow-h{
  font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--site-muted, rgba(255,255,255,0.55));
  font-weight: 700;
  margin-bottom: 12px;
}
.llm-flow-list{
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px 18px;
}
@media (max-width: 720px){ .llm-flow-list{ grid-template-columns: 1fr; } }
.llm-flow-list li{
  display: flex; align-items: center; gap: 10px;
  font-size: 13px; line-height: 1.35;
  color: var(--site-fg, rgba(255,255,255,0.9));
}
.llm-flow-list .n{
  flex: 0 0 auto;
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px;
  border-radius: 6px;
  background: rgba(110,168,254,0.14);
  color: #6ea8fe;
  font-size: 10px; font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.llm-terminal{
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  background: #07090d;
  overflow: hidden;
  display: flex; flex-direction: column;
  min-height: 280px;
}
.llm-term-chrome{
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px;
  background: rgba(255,255,255,0.025);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  font-size: 11px; color: rgba(255,255,255,0.6);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
.llm-term-chrome > span:nth-child(2){ flex: 1; }
.llm-term-dots{ display: inline-flex; gap: 6px; }
.llm-term-dots i{ width: 10px; height: 10px; border-radius: 50%; background: #ff5f57; display: inline-block; }
.llm-term-dots i:nth-child(2){ background: #febc2e; }
.llm-term-dots i:nth-child(3){ background: #28c840; }
.llm-term-live{
  font-size: 9.5px; letter-spacing: 0.14em; font-weight: 700;
  color: #5dd4a8; padding: 3px 7px; border-radius: 4px;
  background: rgba(93,212,168,0.12); border: 1px solid rgba(93,212,168,0.25);
}
.llm-term-body{
  padding: 14px 16px; flex: 1;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12.5px; line-height: 1.6;
  color: rgba(255,255,255,0.85);
}
.llm-term-line{ display: flex; gap: 10px; }
.llm-term-line .ts{ color: rgba(110,168,254,0.85); flex: 0 0 auto; font-variant-numeric: tabular-nums; }
.llm-term-line .msg{ color: rgba(255,255,255,0.78); }
.llm-term-line .cursor{ color: #5dd4a8; animation: llmBlink 1s steps(2) infinite; }
@keyframes llmBlink{ 50%{ opacity: 0; } }

.llm-builder-cta{
  display: flex; gap: 12px; flex-wrap: wrap;
  margin-top: 22px;
  justify-content: center;
}