/* ==========================================================================
   Datalyst Africa — Rebuild additions
   Department grid, payment UI, agent plan pages, and one signature visual
   effect per major page. Loaded sitewide after core.css/nav.css/agents.css.
   Every animated rule here has a prefers-reduced-motion fallback at the
   bottom of this file.
   ========================================================================== */

/* ---------- Department grid (Home + AI Agents filter strip) ---------- */
.dept-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.dept-card{
  display:flex;flex-direction:column;gap:12px;padding:20px 20px 22px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r);
  transition:transform .38s var(--ease),box-shadow .38s var(--ease),border-color .38s;
}
.dept-card:hover,.dept-card:focus-visible{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:transparent}
.dept-card .ico-sm{background:var(--red-050);color:var(--red)}
.dept-card:nth-child(3n+2) .ico-sm{background:var(--blue-050);color:var(--blue-600)}
.dept-card:nth-child(3n) .ico-sm{background:rgba(0,48,72,.07);color:var(--navy)}
.dept-name{font-size:.98rem;font-weight:750;color:var(--navy-900);letter-spacing:-.01em}
.dept-hint{font-size:.82rem;color:var(--ink-3)}
.dept-empty{font-size:.78rem;color:var(--ink-3);font-style:italic}
@media (max-width:960px){.dept-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.dept-grid{grid-template-columns:1fr}}

/* ---------- Payment row (footer + agent plan pages) ---------- */
.pay-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.pay-mark{
  display:inline-flex;align-items:center;justify-content:center;width:52px;height:34px;
  border-radius:8px;background:#fff;border:1px solid var(--line);cursor:pointer;padding:2px;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s;
}
.pay-mark img{width:100%;height:100%;object-fit:contain}
.pay-mark:hover,.pay-mark:focus-visible{transform:translateY(-2px);box-shadow:var(--sh-1);border-color:#CBD8E4}
.footer .pay-mark{background:rgba(255,255,255,.92);border-color:rgba(255,255,255,.14)}
.pay-modal-overlay{
  position:fixed;inset:0;z-index:220;display:grid;place-items:center;padding:20px;
  background:rgba(1,26,40,.62);backdrop-filter:blur(6px);
  opacity:0;pointer-events:none;transition:opacity .3s var(--ease);
}
.pay-modal-overlay.on{opacity:1;pointer-events:auto}
.pay-modal{
  width:100%;max-width:420px;background:#fff;border-radius:var(--r-lg);padding:28px;position:relative;
  box-shadow:0 32px 90px rgba(1,26,40,.42);transform:translateY(14px) scale(.98);opacity:0;
  transition:transform .34s var(--ease),opacity .34s var(--ease);
}
.pay-modal-overlay.on .pay-modal{transform:none;opacity:1}
.pay-modal-close{
  position:absolute;top:14px;right:14px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  background:var(--bg-2);border:1px solid var(--line);color:var(--ink-2);
}
.pay-modal-close:hover{background:var(--navy);color:#fff}
.pay-modal-close svg{width:16px;height:16px}
.pay-modal h3{padding-right:30px}
.pay-modal p{margin-top:12px;font-size:.92rem;color:var(--ink-2);line-height:1.62}

/* ---------- Agent plan page ---------- */
.plan-bar{
  padding-top:calc(var(--nav-h) + 26px);padding-bottom:26px;background:var(--bg-2);
  border-bottom:1px solid var(--line);
}
.plan-bar h1{font-size:clamp(1.5rem,2.6vw,2.1rem)}
.plan-bar p{margin-top:6px}
.tier.tilt{transition:transform .3s var(--ease),box-shadow .42s var(--ease)}
.tier.tilt:hover{transform:perspective(900px) rotateX(2.4deg) rotateY(-2.4deg) translateY(-6px)}
.trial-badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--r-full);
  background:var(--red-050);color:var(--red-600);border:1px solid rgba(228,48,60,.18);
  font-size:.72rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;
}
@keyframes badgePulseOnce{0%{box-shadow:0 0 0 0 rgba(228,48,60,.4)}100%{box-shadow:0 0 0 10px rgba(228,48,60,0)}}
.trial-badge.pulse{animation:badgePulseOnce 1.1s var(--ease) 1}

/* ---------- Signature effect: Home — neural constellation ---------- */
.constellation{position:absolute;inset:0;z-index:0;pointer-events:none}
.constellation canvas{width:100%;height:100%;display:block}

/* ---------- Signature effect: About — self-drawing timeline ---------- */
.tline{position:relative;padding-top:34px}
.tline-track{position:absolute;top:0;left:0;right:0;height:3px;background:var(--line);border-radius:3px;overflow:hidden}
.tline-track::after{
  content:"";position:absolute;inset:0;background:var(--g-brand);transform:scaleX(0);transform-origin:left;
  transition:transform 1.1s var(--ease);
}
.tline.in .tline-track::after{transform:scaleX(1)}
.tline-row{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.tline-item{opacity:0;transform:translateY(14px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.tline.in .tline-item{opacity:1;transform:none}
.tline-item:nth-child(1){transition-delay:.15s}
.tline-item:nth-child(2){transition-delay:.4s}
.tline-item:nth-child(3){transition-delay:.65s}
.tline-item:nth-child(4){transition-delay:.9s}
.tline-dot{width:13px;height:13px;border-radius:50%;background:var(--red);border:3px solid #fff;box-shadow:0 0 0 1px var(--line);margin-bottom:14px}
.tline-y{font-family:var(--ff-mono);font-size:.78rem;color:var(--red);font-weight:700}
@media (max-width:860px){.tline-row{grid-template-columns:1fr 1fr;row-gap:34px}.tline-track{display:none}}

/* ---------- Signature effect: AI Agents — staggered filtered grid ---------- */
.agent-grid[data-staggered] .agent-card{
  opacity:0;transform:translateY(18px);transition:opacity .5s var(--ease),transform .5s var(--ease);
}
.agent-grid[data-staggered] .agent-card.in{opacity:1;transform:none}

/* ---------- Signature effect: ICT — split two-panel header ---------- */
.split-panels{display:grid;grid-template-columns:1fr 1fr;gap:2px;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-3)}
.split-panel{
  position:relative;min-height:280px;padding:clamp(28px,3.4vw,44px);display:flex;flex-direction:column;justify-content:flex-end;
  color:#fff;overflow:hidden;flex:1;transition:flex-grow .5s var(--ease);
}
.split-panel::before{content:"";position:absolute;inset:0;background:var(--g-navy);z-index:0}
.split-panel.alt::before{background:linear-gradient(160deg,var(--navy-800) 0%,#031C2B 100%)}
.split-panel::after{
  content:"";position:absolute;inset:0;z-index:0;opacity:0;background:radial-gradient(circle at 30% 20%,rgba(228,48,60,.35),transparent 60%);
  transition:opacity .5s var(--ease);
}
.split-panel.alt::after{background:radial-gradient(circle at 70% 20%,rgba(0,152,218,.35),transparent 60%)}
.split-panels:hover .split-panel{flex-grow:1}
.split-panels:hover .split-panel:hover{flex-grow:1.35}
.split-panels:hover .split-panel:hover::after{opacity:1}
.split-panel>*{position:relative;z-index:1}
.split-panel h3{color:#fff;font-size:clamp(1.3rem,2vw,1.7rem)}
.split-panel p{margin-top:10px;color:rgba(255,255,255,.72);max-width:36ch}
.split-panel .btn{margin-top:20px}
@media (max-width:760px){.split-panels{grid-template-columns:1fr}.split-panels:hover .split-panel{flex-grow:1}}

/* ---------- Signature effect: Products — blueprint grid + parallax ---------- */
.blueprint{position:relative;overflow:hidden;background:var(--bg-2)}
.blueprint-grid{
  position:absolute;inset:-10% -10%;z-index:0;pointer-events:none;opacity:.55;
  background-image:linear-gradient(rgba(0,48,72,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(0,48,72,.08) 1px,transparent 1px);
  background-size:42px 42px;will-change:transform;
}
.blueprint-grid.fine{
  background-image:linear-gradient(rgba(0,48,72,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(0,48,72,.05) 1px,transparent 1px);
  background-size:14px 14px;
}

/* ---------- Signature effect: Second ICT page — terminal typing ---------- */
.term{
  background:var(--navy-900);border-radius:var(--r-lg);border:1px solid rgba(255,255,255,.1);
  overflow:hidden;box-shadow:var(--sh-3);font-family:var(--ff-mono);
}
.term-bar{display:flex;align-items:center;gap:7px;padding:12px 16px;background:rgba(255,255,255,.04);border-bottom:1px solid rgba(255,255,255,.08)}
.term-dot{width:10px;height:10px;border-radius:50%}
.term-dot.r{background:#FF5F57}.term-dot.y{background:#FEBC2E}.term-dot.g{background:#28C840}
.term-body{padding:22px 20px;min-height:64px;color:#8FE3B0;font-size:.92rem;line-height:1.7}
.term-body .p{color:#5B7690}
.term-caret{display:inline-block;width:8px;height:1.1em;background:#8FE3B0;vertical-align:-2px;margin-left:2px;animation:termBlink 1s step-end infinite}
@keyframes termBlink{50%{opacity:0}}
.scanlines{position:absolute;inset:0;pointer-events:none;opacity:.06;
  background:repeating-linear-gradient(0deg,#fff 0 1px,transparent 1px 3px)}

/* ---------- Signature effect: AI Academy — progress stepper ---------- */
.progress-path{position:relative;padding-left:30px}
.progress-path::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:rgba(255,255,255,.16)}
.progress-path::after{
  content:"";position:absolute;left:9px;top:6px;width:2px;height:0;background:var(--red);
  transition:height .3s linear;
}
.progress-path.in::after{height:var(--fill,0%)}
.progress-step{position:relative;padding-bottom:34px}
.progress-step:last-child{padding-bottom:0}
.progress-step::before{
  content:"";position:absolute;left:-30px;top:2px;width:20px;height:20px;border-radius:50%;
  background:var(--navy-900);border:2px solid rgba(255,255,255,.24);
}
.progress-step.on::before{background:var(--red);border-color:var(--red)}
.progress-path.light::before{background:var(--line)}
.progress-path.light .progress-step::before{background:#fff;border-color:var(--line)}
.progress-path.light .progress-step.on::before{background:var(--red);border-color:var(--red)}

/* ---------- Signature effect: Contact — scanline focus sweep ---------- */
.scan-fld{position:relative;overflow:hidden;border-radius:13px}
.scan-fld::after{
  content:"";position:absolute;left:-40%;top:0;bottom:0;width:40%;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(0,152,218,.16),transparent);
  transform:translateX(-20%);opacity:0;transition:opacity .2s;
}
.scan-fld:focus-within::after{opacity:1;animation:scanSweep 1.1s var(--ease) 1}
@keyframes scanSweep{from{transform:translateX(-20%)}to{transform:translateX(340%)}}

/* ---------- Restrained fade/mask family (other pages — never repeated) ---------- */
.rf-mask{clip-path:inset(0 0 0 0);animation:rfMask .8s var(--ease) both}
@keyframes rfMask{from{clip-path:inset(0 100% 0 0)}to{clip-path:inset(0 0 0 0)}}
.rf-fade{animation:rfFade .7s var(--ease) both}
@keyframes rfFade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.rf-blur{animation:rfBlur .8s var(--ease) both}
@keyframes rfBlur{from{opacity:0;filter:blur(6px)}to{opacity:1;filter:blur(0)}}
.rf-wipe{clip-path:inset(0 0 100% 0);animation:rfWipe .85s var(--ease) both}
@keyframes rfWipe{to{clip-path:inset(0 0 0% 0)}}
.rf-split{position:relative}
.rf-split::before{
  content:"";position:absolute;inset:0;background:var(--bg-2);transform-origin:top;z-index:2;
  animation:rfSplit .7s var(--ease) both;
}
@keyframes rfSplit{to{transform:scaleY(0)}}
.rf-line{position:relative}
.rf-line::after{
  content:"";position:absolute;left:0;bottom:-8px;height:2px;width:0;background:var(--g-brand);
  animation:rfLine .8s var(--ease) .1s both;
}
@keyframes rfLine{to{width:64px}}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  .constellation,.blueprint-grid,.term-caret,.trial-badge.pulse,
  .tline-track::after,.tline-item,.agent-grid[data-staggered] .agent-card,
  .rf-mask,.rf-fade,.rf-blur,.rf-wipe,.rf-split::before,.rf-line::after,
  .progress-path::after,.scan-fld::after{animation:none !important;transition:none !important}
  .tline-item,.agent-grid[data-staggered] .agent-card{opacity:1;transform:none}
  .rf-mask,.rf-wipe{clip-path:none}
  .rf-fade,.rf-blur{opacity:1;filter:none;transform:none}
  .rf-split::before{transform:scaleY(0)}
  .rf-line::after{width:64px}
}