/* ============================================================
   SAPPHIRE — enhancements: gem, heritage, craft, motion
   ============================================================ */

/* ---------- Scroll progress ---------- */
.scroll-progress{
  position:fixed;top:0;left:0;height:3px;width:100%;z-index:80;
  transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,var(--periwinkle),var(--sapphire) 60%,var(--periwinkle-2));
  will-change:transform;
}

/* ---------- Girih cultural pattern ---------- */
.girih{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='84' height='84' viewBox='0 0 84 84'%3E%3Cg fill='none' stroke='%232A39D1' stroke-width='1'%3E%3Crect x='22' y='22' width='40' height='40'/%3E%3Crect x='22' y='22' width='40' height='40' transform='rotate(45 42 42)'/%3E%3Ccircle cx='42' cy='42' r='6'/%3E%3C/g%3E%3C/svg%3E");
  background-size:84px 84px;
}
.girih-light{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='84' height='84' viewBox='0 0 84 84'%3E%3Cg fill='none' stroke='%239AA4FB' stroke-width='1'%3E%3Crect x='22' y='22' width='40' height='40'/%3E%3Crect x='22' y='22' width='40' height='40' transform='rotate(45 42 42)'/%3E%3Ccircle cx='42' cy='42' r='6'/%3E%3C/g%3E%3C/svg%3E");
  background-size:84px 84px;
}

/* ============================================================
   HERO — gem rework
   ============================================================ */
.hero{align-items:center}
.hero-inner{display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(30px,4vw,70px);align-items:center}
.hero-copy{position:relative;z-index:3}
.hero .hero-bottom{margin-top:clamp(34px,4vw,52px);flex-direction:column;align-items:flex-start;gap:30px}
.hero-sub{max-width:42ch}

/* draw-on-scroll flourish under headline word */
.flourish{display:block;width:min(420px,80%);height:26px;margin-top:6px;overflow:visible}
.flourish path{fill:none;stroke:var(--sapphire);stroke-width:3.4;stroke-linecap:round}

/* gem stage */
.gem-stage{position:relative;z-index:2;display:grid;place-items:center;aspect-ratio:1/1;width:100%;
  perspective:900px;perspective-origin:50% 45%}
.gem-glow{position:absolute;width:78%;height:78%;border-radius:50%;
  background:radial-gradient(circle at 50% 45%, rgba(110,123,242,.85), rgba(42,57,209,.35) 45%, transparent 72%);
  filter:blur(18px);animation:gemPulse 5s var(--ease) infinite alternate;z-index:1}
@keyframes gemPulse{from{transform:scale(.92);opacity:.8}to{transform:scale(1.06);opacity:1}}
.gem{position:relative;z-index:2;width:min(78%,460px);height:auto;transform-style:preserve-3d;
  filter:drop-shadow(0 30px 60px rgba(16,24,92,.45));will-change:transform}
/* idle float only when physics is OFF (reduced motion / touch / no-JS) */
.gem-stage.static .gem{animation:gemFloat 8s var(--ease) infinite alternate}
@keyframes gemFloat{from{transform:translateY(-10px) rotate(-2deg)}to{transform:translateY(12px) rotate(2deg)}}
@keyframes gemFloat{from{transform:translateY(-10px) rotate(-2deg)}to{transform:translateY(12px) rotate(2deg)}}
.gem .glint{animation:glint 4.5s ease-in-out infinite}
.gem .glint-2{animation:glint 4.5s ease-in-out .9s infinite}
.gem .glint-3{animation:glint 4.5s ease-in-out 1.8s infinite}
@keyframes glint{0%,100%{opacity:.15}45%{opacity:.95}}
/* floating sparks */
.spark{position:absolute;z-index:3;color:#fff;opacity:.85;animation:sparkle 3.4s ease-in-out infinite}
.spark.s1{top:14%;right:18%;width:20px}
.spark.s2{bottom:20%;left:14%;width:14px;animation-delay:1.1s}
.spark.s3{top:30%;left:8%;width:11px;animation-delay:2.1s}
@keyframes sparkle{0%,100%{opacity:0;transform:scale(.4)}50%{opacity:.95;transform:scale(1)}}

/* ============================================================
   HERITAGE — born from blue
   ============================================================ */
.heritage{position:relative;background:var(--ink);color:#fff;overflow:hidden}
.heritage .girih{position:absolute;inset:0;opacity:.10;z-index:0;
  -webkit-mask-image:radial-gradient(circle at 80% 18%, #000, transparent 62%);
  mask-image:radial-gradient(circle at 80% 18%, #000, transparent 62%)}
.heritage>.wrap{position:relative;z-index:2}
.heritage-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,5vw,80px);align-items:center}
.heritage .eyebrow{color:var(--periwinkle-2)}
.heritage .eyebrow::before{background:var(--periwinkle-2)}
.heritage h2{font-size:var(--t-h1);margin-top:22px}
.heritage h2 .serif{color:var(--periwinkle-2)}
.heritage-lead{color:rgba(255,255,255,.72);font-size:var(--t-lead);line-height:1.5;margin-top:26px;max-width:46ch}
.heritage-note{color:rgba(255,255,255,.5);font-size:.96rem;line-height:1.55;margin-top:22px;max-width:46ch}
.heritage-note b{color:#fff;font-weight:600}

/* timeline of the blue */
.blue-line{margin-top:36px;display:grid;gap:0;border-top:1px solid rgba(255,255,255,.14)}
.bl-row{display:grid;grid-template-columns:120px 1fr;gap:22px;padding-block:16px;border-bottom:1px solid rgba(255,255,255,.14);align-items:baseline}
.bl-row .yr{font-family:var(--font-display);font-weight:700;color:var(--periwinkle-2);font-size:1.05rem;letter-spacing:.02em}
.bl-row .ev{color:rgba(255,255,255,.7);font-size:1rem;line-height:1.45}

/* real-stone slot + draw-on-scroll facet ring */
.stone-frame{position:relative;display:grid;place-items:center;aspect-ratio:1/1}
.stone-frame image-slot{width:74%;height:74%;border-radius:50%;box-shadow:0 30px 70px -20px rgba(0,0,0,.6), 0 0 0 1px rgba(255,255,255,.08)}
.stone-ring{position:absolute;inset:0;width:100%;height:100%;z-index:3;pointer-events:none;overflow:visible}
.stone-ring circle,.stone-ring path,.stone-ring line,.stone-ring polygon{fill:none;stroke:var(--periwinkle-2);stroke-width:1.2;opacity:.85}
.stone-cap{position:absolute;bottom:-6px;left:50%;transform:translateX(-50%);text-align:center;
  font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.45);font-weight:700;z-index:4}

/* ============================================================
   CRAFT — how the work is made (image slots)
   ============================================================ */
.craft .sec-head h2{max-width:18ch}
.craft-grid{display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:200px;gap:clamp(12px,1.4vw,20px)}
.craft-cell{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--mist)}
.craft-cell image-slot{width:100%;height:100%}
.craft-cell .ct-tag{position:absolute;left:16px;bottom:14px;z-index:5;color:#fff;
  font-size:.8rem;font-weight:600;letter-spacing:.02em;text-shadow:0 1px 12px rgba(0,0,0,.6);pointer-events:none}
.craft-cell .ct-num{position:absolute;right:14px;top:12px;z-index:5;font-family:var(--font-display);font-weight:700;
  font-size:.85rem;color:rgba(255,255,255,.85);text-shadow:0 1px 10px rgba(0,0,0,.6);pointer-events:none}
.cc-a{grid-column:span 7;grid-row:span 2}
.cc-b{grid-column:span 5;grid-row:span 1}
.cc-c{grid-column:span 5;grid-row:span 1}
.cc-d{grid-column:span 4;grid-row:span 1}
.cc-e{grid-column:span 4;grid-row:span 1}
.cc-f{grid-column:span 4;grid-row:span 1}
.craft-foot{margin-top:30px;color:var(--muted);font-size:1rem;max-width:60ch;line-height:1.55}
.craft-foot b{color:var(--ink);font-weight:600}

/* ============================================================
   MOTION UTILITIES
   ============================================================ */
/* directional reveals */
.reveal-l{opacity:0;transform:translateX(-36px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal-r{opacity:0;transform:translateX(36px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal-l.in,.reveal-r.in{opacity:1;transform:none}
.reveal-scale{opacity:0;transform:scale(.9);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.reveal-scale.in{opacity:1;transform:none}
/* title clip reveal */
.clip-up{clip-path:inset(0 0 105% 0);transition:clip-path 1s var(--ease)}
.clip-up.in{clip-path:inset(0 0 -10% 0)}
/* parallax */
.parallax{will-change:transform}
/* draw-on-scroll paths */
.draw{stroke-dasharray:1;stroke-dashoffset:1}

@media (prefers-reduced-motion:reduce){
  .gem,.gem-glow,.spark,.gem .glint,.gem .glint-2,.gem .glint-3{animation:none}
  .reveal-l,.reveal-r,.reveal-scale{opacity:1;transform:none;transition:none}
  .clip-up{clip-path:none;transition:none}
  .scroll-progress{display:none}
}

/* ============================================================
   RESPONSIVE — enhancements
   ============================================================ */
@media (max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:20px}
  .gem-stage{order:-1;width:62%;margin:0 auto;max-width:360px}
  .hero{padding-top:130px;align-items:center}
  .heritage-grid{grid-template-columns:1fr;gap:40px}
  .stone-frame{max-width:420px;margin-inline:auto;width:100%}
  .craft-grid{grid-auto-rows:170px}
}
@media (max-width:620px){
  .craft-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:150px}
  .cc-a{grid-column:span 2;grid-row:span 2}
  .cc-b,.cc-c,.cc-d,.cc-e,.cc-f{grid-column:span 1;grid-row:span 1}
  .bl-row{grid-template-columns:84px 1fr;gap:14px}
}