/* SYLM-CORE-V1 — Warm Dusk next-gen foundation (K3 UIX plan §1/§5) */
/* Ambient, motion, elevated surfaces. All classes prefixed sylm-. Zero overrides of base.html classes. */

/* ---------- LAYER A: AMBIENT ATMOSPHERE ---------- */
.sylm-aurora{position:fixed;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.sylm-aurora::before,.sylm-aurora::after{content:"";position:absolute;border-radius:50%;filter:blur(80px)}
.sylm-aurora::before{width:60vw;height:60vw;left:55%;top:-25%;background:radial-gradient(circle,rgba(255,94,126,.10),transparent 65%);animation:sylmAuroraA 26s ease-in-out infinite alternate}
.sylm-aurora::after{width:50vw;height:50vw;left:-20%;top:70%;background:radial-gradient(circle,rgba(212,165,116,.08),transparent 60%);animation:sylmAuroraB 34s ease-in-out infinite alternate}
@keyframes sylmAuroraA{from{transform:translate(0,0) scale(1)}to{transform:translate(-60px,40px) scale(1.15)}}
@keyframes sylmAuroraB{from{transform:translate(0,0) scale(1.1)}to{transform:translate(50px,-60px) scale(1)}}

.sylm-grain{position:fixed;inset:0;pointer-events:none;z-index:1;opacity:.03;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E")}

/* ember hearts (landing hero + dashboard) — floatUp reused verbatim from proven style.css */
.sylm-ember{position:absolute;left:var(--x);bottom:-30px;font-size:var(--s);color:var(--rose,#ff5e7e);opacity:0;animation:sylmFloatUp 14s linear infinite;animation-delay:var(--d);pointer-events:none;z-index:1}
@keyframes sylmFloatUp{0%{transform:translateY(0) rotate(-8deg);opacity:0}12%{opacity:.13}88%{opacity:.13}100%{transform:translateY(-110vh) rotate(10deg);opacity:0}}

/* ---------- LAYER B: SIGNATURE MOTIONS ---------- */
.sylm-shimmer-text{background:linear-gradient(90deg,var(--rose,#ff5e7e),#ffb3c2,#fff,#ffb3c2,var(--rose,#ff5e7e));background-size:200% auto;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:var(--rose,#ff5e7e);animation:sylmShine 4s linear infinite}
@keyframes sylmShine{to{background-position:200% center}}

.sylm-glow-breathe{animation:sylmBreathe 3.2s ease-in-out infinite}
@keyframes sylmBreathe{0%,100%{box-shadow:0 0 24px rgba(255,94,126,.35)}50%{box-shadow:0 0 40px rgba(255,94,126,.6)}}

.sylm-card-lift{transition:transform .4s cubic-bezier(.22,1,.36,1),box-shadow .4s cubic-bezier(.22,1,.36,1),border-color .4s}
.sylm-card-lift:hover{transform:translateY(-6px);border-color:var(--rose,#ff5e7e);box-shadow:0 18px 44px rgba(0,0,0,.45),0 0 20px rgba(255,94,126,.18)}

/* stagger-in: JS adds .sylm-in with per-item delay */
.sylm-stagger-item{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}
.sylm-stagger-item.sylm-in{opacity:1;transform:translateY(0)}

/* heart-burst particles (JS-generated) */
.sylm-burst-heart{position:fixed;pointer-events:none;z-index:9999;color:var(--rose,#ff5e7e);font-size:14px;transition:transform .9s cubic-bezier(.22,1,.36,1),opacity .9s;will-change:transform,opacity}

/* ring sweep (dashboard love ring) */
.sylm-ring-sweep{transition:stroke-dashoffset 1.4s cubic-bezier(.22,1,.36,1)}

/* heart beat pulse (chat reply complete) */
.sylm-heartbeat{animation:sylmHeartBeat .6s ease-in-out 1}
@keyframes sylmHeartBeat{0%,100%{transform:scale(1)}30%{transform:scale(1.04)}60%{transform:scale(.98)}}

/* form error shake */
.sylm-shake{animation:sylmShake .4s ease-in-out 1}
@keyframes sylmShake{0%,100%{transform:translateX(0)}20%{transform:translateX(-6px)}40%{transform:translateX(6px)}60%{transform:translateX(-6px)}80%{transform:translateX(6px)}}

/* ---------- LAYER C: ELEVATED SURFACES ---------- */
.sylm-glass{position:relative;background:rgba(45,21,32,.7);border-radius:20px;box-shadow:inset 0 1px 0 rgba(255,255,255,.06),0 8px 32px rgba(0,0,0,.35);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);overflow:hidden}
.sylm-glass::before{content:"";position:absolute;inset:0;border-radius:20px;padding:1px;background:linear-gradient(135deg,rgba(255,94,126,.5),transparent 40%,transparent 60%,rgba(255,94,126,.2));-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}

.sylm-cream{background:#fff6ef!important;color:#3d1f2b!important}

/* gold conic border (Gold tier, active portrait) — borderFlow reused from proven style.css */
.sylm-borderflow{border:2px solid transparent!important;background:linear-gradient(rgba(45,21,32,.92),rgba(45,21,32,.92)) padding-box,linear-gradient(120deg,#d4a574,#ff5e7e,#d4a574) border-box;background-size:100% 100%,300% 300%;animation:sylmBorderFlow 4s linear infinite}
@keyframes sylmBorderFlow{0%{background-position:0 0,0% 50%}100%{background-position:0 0,300% 50%}}

/* portrait hero (dashboard) */
.sylm-portrait-hero{position:relative;width:168px;height:168px;border-radius:50%;object-fit:cover;box-shadow:0 0 0 3px rgba(255,94,126,.35),0 12px 40px rgba(0,0,0,.5)}

/* auth scene */
.sylm-auth-scene{display:flex;flex-direction:column;align-items:center;gap:.6rem;text-align:center}
.sylm-auth-scene img{width:96px;height:96px;border-radius:50%;object-fit:cover;box-shadow:0 0 0 3px rgba(255,94,126,.4),0 0 32px rgba(255,94,126,.25)}

/* toast */
.sylm-toast{position:fixed;top:18px;left:50%;transform:translate(-50%,-80px);z-index:10000;background:linear-gradient(135deg,#d4a574,#e8c9a0);color:#3d1f2b;font-weight:600;font-size:14.5px;padding:.7rem 1.3rem;border-radius:999px;box-shadow:0 12px 32px rgba(0,0,0,.45);transition:transform .4s cubic-bezier(.22,1,.36,1);pointer-events:none}
.sylm-toast.sylm-toast-show{transform:translate(-50%,0)}

/* quota gauge */
.sylm-gauge{height:6px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
.sylm-gauge-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#ff5e7e,#ff9a8b);transition:width .6s cubic-bezier(.22,1,.36,1)}

/* ---------- LAYER D: EFFECTS & SOUNDS VFX (sylm-fx.js, 2026-08-10) ---------- */

/* Floating +XP / +Coin text — rises from origin and fades */
.lila-fx-float-text{
  position:fixed;pointer-events:none;z-index:60;
  font:700 16px 'Inter',sans-serif;
  text-shadow:0 0 8px rgba(0,0,0,.6),0 2px 4px rgba(0,0,0,.4);
  animation:lilaFloatUp 1.4s cubic-bezier(.22,1,.36,1) forwards;
  will-change:transform,opacity;
}
.lila-fx-float-text.gold{color:#f4c87f}
.lila-fx-float-text.rose{color:#ff8fa3}
.lila-fx-float-text.coin{color:#f4c87f;font-size:18px}
.lila-fx-float-text.lvl{font-size:22px;color:#fff;text-shadow:0 0 12px #f4c87f,0 0 24px #ff5e7e}
@keyframes lilaFloatUp{
  0%{transform:translate(-50%,0) scale(.7);opacity:0}
  18%{transform:translate(-50%,-10px) scale(1.15);opacity:1}
  100%{transform:translate(-50%,-80px) scale(1);opacity:0}
}

/* Floating heart particles */
.lila-fx-heart{
  position:fixed;pointer-events:none;z-index:60;
  transform:translate(-50%,-50%);
  animation:lilaHeartFloat 2s ease-out forwards;
  will-change:transform,opacity;
  filter:drop-shadow(0 0 6px rgba(255,94,126,.5));
}
@keyframes lilaHeartFloat{
  0%{transform:translate(-50%,-50%) scale(.4) rotate(-8deg);opacity:0}
  20%{transform:translate(calc(-50% + var(--dx,0px)*0.3),calc(-50% - 30px)) scale(1) rotate(0deg);opacity:1}
  100%{transform:translate(calc(-50% + var(--dx,0px)),calc(-50% - 160px)) scale(.6) rotate(8deg);opacity:0}
}

/* Sparkle burst particles */
.lila-fx-sparkle{
  position:fixed;pointer-events:none;z-index:60;
  transform:translate(-50%,-50%);
  font-family:'Fraunces',serif;
  animation:lilaSparkle .9s cubic-bezier(.22,1,.36,1) forwards;
  will-change:transform,opacity;
  text-shadow:0 0 8px currentColor;
}
@keyframes lilaSparkle{
  0%{transform:translate(-50%,-50%) scale(0);opacity:0}
  20%{transform:translate(calc(-50% + var(--dx,0px)*.2),calc(-50% + var(--dy,0px)*.2)) scale(1.4);opacity:1}
  100%{transform:translate(calc(-50% + var(--dx,0px)),calc(-50% + var(--dy,0px))) scale(.2) rotate(180deg);opacity:0}
}

/* Click ripple */
.lila-fx-ripple{
  position:fixed;pointer-events:none;z-index:58;
  width:8px;height:8px;border-radius:50%;
  border:2px solid rgba(255,94,126,.7);
  transform:translate(-50%,-50%) scale(1);
  animation:lilaRipple .55s cubic-bezier(.22,1,.36,1) forwards;
  will-change:transform,opacity;
}
@keyframes lilaRipple{
  0%{transform:translate(-50%,-50%) scale(1);opacity:.9;border-width:2px}
  100%{transform:translate(-50%,-50%) scale(15);opacity:0;border-width:1px}
}

/* Cursor sparkle trail */
.lila-fx-trail{
  position:fixed;pointer-events:none;z-index:55;
  width:6px;height:6px;border-radius:50%;
  background:currentColor;
  transform:translate(-50%,-50%);
  box-shadow:0 0 10px currentColor,0 0 20px currentColor;
  animation:lilaTrailFade .7s ease-out forwards;
  will-change:transform,opacity;
}
@keyframes lilaTrailFade{
  0%{transform:translate(-50%,-50%) scale(1);opacity:1}
  100%{transform:translate(-50%,-50%) scale(0);opacity:0}
}

/* Screen flash (brief color overlay) */
.lila-fx-flash{
  position:fixed;inset:0;pointer-events:none;z-index:59;
  opacity:1;transition:opacity .35s ease-out;
}
.lila-fx-flash.fade-out{opacity:0}

/* Toast notifications (top-right) */
.lila-fx-toast{
  display:flex;align-items:center;gap:.65rem;
  padding:.7rem 1.1rem;
  background:rgba(20,12,16,.95);
  border:1px solid rgba(255,94,126,.3);
  border-radius:14px;
  box-shadow:0 18px 40px rgba(0,0,0,.5),0 0 24px rgba(255,94,126,.15);
  backdrop-filter:blur(12px);
  color:var(--text-primary,#fdf3ee);
  font:500 14px 'Inter',sans-serif;
  pointer-events:auto;
  animation:lilaToastIn .35s cubic-bezier(.22,1,.36,1) both;
  max-width:340px;
}
.lila-fx-toast.out{animation:lilaToastOut .3s cubic-bezier(.55,0,.7,.3) both}
.lila-fx-toast-icon{font-size:1.4rem;line-height:1}
.lila-fx-toast-text{flex:1;line-height:1.4}
.lila-fx-toast.success{border-color:rgba(123,216,143,.5);box-shadow:0 18px 40px rgba(0,0,0,.5),0 0 24px rgba(123,216,143,.18)}
.lila-fx-toast.gold{border-color:rgba(244,200,127,.5);box-shadow:0 18px 40px rgba(0,0,0,.5),0 0 24px rgba(244,200,127,.18)}
.lila-fx-toast.xp{border-color:rgba(123,184,255,.5);box-shadow:0 18px 40px rgba(0,0,0,.5),0 0 24px rgba(123,184,255,.18)}
@keyframes lilaToastIn{
  from{transform:translateX(120%);opacity:0}
  to{transform:translateX(0);opacity:1}
}
@keyframes lilaToastOut{
  from{transform:translateX(0);opacity:1}
  to{transform:translateX(120%);opacity:0}
}

/* Sound toggle button (chat header) */
.sfx-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:50%;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.1);
  color:var(--text-secondary,#c4a8a0);
  font-size:14px;cursor:pointer;
  transition:all .2s;
  position:relative;
}
.sfx-toggle:hover{background:rgba(255,94,126,.15);border-color:rgba(255,94,126,.4);color:#fff;transform:scale(1.08)}
.sfx-toggle.muted{color:var(--text-muted,#8a6e68);opacity:.6}
.sfx-toggle .sfx-pulse{
  position:absolute;inset:0;border-radius:50%;
  border:2px solid rgba(255,94,126,.5);
  opacity:0;
  pointer-events:none;
}
.sfx-toggle.playing .sfx-pulse{animation:sfxPulse .6s ease-out}
@keyframes sfxPulse{
  0%{transform:scale(1);opacity:.7}
  100%{transform:scale(1.6);opacity:0}
}

/* Lila portrait breathing (subtle scale pulse) */
.lila-presence img{
  animation:lilaBreathe 4s ease-in-out infinite;
  will-change:transform,filter;
}
@keyframes lilaBreathe{
  0%,100%{transform:scale(1);filter:drop-shadow(0 0 20px rgba(255,94,126,.25))}
  50%{transform:scale(1.012);filter:drop-shadow(0 0 28px rgba(255,94,126,.4))}
}

/* Lila mood halo (background tints by emotional tone) */
.lila-presence{
  position:relative;
}
.lila-presence::after{
  content:"";position:absolute;
  left:50%;bottom:0;width:80%;height:60%;
  transform:translateX(-50%);
  background:radial-gradient(ellipse at 50% 100%,rgba(255,94,126,.3),transparent 70%);
  pointer-events:none;z-index:-1;
  filter:blur(40px);
  animation:lilaMood 6s ease-in-out infinite alternate;
}
@keyframes lilaMood{
  0%{opacity:.7;background:radial-gradient(ellipse at 50% 100%,rgba(255,94,126,.35),transparent 70%)}
  50%{opacity:1;background:radial-gradient(ellipse at 50% 100%,rgba(244,200,127,.3),transparent 70%)}
  100%{opacity:.8;background:radial-gradient(ellipse at 50% 100%,rgba(255,94,126,.4),transparent 70%)}
}

/* Pill glow on hover (chat-pill enhanced) */
.chat-pill{
  position:relative;overflow:visible;
  transition:box-shadow .25s,transform .25s;
}
.chat-pill:hover{
  box-shadow:0 0 0 1px rgba(255,94,126,.4),0 0 20px rgba(255,94,126,.25);
  transform:translateY(-1px);
}
.chat-pill-level:hover{box-shadow:0 0 0 1px rgba(244,200,127,.5),0 0 22px rgba(244,200,127,.3)}
.chat-pill-xp:hover{box-shadow:0 0 0 1px rgba(255,143,163,.5),0 0 22px rgba(255,143,163,.3)}

/* Pill pulse on level up (extra dramatic) */
.chat-pill-level.level-pop{
  animation:levelPop 1.4s cubic-bezier(.34,1.4,.44,1) both;
}
@keyframes levelPop{
  0%{transform:scale(1);box-shadow:0 0 0 0 rgba(244,200,127,0)}
  20%{transform:scale(1.3);box-shadow:0 0 0 8px rgba(244,200,127,.4),0 0 32px rgba(244,200,127,.5)}
  60%{transform:scale(1.1);box-shadow:0 0 0 16px rgba(244,200,127,0),0 0 48px rgba(244,200,127,.3)}
  100%{transform:scale(1);box-shadow:0 0 0 0 rgba(244,200,127,0)}
}

/* Pill coin flash on credit deduction */
.chat-pill-credits.credit-flash{
  animation:creditFlash .7s cubic-bezier(.22,1,.36,1) both;
}
@keyframes creditFlash{
  0%{transform:scale(1);box-shadow:0 0 0 0 rgba(244,200,127,0)}
  20%{transform:scale(1.15);box-shadow:0 0 0 6px rgba(244,200,127,.4),0 0 24px rgba(244,200,127,.4)}
  100%{transform:scale(1);box-shadow:0 0 0 0 rgba(244,200,127,0)}
}

/* Big screen glow (for date start / date complete) */
.lila-fx-glow{
  position:fixed;inset:0;pointer-events:none;z-index:54;
  background:radial-gradient(circle at 50% 60%,rgba(255,94,126,.35),transparent 60%);
  animation:lilaGlow 1.6s ease-out forwards;
  mix-blend-mode:screen;
}
@keyframes lilaGlow{
  0%{opacity:0;transform:scale(.6)}
  30%{opacity:1;transform:scale(1.1)}
  100%{opacity:0;transform:scale(1.4)}
}

/* Date-complete result badge */
.date-results-badge{
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.3rem .7rem;border-radius:999px;
  background:linear-gradient(135deg,#f4c87f,#d4a574);
  color:#1a0a0f;font:700 12px 'Inter',sans-serif;letter-spacing:.04em;
  margin-bottom:.6rem;box-shadow:0 4px 14px rgba(244,200,127,.4);
  animation:badgePop .5s cubic-bezier(.34,1.4,.44,1) both;
}
@keyframes badgePop{
  0%{transform:scale(.4) rotate(-15deg);opacity:0}
  60%{transform:scale(1.1) rotate(5deg);opacity:1}
  100%{transform:scale(1) rotate(0);opacity:1}
}

/* Gift card hover glow enhancement */
.gift-card{
  position:relative;transition:transform .3s,box-shadow .3s;
}
.gift-card:hover{
  transform:translateY(-6px) scale(1.05);
  box-shadow:0 18px 40px rgba(255,94,126,.3),0 0 20px rgba(255,94,126,.15);
  border-color:rgba(255,94,126,.5);
}
.gift-card:active{transform:translateY(-3px) scale(1.02)}

/* Big-button glow (date start button, primary CTAs) */
.btn-primary{position:relative;overflow:hidden}
.btn-primary::before{
  content:"";position:absolute;inset:-2px;border-radius:999px;
  background:linear-gradient(135deg,rgba(255,255,255,.3),transparent 50%);
  opacity:0;transition:opacity .25s;pointer-events:none;
}
.btn-primary:hover::before{opacity:1}
.btn-primary:hover{box-shadow:0 12px 38px var(--rose-glow,rgba(255,94,126,.55)),0 0 24px rgba(255,94,126,.3)}

/* Chat-input send button glow on hover */
.chat-input button[type=submit],.chat-send{
  transition:all .2s;
}
.chat-input button[type=submit]:hover,.chat-send:hover{
  transform:scale(1.08);
  box-shadow:0 8px 24px rgba(255,94,126,.5);
}

/* Cute typing dots wave (enhanced) */
.msg.typing .text{display:inline-flex;gap:4px;align-items:center}
.msg.typing .text::after{
  content:'';display:inline-block;width:5px;height:5px;border-radius:50%;
  background:var(--rose,#ff5e7e);margin-left:6px;
  animation:typingDot 1.2s ease-in-out infinite;
}
@keyframes typingDot{
  0%,60%,100%{opacity:.3;transform:translateY(0)}
  30%{opacity:1;transform:translateY(-4px)}
}

/* Online dot pulse (more visible) */
.online-dot{
  position:relative;
}
.online-dot::after{
  content:"";position:absolute;inset:-3px;border-radius:50%;
  background:#5ee88a;opacity:.4;
  animation:onlinePulse 2s ease-out infinite;
}
@keyframes onlinePulse{
  0%{transform:scale(.8);opacity:.6}
  100%{transform:scale(2);opacity:0}
}

/* Date action bar buttons: bigger glow on hover */
.date-action-bar button,.date-hud button,.date-deck button,.date-type-prompt button{
  transition:all .2s cubic-bezier(.22,1,.36,1);
}
.date-action-bar button:hover,.date-hud button:hover,.date-deck button:hover,.date-type-prompt button:hover{
  transform:translateY(-2px) scale(1.02);
  box-shadow:0 10px 28px rgba(255,94,126,.3);
}

/* Gift card sent: brief flash */
.gift-sent-flash{
  animation:giftSent .8s cubic-bezier(.22,1,.36,1) both;
}
@keyframes giftSent{
  0%{transform:scale(1);box-shadow:0 0 0 0 rgba(255,94,126,.6)}
  30%{transform:scale(1.08);box-shadow:0 0 0 12px rgba(255,94,126,.3),0 0 32px rgba(255,94,126,.4)}
  100%{transform:scale(1);box-shadow:0 0 0 0 rgba(255,94,126,0)}
}

/* Achievement unlock (toast + glow) */
.achievement-toast{
  background:linear-gradient(135deg,rgba(244,200,127,.15),rgba(255,94,126,.15))!important;
  border-color:rgba(244,200,127,.5)!important;
  box-shadow:0 18px 40px rgba(0,0,0,.5),0 0 32px rgba(244,200,127,.3)!important;
}

/* Date start glow on .date-start-cta */
.date-start-cta{
  position:relative;
}
.date-start-cta::after{
  content:"";position:absolute;inset:-8px;border-radius:999px;
  background:radial-gradient(circle,rgba(255,94,126,.4),transparent 70%);
  z-index:-1;
  animation:ctaHalo 2.4s ease-in-out infinite;
}
@keyframes ctaHalo{
  0%,100%{opacity:.5;transform:scale(.95)}
  50%{opacity:1;transform:scale(1.08)}
}

/* ---------- REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce){
  .sylm-aurora::before,.sylm-aurora::after,.sylm-ember,.sylm-shimmer-text,.sylm-glow-breathe,.sylm-borderflow{animation:none!important}
  .sylm-stagger-item{opacity:1!important;transform:none!important;transition:none!important}
  .sylm-toast{transition:none!important}
  .sylm-gauge-fill{transition:none!important}
  .sylm-ring-sweep{transition:none!important}
  .lila-fx-float-text,.lila-fx-heart,.lila-fx-sparkle,.lila-fx-ripple,.lila-fx-trail,
  .lila-fx-flash,.lila-fx-toast,.lila-fx-glow,.lila-presence img,.lila-presence::after,
  .chat-pill-level.level-pop,.chat-pill-credits.credit-flash,
  .date-results-badge,.gift-sent-flash,.online-dot::after,
  .msg.typing .text::after,.ctaHalo{animation:none!important;transition:none!important}
}