/* Love Vault — Offline-first, no libraries */

:root{
  --bg: #0B0F1A;
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.75);
  --glass: rgba(255,255,255,.08);
  --stroke: rgba(255,255,255,.18);
  --shadow: 0 24px 60px rgba(0,0,0,.50);
  --gold: #F6C177;
  --radius: 16px;
}

*{ box-sizing:border-box; }
html, body{ height:100%; }
body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  overflow:hidden;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

.app{ position:relative; width:100vw; height:100vh; }

/* Scenes */
.scene{
  position:absolute;
  inset:0;
  opacity:0;
  pointer-events:none;
  transition: opacity 900ms cubic-bezier(.2,.9,.2,1);
}
.scene.isActive{
  opacity:1;
  pointer-events:auto;
}

.bg{
  position:absolute; inset:0;
  background-repeat:no-repeat;
  background-size: cover;
  background-position:center;
  transform: scale(1.02);
  filter: saturate(1.02) contrast(1.04);
}

.bg1{ background-image: url("assets/frame1-standing.png"); }
.bg2{ background-image: url("assets/frame2-hug.png"); }
.bg3{ background-image: url("assets/frame3-kiss.png"); }
.bg4{ background-image: url("assets/frame4-vault-bg.png"); }

.vignette{
  position:absolute; inset:0;
  background:
    radial-gradient(80% 70% at 50% 45%, rgba(0,0,0,0) 35%, rgba(0,0,0,.35) 75%, rgba(0,0,0,.65) 100%);
  pointer-events:none;
}

.stars{
  position:absolute; inset:0;
  pointer-events:none;
  opacity:.55;
  mix-blend-mode: screen;
}

/* Tap hint */
.hint{
  position:absolute;
  left:50%;
  bottom: 46px;
  transform: translateX(-50%);
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(0,0,0,.22);
  border: 1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  user-select:none;
}
.hintText{ font-size: 14px; color: rgba(255,255,255,.85); letter-spacing:.2px; }

/* Time cards */
.timeCard{
  position:absolute;
  top: 26px;
  padding: 12px 14px;
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.06));
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  user-select:none;
  min-width: 148px;
}
.timeCard--left{ left: 26px; text-align:left; }
.timeCard--right{ right: 26px; text-align:right; }

.timeWho{ font-size: 15px; color: rgba(255,255,255,.95); }
.timeWhere{ font-size: 13px; color: rgba(255,255,255,.75); margin-top:2px; }
.timeClock{ font-size: 26px; font-weight: 300; margin-top:6px; }
.timePhase{ font-size: 13px; color: rgba(255,255,255,.74); margin-top:2px; }

/* Cards */
.card{
  background: linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.06));
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

/* Login */
.loginCard{
  position:absolute;
  left:50%; top:50%;
  transform: translate(-50%,-50%);
  width: min(520px, calc(100vw - 40px));
  padding: 18px 18px 16px;
}
.cardTitle{
  font-family: ui-serif, Georgia, "Times New Roman", Times, serif;
  font-size: 30px;
  letter-spacing: .2px;
  margin-bottom: 12px;
  color: rgba(255,238,210,.92);
  text-shadow: 0 18px 60px rgba(0,0,0,.6);
  text-align:center;
}

.loginForm{ display:flex; flex-direction:column; gap:12px; }
.field{
  width:100%;
  padding: 14px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.20);
  background: rgba(10, 14, 28, .28);
  color: var(--text);
  outline:none;
  font-size: 17px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.08);
}
.field::placeholder{ color: rgba(255,255,255,.55); }
.field:focus{
  border-color: rgba(246, 193, 119, .55);
  box-shadow: 0 0 0 4px rgba(246, 193, 119, .18), inset 0 1px 0 rgba(255,255,255,.08);
}

.btn{
  width:100%;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.18);
  background: linear-gradient(180deg, rgba(246,193,119,.95), rgba(246,193,119,.72));
  color: rgba(25, 18, 10, .92);
  font-size: 18px;
  font-weight: 600;
  cursor:pointer;
  box-shadow: 0 18px 40px rgba(0,0,0,.35);
  transition: transform 180ms ease, filter 220ms ease, box-shadow 220ms ease;
}
.btn:hover{ filter: brightness(1.03); }
.btn:active{ transform: translateY(1px) scale(.998); }
.btn:focus-visible{ outline: 3px solid rgba(246,193,119,.55); outline-offset: 2px; }

.btnGhost{
  background: linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.06));
  color: rgba(255,255,255,.92);
  border: 1px solid rgba(255,255,255,.22);
  box-shadow: none;
}
.btnGhost:hover{ filter: brightness(1.05); }

.error{
  min-height: 18px;
  font-size: 13px;
  color: rgba(255, 210, 210, .92);
  text-align:center;
}

.cardFoot{
  margin-top: 10px;
  font-size: 12px;
  color: rgba(255,255,255,.70);
  text-align:center;
}

/* Frame 3 */
.heartLine{
  position:absolute; inset:0;
  pointer-events:none;
  opacity:0;
  transition: opacity 900ms ease;
}
.scene.isActive .heartLine{ opacity:1; }
.centerText{
  position:absolute;
  left:50%;
  bottom: 54px;
  transform: translateX(-50%);
  opacity:0;
  transition: opacity 1200ms ease 700ms;
  user-select:none;
}
.scene.isActive .centerText{ opacity:.9; }
.centerTextLine{
  font-family: ui-serif, Georgia, "Times New Roman", Times, serif;
  font-size: 22px;
  color: rgba(255,238,210,.92);
  text-shadow: 0 18px 60px rgba(0,0,0,.6);
}

/* Frame 4 */
.vaultHeader{
  position:absolute;
  left:50%;
  top: 22px;
  transform: translateX(-50%);
  width: min(980px, calc(100vw - 40px));
  text-align:center;
  z-index: 3;
}
.vaultTitle{
  font-family: ui-serif, Georgia, "Times New Roman", Times, serif;
  font-size: clamp(26px, 4vw, 44px);
  color: rgba(255,238,210,.92);
  text-shadow: 0 18px 60px rgba(0,0,0,.6);
}
.vaultSub{
  margin-top: 6px;
  font-size: 14px;
  color: rgba(255,255,255,.78);
}

.vaultLayout{
  position:absolute;
  left:50%;
  top: 110px;
  transform: translateX(-50%);
  width: min(1100px, calc(100vw - 40px));
  height: calc(100vh - 160px);
  display:grid;
  grid-template-columns: 320px 1fr;
  gap: 18px;
  z-index: 3;
}

.constellation{
  padding: 14px;
  border-radius: var(--radius);
  background: rgba(0,0,0,.22);
  border: 1px solid rgba(255,255,255,.14);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  overflow:hidden;
}
.constellationTitle{
  font-size: 14px;
  color: rgba(255,255,255,.82);
  margin-bottom: 10px;
  letter-spacing:.2px;
}
.dots{
  display:grid;
  grid-template-columns: repeat(15, 1fr);
  gap: 6px;
  padding: 6px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  max-height: calc(100% - 60px);
  overflow:auto;
}
.dot{
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
  cursor:pointer;
  position:relative;
}
.dot:focus-visible{ outline: 3px solid rgba(246,193,119,.55); outline-offset: 2px; }

.dot.isPast{
  background: rgba(246,193,119,.10);
  border-color: rgba(246,193,119,.30);
}
.dot.isToday{
  background: rgba(246,193,119,.22);
  border-color: rgba(246,193,119,.60);
  box-shadow: 0 0 0 0 rgba(246,193,119,.0);
  animation: pulse 4.5s ease-in-out infinite;
}
.dot.isFuture{
  opacity:.35;
  filter: blur(.2px);
  cursor:not-allowed;
}
.dot.isFuture::after{
  content:"";
  position:absolute; inset:0;
  border-radius:999px;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.10), rgba(0,0,0,0) 60%);
}

@keyframes pulse{
  0%,100%{ box-shadow: 0 0 0 0 rgba(246,193,119,.0); }
  50%{ box-shadow: 0 0 0 10px rgba(246,193,119,.10); }
}

.constellationLegend{
  display:flex;
  gap: 8px;
  margin-top: 10px;
  font-size: 12px;
  color: rgba(255,255,255,.72);
}
.leg::before{
  content:"";
  display:inline-block;
  width:10px;height:10px;
  border-radius:999px;
  margin-right:6px;
  vertical-align: -1px;
  border: 1px solid rgba(255,255,255,.25);
  background: rgba(255,255,255,.06);
}
.leg.past::before{ background: rgba(246,193,119,.10); border-color: rgba(246,193,119,.30); }
.leg.today::before{ background: rgba(246,193,119,.22); border-color: rgba(246,193,119,.60); }
.leg.future::before{ opacity:.45; }

.reasonPanel{ display:flex; align-items:flex-start; justify-content:center; }
.reasonCard{
  width: min(680px, 100%);
  padding: 18px;
}
.reasonDate{
  font-size: 14px;
  color: rgba(255,255,255,.75);
  margin-bottom: 10px;
}
.reasonText{
  font-family: ui-serif, Georgia, "Times New Roman", Times, serif;
  font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1.6;
  color: rgba(255,238,210,.92);
  text-shadow: 0 18px 60px rgba(0,0,0,.55);
  white-space: pre-wrap;
}
.reasonActions{ margin-top: 14px; }
.heart{ color: rgba(246,193,119,.92); margin-right: 8px; }

.noteLabel{
  display:block;
  margin-top: 14px;
  font-size: 12px;
  color: rgba(255,255,255,.74);
}
.note{
  margin-top: 8px;
  width: 100%;
  min-height: 110px;
  resize: vertical;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(10, 14, 28, .24);
  color: rgba(255,255,255,.92);
  outline:none;
  font-size: 14px;
  line-height: 1.5;
}
.note:focus{
  border-color: rgba(246,193,119,.55);
  box-shadow: 0 0 0 4px rgba(246,193,119,.14);
}
.noteMeta{
  margin-top: 8px;
  font-size: 12px;
  color: rgba(255,255,255,.66);
}

.fab{
  position:absolute;
  right: 18px;
  bottom: 18px;
  z-index: 5;
  width: 86px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(0,0,0,.28);
  color: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  cursor:pointer;
}
.fab:focus-visible{ outline: 3px solid rgba(246,193,119,.55); outline-offset: 2px; }

/* Accessibility helper */
.srOnly{
  position:absolute;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);
  white-space:nowrap;border:0;
}

/* Responsive */
@media (max-width: 900px){
  .vaultLayout{
    grid-template-columns: 1fr;
    top: 96px;
    height: calc(100vh - 140px);
  }
  .dots{ grid-template-columns: repeat(18, 1fr); }
  .reasonCard{ width: 100%; }
  .timeCard{ top: 16px; }
  .timeCard--left{ left: 16px; }
  .timeCard--right{ right: 16px; }
  .hint{ bottom: 18px; }
  .loginCard{ padding: 16px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  .scene{ transition:none; }
  .dot.isToday{ animation:none; }
}


/* Frame 5-7 backgrounds (no extra images needed) */
.bg5, .bg6, .bg7{
  background-image:
    radial-gradient(1200px 700px at 50% 30%, rgba(246,193,119,.10), rgba(0,0,0,0) 55%),
    radial-gradient(900px 600px at 30% 70%, rgba(140,120,255,.10), rgba(0,0,0,0) 60%),
    url("assets/frame4-vault-bg.png");
  filter: saturate(1.0) contrast(1.02);
}

/* Frame 4 floating buttons row */
.fabRow{
  position:absolute;
  right: 18px;
  bottom: 18px;
  z-index: 5;
  display:flex;
  gap: 10px;
}
.fabRow .fab{ position: static; }

/* Frame 5 Time bridge */
.bridgeWrap{
  position:absolute;
  left:50%;
  top: 140px;
  transform: translateX(-50%);
  width: min(980px, calc(100vw - 40px));
  z-index: 3;
}
.bridgeCard{ padding: 18px; }
.bridgeGrid{
  display:grid;
  grid-template-columns: 1fr 70px 1fr;
  gap: 14px;
  align-items:center;
}
.bridgeSide{
  padding: 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
}
.bridgeSide--left{ text-align:left; }
.bridgeSide--right{ text-align:right; }
.bridgeName{ font-size: 16px; color: rgba(255,255,255,.92); }
.bridgePlace{ font-size: 13px; color: rgba(255,255,255,.70); margin-top: 2px; }
.bridgeTime{ margin-top: 8px; font-size: clamp(26px, 3vw, 40px); font-weight: 300; }
.bridgePhase{ margin-top: 4px; font-size: 13px; color: rgba(255,255,255,.70); }
.bridgeMiddle{
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap: 10px; opacity:.9;
}
.bridgeLine{
  width: 2px; height: 70px;
  background: linear-gradient(180deg, rgba(246,193,119,.0), rgba(246,193,119,.55), rgba(246,193,119,.0));
  border-radius: 999px;
}
.bridgeDot{
  width: 12px; height: 12px; border-radius: 999px;
  background: rgba(246,193,119,.65);
  box-shadow: 0 0 24px rgba(246,193,119,.25);
}
.bridgeCopy{
  margin-top: 14px; text-align:center;
  font-family: ui-serif, Georgia, "Times New Roman", Times, serif;
  font-size: 20px; color: rgba(255,238,210,.92);
}
.bridgeActions{ margin-top: 14px; display:flex; gap: 10px; }
.bridgeActions .btn{ width:auto; flex: 1; }

/* Frame 6 Leave a trace */
.traceWrap{
  position:absolute;
  left:50%;
  top: 140px;
  transform: translateX(-50%);
  width: min(820px, calc(100vw - 40px));
  z-index: 3;
}
.traceCard{ padding: 18px; }
.traceTop{ display:flex; justify-content:space-between; align-items:center; gap: 12px; }
.traceMeta{ font-size: 12px; color: rgba(255,255,255,.72); }
.traceClear{ width: auto; padding: 10px 14px; border-radius: 999px; }
.traceNote{ min-height: 160px; }
.traceActions{ margin-top: 14px; display:flex; gap: 10px; }
.traceActions .btn{ width:auto; flex: 1; }

/* Frame 7 */
.byeCard{
  position:absolute; left:50%; top:50%;
  transform: translate(-50%,-50%);
  width: min(680px, calc(100vw - 40px));
  padding: 18px; text-align:center; z-index: 3;
}
.byeTitle{
  font-family: ui-serif, Georgia, "Times New Roman", Times, serif;
  font-size: clamp(26px, 4vw, 44px);
  color: rgba(255,238,210,.92);
  text-shadow: 0 18px 60px rgba(0,0,0,.6);
}
.byeSub{ margin-top: 10px; font-size: 14px; color: rgba(255,255,255,.78); }
.byeActions{ margin-top: 16px; display:flex; gap: 10px; }
.byeActions .btn{ width:auto; flex: 1; }

@media (max-width: 720px){
  .bridgeGrid{ grid-template-columns: 1fr; }
  .bridgeMiddle{ flex-direction:row; }
  .bridgeLine{ width: 70px; height: 2px; }
}