:root{
  --pink: #ff4fa0;
  --green:#27d18b;
  --green-bright:#18e6a0;

  --bg1:#f7f8fc;
  --bg2:#eef3f7;

  --card: rgba(255,255,255,.88);
  --text: rgba(10,12,16,.92);
  --muted: rgba(10,12,16,.58);
  --stroke: rgba(10,12,16,.10);
  --shadow: 0 20px 60px rgba(10,12,16,.12);

  --radius: 22px;
  --gap: 14px;

  --focus: 0 0 0 4px rgba(255,79,160,.22);
}

*{box-sizing:border-box}
html,body{height:100%}

body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  color: var(--text);
  overflow-x:hidden;
  position: relative;
  background: none;
}

/* Fixed gradient */
body::before{
  content:"";
  position: fixed;
  inset: 0;
  z-index: -3;
  background:
    radial-gradient(1200px 800px at 20% 10%, rgba(255,79,160,.18), transparent 60%),
    radial-gradient(900px 700px at 80% 30%, rgba(39,209,139,.16), transparent 60%),
    linear-gradient(180deg, var(--bg1), var(--bg2));
  background-repeat: no-repeat;
}

/* blobs */
.bg-blobs{position:fixed; inset:0; pointer-events:none; z-index:-2}
.blob{
  position:absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  filter: blur(42px);
  opacity: .18;
  animation: float 10s ease-in-out infinite;
}
.b1{left:-140px; top: 40px; background: radial-gradient(circle, var(--pink), transparent 60%)}
.b2{right:-160px; top: 160px; background: radial-gradient(circle, var(--green), transparent 60%); animation-delay: -2s}
.b3{left: 30%; bottom:-200px; background: radial-gradient(circle, #ff9bd2, transparent 60%); animation-delay: -4s}
@keyframes float{
  0%,100%{transform: translate(0,0) scale(1)}
  50%{transform: translate(18px,-22px) scale(1.06)}
}

.container{
  max-width: 920px;
  margin: 0 auto;
  padding: 16px 14px 44px;
}

/* Topbar */
.topbar{
  position:sticky;
  top:0;
  z-index:10;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding: 12px 12px;
  backdrop-filter: blur(14px);
  background: rgba(255,255,255,.70);
  border-bottom: 1px solid var(--stroke);
}

.brand{display:flex; align-items:center; gap:12px}
.logo{
  width:44px; height:44px;
  display:grid; place-items:center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(255,79,160,.95), rgba(39,209,139,.90));
  box-shadow: 0 12px 30px rgba(255,79,160,.16);
  color: white;
}
.brand-text h1{margin:0; font-size:15px; letter-spacing:.2px}
.brand-text p{margin:2px 0 0}
.muted{color: var(--muted)}

.grid{
  margin-top: 16px;
  display:grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.hero{
  display:flex;
  flex-direction: column;
  gap: 14px;
}
.hero-left{display:flex; align-items:center; gap: 14px;}
.hero-right{display:grid; grid-template-columns: 1fr 1fr; gap: 12px;}
.hero-right .kiss-btn{grid-column: 1 / -1}

/* Cards + hover lift */
.card{
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow);
  padding: 18px;
  position:relative;
  overflow:hidden;
  transition: transform .18s ease, box-shadow .22s ease, border-color .22s ease;
}
.card:hover{
  transform: translateY(-4px);
  box-shadow: 0 26px 70px rgba(10,12,16,.14);
  border-color: rgba(10,12,16,.16);
}
.card::before{
  content:"";
  position:absolute;
  inset:-2px;
  background:
    radial-gradient(500px 240px at 20% 10%, rgba(255,79,160,.14), transparent 65%),
    radial-gradient(500px 240px at 80% 20%, rgba(39,209,139,.12), transparent 65%);
  opacity:.8;
  pointer-events:none;
}
.card > *{position:relative}

.card-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-bottom: 12px;
}
.card-head h3{margin:0; font-size:16px}

/* Mini heart (top-right) */
.hero-letter-btn{
  position:absolute;
  top: 12px;
  right: 12px;
  width: 40px;
  height: 40px;
  border-radius: 14px;
  border: 1px solid rgba(10,12,16,.10);
  background: rgba(255,255,255,.82);
  cursor:pointer;
  display:grid;
  place-items:center;
  box-shadow: 0 16px 34px rgba(10,12,16,.10);
  transition: transform .18s ease, filter .2s ease, box-shadow .2s ease;
  z-index: 5;
}
.hero-letter-btn:hover{
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 22px 44px rgba(10,12,16,.12);
}
.hero-letter-btn:active{transform: translateY(0) scale(.99)}
.hero-letter-btn:focus-visible{outline:none; box-shadow: var(--shadow), var(--focus)}
.heart-mini{
  font-size: 18px;
  line-height: 1;
  font-weight: 900;
  color: var(--green-bright);
  text-shadow: 0 8px 18px rgba(24,230,160,.35);
}

/* Avatar button */
.avatar{
  width:64px; height:64px;
  border-radius: 20px;
  background-image: url("./img/avatar.jpg");
  background-size: cover;
  background-position: center;
  border: 1px solid rgba(10,12,16,.10);
  box-shadow: 0 18px 40px rgba(10,12,16,.10);
  display:block;
}
.avatar-btn{
  cursor:pointer;
  transition: transform .18s ease, filter .2s ease;
  padding:0;
  border:0;
  background-color: transparent;
}
.avatar-btn:hover{transform: translateY(-2px) scale(1.02)}
.avatar-btn:active{transform: translateY(0) scale(.99)}
.avatar-btn:focus-visible{outline:none; box-shadow: var(--shadow), var(--focus)}

.name{margin:0; font-size: 22px; line-height: 1.1;}
.meta{display:flex; gap:8px; margin-top:8px; flex-wrap:wrap}

.pill{
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(10,12,16,.10);
  background: rgba(255,255,255,.75);
  font-size: 12.5px;
}
.pill.soft{
  background: linear-gradient(90deg, rgba(255,79,160,.14), rgba(39,209,139,.12));
}

.stat{
  border-radius: 18px;
  border: 1px solid rgba(10,12,16,.10);
  background: rgba(255,255,255,.78);
  padding: 12px;
  transition: transform .2s ease, border-color .2s ease;
}
.stat:hover{transform: translateY(-2px); border-color: rgba(10,12,16,.18);}
.stat-title{font-size:12px; color:var(--muted)}
.stat-value{font-size:18px; font-weight:700; margin-top:6px}

/* 😘 kiss button */
.kiss-btn{
  border: 1px solid rgba(10,12,16,.10);
  background: linear-gradient(135deg, rgba(255,79,160,.12), rgba(39,209,139,.10));
  border-radius: 18px;
  padding: 12px 14px;
  cursor:pointer;
  display:flex;
  justify-content:center;
  gap: 10px;
  box-shadow: 0 18px 44px rgba(10,12,16,.10);
  transition: transform .15s ease, box-shadow .2s ease, filter .2s ease;
  backdrop-filter: blur(10px);
}
.kiss-btn:hover{
  transform: translateY(-2px);
  box-shadow: 0 26px 70px rgba(10,12,16,.14);
  filter: brightness(1.02);
}
.kiss-btn:active{transform: translateY(0) scale(.99)}
.kiss-btn:focus-visible{outline:none; box-shadow: var(--shadow), var(--focus)}

.kiss{
  font-size: 22px;
  display:inline-block;
  transform-origin: 50% 60%;
  animation: kiss-bob 1.2s ease-in-out infinite;
}
.k1{animation-delay: 0ms}
.k2{animation-delay: 120ms}
.k3{animation-delay: 240ms}
@keyframes kiss-bob{
  0%,100%{transform: translateY(0) rotate(0deg)}
  50%{transform: translateY(-4px) rotate(-4deg)}
}

/* ✅ Moah bubble */
.moah-float{
  position: fixed;
  left: 50%;
  top: 70%;
  transform: translateX(-50%);
  z-index: 9999;
  pointer-events:none;

  display:flex;
  align-items:center;
  gap: 10px;

  padding: 12px 14px;
  border-radius: 999px;

  background:
    linear-gradient(135deg, rgba(255,79,160,.14), rgba(39,209,139,.12)),
    rgba(255,255,255,.92);

  border: 1px solid rgba(10,12,16,.12);

  box-shadow:
    0 30px 90px rgba(10,12,16,.16),
    0 0 0 4px rgba(255,79,160,.10);

  animation: moah-rise 5s cubic-bezier(.18,.9,.22,1) forwards;
  will-change: transform, opacity;
}
.moah-text{
  font-size: 15px;
  font-weight: 900;
  color: rgba(10,12,16,.95);
  letter-spacing: .2px;
  text-shadow: 0 10px 26px rgba(10,12,16,.14);
}
.moah-gif{
  width: 34px;
  height: 34px;
  object-fit: contain;
  border-radius: 10px;
  box-shadow: 0 14px 30px rgba(10,12,16,.14);
  border: 1px solid rgba(10,12,16,.08);
}
@keyframes moah-rise{
  0%{
    opacity: 0;
    transform: translate(-50%, 10px) translateX(0px) translateY(0px) scale(.98);
  }
  12%{
    opacity: 1;
    transform: translate(-50%, 0px) translateX(0px) translateY(0px) scale(1);
  }
  100%{
    opacity: 0;
    transform:
      translate(-50%, 0px)
      translateX(var(--driftX, 0px))
      translateY(-120vh)
      scale(1.03);
  }
}

/* Interests chips */
.chips{display:flex; flex-wrap:wrap; gap:10px}
.chip{
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,79,160,.35);
  background: linear-gradient(90deg, rgba(255,79,160,.16), rgba(39,209,139,.12));
  cursor: default;
  font-size: 13px;
  font-weight: 650;

  display:inline-flex;
  align-items:center;
  gap:8px;
}
.inline-gif{
  width: 22px;
  height: 22px;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 10px 22px rgba(10,12,16,.10);
  border: 1px solid rgba(10,12,16,.08);
}

/* Lists */
.list{margin:0; padding:0; list-style:none; display:grid; gap:10px}
.list li{
  padding: 12px 12px;
  border-radius: 16px;
  border: 1px solid rgba(10,12,16,.10);
  background: rgba(255,255,255,.78);
  display:flex;
  gap:10px;
  align-items:flex-start;
}
.item-wrap{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}
.bullet{
  width:10px; height:10px; margin-top:6px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--pink), var(--green));
  flex: 0 0 auto;
}

/* Modal base */
.modal::backdrop{
  background: rgba(10,12,16,.25);
  backdrop-filter: blur(6px);
}
.modal{
  border:0;
  padding:0;
  background: transparent;
}
.modal[open]{
  display:grid;
  place-items:center;
  width: 100%;
}

/* ✅ Letter modal (simple popup) */
.letter-pop{
  width: min(90vw, 520px);
  margin: 0 auto;
  border-radius: 22px;
  background: rgba(255,255,255,.92);
  border: 1px solid rgba(10,12,16,.10);
  box-shadow: 0 28px 80px rgba(10,12,16,.14);
  padding: 14px;
  overflow: hidden;

  /* ✅ pop-up animation base state */
  opacity: 0;
  transform: translateY(26px) scale(.98);
  transition: transform 1s cubic-bezier(.2,.85,.2,1), opacity 1s cubic-bezier(.2,.85,.2,1);
  will-change: transform, opacity;
}

/* ✅ when opened: fly up */
.letter-modal.is-open .letter-pop{
  opacity: 1;
  transform: translateY(0) scale(1);
}

.letter-content{
  border-radius: 18px;
  border: 1px solid rgba(10,12,16,.10);
  background: linear-gradient(180deg, rgba(255,255,255,.98), rgba(255,255,255,.92));
  box-shadow: 0 18px 44px rgba(10,12,16,.08);
  overflow: hidden;
  height: min(60vh, 420px);
}

.paper-scroll{
  height: 100%;
  overflow: auto;
  padding: 14px;
  scrollbar-gutter: stable;
}

.paper-inner{
  white-space: pre-wrap;
  line-height: 1.6;
  font-size: 14px;
}

/* ✅ caret typewriter */
@keyframes caretBlink{
  50% { opacity: 0; }
}
#letterContent.typing::after{
  content:"▍";
  display:inline-block;
  margin-left: 2px;
  opacity: 1;
  animation: caretBlink .9s steps(1) infinite;
}

.scroll-spacer{height: 18px}

.letter-actions{
  margin-top: 12px;
  border-radius: 16px;
  border: 1px solid rgba(10,12,16,.10);
  background: rgba(255,255,255,.88);
  padding: 10px;
  box-shadow: 0 18px 44px rgba(10,12,16,.10);
}
.btn-close-red{
  width: 100%;
  border: 0;
  border-radius: 14px;
  padding: 12px 12px;
  font-weight: 800;
  cursor: pointer;
  color: #fff;
  background: #ff2d2d;
  box-shadow: 0 14px 30px rgba(255,45,45,.20);
  transition: transform .12s ease, filter .2s ease, box-shadow .2s ease;
}
.btn-close-red:hover{filter: brightness(0.98); box-shadow: 0 18px 40px rgba(255,45,45,.22);}
.btn-close-red:active{transform: translateY(1px) scale(.99)}
.btn-close-red:disabled{opacity: .55; cursor: not-allowed; background: rgba(255,45,45,.55); box-shadow: none;}

/* Memories modal */
.btn{
  border:0;
  border-radius: 14px;
  padding: 10px 12px;
  font-weight: 650;
  color: white;
  background: linear-gradient(135deg, var(--pink), var(--green));
  box-shadow: 0 14px 30px rgba(255,79,160,.12);
  cursor:pointer;
  transition: transform .12s ease, filter .2s ease, box-shadow .2s ease;
  display:inline-flex;
  gap:8px;
  align-items:center;
  justify-content:center;
  user-select:none;
}
.btn.ghost{
  background: rgba(255,255,255,.75);
  color: var(--text);
  border: 1px solid rgba(10,12,16,.10);
  box-shadow:none;
}
.btn.tiny{padding: 7px 10px; border-radius: 12px; font-weight:650}

.memory-shell{
  width: min(90%, calc(100vw - 24px));
  margin: 0 auto;
  border-radius: 26px;
  background: rgba(255,255,255,.92);
  border: 1px solid rgba(10,12,16,.10);
  box-shadow: 0 28px 90px rgba(10,12,16,.16);
  padding: 14px;
  overflow: hidden;
  animation: flyUp 1s cubic-bezier(.2,.8,.2,1);
}
@keyframes flyUp{
  0%{opacity:0; transform: translateY(18px) scale(.98)}
  45%{opacity:1}
  100%{opacity:1; transform: translateY(0) scale(1)}
}
.memory-head{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:10px;
  padding: 4px 4px 10px;
}
.memory-head h3{margin:0; font-size: 16px}

.memory-arc{
  position: relative;
  height: 210px;
  border-radius: 22px;
  border: 1px solid rgba(10,12,16,.10);
  background:
    radial-gradient(520px 240px at 20% 20%, rgba(255,79,160,.12), transparent 65%),
    radial-gradient(520px 240px at 80% 30%, rgba(39,209,139,.10), transparent 65%),
    rgba(255,255,255,.72);
  overflow: hidden;
  padding: 10px;

  /* ✅ cho phép vuốt ngang (không bị browser “cướp” gesture) */
  touch-action: pan-y;
  user-select: none;
}

.memory-item{
  position:absolute;
  left: 50%;
  top: 50%;
  width: 120px;
  height: 150px;
  border-radius: 18px;
  border: 1px solid rgba(10,12,16,.10);
  background: rgba(255,255,255,.88);
  box-shadow: 0 20px 50px rgba(10,12,16,.12);
  cursor:pointer;
  transform: translate(-50%, -50%);
  transition: transform .22s ease, opacity .22s ease, filter .22s ease;
  overflow:hidden;

  touch-action: none;
}
.memory-thumb{width:100%; height:100%; background-size: cover; background-position: center; filter: saturate(1.02);}
.memory-item::after{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(180deg, transparent 55%, rgba(0,0,0,.28));
  opacity: .7;
  pointer-events:none;
}
.memory-label{
  position:absolute;
  left: 10px;
  right: 10px;
  bottom: 10px;
  color: rgba(255,255,255,.95);
  font-weight: 800;
  font-size: 12.5px;
  text-shadow: 0 10px 24px rgba(0,0,0,.35);
  white-space: nowrap;
  overflow:hidden;
  text-overflow: ellipsis;
}
.memory-detail{
  margin-top: 12px;
  display:grid;
  grid-template-columns: 220px 1fr;
  gap: 12px;
  align-items: start;
}
.memory-preview{
  height: 160px;
  border-radius: 20px;
  border: 1px solid rgba(10,12,16,.10);
  background: rgba(255,255,255,.82);
  box-shadow: 0 18px 44px rgba(10,12,16,.10);
  background-size: cover;
  background-position: center;
}
.memory-text h4{margin: 6px 0 6px; font-size: 16px}
.memory-text p{margin:0; line-height:1.55}

/* reveal */
.reveal{
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.show{opacity: 1; transform: translateY(0);}

@media (max-width: 640px){
  .memory-detail{grid-template-columns: 1fr; }
  .memory-preview{height: 180px;}
}
@media (max-width: 420px){
  .card{ padding: 16px; }
  .name{ font-size: 20px; }
  .hero-right{ grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce){
  .reveal, .blob, .kiss, .memory-shell, .moah-float, .letter-pop{
    transition:none !important;
    animation:none !important;
  }
}

.card-foot{
  margin: 12px 0 0;
  font-size: 12.5px;
  color: var(--muted);
  opacity: .78;
  text-align: left;
  padding-top: 10px;
  border-top: 1px dashed rgba(10,12,16,.10);
}

/* ✅ xuống dòng + căn đều memories */
#memoryDesc{
  white-space: pre-line;
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
}

/* ✅ căn đều letter */
#letterContent{
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
}