:root{
  --ink: #1a1410;
  --paper: #f6ede0;
  --paper-2: #efe3d0;
  --terracotta: #c8633d;
  --terracotta-deep: #a84d2a;
  --jungle: #2d4a34;
  --gold: #d4a24c;
  --sky: #8fa8b8;
  --mist: rgba(26,20,16,0.08);
  --display: 'Fraunces', serif;
  --body: 'Geist', system-ui, sans-serif;
  --script: 'Caveat', cursive;
}
*{box-sizing:border-box; margin:0; padding:0; -webkit-tap-highlight-color: transparent;}
html, body{height:100%; overscroll-behavior-y: contain;}
body{
  font-family: var(--body);
  background: var(--paper);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
  position: relative;
  overflow-x: hidden;
  background-image:
    radial-gradient(ellipse at top left, rgba(200,99,61,0.08), transparent 55%),
    radial-gradient(ellipse at bottom right, rgba(45,74,52,0.08), transparent 55%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.1  0 0 0 0 0.08  0 0 0 0 0.06  0 0 0 0.04 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}
body.dark{
  --paper: #1a1410;
  --paper-2: #221b15;
  --ink: #f6ede0;
  --mist: rgba(246,237,224,0.10);
}

/* App shell */
.app{
  max-width: 540px;
  margin: 0 auto;
  min-height: 100dvh;
  padding: 18px 18px 160px;
  position: relative;
}

/* Top bar */
.topbar{
  display:flex; align-items:center; justify-content: space-between;
  padding: 6px 4px 22px;
}
.brand{ display:flex; align-items:baseline; gap: 8px; }
.brand-mark{
  font-family: var(--display);
  font-weight: 600;
  font-style: italic;
  font-size: 26px;
  letter-spacing: -0.02em;
  line-height: 1;
}
.brand-sub{
  font-family: var(--script);
  font-size: 18px;
  color: var(--terracotta-deep);
  transform: translateY(2px);
}
.iconbtn{
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid var(--mist);
  background: transparent;
  display:grid; place-items:center;
  cursor:pointer; color: var(--ink);
  transition: transform .2s ease, background .2s ease;
}
.iconbtn:active{ transform: scale(0.92); }
.iconbtn svg{ width:18px; height:18px; }

/* User switcher */
.who{
  display:flex; gap: 8px;
  padding: 6px;
  background: var(--paper-2);
  border-radius: 999px;
  border: 1px solid var(--mist);
  margin-bottom: 22px;
  position: relative;
}
.who button{
  flex:1;
  border: none; background: transparent;
  padding: 10px 14px;
  border-radius: 999px;
  font-family: var(--body);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--ink);
  opacity: 0.55;
  cursor: pointer;
  display:flex; align-items:center; justify-content:center; gap:8px;
  transition: opacity .2s ease;
}
.who button.active{
  background: var(--ink);
  color: var(--paper);
  opacity: 1;
  box-shadow: 0 8px 22px -10px rgba(0,0,0,0.4);
}
.who button .dot{
  width:6px; height:6px; border-radius:50%;
  background: var(--terracotta);
}
.who button:nth-child(2) .dot{ background: var(--jungle); }

/* Hero */
.hero{ margin-bottom: 22px; padding: 4px 2px; }
.hero h1{
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(30px, 9vw, 42px);
  line-height: 1.05;
  letter-spacing: -0.03em;
}
.hero h1 em{
  font-style: italic;
  color: var(--terracotta-deep);
  font-weight: 400;
}
.hero p{
  margin-top: 10px;
  font-size: 14px;
  color: var(--ink);
  opacity: 0.65;
  max-width: 34ch;
}

/* Presents */
.presents{ display:flex; flex-direction: column; gap: 14px; margin-bottom: 28px; }
.present{
  position: relative;
  border-radius: 22px;
  padding: 22px 20px;
  background: linear-gradient(145deg, var(--terracotta) 0%, var(--terracotta-deep) 100%);
  color: #fff6e8;
  overflow: hidden;
  box-shadow: 0 18px 40px -22px rgba(168,77,42,0.7), inset 0 1px 0 rgba(255,255,255,0.18);
  cursor: pointer;
  transform: translateZ(0);
  animation: float 4s ease-in-out infinite;
}
.present.from-traveller{
  background: linear-gradient(145deg, #c8633d 0%, #8a3a1e 100%);
}
.present.from-home{
  background: linear-gradient(145deg, #3d6b4a 0%, #1e3d2a 100%);
  box-shadow: 0 18px 40px -22px rgba(30,61,42,0.7), inset 0 1px 0 rgba(255,255,255,0.18);
}
@keyframes float{
  0%, 100%{ transform: translateY(0); }
  50%{ transform: translateY(-3px); }
}
.present::before{
  content:'';
  position:absolute; inset:0;
  background: repeating-linear-gradient(45deg, rgba(255,255,255,0.05) 0 2px, transparent 2px 14px);
  pointer-events: none;
}
.ribbon{
  position:absolute; top:0; bottom:0; left: 50%;
  width: 18px; transform: translateX(-50%);
  background: rgba(255,246,232,0.25);
  border-left: 1px dashed rgba(255,246,232,0.35);
  border-right: 1px dashed rgba(255,246,232,0.35);
}
.ribbon::before{
  content:'';
  position:absolute; left:50%; top: 14px;
  transform: translateX(-50%);
  width: 54px; height: 54px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #fff6e8, rgba(255,246,232,0.6));
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}
.present-content{
  position: relative; z-index: 2;
  display:flex; flex-direction: column; gap: 6px;
}
.present-tag{
  font-family: var(--script);
  font-size: 22px;
  line-height: 1;
  opacity: 0.92;
}
.present-to{
  font-family: var(--display);
  font-style: italic;
  font-size: 28px;
  font-weight: 400;
  letter-spacing: -0.01em;
}
.present-meta{
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.75;
  margin-top: 8px;
}
.present-cta{
  margin-top: 12px;
  display:inline-flex; align-items:center; gap: 8px;
  font-size: 13px; font-weight: 500;
  background: rgba(255,246,232,0.18);
  padding: 8px 14px; border-radius: 999px;
  backdrop-filter: blur(4px);
  align-self: flex-start;
  border: 1px solid rgba(255,246,232,0.25);
}
.present-count{
  position: absolute; top: 14px; right: 16px;
  background: #fff6e8;
  color: var(--ink);
  font-family: var(--display);
  font-weight: 600;
  font-size: 14px;
  width: 30px; height: 30px;
  border-radius: 50%;
  display:grid; place-items:center;
  z-index: 3;
}

/* Section header */
.section-head{
  display:flex; align-items: baseline; justify-content: space-between;
  margin: 26px 4px 14px;
}
.section-head h2{
  font-family: var(--display);
  font-weight: 400;
  font-style: italic;
  font-size: 22px;
  letter-spacing: -0.01em;
}
.section-head span{
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.5;
}

/* Timeline */
.timeline{ display:flex; flex-direction: column; gap: 14px; }
.post{
  background: var(--paper-2);
  border: 1px solid var(--mist);
  border-radius: 20px;
  overflow: hidden;
  position: relative;
}
.post-head{ display:flex; align-items:center; gap: 10px; padding: 12px 14px 10px; }
.avatar{
  width: 34px; height: 34px; border-radius: 50%;
  display:grid; place-items:center;
  font-family: var(--display);
  font-weight: 600;
  font-size: 14px;
  color: #fff6e8;
  flex-shrink: 0;
}
.avatar.traveller{ background: var(--terracotta-deep); }
.avatar.home{ background: var(--jungle); }
.post-head-text{ flex: 1; min-width: 0; }
.post-head-name{
  font-weight: 600; font-size: 13px;
  display:flex; align-items:center; gap: 6px;
}
.post-head-name .location{
  font-family: var(--script);
  font-weight: 400;
  font-size: 15px;
  color: var(--terracotta-deep);
}
.post-head-time{
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0.5;
}
.post-media{
  position:relative;
  background: #000;
  aspect-ratio: 4/5;
  max-height: 70vh;
  overflow: hidden;
}
.post-media video{
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.post-media.audio{
  aspect-ratio: auto;
  padding: 28px 22px;
  background: linear-gradient(135deg, var(--paper-2) 0%, var(--paper) 100%);
  color: var(--ink);
}
.post-body{ padding: 12px 14px 14px; }
.post-caption{ font-size: 14px; line-height: 1.45; }
.post-caption .who-wrote{ font-weight: 600; margin-right: 6px; }

/* Audio player */
.audio-player{ display:flex; align-items:center; gap: 14px; }
.audio-play{
  width: 54px; height: 54px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  border: none; cursor: pointer;
  display:grid; place-items: center;
  flex-shrink: 0;
  transition: transform .15s ease;
}
.audio-play:active{ transform: scale(0.94); }
.audio-play svg{ width:20px; height:20px; }
.wave{
  flex:1;
  display:flex; align-items:center; gap: 3px;
  height: 42px;
}
.wave span{
  flex: 1;
  background: var(--ink);
  opacity: 0.35;
  border-radius: 2px;
  transition: opacity .2s ease, height .2s ease;
}
.wave.playing span{ animation: wavedance 1s ease-in-out infinite; }
@keyframes wavedance{
  0%, 100%{ opacity: 0.35; }
  50%{ opacity: 0.95; }
}
.audio-time{
  font-family: var(--display);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.04em;
  opacity: 0.7;
  min-width: 40px;
  text-align: right;
}

/* Empty */
.empty{ text-align: center; padding: 40px 20px; opacity: 0.55; }
.empty .big{
  font-family: var(--display);
  font-style: italic;
  font-size: 22px;
  margin-bottom: 6px;
}
.empty .small{ font-size: 13px; }

/* FAB */
.fab-zone{
  position: fixed;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 540px;
  padding: 60px 18px 22px;
  background: linear-gradient(to top, var(--paper) 40%, rgba(246,237,224,0) 100%);
  display: flex; justify-content: center;
  z-index: 30;
  pointer-events: none;
}
body.dark .fab-zone{
  background: linear-gradient(to top, var(--paper) 40%, rgba(26,20,16,0) 100%);
}
.fab{
  background: var(--ink);
  color: var(--paper);
  border: none;
  border-radius: 999px;
  padding: 14px 26px 14px 22px;
  font-family: var(--display);
  font-weight: 500;
  font-style: italic;
  font-size: 17px;
  letter-spacing: 0;
  display:flex; align-items:center; gap: 10px;
  cursor: pointer;
  box-shadow: 0 14px 32px -8px rgba(0,0,0,0.4);
  pointer-events: auto;
  transition: transform .2s ease;
}
.fab:active{ transform: scale(0.96); }
.fab svg{ width: 18px; height: 18px; }

/* Sheet */
.backdrop{
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(6px);
  opacity: 0; pointer-events: none;
  transition: opacity .25s ease;
  z-index: 40;
}
.backdrop.open{ opacity: 1; pointer-events: auto; }
.sheet{
  position: fixed; left: 0; right: 0; bottom: 0;
  background: var(--paper);
  border-radius: 28px 28px 0 0;
  padding: 10px 22px 30px;
  transform: translateY(100%);
  transition: transform .3s cubic-bezier(0.2, 0.8, 0.2, 1);
  z-index: 50;
  max-height: 92dvh;
  overflow-y: auto;
  max-width: 540px;
  margin: 0 auto;
}
.sheet.open{ transform: translateY(0); }
.sheet-handle{
  width: 40px; height: 4px;
  background: var(--mist);
  border-radius: 2px;
  margin: 0 auto 18px;
}
.sheet h3{
  font-family: var(--display);
  font-weight: 400;
  font-style: italic;
  font-size: 24px;
  margin-bottom: 4px;
}
.sheet .sub{ font-size: 13px; opacity: 0.6; margin-bottom: 20px; }

/* Recorder */
.recorder{
  border: 1px dashed var(--mist);
  border-radius: 18px;
  padding: 22px;
  margin-bottom: 14px;
  text-align: center;
}
.rec-btn{
  width: 78px; height: 78px;
  border-radius: 50%;
  border: none;
  background: var(--terracotta);
  color: #fff;
  cursor: pointer;
  display:grid; place-items:center;
  margin: 0 auto 12px;
  box-shadow: 0 12px 30px -10px rgba(200,99,61,0.6);
  transition: transform .2s ease, background .2s ease;
}
.rec-btn svg{ width: 30px; height: 30px; }
.rec-btn.recording{
  background: #a82a2a;
  animation: pulse 1.2s ease-in-out infinite;
}
@keyframes pulse{
  0%, 100%{ box-shadow: 0 12px 30px -10px rgba(168,42,42,0.6), 0 0 0 0 rgba(168,42,42,0.5); }
  50%{ box-shadow: 0 12px 30px -10px rgba(168,42,42,0.6), 0 0 0 14px rgba(168,42,42,0); }
}
.rec-timer{
  font-family: var(--display);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: 0.04em;
}
.rec-status{
  font-size: 12px; opacity: 0.6; margin-top: 2px;
  text-transform: uppercase; letter-spacing: 0.1em;
}
.file-row{ display:flex; gap: 10px; margin-bottom: 14px; }
.file-btn{
  flex: 1;
  border: 1px solid var(--mist);
  background: var(--paper-2);
  padding: 16px;
  border-radius: 14px;
  cursor: pointer;
  font-family: var(--body);
  color: var(--ink);
  font-size: 13px;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  transition: background .2s ease, transform .2s ease;
}
.file-btn:active{ transform: scale(0.97); }
.file-btn svg{ width: 22px; height: 22px; opacity: 0.7; }
.file-btn input{ display:none; }

.caption-field{
  width: 100%;
  background: var(--paper-2);
  border: 1px solid var(--mist);
  border-radius: 14px;
  padding: 12px 14px;
  font-family: var(--body);
  font-size: 14px;
  color: var(--ink);
  resize: none;
  margin-bottom: 14px;
}
.caption-field:focus{ outline: 2px solid var(--terracotta); outline-offset: 2px; }

.preview{
  background: var(--paper-2);
  border: 1px solid var(--mist);
  border-radius: 14px;
  padding: 12px;
  margin-bottom: 14px;
  display: flex; align-items: center; gap: 12px;
}
.preview-icon{
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--ink);
  color: var(--paper);
  display:grid; place-items:center;
  flex-shrink: 0;
}
.preview-icon svg{ width: 18px; height: 18px; }
.preview-text{ flex:1; font-size: 13px; }
.preview-text strong{ font-weight: 600; display:block; }
.preview-text small{ opacity: 0.6; font-size: 11px; }
.preview-x{
  background: transparent; border: none;
  font-size: 20px; opacity: 0.5; cursor: pointer;
  color: var(--ink);
}

.send-btn{
  width: 100%;
  background: var(--ink);
  color: var(--paper);
  border: none;
  border-radius: 14px;
  padding: 16px;
  font-family: var(--display);
  font-style: italic;
  font-size: 18px;
  font-weight: 500;
  cursor: pointer;
  transition: opacity .2s ease;
}
.send-btn:disabled{ opacity: 0.35; cursor: not-allowed; }

/* Unwrap */
.unwrap{
  position: fixed; inset: 0;
  display: none;
  align-items: center; justify-content: center;
  z-index: 60;
  padding: 20px;
  background: radial-gradient(ellipse at center, rgba(200,99,61,0.95) 0%, rgba(26,20,16,0.98) 80%);
  animation: fadein .3s ease;
}
.unwrap.open{ display: flex; }
@keyframes fadein{ from{ opacity: 0; } to{ opacity: 1; } }
.unwrap-inner{
  max-width: 460px; width: 100%;
  text-align: center;
  color: #fff6e8;
}
.unwrap-tag{
  font-family: var(--script);
  font-size: 28px;
  color: var(--gold);
  margin-bottom: 6px;
}
.unwrap-title{
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  font-size: 32px;
  margin-bottom: 18px;
}
.unwrap-close{
  margin-top: 22px;
  background: transparent;
  color: #fff6e8;
  border: 1px solid rgba(255,246,232,0.4);
  padding: 10px 22px;
  border-radius: 999px;
  font-family: var(--body);
  font-size: 13px;
  cursor: pointer;
}
.unwrap-media{
  background: #000;
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 14px;
}
.unwrap-media video{ width:100%; display: block; max-height: 56dvh; }
.unwrap-media.audio{
  background: rgba(255,246,232,0.08);
  padding: 30px 22px;
}
.unwrap-caption{ font-size: 14px; opacity: 0.85; }

/* Toast */
.toast{
  position: fixed;
  left: 50%; transform: translateX(-50%) translateY(120%);
  bottom: 95px;
  background: var(--ink);
  color: var(--paper);
  padding: 12px 18px;
  border-radius: 999px;
  font-size: 13px;
  display:flex; align-items:center; gap: 8px;
  box-shadow: 0 12px 30px -8px rgba(0,0,0,0.5);
  z-index: 70;
  transition: transform .35s cubic-bezier(0.2, 0.9, 0.3, 1.4);
  max-width: 90vw;
}
.toast.show{ transform: translateX(-50%) translateY(0); }
.toast .dot{
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--terracotta);
  animation: blink 1s ease-in-out infinite;
}
@keyframes blink{ 0%, 100%{ opacity: 1;} 50%{ opacity: 0.3;} }

/* Loading */
.loader{
  position: fixed; inset: 0;
  background: var(--paper);
  display:grid; place-items: center;
  z-index: 100;
  transition: opacity .4s ease;
}
.loader.hide{ opacity: 0; pointer-events: none; }
.loader-mark{
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  font-size: 40px;
  letter-spacing: -0.02em;
  animation: breathe 1.6s ease-in-out infinite;
}
@keyframes breathe{
  0%, 100%{ opacity: 0.4; transform: scale(0.98); }
  50%{ opacity: 1; transform: scale(1); }
}

/* Helpers */
.tiny-note{
  opacity: 0.5;
  text-align: center;
  font-family: var(--script);
  font-size: 16px;
  margin-top: 18px;
}

/* Config error banner */
.config-error{
  position: fixed; top: 0; left: 0; right: 0;
  background: #a82a2a;
  color: #fff;
  padding: 14px 20px;
  font-size: 13px;
  text-align: center;
  z-index: 200;
  font-weight: 500;
}
.config-error a{ color: #fff; text-decoration: underline; }