:root{
  --bg:#f6f8fb;
  --card:#ffffff;
  --muted:#6b7280;
  --text:#0f172a;
  --accent:#2dd4bf;
  --accent2:#60a5fa;
  --danger:#f59e0b;
  --line:#e5e7eb;
}

*{box-sizing:border-box;}
body{
  margin:0; background:var(--bg); color:var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans TC", sans-serif;
}

.app-header{
  position:sticky; top:0; z-index:10;
  padding:14px 16px;
  background:linear-gradient(180deg,#ffffff,#f6f8fb);
  border-bottom:1px solid var(--line);
}
.title{font-size:20px; font-weight:800; letter-spacing:.2px;}
.subtitle{font-size:12px; color:var(--muted); margin-top:2px;}

.app{padding:14px 14px 28px;}
.page{display:flex; flex-direction:column; gap:12px;}

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:18px;
  padding:12px;
  box-shadow:0 8px 22px rgba(15,23,42,.08);
}

.section-title{
  font-size:15px; font-weight:900; margin-bottom:8px;
}

/* Topbar */
.page-topbar{
  display:flex; align-items:center; gap:8px;
}
.back-home-btn{
  border:none;
  background:#eef2ff;
  color:#0f172a;
  padding:7px 10px;
  border-radius:10px;
  font-weight:900;
  cursor:pointer;
}
.page-title{
  font-size:16px; font-weight:900;
}

/* Home hero */
.hero-card{
  position:relative; border-radius:18px; overflow:hidden;
  border:1px solid var(--line);
  box-shadow:0 10px 26px rgba(15,23,42,.10);
}
.hero-img{
  width:100%; height:190px; object-fit:cover; display:block;
}
.hero-overlay{
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(0,0,0,.35), rgba(0,0,0,.05) 55%, rgba(0,0,0,0));
  padding:14px;
  color:white;
}
.hero-title{font-size:18px; font-weight:900;}
.hero-subtitle{font-size:13px; opacity:.9; margin-top:3px;}

/* Home grid */
.home-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:10px;
}
.home-btn{
  background:#ffffff;
  border:1px solid var(--line);
  border-radius:16px;
  padding:14px 8px;
  cursor:pointer;
  display:grid;
  gap:6px;
  justify-items:center;
  box-shadow:0 6px 16px rgba(15,23,42,.06);
  transition:.12s transform ease, .12s box-shadow ease;
}
.home-btn:active{ transform:scale(.97); }
.home-btn-icon{ font-size:22px; }
.home-btn-text{ font-size:13px; font-weight:900; }

/* Timeline / spot / flight / hotel (沿用但換色) */
.day-title{display:flex; flex-direction:column; gap:2px; margin-bottom:8px;}
.day-date{font-size:12px; color:var(--muted);}
.day-name{font-size:16px; font-weight:800;}

.timeline{display:flex; flex-direction:column; gap:8px;}
.tl-row{
  display:grid; grid-template-columns:72px 1fr; gap:8px; align-items:start;
  padding:8px; border-radius:12px; background:#f8fafc;
  border:1px solid var(--line);
}
.tl-time{color:var(--muted); font-size:12px; padding-top:2px;}
.tl-text{font-size:14px; line-height:1.4;}
.tl-place{font-size:12px; color:var(--accent); margin-top:2px;}
.tl-note{font-size:12px; color:var(--danger); margin-top:4px;}
.tl-map{display:inline-block; margin-top:6px; color:var(--accent2); text-decoration:none; font-size:12px;}

.spot-title{font-size:15px; font-weight:800;}
.spot-desc{color:var(--muted); font-size:13px; margin:6px 0 8px;}
.spot-subtitle{
  font-size:13px; color:var(--accent);
  margin-top:4px; margin-bottom:6px; font-weight:800;
}
.spot-map{color:var(--accent2); text-decoration:none; font-size:12px;}
.spot-card img{
  width:100%; border-radius:12px; margin-top:8px; border:1px solid var(--line);
}
.chip{
  display:inline-block; font-size:11px; padding:3px 8px; border-radius:999px;
  background:#f1f5f9; border:1px solid var(--line); color:var(--muted);
  margin-bottom:6px;
}

.flight-row, .hotel-row{
  padding:10px; border-radius:12px; background:#f8fafc;
  border:1px solid var(--line); margin-top:8px;
}
.flight-top{display:flex; justify-content:space-between; align-items:center;}
.flight-no{font-size:15px; font-weight:900;}
.flight-airline{font-size:12px; color:var(--muted);}
.flight-mid{display:flex; justify-content:space-between; margin-top:6px; font-size:14px;}
.flight-bot{display:flex; flex-wrap:wrap; gap:8px; margin-top:6px; font-size:12px; color:var(--muted);}
.pnr{margin-top:6px; font-size:12px; color:var(--accent);}

.hotel-name{font-size:15px; font-weight:900;}
.hotel-addr{font-size:12px; color:var(--muted); margin-top:4px;}
.hotel-meta{font-size:12px; color:var(--muted); margin-top:6px; display:grid; gap:2px;}
.hotel-note{font-size:12px; color:var(--danger); margin-top:6px;}

.tip-item{
  font-size:14px; padding:6px 0; border-bottom:1px dashed var(--line);
}
.tip-item:last-child{border-bottom:none;}

.muted{color:var(--muted); font-size:12px;}

/* Packages */
.package-row{
  padding:12px; border-radius:12px; background:#f8fafc;
  border:1px solid var(--line); margin-top:10px; display:grid; gap:6px;
}
.package-name{font-size:15px; font-weight:900;}
.package-meta{font-size:13px;}

/* Currency */
.currency-box{display:grid; gap:10px;}
.currency-label{font-size:13px; font-weight:900;}
.currency-input{
  width:100%; padding:10px 12px; border-radius:12px;
  border:1px solid var(--line); background:#fff; color:var(--text);
  font-size:16px; outline:none;
}
.currency-input.small{font-size:14px; padding:8px 10px;}
.currency-rate{
  display:grid; grid-template-columns:auto 1fr auto;
  align-items:center; gap:8px; font-size:13px; color:var(--muted);
}
.currency-btn{
  border:none; border-radius:12px; padding:10px; font-size:14px;
  font-weight:900; color:white; background:var(--accent); cursor:pointer;
}
.currency-btn.alt{background:var(--accent2);}
.currency-two{
  display:grid; grid-template-columns:1fr auto 1fr;
  gap:10px; align-items:end;
}
.currency-col{display:grid; gap:6px;}
.swap-btn{
  height:42px; width:42px; border-radius:999px; border:1px solid var(--line);
  background:#fff; color:var(--text); font-size:18px; font-weight:900; cursor:pointer;
}
.currency-actions{
  display:grid; grid-template-columns:1fr 1fr; gap:8px;
}

/* Notes */
.notes-box{display:grid; gap:10px;}
.notes-textarea{
  min-height:140px; resize:vertical; padding:10px 12px; border-radius:12px;
  border:1px solid var(--line); background:#fff; color:var(--text);
  font-size:14px; line-height:1.5; outline:none;
}
.notes-btn{
  border:none; border-radius:12px; padding:10px; font-size:14px;
  font-weight:900; color:white; background:var(--accent2); cursor:pointer;
}
.notes-btn.photo{background:var(--accent);}
.notes-photo-row{display:grid; grid-template-columns:1fr 1fr; gap:8px;}
.notes-photo-input{display:none;}
.photo-preview{
  display:grid; grid-template-columns:repeat(3,1fr);
  gap:8px; margin-top:4px;
}
.photo-thumb{position:relative;}
.photo-thumb img{
  width:100%; height:90px; object-fit:cover; border-radius:10px; border:1px solid var(--line);
}
.thumb-del{
  position:absolute; top:4px; right:4px; border:none; width:24px; height:24px;
  border-radius:999px; background:rgba(0,0,0,.6); color:#fff; font-weight:900; cursor:pointer;
}
.notes-list{display:grid; gap:8px; margin-top:6px;}
.notes-item{
  padding:10px; border-radius:12px; background:#f8fafc;
  border:1px solid var(--line); position:relative;
}
.notes-time{font-size:12px; color:var(--muted); margin-bottom:4px;}
.notes-content{font-size:14px; line-height:1.5;}
.note-del-btn{
  position:absolute; top:8px; right:8px; border:none; border-radius:8px;
  padding:4px 8px; font-size:12px; font-weight:900;
  background:#ef4444; color:white; cursor:pointer;
}
.notes-gallery{
  display:grid; grid-template-columns:repeat(3,1fr); gap:6px; margin-top:8px;
}
.notes-gallery img{
  width:100%; height:90px; object-fit:cover; border-radius:10px; border:1px solid var(--line);
}

/* Files */
.files-box{display:grid; gap:8px;}
.files-input{
  width:100%; padding:10px; border-radius:12px; border:1px solid var(--line);
  background:#fff; color:var(--text);
}
.files-name-input{
  width:100%; padding:10px 12px; border-radius:12px; border:1px solid var(--line);
  background:#fff; color:var(--text); font-size:14px; outline:none;
}
.files-save-btn{
  border:none; border-radius:12px; padding:10px; font-size:14px;
  font-weight:900; color:white; background:var(--accent); cursor:pointer;
}
.files-hint{line-height:1.5;}

.file-list{display:grid; gap:8px; margin-top:8px;}
.file-item-row{
  display:grid; grid-template-columns:1fr auto auto; gap:6px; align-items:center;
  padding:8px 10px; border-radius:12px; background:#f8fafc; border:1px solid var(--line);
}
.file-item-title{font-weight:900; font-size:14px;}
.file-item-meta{font-size:12px;}
.file-open-btn{
  border:none; border-radius:10px; padding:6px 8px; font-weight:900;
  background:var(--accent2); color:white; cursor:pointer;
}
.file-del-btn{
  border:none; border-radius:10px; padding:6px 8px; font-weight:900;
  background:#ef4444; color:white; cursor:pointer;
}

/* Weather */
.weather-box{display:grid; gap:8px;}
.weather-row{display:grid; grid-template-columns:1fr auto; gap:8px;}
.weather-select{
  width:100%; padding:10px 12px; border-radius:12px; border:1px solid var(--line);
  background:#fff; color:var(--text); font-size:14px;
}
.weather-btn{
  border:none; border-radius:12px; padding:10px 12px; font-size:14px;
  font-weight:900; color:white; background:var(--accent2); cursor:pointer;
}
.weather-list{display:grid; gap:8px; margin-top:6px;}
.weather-item{
  padding:10px; border-radius:12px; background:#f8fafc; border:1px solid var(--line);
  display:grid; gap:4px;
}
.weather-date{font-weight:900;}
.weather-desc{font-size:14px;}
.weather-temp{font-size:14px;}
.weather-rain{font-size:12px;}

/* Map */
.map-box{display:grid; gap:8px;}
.map-input{
  width:100%; padding:10px 12px; border-radius:12px; border:1px solid var(--line);
  background:#fff; color:var(--text); font-size:14px; outline:none;
}
.map-btn{
  border:none; border-radius:12px; padding:10px; font-size:14px;
  font-weight:900; color:white; background:var(--accent2); cursor:pointer;
}

/* Modal */
.modal-overlay{
  position:fixed; inset:0; background:rgba(15,23,42,.45);
  display:flex; align-items:center; justify-content:center; z-index:9999;
}
.modal{
  width:min(92vw, 760px); max-height:88vh; background:#fff;
  border:1px solid var(--line); border-radius:14px; display:flex; flex-direction:column; overflow:hidden;
}
.modal-head{
  display:flex; justify-content:space-between; align-items:center;
  padding:10px 12px; background:#f8fafc; border-bottom:1px solid var(--line);
}
.modal-title{font-weight:900; font-size:14px;}
.modal-close{
  border:none; background:transparent; color:var(--text);
  font-size:18px; cursor:pointer; font-weight:900;
}
.modal-body{padding:10px; overflow:auto;}
.modal-img{width:100%; border-radius:10px;}
.modal-iframe{width:100%; height:70vh; border:none; border-radius:10px;}
.modal-download{
  display:inline-block; margin-top:10px; padding:10px 12px; border-radius:10px;
  background:var(--accent2); color:white; font-weight:900; text-decoration:none;
}