:root{
  --blue:#0757b8;
  --blue-dark:#073b7a;
  --turquoise:#12bfc0;
  --orange:#ff9416;
  --bg:#f6fbff;
  --card:#ffffff;
  --text:#1d2633;
  --muted:#6b7a90;
  --border:#dce7f3;
  --danger:#d94b4b;
  --success:#22a06b;
  --shadow:0 12px 30px rgba(7,59,122,.10);
}

*{box-sizing:border-box}

body{
  margin:0;
  font-family:Arial, Helvetica, sans-serif;
  background:linear-gradient(135deg,#f7fcff,#eefcff);
  color:var(--text);
}

a{color:inherit}

.site-header{
  position:sticky;
  top:0;
  z-index:20;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:12px 22px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  font-weight:800;
  color:var(--blue-dark);
  font-size:22px;
}

.brand img{
  width:48px;
  height:48px;
  object-fit:contain;
  border-radius:10px;
}

.menu-toggle{
  display:none;
  border:0;
  background:var(--blue);
  color:white;
  padding:9px 12px;
  border-radius:10px;
  font-size:20px;
}

.main-nav{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}

.main-nav a,
.main-nav button{
  border:0;
  text-decoration:none;
  background:#ecf7ff;
  color:var(--blue-dark);
  padding:9px 12px;
  border-radius:999px;
  font-weight:700;
  cursor:pointer;
}

.main-nav a:hover,
.main-nav button:hover{
  background:var(--blue);
  color:white;
}

.hero{
  min-height:calc(100vh - 73px);
  display:grid;
  grid-template-columns:1.1fr .9fr;
  align-items:center;
  gap:30px;
  padding:56px 7vw;
}

.hero-card,
.card{
  background:rgba(255,255,255,.92);
  border:1px solid var(--border);
  border-radius:24px;
  box-shadow:var(--shadow);
  padding:26px;
}

.hero h1{
  font-size:clamp(36px,6vw,68px);
  margin:0 0 14px;
  color:var(--blue-dark);
}

.hero p{
  font-size:19px;
  color:var(--muted);
  line-height:1.55;
}

.logo-big{
  max-width:100%;
  display:block;
  margin:auto;
}

.container{
  max-width:1100px;
  margin:0 auto;
  padding:28px 18px 60px;
}

.page-title{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  margin-bottom:18px;
}

.page-title h1{
  margin:0;
  color:var(--blue-dark);
}

.grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
}

.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}

.stat{
  border-left:5px solid var(--turquoise);
}

.stat strong{
  display:block;
  font-size:28px;
  color:var(--blue);
  margin-top:8px;
}

.form{
  display:grid;
  gap:12px;
}

label{
  display:grid;
  gap:6px;
  font-weight:700;
  color:var(--blue-dark);
}

input, textarea, select{
  width:100%;
  padding:12px;
  border:1px solid var(--border);
  border-radius:12px;
  font-size:16px;
  background:white;
}

textarea{min-height:110px;resize:vertical}

.btn-row{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  align-items:center;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:0;
  border-radius:999px;
  padding:11px 16px;
  background:var(--blue);
  color:white;
  text-decoration:none;
  font-weight:800;
  cursor:pointer;
}

.btn.secondary{background:var(--turquoise)}
.btn.orange{background:var(--orange)}
.btn.light{background:#ecf7ff;color:var(--blue-dark)}
.btn.danger{background:var(--danger)}

.notice{
  padding:12px 14px;
  border-radius:14px;
  background:#ecf7ff;
  color:var(--blue-dark);
  margin:12px 0;
  display:none;
}

.notice.show{display:block}
.notice.error{background:#fff0f0;color:#8a1f1f}
.notice.success{background:#effff7;color:#126b48}

.list{
  display:grid;
  gap:12px;
}

.item{
  background:white;
  border:1px solid var(--border);
  border-radius:18px;
  padding:16px;
  box-shadow:0 8px 20px rgba(7,59,122,.06);
}

.item h3{margin:0 0 6px;color:var(--blue-dark)}
.item p{margin:4px 0;color:var(--muted)}
.item .actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}

.trip-cover{
  min-height:160px;
  border-radius:22px;
  background:linear-gradient(135deg,var(--blue),var(--turquoise));
  color:white;
  padding:24px;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
}

.trip-cover h1{margin:0;font-size:36px;color:white}
.trip-cover p{margin:8px 0 0;color:#e9ffff}

.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;background:white;border-radius:16px;overflow:hidden}
th,td{padding:12px;border-bottom:1px solid var(--border);text-align:left}
th{background:#ecf7ff;color:var(--blue-dark)}

.album-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:12px;
}

.album-grid img{
  width:100%;
  height:150px;
  object-fit:cover;
  border-radius:16px;
  border:1px solid var(--border);
}

.footer{
  text-align:center;
  color:var(--muted);
  padding:30px 15px;
}

@media(max-width:850px){
  .hero{grid-template-columns:1fr;padding:34px 18px}
  .grid,.grid.two,.album-grid{grid-template-columns:1fr}
  .menu-toggle{display:block}
  .main-nav{
    display:none;
    width:100%;
    flex-direction:column;
    align-items:stretch;
    padding-top:10px;
  }
  .main-nav.open{display:flex}
  .site-header{flex-wrap:wrap}
  .main-nav a,.main-nav button{text-align:center;border-radius:12px}
}