*{margin:0;padding:0;box-sizing:border-box}
:root{--primary:#0e3d44;--secondary:#1a7f8a;--accent:#f4b72c;--light:#f4f7f7;--dark:#172a2a;--card:#fff;--border:#dbe6e6;--radius:14px}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--light);color:var(--dark);line-height:1.7}
.container{max-width:1180px;margin:0 auto;padding:0 16px}
a{color:var(--secondary);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;border-radius:var(--radius)}
header{background:linear-gradient(135deg,var(--primary) 0%,#0b2f33 70%);color:#fff;box-shadow:0 4px 20px rgba(0,0,0,.2);position:sticky;top:0;z-index:100}
.header-main{display:flex;justify-content:space-between;align-items:center;padding:14px 16px}
.my-logo{font-size:2rem;font-weight:800;letter-spacing:-1px;color:var(--accent);display:flex;align-items:center;gap:8px}
.my-logo span{color:#fff;font-size:1rem;display:block;letter-spacing:2px;opacity:.8}
.my-logo:hover{text-decoration:none;opacity:.9}
.hamburger{display:none;background:none;border:none;color:#fff;font-size:1.6rem;cursor:pointer}
nav ul{list-style:none;display:flex;gap:4px}
nav li a{display:block;color:#cdeded;padding:8px 14px;border-radius:50px;font-weight:600;transition:background .25s,color .25s}
nav li a:hover{background:rgba(255,255,255,.12);color:#fff;text-decoration:none}
.breadcrumb{background:#eef4f4;border-bottom:1px solid var(--border);padding:10px 0}
.breadcrumb ul{display:flex;flex-wrap:wrap;list-style:none;font-size:.85rem}
.breadcrumb li:not(:last-child):after{content:"›";margin:0 6px;color:#999}
.breadcrumb a{color:var(--secondary)}
.breadcrumb li:last-child{color:#555}
.hero{padding:32px 0 8px;text-align:center}
.hero h1{font-size:2.3rem;line-height:1.2;color:var(--primary);margin-bottom:8px}
.hero .subtitle{font-size:1.05rem;max-width:760px;margin:0 auto;color:#466a6a}
.meta-row{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;color:#555;font-size:.9rem;margin-top:16px}
section{margin:36px 0}
.card{background:var(--card);border-radius:var(--radius);padding:28px;border:1px solid var(--border);box-shadow:0 4px 14px rgba(0,0,0,.03)}
h2{color:var(--primary);font-size:1.8rem;margin:28px 0 14px;padding-bottom:8px;border-bottom:3px solid var(--accent);display:inline-block}
h3{color:#155a61;font-size:1.3rem;margin:24px 0 10px}
h4{color:var(--primary);font-size:1.05rem;margin:16px 0 8px}
p{margin-bottom:14px}
ul,ol{margin:0 0 16px 24px}
li{margin-bottom:6px}
strong{color:var(--primary)}
.table-wrap{overflow-x:auto;margin:18px 0}
table{border-collapse:collapse;width:100%;min-width:560px}
th,td{padding:10px 14px;border:1px solid var(--border);text-align:left}
th{background:var(--primary);color:#fff;font-weight:600}
tr:nth-child(even){background:#f1f7f7}
.callout{background:#fff7e0;border-left:5px solid var(--accent);padding:16px 20px;border-radius:8px;margin:20px 0}
.tip{background:#e5f4f5;border-left:5px solid var(--secondary);padding:16px 20px;border-radius:8px;margin:20px 0}
.quote{border-left:4px solid var(--accent);padding:6px 18px;margin:14px 0;font-style:italic;background:#fbfbf7;border-radius:8px}
.btn{display:inline-block;background:var(--primary);color:#fff!important;padding:8px 18px;border-radius:50px;font-weight:600;margin:4px 4px 4px 0;transition:transform .15s}
.btn:hover{background:var(--secondary);transform:translateY(-1px);text-decoration:none}
.btn-amber{background:var(--accent);color:var(--primary)!important}
.form-card{background:var(--card);border-radius:var(--radius);border:1px solid var(--border);padding:26px;margin:30px 0}
.form-row{margin-bottom:14px}
.form-row label{display:block;font-weight:600;margin-bottom:6px;font-size:.9rem}
input[type="text"],input[type="email"],input[type="search"],select,textarea{width:100%;padding:10px 14px;border:1px solid #cbd8d8;border-radius:8px;font-family:inherit;transition:border .25s}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--secondary)}
textarea{min-height:100px}
button[type="submit"]{background:var(--primary);color:#fff;padding:10px 30px;border:none;border-radius:50px;cursor:pointer;font-weight:700;transition:background .2s}
button[type="submit"]:hover{background:var(--secondary)}
.rating{display:flex;flex-direction:row-reverse;justify-content:flex-end}
.rating input{display:none}
.rating label{cursor:pointer;font-size:1.6rem;color:#ddd;transition:color .15s}
.rating input:checked ~ label{color:var(--accent)}
.rating label:hover,.rating label:hover ~ label{color:var(--accent)}
friend-link{display:block;background:#f0e6d0;border-radius:var(--radius);padding:20px 24px;margin:24px 0;font-size:.9rem}
friend-link a{display:inline-block;margin:4px 10px 4px 0}
footer{background:var(--primary);color:#bcdddd;padding:22px 0;text-align:center;font-size:.88rem}
footer a{color:var(--accent)}
@media(max-width:768px){
.hero h1{font-size:1.5rem}
.hero .subtitle{font-size:.95rem}
.hamburger{display:block}
#nav-menu{display:none;width:100%;background:var(--primary);padding-bottom:10px}
#nav-menu.open{display:block}
nav ul{flex-direction:column}
nav li{padding:0}
nav li a{padding:12px 20px;border-top:1px solid rgba(255,255,255,.08)}
.card{padding:18px}
}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}