:root{
  --bg:#eef1f6; --card:#fff; --ink:#1f2937; --muted:#6b7280;
  --accent:#2563eb; --accent-2:#1e40af; --line:#e5e7eb;
  --danger:#dc2626;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink)}
.wrap{max-width:780px;margin:0 auto;padding:0 16px}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

.site-header{background:linear-gradient(135deg,#1e3a8a,#2563eb);color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:56px;gap:12px}
.brand{font-size:1.25rem;font-weight:700;color:#fff;letter-spacing:.2px}
.brand:hover{text-decoration:none;opacity:.9}
.nav{display:flex;align-items:center;gap:14px;font-size:.95rem;flex-wrap:wrap;justify-content:flex-end}
.nav a{color:#dbeafe;font-weight:600}
.nav a:hover{color:#fff;text-decoration:none}
.nav a.on{color:#fff;border-bottom:2px solid #fff;padding-bottom:2px}
.nav-user{color:#bfdbfe}

main.wrap{padding-top:20px;padding-bottom:40px}
.page-title{margin:4px 0 2px;font-size:1.6rem}
.page-sub{margin:0 0 18px;color:var(--muted)}

.flash{padding:10px 14px;border-radius:8px;margin-bottom:16px;font-weight:500}
.flash-ok{background:#dcfce7;color:#14532d;border:1px solid #bbf7d0}
.flash-error{background:#fee2e2;color:#7f1d1d;border:1px solid #fecaca}

.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.form h1{margin-top:0}

.post{background:var(--card);border:1px solid var(--line);border-radius:12px;margin-bottom:18px;box-shadow:0 1px 3px rgba(0,0,0,.06);overflow:hidden}
.post-head{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.post-author{font-weight:700;font-size:1.02rem}
.post-time{color:var(--muted);font-size:.85rem}
.post-edited{color:var(--muted);font-size:.8rem;font-style:italic}
.post-actions{margin-left:auto;display:flex;gap:10px;align-items:center}
.post-actions a,.linklike{background:none;border:none;padding:0;color:var(--accent);font:inherit;cursor:pointer;text-decoration:underline}
.danger{color:var(--danger)!important}
.post-caption{padding:12px 16px 4px;white-space:pre-wrap}
.photo-grid{display:flex;flex-wrap:wrap;gap:6px;padding:10px 16px}
.photo-link img{width:220px;max-width:100%;height:auto;border-radius:8px;display:block;cursor:zoom-in;border:1px solid var(--line)}
@media(max-width:520px){.photo-link img{width:100%}}

.comments{padding:8px 16px 14px;border-top:1px solid var(--line);background:#f9fafb}
.comment{display:flex;gap:8px;align-items:baseline;padding:7px 0;border-bottom:1px dashed var(--line);flex-wrap:wrap}
.comment-author{font-weight:600;font-size:.92rem;white-space:nowrap}
.comment-body{flex:1;min-width:200px}
.comment-meta{color:var(--muted);font-size:.78rem}
.comment-form{display:flex;gap:8px;margin-top:10px}
.comment-form input[type=text]{flex:1;padding:9px 12px;border:1px solid var(--line);border-radius:8px;font:inherit}
.comment-login{color:var(--muted);font-size:.9rem;margin:10px 0 0}

form.form label{display:block;margin-bottom:14px;font-weight:600}
form.form input[type=text],form.form input[type=password],form.form textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font:inherit;margin-top:4px;background:#fff}
form.form textarea{resize:vertical}
form.form input[type=file]{margin-top:6px;font:inherit}
button{font:inherit}
button[type=submit],.btn{background:var(--accent);color:#fff;border:none;padding:10px 18px;border-radius:8px;font-weight:600;cursor:pointer}
button[type=submit]:hover,.btn:hover{background:var(--accent-2);text-decoration:none}
.btn.ghost{background:#e5e7eb;color:#111827}
.btn-row{display:flex;gap:10px;align-items:center}
.muted{color:var(--muted);font-weight:400}
.inline{display:inline}

.edit-photos{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:14px}
.edit-photo{display:flex;flex-direction:column;align-items:center;gap:4px;font-size:.8rem;font-weight:400}
.edit-photo img{width:130px;height:auto;border-radius:6px;border:1px solid var(--line)}

.pager{display:flex;justify-content:center;align-items:center;gap:16px;padding:8px 0 20px;color:var(--muted)}
.empty{background:var(--card);border:1px dashed var(--line);border-radius:12px;padding:30px;text-align:center;color:var(--muted)}

.site-footer{border-top:1px solid var(--line);padding:16px 0 28px;color:var(--muted);font-size:.85rem;text-align:center}

.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.85);display:flex;align-items:center;justify-content:center;z-index:100;cursor:zoom-out}
.lightbox img{max-width:94vw;max-height:92vh;border-radius:8px;box-shadow:0 8px 40px rgba(0,0,0,.6)}

.uploading-overlay{position:fixed;inset:0;background:rgba(15,23,42,.75);display:flex;align-items:center;justify-content:center;z-index:200}
.uploading-box{background:#fff;border-radius:12px;padding:28px 34px;text-align:center;box-shadow:0 10px 40px rgba(0,0,0,.4);color:#1f2937;font-weight:600;display:flex;flex-direction:column;align-items:center;gap:14px;max-width:90vw}
.spinner{width:38px;height:38px;border:4px solid #dbeafe;border-top-color:#2563eb;border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

table.users{width:100%;border-collapse:collapse;margin:10px 0}
table.users th,table.users td{border:1px solid var(--line);padding:8px 10px;text-align:left;font-size:.92rem}
table.users th{background:#f3f4f6}
.admin-sec{margin-bottom:22px}
.sec-title{font-size:1.15rem;border-bottom:2px solid var(--accent);padding-bottom:6px;margin:24px 0 12px}