:root{--bg:#070A0E;--s1:#101820;--s2:#17212B;--line:#283540;--tx:#F7FAFC;--mut:#A0ADB9;--ac:#00DDE7;--ac2:#00BCC8;--ok:#35D99A;--warn:#F5B84B;--err:#FF657A}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--tx);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--ac);text-decoration:none}
h1,h2,h3{line-height:1.2}
h1{font-size:2rem;margin:.4rem 0 1rem}
.top{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;padding:14px 20px;border-bottom:1px solid var(--line);background:var(--s1);position:sticky;top:0;z-index:5}
.brand{font-weight:800;letter-spacing:.08em;color:var(--tx)}
.brand span{color:var(--ac)}
nav{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
nav a{color:var(--mut)} nav a:hover{color:var(--tx)}
.wrap{max-width:1100px;margin:0 auto;padding:28px 20px 60px}
.foot{text-align:center;color:var(--mut);font-size:.85rem;padding:24px;border-top:1px solid var(--line)}
.btn{display:inline-block;background:var(--ac);color:#031013;border:0;border-radius:10px;padding:10px 18px;font:inherit;font-weight:700;cursor:pointer}
.btn:hover{background:var(--ac2)}
.btn.ghost{background:transparent;color:var(--ac);border:1px solid var(--line)}
.btn.danger{background:var(--err);color:#fff}
.btn.small{padding:6px 12px;font-size:.9rem}
button.link{background:none;border:0;color:var(--mut);cursor:pointer;font:inherit;padding:0}
.inline{display:inline}
.hero{padding:60px 0 40px}
.hero h1{font-size:clamp(2.2rem,6vw,3.6rem)}
.hero h1 span{color:var(--ac)}
.eyebrow{color:var(--ac);text-transform:uppercase;letter-spacing:.12em;font-size:.8rem;margin:0}
.lead{color:var(--mut);max-width:620px;font-size:1.1rem}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0;align-items:center}
.actions form{display:inline}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.card{display:block;background:var(--s1);border:1px solid var(--line);border-radius:14px;padding:18px;color:var(--tx);transition:border-color .2s}
.card:hover{border-color:var(--ac2)}
.card h3{margin:8px 0}
.panel{background:var(--s1);border:1px solid var(--line);border-radius:14px;padding:20px;margin:16px 0}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.row{display:grid;gap:14px;grid-template-columns:1fr 1fr}
@media (max-width:640px){.row,.grid2{grid-template-columns:1fr}}
.tag{display:inline-block;font-size:.75rem;color:var(--ac);border:1px solid rgba(0,221,231,.35);border-radius:999px;padding:2px 10px}
.badge{display:inline-block;background:var(--s2);border:1px solid var(--line);border-radius:999px;padding:3px 12px;font-size:.85rem}
.muted{color:var(--mut)}
.small{font-size:.9rem}
.prose{white-space:normal;overflow-wrap:anywhere}
label{display:block;margin:12px 0;color:var(--mut);font-size:.95rem}
input,select,textarea{width:100%;margin-top:6px;background:var(--bg);color:var(--tx);border:1px solid var(--line);border-radius:10px;padding:10px 12px;font:inherit}
input[type=checkbox]{width:auto;margin-right:8px}
input:focus,select:focus,textarea:focus{outline:2px solid var(--ac);outline-offset:1px}
.check{display:flex;align-items:flex-start;color:var(--tx)}
.check input{margin-top:6px}
.filters{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:16px}
.filters select{width:auto}
.flash{padding:12px 16px;border-radius:10px;margin-bottom:18px;border:1px solid;overflow-wrap:anywhere}
.flash.ok{border-color:var(--ok);color:var(--ok)}
.flash.err{border-color:var(--err);color:var(--err)}
.flash.warn{border-color:var(--warn);color:var(--warn)}
.errs{background:rgba(255,101,122,.08);border:1px solid var(--err);border-radius:10px;padding:12px 16px;color:var(--err);margin-bottom:16px}
.errs ul{margin:0;padding-left:18px}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;margin:12px 0}
table{width:100%;border-collapse:collapse;font-size:.95rem}
th,td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{color:var(--mut);font-weight:600;background:var(--s1)}
.subnav{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px}
.subnav a{padding:6px 12px;border:1px solid var(--line);border-radius:999px;color:var(--mut)}
.stats{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));margin:16px 0}
.stat{background:var(--s1);border:1px solid var(--line);border-radius:14px;padding:16px}
.stat b{display:block;font-size:1.8rem;color:var(--ac)}
.logs{list-style:none;padding:0}
.logs li{margin:8px 0;color:var(--mut);border-left:2px solid var(--line);padding-left:12px}
.user-card{background:var(--s1);border:1px solid var(--line);border-radius:14px;padding:16px;margin:12px 0}
.user-card form{display:grid;gap:10px;grid-template-columns:1fr 1fr 1fr auto;align-items:end}
@media (max-width:760px){.user-card form{grid-template-columns:1fr}}
.user-card label{margin:0}

/* Açık tema */
html[data-theme="light"]{--bg:#F7FAFC;--s1:#FFFFFF;--s2:#EEF3F7;--line:#D5DEE7;--tx:#101820;--mut:#5B6B7A;--ac:#007F86;--ac2:#00686E}
html[data-theme="light"] .btn{color:#FFFFFF}
html[data-theme="light"] .btn.ghost{color:var(--ac)}
.ref{font-family:ui-monospace,Menlo,Consolas,monospace;color:var(--ac);font-size:1.1rem}

/* v1.1: marka, ana sayfa, animasyon */
.brand{display:inline-flex;align-items:center;gap:10px;text-transform:uppercase;letter-spacing:.08em}
.brand-logo{height:34px;width:auto;max-width:180px;object-fit:contain}
.features{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin:24px 0 36px}
.hero{background:radial-gradient(circle at 15% 0%,rgba(0,221,231,.14),transparent 55%)}
.social{color:var(--mut)}
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none;transition:none}}
.prose-doc{max-width:760px;margin:0 auto}

/* v1.1 düzeltme: tema düğmesi (güneş/ay) ve animasyonlar */
.theme-toggle{background:var(--s2);border:1px solid var(--line);color:var(--ac);width:38px;height:38px;border-radius:999px;display:inline-grid;place-items:center;cursor:pointer;padding:0;transition:transform .25s ease,border-color .25s ease}
.theme-toggle:hover{transform:rotate(15deg);border-color:var(--ac)}
.icon-moon{display:none}
html[data-theme="light"] .icon-moon{display:block}
html[data-theme="light"] .icon-sun{display:none}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes drift{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(3%,-2%) scale(1.06)}}
.hero{position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-20%;pointer-events:none;z-index:0;background:radial-gradient(circle at 30% 30%,rgba(0,221,231,.18),transparent 40%),radial-gradient(circle at 70% 60%,rgba(0,188,200,.12),transparent 45%);animation:drift 14s ease-in-out infinite}
.hero>*{position:relative;z-index:1;animation:rise .8s ease both}
.hero>*:nth-child(2){animation-delay:.12s}
.hero>*:nth-child(3){animation-delay:.24s}
.hero>*:nth-child(4){animation-delay:.36s}
.card,.panel{transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.card:hover{transform:translateY(-3px);box-shadow:0 10px 30px rgba(0,0,0,.25)}
.btn{transition:transform .2s ease,background .2s ease}
.btn:hover{transform:translateY(-1px)}
@media (prefers-reduced-motion: reduce){
  .hero::before,.hero>*{animation:none}
  .card:hover,.btn:hover,.theme-toggle:hover{transform:none}
  .reveal{opacity:1;transform:none;transition:none}
}

/* v1.1 adım 7: düz/mat banner, marka renkleri, takvim */
.hero{background:var(--s1);border:1px solid var(--line);border-radius:18px;min-height:300px;display:flex;flex-direction:column;justify-content:center;padding:44px 40px;margin-top:8px}
.hero::before{display:none}
.brand-a{color:var(--ac)}
.brand-b{color:var(--tx)}
.cal{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px}
.cal-h{color:var(--mut);font-size:.8rem;text-align:center;padding:6px 0}
.cal-cell{min-height:96px;background:var(--s1);border:1px solid var(--line);border-radius:10px;padding:6px;font-size:.85rem;overflow:hidden}
.cal-cell.empty{background:transparent;border-color:transparent}
.cal-cell.today{border-color:var(--ac)}
.cal-day{color:var(--mut);font-weight:600}
.cal-ev{display:block;background:rgba(0,221,231,.12);color:var(--tx);border-left:2px solid var(--ac);border-radius:6px;padding:2px 6px;margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media (max-width:640px){.cal-cell{min-height:64px;font-size:.72rem;padding:4px}.cal-ev{font-size:.66rem;padding:1px 3px}.cal-h{font-size:.68rem}.hero{padding:28px 20px;min-height:0}}

/* v1.1 adım 8: profil, paketler, form oluşturucu */
.avatar{width:72px;height:72px;border-radius:50%;object-fit:cover;border:1px solid var(--line);display:inline-grid;place-items:center}
.avatar-empty{background:var(--s2);color:var(--ac);font-size:1.6rem;font-weight:700}
.avatar-row{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
.price{font-size:1.8rem;color:var(--ac);font-weight:700;margin:4px 0}
.check span{display:inline}
.stat b{font-size:1.4rem}

/* v1.1 adım 10: mesajlaşma */
.thread{max-height:480px;overflow-y:auto;border:1px solid var(--line);border-radius:14px;padding:12px;background:var(--s1);margin:12px 0}
.msg{max-width:78%;margin:8px 0;padding:10px 14px;border-radius:12px;background:var(--s2);border:1px solid var(--line)}
.msg.mine{margin-left:auto;background:rgba(0,221,231,.12);border-color:rgba(0,221,231,.35)}
.msg-body{white-space:normal;overflow-wrap:anywhere}
.msg form textarea{margin-top:0}

/* v1.1 adım 12: akış ve anketler */
.post-head{display:flex;gap:12px;align-items:center;margin-bottom:10px}
.avatar-sm{width:40px;height:40px;border-radius:50%;object-fit:cover;border:1px solid var(--line);display:inline-grid;place-items:center}
.post-img{max-width:100%;border-radius:12px;margin-top:10px;border:1px solid var(--line)}
.comment{padding:6px 10px;margin-top:6px;background:var(--s2);border-radius:10px}
.poll-row{margin:10px 0}
.bar{height:8px;background:var(--s2);border-radius:999px;overflow:hidden;margin-top:4px}
.bar span{display:block;height:100%;background:var(--ac)}