:root{
  --bg:#fbfbfd; --bg-2:#ffffff; --ink:#1d1d1f; --ink-2:#6e6e73; --line:#d2d2d7;
  --card:rgba(255,255,255,.72); --card-solid:#fff; --accent:#0071e3; --accent-ink:#0071e3;
  --shadow:0 8px 30px rgba(0,0,0,.08); --blur:saturate(180%) blur(20px);
  --radius:22px; --nav-bg:rgba(251,251,253,.8);
}
:root[data-theme="dark"]{
  --bg:#000000; --bg-2:#0a0a0c; --ink:#f5f5f7; --ink-2:#a1a1a6; --line:#2a2a2d;
  --card:rgba(28,28,30,.6); --card-solid:#1c1c1e; --accent:#2997ff; --accent-ink:#2997ff;
  --shadow:0 8px 30px rgba(0,0,0,.5); --nav-bg:rgba(0,0,0,.7);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#000000; --bg-2:#0a0a0c; --ink:#f5f5f7; --ink-2:#a1a1a6; --line:#2a2a2d;
    --card:rgba(28,28,30,.6); --card-solid:#1c1c1e; --accent:#2997ff; --accent-ink:#2997ff;
    --shadow:0 8px 30px rgba(0,0,0,.5); --nav-bg:rgba(0,0,0,.7);
  }
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.5;-webkit-font-smoothing:antialiased;
  transition:background .5s ease,color .3s ease}
a{color:var(--accent);text-decoration:none}
.wrap{max-width:1080px;margin:0 auto;padding:0 22px}
.center{text-align:center}

/* Nav */
.nav{position:sticky;top:0;z-index:100;background:var(--nav-bg);backdrop-filter:var(--blur);
  -webkit-backdrop-filter:var(--blur);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:52px}
.logo{font-weight:600;font-size:1.05rem;letter-spacing:-.01em;color:var(--ink);display:flex;gap:.4rem;align-items:center}
.nav-links{display:flex;gap:1.4rem;align-items:center}
.nav-links a{color:var(--ink);font-size:.86rem;opacity:.85}
.nav-links a:hover{opacity:1}
.theme-btn{background:none;border:1px solid var(--line);color:var(--ink);width:34px;height:34px;
  border-radius:50%;cursor:pointer;font-size:1rem;display:grid;place-items:center;transition:.2s}
.theme-btn:hover{transform:scale(1.08);border-color:var(--accent)}

/* Buttons */
.btn{display:inline-block;padding:.7rem 1.5rem;border-radius:980px;font-weight:500;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:.2s;white-space:nowrap}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:#fff}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-lg{padding:.85rem 2rem;font-size:1.05rem}

/* Hero */
.hero{padding:110px 0 70px;text-align:center;position:relative;overflow:hidden}
.hero h1{font-size:clamp(2.6rem,7vw,5rem);font-weight:700;letter-spacing:-.03em;line-height:1.05;
  background:linear-gradient(180deg,var(--ink),var(--ink-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{font-size:clamp(1.1rem,2.5vw,1.6rem);color:var(--ink-2);margin:1.1rem auto 0;max-width:640px;font-weight:400}
.hero .cta{margin-top:2rem;display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.hero .url-note{margin-top:1.6rem;font-size:.95rem;color:var(--ink-2)}
.hero .url-note b{color:var(--accent)}
.blob{position:absolute;border-radius:50%;filter:blur(80px);opacity:.5;z-index:-1;animation:float 14s ease-in-out infinite}
.blob.b1{width:420px;height:420px;background:#0071e3;top:-120px;left:-80px}
.blob.b2{width:380px;height:380px;background:#a855f7;top:-60px;right:-60px;animation-delay:-5s}
.blob.b3{width:300px;height:300px;background:#22d3ee;bottom:-140px;left:40%;animation-delay:-9s}
:root[data-theme="dark"] .blob{opacity:.35}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(30px,-25px) scale(1.08)}66%{transform:translate(-20px,20px) scale(.95)}}

/* Sections */
.section{padding:70px 0}
.section h2{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:700;letter-spacing:-.02em;text-align:center}
.section .lead{text-align:center;color:var(--ink-2);max-width:600px;margin:.8rem auto 0;font-size:1.05rem}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* Project cards */
.projects{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:2.6rem}
@media(max-width:760px){.projects{grid-template-columns:1fr}}
.proj{background:var(--card);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);
  border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow);
  transition:transform .3s,box-shadow .3s;position:relative;overflow:hidden}
.proj:hover{transform:translateY(-6px);box-shadow:0 20px 50px rgba(0,0,0,.14)}
.proj .emoji{font-size:2.4rem}
.proj .tagpill{position:absolute;top:20px;right:20px;font-size:.72rem;font-weight:600;
  padding:.25rem .7rem;border-radius:980px;background:var(--accent);color:#fff}
.proj h3{font-size:1.5rem;margin:.6rem 0 .3rem;letter-spacing:-.01em}
.proj p{color:var(--ink-2);font-size:.98rem}
.proj ul{list-style:none;margin:1rem 0;display:flex;flex-direction:column;gap:.4rem}
.proj li{font-size:.9rem;color:var(--ink);display:flex;gap:.5rem;align-items:center}
.proj li:before{content:"✓";color:var(--accent);font-weight:700}

/* Template gallery */
.tpls{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:2.4rem}
@media(max-width:860px){.tpls{grid-template-columns:1fr 1fr}}
.tpl{border-radius:18px;overflow:hidden;border:1px solid var(--line);background:var(--card-solid);
  box-shadow:var(--shadow);transition:transform .3s}
.tpl:hover{transform:translateY(-5px) scale(1.02)}
.tpl .pv{height:130px;display:flex;align-items:flex-end;padding:14px;color:#fff;font-weight:600}
.tpl .lbl{padding:12px 14px;font-size:.85rem;color:var(--ink-2)}
.locked{display:flex;gap:.5rem;align-items:center;justify-content:center;margin-top:2rem;color:var(--ink-2);font-size:.95rem}

/* Suggestion form */
.card-form{max-width:560px;margin:2.4rem auto 0;background:var(--card);backdrop-filter:var(--blur);
  -webkit-backdrop-filter:var(--blur);border:1px solid var(--line);border-radius:var(--radius);
  padding:32px;box-shadow:var(--shadow)}
label{display:block;font-size:.85rem;font-weight:600;margin:.9rem 0 .35rem;color:var(--ink)}
input,textarea{width:100%;padding:.8rem 1rem;border:1px solid var(--line);border-radius:14px;
  font-size:1rem;font-family:inherit;background:var(--bg-2);color:var(--ink);transition:.2s}
input:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 20%,transparent)}
textarea{min-height:110px;resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:520px){.row2{grid-template-columns:1fr}}
.otp-row{display:flex;gap:10px;align-items:flex-end}
.otp-row .grow{flex:1}
.msg{padding:.7rem 1rem;border-radius:12px;font-size:.9rem;margin-top:1rem;display:none}
.msg.show{display:block}
.msg.ok{background:color-mix(in srgb,#34c759 15%,transparent);color:#248a3d}
.msg.err{background:color-mix(in srgb,#ff3b30 15%,transparent);color:#d70015}
.step{transition:.3s}
.hidden{display:none}
.hint{font-size:.8rem;color:var(--ink-2);margin-top:.4rem}
.spin{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.4);
  border-top-color:#fff;border-radius:50%;animation:sp .7s linear infinite;vertical-align:-3px}
@keyframes sp{to{transform:rotate(360deg)}}

/* Footer */
.foot{border-top:1px solid var(--line);padding:40px 0;color:var(--ink-2);font-size:.85rem;text-align:center}
.foot a{color:var(--ink-2)}

/* Admin */
.admin-body{background:var(--bg)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:1.6rem 0}
@media(max-width:760px){.stat-grid{grid-template-columns:1fr 1fr}}
.stat{background:var(--card-solid);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:var(--shadow)}
.stat .n{font-size:2rem;font-weight:700;letter-spacing:-.02em}
.stat .l{color:var(--ink-2);font-size:.85rem;margin-top:.2rem}
table{width:100%;border-collapse:collapse;background:var(--card-solid);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);font-size:.9rem;vertical-align:top}
th{background:color-mix(in srgb,var(--ink) 5%,transparent);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.03em;color:var(--ink-2)}
tr:last-child td{border-bottom:none}
.pill{font-size:.72rem;padding:.2rem .6rem;border-radius:980px;font-weight:600}
.pill.new{background:color-mix(in srgb,#0071e3 18%,transparent);color:var(--accent)}
.pill.read{background:color-mix(in srgb,#8e8e93 20%,transparent);color:var(--ink-2)}
.bar{height:8px;border-radius:4px;background:var(--accent);min-width:2px}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--bg);
  padding:.7rem 1.2rem;border-radius:12px;opacity:0;transition:.3s;z-index:200;pointer-events:none}
.toast.show{opacity:1}

/* Admin shell with left sidebar */
.admin-shell{display:flex;min-height:calc(100vh - 52px)}
.sidebar{width:230px;flex-shrink:0;background:var(--card-solid);border-right:1px solid var(--line);
  padding:20px 14px;position:sticky;top:52px;height:calc(100vh - 52px);overflow-y:auto}
.sidebar .grp{font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-2);
  margin:18px 8px 8px;font-weight:700}
.sidebar a{display:flex;align-items:center;gap:.6rem;padding:.6rem .8rem;border-radius:12px;
  color:var(--ink);font-size:.92rem;margin-bottom:2px;transition:.15s}
.sidebar a:hover{background:color-mix(in srgb,var(--ink) 6%,transparent)}
.sidebar a.active{background:var(--accent);color:#fff}
.sidebar a .ic{font-size:1.05rem;width:20px;text-align:center}
.admin-main{flex:1;min-width:0;padding:26px 26px 60px}
.admin-main h1{font-size:1.7rem;letter-spacing:-.02em;margin-bottom:.2rem}
.admin-main .crumb{color:var(--ink-2);font-size:.9rem;margin-bottom:1.2rem}
.mobile-menu{display:none}
@media(max-width:820px){
  .admin-shell{flex-direction:column}
  .sidebar{width:auto;position:static;height:auto;display:flex;gap:6px;overflow-x:auto;border-right:none;border-bottom:1px solid var(--line)}
  .sidebar .grp{display:none}
  .sidebar a{white-space:nowrap;margin-bottom:0}
}
.tbl-wrap{overflow-x:auto}
.danger-btn{background:transparent;border:1px solid color-mix(in srgb,#ff3b30 40%,transparent);color:#d70015;
  border-radius:10px;padding:.35rem .8rem;cursor:pointer;font-size:.8rem;font-weight:600}
.danger-btn:hover{background:color-mix(in srgb,#ff3b30 12%,transparent)}