:root{
  --navy:#0e4a37;--navy-700:#0b3b2c;--blue:#15795a;
  --accent:#16a86c;--accent-2:#23c483;
  --ink:#0f1f1a;--muted:#566b62;--bg:#eef4f1;--white:#fff;
  --line:#dde7e2;--radius:14px;
  --font:"Plus Jakarta Sans",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --display:"Sora","Plus Jakarta Sans",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.55;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--display);letter-spacing:-.01em}
button{font-family:var(--font);cursor:pointer}
input,textarea,select{font-family:var(--font)}

/* ---- Login ---- */
.login-screen{min-height:100vh;display:grid;place-items:center;padding:20px;
  background:radial-gradient(120% 120% at 80% 0%,#14624a,#0e4a37 50%,#052015)}
.login-card{background:#fff;border-radius:20px;padding:40px 36px;width:min(400px,100%);box-shadow:0 30px 70px rgba(0,0,0,.35)}
.login-logo{width:54px;height:54px;border-radius:15px;display:grid;place-items:center;color:var(--accent-2);
  background:linear-gradient(150deg,var(--navy),var(--blue));margin-bottom:20px}
.login-card h1{font-size:1.4rem;margin-bottom:6px;color:var(--navy)}
.login-card p{color:var(--muted);font-size:.92rem;margin-bottom:24px}
.login-card label{display:block;font-weight:600;font-size:.86rem;margin-bottom:7px;color:var(--navy)}
.login-card input{width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:11px;font-size:.96rem}
.login-card input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(35,196,131,.15)}
.login-err{color:#dc2626;font-size:.85rem;margin-top:10px;min-height:18px;font-weight:600}

/* ---- Buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:.9rem;
  padding:11px 20px;border-radius:10px;border:1.5px solid transparent;transition:.2s}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#04331f}
.btn-primary:hover{filter:brightness(1.05);transform:translateY(-1px)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--navy-700)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--navy)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.btn-ghost{background:transparent;color:var(--muted);padding:6px 10px}
.btn-ghost:hover{color:var(--navy)}
.btn-danger{background:#fff;border-color:#f3c8c8;color:#dc2626}
.btn-danger:hover{background:#fdecec}
.btn-block{width:100%}

/* ---- App shell ---- */
.admin{display:none;min-height:100vh}
.admin.active{display:block}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:var(--navy);color:#fff;padding:14px 24px}
.topbar .brand{display:flex;align-items:center;gap:12px}
.topbar .logo{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;color:var(--accent-2);
  background:rgba(255,255,255,.08);border:1px solid rgba(95,224,166,.4)}
.topbar .brand b{font-family:var(--display);font-size:1rem;display:block;line-height:1.1}
.topbar .brand small{color:var(--accent-2);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase}
.topbar-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}

.workspace{display:grid;grid-template-columns:1fr 1fr;gap:0;align-items:start}
.editor{padding:26px 24px;max-height:calc(100vh - 68px);overflow-y:auto}
.preview-pane{position:sticky;top:68px;height:calc(100vh - 68px);background:#dde7e2;border-left:1px solid var(--line)}
.preview-pane iframe{width:100%;height:100%;border:0;background:#fff}
.preview-bar{display:flex;align-items:center;justify-content:space-between;padding:8px 14px;background:#fff;border-bottom:1px solid var(--line);font-size:.8rem;color:var(--muted)}

.intro{margin-bottom:22px}
.intro h2{font-size:1.3rem;color:var(--navy)}
.intro p{color:var(--muted);font-size:.9rem;margin-top:4px}

/* ---- Sections ---- */
.section-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:16px;overflow:hidden}
.section-card>summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  padding:16px 20px;font-family:var(--display);font-weight:700;color:var(--navy);font-size:1.02rem}
.section-card>summary::-webkit-details-marker{display:none}
.section-card>summary::after{content:"⌄";font-size:1.2rem;color:var(--muted);transition:.2s}
.section-card[open]>summary::after{transform:rotate(180deg)}
.section-card[open]>summary{border-bottom:1px solid var(--line)}
.section-body{padding:20px}

.field{margin-bottom:15px}
.field:last-child{margin-bottom:0}
.field label{display:block;font-weight:600;font-size:.83rem;margin-bottom:6px;color:var(--navy)}
.field input,.field textarea,.field select{width:100%;padding:10px 13px;border:1.5px solid var(--line);
  border-radius:9px;font-size:.92rem;background:#fff;transition:.15s;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(35,196,131,.14)}
.field .hint{font-size:.76rem;color:var(--muted);margin-top:4px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* ---- List editor ---- */
.list-block{margin-top:6px}
.list-block>label.list-title{display:block;font-weight:700;font-size:.86rem;color:var(--navy);margin:8px 0 10px}
.item-card{border:1px solid var(--line);border-radius:11px;padding:15px;margin-bottom:12px;background:#fafdfb}
.item-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.item-head .item-name{font-weight:700;font-size:.82rem;color:var(--accent);text-transform:uppercase;letter-spacing:.04em}
.item-tools{display:flex;gap:4px}
.icon-btn{width:30px;height:30px;border-radius:8px;border:1px solid var(--line);background:#fff;color:var(--muted);
  display:grid;place-items:center;font-size:.95rem;line-height:1}
.icon-btn:hover{border-color:var(--accent);color:var(--navy)}
.icon-btn.danger:hover{border-color:#dc2626;color:#dc2626}
.add-btn{width:100%;border:1.5px dashed var(--line);background:#fff;color:var(--navy);padding:11px;border-radius:10px;font-weight:700;font-size:.88rem}
.add-btn:hover{border-color:var(--accent);color:var(--accent)}

/* ---- Field gambar ---- */
.img-field{display:flex;gap:14px;align-items:center}
.img-prev{width:120px;height:80px;border-radius:10px;border:1px solid var(--line);background-size:cover;
  background-position:center;background-color:#eef4f1;flex-shrink:0;display:grid;place-items:center;
  color:#90a59b;font-size:.72rem;text-align:center;padding:6px}
.img-prev.empty{border-style:dashed}
.img-ctrls{display:flex;flex-direction:column;gap:8px}
.img-field .btn{padding:8px 14px;font-size:.84rem}

/* ---- Toast ---- */
.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%) translateY(30px);opacity:0;
  background:var(--navy);color:#fff;padding:12px 22px;border-radius:30px;font-weight:600;font-size:.9rem;
  box-shadow:0 14px 34px rgba(0,0,0,.25);transition:.3s;z-index:50;pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.ok{background:#0f7a52}

@media(max-width:900px){
  .workspace{grid-template-columns:1fr}
  .preview-pane{display:none}
  .editor{max-height:none}
}