/* PraktisKit design system: dipakai semua halaman & aplikasi */
:root{--bg:#f6f7fb;--surface:#fff;--soft:#eef1f9;--ink:#0f172a;--mut:#64748b;--line:#e4e7ef;--p:#4f46e5;--p2:#7c3aed;--acc:#06b6d4;--ok:#059669;--err:#dc2626;--r:16px;--sh:0 12px 34px rgba(15,23,42,.07)}
@media(prefers-color-scheme:dark){:root{--bg:#0b1020;--surface:#141a2e;--soft:#1b2340;--ink:#e8ecf8;--mut:#93a0bd;--line:#232b45;--sh:0 12px 34px rgba(0,0,0,.4)}}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{font-family:'Plus Jakarta Sans',system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6;min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
a{color:inherit;text-decoration:none}
.container{max-width:1080px;margin:auto;padding:0 20px}
.narrow{max-width:440px;margin:56px auto;padding:0 20px}
.hidden{display:none!important}
.muted{color:var(--mut)}
/* nav */
.nav{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.bar{display:flex;justify-content:space-between;align-items:center;height:64px}
.brand{font-weight:800;font-size:1.25rem}.brand span{color:var(--p)}
.links{display:flex;align-items:center;gap:18px;font-weight:600;font-size:.95rem}
.foot{text-align:center;color:var(--mut);font-size:.85rem;padding:36px 20px;border-top:1px solid var(--line);margin-top:60px}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:12px;border:2px solid transparent;font:inherit;font-weight:700;cursor:pointer;transition:.18s}
.btn:disabled{opacity:.6;cursor:wait}
.btn-p{background:linear-gradient(135deg,var(--p),var(--p2));color:#fff;box-shadow:0 10px 24px rgba(79,70,229,.32)}
.btn-p:hover:not(:disabled){transform:translateY(-2px)}
.btn-o{background:var(--surface);border-color:var(--line);color:var(--ink)}
.btn-o:hover{border-color:var(--p);color:var(--p)}
.btn-ok{background:var(--ok);color:#fff}
.btn-sm{padding:8px 16px;font-size:.88rem;border-radius:10px}
.btn-block{width:100%}
/* card & grid */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:26px;box-shadow:var(--sh)}
.card+.card{margin-top:22px}
.card h2{font-size:1.15rem;margin-bottom:4px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.grid .card+.card{margin-top:0}
.badge{display:inline-block;background:#e0e7ff;color:var(--p);font-weight:700;font-size:.78rem;padding:4px 12px;border-radius:99px}
.badge.ok{background:#d1fae5;color:#047857}
@media(prefers-color-scheme:dark){.badge{background:#2a3160;color:#c7d2fe}.badge.ok{background:#0f3d31;color:#6ee7b7}}
/* forms */
label{display:block;font-weight:600;font-size:.88rem;margin:0 0 6px}
input,select,textarea{width:100%;padding:11px 14px;border-radius:12px;border:1.5px solid var(--line);background:var(--bg);color:var(--ink);font:inherit;transition:.15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--p);box-shadow:0 0 0 4px rgba(79,70,229,.14)}
input[readonly]{opacity:.7}
textarea{min-height:88px;resize:vertical}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:18px 0}
.full{grid-column:1/-1}
.hint{font-size:.8rem;color:var(--mut);margin-top:6px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:7px 14px;border-radius:99px;border:1.5px solid var(--line);background:var(--bg);font-size:.85rem;font-weight:600;cursor:pointer;user-select:none;transition:.15s}
.chip:hover{border-color:var(--p)}
.chip.on{background:var(--p);border-color:var(--p);color:#fff}
.alert{padding:12px 16px;border-radius:12px;font-size:.92rem;margin:12px 0}
.alert-error{background:#fee2e2;color:#991b1b}.alert-ok{background:#d1fae5;color:#065f46}.alert-info{background:#dbeafe;color:#1e40af}
.loading{display:flex;align-items:center;gap:12px;padding:18px;color:var(--mut)}
.spinner{width:22px;height:22px;border:3px solid var(--line);border-top-color:var(--p);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
#toasts{position:fixed;right:16px;bottom:16px;display:grid;gap:8px;z-index:50}
.toast{background:var(--ink);color:var(--bg);padding:12px 18px;border-radius:12px;font-weight:600;box-shadow:var(--sh);max-width:340px}
.toast.error{background:var(--err);color:#fff}.toast.ok{background:var(--ok);color:#fff}
/* halaman aplikasi */
.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;padding:34px 0 22px}
.page-head h1{font-size:clamp(1.5rem,3vw,2rem);font-weight:800}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}
/* landing */
.hero{padding:56px 0 70px;background:radial-gradient(circle at 85% 0,rgba(99,102,241,.28),transparent 45%),radial-gradient(circle at 0 30%,rgba(6,182,212,.22),transparent 40%)}
.hero .container{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.hero h1{font-size:clamp(2rem,4.6vw,3.2rem);line-height:1.15;font-weight:800;margin:16px 0}
.hero h1 em{font-style:normal;background:linear-gradient(135deg,var(--p),var(--acc));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{color:var(--mut);font-size:1.1rem;max-width:520px}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0 12px}
.mock{background:#fff;color:#1f2937;border-radius:18px;padding:22px;box-shadow:0 30px 60px rgba(30,41,59,.25);transform:rotate(2deg)}
.mock .b{background:linear-gradient(135deg,#1e3a8a,var(--p));color:#fff;font-weight:800;text-align:center;padding:12px;border-radius:8px;font-size:.9rem}
.mock .s{background:#e8eefb;color:#1e3a8a;font-weight:700;font-size:.78rem;padding:6px 10px;border-radius:6px;margin:14px 0 8px}
.mock .l{height:8px;background:#e5e7eb;border-radius:4px;margin:7px 0}
section.sec{padding:64px 0}
.sec h2.t{font-size:clamp(1.6rem,3.2vw,2.2rem);font-weight:800;text-align:center}
.sec .sub{text-align:center;color:var(--mut);margin:8px auto 36px;max-width:560px}
.prod{display:flex;flex-direction:column;gap:12px;transition:.2s}
.prod:hover{transform:translateY(-4px)}
.prod .ico{font-size:1.9rem;width:56px;height:56px;display:grid;place-items:center;background:var(--soft);border-radius:16px}
.prod ul{list-style:none;padding:0;color:var(--mut);font-size:.92rem}
.prod li:before{content:"✓ ";color:var(--ok);font-weight:800}
.prod .actions{margin-top:auto;padding-top:10px}
.steps{counter-reset:s}
.step:before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--p);color:#fff;font-weight:800;margin-bottom:12px}
details{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px 20px;margin:0 auto 12px;max-width:760px}
summary{font-weight:700;cursor:pointer}details p{color:var(--mut);margin-top:8px}
/* pratinjau dokumen */
.result{margin-top:16px;overflow-x:auto}
.result .empty{padding:36px;text-align:center;color:var(--mut);border:2px dashed var(--line);border-radius:14px}
.doc-paper{background:#fff;color:#1f2937;border-radius:12px;padding:32px;border:1px solid var(--line);font-size:.95rem}
.doc-paper h1{background:linear-gradient(135deg,#1e3a8a,var(--p));color:#fff;text-align:center;padding:14px;border-radius:10px;font-size:1.3rem}
.doc-paper h2{background:#e8eefb;color:#1e3a8a;padding:8px 12px;border-radius:8px;font-size:1rem;margin:22px 0 10px}
.doc-paper h3{color:#1d4ed8;margin:14px 0 6px;font-size:1rem}
.doc-paper p{margin:8px 0;text-align:justify}.doc-paper .sub2{text-align:center;color:#4b5563;font-style:italic}
.doc-paper ul,.doc-paper ol{margin:8px 0 8px 22px}
.doc-paper table{width:100%;border-collapse:collapse;margin:10px 0;font-size:.88rem}
.doc-paper th,.doc-paper td{border:1px solid #b6c4de;padding:7px 10px;text-align:left;vertical-align:top}
.doc-paper th{background:#dce6f5;color:#1e3a8a}.doc-paper tr:nth-child(even) td{background:#f7f9fd}
@media(max-width:820px){.hero .container{grid-template-columns:1fr}.mock{transform:none}.form-grid{grid-template-columns:1fr}.links a:not(.btn){display:none}}