:root{
  --navy:#0b1b3f; --navy-2:#13296b; --brand:#2f5bff; --brand-2:#6a3dff;
  --green:#12b886; --green-d:#0b8f68; --amber:#f59f00; --red:#e03131;
  --bg:#f3f6fc; --card:#fff; --ink:#0f1b3a; --muted:#64708f; --line:#e3e9f5;
  --radius:16px; --shadow:0 10px 30px rgba(18,38,92,.08);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:'Inter','Segoe UI',system-ui,-apple-system,Roboto,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6;font-size:16px}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{width:100%;max-width:1080px;margin:0 auto;padding:0 18px}
.wrap-sm{max-width:460px}.wrap-md{max-width:820px}

/* topbar */
.topbar{background:linear-gradient(90deg,var(--navy),var(--navy-2));position:sticky;top:0;z-index:20;box-shadow:0 2px 14px rgba(0,0,0,.18)}
.topbar-in{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:19px}
.brand:hover{text-decoration:none}
.brand-mark{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;font-weight:700;box-shadow:0 4px 12px rgba(47,91,255,.5)}
.brand small{display:block;font-weight:500;font-size:11px;letter-spacing:.14em;text-transform:uppercase;opacity:.7;margin-top:-6px}
.top-nav{display:flex;align-items:center;gap:12px}
.top-nav a:not(.btn){color:#cdd8ff;font-size:15px}
.chip{background:rgba(255,255,255,.12);color:#fff;border-radius:999px;padding:3px 12px;font-size:14px;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;font:inherit;font-weight:600;padding:12px 22px;border-radius:12px;transition:.15s;text-decoration:none!important}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 8px 20px rgba(47,91,255,.28)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(47,91,255,.36)}
.btn-green{background:linear-gradient(135deg,var(--green),var(--green-d));color:#fff;box-shadow:0 8px 20px rgba(18,184,134,.3)}
.btn-danger{background:var(--red);color:#fff}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff}
.btn-light{background:#eef2ff;color:var(--brand)}
.btn-sm{padding:7px 14px;font-size:14px;border-radius:10px}
.btn-block{width:100%}
.btn[disabled]{opacity:.6;cursor:not-allowed;transform:none}

/* hero (landing/login) */
.auth-bg{min-height:calc(100vh - 64px);background:
  radial-gradient(1000px 500px at 85% -10%,rgba(106,61,255,.25),transparent 60%),
  radial-gradient(800px 500px at -10% 110%,rgba(47,91,255,.22),transparent 60%),var(--bg);
  display:flex;align-items:center;padding:28px 0}
.auth-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}
.hero h1{font-size:38px;line-height:1.25;margin:0 0 12px;color:var(--navy)}
.hero p{color:var(--muted);font-size:17px;margin:0 0 22px}
.feat{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.feat li{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:14px;padding:13px 15px}
.feat .ic{flex:0 0 36px;height:36px;border-radius:10px;background:#eef2ff;color:var(--brand);display:grid;place-items:center;font-weight:700}
.feat b{display:block}.feat span{color:var(--muted);font-size:14px}

/* cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px}
.card h2{margin:0 0 4px;font-size:23px}
.card .sub{color:var(--muted);margin:0 0 20px}
.section{padding:30px 0 50px}
.page-title{margin:0 0 4px;font-size:28px;color:var(--navy)}

/* forms */
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;margin-bottom:6px;font-size:15px}
.field label .req{color:var(--red)}
.input,select.input,textarea.input{width:100%;font:inherit;padding:12px 14px;border:1.5px solid var(--line);border-radius:12px;background:#fbfcff;color:var(--ink);transition:.15s}
.input:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 4px rgba(47,91,255,.12);background:#fff}
textarea.input{min-height:80px;resize:vertical}
.hint{font-size:13px;color:var(--muted);margin-top:4px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.pw{position:relative}.pw button{position:absolute;right:10px;top:50%;transform:translateY(-50%);background:none;border:0;color:var(--muted);cursor:pointer;font:inherit;font-size:13px}
.form-sec{margin:26px 0 12px;padding-bottom:8px;border-bottom:2px solid var(--line);font-size:17px;font-weight:700;color:var(--navy);display:flex;align-items:center;gap:8px}
.form-sec i{font-style:normal;background:var(--brand);color:#fff;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-size:13px}
.readonly{background:#eef2fb!important;color:#33406b;font-weight:600}
.upload{border:2px dashed #c9d5f2;border-radius:14px;padding:14px;text-align:center;background:#fafbff;cursor:pointer;transition:.15s;display:block}
.upload:hover{border-color:var(--brand);background:#f1f5ff}
.upload input{display:none}
.upload img{max-width:100%;max-height:140px;border-radius:10px;margin-top:8px;display:none}
.upload .t{font-weight:600}.upload .s{font-size:13px;color:var(--muted)}

/* alerts */
.alert{padding:12px 16px;border-radius:12px;margin:16px 0 0;font-weight:500;border:1px solid}
.alert-error{background:#fff0f0;border-color:#ffc9c9;color:#a61e1e}
.alert-success{background:#e9fbf3;border-color:#a8ecd0;color:#0b6b4c}
.alert-info{background:#edf3ff;border-color:#c5d6ff;color:#1b3f9e}

/* referrer box */
.ref-box{display:flex;align-items:center;gap:12px;background:linear-gradient(135deg,#eef3ff,#f6f0ff);border:1px solid #d7e0ff;border-radius:14px;padding:12px 14px;margin-bottom:18px}
.ref-box .av{width:46px;height:46px;border-radius:50%;background:#fff;object-fit:cover;border:2px solid #fff;box-shadow:0 2px 8px rgba(0,0,0,.12);display:grid;place-items:center;font-weight:700;color:var(--brand)}
.ref-box small{color:var(--muted);display:block;line-height:1.2}

/* fee bar */
.fee-bar{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:6px}
.fee-bar div{background:#f6f8ff;border:1px solid var(--line);border-radius:14px;padding:12px 14px}
.fee-bar small{color:var(--muted);display:block}.fee-bar b{font-size:20px}
.fee-bar .low b{color:var(--red)}.fee-bar .ok b{color:var(--green-d)}

/* status pages */
.status-card{text-align:center;padding:40px 26px}
.status-ic{width:84px;height:84px;border-radius:50%;margin:0 auto 14px;display:grid;place-items:center;font-size:38px}
.st-pending .status-ic{background:#fff6dd;color:var(--amber)}
.st-rejected .status-ic{background:#ffe9e9;color:var(--red)}
.st-approved .status-ic{background:#e2faf0;color:var(--green)}
.info-list{display:grid;gap:10px;margin:22px auto 0;max-width:520px;text-align:left}
.info-row{display:flex;justify-content:space-between;gap:14px;background:#f6f8ff;border:1px solid var(--line);border-radius:12px;padding:12px 16px}
.info-row span{color:var(--muted)}.info-row b{text-align:right;word-break:break-word}

.congrats{background:linear-gradient(135deg,var(--navy),#2a2fa0 60%,var(--brand-2));color:#fff;border-radius:22px;padding:38px 26px;text-align:center;position:relative;overflow:hidden;box-shadow:0 18px 40px rgba(31,45,130,.35)}
.congrats:before,.congrats:after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.07)}
.congrats:before{width:260px;height:260px;right:-70px;top:-90px}.congrats:after{width:200px;height:200px;left:-60px;bottom:-90px}
.congrats h1{margin:6px 0 6px;font-size:30px;position:relative}
.congrats p{margin:0;opacity:.88;position:relative}
.big-no{display:inline-block;margin:18px 0 6px;background:rgba(255,255,255,.14);border:1px dashed rgba(255,255,255,.5);padding:10px 26px;border-radius:14px;position:relative}
.big-no small{display:block;opacity:.8;font-size:13px}.big-no b{font-size:30px;letter-spacing:.08em}
.party{font-size:54px;position:relative}
.parent-card{display:flex;align-items:center;gap:14px;background:#fff;border-radius:16px;padding:14px 18px;margin:20px auto 0;max-width:460px;color:var(--ink);text-align:left;position:relative}
.parent-card .av{width:54px;height:54px;border-radius:50%;object-fit:cover;background:#eef2ff;color:var(--brand);display:grid;place-items:center;font-weight:700;font-size:20px}
.parent-card small{color:var(--muted);display:block;line-height:1.2}
.dl-box{margin-top:22px;position:relative}
.btn-download{background:#fff;color:var(--navy);font-size:18px;padding:15px 34px;border-radius:14px;box-shadow:0 10px 24px rgba(0,0,0,.25)}
.btn-download:hover{transform:translateY(-2px)}
.dl-note{font-size:13px;opacity:.8;margin-top:8px;position:relative}

/* modal */
.modal{position:fixed;inset:0;background:rgba(9,18,45,.6);backdrop-filter:blur(3px);display:none;align-items:center;justify-content:center;z-index:100;padding:18px}
.modal.open{display:flex;animation:fade .15s}
.modal-box{background:#fff;border-radius:20px;max-width:420px;width:100%;padding:28px 24px;text-align:center;box-shadow:0 30px 70px rgba(0,0,0,.35);animation:pop .2s}
.modal-ic{width:68px;height:68px;border-radius:50%;background:#ffe9e9;color:var(--red);display:grid;place-items:center;font-size:32px;margin:0 auto 12px}
.modal-box h3{margin:0 0 6px;font-size:21px}.modal-box p{color:var(--muted);margin:0 0 18px}
.modal-box .row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
@keyframes fade{from{opacity:0}}@keyframes pop{from{transform:scale(.92);opacity:0}}

.footer{text-align:center;color:var(--muted);font-size:14px;padding:22px 0 30px}

/* admin */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:18px 0}
.stat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 18px;box-shadow:var(--shadow)}
.stat small{color:var(--muted)}.stat b{display:block;font-size:28px}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:6px 0 14px}
.tab{padding:8px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink);font-weight:600;font-size:14px}
.tab.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.tbl-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
table.tbl{width:100%;border-collapse:collapse;min-width:760px}
.tbl th{background:#f6f8ff;text-align:left;font-size:13px;color:var(--muted);padding:12px 14px;text-transform:uppercase;letter-spacing:.04em}
.tbl td{padding:12px 14px;border-top:1px solid var(--line);vertical-align:middle}
.badge{display:inline-block;padding:3px 11px;border-radius:999px;font-size:13px;font-weight:700}
.b-pending{background:#fff3d1;color:#8a5a00}.b-approved{background:#d8f7ea;color:#0b6b4c}.b-rejected{background:#ffe0e0;color:#a61e1e}
.kv{display:grid;grid-template-columns:170px 1fr;gap:8px 16px}
.kv dt{color:var(--muted)}.kv dd{margin:0;font-weight:600;word-break:break-word}
.docs{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.docs a{display:block;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#f6f8ff;text-align:center;font-size:13px;color:var(--muted)}
.docs img{width:100%;height:150px;object-fit:cover;display:block}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}

@media (max-width:860px){
  .auth-grid{grid-template-columns:1fr}.hero h1{font-size:29px}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:600px){
  .grid2{grid-template-columns:1fr}.fee-bar{grid-template-columns:1fr}
  .kv{grid-template-columns:1fr}.docs{grid-template-columns:1fr}
  .card{padding:20px 16px}.chip{display:none}
}