/* tagihan. app design system — shared by every /app/* page, /login and
   /register. Mirrors the token palette used on the public landing page
   (templates/landing/home.html) so the product doesn't visually fork the
   moment a user logs in. Single source of truth on purpose: before this
   file, each template carried its own copy-pasted <style> block and drifted
   (e.g. only one page had a mobile breakpoint). */

:root{
  --indigo:#6366f1;
  --teal:#06b6d4;
  --amber:#f59e0b;
  --pink:#ec4899;
  --emerald:#10b981;
  --red:#e11d48;
  --ink:#102a43;
  --muted:#627d98;
  --line:#d9e2ec;
  --soft:#f0f4f8;
  --white:#ffffff;
  --grad:linear-gradient(135deg,#6366f1 0%,#06b6d4 35%,#f59e0b 70%,#ec4899 100%);
  --grad-soft:linear-gradient(135deg,#eef2ff 0%,#ecfeff 35%,#fef3c7 70%,#fce7f3 100%);
  --radius:16px;
  --shadow:0 12px 32px -12px rgba(99,102,241,.35);
  --shadow-soft:0 4px 14px -8px rgba(16,42,67,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;min-height:100vh;background:var(--soft);color:var(--ink);font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.55}
a{color:var(--indigo)}

/* ===== Layout shell ===== */
.page{max-width:1040px;margin:0 auto;padding:40px 24px 80px}
.page.narrow{max-width:680px}
.page.medium{max-width:880px}

/* ===== Header (shared partial: templates/partials/header.html) ===== */
.app-header{position:sticky;top:0;z-index:50;height:68px;background:rgba(255,255,255,.9);backdrop-filter:saturate(160%) blur(10px);-webkit-backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line);display:flex;align-items:center}
.app-header .bar{width:100%;max-width:1040px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}
.brand{font-weight:800;font-size:1.35rem;letter-spacing:-.01em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;text-decoration:none}
.brand:hover{text-decoration:none}
.brand .dot{color:var(--ink);-webkit-text-fill-color:var(--ink)}
nav.primary{display:flex;align-items:center;gap:20px}
nav.primary a{color:var(--ink);font-weight:600;font-size:.92rem;text-decoration:none}
nav.primary a:hover{color:var(--indigo)}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:var(--white);color:var(--ink);font-weight:600;border-radius:10px;padding:10px 16px;cursor:pointer;font:inherit;font-size:.92rem;text-decoration:none;transition:transform .15s ease-out,box-shadow .15s ease-out,opacity .15s ease-out}
.btn:hover{transform:translateY(-1px);text-decoration:none}
.btn:active{transform:translateY(0)}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.btn-primary{background:var(--grad);color:var(--white);border:none;box-shadow:var(--shadow);font-weight:700}
.btn-primary:hover{box-shadow:0 16px 36px -12px rgba(236,72,153,.45)}
.btn-ghost{border-color:transparent;background:transparent}
.btn-danger{color:var(--red);border-color:#fecdd3;background:var(--white)}
.btn-danger:hover{background:#fff1f2}
.btn-sm{padding:7px 12px;font-size:.85rem;border-radius:8px}
.btn-block{width:100%}

/* ===== Cards ===== */
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-bottom:24px;box-shadow:var(--shadow-soft)}
.card h2{font-size:1.2rem;margin:0 0 16px;letter-spacing:-.01em}
.card h3{font-size:1.02rem;margin:0 0 10px}

/* ===== Page heading ===== */
.eyebrow{display:inline-flex;align-items:center;gap:6px;color:var(--indigo);font-weight:700;font-size:.9rem}
h1.page-title{font-size:2rem;margin:8px 0 4px;letter-spacing:-.02em;font-weight:800}
.sub{color:var(--muted);margin:0 0 24px}

/* ===== Stat tiles (dashboard, ringkasan) ===== */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.stat{background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:12px 16px}
.stat label{display:block;font-size:.72rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.stat .v{font-size:1.25rem;font-weight:700;margin-top:3px;font-variant-numeric:tabular-nums}

/* ===== Tables ===== */
.table{width:100%;border-collapse:collapse;margin-top:8px}
.table th,.table td{padding:12px 10px;text-align:left;border-bottom:1px solid var(--line);font-size:.93rem;vertical-align:middle}
.table th{color:var(--muted);font-weight:700;font-size:.78rem;text-transform:uppercase;letter-spacing:.05em}
.table td.amount,.table th.amount{text-align:right;font-variant-numeric:tabular-nums}
.table tbody tr:hover{background:rgba(99,102,241,.04)}
.table .actions{text-align:right;white-space:nowrap}
.table .actions form{display:inline}
.name-link{color:var(--indigo);text-decoration:none;font-weight:600}
.name-link:hover{text-decoration:underline}

/* ===== Avatars ===== */
.avatar{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;color:var(--white);font-weight:700;font-size:.72rem;margin-right:8px;vertical-align:middle;background:var(--indigo)}

/* ===== Badges ===== */
.badge{display:inline-block;padding:4px 10px;border-radius:999px;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.badge-paid{background:#dcfce7;color:#15803d;border:1px solid #bbf7d0}
.badge-unpaid{background:#fee2e2;color:#b91c1c;border:1px solid #fecaca}

/* ===== Empty / placeholder states ===== */
.empty{border:1px dashed #9fb3c8;border-radius:12px;padding:32px 24px;text-align:center;color:var(--muted)}
.empty a{font-weight:700}

/* ===== Banners ===== */
.banner-warning{background:#fef3c7;border:1px solid #fcd34d;color:#92400e;padding:12px 16px;border-radius:10px;margin-bottom:16px;font-weight:600}
.banner-danger{border:1px solid #fecaca;color:#b42318;background:var(--white)}

/* ===== Forms ===== */
.field{margin:18px 0}
.field:first-child{margin-top:0}
label{display:block;font-size:.85rem;font-weight:700;margin-bottom:7px}
input,select,textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;color:var(--ink);background:var(--white)}
input:focus,select:focus,textarea:focus{outline:3px solid #c7d2fe;border-color:var(--indigo)}
textarea{min-height:96px;resize:vertical}
.hint{color:var(--muted);font-size:.85rem;margin-top:4px}
.error{color:var(--red);font-weight:600;margin-bottom:12px}
.remainder{margin-top:16px;color:#b45309;font-size:.9rem}
.row{display:flex;gap:16px;flex-wrap:wrap}
.row .field{flex:1;min-width:140px}
.actions{display:flex;gap:12px;align-items:center;margin-top:24px;flex-wrap:wrap}

/* Inline mini-forms (add member, add cycle) */
.inline-form{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px;align-items:flex-end}
.inline-form .field{flex:1;min-width:150px;margin:0}

/* ===== Cycle cards ===== */
.cycle-card{border:1px solid var(--line);border-radius:14px;padding:18px 20px;margin-top:16px;background:var(--soft)}
.cycle-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.cycle-head h3{font-size:1.05rem;margin:0;letter-spacing:-.01em}
.cycle-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.cycle-note{margin:2px 0 8px;font-size:.85rem;color:var(--muted)}
.cycle-summary{margin-top:10px;color:#334e68;font-size:.9rem;font-weight:600}
.cycle-card .table{background:var(--white);border-radius:10px;overflow:hidden}
.cycle-card .table th,.cycle-card .table td{padding:9px 10px}

/* ===== Obligation override form ===== */
.obligation-form{margin-top:14px;border-top:1px dashed var(--line);padding-top:14px}
.obligation-form summary{cursor:pointer;font-weight:700;color:var(--indigo);padding:4px 0;list-style:revert}
.obligation-form summary:focus-visible{outline:3px solid #c7d2fe;border-radius:4px}
.obligation-form .muted{margin:6px 0 12px;color:var(--muted);font-size:.85rem}
.obligation-form input[type=number]{width:150px}
.obligation-actions{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}

/* ===== "Cara Pakai" help accordion ===== */
.help{scroll-margin-top:96px;background:#f0fdfa;border:1px solid #99f6e4;border-radius:var(--radius);padding:24px 28px;margin-top:8px}
.help h2{margin:0 0 8px;color:#0f766e;font-size:1.3rem}
.help .help-intro{color:#134e4a;margin:0 0 18px;line-height:1.55}
.help details{border-top:1px solid #ccfbf1;padding:14px 0}
.help details:first-of-type{border-top:0;padding-top:6px}
.help details:last-of-type{padding-bottom:0}
.help summary{cursor:pointer;font-weight:600;color:#0f766e;font-size:1rem;list-style:revert;outline:none}
.help summary:focus-visible{box-shadow:0 0 0 3px #5eead4;border-radius:4px}
.help details[open] summary{margin-bottom:10px}
.help ol{margin:10px 0 4px 22px;padding:0;color:#134e4a;line-height:1.6}
.help ol li{margin:6px 0}
.help ol li::marker{font-weight:700;color:#0f766e}
.help .tip{margin-top:12px;padding:10px 14px;background:#ecfeff;border:1px solid #a5f3fc;border-radius:10px;color:#155e75;font-size:.92rem;line-height:1.5}
.help .muted{color:var(--muted);font-weight:400;font-size:.9rem}
.help-back{margin-top:18px;font-size:.9rem}

/* ===== Invoice modal (native <dialog>) ===== */
dialog.invoice-modal{border:none;border-radius:var(--radius);padding:0;box-shadow:0 24px 64px -16px rgba(16,42,67,.35);width:min(92vw,480px)}
dialog.invoice-modal::backdrop{background:rgba(16,42,67,.45);backdrop-filter:blur(2px)}
.invoice-form{padding:24px}
.invoice-form h3{margin:0 0 6px}
.invoice-toolbar{display:flex;gap:8px;margin:14px 0}
.invoice-cycles{border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin:0 0 16px;max-height:260px;overflow-y:auto}
.invoice-cycles legend{padding:0 4px}
.invoice-cycle{display:flex;align-items:center;gap:8px;padding:6px 0;font-size:.92rem}
.invoice-actions{display:flex;justify-content:flex-end;gap:10px}

/* ===== Auth (login/register) ===== */
.auth-shell{min-height:100vh;display:grid;place-items:center;padding:24px}
.auth-card{width:min(92vw,430px);background:var(--white);border:1px solid var(--line);border-radius:20px;padding:32px;box-shadow:0 22px 60px -16px rgba(16,42,67,.2)}
.auth-card h1{margin:22px 0 8px;font-size:1.7rem;letter-spacing:-.01em}
.auth-card p.lede{color:var(--muted);line-height:1.6;margin:0 0 24px}
.auth-status{min-height:22px;margin-top:14px;color:var(--red);font-size:.9rem}
.auth-status.ok{color:#067647}
.auth-link{text-align:center;margin-top:20px;font-size:.9rem}
.auth-link a{color:var(--indigo);font-weight:700;text-decoration:none}
.auth-link a:hover{text-decoration:underline}

.muted{color:var(--muted)}
.source-synth{color:var(--muted);font-size:.82rem}

/* ===== Responsive ===== */
@media (max-width:640px){
  .app-header .bar{padding:0 16px}
  .page{padding:24px 16px 64px}
  h1.page-title{font-size:1.6rem}
  .stat-grid{grid-template-columns:1fr 1fr}
  .actions{flex-wrap:wrap}
  /* Scroll the card horizontally rather than the table itself — a
     table forced to display:block loses its column layout in some
     browsers and can overflow the viewport instead of scrolling. */
  .card{overflow-x:auto}
}
@media (max-width:480px){
  .help{padding:18px 16px;border-radius:14px}
  .help h2{font-size:1.2rem}
  .help summary{font-size:.95rem}
  nav.primary{gap:12px}
  .stat-grid{grid-template-columns:1fr}
}