/* ---------------------------------------------------------------
   Pembaca Kotak Masuk — tema "surat udara"
   kertas #F7F5F0 · tinta #1C2B3A · merah pos #C6402F
   biru pos #2B5DA8 · abu meta #6E7682 · garis #E4E1D8
---------------------------------------------------------------- */
:root {
  --kertas: #F7F5F0;
  --kartu: #FFFFFF;
  --tinta: #1C2B3A;
  --meta: #6E7682;
  --merah: #C6402F;
  --biru: #2B5DA8;
  --garis: #E4E1D8;
  --font-utama: "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "Courier New", monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-utama);
  background: var(--kertas);
  color: var(--tinta);
  line-height: 1.55;
  min-height: 100vh;
}

.strip-airmail {
  height: 10px;
  background: repeating-linear-gradient(
    -45deg,
    var(--merah) 0 13px, #FFFFFF 13px 26px,
    var(--biru) 26px 39px, #FFFFFF 39px 52px
  );
}

a { color: var(--biru); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid var(--biru); outline-offset: 2px;
}
code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: #EFEDE6;
  padding: 1px 5px;
  border-radius: 4px;
}

.wadah { max-width: 860px; margin: 0 auto; padding: 0 20px; }

/* ------------------------------------------------------- notifikasi ---- */
.notif {
  margin: 18px 0 0;
  padding: 12px 16px;
  background: #FDF3F1;
  border: 1px solid #EBC6BF;
  border-left: 4px solid var(--merah);
  border-radius: 6px;
  font-size: 0.95rem;
}
.notif code { background: #F6DED9; }
.notif.ok {
  background: #EEF6EF;
  border-color: #BFD9C4;
  border-left-color: #2E7D43;
}
.notif.ok code { background: #D9EBDD; }

/* --------------------------------------------------------- tab nav ----- */
.tabs { display: flex; gap: 8px; margin: 22px 0 4px; flex-wrap: wrap; }
.tab {
  padding: 9px 16px; font-weight: 600; font-size: 0.9rem;
  color: var(--meta); background: var(--kartu);
  border: 1px solid var(--garis); border-radius: 8px;
}
.tab:hover { text-decoration: none; color: var(--tinta); border-color: var(--biru); }
.tab.aktif { color: #fff; background: var(--biru); border-color: var(--biru); }

/* ---------------------------------------------------------- amplop ----- */
.login-tengah {
  min-height: calc(100vh - 10px);
  display: flex; align-items: center; justify-content: center;
  padding: 40px 20px;
}
.amplop {
  width: 100%; max-width: 460px;
  background: var(--kartu);
  border: 1px solid var(--garis);
  border-radius: 10px; overflow: hidden;
  box-shadow: 0 14px 34px rgba(28, 43, 58, 0.10);
}
.amplop .strip-airmail { height: 8px; }
.amplop-isi { padding: 30px 32px 34px; }

.alis {
  font-family: var(--font-mono);
  font-size: 0.72rem; letter-spacing: 0.18em;
  color: var(--merah); text-transform: uppercase;
}
.amplop h1 {
  font-size: 1.7rem; font-weight: 700;
  letter-spacing: -0.015em; margin: 6px 0 4px;
}
.amplop .sub { color: var(--meta); font-size: 0.95rem; margin-bottom: 24px; }

label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--meta);
  margin: 16px 0 6px;
}
input {
  width: 100%; padding: 11px 13px;
  font: inherit; font-size: 0.98rem; color: var(--tinta);
  background: #FDFCFA; border: 1px solid var(--garis); border-radius: 7px;
}
input:focus { border-color: var(--biru); background: #fff; }

.tombol {
  display: inline-block; width: 100%; margin-top: 26px;
  padding: 13px 16px; font: inherit; font-size: 1rem; font-weight: 600;
  color: #fff; background: var(--biru); border: none;
  border-radius: 7px; cursor: pointer;
}
.tombol:hover { background: #245092; }

.catatan-kecil { margin-top: 18px; font-size: 0.83rem; color: var(--meta); }

/* ---------------------------------------------------------- kepala ----- */
.kepala { border-bottom: 1px solid var(--garis); background: var(--kartu); }
.kepala-isi {
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  padding: 22px 0 20px;
}
.kepala h1 { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.01em; }
.kepala .akun {
  font-family: var(--font-mono); font-size: 0.8rem;
  color: var(--meta); word-break: break-all;
}

.cap-pos {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--merah);
  border: 2px dashed var(--merah); border-radius: 50%;
  width: 86px; height: 86px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; transform: rotate(-7deg); line-height: 1.25; flex: 0 0 auto;
}
.cap-pos b { font-size: 1.35rem; letter-spacing: 0; }

.aksi { display: flex; gap: 10px; flex-wrap: wrap; }
.tombol-kecil {
  display: inline-block; padding: 8px 14px;
  font: inherit; font-size: 0.88rem; font-weight: 600;
  color: var(--biru); background: transparent;
  border: 1px solid var(--biru); border-radius: 7px; cursor: pointer;
}
.tombol-kecil:hover { background: #EEF3FA; text-decoration: none; }
.tombol-kecil.merah { color: var(--merah); border-color: var(--merah); }
.tombol-kecil.merah:hover { background: #FBF0EE; }

/* ---------------------------------------------------------- picker ----- */
.picker {
  background: var(--kartu); border: 1px solid var(--garis);
  border-radius: 10px; padding: 26px 28px 30px; margin: 26px 0 60px;
}
.picker-label {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--meta);
  display: block; margin-bottom: 12px;
}
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.chip {
  display: inline-block; padding: 10px 16px;
  font-weight: 600; font-size: 0.95rem; color: var(--tinta);
  background: var(--kertas); border: 1px solid var(--garis);
  border-radius: 8px;
}
.chip:hover {
  border-color: var(--biru); color: var(--biru);
  background: #EEF3FA; text-decoration: none;
}
.picker-hint { font-size: 0.85rem; color: var(--meta); margin: -4px 0 14px; }
.picker-row { display: flex; gap: 12px; align-items: stretch; }
.picker-row input { flex: 1 1 auto; }
.picker-row .tombol-kecil { flex: 0 0 auto; white-space: nowrap; }

/* Form buat email: input + suffix @domain menyatu */
.suffix-row { display: flex; align-items: stretch; }
.suffix-row input {
  flex: 1 1 auto;
  border-top-right-radius: 0; border-bottom-right-radius: 0;
}
.suffix-tag {
  display: flex; align-items: center; padding: 0 14px;
  background: #EFEDE6; border: 1px solid var(--garis); border-left: none;
  border-radius: 0 7px 7px 0;
  font-family: var(--font-mono); font-size: 0.9rem; color: var(--meta);
  white-space: nowrap;
}
.domain-select {
  flex: 0 0 auto; padding: 11px 13px; font: inherit; font-size: 0.95rem;
  color: var(--tinta); background: #FDFCFA;
  border: 1px solid var(--garis); border-radius: 7px;
}
.btn-buat { margin-top: 16px; }
.ok-open { margin-top: 12px; }

/* Daftar email yang sudah ada */
.daftar-email { margin-top: 18px; }
.email-list { list-style: none; margin-top: 10px; display: flex; flex-direction: column; gap: 7px; }
.email-list a, .email-list .non-link {
  display: block; padding: 10px 14px; font-size: 0.95rem;
  border: 1px solid var(--garis); border-radius: 8px; background: #FDFCFA;
}
.email-list a { color: var(--tinta); font-weight: 600; }
.email-list a:hover {
  border-color: var(--biru); color: var(--biru);
  background: #EEF3FA; text-decoration: none;
}
.email-list .non-link { color: var(--meta); }

/* --------------------------------------------------------- sakelar ----- */
.sakelar {
  display: inline-flex; gap: 4px; margin: 20px 0 4px;
  background: #ECEAE2; padding: 4px; border-radius: 9px;
}
.pil {
  padding: 7px 15px; font-size: 0.86rem; font-weight: 600;
  color: var(--meta); border-radius: 6px;
}
.pil:hover { text-decoration: none; color: var(--tinta); }
.pil.aktif { background: var(--kartu); color: var(--tinta); box-shadow: 0 1px 2px rgba(0,0,0,.08); }

.info-batas {
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--meta); padding: 14px 0 0;
}

/* ---------------------------------------------------------- daftar ----- */
.daftar { list-style: none; padding: 14px 0 60px; }
.surat {
  background: var(--kartu); border: 1px solid var(--garis);
  border-radius: 9px; margin-bottom: 12px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.surat:hover {
  border-color: var(--biru);
  box-shadow: 0 4px 14px rgba(43, 93, 168, 0.10);
}
.surat a {
  display: grid; grid-template-columns: 14px 1fr auto;
  gap: 6px 14px; padding: 15px 18px; color: inherit;
}
.surat a:hover { text-decoration: none; }

.titik { width: 9px; height: 9px; border-radius: 50%; background: var(--merah); margin-top: 7px; }
.titik.kosong-titik { background: transparent; border: 1px solid var(--garis); }

.surat .pengirim { font-weight: 650; font-size: 0.98rem; }
.surat .subjek { font-weight: 450; color: var(--tinta); }
.surat .cuplikan {
  grid-column: 2; color: var(--meta); font-size: 0.88rem;
  overflow: hidden; display: -webkit-box;
  -webkit-line-clamp: 2; -webkit-box-orient: vertical;
}
.surat .waktu {
  grid-column: 3; grid-row: 1;
  font-family: var(--font-mono); font-size: 0.74rem;
  color: var(--meta); white-space: nowrap; margin-top: 3px;
}

.kosong {
  margin: 30px 0 70px; padding: 46px 24px; text-align: center;
  border: 2px dashed var(--garis); border-radius: 10px; color: var(--meta);
}
.kosong .ikon { font-size: 1.9rem; }
.kosong p { margin-top: 8px; }

/* ---------------------------------------------------------- detail ----- */
.balik { display: inline-block; margin: 22px 0 6px; font-size: 0.92rem; }
.detail {
  background: var(--kartu); border: 1px solid var(--garis);
  border-radius: 10px; margin: 10px 0 60px; overflow: hidden;
}
.detail-kepala { padding: 26px 28px 20px; border-bottom: 1px solid var(--garis); }
.detail h1 { font-size: 1.45rem; font-weight: 700; letter-spacing: -0.012em; margin-bottom: 14px; }

.meta-tabel {
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--meta);
  display: grid; grid-template-columns: max-content 1fr;
  gap: 4px 14px; word-break: break-word;
}
.meta-tabel dt { text-transform: uppercase; letter-spacing: 0.1em; }
.meta-tabel dd { color: var(--tinta); }

.detail-aksi { padding: 14px 28px; border-bottom: 1px solid var(--garis); }
.isi-pesan {
  padding: 26px 28px 34px; word-wrap: break-word; font-size: 0.97rem;
}
.lampiran { padding: 0 28px 26px; font-size: 0.88rem; color: var(--meta); }
.lampiran span {
  display: inline-block; font-family: var(--font-mono); font-size: 0.76rem;
  border: 1px solid var(--garis); border-radius: 5px;
  padding: 3px 9px; margin: 4px 6px 0 0; background: var(--kertas);
}

/* ---------------------------------------------------------- responsif -- */
@media (max-width: 620px) {
  .kepala-isi { gap: 12px; }
  .cap-pos { width: 74px; height: 74px; font-size: 0.62rem; }
  .cap-pos b { font-size: 1.1rem; }
  .surat a { grid-template-columns: 12px 1fr; }
  .surat .waktu { grid-column: 2; grid-row: auto; margin-top: 2px; }
  .amplop-isi { padding: 24px 22px 28px; }
  .detail-kepala, .isi-pesan, .detail-aksi, .lampiran { padding-left: 20px; padding-right: 20px; }
  .picker { padding: 22px 20px 26px; }
  .picker-row { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}