/* Hak cipta (c) 2026 wnuarta. Wuzchat, dibuat oleh wnuarta.
   Dilisensikan di bawah GNU AGPL-3.0-only; catatan ini wajib dipertahankan. Lihat HAK-CIPTA.md. */

@font-face {
  font-family: "Wuz Sans";
  src: url("wuz_sans.ttf?v=1") format("truetype");
  font-weight: 300 700;
  font-display: swap;
}

:root {
  /* Wuzchat: navy gelap dan oranye; gelembung sendiri oranye tipis seperti di aplikasi */
  --navy: #111a2c;
  --navy-dalam: #0b1220;
  --emas: #ff7a1a;
  --emas-tua: #c2410c;
  --biru: #c2410c;
  --latar: #f3f5f9;
  --kartu: #ffffff;
  --tinta: #111a2c;
  --lembut: #4a5468;
  --garis: #e1e5ec;
  --pilih: #fff4ec;
  --gelembung-saya: #ffe9d9;
  --tepi-saya: #ffd0ae;
  --gelembung-lain: #ffffff;
  --tepi-lain: #e2e7ee;
  --bahaya: #ce1126;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --latar: #0d1424;
    --kartu: #111a2c;
    --tinta: #f2f5f8;
    --lembut: #a9b3c6;
    --garis: #1f2a40;
    --pilih: #1c2740;
    --gelembung-saya: #4a2c17;
    --tepi-saya: #6b3a1a;
    --gelembung-lain: #263149;
    --tepi-lain: #2f3b55;
    --bahaya: #ff8a95;
    --biru: #ff8a3d;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--latar);
  color: var(--tinta);
  font: 400 15px/1.45 "Wuz Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
button, input, textarea { font: inherit; color: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.noscript { max-width: 520px; margin: 15vh auto; padding: 0 16px; text-align: center; }
[hidden] { display: none !important; }

.merek { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 18px; letter-spacing: .2px; }

/* Menautkan */
.tautan {
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  background:
    linear-gradient(180deg, var(--navy) 0 220px, transparent 220px),
    var(--latar);
}
.tautan-kartu {
  width: min(960px, 100%);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
  background: var(--kartu);
  border: 1px solid var(--garis);
  border-radius: 18px;
  padding: 48px;
  box-shadow: 0 24px 60px rgba(14, 29, 56, .18);
}
.tautan-teks { min-width: 0; }
.tautan-teks h1 { font-size: 28px; line-height: 1.25; font-weight: 600; margin: 24px 0 20px; }
.tautan-teks ol { margin: 0 0 24px; padding-left: 22px; display: grid; gap: 10px; font-size: 16px; }
.catatan { color: var(--lembut); font-size: 14px; margin: 8px 0 0; max-width: 46ch; }
.tautan-qr { display: grid; justify-items: center; gap: 14px; }
.qr {
  width: 264px; height: 264px;
  padding: 4px;
  background: #fff;
  border-radius: 12px;
  border: 1px solid var(--garis);
  display: grid; place-items: center;
}
.qr svg { width: 100%; height: 100%; display: block; }
/* Logo Wuzchat di tengah kode QR, dengan bingkai putih supaya kotak kode di sekitarnya tetap jelas */
.qr { position: relative; }
.qr-logo {
  position: absolute;
  left: 50%; top: 50%;
  width: 20%; height: 20%;
  transform: translate(-50%, -50%);
  padding: 4px;
  background: #fff;
  border-radius: 12px;
  box-sizing: content-box;
}
.qr.pudar { opacity: .25; }
.qr-status { margin: 0; color: var(--lembut); font-size: 14px; text-align: center; min-height: 1.45em; }

/* Aplikasi */
.aplikasi { height: 100%; display: grid; grid-template-columns: minmax(300px, 380px) 1fr; }
.samping { display: flex; flex-direction: column; min-height: 0; background: var(--kartu); border-right: 1px solid var(--garis); }
.samping-atas { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; background: var(--navy); color: #fff; }
.samping-atas .merek { color: #fff; }
.tombol-teks { background: none; border: 0; color: var(--emas); font-weight: 600; cursor: pointer; padding: 6px 8px; border-radius: 8px; }
.tombol-teks:hover { background: rgba(255, 255, 255, .08); }
.sambungan { padding: 10px 16px; background: #fff4dc; color: #6b4e10; font-size: 13px; border-bottom: 1px solid var(--garis); }
@media (prefers-color-scheme: dark) { .sambungan { background: #3a2f17; color: #f3dca6; } }
.sambungan { display: grid; gap: 8px; }
.tombol-tautkan { justify-self: start; padding: 6px 12px; border-radius: 8px; border: 1px solid currentColor; background: none; color: inherit; font-weight: 600; cursor: pointer; }
.cari { display: block; padding: 10px 12px; border-bottom: 1px solid var(--garis); }
.cari input { width: 100%; padding: 9px 14px; border-radius: 20px; border: 1px solid var(--garis); background: var(--latar); outline: none; }
.cari input:focus { border-color: var(--biru); }
.daftar { list-style: none; margin: 0; padding: 0; overflow-y: auto; flex: 1; }
.chat { display: flex; gap: 12px; align-items: center; padding: 10px 16px; cursor: pointer; border-bottom: 1px solid var(--garis); }
.chat:hover { background: var(--pilih); }
.chat[aria-current="true"] { background: var(--pilih); box-shadow: inset 3px 0 0 var(--emas); }
.chat-isi { flex: 1; min-width: 0; }
.chat-baris { display: flex; align-items: baseline; gap: 8px; }
.chat-nama { flex: 1; min-width: 0; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat-waktu { font-size: 12px; color: var(--lembut); }
.chat-waktu.baru { color: var(--emas-tua); font-weight: 600; }
@media (prefers-color-scheme: dark) { .chat-waktu.baru { color: var(--emas); } }
.chat-akhir { flex: 1; min-width: 0; font-size: 14px; color: var(--lembut); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat-akhir.tebal { font-weight: 600; color: var(--tinta); }
.lencana { min-width: 22px; height: 22px; padding: 0 6px; border-radius: 11px; background: var(--emas); color: var(--navy); font-size: 12px; font-weight: 700; display: grid; place-items: center; }

.avatar {
  flex: none; width: 44px; height: 44px; border-radius: 50%;
  background: var(--navy); color: var(--emas);
  display: grid; place-items: center; font-weight: 600; font-size: 17px;
  overflow: hidden;
}
.avatar img { width: 100%; height: 100%; object-fit: cover; }

.percakapan { min-width: 0; min-height: 0; display: flex; }
.kosong { margin: auto; text-align: center; max-width: 380px; color: var(--lembut); padding: 16px; }
.kosong h2 { color: var(--tinta); font-weight: 600; margin: 16px 0 8px; }
.utas { flex: 1; display: flex; flex-direction: column; min-height: 0; }
.utas-atas { display: flex; align-items: center; gap: 12px; padding: 10px 16px; background: var(--kartu); border-bottom: 1px solid var(--garis); }
.utas-atas .avatar { width: 38px; height: 38px; font-size: 15px; }
.utas-nama h2 { font-size: 16px; font-weight: 600; margin: 0; }
.utas-nama p { font-size: 13px; color: var(--lembut); margin: 0; }
.tombol-ikon { background: none; border: 0; cursor: pointer; font-size: 28px; line-height: 1; padding: 0 6px; color: var(--tinta); }
.kembali { display: none; }

.pesan { list-style: none; margin: 0; padding: 16px 6%; overflow-y: auto; flex: 1; display: flex; flex-direction: column; gap: 4px; }
.hari { align-self: center; margin: 10px 0 6px; padding: 3px 12px; border-radius: 10px; background: var(--kartu); border: 1px solid var(--garis); font-size: 12px; color: var(--lembut); }
.sistem { align-self: center; text-align: center; max-width: 80%; font-size: 13px; color: var(--lembut); padding: 6px; }
.gelembung {
  max-width: min(72%, 640px);
  padding: 7px 10px 6px 12px;
  border-radius: 14px;
  border: 1px solid var(--tepi-lain);
  background: var(--gelembung-lain);
  align-self: flex-start;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.gelembung.saya { align-self: flex-end; background: var(--gelembung-saya); border-color: var(--tepi-saya); border-bottom-right-radius: 4px; }
.gelembung:not(.saya) { border-bottom-left-radius: 4px; }
.gelembung .pengirim { display: block; font-size: 12px; font-weight: 600; color: var(--biru); margin-bottom: 2px; }
.gelembung .label { display: inline-block; font-size: 13px; color: var(--lembut); font-style: italic; margin-bottom: 2px; }
.gelembung a { color: var(--biru); }
.meta { float: right; margin: 6px 0 -2px 10px; font-size: 11px; color: var(--lembut); white-space: nowrap; }
.meta .dibaca { color: var(--biru); }
.meta .gagal { color: var(--bahaya); }

/* Lampiran */
.gelembung.berlampiran { padding: 4px 4px 6px; }
.gelembung.berlampiran .pengirim { margin: 2px 8px 4px; }
.gelembung.berlampiran .meta { margin-right: 6px; }
.lampiran { display: grid; gap: 4px; }
.lampiran-foto { display: block; max-width: min(320px, 100%); max-height: 360px; border-radius: 10px; cursor: zoom-in; object-fit: cover; background: var(--garis); }
.lampiran-video { display: block; max-width: min(360px, 100%); max-height: 360px; border-radius: 10px; background: #000; }
.lampiran-suara { width: min(280px, 70vw); height: 40px; }
.lampiran-lokasi { display: inline-block; padding: 8px 10px; }
.tombol-lampiran {
  display: flex; align-items: center; gap: 8px;
  min-width: 200px; max-width: 320px;
  padding: 10px 12px; border-radius: 10px;
  border: 1px solid var(--garis); background: var(--latar); color: var(--tinta);
  cursor: pointer; text-align: left; overflow-wrap: anywhere;
}
.tombol-lampiran::before { font-size: 18px; line-height: 1; color: var(--emas-tua); }
.tombol-lampiran.photo::before { content: "▣"; }
.tombol-lampiran.video::before, .tombol-lampiran.voice::before { content: "▶"; }
.tombol-lampiran.file::before { content: "⤓"; }
.tombol-lampiran:hover:not(:disabled) { border-color: var(--biru); }
.tombol-lampiran:disabled { opacity: .6; cursor: progress; }
.lampiran-catatan { font-size: 12px; color: var(--lembut); padding: 0 6px; }
.lampiran-catatan:empty { display: none; }

.lihat { position: fixed; inset: 0; z-index: 10; background: rgba(6, 12, 24, .94); display: flex; flex-direction: column; }
.lihat[hidden] { display: none; }
.lihat-bar { flex: none; display: flex; align-items: center; justify-content: flex-end; gap: 8px; padding: 10px 12px; }
.lihat-skala { margin-right: auto; color: rgba(255, 255, 255, .7); font-size: 13px; padding-left: 4px; }
.lihat-tombol { min-width: 40px; height: 40px; padding: 0 10px; border-radius: 20px; border: 0; background: rgba(255, 255, 255, .12); color: #fff; font: inherit; font-size: 22px; line-height: 1; cursor: pointer; }
.lihat-tombol.teks { font-size: 14px; }
.lihat-tombol:hover { background: rgba(255, 255, 255, .22); }
/* Flex + margin:auto: tetap di tengah saat kecil, dan bisa digulir ke semua sisi saat lebih besar dari layar */
.lihat-area { position: relative; flex: 1; min-height: 0; overflow: auto; display: flex; padding: 0 12px 12px; overscroll-behavior: contain; }
.lihat-area img { display: block; margin: auto; max-width: 100%; max-height: 100%; object-fit: contain; border-radius: 4px; cursor: zoom-in; user-select: none; }
.lihat-area.besar img { max-width: none; max-height: none; cursor: grab; }
.lihat-area.besar.seret img { cursor: grabbing; }

.tulis { display: flex; align-items: flex-end; gap: 10px; padding: 10px 16px; background: var(--kartu); border-top: 1px solid var(--garis); }
.tulis textarea {
  flex: 1; resize: none; max-height: 160px;
  padding: 10px 16px; border-radius: 21px; border: 1px solid var(--garis);
  background: var(--latar); outline: none;
}
.tulis textarea:focus { border-color: var(--biru); }
.tombol-kirim { flex: none; width: 44px; height: 44px; border-radius: 50%; border: 0; background: var(--navy); color: var(--emas); cursor: pointer; display: grid; place-items: center; }
.tombol-kirim:disabled { opacity: .4; cursor: default; }
.tombol-lampirkan { flex: none; width: 44px; height: 44px; border-radius: 50%; border: 0; background: none; color: var(--lembut); cursor: pointer; display: grid; place-items: center; }
.tombol-lampirkan:hover { background: var(--latar); color: var(--teks, inherit); }
.utas.seret-masuk { outline: 3px dashed var(--emas); outline-offset: -8px; }
.siap-kirim { background: var(--kartu); border-top: 1px solid var(--garis); padding: 10px 16px; display: grid; gap: 8px; }
.siap-daftar { list-style: none; margin: 0; padding: 0; display: flex; gap: 8px; overflow-x: auto; }
.siap-item { position: relative; flex: none; width: 108px; border: 1px solid var(--garis); border-radius: 10px; padding: 6px; background: var(--latar); font-size: 12px; }
.siap-item.terlalu-besar { border-color: #c62828; }
.siap-gambar { display: grid; place-items: center; width: 100%; height: 72px; border-radius: 6px; overflow: hidden; background: var(--garis); color: var(--lembut); font-size: 22px; }
.siap-gambar img { width: 100%; height: 100%; object-fit: cover; }
.siap-nama { display: block; margin-top: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.siap-ukuran { color: var(--lembut); }
.siap-hapus { position: absolute; top: 2px; right: 2px; width: 24px; height: 24px; border-radius: 50%; border: 0; background: rgba(0, 0, 0, .55); color: #fff; cursor: pointer; line-height: 1; }
.siap-aksi { display: flex; align-items: center; gap: 8px; }
.siap-catatan { margin-right: auto; font-size: 13px; color: var(--lembut); }
.tombol-utama { border: 0; border-radius: 20px; padding: 8px 18px; background: var(--navy); color: var(--emas); font-weight: 600; cursor: pointer; }
.tombol-utama:disabled { opacity: .4; cursor: default; }
.unggahan { display: flex; align-items: center; gap: 10px; padding: 8px 16px; background: var(--kartu); border-top: 1px solid var(--garis); font-size: 13px; color: var(--lembut); }
.unggahan span { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.unggahan.galat span { color: #c62828; white-space: normal; }
.unggahan progress { width: 120px; flex: none; }
.unggahan.galat progress { display: none; }
.baca-saja { margin: 0; padding: 12px 16px; text-align: center; color: var(--lembut); background: var(--kartu); border-top: 1px solid var(--garis); font-size: 14px; }

:focus-visible { outline: 2px solid var(--emas); outline-offset: 2px; }

@media (max-width: 760px) {
  .tautan-kartu { grid-template-columns: 1fr; padding: 28px 20px; gap: 28px; }
  .tautan-qr { order: -1; }
  .qr { width: 232px; height: 232px; }
  .aplikasi { grid-template-columns: 1fr; }
  .aplikasi.buka .samping { display: none; }
  .aplikasi:not(.buka) .percakapan { display: none; }
  .kembali { display: block; }
  .pesan { padding: 12px; }
  .gelembung { max-width: 86%; }
}

@media (prefers-reduced-motion: no-preference) {
  .chat, .tombol-kirim { transition: background-color .12s ease; }
}
.tautan-unduh { justify-self: start; border: 0; background: none; padding: 2px 6px; font: inherit; font-size: 12px; color: var(--biru); cursor: pointer; }
.tautan-unduh:hover { text-decoration: underline; }