/* Drabuff Prompt Hub – thành phần bổ sung trên nền giao diện chung (styles.css) */
.app { max-width: 760px; }
.nav-in { grid-template-columns: repeat(5, 1fr); }
.nav a span { white-space: nowrap; }

/* tìm kiếm 3D */
.search3d { position: relative; display: flex; align-items: center; gap: 10px; padding: 6px 6px 6px 16px; border-radius: 20px; background: #070d26; box-shadow: inset 0 3px 10px rgba(0,0,0,.85), 0 0 0 1.5px #2a3c7c, 0 1px 0 rgba(255,255,255,.08); transition: box-shadow .2s; }
.search3d:focus-within { box-shadow: inset 0 3px 10px rgba(0,0,0,.85), 0 0 0 2px var(--cy), 0 0 26px rgba(60,227,255,.35); }
.search3d > .ic { width: 22px; height: 22px; color: var(--cy); flex: none; }
.search3d input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; font: 600 16px/1.3 var(--ui); color: #fff; padding: 12px 0; }
.search3d input::placeholder { color: #6c7fa8; }
.search3d .b3d { margin-bottom: 4px; }
.search3d.lg input { font-size: 17px; padding: 15px 0; }

/* tab phân đoạn */
.seg { display: flex; gap: 6px; padding: 6px; border-radius: 18px; background: #0a1230; box-shadow: inset 0 2px 6px rgba(0,0,0,.7), 0 0 0 1px var(--line); overflow-x: auto; scrollbar-width: none; }
.seg::-webkit-scrollbar { display: none; }
.seg a, .seg button { flex: 1 0 auto; text-align: center; padding: 10px 14px; border-radius: 13px; border: 0; background: transparent; color: var(--mute); font: 800 13.5px/1.1 var(--ui); text-decoration: none; white-space: nowrap; }
.seg .on { color: #10204a; background: linear-gradient(180deg, #bff6ff, #45d6ff 55%, #1d9ae6); box-shadow: inset 0 2px 0 rgba(255,255,255,.7), 0 3px 0 #0b5a99, 0 0 0 1px #063a66; }

/* ô lớn trang chủ */
.big-tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.big-tile { position: relative; display: block; text-decoration: none; color: #fff; padding: 16px 14px 14px; border-radius: 22px; overflow: hidden; background: radial-gradient(260px 120px at 100% 0%, rgba(255,255,255,.22), transparent), linear-gradient(145deg, var(--c1), var(--c2)); box-shadow: 0 0 0 1.5px rgba(0,0,0,.35), inset 0 2px 0 rgba(255,255,255,.35), inset 0 -4px 0 rgba(0,0,0,.22), 0 7px 0 rgba(0,0,0,.45), 0 14px 26px rgba(0,0,0,.45); transition: transform .09s, box-shadow .09s; margin-bottom: 7px; }
.big-tile:active { transform: translateY(6px); box-shadow: 0 0 0 1.5px rgba(0,0,0,.35), inset 0 2px 0 rgba(255,255,255,.35), 0 1px 0 rgba(0,0,0,.45); }
.big-tile::after { content: ''; position: absolute; inset: 0; background: repeating-linear-gradient(115deg, rgba(255,255,255,.05) 0 2px, transparent 2px 14px); pointer-events: none; }
.big-tile .ic.bt { width: 34px; height: 34px; filter: drop-shadow(0 3px 3px rgba(0,0,0,.35)); }
.big-tile b { display: block; font: 900 17px/1.2 var(--ui); margin-top: 12px; text-shadow: 0 2px 8px rgba(0,0,0,.3); }
.big-tile small { display: block; font-size: 12.5px; opacity: .92; margin-top: 3px; }
.big-tile .num { position: absolute; top: 12px; right: 14px; font: 900 22px/1 var(--ui); opacity: .95; text-shadow: 0 2px 8px rgba(0,0,0,.35); }

/* lưới danh mục */
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.cat-tile { position: relative; display: flex; flex-direction: column; gap: 10px; padding: 14px; border-radius: 18px; text-decoration: none; color: var(--fg); background: linear-gradient(165deg, rgba(34,50,112,.78), rgba(12,19,48,.86)); border: 1px solid var(--line2); box-shadow: 0 5px 0 rgba(4,8,22,.9), 0 12px 22px rgba(0,0,0,.4), inset 0 1px 0 rgba(255,255,255,.08); transition: transform .1s, box-shadow .1s, border-color .2s; min-width: 0; }
.cat-tile:hover { border-color: rgba(60,227,255,.5); }
.cat-tile:active { transform: translateY(4px); box-shadow: 0 1px 0 rgba(4,8,22,.9); }
.cat-tile .tile3d { width: 46px; height: 46px; border-radius: 14px; }
.cat-tile .tile3d .ic { width: 23px; height: 23px; }
.cat-tile b { font: 800 14px/1.3 var(--ui); }
.cat-tile small { color: var(--mute); font-size: 12px; }
.group-title { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin: 24px 0 12px; }
.group-title h3 { font: 800 15px/1.2 var(--ui); color: #dfe8ff; }
.group-title span { color: var(--dim); font-size: 12px; }

/* thẻ prompt */
.plist { display: grid; gap: 12px; }
.pcard { position: relative; display: block; padding: 14px 14px 12px; border-radius: 18px; text-decoration: none; color: var(--fg); background: linear-gradient(165deg, rgba(30,45,100,.72), rgba(11,18,46,.86)); border: 1px solid var(--line2); box-shadow: 0 5px 0 rgba(4,8,22,.85), 0 10px 20px rgba(0,0,0,.35); transition: transform .1s, border-color .2s; min-width: 0; }
.pcard:hover { border-color: rgba(255,210,94,.5); }
.pcard:active { transform: translateY(3px); }
.pcard .pt { display: flex; gap: 10px; align-items: flex-start; }
.pcard h4 { flex: 1; min-width: 0; margin: 0; font: 800 15px/1.35 var(--ui); }
.pcard p { margin: 8px 0 10px; color: var(--mute); font-size: 13.5px; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.pcard .pm { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.pcard .pa { display: flex; gap: 6px; flex: none; }
.mini-btn { width: 36px; height: 36px; border-radius: 11px; border: 1px solid var(--line2); background: linear-gradient(180deg, #24346f, #131d46); color: #cfe0ff; display: grid; place-items: center; box-shadow: inset 0 1px 0 rgba(255,255,255,.15), 0 3px 0 #070c20; transition: transform .08s; }
.mini-btn:active { transform: translateY(2px); box-shadow: inset 0 1px 0 rgba(255,255,255,.15), 0 1px 0 #070c20; }
.mini-btn .ic { width: 18px; height: 18px; }
.mini-btn.on { color: #3b2200; background: linear-gradient(180deg, #fff0a8, #ffc93d 55%, #f09a14); border-color: #6b3d02; box-shadow: inset 0 1px 0 rgba(255,255,255,.6), 0 3px 0 #9a5a06; }
mark { background: rgba(255,210,94,.28); color: #fff3c0; border-radius: 4px; padding: 0 2px; }

/* xem prompt */
.pv { position: relative; margin: 14px 0 0; padding: 16px; border-radius: 18px; background: #050a1c; border: 1px solid rgba(60,227,255,.35); box-shadow: inset 0 0 40px rgba(60,227,255,.06); white-space: pre-wrap; word-break: break-word; font: 500 14.5px/1.75 var(--ui); color: #dbeaff; }
.pv .ph { padding: 1px 6px; border-radius: 7px; background: rgba(255,210,94,.16); border: 1px dashed rgba(255,210,94,.7); color: #ffe7a3; font-weight: 700; }
.pv .ph.ok { background: rgba(34,197,94,.18); border: 1px solid rgba(34,197,94,.6); color: #b8f5cf; }
.pv-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 18px; }
.pv-head b { font: 800 12px/1 var(--ui); letter-spacing: .16em; text-transform: uppercase; color: var(--cy); }
.fill-grid { display: grid; grid-template-columns: 1fr; gap: 12px; margin-top: 12px; }
.fill-grid label { display: block; font: 700 12.5px/1.3 var(--ui); color: #a8c4ff; margin-bottom: 6px; }
.fill-grid input, .fill-grid textarea { width: 100%; padding: 12px 14px; border-radius: 13px; border: 0; outline: 0; font: 600 15px/1.4 var(--ui); color: #fff; background: #070d26; box-shadow: inset 0 2px 6px rgba(0,0,0,.8), 0 0 0 1.5px #2a3c7c; resize: vertical; }
.fill-grid input:focus, .fill-grid textarea:focus { box-shadow: inset 0 2px 6px rgba(0,0,0,.8), 0 0 0 2px var(--cy); }
.ai-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.ai-row .b3d { min-height: 44px; font-size: 13px; padding: 9px 8px; }
.info-grid { display: grid; gap: 8px; margin-top: 12px; }
.info-grid div { display: flex; gap: 10px; font-size: 13.5px; color: #cfdcff; }
.info-grid b { flex: none; width: 92px; color: var(--gold); font-weight: 700; }

/* từ điển */
.az { display: flex; gap: 6px; overflow-x: auto; padding: 4px 2px 10px; scrollbar-width: thin; }
.az button { flex: none; width: 38px; height: 40px; border-radius: 11px; border: 0; font: 900 15px/1 var(--ui); color: #e8efff; background: linear-gradient(180deg, #34488a, #1a2858); box-shadow: 0 0 0 1px #070c20, inset 0 2px 0 rgba(255,255,255,.2), 0 4px 0 #0b1333; margin-bottom: 4px; }
.az button:active { transform: translateY(3px); box-shadow: 0 0 0 1px #070c20, 0 1px 0 #0b1333; }
.az button.on { color: #3b2200; background: linear-gradient(180deg, #fff0a8, #ffc93d 55%, #f09a14); box-shadow: 0 0 0 1px #6b3d02, inset 0 2px 0 rgba(255,255,255,.6), 0 4px 0 #9a5a06; }
.az button:disabled { opacity: .3; cursor: default; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chips.scroll { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 6px; scrollbar-width: none; }
.chips.scroll::-webkit-scrollbar { display: none; }
.chips.scroll button { flex: none; }
@media (min-width: 900px) { .chips.scroll { flex-wrap: wrap; } }
.chips button { border: 1px solid var(--line2); background: rgba(255,255,255,.04); color: var(--mute); border-radius: 999px; padding: 7px 12px; font: 700 12.5px/1 var(--ui); }
.chips button.on { background: rgba(60,227,255,.16); color: #9eefff; border-color: rgba(60,227,255,.55); }
.terms { display: grid; gap: 12px; }
.term { padding: 16px; border-radius: 18px; background: linear-gradient(165deg, rgba(30,45,100,.72), rgba(11,18,46,.86)); border: 1px solid var(--line2); box-shadow: 0 5px 0 rgba(4,8,22,.85); min-width: 0; }
.term .tt { display: flex; align-items: flex-start; gap: 12px; }
.term .letter { width: 44px; height: 44px; flex: none; border-radius: 13px; display: grid; place-items: center; font: 900 20px/1 var(--serif); color: #3b2200; background: radial-gradient(circle at 35% 30%, #fff6c8, #ffc93d 55%, #c07a0a); box-shadow: 0 0 0 2px #6b3d02, 0 4px 0 #8a4f04; }
.term h4 { margin: 0; font: 900 17px/1.25 var(--ui); }
.term .full { color: var(--gold); font-size: 13px; font-weight: 600; margin-top: 3px; }
.term p { margin: 10px 0 0; color: #dbe4ff; font-size: 14.5px; line-height: 1.6; }
.term .ex { margin-top: 10px; padding: 10px 12px; border-radius: 12px; background: rgba(60,227,255,.08); border-left: 3px solid var(--cy); font-size: 13.5px; color: #cdeeff; }
.term .ex b { color: var(--cy); }
.letter-head { position: sticky; top: calc(var(--sat) + 66px); z-index: 5; margin: 18px 0 10px; padding: 6px 0; font: 900 26px/1 var(--serif); color: var(--gold); background: linear-gradient(180deg, rgba(5,9,24,.95), rgba(5,9,24,.6)); }

/* đăng ký */
.reg { max-width: 460px; margin: 0 auto; }
.reg .logo3d { width: 110px; height: 110px; border-radius: 28px; }
.field + .field { margin-top: 16px; }
.err { margin-top: 12px; padding: 10px 12px; border-radius: 12px; background: rgba(239,68,68,.15); border: 1px solid rgba(239,68,68,.5); color: #ffc9c9; font-size: 13.5px; }
.lock-note { display: flex; gap: 10px; align-items: center; margin-top: 14px; font-size: 12.5px; color: var(--dim); }
.lock-note .ic { color: #6ff0a0; }
.blur-prev { position: relative; max-height: 150px; overflow: hidden; }
.blur-prev::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 90px; background: linear-gradient(180deg, transparent, #050a1c); }
.table-wrap { overflow-x: auto; border-radius: 14px; border: 1px solid var(--line2); }
table.users { width: 100%; border-collapse: collapse; font-size: 13.5px; font-variant-numeric: tabular-nums; }
table.users th, table.users td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
table.users th { color: var(--gold); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; background: rgba(255,210,94,.06); }
.more-row { display: flex; justify-content: center; margin-top: 16px; }
.count-line { color: var(--mute); font-size: 13px; margin: 14px 0 10px; }

@media (min-width: 640px) {
  .big-tiles { grid-template-columns: repeat(4, 1fr); }
  .fill-grid { grid-template-columns: 1fr 1fr; }
  .plist.two { grid-template-columns: 1fr 1fr; }
  .terms.two { grid-template-columns: 1fr 1fr; }
}
/* máy tính: thanh điều hướng dọc bên trái */
@media (min-width: 1100px) {
  .app { max-width: none; padding-left: calc(244px + 32px); padding-right: 32px; padding-bottom: 48px; }
  .app > .screen { max-width: 1100px; margin: 0 auto; }
  .nav { top: calc(var(--sat) + 68px); bottom: 0; left: 0; right: auto; width: 244px; padding: 18px 14px; border-top: 0; border-right: 1px solid var(--line); background: linear-gradient(90deg, rgba(5,9,24,.95), rgba(5,9,24,.8)); }
  .nav-in { grid-template-columns: 1fr; gap: 8px; max-width: none; }
  .nav a { flex-direction: row; justify-content: flex-start; gap: 12px; font-size: 14.5px; padding: 13px 16px; }
  .nav a.on { transform: none; }
  .topbar-in { max-width: none; }
  #toast { bottom: 30px; }
  .tiles { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
}