/* Hỏi Luật sư Hướng 24/7 — hoi.luatsuhuong.vn
   Bảng màu thương hiệu: đỏ đô #7A2028 · xanh lá đậm #0A8A47 · trắng. Không nền đen, không kem/vàng. Nút bo góc nhẹ 4px, chữ hoa giãn nhẹ. Mobile-first. */
:root {
  --do: #7A2028; --do-nhat: #f7eeef; --do-vien: #e3cfd2;
  --xanh: #0A8A47; --xanh-nhat: #edf6f1; --xanh-vien: #c9e3d4;
  --trang: #fff; --chu: #2b2b2b; --chu-nhat: #6b6b6b; --vien: #e2e2e2; --nen-phu: #fafafa;
  --bong: 0 1px 2px rgba(43,43,43,.06), 0 6px 18px rgba(43,43,43,.05);
  --r: 4px; --font: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); color: var(--chu); background: var(--trang); line-height: 1.55; font-size: 16px; min-height: 100vh; display: flex; flex-direction: column; }
a { color: var(--xanh); }
h1, h2, h3 { line-height: 1.25; margin: 0 0 .5rem; }
p { margin: .25rem 0 .75rem; }
.nho { font-size: .86rem; color: var(--chu-nhat); }
.wrap { width: 100%; max-width: 860px; margin: 0 auto; padding: 0 16px; }
button { font: inherit; }

/* Đầu trang */
.top { background: var(--do); color: #fff; position: sticky; top: 0; z-index: 5; }
html, body { max-width: 100%; overflow-x: hidden; }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 16px; }
.top .wrap > div:first-child { min-width: 0; flex: 1 1 auto; }
.top h1 { font-size: 1rem; letter-spacing: .05em; text-transform: uppercase; margin: 0; }
@media (max-width: 520px) { .top h1 { font-size: .9rem; } .top .phu { font-size: .76rem; } .top .nut-nho { padding: 6px 7px; font-size: .7rem; } }
.top .phu { color: rgba(255,255,255,.9); font-size: .82rem; margin: 2px 0 0; }
.top .nut-nho { background: transparent; border: 1px solid rgba(255,255,255,.7); color: #fff; border-radius: var(--r); padding: 7px 10px; font-size: .78rem; letter-spacing: .05em; text-transform: uppercase; cursor: pointer; white-space: nowrap; }
.top .nut-nho:hover { background: rgba(255,255,255,.12); }
.top .cum { display: flex; gap: 6px; flex: 0 0 auto; flex-wrap: wrap; justify-content: flex-end; max-width: 46%; }

main { flex: 1; padding: 14px 0 120px; }

/* Lời chào + gợi ý */
.chao h2 { color: var(--do); font-size: clamp(1.25rem, 4.6vw, 1.6rem); }
.chao h2 em { color: var(--xanh); font-style: normal; }
.goi-y { display: grid; grid-template-columns: 1fr; gap: 8px; margin: 12px 0 14px; }
@media (min-width: 640px) { .goi-y { grid-template-columns: 1fr 1fr; } }
.goi-y button { text-align: left; background: #fff; border: 1px solid var(--vien); border-radius: var(--r); padding: 10px 12px; cursor: pointer; color: var(--chu); line-height: 1.4; box-shadow: var(--bong); }
.goi-y button:hover { border-color: var(--xanh); background: var(--xanh-nhat); }
.goi-y small { display: block; color: var(--do); font-weight: 700; font-size: .74rem; letter-spacing: .05em; text-transform: uppercase; margin-bottom: 2px; }
.pham-vi { display: grid; grid-template-columns: 1fr; gap: 10px; }
@media (min-width: 640px) { .pham-vi { grid-template-columns: 1fr 1fr; } }
.khoi { border: 1px solid var(--vien); border-radius: var(--r); padding: 12px 14px; background: #fff; }
.khoi.xanh { border-color: var(--xanh-vien); background: var(--xanh-nhat); }
.khoi.do { border-color: var(--do-vien); background: var(--do-nhat); }
.khoi h3 { font-size: .9rem; margin-bottom: 4px; }
.khoi.xanh h3 { color: var(--xanh); } .khoi.do h3 { color: var(--do); }
.khoi p { margin: 0; font-size: .9rem; }

/* Tin nhắn */
.ds-tin { display: flex; flex-direction: column; gap: 10px; margin-top: 10px; }
.tin { display: flex; }
.tin.khach { justify-content: flex-end; }
.bong { max-width: 92%; padding: 10px 14px; border-radius: 10px; border: 1px solid var(--vien); background: #fff; box-shadow: var(--bong); overflow-wrap: anywhere; }
.tin.khach .bong { background: var(--xanh-nhat); border-color: var(--xanh-vien); border-bottom-right-radius: 3px; white-space: pre-wrap; }
.tin.tro-ly .bong { border-bottom-left-radius: 3px; border-left: 3px solid var(--do); }
.bong p { margin: 0 0 .6em; } .bong p:last-child { margin-bottom: 0; }
.bong ul, .bong ol { margin: .3em 0 .6em; padding-left: 1.3em; }
.bong li { margin: .15em 0; }
.bong strong { color: var(--do); }
.bong .bang { overflow-x: auto; } .bong table { border-collapse: collapse; font-size: .9rem; } .bong td, .bong th { border: 1px solid var(--vien); padding: 4px 8px; }
.bong .loi { color: var(--do); margin: 0; }
.cong-cu-tin { margin-top: 8px; display: flex; gap: 6px; flex-wrap: wrap; }
.cong-cu-tin button, .cong-cu-tin a { font-size: .74rem; letter-spacing: .04em; text-transform: uppercase; border: 1px solid var(--vien); background: #fff; color: var(--chu-nhat); border-radius: var(--r); padding: 5px 9px; cursor: pointer; text-decoration: none; }
.cong-cu-tin a.dat-lich { border-color: var(--xanh); color: #fff; background: var(--xanh); font-weight: 700; }
.dang-go i { display: inline-block; width: 6px; height: 6px; margin: 0 2px; border-radius: 50%; background: var(--do); opacity: .35; animation: nhay 1.2s infinite; }
.dang-go i:nth-child(2) { animation-delay: .2s; } .dang-go i:nth-child(3) { animation-delay: .4s; }
@keyframes nhay { 0%, 80%, 100% { opacity: .25; transform: translateY(0); } 40% { opacity: 1; transform: translateY(-3px); } }

/* Ô nhập cố định dưới */
.hop-nhap { position: fixed; left: 0; right: 0; bottom: 0; background: #fff; border-top: 1px solid var(--vien); padding: 10px 0 12px; z-index: 4; }
.hop-nhap form { display: flex; gap: 8px; align-items: flex-end; }
.hop-nhap textarea { flex: 1; resize: none; min-height: 46px; max-height: 180px; border: 1px solid var(--vien); border-radius: var(--r); padding: 11px 12px; font: inherit; color: var(--chu); background: #fff; }
.hop-nhap textarea:focus { outline: 2px solid var(--xanh); outline-offset: 0; border-color: var(--xanh); }
.nut-chinh { border: 1px solid var(--do); background: var(--do); color: #fff; border-radius: var(--r); padding: 12px 16px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; font-size: .84rem; cursor: pointer; white-space: nowrap; }
.nut-chinh:hover { filter: brightness(1.08); } .nut-chinh:disabled { opacity: .55; cursor: default; }
.nut-xanh { border-color: var(--xanh); background: var(--xanh); }
.hop-nhap .ghi-chu { margin: 6px 0 0; font-size: .76rem; color: var(--chu-nhat); }
.hop-nhap .ghi-chu a { color: var(--chu-nhat); }

/* Hộp thoại (dialog) */
dialog { border: 0; border-radius: 6px; padding: 0; max-width: 480px; width: calc(100% - 32px); box-shadow: 0 20px 60px rgba(0,0,0,.25); }
dialog::backdrop { background: rgba(43,43,43,.45); }
.hop-dau { background: var(--do); color: #fff; padding: 12px 16px; display: flex; justify-content: space-between; align-items: center; }
.hop-dau h2 { font-size: 1rem; margin: 0; letter-spacing: .04em; text-transform: uppercase; }
.hop-dau button { background: transparent; border: 0; color: #fff; font-size: 1.4rem; line-height: 1; cursor: pointer; }
.hop-than { padding: 14px 16px 16px; }
label { display: block; font-size: .88rem; font-weight: 600; margin: 10px 0 4px; }
.o-chu { width: 100%; border: 1px solid var(--vien); border-radius: var(--r); padding: 10px 11px; font: inherit; color: var(--chu); }
.o-chu:focus { outline: 2px solid var(--xanh); outline-offset: 0; border-color: var(--xanh); }
.dong-y { display: flex; gap: 8px; align-items: flex-start; font-size: .86rem; margin: 12px 0; font-weight: 400; }
.dong-y input { margin-top: 3px; accent-color: var(--xanh); }
.loi-chu { color: var(--do); font-size: .88rem; margin: 6px 0 0; }
.ket-qua { background: var(--xanh-nhat); border: 1px solid var(--xanh-vien); border-radius: var(--r); padding: 10px 12px; margin-top: 10px; font-size: .92rem; }
.ket-qua .dong { display: flex; justify-content: space-between; gap: 10px; padding: 3px 0; border-bottom: 1px dashed var(--xanh-vien); }
.ket-qua .dong:last-of-type { border-bottom: 0; }
.ket-qua .ket-luan { font-weight: 700; color: var(--do); margin-top: 8px; }
.ket-qua .gia-dinh { font-size: .8rem; color: var(--chu-nhat); margin-top: 6px; }
.honeypot { position: absolute; left: -9999px; }

/* Chân trang */
footer { border-top: 1px solid var(--vien); background: var(--nen-phu); padding: 14px 0 150px; font-size: .82rem; color: var(--chu-nhat); }
footer p { margin: 0 0 6px; }
footer .thuong-hieu { color: var(--do); font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }

/* Quản trị */
.qt-tab { display: flex; gap: 6px; margin: 12px 0; }
.qt-tab button { border: 1px solid var(--vien); background: #fff; border-radius: var(--r); padding: 8px 12px; cursor: pointer; font-size: .86rem; letter-spacing: .04em; text-transform: uppercase; }
.qt-tab button[aria-selected=true] { background: var(--do); border-color: var(--do); color: #fff; }
.hang { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 8px 0; }
.nut { border: 1px solid var(--vien); background: #fff; border-radius: var(--r); padding: 8px 12px; cursor: pointer; font-size: .82rem; letter-spacing: .04em; text-transform: uppercase; color: var(--chu); text-decoration: none; }
.nut[aria-pressed=true] { border-color: var(--xanh); background: var(--xanh-nhat); color: var(--xanh); }
.bang-khach { width: 100%; border-collapse: collapse; font-size: .9rem; }
.bang-khach th, .bang-khach td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--vien); vertical-align: top; }
.bang-khach tr:hover td { background: var(--nen-phu); cursor: pointer; }
.nhan { display: inline-block; font-size: .74rem; padding: 2px 7px; border-radius: 3px; border: 1px solid var(--vien); color: var(--chu-nhat); }
.nhan.nong { border-color: var(--do); color: var(--do); background: var(--do-nhat); font-weight: 700; }
.nhan.am { border-color: var(--xanh); color: var(--xanh); background: var(--xanh-nhat); }
.nhan.gap { border-color: var(--do); background: var(--do); color: #fff; font-weight: 700; }
.bieu-do { display: grid; grid-template-columns: 1fr; gap: 14px; margin-top: 12px; }
@media (min-width: 720px) { .bieu-do { grid-template-columns: 1fr 1fr; } }
.cot { display: flex; align-items: flex-end; gap: 3px; height: 120px; border-bottom: 1px solid var(--vien); padding-top: 6px; }
.cot > div { flex: 1; background: var(--xanh); min-height: 2px; position: relative; }
.cot > div.do { background: var(--do); }
.cot > div:hover::after { content: attr(data-nhan); position: absolute; bottom: 100%; left: 50%; transform: translateX(-50%); background: var(--chu); color: #fff; font-size: .72rem; padding: 2px 6px; border-radius: 3px; white-space: nowrap; }
.truc { display: flex; justify-content: space-between; font-size: .72rem; color: var(--chu-nhat); }
.thanh-ngang { display: grid; grid-template-columns: minmax(120px, 40%) 1fr auto; gap: 8px; align-items: center; font-size: .86rem; padding: 3px 0; }
.thanh-ngang .vach { height: 10px; background: var(--do); border-radius: 2px; }
.thanh-ngang.xanh .vach { background: var(--xanh); }
.chi-tiet { border: 1px solid var(--vien); border-radius: var(--r); padding: 12px; margin-top: 12px; background: #fff; }
.luot { border-left: 3px solid var(--vien); padding: 6px 10px; margin: 8px 0; }
.luot .k { font-weight: 600; } .luot .t { white-space: pre-wrap; color: var(--chu); margin-top: 4px; }
.so-to { font-size: 1.6rem; font-weight: 700; color: var(--do); }
.o-thong-ke { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
@media (min-width: 640px) { .o-thong-ke { grid-template-columns: repeat(4, 1fr); } }