/* Yến Sào Như Anh — giao diện chung
   Hướng thiết kế: "nhãn nắp hũ" — giấy ngà, mực nâu, viền vàng đồng, điểm đỏ táo đỏ. */

:root {
  --nen: #f6eee0;
  --nen-2: #eee1c8;
  --giay: #fdf9f1;
  --muc: #3a2517;
  --muc-2: #6a4e3a;
  --muc-3: #8b7260;
  --dong: #b07a3b;
  --dong-dam: #87571f;
  --tao: #9c2a23;
  --tao-dam: #7e1f19;
  --la: #4d6a37;
  --vien: #dcc9a8;
  --vien-nhat: #e9dcc4;
  --bong: 0 1px 0 rgba(255, 255, 255, .7) inset, 0 14px 32px -20px rgba(58, 37, 23, .45);
  --bo: 18px;
  --chu-tieu-de: "Fraunces", "Iowan Old Style", Georgia, serif;
  --chu-than: "Be Vietnam Pro", "Segoe UI", system-ui, sans-serif;
  --chu-tay: "Patrick Hand", "Comic Sans MS", cursive;
  --cao-thanh-day: 0px;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  font-family: var(--chu-than);
  font-size: 17px;
  line-height: 1.62;
  color: var(--muc);
  background-color: var(--nen);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .35 0 0 0 0 .24 0 0 0 0 .14 0 0 0 .07 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  overflow-x: hidden;
  padding-bottom: var(--cao-thanh-day);
}
[hidden] { display: none !important; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--tao); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--tao-dam); }
:focus-visible { outline: 3px solid var(--dong); outline-offset: 2px; border-radius: 6px; }
h1, h2, h3, h4 { font-family: var(--chu-tieu-de); font-weight: 600; line-height: 1.14; letter-spacing: -.01em; margin: 0 0 .5em; font-optical-sizing: auto; }
h1 { font-size: clamp(34px, 8.6vw, 62px); font-weight: 600; }
h2 { font-size: clamp(28px, 6.4vw, 44px); }
h3 { font-size: clamp(21px, 4.6vw, 26px); }
p { margin: 0 0 1em; }
.an-di { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.khung { width: 100%; max-width: 1140px; margin-inline: auto; padding-inline: 16px; }
@media (min-width: 600px) { .khung { padding-inline: 24px; } }

/* ---------- Đầu trang ---------- */
.dau-trang {
  position: sticky; top: 0; z-index: 40;
  background: rgba(246, 238, 224, .92);
  -webkit-backdrop-filter: saturate(1.2) blur(10px); backdrop-filter: saturate(1.2) blur(10px);
  border-bottom: 1px dashed var(--vien);
}
.dau-trang .khung { display: flex; align-items: center; gap: 12px; min-height: 64px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--muc); margin-right: auto; }
.logo svg { width: 38px; height: 38px; flex: none; }
.logo b { display: block; font-family: var(--chu-tieu-de); font-size: 22px; font-weight: 700; line-height: 1; letter-spacing: -.01em; }
.logo small { display: block; font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: var(--dong-dam); font-weight: 600; margin-top: 3px; }
.dieu-huong { display: none; }
.dieu-huong a { color: var(--muc); text-decoration: none; font-weight: 500; font-size: 16px; padding: 8px 12px; border-radius: 10px; }
.dieu-huong a:hover, .dieu-huong a[aria-current="page"] { background: var(--nen-2); color: var(--muc); }
.dieu-huong a[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--dong); border-radius: 10px 10px 4px 4px; }
.nut-gio {
  position: relative; display: inline-grid; place-items: center; width: 46px; height: 46px; border-radius: 12px;
  color: var(--muc); text-decoration: none; border: 1px solid var(--vien); background: var(--giay);
}
.nut-gio svg { width: 22px; height: 22px; }
.nut-gio .so { position: absolute; top: -6px; right: -6px; min-width: 22px; height: 22px; padding: 0 6px; border-radius: 11px; background: var(--tao); color: #fff; font-size: 13px; font-weight: 700; display: none; place-items: center; line-height: 1; }
.nut-gio .so.co { display: inline-grid; }
.nut-mo-menu { width: 46px; height: 46px; border-radius: 12px; border: 1px solid var(--vien); background: var(--giay); color: var(--muc); display: inline-grid; place-items: center; cursor: pointer; }
.nut-mo-menu svg { width: 22px; height: 22px; }
.dau-trang.mo .dieu-huong {
  display: flex; flex-direction: column; position: absolute; left: 0; right: 0; top: 100%;
  background: var(--giay); border-bottom: 1px solid var(--vien); padding: 8px 16px 16px; box-shadow: 0 20px 30px -24px rgba(58, 37, 23, .5);
}
.dau-trang.mo .dieu-huong a { padding: 14px 8px; border-bottom: 1px dashed var(--vien-nhat); border-radius: 0; font-size: 18px; }
@media (min-width: 860px) {
  .dieu-huong { display: flex; gap: 4px; }
  .nut-mo-menu { display: none; }
  .dau-trang.mo .dieu-huong { position: static; flex-direction: row; padding: 0; box-shadow: none; background: none; border: 0; }
}

/* ---------- Nút ---------- */
.nut {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 12px 22px; border-radius: 14px; border: 1.5px solid transparent;
  font: 600 17px/1.2 var(--chu-than); text-decoration: none; cursor: pointer; transition: transform .15s ease, background-color .15s ease, box-shadow .15s ease;
  -webkit-tap-highlight-color: transparent;
}
.nut svg { width: 20px; height: 20px; flex: none; }
.nut:active { transform: translateY(1px); }
.nut-chinh { background: var(--tao); color: #fff; box-shadow: 0 2px 0 var(--tao-dam), 0 12px 24px -14px rgba(156, 42, 35, .8); }
.nut-chinh:hover { background: var(--tao-dam); color: #fff; }
.nut-phu { background: var(--giay); color: var(--muc); border-color: var(--muc-2); }
.nut-phu:hover { background: #fff; color: var(--muc); }
.nut-nhat { background: transparent; color: var(--muc); border-color: var(--vien); }
.nut-nhat:hover { background: var(--giay); color: var(--muc); }
.nut[disabled], .nut[aria-disabled="true"] { opacity: .55; cursor: not-allowed; }
.hang-nut { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- Nhãn, tem ---------- */
.tem {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border: 1.5px dashed var(--dong); border-radius: 999px;
  font-size: 14px; font-weight: 600; letter-spacing: .02em; color: var(--dong-dam); background: rgba(253, 249, 241, .7);
}
.tem svg { width: 16px; height: 16px; }
.mat-truoc { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--dong-dam); margin-bottom: 14px; }
.mat-truoc::before { content: ""; width: 26px; height: 2px; background: var(--dong); border-radius: 2px; }
.chu-tay { font-family: var(--chu-tay); }
.dan-nhap { font-size: 18px; color: var(--muc-2); max-width: 62ch; }
.cho-chot {
  display: inline; padding: 1px 6px; border-radius: 6px; background: #f3e3c4; color: var(--dong-dam); font-weight: 600;
  box-decoration-break: clone; -webkit-box-decoration-break: clone;
}

/* ---------- Khối, mục ---------- */
.muc { padding-block: 64px; }
.muc-dam { background: var(--nen-2); border-block: 1px solid var(--vien); }
.muc-toi { background: var(--muc); color: #f3e8d6; }
.muc-toi h2, .muc-toi h3 { color: #fff7ea; }
.muc-toi .mat-truoc { color: #e2b77d; }
.muc-toi .mat-truoc::before { background: #e2b77d; }
@media (min-width: 900px) { .muc { padding-block: 96px; } }
.dau-muc { max-width: 720px; margin-bottom: 32px; }
.the { background: var(--giay); border: 1px solid var(--vien); border-radius: var(--bo); box-shadow: var(--bong); }

/* ---------- Trang chủ: mở đầu ---------- */
.mo-dau { padding-block: 28px 24px; position: relative; }
.mo-dau .khung { display: grid; gap: 34px; }
.mo-dau h1 em { font-style: italic; color: var(--tao); font-weight: 500; }
.mo-dau .dan-nhap { margin-top: 4px; }
.mo-dau .hang-nut { margin-top: 24px; }
.mo-dau .hang-nut .nut { flex: 1 1 200px; }
.mo-dau .tem { margin-bottom: 18px; }
.anh-mo-dau { position: relative; max-width: 460px; margin-inline: auto; width: 100%; padding: 0 8px 46px; }
.mieng-hu {
  aspect-ratio: 1; border-radius: 50%; overflow: hidden; position: relative;
  box-shadow: 0 0 0 10px var(--giay), 0 0 0 11px var(--vien), 0 30px 60px -30px rgba(58, 37, 23, .7);
}
.mieng-hu img { width: 100%; height: 100%; object-fit: cover; }
.nap {
  position: absolute; left: -2px; bottom: 0; width: 186px; height: 186px; border-radius: 50%;
  display: grid; place-content: center; text-align: center; padding: 18px; z-index: 2;
  background: radial-gradient(circle at 35% 30%, #fffdf8, #f5ead6 70%);
  box-shadow: 0 0 0 8px #c08b4c, 0 0 0 10px var(--dong-dam), 0 18px 30px -12px rgba(58, 37, 23, .6);
  transform: rotate(-8deg);
  font-family: var(--chu-tay); color: var(--muc); line-height: 1.12;
}
.nap::before { content: ""; position: absolute; inset: 9px; border-radius: 50%; border: 1.5px dashed var(--dong); }
.nap .dong-nap { font-size: 19px; }
.nap .dong-nap b { font-family: var(--chu-tay); font-weight: 400; color: var(--tao); font-size: 30px; }
.nap .mau { font-family: var(--chu-than); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--muc-3); margin-top: 4px; }
.ghi-anh { font-size: 14px; color: var(--muc-3); text-align: right; margin: 12px 0 0 auto; max-width: calc(100% - 196px); line-height: 1.4; }
@media (min-width: 900px) {
  .mo-dau { padding-block: 56px 96px; }
  .mo-dau .khung { grid-template-columns: 1.08fr .92fr; align-items: center; gap: 56px; }
  .mo-dau .hang-nut .nut { flex: 0 0 auto; }
  .nap { width: 210px; height: 210px; left: -40px; }
  .nap .dong-nap { font-size: 21px; }
}

/* ---------- 4 câu hỏi ---------- */
.bon-cau { display: grid; gap: 14px; counter-reset: cau; }
.cau { padding: 22px 20px 20px; position: relative; counter-increment: cau; }
.cau::before {
  content: counter(cau); position: absolute; top: -14px; left: 18px; width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center; background: var(--muc); color: #fff7ea; font: 600 17px/1 var(--chu-tieu-de);
}
.cau h3 { font-size: 19px; font-family: var(--chu-than); font-weight: 700; margin: 8px 0 8px; color: var(--muc-2); }
.cau .tra-loi { font-family: var(--chu-tieu-de); font-size: 22px; line-height: 1.25; margin-bottom: 8px; color: var(--muc); }
.cau p:last-child { margin: 0; color: var(--muc-2); font-size: 16px; }
@media (min-width: 700px) { .bon-cau { grid-template-columns: 1fr 1fr; gap: 26px 20px; } }
@media (min-width: 1040px) { .bon-cau { grid-template-columns: repeat(4, 1fr); } }

/* ---------- Thước gram ---------- */
.thuoc-gram {
  display: grid; grid-template-columns: repeat(4, 1fr); align-items: end; gap: 6px; padding: 26px 14px 18px; margin-top: 32px;
  background-image: repeating-linear-gradient(to right, transparent 0 calc(25% - 1px), var(--vien-nhat) calc(25% - 1px) 25%);
}
.hu-gram { text-align: center; }
.hu-gram svg { width: 100%; max-width: 92px; height: auto; margin-inline: auto; overflow: visible; }
@media (min-width: 900px) { .hu-gram svg { max-width: 124px; } .thuoc-gram { padding: 34px 40px 22px; } }
.hu-gram .ml { display: block; font-size: 15px; color: var(--muc-3); margin-top: 8px; }
.hu-gram .g { display: block; font-family: var(--chu-tieu-de); font-size: clamp(24px, 6vw, 34px); font-weight: 600; line-height: 1.1; }
.hu-gram .g small { font-size: .5em; font-weight: 500; }
.hu-gram .ghi { display: block; font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--dong-dam); font-weight: 600; }
.chu-thuoc { border-top: 1px dashed var(--vien); margin: 0 14px; padding: 14px 0 0; font-size: 16px; color: var(--muc-2); }
.vi-sao-kho { display: grid; gap: 20px; margin-top: 30px; }
.vi-sao-kho .the { padding: 22px; }
@media (min-width: 800px) { .vi-sao-kho { grid-template-columns: 1.3fr 1fr; } }

/* ---------- Combo ---------- */
.hai-combo { display: grid; gap: 22px; }
@media (min-width: 820px) { .hai-combo { grid-template-columns: 1fr 1fr; } }
.combo { overflow: hidden; display: flex; flex-direction: column; }
.combo .anh { aspect-ratio: 16 / 10; overflow: hidden; position: relative; }
.combo .anh img { width: 100%; height: 100%; object-fit: cover; }
.combo .anh .tem { position: absolute; left: 14px; top: 14px; background: rgba(253, 249, 241, .94); }
.combo .than { padding: 22px 20px 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.combo h3 { margin: 0; }
.combo .gia { font-family: var(--chu-tieu-de); font-size: 38px; font-weight: 600; color: var(--tao); line-height: 1; }
.combo .gia-ghi { font-size: 16px; color: var(--muc-2); }
.combo ul { margin: 4px 0 6px; padding: 0; list-style: none; display: grid; gap: 6px; }
.combo li { display: flex; gap: 10px; align-items: flex-start; font-size: 16px; }
.combo li svg { width: 20px; height: 20px; flex: none; margin-top: 2px; color: var(--la); }
.combo .nut { margin-top: auto; }
.ghi-tri-gia { display: inline-block; font-size: 15px; font-weight: 600; color: var(--la); background: #e8ecd9; border-radius: 8px; padding: 2px 10px; }

/* ---------- 9 vị ---------- */
.chin-vi { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.vi { padding: 16px 8px 14px; text-align: center; border-radius: 16px; background: var(--giay); border: 1px solid var(--vien); }
.vi svg { width: 40px; height: 40px; margin: 0 auto 8px; }
.vi span { display: block; font-size: 15px; font-weight: 600; line-height: 1.25; }
@media (min-width: 760px) { .chin-vi { grid-template-columns: repeat(9, 1fr); } .vi { padding: 18px 6px; } }
.do-ngot { display: grid; gap: 14px; margin-top: 28px; padding: 22px 20px; }
.muc-ngot { display: flex; gap: 10px; flex-wrap: wrap; }
.muc-ngot span { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px; border: 1px solid var(--vien); background: #fff; font-weight: 600; font-size: 16px; }
.muc-ngot i { display: inline-flex; gap: 3px; }
.muc-ngot i b { width: 7px; height: 12px; border-radius: 4px 4px 6px 6px; background: var(--dong); display: block; }
.muc-ngot i b.rong { background: var(--vien); }
.luu-y { display: flex; gap: 10px; align-items: flex-start; font-size: 16px; color: var(--muc-2); margin: 0; }
.luu-y svg { width: 20px; height: 20px; flex: none; margin-top: 2px; color: var(--dong-dam); }

/* ---------- Nên chọn món nào ---------- */
.goi-y { display: grid; gap: 0; }
.goi-y-dong { display: grid; gap: 4px 20px; padding: 18px 4px; border-bottom: 1px dashed var(--vien); }
.goi-y-dong:first-child { border-top: 1px dashed var(--vien); }
.goi-y-dong .ban-la { font-family: var(--chu-tieu-de); font-style: italic; font-size: 21px; line-height: 1.25; }
.goi-y-dong .goi-y-mon { color: var(--muc-2); font-size: 16px; }
.goi-y-dong .goi-y-mon a { font-weight: 600; }
@media (min-width: 760px) { .goi-y-dong { grid-template-columns: 1fr 1.4fr; align-items: baseline; padding: 20px 8px; } }

/* ---------- Bếp & con người ---------- */
.bep { display: grid; gap: 22px; }
@media (min-width: 900px) { .bep { grid-template-columns: 1.05fr 1fr; align-items: start; gap: 40px; } }
.anh-bep { position: relative; }
.anh-bep img { border-radius: var(--bo); width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.anh-bep .tem { position: absolute; right: 12px; bottom: 12px; background: rgba(253, 249, 241, .94); }
.nguoi { display: grid; gap: 14px; }
.nguoi-the { display: grid; grid-template-columns: 76px 1fr; gap: 16px; align-items: center; padding: 16px; }
.nguoi-the img, .nguoi-the .chu-cai { width: 76px; height: 76px; border-radius: 50%; object-fit: cover; box-shadow: 0 0 0 3px var(--giay), 0 0 0 4px var(--dong); }
.chu-cai { display: grid; place-items: center; background: var(--nen-2); font: 600 26px/1 var(--chu-tieu-de); color: var(--dong-dam); }
.nguoi-the h3 { margin: 0 0 2px; font-size: 21px; }
.nguoi-the p { margin: 0; font-size: 16px; color: var(--muc-2); }
.dia-chi { display: flex; gap: 12px; align-items: flex-start; padding: 16px; }
.dia-chi svg { width: 24px; height: 24px; color: var(--tao); flex: none; margin-top: 2px; }
.dia-chi p { margin: 0; }

/* ---------- Bảng ---------- */
.bang-cuon { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: 14px; border: 1px solid var(--vien); background: var(--giay); }
table.bang { width: 100%; border-collapse: collapse; font-size: 16px; min-width: 100%; }
.bang th, .bang td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--vien-nhat); vertical-align: top; }
.bang thead th { background: var(--nen-2); font-weight: 700; font-size: 15px; }
.bang tbody tr:last-child td, .bang tbody tr:last-child th { border-bottom: 0; }
.bang tbody th { font-weight: 600; }
.mien-phi { color: var(--la); font-weight: 700; white-space: nowrap; }
@media (max-width: 480px) { .bang th, .bang td { padding: 10px; font-size: 15px; } }

/* ---------- Giao hàng ---------- */
.giao { display: grid; gap: 22px; }
@media (min-width: 900px) { .giao { grid-template-columns: 1fr 1.25fr; gap: 40px; align-items: start; } }
.khu-vuc { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0 18px; }
.khu-vuc span { padding: 6px 14px; border-radius: 999px; background: var(--muc); color: #fff7ea; font-weight: 600; font-size: 16px; }
.danh-sach-gon { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.danh-sach-gon li { display: grid; grid-template-columns: 24px 1fr; gap: 12px; font-size: 16px; }
.danh-sach-gon li svg { width: 22px; height: 22px; color: var(--dong-dam); margin-top: 2px; }

/* ---------- Hỏi đáp ---------- */
.hoi-dap { display: grid; gap: 10px; max-width: 860px; }
.hoi-dap details { background: var(--giay); border: 1px solid var(--vien); border-radius: 14px; }
.hoi-dap summary { cursor: pointer; list-style: none; padding: 16px 52px 16px 18px; font-weight: 600; font-size: 17px; position: relative; }
.hoi-dap summary::-webkit-details-marker { display: none; }
.hoi-dap summary::after {
  content: ""; position: absolute; right: 18px; top: 50%; width: 12px; height: 12px; margin-top: -8px;
  border-right: 2px solid var(--dong-dam); border-bottom: 2px solid var(--dong-dam); transform: rotate(45deg); transition: transform .2s ease;
}
.hoi-dap details[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.hoi-dap details > div { padding: 0 18px 18px; color: var(--muc-2); font-size: 16px; }
.hoi-dap details > div p:last-child { margin: 0; }

/* ---------- Lời kêu gọi cuối ---------- */
.ket { text-align: center; }
.ket .khung { max-width: 760px; }
.ket .hang-nut { justify-content: center; margin-top: 22px; }

/* ---------- Chân trang ---------- */
.chan-trang { background: #2c1b10; color: #e9dcc6; padding: 48px 0 28px; font-size: 16px; }
.chan-trang a { color: #f3c98f; }
.chan-trang .khung { display: grid; gap: 28px; }
@media (min-width: 820px) { .chan-trang .khung { grid-template-columns: 1.3fr 1fr 1fr; } }
.chan-trang h2 { font-size: 24px; color: #fff7ea; margin-bottom: 8px; }
.chan-trang h3 { font-family: var(--chu-than); font-size: 14px; letter-spacing: .14em; text-transform: uppercase; color: #d9a867; margin-bottom: 10px; }
.chan-trang ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.chan-trang .mien-tru { grid-column: 1 / -1; border-top: 1px solid rgba(233, 220, 198, .2); padding-top: 18px; font-size: 15px; color: #c9b79c; }
.chan-trang .mien-tru p { margin: 0 0 6px; }

/* ---------- Thanh đặt hàng dính đáy (điện thoại) ---------- */
.thanh-day {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 45;
  display: flex; gap: 10px; align-items: center; padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
  background: rgba(253, 249, 241, .97); border-top: 1px solid var(--vien); box-shadow: 0 -12px 30px -22px rgba(58, 37, 23, .6);
}
.thanh-day .nut { min-height: 50px; padding-inline: 14px; }
.thanh-day .nut-chinh { flex: 1; }
.thanh-day .nut-goi { flex: none; width: 54px; padding: 0; }
.thanh-day .tom-tat { flex: 1; min-width: 0; line-height: 1.25; }
.thanh-day .tom-tat b { display: block; font-size: 18px; font-family: var(--chu-tieu-de); }
.thanh-day .tom-tat span { font-size: 14px; color: var(--muc-3); }
body.co-thanh-day { --cao-thanh-day: 74px; }
@media (max-width: 899px) { .co-thanh-day .chan-trang { padding-bottom: 90px; } }
@media (min-width: 900px) { .thanh-day { display: none; } body.co-thanh-day { --cao-thanh-day: 0px; } }

/* ---------- Trang bài viết (cẩm nang, về Như Anh) ---------- */
.dau-bai { padding-block: 40px 28px; border-bottom: 1px dashed var(--vien); }
.dau-bai .dan-nhap { margin: 0; }
.bai { display: grid; gap: 40px; padding-block: 36px 72px; }
@media (min-width: 1000px) { .bai { grid-template-columns: 250px 1fr; gap: 56px; } }
.muc-luc { align-self: start; }
@media (min-width: 1000px) { .muc-luc { position: sticky; top: 92px; } }
.muc-luc h2 { font-family: var(--chu-than); font-size: 14px; letter-spacing: .14em; text-transform: uppercase; color: var(--dong-dam); margin-bottom: 10px; }
.muc-luc ol { margin: 0; padding: 0; list-style: none; counter-reset: ml; display: grid; gap: 2px; }
.muc-luc li { counter-increment: ml; }
.muc-luc a { display: grid; grid-template-columns: 26px 1fr; gap: 4px; padding: 8px 6px; color: var(--muc); text-decoration: none; border-radius: 8px; font-size: 16px; line-height: 1.35; }
.muc-luc a::before { content: counter(ml, decimal-leading-zero); color: var(--dong-dam); font-weight: 600; font-size: 14px; padding-top: 1px; }
.muc-luc a:hover { background: var(--nen-2); }
.noi-dung { max-width: 760px; min-width: 0; }
.noi-dung > section { padding-bottom: 40px; margin-bottom: 40px; border-bottom: 1px dashed var(--vien); }
.noi-dung > section:last-child { border-bottom: 0; margin-bottom: 0; }
.noi-dung h2 { font-size: clamp(26px, 5.4vw, 36px); }
.noi-dung h3 { margin-top: 1.4em; }
.noi-dung ul, .noi-dung ol { padding-left: 1.25em; }
.noi-dung li { margin-bottom: .45em; }
.noi-dung li::marker { color: var(--dong-dam); }
.hop-nhan {
  border-left: 4px solid var(--dong); background: var(--giay); border-radius: 0 14px 14px 0; padding: 16px 18px; margin: 18px 0; font-size: 16px;
}
.hop-nhan.do { border-left-color: var(--tao); }
.hop-nhan p:last-child { margin: 0; }
.buoc { list-style: none; padding: 0 !important; counter-reset: b; display: grid; gap: 14px; }
.buoc > li { counter-increment: b; display: grid; grid-template-columns: 40px 1fr; gap: 14px; margin: 0; }
.buoc > li::before {
  content: counter(b); width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
  border: 1.5px solid var(--dong); color: var(--dong-dam); font: 600 18px/1 var(--chu-tieu-de); background: var(--giay);
}
.buoc > li > div { padding-top: 7px; }
.buoc b { color: var(--muc); }
.nguon-tk { list-style: none; padding: 0 !important; display: grid; gap: 10px; }
.nguon-tk a { display: block; padding: 14px 16px; border: 1px solid var(--vien); border-radius: 12px; background: var(--giay); text-decoration: none; color: var(--muc); }
.nguon-tk a b { display: block; }
.nguon-tk a span { font-size: 14px; color: var(--tao); word-break: break-all; }

/* ---------- Thư Phương Anh ---------- */
.thu {
  position: relative; padding: 30px 22px 26px; background-color: var(--giay);
  background-image: linear-gradient(to bottom, transparent 31px, rgba(176, 122, 59, .2) 31px, rgba(176, 122, 59, .2) 32px, transparent 32px);
  background-size: 100% 34px; background-origin: content-box;
  border-radius: 6px 20px 6px 20px; border: 1px solid var(--vien); box-shadow: var(--bong);
}
.thu p { font-size: 18px; line-height: 34px; margin-bottom: 0; }
.thu .ky { font-family: var(--chu-tay); font-size: 30px; color: var(--tao); text-align: right; margin-top: 14px; line-height: 1.2; }
@media (min-width: 700px) { .thu { padding: 40px 44px 34px; } }
.chan-dung { display: grid; gap: 18px; align-items: center; }
@media (min-width: 760px) { .chan-dung { grid-template-columns: 220px 1fr; gap: 30px; } }
.chan-dung img { width: 220px; height: 220px; border-radius: 50%; object-fit: cover; box-shadow: 0 0 0 8px var(--giay), 0 0 0 9px var(--dong); margin-inline: auto; }
.quy-trinh { display: grid; gap: 14px; counter-reset: qt; }
.quy-trinh li { list-style: none; counter-increment: qt; padding: 18px 18px 18px 64px; position: relative; }
.quy-trinh li::before { content: counter(qt); position: absolute; left: 18px; top: 18px; width: 32px; height: 32px; border-radius: 50%; background: var(--tao); color: #fff; display: grid; place-items: center; font: 600 16px/1 var(--chu-tieu-de); }
.quy-trinh h3 { font-family: var(--chu-than); font-size: 18px; font-weight: 700; margin: 0 0 4px; }
.quy-trinh p { margin: 0; font-size: 16px; color: var(--muc-2); }
.hai-anh { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 22px 0 8px; }
.hai-anh img { border-radius: 14px; aspect-ratio: 1; object-fit: cover; width: 100%; }

/* ---------- Hiện dần khi cuộn ---------- */
@media (prefers-reduced-motion: no-preference) {
  .vao { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s cubic-bezier(.2, .7, .2, 1); }
  .vao.da-vao { opacity: 1; transform: none; }
  .mo-dau .tem, .mo-dau h1, .mo-dau .dan-nhap, .mo-dau .hang-nut { animation: len .7s cubic-bezier(.2, .7, .2, 1) both; }
  .mo-dau h1 { animation-delay: .08s; }
  .mo-dau .dan-nhap { animation-delay: .16s; }
  .mo-dau .hang-nut { animation-delay: .24s; }
  .mieng-hu { animation: hien .9s ease both .1s; }
  .nap { animation: dong-nap 1s cubic-bezier(.3, 1.4, .5, 1) both .55s; }
  @keyframes len { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
  @keyframes hien { from { opacity: 0; transform: scale(.96); } to { opacity: 1; transform: none; } }
  @keyframes dong-nap { from { opacity: 0; transform: translate(-30px, 20px) rotate(-40deg); } to { opacity: 1; transform: rotate(-8deg); } }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* ---------- Thông báo nổi ---------- */
.thong-bao-noi {
  position: fixed; left: 50%; bottom: calc(var(--cao-thanh-day) + 18px); transform: translate(-50%, 20px); z-index: 70;
  background: var(--muc); color: #fff7ea; padding: 12px 18px; border-radius: 14px; font-size: 16px; font-weight: 500;
  box-shadow: 0 16px 30px -12px rgba(0, 0, 0, .45); opacity: 0; pointer-events: none; transition: opacity .2s ease, transform .2s ease;
  display: flex; gap: 14px; align-items: center; width: max-content; max-width: calc(100vw - 32px);
}
.thong-bao-noi.hien { opacity: 1; transform: translate(-50%, 0); pointer-events: auto; }
.thong-bao-noi a { color: #f3c98f; font-weight: 700; white-space: nowrap; }

/* ---------- Cẩm nang: 3 loại yến ---------- */
.ba-loai { display: grid; gap: 14px; margin: 8px 0 18px; }
@media (min-width: 760px) { .ba-loai { grid-template-columns: repeat(3, 1fr); } }
.ba-loai .the { padding: 18px; }
.ba-loai .the.noi-bat { border-color: var(--muc-2); box-shadow: inset 0 0 0 1px var(--muc-2), var(--bong); }
.ba-loai h3 { margin: 0 0 6px; font-size: 22px; }
.ba-loai dl { margin: 0; }
.ba-loai dt { font-size: 13px; letter-spacing: .1em; text-transform: uppercase; font-weight: 700; color: var(--dong-dam); margin-top: 12px; }
.ba-loai dd { margin: 2px 0 0; font-size: 16px; }
.nhan-ban { display: inline-flex; align-items: center; gap: 4px; padding: 1px 10px 1px 6px; border-radius: 999px; font-weight: 700; font-size: 15px; margin-right: 4px; }
.nhan-ban svg { width: 16px; height: 16px; }
.nhan-ban.co { background: #e3ead2; color: var(--la); }
.nhan-ban.khong { background: #f5dcd6; color: var(--tao-dam); }

/* ---------- Về Như Anh ---------- */
.noi-that { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; max-width: 860px; }
.noi-that li { display: grid; grid-template-columns: 28px 1fr; gap: 12px; padding: 16px 18px; font-size: 17px; }
.noi-that svg { width: 24px; height: 24px; color: var(--la); margin-top: 2px; }
.lien-he { display: grid; gap: 12px; }
@media (min-width: 760px) { .lien-he { grid-template-columns: 1fr 1fr; } }
.lien-he a { display: grid; grid-template-columns: 28px 1fr; gap: 14px; padding: 18px; color: var(--muc); text-decoration: none; align-items: start; }
.lien-he a:hover { background: #fff; }
.lien-he svg { width: 26px; height: 26px; color: var(--tao); }
.lien-he b { display: block; font-family: var(--chu-tieu-de); font-size: 20px; }