/* vietnamweddingveil.com · học bố cục tarabridal.com, đổi màu cho cưới (không mảng đen) */
:root{
  --nen:#FFFDFA; --nen-phu:#F7F1EB; --vien:#E9DFD6;
  --chu:#3B2E2E; --chu-nhat:#7A6A66;
  --do:#8E3A48; --do-dam:#6F2A37; --kem:#FBEFE6;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--nen);color:var(--chu);font:400 16px/1.8 Outfit,"PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei",Arial,sans-serif;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-weight:400;margin:0}
p{margin:0 0 14px}
button{font:inherit;color:inherit}

/* hai thứ tiếng */
html[data-lang="zh"] .t-en{display:none!important}
html:not([data-lang="zh"]) .t-zh{display:none!important}

.khung{max-width:1180px;margin:0 auto;padding:0 16px}
.khung-hep{max-width:820px}
@media(min-width:768px){.khung{padding:0 24px}}

/* ô nháp */
.bang-nhap{background:#FFE58A;color:#5A4500;font-size:13px;text-align:center;padding:6px 12px}
.o-trong{display:inline-block;background:#FFF3B0;border:1px dashed #C9A100;color:#6B5200;font-size:12px;font-weight:500;line-height:1.4;padding:3px 8px;letter-spacing:0;text-transform:none;vertical-align:middle}

/* đầu trang */
.thong-bao{background:var(--do);color:var(--kem);font-size:13px;text-align:center;padding:9px 12px;line-height:1.5}
.dau-trang{background:#fff;border-bottom:1px solid var(--vien);position:sticky;top:0;z-index:20}
.dau-trong{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 24px;min-height:64px;padding-top:10px;padding-bottom:10px}
.logo{display:flex;flex-direction:column;line-height:1.25}
.logo-chu{font-size:12.5px;font-weight:500;letter-spacing:.16em;color:var(--do);white-space:nowrap}
.logo-phu{font-size:10.5px;letter-spacing:.1em;color:var(--chu-nhat)}
.menu{order:3;width:100%;display:flex;justify-content:center;gap:22px;font-size:13px;font-weight:500;letter-spacing:.06em;text-transform:uppercase}
.menu a:hover{color:var(--do)}
.ngon-ngu{display:flex}
.ngon-ngu button{background:none;border:1px solid var(--vien);font-size:12px;padding:5px 10px;cursor:pointer;min-width:44px;min-height:32px}
.ngon-ngu button+button{border-left:0}
.ngon-ngu button[aria-pressed="true"]{background:var(--do);border-color:var(--do);color:#fff}
@media(min-width:900px){
  .dau-trong{flex-wrap:nowrap;min-height:74px}
  .menu{order:0;width:auto;font-size:14px;gap:30px}
  .logo-chu{font-size:15px;letter-spacing:.26em}
  .logo-phu{font-size:11px;letter-spacing:.12em}
}

/* nút */
.nut{display:inline-block;background:var(--do);color:#FFF8F1;border:1px solid var(--do);padding:15px 30px;font-size:14px;font-weight:500;letter-spacing:.05em;line-height:1.3;text-align:center;cursor:pointer;transition:background .2s}
.nut:hover{background:var(--do-dam)}
.nut-phu{background:transparent;color:var(--do)}
.nut-phu:hover{background:var(--nen-phu)}
.nut-rong{display:block;width:100%}
.nut-trong{opacity:.75}
.hang-nut{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.link-gach{color:var(--do);font-size:14px;text-decoration:underline;text-underline-offset:3px}
.nhan-nho{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--chu-nhat);margin-bottom:12px}
.giua{text-align:center;margin-top:28px}

/* mở đầu: chữ một bên, ảnh một bên, không đè chữ lên người */
.mo-dau{padding:32px 0 48px}
.mo-dau-trong{display:grid;gap:32px;align-items:center}
.mo-dau h1{font-weight:300;text-transform:uppercase;color:var(--do);font-size:clamp(38px,8vw,62px);line-height:1.06;letter-spacing:.02em;margin-bottom:20px}
html[data-lang="zh"] .mo-dau h1{letter-spacing:.08em;line-height:1.2}
.mo-dau-phu{font-size:17px;color:var(--chu);max-width:520px}
.mo-dau-anh{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-items:start;order:-1}
.mo-dau-anh a:nth-child(2){margin-top:32px}
@media(min-width:900px){
  .mo-dau{padding:56px 0 72px}
  .mo-dau-trong{grid-template-columns:5fr 6fr;gap:56px}
  .mo-dau-anh{order:0;gap:12px}
  .mo-dau-anh a:nth-child(2){margin-top:44px}
}

/* mục */
.muc{padding:48px 0}
.muc-nhat{background:var(--nen-phu)}
.tieu-muc{font-size:28px;color:var(--do);text-align:center;margin-bottom:10px;line-height:1.3}
.loi-muc{text-align:center;color:var(--chu-nhat);font-size:15px;margin-bottom:30px}
@media(min-width:768px){.muc{padding:72px 0}.tieu-muc{font-size:34px}}

/* lưới mẫu: thẻ 2:3 đúng khổ ảnh gốc, không cắt đầu chân */
.luoi{display:grid;grid-template-columns:1fr 1fr;gap:26px 14px}
@media(min-width:1000px){.luoi{grid-template-columns:repeat(5,1fr);gap:40px 22px}}
@media(min-width:768px){.luoi-4{grid-template-columns:repeat(4,1fr)!important}}
.the{display:block}
.the-anh{aspect-ratio:2/3;overflow:hidden;background:var(--nen-phu)}
.the-anh img{width:100%;height:100%;object-fit:cover;object-position:50% 0;transition:transform .6s}
.the:hover .the-anh img{transform:scale(1.03)}
.the-ten{font-size:15px;line-height:1.45;margin:12px 0 4px}
.the-ten .sep{color:var(--chu-nhat)}
.gia{font-size:15px;font-weight:500;color:var(--do);margin:0}
.gia-lon{font-size:24px;margin:6px 0 18px}

/* ba ô */
.ba-o{display:grid;gap:28px}
.ba-o h3{font-size:19px;font-weight:500;margin-bottom:6px}
.ba-o p{color:var(--chu-nhat);font-size:15px}
.o-so{color:var(--do)!important;font-size:13px!important;letter-spacing:.22em;margin-bottom:6px}
@media(min-width:768px){.ba-o{grid-template-columns:repeat(3,1fr);gap:40px}}

/* câu chuyện */
.cau-chuyen{display:grid;gap:28px;align-items:center}
.cau-chuyen-anh img{max-width:460px;width:100%;margin:0 auto}
.cau-chuyen h1,.cau-chuyen h2{font-size:30px;color:var(--do);line-height:1.25;margin-bottom:18px}
@media(min-width:900px){.cau-chuyen{grid-template-columns:5fr 6fr;gap:64px}.cau-chuyen h1,.cau-chuyen h2{font-size:36px}}

/* hỏi đáp */
.hoi{border-bottom:1px solid var(--vien)}
.hoi summary{list-style:none;cursor:pointer;padding:18px 34px 18px 0;font-size:17px;position:relative;line-height:1.5}
.hoi summary::-webkit-details-marker{display:none}
.hoi summary::after{content:"+";position:absolute;right:4px;top:14px;font-size:22px;color:var(--do);font-weight:300}
.hoi[open] summary::after{content:"−"}
.dap{padding:0 0 18px}
.dap p{color:var(--chu-nhat);font-size:15.5px;margin:0}

/* trang mẫu */
.duong-dan{font-size:13px;color:var(--chu-nhat);padding-top:16px;padding-bottom:16px}
.duong-dan a{color:var(--do)}
.sp{display:grid;gap:28px;align-items:start;padding-bottom:24px}
@media(min-width:900px){.sp{grid-template-columns:6fr 5fr;gap:56px}.sp-chu{position:sticky;top:96px}}
.sp-lon{display:block;width:100%;padding:0;border:0;background:var(--nen-phu);cursor:zoom-in}
.sp-lon img{width:100%;height:auto;max-height:82vh;object-fit:contain;margin:0 auto}
.sp-nho{display:flex;gap:8px;margin-top:10px;overflow-x:auto;padding-bottom:4px}
.nho{flex:0 0 64px;aspect-ratio:2/3;padding:0;border:1px solid transparent;background:var(--nen-phu);cursor:pointer}
.nho img{width:100%;height:100%;object-fit:contain}
.nho.dang{border-color:var(--do)}
.sp-chu h1{font-size:34px;color:var(--do);line-height:1.2}
.sp-kieu{font-size:17px;color:var(--chu-nhat);margin:6px 0 0}
.sp-mo{font-size:16px}
.sp-ct{padding-left:18px;margin:0 0 16px}
.sp-ct li::marker{color:var(--do)}
.sp-that{font-size:14px;font-style:italic;color:var(--chu-nhat);border-left:2px solid var(--do);padding-left:12px}
.sp-nut{display:grid;gap:10px;margin:24px 0 18px}
.sp-nut .link-gach{display:inline-block;margin-top:4px}

/* liên hệ */
.ds-lien{list-style:none;padding:0;margin:0}
.ds-lien li{padding:14px 0;border-bottom:1px solid var(--vien);font-size:16px}

/* chân trang đỏ, không đen */
.chan-trang{background:var(--do);color:var(--kem);padding:48px 0 22px;margin-top:0}
.chan-trong{display:grid;gap:28px}
@media(min-width:768px){.chan-trong{grid-template-columns:2fr 1fr 1fr;gap:40px}}
.chan-logo{font-size:15px;font-weight:500;letter-spacing:.26em;margin-bottom:10px}
.chan-mo{font-size:14px;opacity:.9;max-width:420px}
.chan-tieu{font-size:12px;letter-spacing:.2em;text-transform:uppercase;opacity:.8;margin-bottom:8px}
.chan-link{display:block;font-size:14px;padding:4px 0;color:var(--kem)}
.chan-link:hover{text-decoration:underline}
.chan-cuoi{font-size:12px;opacity:.8;border-top:1px solid rgba(255,255,255,.22);padding-top:16px;margin-top:32px}

/* xem ảnh lớn: nền sáng */
.hop-xem{position:fixed;inset:0;background:rgba(255,253,250,.97);z-index:50;display:flex;align-items:center;justify-content:center}
.hop-xem[hidden]{display:none}
.hop-xem img{max-width:94vw;max-height:90vh;object-fit:contain}
.hop-xem button{position:absolute;background:none;border:0;color:var(--do);font-size:44px;line-height:1;cursor:pointer;padding:12px 16px}
.hop-dong{top:6px;right:8px}
.hop-lui{left:4px;top:50%;transform:translateY(-50%)}
.hop-toi{right:4px;top:50%;transform:translateY(-50%)}