/* Tông "đêm phép thuật": tím đêm, ánh vàng, hồng phấn — lấy từ thế giới Elaria & thủy cung */
:root{--nen:#0E0A1F;--nen-2:#161032;--the:rgba(255,255,255,.06);--vien:rgba(255,255,255,.12);--chu:#F5F0FF;--chu-mo:#B9AED6;--vang:#FFD58A;--hong:#FF8FB8;--tim:#9B7BFF;--xanh:#6FD3FF;--bong:0 20px 60px rgba(0,0,0,.45)}
/* Trang luôn tối theo phong cách; bản sáng cho ai đặt data-theme="light" */
:root[data-theme="light"]{--nen:#FBF7FF;--nen-2:#F1EAFF;--the:#fff;--vien:#E5DAFA;--chu:#231A3D;--chu-mo:#6B5F8A;--bong:0 16px 40px rgba(80,50,140,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--nen);color:var(--chu);font:16px/1.7 "Be Vietnam Pro",system-ui,sans-serif;overflow-x:hidden}
a{color:inherit}img,video{max-width:100%;display:block}
.wrap{width:min(1180px,calc(100% - 32px));margin:auto}
h1,h2,h3{font-family:"Playfair Display","Baloo 2",serif;line-height:1.15;margin:0 0 .4em;font-weight:700}
h3{font-family:"Baloo 2","Be Vietnam Pro",sans-serif}
.lap-lanh{background:linear-gradient(100deg,var(--vang),var(--hong) 45%,var(--tim) 75%,var(--xanh));-webkit-background-clip:text;background-clip:text;color:transparent;background-size:200% 100%;animation:chay 8s linear infinite}
@keyframes chay{to{background-position:200% 0}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--vang);margin:0 0 12px}
.eyebrow::before{content:"✦"}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:999px;background:linear-gradient(100deg,var(--hong),var(--tim));color:#fff;font-weight:600;text-decoration:none;border:0;cursor:pointer;box-shadow:0 10px 30px rgba(155,123,255,.4);transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 40px rgba(255,143,184,.5)}
.btn.kinh{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.3);backdrop-filter:blur(8px);box-shadow:none}
/* đầu trang */
header{position:fixed;inset:0 0 auto;z-index:50;transition:background .3s}
header.cuon{background:rgba(14,10,31,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--vien)}
header .wrap{display:flex;align-items:center;gap:18px;height:68px}
.logo{font:700 22px "Playfair Display",serif;text-decoration:none;color:#fff;letter-spacing:.02em}
.logo b{color:var(--vang)}
nav{margin-left:auto;display:flex;gap:2px}
nav a{padding:8px 12px;border-radius:999px;text-decoration:none;font-size:15px;color:rgba(255,255,255,.8)}
nav a:hover{background:rgba(255,255,255,.1);color:#fff}
.nut-menu{display:none;background:none;border:0;font-size:24px;color:#fff;cursor:pointer}
@media(max-width:900px){.nut-menu{display:block;margin-left:auto}nav{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;background:rgba(14,10,31,.97);padding:10px 16px 18px;border-bottom:1px solid var(--vien)}nav.mo{display:flex}}
/* HERO */
.hero{position:relative;min-height:100svh;display:grid;align-items:center;overflow:hidden;isolation:isolate}
.hero video,.hero .poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-3;transform:scale(1.05);animation:tho 18s ease-in-out infinite alternate}
@keyframes tho{to{transform:scale(1.14)}}
.hero::after{content:"";position:absolute;inset:0;z-index:-2;background:radial-gradient(ellipse at 30% 40%,rgba(14,10,31,.15),rgba(14,10,31,.75) 70%),linear-gradient(180deg,rgba(14,10,31,.35),rgba(14,10,31,0) 30%,var(--nen) 98%)}
#sao{position:absolute;inset:0;z-index:-1;pointer-events:none}
.hero .noi-dung{padding:120px 0 90px;max-width:760px}
.hero h1{font-size:clamp(38px,6.4vw,78px);color:#fff;text-shadow:0 4px 40px rgba(0,0,0,.5)}
.hero .lead{font-size:clamp(17px,2vw,20px);color:rgba(255,255,255,.88);max-width:600px;margin:0 0 30px}
.hero .nut{display:flex;flex-wrap:wrap;gap:14px}
.huy-hieu{display:flex;flex-wrap:wrap;gap:10px;margin-top:38px}
.huy-hieu span{padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(6px);font-size:14px;color:#fff}
.cuon-xuong{position:absolute;left:50%;bottom:24px;translate:-50% 0;color:rgba(255,255,255,.7);font-size:13px;letter-spacing:.2em;text-decoration:none;animation:nhun 2s ease-in-out infinite}
@keyframes nhun{50%{transform:translateY(6px)}}
/* khu chung */
section.khu{padding:100px 0;position:relative}
section.khu.toi{background:var(--nen-2)}
.dau-khu{max-width:680px;margin-bottom:44px}.dau-khu h2{font-size:clamp(30px,4vw,48px)}.dau-khu p{color:var(--chu-mo);margin:0;font-size:17px}
.giua{text-align:center;margin-inline:auto}
/* hiện dần khi cuộn */
.hien{opacity:0;transform:translateY(30px);transition:opacity .8s,transform .8s}.hien.ro{opacity:1;transform:none}
/* bộ sưu tập phong cách */
.bo-suu-tap{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:220px;gap:14px}
.o-anh{position:relative;border-radius:20px;overflow:hidden;background:#000;box-shadow:var(--bong);cursor:zoom-in}
.o-anh.to{grid-column:span 2;grid-row:span 2}
.o-anh img,.o-anh video{width:100%;height:100%;object-fit:cover;transition:transform .8s}
.o-anh:hover img,.o-anh:hover video{transform:scale(1.07)}
.o-anh figcaption{position:absolute;inset:auto 0 0;padding:30px 16px 12px;background:linear-gradient(transparent,rgba(0,0,0,.75));color:#fff;font-weight:600;font-size:15px}
.o-anh::after{content:"";position:absolute;inset:0;border-radius:20px;border:1px solid rgba(255,255,255,.14);pointer-events:none}
@media(max-width:900px){.bo-suu-tap{grid-template-columns:repeat(2,1fr);grid-auto-rows:170px}}
.phong-cach-cau{margin-top:40px;padding:26px 30px;border-radius:22px;background:linear-gradient(120deg,rgba(255,143,184,.14),rgba(155,123,255,.14));border:1px solid var(--vien);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px}
.phong-cach-cau p{margin:0;font-size:18px;max-width:720px}
/* thẻ */
.luoi{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:22px}
.the{background:var(--the);border:1px solid var(--vien);border-radius:22px;overflow:hidden;text-decoration:none;display:flex;flex-direction:column;transition:transform .3s,border-color .3s;backdrop-filter:blur(6px)}
a.the:hover,.the.nang:hover{transform:translateY(-6px);border-color:rgba(255,213,138,.5)}
.the .hinh{aspect-ratio:16/10;overflow:hidden;position:relative}
.the .hinh img,.the .hinh video{width:100%;height:100%;object-fit:cover;transition:transform .8s}
.the:hover .hinh img{transform:scale(1.06)}
.the .than{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.the h3{font-size:22px;margin-bottom:6px}.the p{color:var(--chu-mo);margin:0 0 12px;flex:1}
.nhan{align-self:flex-start;font-size:12px;font-weight:600;padding:3px 11px;border-radius:999px;background:rgba(255,213,138,.14);color:var(--vang);margin-bottom:10px}
.xem{font-weight:600;color:var(--hong);font-size:15px}
/* dịch vụ */
.dich-vu .the{position:relative}
.dich-vu .so{position:absolute;top:14px;left:14px;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:rgba(14,10,31,.6);backdrop-filter:blur(6px);color:var(--vang);font:700 15px "Playfair Display",serif;border:1px solid rgba(255,213,138,.4)}
/* hành trình */
.hanh-trinh{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;position:relative}
.hanh-trinh::before{content:"";position:absolute;left:0;right:0;top:19px;height:2px;background:linear-gradient(90deg,var(--hong),var(--tim),var(--xanh))}
.buoc{position:relative;padding-top:52px}
.buoc::before{content:"✦";position:absolute;top:0;left:0;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:var(--nen-2);border:2px solid var(--vang);color:var(--vang);box-shadow:0 0 20px rgba(255,213,138,.4)}
.buoc b{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--hong)}.buoc h3{font-size:19px;margin:4px 0 6px}.buoc p{margin:0;color:var(--chu-mo);font-size:15px}
@media(max-width:900px){.hanh-trinh{grid-template-columns:1fr;padding-left:56px}.hanh-trinh::before{left:19px;right:auto;top:0;bottom:0;width:2px;height:auto;background:linear-gradient(var(--hong),var(--tim),var(--xanh))}.buoc{padding-top:0}.buoc::before{left:-56px}}
/* hoạt hình */
.phim-luoi{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.phim{position:relative;aspect-ratio:3/4;border-radius:22px;overflow:hidden;display:flex;align-items:flex-end;box-shadow:var(--bong)}
.phim img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s}
.phim:hover img{transform:scale(1.08)}
.phim::before{content:"";position:absolute;inset:0;background:linear-gradient(transparent 40%,rgba(14,10,31,.92));z-index:1}
.phim div{position:relative;z-index:2;padding:18px}.phim h3{color:#fff;font-size:20px;margin:6px 0 0}
@media(max-width:900px){.phim-luoi{grid-template-columns:repeat(2,1fr)}}
.ghi-chu{margin-top:18px;color:var(--chu-mo);font-size:14px}
/* blog */
.loc{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.loc button{border:1px solid var(--vien);background:var(--the);color:var(--chu-mo);padding:8px 18px;border-radius:999px;font:inherit;font-size:14px;cursor:pointer}
.loc button.dang{background:linear-gradient(100deg,var(--hong),var(--tim));color:#fff;border-color:transparent}
.meta{font-size:13px;color:var(--chu-mo);margin-bottom:6px}
/* liên hệ */
.lien-he{position:relative;overflow:hidden;text-align:center;padding:130px 0;isolation:isolate}
.lien-he video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;opacity:.55}
.lien-he::after{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(ellipse,rgba(14,10,31,.35),var(--nen) 80%)}
.lien-he h2{font-size:clamp(32px,5vw,58px)}.lien-he p{color:var(--chu-mo);font-size:18px;max-width:560px;margin:0 auto}
.lien-he .nut{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:28px}
footer{padding:28px 0;border-top:1px solid var(--vien);color:var(--chu-mo);font-size:14px;text-align:center}
.dien{background:#FFE9A8;color:#6B4E00;border-radius:4px;padding:0 4px}
/* xem ảnh lớn */
.hop-xem{position:fixed;inset:0;z-index:200;background:rgba(5,3,12,.92);display:none;place-items:center;padding:24px;cursor:zoom-out}
.hop-xem.mo{display:grid}.hop-xem img{max-height:88vh;border-radius:14px;box-shadow:var(--bong)}
/* trang bài viết */
.doc{max-width:740px;margin:auto;padding:120px 0 90px}
.doc .bia{border-radius:22px;margin:24px 0 30px;aspect-ratio:16/8;object-fit:cover;width:100%}
.doc h1{font-size:clamp(30px,4.4vw,46px)}.doc h2{font-size:26px;margin-top:1.6em}.doc p{font-size:18px;color:#E6DEFA}
.quay-lai{display:inline-block;text-decoration:none;color:var(--chu-mo)}
/* nút ngôn ngữ */
.ngon-ngu{position:relative}
.ngon-ngu>button{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.28);border-radius:999px;padding:6px 12px;font:600 13px/1.3 inherit;cursor:pointer;white-space:nowrap}
.ngon-ngu .ds{display:none;position:absolute;right:0;top:calc(100% + 8px);min-width:160px;background:#1B1438;border:1px solid var(--vien);border-radius:14px;padding:6px;box-shadow:var(--bong)}
.ngon-ngu.mo .ds{display:block}
.ngon-ngu .ds a{display:block;padding:8px 12px;border-radius:9px;text-decoration:none;color:#fff;font-size:14px}
.ngon-ngu .ds a:hover{background:rgba(255,255,255,.08)}.ngon-ngu .ds a.dang{background:linear-gradient(100deg,var(--hong),var(--tim))}
.goog-te-banner-frame,.skiptranslate>iframe,#goog-gt-tt,.goog-te-balloon-frame,.VIpgJd-ZVi9od-ORHb-OEVmcd,.VIpgJd-ZVi9od-aZ2wEe-wOHMyf{display:none!important}
body{top:0!important}font{background:none!important;box-shadow:none!important}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}.hien{opacity:1;transform:none}}
@media(max-width:900px){.ngon-ngu{margin-left:auto}.nut-menu{margin-left:0!important}}
.hero{grid-template-columns:minmax(0,1fr)}.hero h1,.hero .lead{overflow-wrap:anywhere}.logo{white-space:nowrap}

/* ===== TÔNG CẦU VỒNG SÁNG (05/11) — đè lên tông tối phía trên ===== */
:root,:root[data-theme="light"]{--nen:#FFFDFB;--nen-2:#FFF4FA;--the:rgba(255,255,255,.82);--vien:#F3E3F0;--chu:#2A2140;--chu-mo:#6E6488;--vang:#F5A524;--hong:#FF5FA2;--tim:#8B5CF6;--xanh:#22B8F0;--la:#34C77B;--cam:#FF8A3D;--bong:0 18px 48px rgba(139,92,246,.14)}
:root{--cau-vong:linear-gradient(90deg,#FF5F7E,#FF9F43,#FFD43B,#51CF66,#22B8F0,#8B5CF6,#E64980)}
body{background:var(--nen);background-image:radial-gradient(circle at 10% 20%,rgba(255,95,126,.10),transparent 30%),radial-gradient(circle at 90% 10%,rgba(34,184,240,.12),transparent 30%),radial-gradient(circle at 80% 70%,rgba(139,92,246,.10),transparent 35%),radial-gradient(circle at 15% 85%,rgba(255,212,59,.12),transparent 30%);background-attachment:fixed}
.lap-lanh{background:var(--cau-vong);background-size:200% 100%;-webkit-background-clip:text;background-clip:text}
.eyebrow{color:var(--hong)}
/* thanh cầu vồng trên cùng */
body::before{content:"";position:fixed;inset:0 0 auto;height:4px;z-index:60;background:var(--cau-vong);background-size:200% 100%;animation:chay 6s linear infinite}
.btn{background:var(--cau-vong);background-size:200% 100%;animation:chay 8s linear infinite;box-shadow:0 10px 30px rgba(255,95,162,.3)}
.btn.kinh{background:rgba(255,255,255,.75);color:var(--chu);border:1px solid #fff;animation:none}
header.cuon{background:rgba(255,255,255,.85);border-bottom:1px solid var(--vien)}
header.cuon .logo,header.cuon nav a{color:var(--chu)}header.cuon .logo b{color:var(--hong)}
header.cuon nav a:hover{background:var(--nen-2)}
header.cuon .ngon-ngu>button,header.cuon .nut-menu{color:var(--chu);border-color:var(--vien);background:#fff}
.logo b{color:#FFE066}
/* hero: sáng, phủ ánh cầu vồng thay vì màn tối */
.hero video,.hero .poster{filter:brightness(1.18) saturate(1.25)}
.hero::after{background:linear-gradient(120deg,rgba(255,95,126,.28),rgba(255,212,59,.18) 30%,rgba(81,207,102,.12) 50%,rgba(34,184,240,.2) 70%,rgba(139,92,246,.3)),linear-gradient(180deg,rgba(40,20,70,.25),rgba(40,20,70,.05) 40%,rgba(255,253,251,.0) 75%,var(--nen) 99%)}
.hero h1{text-shadow:0 4px 30px rgba(60,20,90,.45)}
.hero .lap-lanh{filter:drop-shadow(0 2px 14px rgba(255,255,255,.6))}
.hero .lead{text-shadow:0 2px 14px rgba(40,20,70,.55)}
.huy-hieu span{background:rgba(255,255,255,.22);border-color:rgba(255,255,255,.55)}
.cuon-xuong{color:var(--chu-mo)}
/* khu */
section.khu.toi{background:linear-gradient(180deg,rgba(255,244,250,.9),rgba(240,248,255,.9))}
.the{background:var(--the);box-shadow:var(--bong)}
a.the:hover,.the.nang:hover{border-color:transparent;box-shadow:0 0 0 2px #fff,0 0 0 4px rgba(255,95,162,.5),var(--bong)}
.nhan{background:rgba(255,95,162,.12);color:var(--hong)}
.dich-vu .so{background:#fff;color:var(--hong);border-color:#FFD1E4}
.buoc::before{background:#fff;border-color:var(--hong);color:var(--hong);box-shadow:0 0 0 6px rgba(255,95,162,.12)}
.hanh-trinh::before{background:var(--cau-vong)}
@media(max-width:900px){.hanh-trinh::before{background:linear-gradient(#FF5F7E,#FF9F43,#FFD43B,#51CF66,#22B8F0,#8B5CF6)}}
.buoc b{color:var(--tim)}
.phong-cach-cau{background:linear-gradient(120deg,rgba(255,95,126,.12),rgba(255,212,59,.12),rgba(81,207,102,.1),rgba(34,184,240,.12),rgba(139,92,246,.14));border-color:#fff}
.loc button{background:#fff}
.loc button.dang{background:var(--cau-vong);background-size:200% 100%}
.lien-he video{opacity:.9;filter:brightness(1.15) saturate(1.2)}
.lien-he::after{background:radial-gradient(ellipse,rgba(255,255,255,.55),rgba(255,253,251,.92) 75%)}
.ngon-ngu .ds{background:#fff}.ngon-ngu .ds a{color:var(--chu)}.ngon-ngu .ds a:hover{background:var(--nen-2)}.ngon-ngu .ds a.dang{background:var(--cau-vong);color:#fff}
.doc p{color:var(--chu)}
@media(max-width:900px){nav{background:rgba(255,255,255,.97)}nav a{color:var(--chu)}}
.hop-xem{background:rgba(255,253,251,.95)}
footer{background:#fff}
.hero .noi-dung{position:relative}
.hero .noi-dung::before{content:"";position:absolute;inset:40px -60px 20px -60px;z-index:-1;border-radius:40px;background:radial-gradient(ellipse at 40% 50%,rgba(40,16,70,.42),rgba(40,16,70,0) 72%);filter:blur(10px)}
.hero h1 .lap-lanh{filter:drop-shadow(0 2px 8px rgba(40,16,70,.5))}
.hero .eyebrow{color:#FFE066;text-shadow:0 1px 8px rgba(40,16,70,.6)}
.video-dung{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px;margin-bottom:34px}
.khung-video{margin:0;border-radius:22px;overflow:hidden;background:#fff;box-shadow:var(--bong);border:3px solid transparent;background:linear-gradient(#fff,#fff) padding-box,var(--cau-vong) border-box}
.khung-video video{width:100%;aspect-ratio:16/9;object-fit:cover;background:#1b1430}
.khung-video figcaption{padding:12px 16px;font-weight:600}