/* ==========================================================================
   Style riêng từng module. Quy ước: .m-<tên module>. Chỉ dùng token.
   ========================================================================== */

/* ---- header ---- */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--c-header); backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px); transition: box-shadow var(--dur), background var(--dur); }
.site-header.is-scrolled { box-shadow: 0 1px 0 var(--c-line), 0 10px 30px rgba(38,38,43,.05); background: var(--c-header); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); min-height: 84px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none !important; }
.brand__mark { height: 46px; width: auto; transition: transform var(--dur) var(--ease); }
.brand:hover .brand__mark { transform: translateY(-2px); }
.brand__text { display: flex; flex-direction: column; line-height: 1; }
.brand__name { font-family: var(--f-ui); font-weight: 600; font-size: 1.15rem; letter-spacing: .2em; text-transform: uppercase; color: var(--c-gold); }
.brand__sub { font-family: var(--f-ui); font-weight: 400; font-size: .82rem; letter-spacing: .06em; color: var(--c-muted); margin-top: 3px; }
.nav { display: flex; align-items: center; gap: 2px; list-style: none; margin: 0; padding: 0; }
.nav a { display: block; padding: 10px 13px; color: var(--c-ink); font-family: var(--f-ui); font-weight: 600; font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; position: relative; text-decoration: none !important; }
.nav a::after { content: ""; position: absolute; left: 13px; right: 13px; bottom: 5px; height: 1.5px; background: var(--c-gold); transform: scaleX(0); transform-origin: left; transition: transform var(--dur) var(--ease); }
.nav a:hover::after, .nav a.is-active::after { transform: scaleX(1); }
.nav a.is-active { color: var(--c-gold-ink); }
.nav-toggle { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; padding: 0; }
.nav-toggle span { display: block; height: 2px; background: var(--c-ink); border-radius: 2px; margin: 6px auto; width: 22px; transition: transform var(--dur), opacity var(--dur); }
.header-tools { display: flex; align-items: center; gap: 6px; }
.theme-toggle { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--c-line); background: var(--c-surface); cursor: pointer; display: grid; place-items: center; color: var(--c-ink); transition: border-color var(--dur), transform var(--dur); }
.theme-toggle:hover { border-color: var(--c-gold); transform: rotate(15deg); }
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .i-moon { display: none; } :root[data-theme="dark"] .theme-toggle .i-sun { display: none; } :root[data-theme="dark"] .theme-toggle .i-moon { display: block; }
@media (max-width: 1024px) {
  .nav-toggle { display: block; }
  .brand__mark { height: 40px; } .brand__name { font-size: 1.1rem; }
  .nav { position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; background: var(--c-ivory); padding: var(--space-2) var(--gutter) var(--space-4); box-shadow: 0 30px 40px rgba(0,0,0,.12); display: none; border-top: 1px solid var(--c-line); }
  .nav.is-open { display: flex; animation: fade .25s var(--ease); }
  .nav a { padding: 16px 4px; font-size: .9rem; text-align: center; border-bottom: 1px solid var(--c-line); }
  .nav a::after { display: none; }
  .nav-toggle.is-open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .nav-toggle.is-open span:nth-child(2) { opacity: 0; }
  .nav-toggle.is-open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
}

/* ---- notice-bar ---- */
.m-notice { font-family: var(--f-ui); background: var(--c-footer); color: rgba(255,255,255,.85); font-size: var(--fs-xs); text-align: center; padding: 9px var(--gutter); letter-spacing: .02em; }
.m-notice a { color: var(--c-gold-light); font-weight: 700; margin-left: 6px; }

/* ---- hero ---- */
.m-hero { overflow: hidden; padding-block: clamp(40px, 7vw, 96px) 0; }
.m-hero .container { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(32px, 6vw, 88px); align-items: center; }
.m-hero__kicker { font-family: var(--f-ui); display: inline-flex; align-items: center; gap: 10px; background: var(--c-surface); border: 1px solid var(--c-line); padding: 7px 16px 7px 8px; border-radius: var(--radius-pill); font-size: var(--fs-xs); font-weight: 600; color: var(--c-text); margin-bottom: var(--space-4); letter-spacing: .03em; }
.m-hero__kicker b { background: var(--c-gold); color: var(--c-ink); border-radius: var(--radius-pill); padding: 3px 10px; font-size: .68rem; letter-spacing: .1em; }
.m-hero h1 { font-size: var(--fs-4xl); margin-bottom: var(--space-4); }
.m-hero h1 .accent { font-size: 1.08em; }
.m-hero__lead { font-size: var(--fs-lg); color: var(--c-muted); max-width: 500px; line-height: 1.8; }
.m-hero__actions { display: flex; gap: var(--space-2); flex-wrap: wrap; margin: var(--space-5) 0 var(--space-4); }
.m-hero__actions .btn { padding: 13px 22px; font-size: .78rem; letter-spacing: .08em; }
.m-hero__trust { display: flex; align-items: center; gap: var(--space-3); font-size: var(--fs-sm); color: var(--c-muted); }
.m-hero__avatars { display: flex; }
.m-hero__avatars span { width: 34px; height: 34px; border-radius: 50%; border: 2.5px solid var(--c-ivory); margin-left: -10px; }
.m-hero__avatars span:first-child { margin-left: 0; }
.m-hero__visual { position: relative; }
.m-hero__frame { position: relative; border-radius: 30% 30% var(--radius-lg) var(--radius-lg) / 22% 22% var(--radius-lg) var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); aspect-ratio: 4/4.4; }
.m-hero__frame img { width: 100%; height: 100%; object-fit: cover; }
.m-hero__ring { position: absolute; inset: -14px; border: 1.5px solid var(--c-gold); border-radius: 30% 30% 30px 30px / 22% 22% 30px 30px; opacity: .55; pointer-events: none; }
.m-hero__float { font-family: var(--f-ui); position: absolute; background: var(--c-surface); border-radius: 12px; padding: 12px 16px; box-shadow: var(--shadow); display: flex; align-items: center; gap: 12px; font-size: var(--fs-sm); font-weight: 600; color: var(--c-ink); animation: float 6s ease-in-out infinite; border: 1px solid var(--c-line); }
.m-hero__float--a { top: 14%; left: -8%; }
.m-hero__float--b { bottom: 12%; right: -7%; animation-delay: -3s; }
.m-hero__float i { font-style: normal; width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; font-size: 1.2rem; }
.m-hero__float small { display: block; font-weight: 400; color: var(--c-muted); font-size: var(--fs-xs); }
@keyframes float { 50% { transform: translateY(-9px); } }
@media (max-width: 900px) {
  .m-hero .container { grid-template-columns: 1fr; }
  .m-hero__visual { max-width: 520px; margin-inline: auto; width: 100%; }
  .m-hero__float--a { left: 2%; } .m-hero__float--b { right: 2%; }
}

/* ---- stats ---- */
.m-stats { margin-top: var(--space-6); border-top: 1px solid var(--c-line); border-bottom: 1px solid var(--c-line); background: var(--c-surface); }
.m-stats .container { display: grid; grid-template-columns: repeat(4, 1fr); }
.m-stats__item { padding: var(--space-5) var(--space-3); text-align: center; border-left: 1px solid var(--c-line); }
.m-stats__item:first-child { border-left: 0; }
.m-stats__value { font-family: var(--f-display); font-size: var(--fs-2xl); font-weight: 700; color: var(--c-ink); line-height: 1; }
.m-stats__value b { color: var(--c-gold); font-weight: 700; }
.m-stats__label { color: var(--c-muted); font-size: var(--fs-sm); margin-top: 8px; }
@media (max-width: 700px) { .m-stats .container { grid-template-columns: 1fr 1fr; } .m-stats__item:nth-child(3) { border-left: 0; } .m-stats__item:nth-child(n+3) { border-top: 1px solid var(--c-line); } }

/* ---- daily-message ---- */
.m-daily { padding-block: calc(var(--section-y) * .7); }
.m-daily__card { position: relative; background: var(--c-surface); border-radius: var(--radius-lg); padding: clamp(32px, 5vw, 56px) clamp(24px, 6vw, 80px); text-align: center; box-shadow: var(--shadow); border: 1px solid var(--c-line); overflow: hidden; }
.m-daily__card::before { content: ""; position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 120px; height: 3px; background: var(--c-gold); border-radius: 0 0 3px 3px; }
.m-daily__mark { width: 52px; margin: 0 auto var(--space-3); opacity: .9; }
.m-daily__date { font-family: var(--f-ui); font-size: var(--fs-xs); letter-spacing: .2em; text-transform: uppercase; color: var(--c-muted); margin-bottom: var(--space-3); }
.m-daily__text { font-family: var(--f-accent); font-style: italic; font-weight: 500; font-size: clamp(1.5rem, 2.8vw, 2.1rem); line-height: 1.45; color: var(--c-ink); max-width: 760px; margin: 0 auto var(--space-3); }
.m-daily__text::before { content: "“"; color: var(--c-gold); } .m-daily__text::after { content: "”"; color: var(--c-gold); }
.m-daily__author { font-size: var(--fs-sm); color: var(--c-muted); }
.m-daily__author::before { content: "— "; }

/* ---- intro ---- */
.m-intro .container { display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(32px, 7vw, 96px); align-items: center; }
.m-intro__collage { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.m-intro__collage img { border-radius: var(--radius); aspect-ratio: 1; object-fit: cover; width: 100%; box-shadow: var(--shadow-sm); }
.m-intro__collage img:nth-child(1) { border-top-left-radius: 56px; }
.m-intro__collage img:nth-child(2) { margin-top: var(--space-6); }
.m-intro__collage img:nth-child(3) { margin-top: calc(-1 * var(--space-6)); }
.m-intro__collage img:nth-child(4) { border-bottom-right-radius: 56px; }
.m-intro__badge { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 118px; height: 118px; border-radius: 50%; background: var(--c-gold); display: grid; place-items: center; text-align: center; font-family: var(--f-display); font-weight: 700; color: var(--c-ink); line-height: 1.1; box-shadow: 0 10px 30px rgba(237,181,58,.5); border: 6px solid var(--c-ivory); }
.m-intro__badge b { font-size: 1.9rem; display: block; font-family: var(--f-display); }
.m-intro__badge small { font-family: var(--f-ui); font-size: .65rem; letter-spacing: .08em; text-transform: uppercase; }
.m-intro__values { list-style: none; padding: 0; margin: var(--space-5) 0; display: grid; gap: var(--space-4); }
.m-intro__values li { display: flex; gap: var(--space-3); align-items: flex-start; }
.m-intro__values i { flex: 0 0 48px; height: 48px; border-radius: 12px; display: grid; place-items: center; font-style: normal; font-size: 1.25rem; }
.m-intro__values b { display: block; color: var(--c-ink); font-family: var(--f-display); font-size: var(--fs-lg); margin-bottom: 2px; }
.m-intro__values small { color: var(--c-muted); font-size: var(--fs-sm); }
@media (max-width: 900px) { .m-intro .container { grid-template-columns: 1fr; } .m-intro__collage { max-width: 520px; margin-inline: auto; } }

/* ---- programs ---- */
.m-programs__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.m-programs__card { padding: var(--space-5) var(--space-4); border-radius: var(--radius); background: var(--c-surface); border: 1px solid var(--c-line); position: relative; overflow: hidden; transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color var(--dur); text-decoration: none !important; display: block; isolation: isolate; }
/* ảnh nền chìm (đặt qua --bg trong style của thẻ) */
.m-programs__card--img::after { content: ""; position: absolute; inset: 0; background: var(--bg) center / cover no-repeat; opacity: .14; z-index: -1; transition: opacity .6s var(--ease), transform 1.2s var(--ease); transform: scale(1.04); }
.m-programs__card--img:hover::after { opacity: .3; transform: scale(1.12); }
.m-programs__card--img > * { position: relative; }
.m-programs__card--img h3, .m-programs__card--img p { text-shadow: 0 1px 0 var(--c-surface), 0 0 12px var(--c-surface); }
.m-programs__card--img .m-programs__icon { background-color: var(--c-surface); box-shadow: var(--shadow-sm); }
:root[data-theme="dark"] .m-programs__card--img::after { opacity: .18; }
.m-programs__card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.m-programs__icon { width: 60px; height: 60px; border-radius: 14px; display: grid; place-items: center; font-size: 1.7rem; margin-bottom: var(--space-4); transition: transform var(--dur) var(--ease); }
.m-programs__card:hover .m-programs__icon { animation: wiggle .7s var(--ease); }
@keyframes wiggle { 0% { transform: rotate(0); } 25% { transform: rotate(-10deg) scale(1.1); } 60% { transform: rotate(8deg) scale(1.1); } 100% { transform: rotate(0) scale(1.08); } }
.m-programs__card[data-color="gold"]  .m-programs__icon { background: var(--c-gold-pale); }
.m-programs__card[data-color="pink"]  .m-programs__icon { background: var(--c-coral-pale); }
.m-programs__card[data-color="sky"]   .m-programs__icon { background: var(--c-sky-pale); }
.m-programs__card[data-color="green"] .m-programs__icon { background: var(--c-sage-pale); }
.m-programs__card h3 { font-size: var(--fs-lg); margin-bottom: var(--space-2); }
.m-programs__card p { color: var(--c-muted); font-size: var(--fs-sm); margin: 0; }
.m-programs__card .link-more { display: none; } /* tạm ẩn 'Chi tiết' */
.m-programs__num { position: absolute; top: 18px; right: 22px; font-family: var(--f-accent); font-style: italic; font-size: 2rem; color: var(--c-line); }
@media (max-width: 960px) { .m-programs__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .m-programs__grid { grid-template-columns: 1fr; } }

/* ---- posts-grid ---- */
.m-posts__list { display: grid; grid-template-columns: 1.35fr 1fr; gap: var(--space-4); align-items: stretch; }
.m-posts__featured .card__media { aspect-ratio: 16/10; }
.m-posts__featured .card__body { padding: var(--space-5); }
.m-posts__featured .card__title { font-size: var(--fs-2xl); }
.m-posts__side { display: grid; gap: var(--space-3); grid-auto-rows: 1fr; } /* các thẻ phụ chia đều chiều cao cột phải, luôn cân với thẻ lớn */
.m-posts__side .card { display: grid; grid-template-columns: 128px 1fr; }
.m-posts__side .card__media { aspect-ratio: auto; height: 100%; min-height: 120px; }
.m-posts__side .card__body { display: flex; flex-direction: column; justify-content: center; }
.m-posts__side .card__body { padding: var(--space-3) var(--space-4); }
.m-posts__side .card__title { font-size: var(--fs-md); }
@media (max-width: 860px) { .m-posts__list { grid-template-columns: 1fr; } }
@media (max-width: 460px) { .m-posts__side .card { grid-template-columns: 96px 1fr; } }

/* ---- gallery ---- */
.m-gallery__grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 200px; gap: var(--space-3); }
.m-gallery__grid a { border-radius: var(--radius); overflow: hidden; position: relative; display: block; }
.m-gallery__grid a:nth-child(1) { grid-column: span 2; grid-row: span 2; }
.m-gallery__grid img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.m-gallery__grid a:hover img { transform: scale(1.05); }
.m-gallery__grid figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 40px 18px 14px; color: #fff; font-family: var(--f-ui); font-weight: 600; background: linear-gradient(transparent, rgba(20,20,24,.65)); font-size: var(--fs-sm); opacity: 0; transform: translateY(8px); transition: opacity var(--dur), transform var(--dur) var(--ease); }
.m-gallery__grid a:hover figcaption { opacity: 1; transform: none; }
@media (max-width: 700px) { .m-gallery__grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 160px; } .m-gallery__grid figcaption { opacity: 1; transform: none; } }

/* ---- videos ---- */
.m-videos__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.m-videos__grid--featured > div:first-child { grid-column: span 2; grid-row: span 2; }
.m-videos__grid--featured .video-embed { height: 100%; aspect-ratio: auto; }
.m-videos__grid--featured > div { display: flex; flex-direction: column; }
.m-videos__grid--featured > div:not(:first-child) .video-embed { aspect-ratio: 16/9; }
.video-embed { position: relative; aspect-ratio: 16/9; border-radius: var(--radius); overflow: hidden; background: var(--c-ink); cursor: pointer; box-shadow: var(--shadow-sm); }
.video-embed img { width: 100%; height: 100%; object-fit: cover; opacity: .85; transition: transform 1s var(--ease), opacity var(--dur); }
.video-embed:hover img { transform: scale(1.03); opacity: 1; }
.video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-embed__play { position: absolute; inset: 0; display: grid; place-items: center; }
.video-embed__play span { width: 64px; height: 64px; border-radius: 50%; background: var(--c-surface); display: grid; place-items: center; box-shadow: var(--shadow); transition: transform var(--dur) var(--ease), background var(--dur); }
.video-embed:hover .video-embed__play span { transform: scale(1.1); background: var(--c-gold); }
.video-embed__play svg { margin-left: 3px; }
.m-videos__title { margin-top: var(--space-3); font-size: var(--fs-md); }
.m-videos__grid--featured .m-videos__title { display: none; } /* trang chủ: ẩn tiêu đề cho lưới ngay ngắn */
@media (max-width: 800px) { .m-videos__grid--featured .m-videos__title { display: block; text-align: center; } }
@media (max-width: 800px) { .m-videos__grid { grid-template-columns: 1fr 1fr; } .m-videos__grid--featured > div:first-child { grid-column: span 2; grid-row: auto; } .m-videos__grid--featured .video-embed { aspect-ratio: 16/9; height: auto; } }
@media (max-width: 520px) { .m-videos__grid { grid-template-columns: 1fr; } .m-videos__grid--featured > div:first-child { grid-column: auto; } }

/* ---- testimonials ---- */
.m-testi__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.m-testi__card { background: var(--c-surface); border-radius: var(--radius); padding: var(--space-5) var(--space-4) var(--space-4); border: 1px solid var(--c-line); position: relative; display: flex; flex-direction: column; }
.m-testi__card::before { content: "“"; font-family: var(--f-accent); font-size: 4.5rem; line-height: 1; color: var(--c-gold); position: absolute; top: 14px; left: 22px; opacity: .8; }
.m-testi__quote { position: relative; font-family: var(--f-accent); font-style: italic; font-size: 1.15rem; line-height: 1.7; color: var(--c-ink); margin: var(--space-3) 0 var(--space-4); flex: 1; }
.m-testi__who { display: flex; align-items: center; gap: 12px; padding-top: var(--space-3); border-top: 1px solid var(--c-line); }
.m-testi__avatar { width: 42px; height: 42px; border-radius: 50%; background: var(--c-gold-pale); display: grid; place-items: center; font-weight: 600; color: var(--c-gold-ink); font-family: var(--f-display); overflow: hidden; flex: none; }
.m-testi__avatar img { width: 100%; height: 100%; object-fit: cover; }
.m-testi__who b { display: block; color: var(--c-ink); font-family: var(--f-ui); font-weight: 600; font-size: var(--fs-sm); }
.m-testi__who small { color: var(--c-muted); font-size: var(--fs-xs); }
@media (max-width: 900px) { .m-testi__grid { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; } }

/* ---- facebook + contact (2 cột) ---- */
.m-connect .container { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.m-connect--single .container { grid-template-columns: 1fr; max-width: 720px; }
.m-connect--single .section-head--left { text-align: center; margin-inline: auto; }
.m-connect--single .section-head--left .eyebrow::after { content: ""; width: 28px; height: 1.5px; background: var(--c-gold); }
.m-facebook__box { border-radius: var(--radius); overflow: hidden; background: var(--c-surface); border: 1px solid var(--c-line); box-shadow: var(--shadow-sm); min-height: 500px; }
.m-facebook__box iframe { width: 100%; height: 500px; border: 0; }
.m-facebook__fallback { padding: var(--space-5); text-align: center; color: var(--c-muted); }
.m-contact-form { background: var(--c-surface); border-radius: var(--radius-lg); padding: clamp(28px, 4vw, 48px); border: 1px solid var(--c-line); box-shadow: var(--shadow); }
.m-contact-form form { display: grid; gap: var(--space-3); }
.m-contact-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.m-contact-form .btn { width: 100%; margin-top: var(--space-2); }
@media (max-width: 960px) { .m-connect .container { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .m-contact-form .row { grid-template-columns: 1fr; } }

/* ---- map (cạnh facebook) ---- */
.m-map__box { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--c-line); box-shadow: var(--shadow-sm); height: 500px; }
.m-map__box iframe { width: 100%; height: 100%; border: 0; filter: saturate(.85); }

/* ---- partners ---- */
.m-partners__row { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: var(--space-3) var(--space-4); }
.m-partners__item { display: grid; place-items: center; height: 104px; padding: 0 var(--space-4); border-radius: var(--radius); background: var(--c-surface); border: 1px solid var(--c-line); text-decoration: none !important; position: relative; overflow: hidden; transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color var(--dur); }
.m-partners__item::after { content: ""; position: absolute; top: 0; left: -120%; width: 60%; height: 100%; background: linear-gradient(105deg, transparent 0%, rgba(255,255,255,.55) 50%, transparent 100%); transform: skewX(-20deg); transition: left .7s var(--ease); pointer-events: none; }
.m-partners__item:hover { transform: translateY(-6px) scale(1.04); box-shadow: 0 18px 40px rgba(237,181,58,.22), var(--shadow); border-color: var(--c-gold-light); }
.m-partners__item:hover::after { left: 160%; }
.m-partners__item img { max-height: 72px; max-width: 220px; width: auto; transition: transform .45s var(--ease); }
.m-partners__item:hover img { transform: scale(1.06); }
.m-partners__text { font-family: var(--f-display); font-weight: 600; font-size: var(--fs-lg); color: var(--c-ink); white-space: nowrap; }
:root[data-theme="dark"] .m-partners__item { background: #fff; }
@media (max-width: 600px) { .m-partners__row { gap: var(--space-2); } .m-partners__item { height: 80px; padding: 0 var(--space-3); } .m-partners__item img { max-height: 54px; max-width: 160px; } .m-partners__text { font-size: var(--fs-md); } }

/* ---- go top ---- */
.go-top { position: fixed; right: 20px; bottom: 84px; z-index: 40; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--c-line); background: var(--c-surface); color: var(--c-ink); cursor: pointer; display: grid; place-items: center; box-shadow: var(--shadow); opacity: 0; transform: translateY(12px); pointer-events: none; transition: opacity var(--dur), transform var(--dur) var(--ease), border-color var(--dur); }
.go-top.is-show { opacity: 1; transform: none; pointer-events: auto; }
.go-top:hover { border-color: var(--c-gold); color: var(--c-gold-ink); }
.go-top svg { width: 18px; height: 18px; }

/* ---- cta ---- */
.m-cta { padding-block: var(--space-6); }
.m-cta__box { background: linear-gradient(120deg, #F5CD5A 0%, #EDB53A 55%, #E8A33C 100%); color: #26262B; border-radius: var(--radius-lg); padding: clamp(36px, 6vw, 72px); display: grid; grid-template-columns: 1.3fr 1fr; gap: var(--space-5); align-items: center; position: relative; overflow: hidden; }
.m-cta__box::before { content: ""; position: absolute; right: -80px; top: -80px; width: 320px; height: 320px; border-radius: 50%; border: 1px solid rgba(255,255,255,.45); }
.m-cta__box::after { content: ""; position: absolute; right: 40px; top: 40px; width: 320px; height: 320px; border-radius: 50%; border: 1px solid rgba(255,255,255,.25); }
.m-cta__box .eyebrow { color: #7A5400; } .m-cta__box .eyebrow::before { background: #7A5400; } .m-cta__box .accent { color: #7A5400; }
.m-cta__box .btn--primary { background: #26262B; color: #fff; box-shadow: 0 10px 28px rgba(38,38,43,.3); } .m-cta__box .btn--primary:hover { background: #3a3a40; }
.m-cta__box h2 { color: #26262B; margin-bottom: var(--space-2); }
.m-cta__box p { color: rgba(38,38,43,.72); font-size: var(--fs-lg); margin: 0; }
.m-cta__actions { display: flex; flex-direction: column; gap: var(--space-3); align-items: flex-start; position: relative; z-index: 1; }
.m-cta__phone { font-family: var(--f-display); font-size: var(--fs-2xl); font-weight: 600; color: #26262B; }
@media (max-width: 800px) { .m-cta__box { grid-template-columns: 1fr; } }

/* ---- contact-map ---- */
.m-contact .container { display: grid; grid-template-columns: 1fr 1.2fr; gap: var(--space-6); }
.m-contact__list { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--space-4); }
.m-contact__list li { display: flex; gap: var(--space-3); align-items: flex-start; }
.m-contact__list i { font-style: normal; flex: 0 0 44px; height: 44px; border-radius: 10px; background: var(--c-gold-pale); display: grid; place-items: center; }
.m-contact__list b { display: block; font-family: var(--f-ui); font-weight: 600; font-size: var(--fs-xs); letter-spacing: .1em; text-transform: uppercase; color: var(--c-muted); margin-bottom: 2px; }
.m-contact__map { border-radius: var(--radius); overflow: hidden; min-height: 360px; box-shadow: var(--shadow); border: 1px solid var(--c-line); }
.m-contact__map iframe { width: 100%; height: 100%; min-height: 360px; border: 0; filter: saturate(.85); }
@media (max-width: 800px) { .m-contact .container { grid-template-columns: 1fr; } }

/* ---- page-head ---- */
.page-head { padding-block: var(--space-6) var(--space-5); text-align: center; position: relative; overflow: hidden; border-bottom: 1px solid var(--c-line); background: var(--c-surface); }
.page-head h1 { font-size: var(--fs-3xl); margin-bottom: var(--space-2); }
.page-head p { color: var(--c-muted); margin: 0; font-size: var(--fs-lg); }
.breadcrumb { font-family: var(--f-ui); font-size: var(--fs-xs); color: var(--c-muted); margin-bottom: var(--space-3); letter-spacing: .1em; text-transform: uppercase; }
.breadcrumb a { color: var(--c-muted); }

/* ---- tabs ---- */
.tabs { display: flex; gap: var(--space-2); flex-wrap: wrap; justify-content: center; margin-bottom: var(--space-6); }
.tabs a { padding: 9px 20px; border-radius: var(--radius-pill); background: var(--c-surface); color: var(--c-ink); font-family: var(--f-ui); font-weight: 600; font-size: var(--fs-xs); letter-spacing: .08em; text-transform: uppercase; text-decoration: none !important; border: 1px solid var(--c-line); transition: all var(--dur); }
.tabs a:hover { border-color: var(--c-gold); }
.tabs a.is-active { background: var(--c-ink); color: var(--c-ivory); border-color: var(--c-ink); }

/* ---- footer (tông sậm) ---- */
.site-footer { background: var(--c-footer); color: rgba(255,255,255,.72); padding-block: var(--space-6) var(--space-4); margin-top: 0; }
.site-footer .container { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: var(--space-5); }
.site-footer h4 { font-family: var(--f-ui); font-weight: 600; font-size: var(--fs-xs); letter-spacing: .2em; text-transform: uppercase; color: var(--c-gold-light); margin-bottom: var(--space-3); }
.site-footer a { color: rgba(255,255,255,.78); }
.site-footer a:hover { color: var(--c-gold-light); }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; font-size: var(--fs-sm); }
.site-footer__brand img { height: 96px; width: auto; margin-bottom: var(--space-3); }
.site-footer__brand p { color: rgba(255,255,255,.55); font-size: var(--fs-sm); max-width: 320px; }
.site-footer__motto { font-family: var(--f-accent); font-style: italic; font-size: 1.15rem !important; line-height: 1.4; white-space: nowrap; color: var(--c-gold-light) !important; margin-bottom: var(--space-2) !important; }
.site-footer__social { display: flex; gap: 10px; margin-top: var(--space-3); }
.site-footer__social a { width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(255,255,255,.18); display: grid; place-items: center; text-decoration: none !important; font-family: var(--f-ui); font-weight: 600; font-size: var(--fs-sm); transition: all var(--dur); }
.site-footer__social a:hover { background: var(--c-gold); border-color: var(--c-gold); color: #26262B; }
.site-footer__bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: var(--space-6); padding-top: var(--space-4); font-size: var(--fs-xs); color: rgba(255,255,255,.45); display: flex; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }
.site-footer__bottom span { white-space: nowrap; }
@media (max-width: 900px) { .site-footer .container { grid-template-columns: 1fr 1fr; } }
@media (max-width: 700px) {
  .site-footer .container { grid-template-columns: 1fr; gap: var(--space-4); }
  .site-footer { padding-block: var(--space-6) var(--space-3); }
  .site-footer__links ul { display: flex; flex-wrap: wrap; justify-content: center; gap: 0; }
  .site-footer__links li { display: inline; }
  .site-footer__links li + li::before { content: "|"; color: rgba(255,255,255,.25); margin: 0 10px; }
}

/* ---- zalo floating ---- */
.zalo-fab { position: fixed; right: 20px; bottom: 20px; z-index: 40; background: #0068ff; color: #fff; height: 50px; padding: 0 18px 0 14px; border-radius: var(--radius-pill); display: flex; align-items: center; gap: 8px; font-weight: 600; font-family: var(--f-ui); font-size: var(--fs-xs); letter-spacing: .06em; text-transform: uppercase; box-shadow: 0 12px 30px rgba(0,104,255,.35); text-decoration: none !important; transition: transform var(--dur) var(--ease); }
.zalo-fab:hover { transform: translateY(-3px); color: #fff; }
.zalo-fab svg { width: 22px; height: 22px; }

/* ==========================================================================
   TRANG GIỚI THIỆU
   ========================================================================== */
.m-about-hero { position: relative; overflow: hidden; padding-block: clamp(56px, 9vw, 120px) clamp(40px, 6vw, 80px); }
.m-about-hero .container { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.m-about-hero h1 { font-size: var(--fs-4xl); margin-bottom: var(--space-4); }
.m-about-hero__lead { font-size: var(--fs-lg); color: var(--c-muted); max-width: 560px; line-height: 1.85; }
.m-about-hero__chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: var(--space-4); }
.m-about-hero__chips span { font-family: var(--f-ui); font-size: var(--fs-xs); font-weight: 600; letter-spacing: .06em; padding: 8px 14px; border-radius: var(--radius-pill); background: var(--c-surface); border: 1px solid var(--c-line); }
.m-about-hero__seed { position: relative; aspect-ratio: 1; max-width: 420px; margin-inline: auto; width: 100%; display: grid; place-items: center; }
.seed { width: 46%; aspect-ratio: 1; border-radius: 50%; background: var(--c-surface); border: 1px solid var(--c-line); display: grid; place-items: center; box-shadow: var(--shadow-lg); animation: float 6s ease-in-out infinite; z-index: 2; }
.seed img { width: 58%; }
.seed__ring { position: absolute; border-radius: 50%; border: 1.5px solid var(--c-gold); opacity: .35; animation: ripple 6s linear infinite; }
.seed__ring--1 { inset: 18%; animation-delay: 0s; } .seed__ring--2 { inset: 8%; animation-delay: -2s; } .seed__ring--3 { inset: -2%; animation-delay: -4s; }
@keyframes ripple { 0% { transform: scale(.92); opacity: .5; } 100% { transform: scale(1.08); opacity: 0; } }
.seed__leaf { position: absolute; font-style: normal; font-size: 2rem; animation: float 5s ease-in-out infinite; filter: drop-shadow(0 6px 10px rgba(0,0,0,.12)); }
.seed__leaf--1 { top: 8%; left: 14%; } .seed__leaf--2 { top: 20%; right: 8%; animation-delay: -1.7s; } .seed__leaf--3 { bottom: 10%; left: 22%; animation-delay: -3.4s; }
@media (max-width: 900px) { .m-about-hero .container { grid-template-columns: 1fr; } .m-about-hero__seed { max-width: 300px; } .m-about-hero__text { text-align: center; } .m-about-hero__lead { margin-inline: auto; } .m-about-hero__chips { justify-content: center; } }

.m-founder .container { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(32px, 6vw, 88px); align-items: center; }
.m-founder__photo { position: relative; }
.m-founder__frame { border-radius: 50% 50% var(--radius-lg) var(--radius-lg) / 34% 34% var(--radius-lg) var(--radius-lg); overflow: hidden; aspect-ratio: 4/4.6; box-shadow: var(--shadow-lg); }
.m-founder__frame img { width: 100%; height: 100%; object-fit: cover; }
/* ảnh nền trong suốt: đặt trên nền gradient vàng, người "bước ra" khỏi khung */
.m-founder__frame--cutout { clip-path: inset(-20% -6% 0 -6%); background: radial-gradient(120% 90% at 50% 100%, var(--c-gold-light) 0%, var(--c-gold-pale) 45%, var(--c-ivory) 100%); overflow: visible; box-shadow: none; position: relative; }
.m-founder__frame--cutout::before { content: ""; position: absolute; inset: 0; border-radius: inherit; box-shadow: var(--shadow-lg); z-index: 0; }
.m-founder__frame--cutout img { position: relative; z-index: 1; object-fit: contain; object-position: bottom center; height: 112%; margin-top: -12%; filter: drop-shadow(0 18px 30px rgba(38,38,43,.25)); }
:root[data-theme="dark"] .m-founder__frame--cutout { clip-path: inset(-20% -6% 0 -6%); background: radial-gradient(120% 90% at 50% 100%, rgba(237,181,58,.5) 0%, rgba(237,181,58,.15) 45%, transparent 100%); }
.m-founder__badge { position: absolute; z-index: 3; right: -10px; bottom: 24px; background: var(--c-gold); color: var(--c-ink); border-radius: var(--radius); padding: 14px 18px; text-align: center; box-shadow: 0 12px 30px rgba(237,181,58,.45); border: 5px solid var(--c-white); }
.m-founder__badge b { display: block; font-family: var(--f-display); font-size: 2rem; line-height: 1; }
.m-founder__badge small { font-family: var(--f-ui); font-size: .65rem; letter-spacing: .1em; text-transform: uppercase; }
.m-founder__quote { font-family: var(--f-accent); font-style: italic; font-size: 1.35rem; line-height: 1.6; color: var(--c-ink); margin: var(--space-3) 0 var(--space-4); padding-left: var(--space-4); border-left: 3px solid var(--c-gold); }
.m-founder__creds { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.m-founder__creds li { display: flex; gap: 10px; align-items: center; background: var(--c-ivory); border: 1px solid var(--c-line); border-radius: var(--radius-sm); padding: 10px 12px; font-size: var(--fs-sm); transition: transform var(--dur) var(--ease), border-color var(--dur); }
.m-founder__creds li:hover { transform: translateX(4px); border-color: var(--c-gold); }
.m-founder__creds i { font-style: normal; flex: none; width: 34px; height: 34px; border-radius: 10px; background: var(--c-gold-pale); display: grid; place-items: center; }
@media (max-width: 900px) { .m-founder .container { grid-template-columns: 1fr; } .m-founder__photo { max-width: 380px; margin-inline: auto; } .m-founder__creds { grid-template-columns: 1fr; } .m-founder .container > div:last-child { text-align: center; } .m-founder__quote { border-left: 0; padding-left: 0; } }

.m-vm__grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.m-vm__card { background: var(--c-surface); border: 1px solid var(--c-line); border-radius: var(--radius-lg); padding: clamp(28px, 4vw, 44px); position: relative; overflow: hidden; transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease); }
.m-vm__card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.m-vm__card::before { content: ""; position: absolute; top: -60px; right: -60px; width: 200px; height: 200px; border-radius: 50%; opacity: .5; }
.m-vm__card--vision::before { background: var(--c-sky-pale); } .m-vm__card--mission::before { background: var(--c-gold-pale); }
.m-vm__icon { font-size: 2.4rem; margin-bottom: var(--space-3); position: relative; }
.m-vm__card h3 { font-size: var(--fs-2xl); position: relative; }
.m-vm__card p { font-size: var(--fs-lg); position: relative; }
.m-vm__goal { margin-top: var(--space-4); padding: 14px 18px; border-radius: var(--radius-sm); background: var(--c-sky-pale); font-size: var(--fs-sm); position: relative; }
.m-vm__goal span { display: block; font-family: var(--f-ui); font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: #3F6D91; margin-bottom: 4px; font-weight: 600; }
.m-vm__list { list-style: none; padding: 0; margin: var(--space-3) 0 0; display: grid; gap: 10px; position: relative; }
.m-vm__list li { padding-left: 28px; position: relative; }
.m-vm__list li::before { content: "✓"; position: absolute; left: 0; top: 0; width: 20px; height: 20px; border-radius: 50%; background: var(--c-gold); color: var(--c-ink); font-size: .75rem; font-weight: 700; display: grid; place-items: center; }
@media (max-width: 800px) { .m-vm__grid { grid-template-columns: 1fr; } }

.m-values__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.m-values__card { background: var(--c-surface); border-radius: var(--radius); padding: var(--space-5) var(--space-4); text-align: center; position: relative; border: 1px solid var(--c-line); transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease); }
.m-values__card:hover { transform: translateY(-8px) rotate(-1deg); box-shadow: var(--shadow); }
.m-values__num { position: absolute; top: 14px; left: 18px; font-family: var(--f-accent); font-style: italic; font-size: 1.6rem; color: var(--c-line); }
.m-values__icon { width: 72px; height: 72px; border-radius: 50%; margin: 0 auto var(--space-3); display: grid; place-items: center; font-size: 2rem; transition: transform .5s var(--ease); }
.m-values__card:hover .m-values__icon { transform: scale(1.12) rotate(8deg); }
.m-values__card[data-color="gold"] .m-values__icon { background: var(--c-gold-pale); } .m-values__card[data-color="sky"] .m-values__icon { background: var(--c-sky-pale); } .m-values__card[data-color="coral"] .m-values__icon { background: var(--c-coral-pale); }
.m-values__card h3 { font-size: var(--fs-2xl); text-transform: uppercase; letter-spacing: .04em; }
.m-values__card p { color: var(--c-muted); margin: 0; }
@media (max-width: 800px) { .m-values__grid { grid-template-columns: 1fr; max-width: 480px; margin-inline: auto; } }

.m-journey__line { list-style: none; padding: 0; margin: 0 auto; max-width: 760px; position: relative; display: grid; gap: var(--space-4); }
.m-journey__line::before { content: ""; position: absolute; left: 19px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(var(--c-gold), var(--c-line)); }
.m-journey__line li { position: relative; padding-left: 64px; }
.m-journey__line li::before { content: ""; position: absolute; left: 11px; top: 6px; width: 18px; height: 18px; border-radius: 50%; background: var(--c-gold); border: 4px solid var(--c-ivory); box-shadow: 0 0 0 2px var(--c-gold); }
.m-journey__line b { display: inline-block; font-family: var(--f-ui); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--c-gold-ink); margin-bottom: 4px; }
.m-journey__line h4 { margin-bottom: 4px; }
.m-journey__line p { color: var(--c-muted); margin: 0; }

/* ---- trang Học tập: khối chi tiết từng chương trình ---- */
.m-program-detail { position: relative; }
.m-program-detail .container { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.m-program-detail:nth-of-type(even) .container > div:first-child { order: 2; }
.m-program-detail__img { border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4/3; box-shadow: var(--shadow-lg); position: relative; }
.m-program-detail__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.m-program-detail:hover .m-program-detail__img img { transform: scale(1.05); }
.m-program-detail__icon { position: absolute; top: 18px; left: 18px; width: 56px; height: 56px; border-radius: 16px; background: var(--c-surface); display: grid; place-items: center; font-size: 1.6rem; box-shadow: var(--shadow); animation: float 5s ease-in-out infinite; }
@media (max-width: 800px) { .m-program-detail .container { grid-template-columns: 1fr; } .m-program-detail:nth-of-type(even) .container > div:first-child { order: 0; } }

/* ---- team (đội ngũ nhân sự) ---- */
.m-team__founder { width: max-content; margin: 0 auto; text-align: center; padding: var(--space-4) var(--space-6); border-radius: var(--radius-lg); background: linear-gradient(135deg, var(--c-gold-pale), var(--c-surface)); border: 1px solid var(--c-gold); box-shadow: var(--shadow); position: relative; }
.m-team__founder b { display: block; font-family: var(--f-display); font-size: var(--fs-xl); color: var(--c-ink); margin-top: var(--space-2); }
.m-team__founder small, .m-team__group small { display: block; color: var(--c-muted); font-size: var(--fs-xs); font-family: var(--f-ui); letter-spacing: .06em; text-transform: uppercase; }
.m-team__stem { width: 2px; height: 40px; margin: 0 auto; background: linear-gradient(var(--c-gold), var(--c-line)); }
.m-team__avatar { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; background: var(--c-gold-pale); color: var(--c-gold-ink); font-family: var(--f-display); font-weight: 600; flex: 0 0 40px; font-size: 1rem; }
.m-team__avatar--lg { width: 64px; height: 64px; font-size: 1.8rem; margin: 0 auto; background: var(--c-gold); box-shadow: 0 0 0 6px var(--c-surface), 0 0 0 7px var(--c-gold); }
.m-team__groups { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); margin-top: var(--space-4); }
.m-team__group { background: var(--c-surface); border: 1px solid var(--c-line); border-radius: var(--radius-lg); padding: var(--space-4); box-shadow: var(--shadow-sm); border-top: 4px solid var(--c-gold); transition: transform var(--dur), box-shadow var(--dur); }
.m-team__group:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.m-team__group[data-color="sky"] { border-top-color: var(--c-sky); } .m-team__group[data-color="pink"] { border-top-color: var(--c-coral); } .m-team__group[data-color="green"] { border-top-color: var(--c-sage); }
.m-team__group[data-color="sky"] .m-team__avatar { background: var(--c-sky-pale); color: var(--c-ink); }
.m-team__group[data-color="pink"] .m-team__avatar { background: var(--c-coral-pale); color: var(--c-ink); }
.m-team__group[data-color="green"] .m-team__avatar { background: var(--c-sage-pale); color: var(--c-ink); }
.m-team__group h3 { display: flex; align-items: center; gap: var(--space-2); font-size: var(--fs-lg); margin-bottom: var(--space-3); padding-bottom: var(--space-2); border-bottom: 1px dashed var(--c-line); }
.m-team__group h3 i { font-style: normal; font-size: 1.3rem; } .m-team__group h3 span { margin-left: auto; font-family: var(--f-accent); font-style: italic; font-size: 1.1rem; color: var(--c-muted); font-weight: 400; }
.m-team__group ul { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--space-2); }
.m-team__group li { display: flex; align-items: center; gap: var(--space-3); padding: 6px 8px; border-radius: 10px; transition: background var(--dur); }
.m-team__group li:hover { background: var(--c-sand); }
.m-team__group li b { display: block; font-weight: 600; color: var(--c-ink); }
.m-team__group[data-color="pink"] ul { grid-template-columns: 1fr 1fr; }
.m-team__group[data-color="pink"] li { gap: var(--space-2); padding-inline: 4px; } .m-team__group[data-color="pink"] li b { white-space: nowrap; font-size: var(--fs-sm); }
@media (max-width: 960px) { .m-team__groups { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .m-team__groups { grid-template-columns: 1fr; } .m-team__group[data-color="pink"] ul { grid-template-columns: 1fr; } .m-team__group h3 { justify-content: center; } .m-team__group h3 span { margin-left: 0; } }