/* Ảnh bằng chứng: giấy tờ chị Thoa, bảng xếp hạng, kết quả, lời cảm nhận */
.proof{list-style:none;margin:0;padding:0;display:grid;gap:clamp(14px,2vw,24px)}
.proof li{min-width:0;display:flex;flex-direction:column;gap:10px}
.proof a.zoom{display:block;border-radius:14px;overflow:hidden;background:var(--mist);border:1px solid var(--line);cursor:zoom-in}
.proof img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.proof a.zoom:hover img{transform:scale(1.03)}
.proof span{font-size:var(--step-1);line-height:1.45;color:var(--graphite)}
.proof .big{font-weight:800;font-variation-settings:"wdth" 62;font-size:clamp(34px,4vw,52px);line-height:1;color:var(--live);margin-top:4px}

/* Hero: bảng thành tích bên phải */
.hero-in{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.85fr);gap:clamp(28px,4vw,64px);align-items:center}
.hero h1{font-size:clamp(48px,7.4vw,112px)}
.hero-board{background:var(--ink);color:#fff;border-radius:var(--r-lg);padding:clamp(24px,2.6vw,36px);box-shadow:0 24px 60px -24px rgba(0,0,0,.45)}
.hb-label{margin:0;font-size:var(--step-1);font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#A9ADB6;display:flex;align-items:center;gap:8px}
.hb-label::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--live);box-shadow:0 0 0 4px rgba(240,21,78,.25)}
.hb-stats{margin:18px 0 0;padding:0}
.hb-stats div{padding:16px 0;border-top:1px solid #33353b}
.hb-stats dt{font-weight:800;font-variation-settings:"wdth" 62;font-size:clamp(30px,3vw,40px);line-height:1}
.hb-stats .hb-lead dt{font-size:clamp(44px,4.6vw,64px);color:var(--live)}
.hb-stats dd{margin:6px 0 0;color:#C9CCD3;font-size:var(--step-1);line-height:1.45}
.hb-faces{display:flex;align-items:center;gap:14px;padding-top:18px;border-top:1px solid #33353b}
.hb-av{display:flex;flex:none}
.hb-av img{width:42px;height:42px;border-radius:50%;object-fit:cover;border:2px solid var(--ink);background:#222;margin-left:-12px}
.hb-av img:first-child{margin-left:0}
.hb-faces p{margin:0;font-size:var(--step-1);line-height:1.4;color:#C9CCD3}
@media (max-width:900px){.hero-in{grid-template-columns:1fr}.hero-board{max-width:560px}}

/* Founder */
.proof-h{margin:clamp(40px,6vw,64px) 0 18px;font-weight:700;font-size:var(--step1)}
.proof-docs{grid-template-columns:repeat(4,minmax(0,1fr))}
.proof-docs a.zoom{aspect-ratio:4/5}
.proof-docs img{object-position:top}

/* Creator nói về chị Thoa */
.voices{background:var(--mist);padding:clamp(56px,8vw,104px) 0}
.voice-list{margin-top:36px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2vw,24px);align-items:stretch}
.voice{margin:0;background:var(--paper);border:1.5px solid #B9BDC6;border-radius:var(--r-lg);padding:26px 26px 22px;display:flex;flex-direction:column;box-shadow:0 1px 2px rgba(0,0,0,.08),0 10px 28px -8px rgba(0,0,0,.14)}
.voice blockquote{flex:1}
.voice-lead{grid-row:span 2;padding:clamp(28px,3vw,40px);border-color:var(--ink);flex-direction:column-reverse;justify-content:flex-end;background:var(--ink);color:#fff}
.voice.voice-lead blockquote{font-size:clamp(19px,1.9vw,24px);line-height:1.5;flex:0}
.voice.voice-lead figcaption{margin:0 0 22px;padding:0;border:0;flex-direction:column;align-items:flex-start;gap:14px}
.voice.voice-lead figcaption img{width:132px;height:132px}
.voice.voice-lead figcaption b{font-size:var(--step1)}
.voice blockquote{margin:0;font-size:var(--step0);line-height:1.6}
.voice figcaption{display:flex;align-items:center;gap:12px;margin-top:18px;padding-top:16px;border-top:1.5px solid #CDD0D6}
.voice figcaption img{width:52px;height:52px;border-radius:50%;object-fit:cover;background:var(--mist)}
.voice figcaption b{font-weight:700}

/* Ranks (nền tối) */
.rank-sub{margin-top:14px;color:#A9ADB6;max-width:40em}
.rank-sub b{color:#fff}
.rank-list li .rank{color:#fff}
.rank-list li.top1 .rank{color:var(--live)}
.proof-ranks{margin-top:clamp(36px,5vw,56px);grid-template-columns:repeat(5,minmax(0,1fr))}
.proof-ranks a.zoom{aspect-ratio:1/1;background:#111;border-color:#33353b}
.proof-ranks img{object-fit:contain}
.proof-ranks li.wide{grid-column:span 2}
.proof-ranks li.wide a.zoom{aspect-ratio:auto;flex:1}
.proof-ranks span{color:#A9ADB6}

/* Kết quả */
.results{padding:clamp(56px,8vw,104px) 0}
.results-sub{margin-top:14px;color:var(--graphite);max-width:40em}
.proof-live{margin-top:36px;grid-template-columns:repeat(2,minmax(0,1fr))}
.proof-cases{margin-top:clamp(28px,4vw,44px);grid-template-columns:repeat(3,minmax(0,1fr))}
.proof-live a.zoom,.proof-cases a.zoom{aspect-ratio:16/9}
.proof-cases img{object-position:left top}

/* Phóng to ảnh */
.lightbox{padding:0;border:0;background:transparent;max-width:94vw;max-height:92vh;cursor:zoom-out}
.lightbox::backdrop{background:rgba(0,0,0,.86)}
.lightbox img{display:block;max-width:94vw;max-height:92vh;width:auto;height:auto;border-radius:10px}

@media (max-width:900px){
  .voice-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .voice-lead{grid-row:auto;grid-column:span 2}
  .proof-ranks{grid-template-columns:repeat(3,minmax(0,1fr))}
  .proof-ranks li.wide{grid-column:span 3}
  .proof-ranks li.wide a.zoom{aspect-ratio:16/9}
}
/* Điện thoại: ảnh thành dải vuốt ngang */
@media (max-width:640px){
  .proof-docs,.proof-ranks,.proof-cases{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;margin-right:calc(-1 * var(--gut));padding-right:var(--gut);scrollbar-width:none}
  .proof-docs::-webkit-scrollbar,.proof-ranks::-webkit-scrollbar,.proof-cases::-webkit-scrollbar{display:none}
  .proof-docs li,.proof-ranks li,.proof-cases li{flex:0 0 68%;scroll-snap-align:start}
  .proof-ranks li.wide{flex-basis:88%}
  .proof-cases li{flex-basis:80%}
  .proof-live{grid-template-columns:1fr}
  .voice-list{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:14px;margin-right:calc(-1 * var(--gut));padding-right:var(--gut);scrollbar-width:none}
  .voice-list::-webkit-scrollbar{display:none}
  .voice,.voice-lead{flex:0 0 86%;scroll-snap-align:start;margin:0}
}
@media (prefers-reduced-motion:reduce){.proof img{transition:none}.proof a.zoom:hover img{transform:none}}

/* ---- Hiệu ứng (chỉ bật khi JS thêm .fx; JS không bật khi máy chọn giảm chuyển động) ---- */
.fx .reveal > *{opacity:0;transform:translateY(18px);transition:opacity .5s ease,transform .5s cubic-bezier(.2,.7,.2,1);transition-delay:calc(var(--i,0) * 80ms)}
.fx .reveal.in > *{opacity:1;transform:none}
.fx .reveal.done > *{transition-delay:0s}
.proof .big{font-variant-numeric:tabular-nums}
@media (hover:hover){
  .voice{transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
  .fx .reveal.in > .voice{transition:opacity .5s ease,transform .25s ease,border-color .25s ease,box-shadow .25s ease;transition-delay:0s}
  .voice:hover{transform:translateY(-4px);border-color:var(--live);box-shadow:0 2px 4px rgba(0,0,0,.08),0 18px 36px -12px rgba(240,21,78,.28)}
  .fx .reveal.in > .voice:hover{transform:translateY(-4px)}
}
@media (prefers-reduced-motion:reduce){.voice,.voice:hover{transition:none;transform:none}}