/* ==========================================================================
   PULDIGI — style.css
   Bảng màu lấy đúng từ logo: cam #D9663C · xanh ngọc #0E9384 · xanh đậm #0C3B1F
   Font: Fraunces (tiêu đề) + Be Vietnam Pro (nội dung)
   ========================================================================== */

:root{
  /* màu logo */
  --coral:#D9663C; --coral-d:#BE5330; --coral-soft:#E88A6B;
  --teal:#0E9384; --teal-d:#0B7669; --teal-soft:#5FC3B2;
  --deep:#0C3B1F;
  --cream:#EBDCBE;

  /* nền & chữ (hướng B — ấm) */
  --bg:#FBF7F0; --bg-2:#FFFFFF; --bg-alt:#F3ECE3;
  --ink:#2A1D18; --ink-soft:#4A3A31;
  --muted:#6E5F56;
  --line:rgba(42,29,24,.12);

  --radius:14px;
  --shadow:0 18px 44px -28px rgba(42,29,24,.32);   /* nhẹ hơn source */
  --grad:linear-gradient(115deg,var(--coral),var(--teal));

  --font-head:'Space Grotesk','Be Vietnam Pro',sans-serif;
  --font-body:'Be Vietnam Pro',system-ui,sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);color:var(--ink);background:var(--bg);
  line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
/* lớp màu nhẹ trải toàn trang — cam & xanh ngọc từ logo, rất mờ */
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(60% 45% at 88% 2%, rgba(14,147,132,.10), transparent 60%),
    radial-gradient(55% 45% at 4% 12%, rgba(217,102,60,.10), transparent 58%),
    radial-gradient(50% 40% at 60% 100%, rgba(217,102,60,.06), transparent 60%);
}
img{max-width:100%;display:block}
h1,h2,h3,.serif{font-family:var(--font-head);font-weight:500;line-height:1.12;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}

.wrap{width:min(1180px,92vw);margin-inline:auto}
.ico{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;width:24px;height:24px}

/* Nhãn nhỏ phía trên tiêu đề — đã ẩn theo yêu cầu (đổi display:none -> flex nếu muốn bật lại) */
.eyebrow{
  font-size:.74rem;letter-spacing:.22em;text-transform:uppercase;font-weight:700;
  color:var(--coral-d);display:none;align-items:center;gap:.7rem;
}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--grad);border-radius:2px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- BUTTONS ---------- */
.btn{
  font-family:var(--font-body);font-weight:600;font-size:.92rem;padding:.72rem 1.5rem;
  border-radius:11px;cursor:pointer;border:none;display:inline-flex;align-items:center;gap:.5rem;
  transition:transform .26s ease, box-shadow .26s ease, background .26s ease, border-color .26s ease;
}
.btn svg{width:18px;height:18px}
.btn-grad{background:var(--grad);color:#fff;box-shadow:0 12px 22px -14px rgba(217,102,60,.6)}
.btn-grad:hover{transform:translateY(-2px);box-shadow:0 16px 28px -14px rgba(14,147,132,.55)}
.btn-line{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.btn-line:hover{border-color:var(--ink);transform:translateY(-2px)}

/* ---------- LOGO ---------- */
.logo{display:flex;align-items:center;gap:.6rem}
.logo .mk{width:46px;height:31px}
.logo b{font-family:var(--font-head);font-size:1.5rem;font-weight:700;color:var(--ink);letter-spacing:-.02em}

/* ---------- NAV ---------- */
header.nav{position:fixed;top:14px;left:0;right:0;z-index:50}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;padding:.6rem 1.3rem;border-radius:16px;
  background:rgba(251,247,240,.42);backdrop-filter:blur(16px) saturate(1.3);-webkit-backdrop-filter:blur(16px) saturate(1.3);
  border:1px solid rgba(255,255,255,.35);transition:.35s ease;
}
header.nav.scrolled .nav-inner{background:rgba(251,247,240,.72);border-color:var(--line);box-shadow:0 10px 26px -20px rgba(42,29,24,.35)}
nav ul{display:flex;gap:1.8rem;list-style:none;align-items:center}
nav a{font-size:.92rem;font-weight:600;color:var(--ink-soft);transition:.22s}
nav a:hover{color:var(--coral)}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;color:var(--ink)}
.nav-toggle .ico{stroke-width:2}

/* ---------- HERO ---------- */
.hero{min-height:100vh;display:flex;align-items:center;padding:8rem 0 5rem;position:relative;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.orb{position:absolute;border-radius:50%;filter:blur(6px);opacity:.14;will-change:transform}
.orb-a{width:360px;height:360px;background:var(--coral);top:-70px;left:2%;animation:float 20s ease-in-out infinite}
.orb-b{width:420px;height:420px;background:var(--teal);bottom:-140px;right:0%;animation:float 26s ease-in-out infinite reverse}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(26px,-30px) scale(1.06)}}
/* lưới mảnh chuyển động nhẹ phía sau banner */
.hero-grid-lines{position:absolute;inset:-2px;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask:radial-gradient(80% 60% at 60% 30%,#000,transparent 75%);
          mask:radial-gradient(80% 60% at 60% 30%,#000,transparent 75%);
  animation:gridpan 28s linear infinite}
@keyframes gridpan{to{background-position:64px 64px}}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:3.5rem;align-items:center;position:relative;z-index:2}
.grad-text{background:linear-gradient(115deg,var(--coral),var(--teal),var(--coral));background-size:220% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shimmer 7s ease-in-out infinite}
@keyframes shimmer{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}

/* gợi ý cuộn xuống */
.scroll-cue{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:3;display:grid;place-items:center;animation:cueFade 1s ease .9s both}
.scroll-cue .mouse{width:24px;height:38px;border:2px solid var(--muted);border-radius:14px;display:block;position:relative;opacity:.7}
.scroll-cue .wheel{position:absolute;top:7px;left:50%;transform:translateX(-50%);width:4px;height:8px;border-radius:3px;background:var(--coral);animation:wheel 1.7s ease-in-out infinite}
@keyframes wheel{0%{opacity:0;transform:translate(-50%,0)}30%{opacity:1}100%{opacity:0;transform:translate(-50%,12px)}}
@keyframes cueFade{from{opacity:0}to{opacity:1}}
.hero h1{font-size:clamp(2.9rem,6vw,5rem);margin:1.3rem 0;color:var(--ink);font-weight:500}
.hero .lead{font-size:1.14rem;color:var(--ink-soft);max-width:42ch}
.hero-cta{display:flex;gap:1rem;margin-top:2.2rem;flex-wrap:wrap}
.trust{display:flex;gap:1.6rem;margin-top:2.4rem;flex-wrap:wrap;color:var(--muted);font-size:.86rem;font-weight:500}
.trust span{display:inline-flex;align-items:center;gap:.5rem}
.trust svg{width:18px;height:18px;color:var(--teal)}

/* ===== HERO PHOTO — ảnh cắt nền tự do (không khung) + hình trang trí ===== */
.hero-photo{position:relative;align-self:stretch;display:flex;justify-content:center;align-items:flex-end;min-height:520px}
.hero-photo .cut{position:relative;z-index:3;height:min(580px,68vh);width:auto;max-width:100%;object-fit:contain;
  filter:drop-shadow(0 30px 46px rgba(42,29,24,.26));animation:floatY 6s ease-in-out infinite}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
.hero-photo .blob{position:absolute;z-index:0;bottom:1%;left:50%;transform:translateX(-50%);
  width:106%;aspect-ratio:1/1.04;border-radius:48% 52% 46% 54%/54% 46% 54% 46%;
  background:radial-gradient(120% 110% at 50% 32%,rgba(232,138,107,.5),rgba(95,195,178,.34) 55%,transparent 72%)}
.hero-photo .shape{position:absolute;z-index:1;pointer-events:none}
.hero-photo .ring{width:92px;height:92px;border:9px solid rgba(14,147,132,.30);border-radius:50%;top:5%;right:1%;animation:spin 20s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.hero-photo .c-coral{width:20px;height:20px;border-radius:50%;background:var(--coral);top:24%;left:2%;animation:floatY 5s ease-in-out infinite}
.hero-photo .c-teal{width:13px;height:13px;border-radius:50%;background:var(--teal);bottom:18%;left:9%;animation:floatY 7s ease-in-out infinite}
.hero-photo .squig{width:64px;height:auto;bottom:8%;right:1%;color:var(--coral);opacity:.85;animation:floatY 8s ease-in-out infinite}
.hero-photo .dots{width:80px;height:56px;top:2%;left:8%;opacity:.55;
  background-image:radial-gradient(var(--teal) 2px,transparent 2px);background-size:14px 14px}
.hero-photo .hchip{position:absolute;z-index:4;display:inline-flex;align-items:center;gap:.5rem;
  background:rgba(255,255,255,.82);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.85);border-radius:14px;padding:.55rem .85rem;
  font-weight:600;font-size:.85rem;color:var(--ink);box-shadow:0 16px 34px -20px rgba(42,29,24,.42)}
.hero-photo .hchip .ico{width:18px;height:18px;stroke:url(#ig)}
.hero-photo .hchip.c1{top:15%;left:-5%;animation:floatY 6.5s ease-in-out infinite}
.hero-photo .hchip.c2{bottom:24%;right:-5%;animation:floatY 7.5s ease-in-out infinite}
@media (max-width:860px){
  .hero-photo{min-height:0;margin-top:1.4rem}
  .hero-photo .cut{height:min(420px,58vh)}
  .hero-photo .hchip.c1{left:0}
  .hero-photo .hchip.c2{right:0}
  .hero-photo .ring{width:66px;height:66px}
}

/* hero mosaic */
.mosaic{display:grid;grid-template-columns:1fr 1fr;grid-auto-rows:158px;gap:14px}
.tile{
  border-radius:18px;position:relative;overflow:hidden;box-shadow:var(--shadow);
  display:flex;align-items:flex-end;padding:16px;color:#fff;transition:transform .4s cubic-bezier(.2,.7,.3,1);
}
.tile:hover{transform:translateY(-6px)}
.tile.tall{grid-row:span 2}
.tile .cap{display:inline-flex;align-items:center;gap:.5rem;font-size:.82rem;font-weight:600;background:rgba(12,59,31,.34);backdrop-filter:blur(6px);padding:.4rem .8rem;border-radius:10px}
.tile .cap svg{width:16px;height:16px}
.tile .art{position:absolute;top:16px;right:16px;opacity:.92}
.tile .art svg{width:38px;height:38px;stroke-width:1.8}
.g-coral{background:var(--coral)}
.g-teal{background:var(--teal)}
.g-cream{background:var(--cream);color:var(--ink)}
.g-cream .cap{background:rgba(42,29,24,.14);color:var(--ink)}
.g-cream .art{color:var(--ink)}
/* --- ảnh / video bên trong ô mosaic banner (nếu dùng) --- */
.tile .tile-media{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;display:block;transition:transform .6s cubic-bezier(.2,.7,.3,1)}
.tile:hover .tile-media{transform:scale(1.05)}
.tile:has(.tile-media)::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,rgba(0,0,0,.14),transparent 34%,rgba(0,0,0,.5))}
.tile .cap{position:relative;z-index:2}
.tile .art{z-index:2}
.tile:has(.tile-media) .art{color:#fff;opacity:1}
.tile:has(.tile-media) .cap{background:rgba(12,59,31,.46);color:#fff}

/* --- THẺ KÍNH TRẮNG TRONG SUỐT (glassmorphism) — icon + chữ --- */
.tile.glass{
  background:rgba(255,255,255,.55);
  -webkit-backdrop-filter:blur(16px) saturate(1.3);
          backdrop-filter:blur(16px) saturate(1.3);
  border:1px solid rgba(255,255,255,.75);
  box-shadow:0 20px 46px -26px rgba(42,29,24,.30), inset 0 1px 0 rgba(255,255,255,.55);
  color:var(--ink);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:1rem;padding:20px;text-align:center;
}
.tile.glass:hover{transform:translateY(-6px);background:rgba(255,255,255,.7);box-shadow:0 30px 58px -26px rgba(42,29,24,.38), inset 0 1px 0 rgba(255,255,255,.6)}
.tile.glass .g-ico{width:62px;height:62px;border-radius:18px;display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(217,102,60,.16),rgba(14,147,132,.16));transition:transform .4s cubic-bezier(.2,.7,.3,1)}
.tile.glass:hover .g-ico{transform:translateY(-3px) scale(1.06)}
.tile.glass .g-ico .ico{width:32px;height:32px;stroke:url(#ig)}
.tile.glass .g-label{font-family:var(--font-body);font-weight:700;font-size:1.06rem;color:var(--ink);letter-spacing:-.01em}

/* ---------- MARQUEE (nền gradient chuyển sắc + chữ chạy) ---------- */
.marquee{overflow:hidden;padding:1.05rem 0;border-block:1px solid rgba(255,255,255,.16);
  background:linear-gradient(90deg,#D9663C,#E88A6B,#0E9384,#5FC3B2,#0E9384,#D9663C);
  background-size:220% 100%;
  animation:marqueeGrad 10s ease-in-out infinite}
@keyframes marqueeGrad{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.marquee-track{display:flex;gap:2.4rem;white-space:nowrap;width:max-content;animation:scroll 32s linear infinite}
.marquee span{font-family:var(--font-head);font-weight:600;font-size:1.12rem;display:inline-flex;align-items:center;gap:2.4rem;color:#fff;text-shadow:0 1px 3px rgba(0,0,0,.28)}
.marquee span::after{content:"";width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.92)}
@keyframes scroll{to{transform:translateX(-50%)}}

/* ---------- SECTION ---------- */
section{padding:6rem 0}
.sec-head{max-width:620px;margin-bottom:3rem}
.sec-head h2{font-size:clamp(2rem,4vw,3rem);margin:1rem 0;color:var(--ink)}
.sec-head p{color:var(--muted);font-size:1.05rem}
.center{text-align:center;margin-inline:auto}

/* ---------- SERVICES ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.4rem}
.svc{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:2.1rem;
  transition:transform .35s cubic-bezier(.2,.7,.3,1), box-shadow .35s, border-color .35s;position:relative;overflow:hidden;
}
.svc::after{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad);transform:scaleY(0);transform-origin:top;transition:.4s}
.svc:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.svc:hover::after{transform:scaleY(1)}
.svc .ico-wrap{width:58px;height:58px;border-radius:15px;display:grid;place-items:center;margin-bottom:1.2rem;background:linear-gradient(150deg,rgba(217,102,60,.14),rgba(14,147,132,.14));color:var(--coral)}
.svc:hover .ico-wrap{background:var(--grad)}
.svc:hover .ico-wrap .ico{stroke:#fff}
.svc .ico-wrap .ico{width:30px;height:30px;stroke:url(#ig);transition:stroke .3s}
.svc h3{font-size:1.4rem;margin-bottom:.5rem;color:var(--ink)}
.svc p{color:var(--muted);font-size:.95rem;margin-bottom:1.1rem}
.svc ul{list-style:none;display:flex;flex-wrap:wrap;gap:.5rem}
.svc li{font-size:.8rem;font-weight:500;padding:.35rem .8rem;border-radius:8px;background:var(--bg);border:1px solid var(--line);color:var(--ink-soft)}

/* tools row */
.tools{margin-top:2.6rem;text-align:center}
.tools-label{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);font-weight:700}
.tools-row{display:flex;flex-wrap:wrap;justify-content:center;gap:.6rem;margin-top:1rem}
.tools-row span{display:inline-flex;align-items:center;gap:.5rem;font-size:.82rem;font-weight:500;padding:.45rem 1rem;border-radius:999px;background:var(--bg-2);color:var(--ink-soft);border:1px solid var(--line);box-shadow:0 6px 16px -12px rgba(42,29,24,.4)}
.tools-row .tlogo{width:18px;height:18px;object-fit:contain;display:block;flex:none}

/* ---------- PHILOSOPHY ---------- */
.philo{background:var(--deep);color:#fff;position:relative;overflow:hidden}
.philo::before{content:"";position:absolute;inset:0;background:radial-gradient(55% 75% at 15% 20%,rgba(217,102,60,.28),transparent 55%),radial-gradient(55% 75% at 85% 80%,rgba(14,147,132,.30),transparent 55%)}
.philo .wrap{position:relative;text-align:center;max-width:820px}
.philo .mark-ico{width:52px;height:52px;color:var(--coral-soft);margin-inline:auto}
.philo .mark-ico .ico{width:52px;height:52px;stroke-width:1.8}
.philo h2{font-size:clamp(2rem,4.4vw,3.2rem);color:#fff;margin:1.3rem 0 0}
.philo h2 .l2{display:block;color:var(--coral-soft)}
.philo p{color:rgba(255,255,255,.82);font-size:1.16rem;max-width:56ch;margin:1.4rem auto 0;font-weight:300}

/* ---------- VIDEO SHOWCASE (khung điện thoại) ---------- */
.show-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:4rem;align-items:center}
.show h2{font-size:clamp(2rem,4vw,3rem);margin:1rem 0;color:var(--ink)}
.show-lead{color:var(--muted);margin-bottom:1.8rem;font-size:1.05rem;max-width:none}
.show-list{display:flex;flex-direction:column;gap:0}
.show-list .row{position:relative;display:flex;gap:1.1rem;align-items:center;padding:1.15rem .5rem;border-bottom:1px solid var(--line);border-radius:12px;transition:transform .3s,background .3s,padding .3s}
.show-list .row:last-child{border-bottom:0}
.show-list .row::before{content:"";position:absolute;left:0;top:14%;bottom:14%;width:3px;border-radius:3px;background:var(--grad);transform:scaleY(0);transform-origin:top;transition:transform .35s}
.show-list .row:hover{background:linear-gradient(90deg,rgba(217,102,60,.07),rgba(14,147,132,.04) 60%,transparent);transform:translateX(8px);padding-left:1.1rem}
.show-list .row:hover::before{transform:scaleY(1)}
.show-list .ic{width:46px;height:46px;border-radius:14px;background:var(--grad);display:grid;place-items:center;color:#fff;flex:0 0 auto;box-shadow:0 10px 22px -12px rgba(217,102,60,.6);transition:transform .35s}
.show-list .row:hover .ic{transform:scale(1.08) rotate(-3deg)}
.show-list .ic .ico{width:22px;height:22px}
.show-list h4{font-family:var(--font-body);font-weight:700;font-size:1.02rem;color:var(--ink)}
.show-list p{font-size:.88rem;color:var(--muted)}

/* --- điện thoại thật, dựng bằng CSS --- */
.phone-stage{perspective:1400px;display:flex;justify-content:center}
.phone{
  position:relative;width:290px;height:590px;cursor:pointer;
  border-radius:52px;background:#0a0a0c;
  padding:11px;                                   /* viền máy */
  box-shadow:
    0 4px 5px rgba(255,255,255,.35) inset,
    0 -3px 8px rgba(0,0,0,.6) inset,
    0 40px 70px -34px rgba(12,59,31,.6),
    0 18px 40px -30px rgba(42,29,24,.5);
  transform:rotate(-4deg);
  transition:transform .6s cubic-bezier(.2,.7,.3,1), box-shadow .6s;
  animation:phoneFloat 7s ease-in-out infinite;
}
.phone:hover{transform:rotate(0deg) translateY(-6px) scale(1.015)}
@keyframes phoneFloat{0%,100%{translate:0 0}50%{translate:0 -12px}}
/* nút cạnh máy */
.side-btn{position:absolute;right:-3px;width:3px;border-radius:0 3px 3px 0;background:#26262b}
.side-power{top:150px;height:66px}
.side-vol-up{left:-3px;top:130px;height:44px;border-radius:3px 0 0 3px}
.side-vol-dn{left:-3px;top:186px;height:44px;border-radius:3px 0 0 3px}
.phone-body{position:relative;width:100%;height:100%;border-radius:42px;overflow:hidden;background:#000}
/* dynamic island */
.island{position:absolute;top:12px;left:50%;transform:translateX(-50%);width:96px;height:26px;background:#000;border-radius:16px;z-index:5}
.island::after{content:"";position:absolute;right:12px;top:50%;transform:translateY(-50%);width:7px;height:7px;border-radius:50%;background:#12303a;box-shadow:0 0 0 1px rgba(255,255,255,.06)}
.screen{position:absolute;inset:0;overflow:hidden;background:#000}
.phone-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;background:#000;display:block}
.screen .scrim{position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,rgba(0,0,0,.28),transparent 26% 66%,rgba(0,0,0,.5))}
/* nút bật/tắt tiếng */
.sound-btn{position:absolute;top:44px;right:14px;z-index:3;width:40px;height:40px;border-radius:50%;
  background:rgba(0,0,0,.42);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.28);
  display:grid;place-items:center;color:#fff;cursor:pointer;transition:transform .2s, background .2s}
.sound-btn:hover{transform:scale(1.08);background:rgba(0,0,0,.6)}
.sound-btn .ico{width:20px;height:20px}
.sound-btn .i-loud{display:none}
.phone.sound .sound-btn .i-muted{display:none}
.phone.sound .sound-btn .i-loud{display:block}
/* nhãn dự án */
.phone .tag{position:absolute;bottom:22px;left:16px;right:16px;z-index:3;
  background:rgba(255,255,255,.86);backdrop-filter:blur(10px);border-radius:14px;padding:.7rem .9rem;
  box-shadow:0 8px 20px -12px rgba(0,0,0,.6)}
.phone .tag b{font-family:var(--font-head);font-size:.95rem;color:var(--ink);display:block}
.phone .tag small{font-size:.74rem;color:var(--muted)}
/* huy hiệu "đang phát" nho nhỏ */
.phone .tag::after{content:"";position:absolute;top:-9px;right:14px;width:8px;height:8px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 0 rgba(217,102,60,.6);animation:livePulse 2s infinite}
@keyframes livePulse{0%{box-shadow:0 0 0 0 rgba(217,102,60,.5)}70%{box-shadow:0 0 0 10px rgba(217,102,60,0)}100%{box-shadow:0 0 0 0 rgba(217,102,60,0)}}

/* ---------- PROCESS (timeline ngang, không khung) ---------- */
.timeline{position:relative;padding-top:.4rem}
.tl-line{position:absolute;top:32px;left:6%;right:6%;height:2px;background:var(--line);display:block;overflow:hidden;z-index:0}
.tl-fill{display:block;height:100%;width:100%;background:var(--grad);transform:scaleX(0);transform-origin:0 50%;
  transition:transform 1.4s cubic-bezier(.2,.7,.3,1)}
.timeline.in .tl-fill{transform:scaleX(1)}
.tl-items{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);gap:1.3rem}
.tl-item{display:flex;flex-direction:column;align-items:center;text-align:center;gap:.5rem}
.tl-dot{width:64px;height:64px;border-radius:50%;background:var(--bg-2);border:2px solid var(--line);
  display:grid;place-items:center;margin-bottom:.3rem;transition:transform .3s cubic-bezier(.2,.7,.3,1), border-color .3s, box-shadow .3s}
.tl-item:hover .tl-dot{transform:translateY(-5px) scale(1.07);border-color:var(--teal);box-shadow:0 12px 24px -12px rgba(14,147,132,.45)}
.tl-dot .ico{width:26px;height:26px;stroke:url(#ig);stroke-width:1.8}
.tl-no{font-family:var(--font-head);font-weight:700;font-size:.74rem;letter-spacing:.16em;color:var(--coral-d)}
.tl-item h4{font-family:var(--font-body);font-weight:700;font-size:1.08rem;color:var(--ink)}
.tl-item p{color:var(--muted);font-size:.86rem;max-width:24ch}

/* ---------- PORTFOLIO ---------- */
.work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.work{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .35s cubic-bezier(.2,.7,.3,1), box-shadow .35s, border-color .35s}
.work:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.work-media{aspect-ratio:4/3;overflow:hidden;position:relative;background:var(--bg-alt)}
.work-media img{width:100%;height:100%;object-fit:cover}
.video-facade{cursor:pointer}
.play-badge{position:absolute;inset:0;margin:auto;width:64px;height:64px;border-radius:50%;background:rgba(255,255,255,.94);display:grid;place-items:center;color:var(--coral-d);box-shadow:0 8px 20px -8px rgba(0,0,0,.4);transition:transform .3s}
.play-badge .ico{width:28px;height:28px;fill:currentColor;stroke:none;margin-left:3px}
.video-facade:hover .play-badge{transform:scale(1.08)}
.work-body{padding:1.2rem 1.3rem 1.4rem}
.work-body .tag{font-size:.72rem;font-weight:600;color:var(--teal);letter-spacing:.04em}
.work-body h4{font-family:var(--font-body);font-weight:700;font-size:1.05rem;margin:.35rem 0;color:var(--ink)}
.work-body p{color:var(--muted);font-size:.88rem}

/* ---------- KẾT QUẢ THỰC TẾ (stat tiles + biểu đồ) ---------- */
.results{position:relative;overflow:hidden;
  background:linear-gradient(155deg,rgba(217,102,60,.07),rgba(251,247,240,0) 40%),
             linear-gradient(-25deg,rgba(14,147,132,.08),rgba(251,247,240,0) 45%)}
.results .sec-head p b{color:var(--ink);font-weight:700}
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.6rem}
.stat-tile{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:1.3rem 1.4rem;
  display:flex;flex-direction:column;gap:.5rem;transition:transform .3s cubic-bezier(.2,.7,.3,1), box-shadow .3s}
.stat-tile:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.stat-label{font-size:.8rem;color:var(--muted);font-weight:600}
.stat-value{font-family:var(--font-body);font-size:2rem;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.stat-delta{display:inline-flex;align-items:center;gap:.3rem;font-size:.82rem;font-weight:700;width:fit-content;padding:.2rem .55rem;border-radius:999px}
.stat-delta.up{color:var(--teal-d);background:rgba(14,147,132,.12)}
.stat-delta .ico-up{width:13px;height:13px;stroke-width:3}

.chart-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:1.4rem}
.chart-card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem 1.6rem}
.chart-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:.4rem;margin-bottom:.9rem}
.chart-head h4{font-family:var(--font-body);font-weight:700;font-size:1rem;color:var(--ink)}
.chart-sub{font-size:.78rem;color:var(--muted)}
.chart-footnote{margin-top:1rem;font-size:.78rem;color:var(--muted);text-align:center}

.rchart-wrap{position:relative}
.rchart-line{width:100%;height:auto;overflow:visible}
.rgrid{stroke:var(--line);stroke-width:1}
.raxis{font-family:var(--font-body);font-size:11px;fill:var(--muted)}
/* --- biểu đồ "vẽ" dần khi cuộn tới: line chạy theo dashoffset, area + đỉnh hiện sau --- */
.rarea{fill:var(--teal);opacity:0;stroke:none;transition:opacity 1s ease .9s}
.rline{fill:none;stroke:var(--teal);stroke-width:2;stroke-linecap:round;stroke-linejoin:round;
  stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 1.7s cubic-bezier(.3,.6,.2,1)}
.rdot-peak{fill:var(--teal);stroke:var(--bg-2);stroke-width:2;opacity:0;transform:scale(.3);transform-origin:313.5px 26.6px;
  transition:opacity .5s ease 1.5s, transform .5s cubic-bezier(.3,1.4,.4,1) 1.5s}
.rpeaklabel{font-family:var(--font-body);font-size:11px;font-weight:700;fill:var(--ink);opacity:0;
  transition:opacity .5s ease 1.6s}
.chart-card.in .rline{stroke-dashoffset:0}
.chart-card.in .rarea{opacity:.1}
.chart-card.in .rdot-peak{opacity:1;transform:scale(1)}
.chart-card.in .rpeaklabel{opacity:1}
.rguide{stroke:var(--ink-soft);stroke-width:1;stroke-dasharray:3 3;opacity:0;pointer-events:none}
.rhoverdot{fill:var(--coral);stroke:var(--bg-2);stroke-width:2;opacity:0;pointer-events:none}
.rtooltip{position:absolute;top:8px;left:8px;pointer-events:none;background:var(--deep);color:#fff;
  font-size:.78rem;font-weight:600;padding:.4rem .65rem;border-radius:9px;opacity:0;transition:opacity .15s;
  box-shadow:0 8px 18px -10px rgba(0,0,0,.5);white-space:nowrap}

.rchart-bar{width:100%;height:auto}
.blabel{font-size:11px;font-weight:600;fill:var(--ink-soft)}
.bvalue{font-family:var(--font-body);font-size:12px;font-weight:700;fill:var(--ink)}
.bbar-coral{fill:var(--coral)}
.bbar-teal{fill:var(--teal)}
.bdot-coral{fill:var(--coral)}
.bdot-teal{fill:var(--teal)}

/* ---------- BÁO GIÁ (4 thẻ cùng 1 style, có đổ bóng mặc định) ---------- */
.price-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.price-card{border:1px solid transparent;border-radius:var(--radius);padding:1.8rem 1.5rem;
  background-image:linear-gradient(135deg,#FCEFE8,#E6F5F0,#F7EEE4);
  background-size:200% 200%;animation:priceShift 11s ease-in-out infinite;
  box-shadow:0 16px 36px -24px rgba(42,29,24,.32);
  display:flex;flex-direction:column;transition:transform .35s cubic-bezier(.2,.7,.3,1), box-shadow .35s}
.price-card:nth-child(2){animation-delay:-3s}
.price-card:nth-child(3){animation-delay:-6s}
.price-card:nth-child(4){animation-delay:-9s}
.price-card:hover{transform:translateY(-7px) scale(1.015);box-shadow:var(--shadow)}
@keyframes priceShift{0%,100%{background-position:0% 40%}50%{background-position:100% 60%}}
/* icon: rõ nét hơn — 30px, viền gradient thương hiệu thay vì viền mảnh nhỏ dễ nhìn nhầm bị cắt */
.price-card .ico-wrap{width:56px;height:56px;border-radius:14px;display:grid;place-items:center;margin-bottom:1.1rem;
  background:linear-gradient(150deg,rgba(14,147,132,.2),rgba(217,102,60,.14))}
.price-card .ico-wrap .ico{width:29px;height:29px;stroke:url(#ig)}
.price-card h3{font-size:1.15rem;margin-bottom:.7rem;color:var(--ink)}
.price-tag{font-family:var(--font-head);font-size:1.5rem;font-weight:700;color:var(--ink);margin-bottom:.3rem}
.price-tag b{color:var(--coral-d)}
.price-tag span{font-family:var(--font-body);font-size:.85rem;font-weight:500;color:var(--muted)}
.price-note{font-size:.78rem;color:var(--muted);margin-bottom:1.1rem;min-height:2.2em}
.price-feat{list-style:none;display:flex;flex-direction:column;gap:.55rem;margin-bottom:1.4rem;flex:1}
.price-feat li{display:flex;align-items:center;gap:.5rem;font-size:.86rem;color:var(--ink-soft)}
.price-feat .ico{width:16px;height:16px;color:var(--teal);flex:0 0 auto}
/* nút "Nhận tư vấn": chạm/hover -> gradient thương hiệu tràn vào, chữ trắng */
.price-card .btn{justify-content:center;background:var(--bg-2);position:relative;overflow:hidden;z-index:1}
.price-card .btn::before{content:"";position:absolute;inset:0;z-index:-1;background:var(--grad);
  transform:scaleX(0);transform-origin:0 50%;transition:transform .4s cubic-bezier(.2,.7,.3,1)}
.price-card .btn:hover{color:#fff;border-color:transparent}
.price-card .btn:hover::before{transform:scaleX(1)}

/* ---------- CONTACT ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem}
.contact h2{font-size:clamp(2rem,4vw,3rem);margin:1rem 0;color:var(--ink)}
.contact .lead{color:var(--muted);margin-bottom:2rem;font-size:1.05rem}
.contact-info{display:flex;flex-direction:column;gap:1rem}
.cinfo{display:flex;gap:1rem;align-items:center;padding:.5rem;border-radius:12px;transition:.24s}
.cinfo:hover{background:var(--bg-alt)}
.cinfo .ic{width:48px;height:48px;border-radius:12px;background:var(--bg-alt);display:grid;place-items:center;color:var(--coral);flex:0 0 auto}
.cinfo .ic .ico{width:22px;height:22px}
.cinfo b{display:block;font-weight:700;color:var(--ink)}
.cinfo span{font-size:.9rem;color:var(--muted)}

form{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:2.1rem;box-shadow:var(--shadow)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.field{margin-bottom:1rem}
.field label{display:block;font-size:.84rem;color:var(--ink);margin-bottom:.4rem;font-weight:600}
.field input,.field select,.field textarea{
  width:100%;padding:.85rem 1rem;border-radius:11px;border:1.5px solid var(--line);
  background:var(--bg);color:var(--ink);font-family:inherit;font-size:.95rem;transition:.22s;
}
.field textarea{resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal);background:#fff}
form .btn-grad{width:100%;justify-content:center;margin-top:.3rem;padding:1rem}
.form-note{margin-top:.9rem;font-size:.9rem;text-align:center;min-height:1.2em}
.form-note.ok{color:var(--teal-d);font-weight:600}
.form-note.err{color:var(--coral-d);font-weight:600}

/* ---------- FOOTER (nền tối, không dùng trắng) ---------- */
footer{padding:3.4rem 0 2rem;background:var(--ink);position:relative;overflow:hidden}
footer::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(60% 90% at 90% 0%,rgba(14,147,132,.16),transparent 60%),
             radial-gradient(50% 80% at 6% 100%,rgba(217,102,60,.14),transparent 60%)}
footer .wrap{position:relative}
.foot-logo{display:inline-flex;align-items:center}
.foot-logo img{height:38px;width:auto;display:block}
.foot-grid{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1.5rem;padding-bottom:1.6rem;border-bottom:1px solid rgba(255,255,255,.14)}
.foot-links{display:flex;gap:1.4rem;flex-wrap:wrap}
.foot-links a{font-size:.9rem;color:rgba(255,255,255,.72);font-weight:500;transition:.22s}
.foot-links a:hover{color:var(--coral-soft)}
.foot-social{display:flex;gap:.6rem}
.foot-social a{width:40px;height:40px;border-radius:11px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);display:grid;place-items:center;color:rgba(255,255,255,.85);transition:.24s}
.foot-social a:hover{color:var(--teal-soft);border-color:var(--teal-soft);transform:translateY(-2px)}
.foot-social .ico{width:18px;height:18px}
.copy{text-align:center;margin-top:1.4rem;font-size:.84rem;color:rgba(255,255,255,.5)}

/* ---------- VIDEO LIGHTBOX ---------- */
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(12,59,31,.86);display:none;align-items:center;justify-content:center;padding:1.5rem}
.lightbox.open{display:flex}
.lb-inner{width:min(92vw,380px);aspect-ratio:9/16;border-radius:18px;overflow:hidden;box-shadow:0 30px 70px -20px rgba(0,0,0,.6);background:#000}
.lb-inner video{width:100%;height:100%;object-fit:contain;background:#000}
.lb-close{position:absolute;top:22px;right:26px;width:44px;height:44px;border-radius:50%;border:none;background:rgba(255,255,255,.16);color:#fff;font-size:1.7rem;line-height:1;cursor:pointer;transition:.22s}
.lb-close:hover{background:rgba(255,255,255,.3)}

/* ---------- SCROLL REVEAL (hiệu ứng chuyển động khi cuộn) ---------- */
.reveal,.reveal-up,.reveal-left,.reveal-right,.reveal-pop{
  opacity:0;will-change:transform,opacity;
  transition:opacity .8s ease, transform .8s cubic-bezier(.16,.84,.3,1), filter .8s ease;
  filter:blur(6px);
}
.reveal,.reveal-up{transform:translateY(42px)}
.reveal.l,.reveal-left{transform:translateX(-52px)}
.reveal.r,.reveal-right{transform:translateX(52px)}
.reveal.sc,.reveal-pop{transform:scale(.9) translateY(28px)}
/* trạng thái đã hiện */
.reveal.in,.reveal-up.in,.reveal-left.in,.reveal-right.in,.reveal-pop.in{
  opacity:1;transform:none;filter:none;
}
/* độ trễ theo lớp — dùng cho stagger banner */
.d1{transition-delay:.08s}.d2{transition-delay:.18s}.d3{transition-delay:.30s}.d4{transition-delay:.42s}

/* ---------- TESTIMONIALS (Cảm nhận — thẻ tự chạy) ---------- */
.tmz{background:var(--bg-alt);overflow:hidden}
.tmarquee{overflow:hidden;margin-top:2.6rem;padding:.6rem 0;
  -webkit-mask:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
          mask:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.tmarquee-track{display:flex;gap:1.4rem;width:max-content;animation:tscroll 36s linear infinite}
.tmarquee:hover .tmarquee-track{animation-play-state:paused}
@keyframes tscroll{to{transform:translateX(-50%)}}
.tcard{flex:0 0 clamp(290px,78vw,380px);background:var(--bg-2);border:1px solid var(--line);
  border-radius:16px;padding:1.7rem 1.8rem;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:.9rem;
  transition:transform .35s cubic-bezier(.2,.7,.3,1), border-color .35s}
.tcard:hover{transform:translateY(-6px);border-color:var(--teal)}
.tcard .qmark{font-family:var(--font-head);font-size:3.2rem;line-height:.5;height:1.3rem;color:var(--coral)}
.tcard blockquote{color:var(--ink-soft);font-size:1rem;line-height:1.62;flex:1}
.tperson{display:flex;align-items:center;gap:.85rem;margin-top:.3rem}
.tavatar{width:46px;height:46px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;
  font-family:var(--font-head);font-weight:700;font-size:1.15rem;flex:0 0 auto}
.tinfo{display:flex;flex-direction:column;line-height:1.35}
.tinfo b{color:var(--ink);font-weight:700}
.tinfo small{color:var(--muted);font-size:.82rem}

/* ---------- RESPONSIVE ---------- */
@media(max-width:1024px){
  .work-grid{grid-template-columns:repeat(2,1fr)}
  .stat-row{grid-template-columns:repeat(2,1fr)}
  .chart-grid{grid-template-columns:1fr}
  .price-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:900px){
  .hero-grid,.contact-grid{grid-template-columns:1fr}
  .show-grid{grid-template-columns:1fr;gap:2.6rem}
  .phone-stage{margin-bottom:.5rem}
  .mosaic{grid-auto-rows:130px}
  .scroll-cue{display:none}
  nav ul{display:none}
  .nav-toggle{display:block}
  nav.open ul{display:flex;position:absolute;top:120%;left:0;right:0;flex-direction:column;background:rgba(255,255,255,.97);backdrop-filter:blur(14px);padding:1.3rem;gap:1rem;border-radius:16px;border:1px solid var(--line)}
}
/* timeline: hàng ngang -> cột dọc trên màn hình hẹp */
@media(max-width:760px){
  .tl-line{top:0;bottom:0;left:31px;right:auto;width:2px;height:auto}
  .tl-fill{width:2px;height:100%;transform:scaleY(0);transform-origin:50% 0}
  .timeline.in .tl-fill{transform:scaleY(1)}
  .tl-items{grid-template-columns:1fr;gap:1.8rem;justify-items:stretch}
  .tl-item{flex-direction:row;text-align:left;align-items:flex-start;gap:1rem}
  .tl-dot{flex:0 0 auto;margin-bottom:0}
  .tl-item p{max-width:none}
}
@media(max-width:560px){
  .svc-grid{grid-template-columns:1fr}
  .work-grid{grid-template-columns:1fr}
  section{padding:4.2rem 0}
  .hero{padding:7rem 0 3rem}
  .foot-grid{justify-content:center;text-align:center}
  .phone{width:262px;height:533px}
  .stat-row{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr}
}

/* ---------- THANH TIẾN TRÌNH CUỘN ---------- */
.scroll-progress{position:fixed;top:0;left:0;height:3px;width:100%;transform:scaleX(0);transform-origin:0 50%;background:var(--grad);z-index:60;pointer-events:none}

/* ---------- GIẢM CHUYỂN ĐỘNG (accessibility) ---------- */
@media(prefers-reduced-motion:reduce){
  /* Vẫn giữ animation trang trí nhẹ (ảnh trôi, vòng xoay, chữ sáng, marquee...).
     Chỉ bỏ hiệu ứng parallax & reveal gây giật khi cuộn. */
  [data-parallax]{transform:none!important}
  .reveal,.reveal-up,.reveal-left,.reveal-right,.reveal-pop{opacity:1!important;transform:none!important;filter:none!important;transition:none!important}
}