/* =====================================================================
   Saigon Nail Dưỡng Sinh — shared stylesheet
   Bảng màu lấy từ logo: teal retro · gold cổ · kem ấm (đỏ gạch dùng rất ít).
   ĐỔI GIAO DIỆN TOÀN BỘ WEBSITE = SỬA DUY NHẤT FILE NÀY.
   ===================================================================== */

:root{
  /* --- nền giấy cũ (vintage) --- */
  --cream:#ece0c6;        /* nền chính — kem ngả vàng cũ */
  --cream-2:#f4ecd6;      /* thẻ/card sáng hơn */
  --sand:#e1d4b6;         /* tint nhẹ cho vài section */
  --sand-line:#d6c6a3;

  /* --- màu thương hiệu (theo banner vintage) --- */
  --teal:#34503b;         /* XANH RÊU — màu chủ đạo (thay teal) */
  --teal-2:#263c2c;       /* xanh rêu đậm — footer */
  --gold:#b8912f;         /* vàng đồng cổ — nhấn kim loại */
  --gold-soft:#d9bf7d;    /* vàng nhạt — đường chỉ mảnh */
  --clay:#a2402e;         /* ĐỎ GẠCH — nhấn chính (giá, điểm nhấn) */

  /* --- chữ --- */
  --ink:#2c2418;
  --ink-soft:#6a5f49;
  --line:rgba(44,36,24,.15);
  --line-2:rgba(44,36,24,.09);

  --disp:"Playfair Display","Be Vietnam Pro",Georgia,serif;
  --sans:"Be Vietnam Pro",system-ui,-apple-system,sans-serif;

  --radius:14px;
  --shadow:0 22px 46px -30px rgba(36,31,26,.4);
  --shadow-sm:0 12px 26px -20px rgba(36,31,26,.35);
  --maxw:1120px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--cream);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

h1,h2,h3,.disp{
  font-family:var(--disp);
  font-weight:600;
  line-height:1.12;
  letter-spacing:0;
  text-transform:none;               /* bỏ chữ IN HOA — thanh thoát hơn */
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
::selection{background:var(--teal);color:var(--cream-2)}

/* ---------- eyebrow / nhãn nhỏ ---------- */
.eyebrow{
  font-family:var(--sans);font-weight:600;font-size:.74rem;
  letter-spacing:.22em;text-transform:uppercase;color:var(--gold);
  display:inline-flex;align-items:center;gap:.7rem;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--gold)}

/* ---------- nút ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:var(--sans);font-weight:600;font-size:.92rem;
  letter-spacing:.04em;text-transform:uppercase;
  padding:.82rem 1.5rem;border-radius:999px;cursor:pointer;border:1.5px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-main{background:var(--teal);color:var(--cream-2);box-shadow:0 12px 24px -14px rgba(30,87,76,.9)}
.btn-main:hover{transform:translateY(-2px);background:var(--teal-2)}
.btn-gold{background:var(--gold);color:#2a2008;box-shadow:0 12px 24px -16px rgba(193,151,47,.9)}
.btn-gold:hover{transform:translateY(-2px);background:#ac861f}
.btn-ghost{background:transparent;color:var(--teal);border-color:var(--teal)}
.btn-ghost:hover{background:var(--teal);color:var(--cream-2)}

/* ---------- (khối 99K cũ đã thay bằng ảnh banner ở .hero-promo) ---------- */

/* ---------- divider: mặt trời nhỏ (motif từ logo) ---------- */
.stripes{
  position:relative;height:40px;background:var(--cream);
  display:grid;place-items:center;
}
.stripes::before{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:min(560px,72%);height:1px;
  background:linear-gradient(90deg,transparent,rgba(193,151,47,.45) 22%,rgba(193,151,47,.45) 78%,transparent);
}
.stripes::after{
  content:"";position:relative;width:16px;height:16px;border-radius:50%;
  background:
    radial-gradient(circle,var(--cream) 40%,transparent 42%),
    repeating-conic-gradient(var(--gold) 0 15deg,transparent 15deg 30deg);
}

/* ============================ TOP BAR ============================ */
.topbar{position:sticky;top:0;z-index:50;background:rgba(236,224,198,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:.6rem;font-family:var(--disp);font-weight:600;font-size:1.12rem;color:var(--teal)}
.seal{width:42px;height:42px;border-radius:50%;object-fit:cover;border:1.5px solid var(--gold);background:var(--cream-2)}
.topbar .btn{padding:.5rem 1.1rem;font-size:.82rem}
.topbar .tcall{display:none}
.top-actions{display:flex;align-items:center;gap:.7rem}
.lang{display:inline-flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;font-family:var(--sans);font-weight:600;font-size:.76rem}
.lang a{padding:.34rem .7rem;color:var(--ink-soft);letter-spacing:.06em}
.lang a.active{background:var(--teal);color:var(--cream-2)}

/* ============================ HERO ============================ */
.hero{position:relative;padding:70px 0 60px;overflow:hidden}
/* (bỏ vệt tia nắng ở hero cho bớt màu mè) */
.hero-grid{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.loc-pill{display:inline-flex;align-items:center;gap:.45rem;background:var(--cream-2);border:1px solid var(--line);padding:.42rem .95rem;border-radius:999px;font-size:.82rem;font-weight:500;color:var(--teal);margin-bottom:.9rem}
.hero h1{font-size:clamp(2.7rem,6.4vw,4.4rem);color:var(--teal);margin:.4rem 0;font-weight:700}
.hero h1 .red{display:block;color:var(--clay);font-style:italic;font-weight:600}
.hero .lead{font-size:1.08rem;color:var(--ink-soft);max-width:36ch;margin-top:.7rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.7rem}
.hero-promo{margin-top:2rem;border-radius:12px;overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--line);line-height:0}
.hero-promo picture,.hero-promo img{display:block;width:100%;height:auto}

.factcard{position:relative;background:var(--cream-2);border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:var(--shadow)}
.factcard::before{content:attr(data-label);position:absolute;top:-12px;left:22px;background:var(--teal);color:var(--cream-2);font-family:var(--sans);font-size:.68rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;padding:.32rem .85rem;border-radius:999px}
.fact{display:flex;gap:.9rem;padding:.78rem 0;border-bottom:1px solid var(--line-2)}
.fact:last-child{border-bottom:0}
.fact .ic{flex:0 0 38px;height:38px;border-radius:50%;background:var(--sand);display:grid;place-items:center;font-size:1rem}
.fact .lbl{font-family:var(--sans);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);font-weight:600}
.fact .val{font-weight:500;color:var(--ink);font-size:.96rem}
.fact .val a{color:var(--teal);font-weight:600}

/* ============================ SECTION ============================ */
section{padding:72px 0}
.sec-head{max-width:60ch;margin-bottom:38px}
.sec-head h2{font-size:clamp(2rem,4.4vw,2.9rem);color:var(--teal);margin:.35rem 0 .4rem;font-weight:700}
.sec-head h2 em{font-style:italic;color:var(--gold);font-weight:600}
.sec-head p{font-family:var(--sans);color:var(--ink-soft);font-size:1.02rem}

/* concept — MỘT dải teal đậm sang trọng (điểm nhấn tối duy nhất giữa trang) */
.concept{background:var(--teal);color:var(--cream-2);position:relative}
.concept .eyebrow{color:var(--gold-soft)}.concept .eyebrow::before{background:var(--gold-soft)}
.concept h2{color:#fff}
.concept .sec-head p{color:rgba(252,248,240,.82)}
.concept-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ccard{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:26px}
.ccard .disp{font-size:1.28rem;color:var(--gold-soft);margin-bottom:.5rem}
.ccard p{color:rgba(252,248,240,.84);font-size:.95rem}

/* ============================ MENU / BẢNG GIÁ ============================ */
.menu-block{margin-bottom:46px}
.menu-block:last-child{margin-bottom:0}
.mb-head{display:flex;align-items:center;gap:14px;margin-bottom:18px;flex-wrap:wrap}
.mb-head h3{font-size:1.7rem;color:var(--teal);font-weight:600}
.mb-head .tag{font-family:var(--sans);font-size:.66rem;font-weight:600;letter-spacing:.12em;background:var(--sand);color:var(--teal);padding:.3rem .75rem;border-radius:999px;text-transform:uppercase}
.menu-card{background:var(--cream-2);border:1px solid var(--line);border-radius:16px;padding:6px 28px;box-shadow:var(--shadow-sm)}
.row{display:flex;align-items:flex-start;gap:16px;padding:20px 0;border-bottom:1px solid var(--line-2)}
.row:last-child{border-bottom:0}
.row .main{flex:1;min-width:0}
.row .name{font-family:var(--disp);font-weight:600;font-size:1.2rem;color:var(--ink);display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.chip{font-family:var(--sans);font-size:.66rem;font-weight:600;letter-spacing:.06em;background:var(--sand);color:var(--teal);padding:.2rem .62rem;border-radius:999px;text-transform:uppercase}
.row .desc{font-size:.9rem;color:var(--ink-soft);margin-top:.3rem}
.row .price{font-family:var(--disp);font-weight:700;font-size:1.5rem;color:var(--teal);white-space:nowrap;flex:0 0 auto;text-align:right}
.row .price small{display:block;font-family:var(--sans);font-size:.7rem;color:var(--ink-soft);font-weight:500;letter-spacing:.03em}

.quad{display:grid;grid-template-columns:1fr 1fr;gap:0 40px}
.quad .qcol h4{font-family:var(--disp);color:var(--gold);font-size:1.12rem;margin:16px 0 4px;font-weight:600}
.qrow{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--line-2);font-size:.96rem;color:var(--ink)}
.qrow span:last-child{font-family:var(--disp);font-weight:600;color:var(--teal);white-space:nowrap}
.menu-note{margin-top:16px;font-size:.85rem;color:var(--ink-soft)}
.menu-note a{color:var(--teal);font-weight:600}

/* ============================ VOUCHER ============================ */
.vouch{background:var(--sand)}
.vgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.vcard{background:var(--cream-2);border:1px solid var(--line);border-radius:16px;padding:28px;text-align:center;box-shadow:var(--shadow-sm)}
.vcard.feat{background:var(--teal);color:var(--cream-2);border-color:var(--teal)}
.vcard .vt{font-family:var(--disp);font-size:1.3rem;color:var(--teal);font-weight:600}
.vcard.feat .vt{color:var(--gold-soft)}
.vcard .vp{font-family:var(--disp);font-weight:700;font-size:1.7rem;color:var(--gold);margin:.3rem 0 .5rem}
.vcard.feat .vp{color:#fff}
.vcard p{color:var(--ink-soft);font-size:.92rem}
.vcard.feat p{color:rgba(252,248,240,.85)}

/* ============================ WHY ============================ */
.why-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.why-item{display:flex;gap:.85rem;background:var(--cream-2);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-sm)}
.why-item .chk{flex:0 0 28px;height:28px;border-radius:50%;background:var(--teal);color:var(--gold-soft);display:grid;place-items:center;font-size:.82rem;font-weight:700}
.why-item b{color:var(--ink)}
.why-item span{color:var(--ink-soft);font-size:.95rem}

/* ============================ FAQ ============================ */
.faq{max-width:840px;margin:0 auto}
details{background:var(--cream-2);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;overflow:hidden}
summary{cursor:pointer;list-style:none;padding:18px 22px;font-family:var(--disp);font-weight:600;font-size:1.14rem;color:var(--teal);display:flex;justify-content:space-between;gap:1rem;align-items:center}
summary::-webkit-details-marker{display:none}
summary .pm{flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1.5px solid var(--gold);color:var(--gold);display:flex;align-items:center;justify-content:center;line-height:1;font-size:1.1rem;transition:transform .22s ease,background .22s ease,color .22s ease}
details[open] summary .pm{transform:rotate(45deg);background:var(--gold);color:#fff}
details .body{padding:0 22px 18px;color:var(--ink-soft)}
details .body a{color:var(--teal);font-weight:600}

/* ============================ LOCATIONS (nền sáng, không teal) ============================ */
.loc{background:var(--cream)}
.loc h2{color:var(--teal)}
.branches{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.branch{background:var(--cream-2);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-sm)}
.branch .map{min-height:220px;background:var(--sand)}
.branch .map iframe{width:100%;height:100%;min-height:220px;border:0;display:block}
.branch .b-body{padding:22px 24px}
.branch .b-name{font-family:var(--disp);font-size:1.3rem;color:var(--teal);font-weight:600}
.branch p{color:var(--ink-soft);font-size:.95rem;margin:.55rem 0}
.branch p a{color:var(--teal)!important;font-weight:600}
.branch a.dir{display:inline-flex;align-items:center;gap:.4rem;margin-top:.4rem;font-family:var(--sans);font-weight:600;letter-spacing:.04em;text-transform:uppercase;font-size:.8rem;color:var(--teal);border-bottom:2px solid var(--gold);padding-bottom:2px}
.loc-cta{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:28px;justify-content:center}
.loc-cta .btn-ghost{border-color:var(--teal)!important;color:var(--teal)!important}

/* ============================ GALLERY ============================ */
.gallery{background:var(--sand)}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.gallery-grid a{display:block;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);aspect-ratio:1/1;background:var(--cream-2)}
.gallery-grid img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.gallery-grid a:hover img{transform:scale(1.05)}

/* ============================ FOOTER ============================ */
footer{background:var(--teal-2);color:rgba(252,248,240,.72);padding:52px 0 30px}
.foot-grid{display:flex;flex-wrap:wrap;justify-content:space-between;gap:28px}
footer .brand{color:var(--cream-2)}
footer .seal{border-color:var(--gold-soft)}
.fcol{font-size:.92rem;line-height:1.85;max-width:32ch}
.fcol b{color:var(--cream-2);font-family:var(--disp);font-weight:600;font-size:1rem}
.fcol a{color:var(--gold-soft)}
.foot-bottom{margin-top:30px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:.8rem;color:rgba(252,248,240,.5)}

/* ============================ STICKY MOBILE CALL ============================ */
.mcall{position:fixed;left:14px;right:14px;bottom:14px;z-index:60;display:none;gap:10px}
.mcall .btn{flex:1;box-shadow:0 14px 30px -10px rgba(0,0,0,.4)}

/* ============================ REVEAL ============================ */
.rv{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.rv.in{opacity:1;transform:none}

/* ============================ RESPONSIVE (mobile ưu tiên) ============================ */
@media(max-width:860px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero .lead{max-width:none}
  .concept-grid,.vgrid,.why-grid,.branches,.quad{grid-template-columns:1fr}
  .topbar .btn{display:none}
  .topbar .wrap{height:auto;min-height:58px;padding:9px 0}
  .brand{font-size:1rem;gap:.5rem;line-height:1.15}
  .seal{width:38px;height:38px}
  .mcall{display:flex}
  body{padding-bottom:80px}
  .mcall .btn{font-size:.82rem;padding:.78rem .5rem;letter-spacing:.02em;min-width:0}
  section{padding:44px 0 52px}
  .hero{padding:38px 0 46px}
  .hero-cta{flex-wrap:nowrap;gap:.55rem}
  .hero-cta .btn{flex:1 1 0;min-width:0;font-size:.8rem;padding:.78rem .5rem;letter-spacing:.01em}
  .row{flex-wrap:wrap}
  .row .price{text-align:left}
  .menu-card{padding:4px 20px}
  .quad{gap:0}
}
@media(max-width:640px){
  .gallery-grid{grid-template-columns:repeat(2,1fr);gap:8px}
}
@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important}
  .rv{opacity:1;transform:none;transition:none}
  .btn{transition:none}
}
:focus-visible{outline:2.5px solid var(--gold);outline-offset:3px;border-radius:6px}