/* ===== CSS VARIABLES – BẢNG MÀU NÂU ẤM ===== */
:root {
  --gd:  #6B3A2A;   /* nâu đậm – primary        */
  --gm:  #A0522D;   /* nâu vừa – secondary       */
  --gl:  #C8855A;   /* nâu nhạt / cam đất        */
  --gp:  #F5EBE0;   /* kem nâu nhạt              */
  --gb:  #FAF3EE;   /* nền trang                 */
  --ta:  #E8C9A8;   /* nhấn sáng kem             */
  --w:   #ffffff;
  --td:  #2E1A0E;   /* chữ tối nâu đen           */
  --tm:  #9A7055;   /* chữ mờ nâu                */
  --b:   #D4A87A;   /* border nâu                */
/* --- Màu NÂU (dùng cho toàn trang trừ hero + gallery) --- */
  --green-dark:  #6B3A2A;   /* nâu đậm  */
  --green-mid:   #A0522D;   /* nâu vừa  */
  --green-light: #C8855A;   /* nâu nhạt */
  --green-pale:  #F5EBE0;   /* kem nâu  */
  --green-bg:    #FAF3EE;   /* nền nâu nhạt */
  --teal-accent: #E8C9A8;   /* kem sáng */
  --white:       #ffffff;
  --text-dark:   #2E1A0E;
  --text-muted:  #9A7055;
  --border:      #D4A87A;

  /* --- Màu XANH (chỉ dùng cho hero + gallery) --- */
  --hero-bg1:    #F4FBF7;
  --hero-bg2:    #e8f8f0;
  --hero-bg3:    #d5f2e5;
  --hero-radial: rgba(29,158,117,0.1);
  --hero-badge-bg:     #E1F5EE;
  --hero-badge-border: #9FE1CB;
  --hero-h1:     #0F6E56;
  --hero-span:   #1D9E75;
  --hero-desc:   #4a7060;
  --hero-card-shadow: rgba(15,110,86,0.12);
  --hero-border: #C0DD97;
  --hero-price-label: #4a7060;
  --hero-price-val:   #0F6E56;
  --hero-muted:  #6b8f7a;
  --gallery-pale: #E1F5EE;
  --gallery-border: #C0DD97;
  --gallery-cap-bg: rgba(8,80,65,0.82);

  /* --- Button HERO màu NÂU --- */
  --btn-hero-primary: #6B3A2A;
  --btn-hero-primary-h: #A0522D;
  --btn-hero-outline: #6B3A2A;
  
}

/* ===== RESET ===== */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Be Vietnam Pro',sans-serif;background:var(--w);color:var(--td);overflow-x:hidden}

/* ===== HEADER ===== */
header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(255,255,255,.97);border-bottom:1px solid var(--b);
  backdrop-filter:blur(8px);
  padding:0 40px;
  display:flex;align-items:center;justify-content:space-between;
  height:70px;box-shadow:0 2px 20px rgba(15,110,86,.08);gap:16px;
}
/* Quick link buttons trong hero */
.hero-quick-links{
  display:flex;gap:10px;flex-wrap:wrap;margin-top:28px;
}
.quick-link-btn{
  display:inline-block;text-decoration:none;
  background:#5C3D1E;color:#fff;
  font-size:13px;font-weight:600;
  padding:8px 16px;border-radius:8px;
  white-space:nowrap;transition:all .2s;
  border:none;cursor:pointer;font-family:'Be Vietnam Pro',sans-serif;
}
.quick-link-btn:hover{background:#3d2710;transform:translateY(-1px)}
/* Hero visual bên phải */
.hero-visual-wrap{
position:absolute;
  right:80px;
  top:50%;
  transform:translateY(-50%);
  width:40%;
  max-width:550px;

}
.hero-logo-card{
  background:#fff;border-radius:20px;
  border:1.5px solid var(--b);
  box-shadow:0 20px 60px rgba(15,110,86,.13);
  overflow:hidden;
}
.hero-logo-callout{
  background:linear-gradient(135deg,var(--gd) 0%,#085041 100%);
  padding:14px 20px;
  display:flex;align-items:center;gap:10px;
}
.hero-logo-callout-icon{font-size:20px}
.hero-logo-callout-text{
  font-size:15px;font-weight:700;color:#FFC107;letter-spacing:.3px;
}
.hero-logo-callout-sub{font-size:11px;color:rgba(255,255,255,.7);margin-top:2px}
.hero-logo-body{
  padding:28px;display:flex;flex-direction:column;align-items:center;gap:18px;
}

.logo-wrap{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.logo-icon{width:42px;height:50px;flex-shrink:0}
.logo-text{display:flex;flex-direction:column;line-height:1}
.logo-brand{font-weight:700;font-size:22px;color:var(--gd);letter-spacing:-.5px}
.logo-brand span{color:var(--gm)}
.logo-slogan-sm{font-size:10px;color:var(--tm);font-style:italic;margin-top:2px}
nav{display:flex;gap:24px}
nav a{text-decoration:none;font-size:14px;font-weight:500;color:var(--td);
  transition:color .2s;position:relative;padding-bottom:2px;white-space:nowrap}
nav a::after{content:'';position:absolute;bottom:-2px;left:0;right:0;height:2px;
  background:var(--gm);transform:scaleX(0);transition:transform .2s;border-radius:2px}
nav a:hover,nav a.active{color:var(--gm)}
nav a:hover::after,nav a.active::after{transform:scaleX(1)}
.btn-cta{background:var(--gd);color:#fff;padding:10px 20px;border-radius:8px;
  font-size:14px;font-weight:600;text-decoration:none;white-space:nowrap;
  flex-shrink:0;transition:background .2s}
.btn-cta:hover{background:var(--gm)}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;
  padding:6px;background:none;border:none;flex-shrink:0}
.hamburger span{display:block;width:24px;height:2px;background:var(--gd);
  border-radius:2px;transition:all .3s}


/* ===== FOOTER ===== */
footer{background:var(--td);padding:56px 80px 28px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:44px;margin-bottom:44px}
.footer-brand p{color:#8aaa99;font-size:14px;line-height:1.7;margin:12px 0 18px;max-width:260px}
.footer-brand .logo-brand{color:#fff}
.footer-brand .logo-brand span{color:var(--gl)}
.footer-social{display:flex;gap:10px}
.social-btn{
  width:36px;height:36px;border-radius:8px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.1);display:flex;align-items:center;
  justify-content:center;text-decoration:none;font-size:14px;color:#8aaa99;transition:all .2s;
}
.social-btn:hover{background:var(--gm);color:#fff;border-color:var(--gm)}
.footer-col h4{color:#fff;font-size:14px;font-weight:600;margin-bottom:16px}
.footer-col a{display:block;color:#8aaa99;font-size:14px;text-decoration:none;margin-bottom:10px;transition:color .2s}
.footer-col a:hover{color:var(--gl)}
.footer-contact-item{display:flex;gap:8px;align-items:flex-start;margin-bottom:10px}
.footer-contact-item span:first-child{font-size:15px;flex-shrink:0;margin-top:1px}
.footer-contact-item span:last-child{color:#8aaa99;font-size:14px;line-height:1.5}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);padding-top:24px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;
}
.footer-bottom p{color:#6b8f7a;font-size:13px}

/* =====================================================
   FLOATING BUTTONS
   PHẢI: Chat(trên) → Call(giữa) → Zalo(dưới)
   TRÁI: Scroll-top^(trên) → Call(giữa) → Zalo(dưới)
   ===================================================== */

/* Cột PHẢI */
.frc{
  position:fixed;bottom:24px;right:20px;z-index:1100;
  display:flex;flex-direction:column;gap:10px;align-items:center;
}
/* Cột TRÁI */
.flc{
  position:fixed;bottom:24px;left:20px;z-index:999;
  display:flex;flex-direction:column;gap:10px;
}
/* Nút tròn dùng chung */
.fb{
  width:52px;height:52px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  text-decoration:none;border:none;cursor:pointer;
  box-shadow:0 4px 16px rgba(0,0,0,.2);
  transition:transform .25s,box-shadow .25s,opacity .3s;
  position:relative;flex-shrink:0;
}
.fb:hover{transform:scale(1.1);box-shadow:0 8px 24px rgba(0,0,0,.26)}
.fb svg{width:22px;height:22px;fill:#fff;pointer-events:none}
/* Màu sắc */
.fb-chat{background:var(--gm);color:var(--gm)}
.fb-call{background:var(--gd);color:var(--gd)}
.fb-zalo{background:#0068ff;color:#0068ff}
.fb-top{background:#fff;border:2px solid var(--gm);color:var(--gm)}
/* SVG ^ nâu xanh đậm, không bị override */
.fb-top svg{fill:var(--gd) !important}
/* Pulse ring */
.fb-chat::before,.fb-call::before,.fb-zalo::before{
  content:'';position:absolute;inset:0;border-radius:50%;
  border:2px solid currentColor;animation:fbPulse 2.2s ease-out infinite;opacity:0;
}
/* Scroll-top: ẩn khi đầu trang */
.fb-top{opacity:0;pointer-events:none}
.fb-top.visible{opacity:1;pointer-events:auto}

/* Tooltip phải → sang trái */
.frc .fb .tip{
  position:absolute;right:60px;top:50%;transform:translateY(-50%);
  background:rgba(10,30,20,.82);color:#fff;font-size:11px;
  padding:4px 9px;border-radius:6px;white-space:nowrap;
  opacity:0;pointer-events:none;transition:opacity .2s;
  font-family:'Be Vietnam Pro',sans-serif;
}
/* Tooltip trái → sang phải */
.flc .fb .tip{
  position:absolute;left:60px;top:50%;transform:translateY(-50%);
  background:rgba(10,30,20,.82);color:#fff;font-size:11px;
  padding:4px 9px;border-radius:6px;white-space:nowrap;
  opacity:0;pointer-events:none;transition:opacity .2s;
  font-family:'Be Vietnam Pro',sans-serif;
}
.fb:hover .tip{opacity:1}

/* Badge đỏ chat */
.cv-badge{
  position:absolute;top:-3px;right:-3px;width:18px;height:18px;
  background:#e53935;border-radius:50%;color:#fff;font-size:10px;font-weight:700;
  display:flex;align-items:center;justify-content:center;border:2px solid #fff;
}

@keyframes fbPulse{0%{transform:scale(1);opacity:.55}100%{transform:scale(1.75);opacity:0}}

/* =====================================================
   CHAT BOX
   bottom = 24 + 3×52 + 2×10 + 14 = 214px (desktop)
   Không che Call/Zalo
   ===================================================== */
#cv-chat-box{
  position:fixed;bottom:214px;right:20px;
  width:320px;background:#fff;
  border-radius:18px 18px 18px 4px;
  box-shadow:0 12px 40px rgba(15,110,86,.18);
  border:1px solid var(--b);overflow:hidden;
  display:none;flex-direction:column;z-index:1099;
  animation:cvUp .3s ease;
}
#cv-chat-box.open{display:flex}
@keyframes cvUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}

.cv-hdr{background:var(--gd);padding:13px 15px;display:flex;align-items:center;gap:10px}
.cv-av{width:34px;height:34px;border-radius:50%;background:var(--gp);display:flex;
  align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.cv-info{flex:1}
.cv-name{color:#fff;font-size:13px;font-weight:600}
.cv-status{display:flex;align-items:center;gap:5px;font-size:11px;color:var(--ta)}
.cv-dot{width:6px;height:6px;border-radius:50%;background:#4ade80;animation:cvBlink 1.5s ease-in-out infinite}
@keyframes cvBlink{0%,100%{opacity:1}50%{opacity:.4}}
.cv-close{background:none;border:none;color:rgba(255,255,255,.7);font-size:20px;
  cursor:pointer;padding:2px 6px;border-radius:4px;line-height:1;transition:color .2s}
.cv-close:hover{color:#fff}

.cv-msgs{
  padding:12px;height:230px;overflow-y:auto;
  display:flex;flex-direction:column;gap:9px;background:#f9fdf9;
}
.cv-msgs::-webkit-scrollbar{width:4px}
.cv-msgs::-webkit-scrollbar-thumb{background:var(--b);border-radius:4px}

.cv-msg{display:flex;gap:7px;align-items:flex-end;max-width:85%}
.cv-msg.bot{align-self:flex-start}
.cv-msg.user{align-self:flex-end;flex-direction:row-reverse}
.cv-ico{width:24px;height:24px;border-radius:50%;background:var(--gp);
  display:flex;align-items:center;justify-content:center;font-size:11px;flex-shrink:0}
.cv-bub{padding:8px 11px;border-radius:14px;font-size:13px;line-height:1.55}
.cv-msg.bot .cv-bub{background:#fff;border:1px solid var(--b);color:var(--td);border-radius:4px 14px 14px 14px}
.cv-msg.user .cv-bub{background:var(--gd);color:#fff;border-radius:14px 4px 14px 14px}
.cv-time{font-size:10px;color:var(--tm);margin-top:4px;padding:0 4px}

.cv-typing{display:flex;gap:4px;padding:9px 13px;background:#fff;border:1px solid var(--b);
  border-radius:4px 14px 14px 14px;align-self:flex-start}
.cv-typing span{width:6px;height:6px;border-radius:50%;background:var(--gm);animation:cvDot .9s ease-in-out infinite}
.cv-typing span:nth-child(2){animation-delay:.15s}
.cv-typing span:nth-child(3){animation-delay:.3s}
@keyframes cvDot{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}

.cv-qr{padding:7px 12px;display:flex;gap:6px;flex-wrap:wrap;background:#f9fdf9;border-top:1px solid var(--b)}
.cv-qr-btn{background:var(--gp);border:1px solid var(--b);color:var(--gd);font-size:11px;
  padding:4px 9px;border-radius:20px;cursor:pointer;transition:all .2s;
  font-family:'Be Vietnam Pro',sans-serif;white-space:nowrap}
.cv-qr-btn:hover{background:var(--gd);color:#fff;border-color:var(--gd)}

.cv-inp-wrap{padding:9px 11px;border-top:1px solid var(--b);display:flex;gap:7px;
  align-items:center;background:#fff}
.cv-inp{flex:1;border:1px solid var(--b);border-radius:20px;padding:7px 13px;
  font-size:13px;font-family:'Be Vietnam Pro',sans-serif;outline:none;transition:border-color .2s}
.cv-inp:focus{border-color:var(--gm)}
.cv-snd{width:32px;height:32px;border-radius:50%;background:var(--gd);border:none;
  cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:background .2s;flex-shrink:0}
.cv-snd:hover{background:var(--gm)}
.cv-snd svg{width:15px;height:15px;fill:#fff}

/* =====================================================
   RESPONSIVE
   ===================================================== */
/* Tablet 768–1100px */
@media(max-width:1100px){
  header{padding:0 24px}
  .section,.cta-section,footer{padding-left:28px;padding-right:28px}
  .hero{padding:90px 28px 60px}
  .hero-visual-wrap{width:320px;right:28px}
  .hero h1{font-size:42px}
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .testimonials-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .why-grid{gap:32px}
}

/* Mobile 768px */
@media(max-width:768px){
  header{padding:0 16px;height:62px}
  nav{
    display:none;position:fixed;top:62px;left:0;right:0;
    background:rgba(255,255,255,.98);flex-direction:column;gap:0;
    padding:6px 0 14px;box-shadow:0 8px 24px rgba(15,110,86,.1);
    border-bottom:1px solid var(--b);z-index:998;
  }
  nav.open{display:flex}
  nav a{padding:12px 24px;font-size:15px}
  nav a::after{display:none}
  .hamburger{display:flex}
  .logo-slogan-sm{display:none}
  .hero{
    flex-direction:column;padding:80px 16px 48px;
    min-height:auto;gap:32px;
  }
  .hero-content{max-width:100%}
  .hero h1{font-size:32px}
  .hero-visual-wrap{
    position:relative;right:auto;top:auto;transform:none;
    width:100%;
  }
  .hero-actions{flex-direction:column}
  .btn-primary,.btn-outline{text-align:center}
  .hero-stats{gap:20px}
  .section{padding:44px 16px}
  .section-header h2{font-size:26px}
  .services-grid{grid-template-columns:1fr}
  .process-steps{grid-template-columns:1fr 1fr;gap:24px}
  .process-steps::before{display:none}
  .why-grid{grid-template-columns:1fr}
  .testimonials-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;text-align:center}
  footer{padding:44px 16px 80px}
  .cta-section{padding:52px 16px}
  .cta-section h2{font-size:26px}

  /* Float nhỏ hơn mobile */
  .frc{right:10px;bottom:14px;gap:8px}
  .flc{left:10px;bottom:14px;gap:8px}
  .fb{width:44px;height:44px}
  .fb svg{width:19px;height:19px}
  .fb .tip{display:none}
  /* Chat box mobile: bottom = 14+3×44+2×8+12=158px */
  #cv-chat-box{bottom:158px;right:10px;width:calc(100vw - 28px);max-width:300px}
}

/* Mobile nhỏ */
@media(max-width:400px){
  .hero h1{font-size:26px}
  .hero-stats{flex-direction:column;gap:12px}
}

@keyframes fadeUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}


.btn-disabled {
    background: #bfbfbf;
    color: #fff;
    cursor: not-allowed;
    pointer-events: none;
    opacity: 0.8;
    text-decoration: none;
}

.post-card {
  border: 1px solid #ddd;
  padding: 15px;
  margin-bottom: 15px;
}

.post-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

#pagination button {
  padding: 6px 12px;
  border: 1px solid #ddd;
  background: #fff;
  cursor: pointer;
  border-radius: 6px;
  transition: 0.2s;
  justify-content: center;  /* giữa */
}

/* hover */
#pagination button:hover {
  background: #f2f2f2;
}

/* trang đang chọn */
#pagination button.active {
  background: #333;
  color: white;
  border-color: #333;
}