/* ==========================================================================
   BÍCH LAN GROUP — Design System
   Modern, professional, trust-forward B2B technology distributor theme
   ========================================================================== */

:root{
  /* Brand palette */
  --navy-950:#060e1f;
  --navy-900:#0a1930;
  --navy-800:#0f2547;
  --navy-700:#15335f;
  --navy-600:#1c4380;
  --blue-600:#1a5fd6;
  --blue-500:#2f7bf0;
  --blue-400:#5b9bff;
  --cyan-500:#12b7c9;
  --cyan-400:#3fd0de;
  --amber-500:#f5a623;
  --amber-400:#ffc766;
  --ink-900:#0b1524;
  --ink-700:#33415a;
  --ink-500:#5b6b85;
  --ink-300:#93a2ba;
  --ink-100:#e6ecf5;
  --paper-0:#ffffff;
  --paper-50:#f6f9fd;
  --paper-100:#eef3fa;
  --paper-200:#e2eaf5;
  --line:#e3e9f2;
  --line-soft:#eef2f8;
  --success:#1aab6b;

  /* Gradients */
  --grad-brand:linear-gradient(135deg,var(--navy-900) 0%,var(--navy-700) 45%,var(--blue-600) 100%);
  --grad-brand-soft:linear-gradient(135deg,#0d1e3b 0%,#123a72 60%,#1a5fd6 100%);
  --grad-cta:linear-gradient(120deg,var(--amber-500),#ff8a3d);
  --grad-accent-text:linear-gradient(90deg,var(--cyan-400),var(--blue-400));

  /* Elevation */
  --shadow-sm:0 1px 2px rgba(10,25,48,.06),0 1px 1px rgba(10,25,48,.04);
  --shadow-md:0 8px 24px -8px rgba(10,25,48,.18);
  --shadow-lg:0 24px 48px -16px rgba(10,25,48,.28);
  --shadow-glow:0 0 0 1px rgba(255,255,255,.06),0 20px 60px -20px rgba(26,95,214,.55);

  /* Radii */
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;

  /* Type */
  --font-body:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;

  /* Layout */
  --container:1200px;
  --header-h:84px;
}

/* ---------------------------------- Reset --------------------------------- */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink-900);
  background:var(--paper-0);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;}
h1,h2,h3,h4,p{margin:0;}
svg{display:block;}

::selection{background:var(--blue-500);color:#fff;}

/* Scrollbar */
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:var(--paper-100);}
::-webkit-scrollbar-thumb{background:var(--ink-300);border-radius:99px;}

/* ---------------------------------- Utilities ------------------------------ */
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:104px 0;position:relative;}
.section--tight{padding:72px 0;}
.section--dark{background:var(--grad-brand);color:#fff;}
.section--alt{background:var(--paper-50);}
.section--top-line{border-top:1px solid var(--line);}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--blue-600);
  background:rgba(26,95,214,.08);
  padding:7px 16px 7px 12px;
  border-radius:var(--r-pill);
  margin-bottom:20px;
}
.eyebrow::before{
  content:"";width:7px;height:7px;border-radius:50%;background:var(--amber-500);
  box-shadow:0 0 0 4px rgba(245,166,35,.18);
}
.section--dark .eyebrow{
  color:#bfe0ff;background:rgba(255,255,255,.1);
}

.h2{
  font-size:clamp(28px,3.6vw,42px);
  font-weight:800;
  line-height:1.18;
  letter-spacing:-.01em;
  color:var(--navy-900);
  margin-bottom:16px;
}
.section--dark .h2{color:#fff;}
.lede{
  font-size:17px;
  line-height:1.7;
  color:var(--ink-500);
  max-width:640px;
}
.section--dark .lede{color:#c3d3ea;}

.section-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:32px;
  margin-bottom:56px;
}
.section-head--center{flex-direction:column;align-items:center;text-align:center;margin-left:auto;margin-right:auto;}
.section-head--center .lede{max-width:620px;}

.text-accent{
  background:var(--grad-accent-text);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

.grid{display:grid;gap:28px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-5{grid-template-columns:repeat(5,1fr);}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 28px;
  border-radius:var(--r-pill);
  font-weight:700;
  font-size:15px;
  border:1px solid transparent;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn svg{width:18px;height:18px;flex-shrink:0;}
.btn-primary{
  background:var(--grad-cta);
  color:#241000;
  box-shadow:0 12px 24px -8px rgba(245,166,35,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px -8px rgba(245,166,35,.65);}
.btn-outline{
  background:transparent;
  border-color:rgba(255,255,255,.35);
  color:#fff;
}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;}
.btn-outline-dark{
  background:transparent;
  border-color:var(--line);
  color:var(--navy-900);
}
.btn-outline-dark:hover{border-color:var(--blue-600);color:var(--blue-600);background:rgba(26,95,214,.06);}
.btn-ghost-light{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.2);backdrop-filter:blur(6px);}
.btn-ghost-light:hover{background:rgba(255,255,255,.2);}
.btn-block{width:100%;}
.btn-sm{padding:10px 18px;font-size:13.5px;}

/* Badge */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;
  padding:5px 12px;
  border-radius:var(--r-pill);
  background:var(--paper-100);
  color:var(--navy-700);
}

/* Card base */
.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}

/* Reveal animation */
[data-reveal]{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.22,.61,.36,1),transform .7s cubic-bezier(.22,.61,.36,1);}
[data-reveal].is-visible{opacity:1;transform:none;}
[data-reveal-delay="1"]{transition-delay:.08s;}
[data-reveal-delay="2"]{transition-delay:.16s;}
[data-reveal-delay="3"]{transition-delay:.24s;}
[data-reveal-delay="4"]{transition-delay:.32s;}
[data-reveal-delay="5"]{transition-delay:.4s;}

/* ================================ TOP BAR ================================= */
.topbar{
  background:var(--navy-950);
  color:#b7c6de;
  font-size:13.5px;
}
.topbar .container{
  display:flex;align-items:center;justify-content:space-between;
  padding-top:9px;padding-bottom:9px;
  gap:16px;
}
.topbar__left{display:flex;align-items:center;gap:24px;flex-wrap:wrap;}
.topbar__item{display:flex;align-items:center;gap:7px;}
.topbar__item svg{width:14px;height:14px;color:var(--cyan-400);flex-shrink:0;}
.topbar__right{display:flex;align-items:center;gap:14px;}
.topbar__social{
  width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);
  transition:background .2s ease,transform .2s ease;
}
.topbar__social:hover{background:var(--blue-500);transform:translateY(-2px);}
.topbar__social svg{width:13px;height:13px;}

/* ================================ HEADER =================================== */
.header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line-soft);
  transition:box-shadow .3s ease,padding .3s ease;
}
.header.is-scrolled{box-shadow:0 8px 24px -12px rgba(10,25,48,.18);}
.header .container{
  display:flex;align-items:center;justify-content:space-between;
  height:var(--header-h);
  gap:24px;
  transition:height .3s ease;
}
.header.is-scrolled .container{height:68px;}

.brand{display:flex;align-items:center;gap:12px;}
.brand__logo-img{height:46px;width:auto;display:block;transition:height .3s ease;}
.header.is-scrolled .brand__logo-img{height:36px;}
.footer .brand__logo-img{height:38px;}
.mobile-nav__top .brand__logo-img--mobile{height:30px;}
.brand__mark{
  width:48px;height:48px;border-radius:14px;
  background:var(--grad-brand);
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-md);
  flex-shrink:0;
}
.brand__mark svg{width:26px;height:26px;}
.brand__text{display:flex;flex-direction:column;line-height:1.15;}
.brand__title{font-weight:800;font-size:19px;color:var(--navy-900);letter-spacing:-.01em;}
.brand__title span{color:var(--blue-600);}
.brand__sub{font-size:11.5px;color:var(--ink-500);letter-spacing:.06em;text-transform:uppercase;font-weight:600;}

.nav{display:flex;align-items:center;gap:2px;}
.nav__link{
  position:relative;
  padding:10px 16px;
  font-weight:600;
  font-size:15px;
  color:var(--ink-700);
  border-radius:var(--r-sm);
  display:flex;align-items:center;gap:5px;
  transition:color .2s ease,background .2s ease;
}
.nav__link:hover,.nav__link.is-active{color:var(--blue-600);background:rgba(26,95,214,.07);}
.nav__link svg{width:14px;height:14px;transition:transform .2s ease;}
.nav__item{position:relative;}
.nav__item:hover .nav__link svg{transform:rotate(180deg);}

.mega{
  position:absolute;top:calc(100% + 14px);left:50%;
  transform:translateX(-50%) translateY(8px);
  width:640px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-lg);
  padding:20px;
  display:grid;grid-template-columns:1fr 1fr;gap:6px;
  opacity:0;visibility:hidden;
  transition:opacity .22s ease,transform .22s ease,visibility .22s ease;
  z-index:50;
}
.nav__item:hover .mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);}
.mega__link{
  display:flex;align-items:flex-start;gap:12px;
  padding:12px;border-radius:var(--r-sm);
  transition:background .2s ease;
}
.mega__link:hover{background:var(--paper-50);}
.mega__icon{
  width:38px;height:38px;border-radius:10px;
  background:var(--paper-100);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;
  color:var(--blue-600);
}
.mega__icon svg{width:19px;height:19px;}
.mega__title{font-weight:700;font-size:14.5px;color:var(--navy-900);margin-bottom:2px;}
.mega__desc{font-size:12.5px;color:var(--ink-500);line-height:1.4;}

.header__cta{display:flex;align-items:center;gap:12px;}
.header__hotline{
  display:flex;align-items:center;gap:10px;
  padding:8px 16px 8px 8px;
  border-radius:var(--r-pill);
  background:var(--paper-50);
  border:1px solid var(--line);
}
.header__hotline-icon{
  width:34px;height:34px;border-radius:50%;
  background:var(--grad-cta);
  display:flex;align-items:center;justify-content:center;
  color:#241000;
  animation:pulse-ring 2.4s infinite;
  flex-shrink:0;
}
.header__hotline-icon svg{width:16px;height:16px;}
@keyframes pulse-ring{
  0%{box-shadow:0 0 0 0 rgba(245,166,35,.45);}
  70%{box-shadow:0 0 0 9px rgba(245,166,35,0);}
  100%{box-shadow:0 0 0 0 rgba(245,166,35,0);}
}
.header__hotline-text{display:flex;flex-direction:column;line-height:1.2;}
.header__hotline-label{font-size:11px;color:var(--ink-500);font-weight:600;}
.header__hotline-num{font-size:15px;font-weight:800;color:var(--navy-900);}

.menu-toggle{
  display:none;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  align-items:center;justify-content:center;
  flex-shrink:0;
}
.menu-toggle svg{width:20px;height:20px;}

/* Mobile nav drawer */
.mobile-nav{
  position:fixed;inset:0;z-index:200;
  visibility:hidden;
  pointer-events:none;
}
.mobile-nav.is-open{visibility:visible;pointer-events:auto;}
.mobile-nav__backdrop{
  position:absolute;inset:0;background:rgba(6,14,31,.55);
  opacity:0;transition:opacity .3s ease;
}
.mobile-nav.is-open .mobile-nav__backdrop{opacity:1;}
.mobile-nav__panel{
  position:absolute;top:0;right:0;bottom:0;
  width:min(360px,86vw);
  background:#fff;
  padding:24px;
  overflow-y:auto;
  transform:translateX(100%);
  transition:transform .35s cubic-bezier(.22,.61,.36,1);
  display:flex;flex-direction:column;gap:6px;
}
.mobile-nav.is-open .mobile-nav__panel{transform:translateX(0);}
.mobile-nav__top{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;}
.mobile-nav__close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;background:#fff;}
.mobile-nav__close svg{width:18px;height:18px;}
.mobile-nav a.nav__link{width:100%;font-size:16px;padding:14px 12px;}
.mobile-nav__sub{padding-left:14px;border-left:2px solid var(--line-soft);margin:2px 0 10px 12px;display:none;}
.mobile-nav__sub.is-open{display:block;}
.mobile-nav__sub a{display:block;padding:9px 10px;font-size:14.5px;color:var(--ink-700);font-weight:500;border-radius:8px;}
.mobile-nav__sub a:hover{background:var(--paper-50);}
.mobile-nav__cta{margin-top:16px;display:flex;flex-direction:column;gap:10px;}

/* ================================ HERO ===================================== */
.hero{
  position:relative;
  background:var(--grad-brand);
  color:#fff;
  overflow:hidden;
  padding:96px 0 130px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 1px 1px,rgba(255,255,255,.14) 1px,transparent 0);
  background-size:26px 26px;
  opacity:.4;
  mask-image:linear-gradient(to bottom,black,transparent 85%);
}
.hero__glow-a{position:absolute;top:-160px;right:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(63,208,222,.35),transparent 65%);filter:blur(10px);}
.hero__glow-b{position:absolute;bottom:-220px;left:-160px;width:600px;height:600px;border-radius:50%;
  background:radial-gradient(circle,rgba(245,166,35,.22),transparent 65%);filter:blur(10px);}
.hero .container{position:relative;z-index:2;}
.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.hero__title{
  font-size:clamp(34px,4.6vw,58px);
  font-weight:800;
  line-height:1.12;
  letter-spacing:-.02em;
  margin-bottom:24px;
}
.hero__desc{font-size:18px;line-height:1.75;color:#cbdbf0;max-width:560px;margin-bottom:36px;}
.hero__actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:48px;}
.hero__trust{display:flex;flex-wrap:wrap;gap:12px;}
.hero__trust-item{
  display:flex;align-items:center;gap:9px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  padding:9px 16px;border-radius:var(--r-pill);
  font-size:13.5px;font-weight:600;color:#dfeaf7;
  backdrop-filter:blur(6px);
}
.hero__trust-item svg{width:15px;height:15px;color:var(--cyan-400);}

.hero__panel{position:relative;}
.hero__card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:28px;
  padding:28px;
  backdrop-filter:blur(10px);
  box-shadow:var(--shadow-glow);
}
.hero__card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.hero__card-title{font-weight:700;font-size:15px;color:#fff;}
.hero__card-tag{font-size:11.5px;font-weight:700;color:#0b1524;background:var(--cyan-400);padding:4px 10px;border-radius:99px;}
.hero__stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.hero__stat{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  border-radius:16px;padding:18px;
}
.hero__stat-icon{
  width:38px;height:38px;border-radius:11px;
  background:rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:12px;color:var(--cyan-400);
}
.hero__stat-icon svg{width:19px;height:19px;}
.hero__stat-label{font-size:13px;color:#c3d3ea;font-weight:600;line-height:1.4;}

.hero__wave{position:absolute;left:0;right:0;bottom:-1px;line-height:0;z-index:1;}

/* =========================== STAT / MARQUEE STRIP ========================== */
.strip{
  background:var(--paper-50);
  border-bottom:1px solid var(--line);
}
.strip .container{
  padding-top:28px;padding-bottom:28px;
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:20px;
}
.strip__label{font-size:12.5px;font-weight:700;color:var(--ink-500);text-transform:uppercase;letter-spacing:.08em;}
.strip__brands{display:flex;align-items:center;gap:36px;flex-wrap:wrap;}
.strip__brand{font-weight:800;font-size:17px;color:var(--navy-700);letter-spacing:.01em;opacity:.75;transition:opacity .2s ease;}
.strip__brand:hover{opacity:1;}

/* ============================= CATEGORY CARDS =============================== */
.cat-card{
  padding:32px 28px;
  display:flex;flex-direction:column;
  height:100%;
  position:relative;
  overflow:hidden;
}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent;}
.cat-card__icon{
  width:56px;height:56px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:22px;color:#fff;
  box-shadow:var(--shadow-md);
}
.cat-card__icon svg{width:27px;height:27px;}
.cat-card__title{font-size:19px;font-weight:800;color:var(--navy-900);margin-bottom:10px;}
.cat-card__desc{font-size:14.5px;line-height:1.65;color:var(--ink-500);margin-bottom:20px;flex-grow:1;}
.cat-card__tags{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:22px;}
.cat-card__tag{font-size:12px;font-weight:600;color:var(--ink-700);background:var(--paper-100);padding:5px 10px;border-radius:8px;}
.cat-card__link{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:700;font-size:14px;color:var(--blue-600);
}
.cat-card__link svg{width:15px;height:15px;transition:transform .2s ease;}
.cat-card:hover .cat-card__link svg{transform:translateX(4px);}

.cat-card--photo{padding:0;overflow:hidden;}
.cat-card--photo .cat-card__img{aspect-ratio:16/10;position:relative;overflow:hidden;}
.cat-card--photo .cat-card__img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease;}
.cat-card--photo:hover .cat-card__img img{transform:scale(1.06);}
.cat-card--photo .cat-card__icon{
  position:absolute;left:20px;bottom:-24px;margin:0;
  border:3px solid #fff;z-index:2;
}
.cat-card--photo .cat-card__body{padding:36px 28px 28px;display:flex;flex-direction:column;flex-grow:1;}

.icon-bg-1{background:linear-gradient(135deg,#1a5fd6,#123a72);}
.icon-bg-2{background:linear-gradient(135deg,#f5a623,#d97706);}
.icon-bg-3{background:linear-gradient(135deg,#12b7c9,#0b6e79);}
.icon-bg-4{background:linear-gradient(135deg,#7c3aed,#4c1d95);}
.icon-bg-5{background:linear-gradient(135deg,#1aab6b,#0a5c39);}
.icon-bg-6{background:linear-gradient(135deg,#e11d78,#7c1450);}

/* =============================== WHY US ===================================== */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.why-item{
  display:flex;gap:18px;
  padding:26px;
  border-radius:var(--r-md);
  background:#fff;
  border:1px solid var(--line);
  transition:box-shadow .3s ease,transform .3s ease;
}
.why-item:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);}
.why-item__icon{
  width:48px;height:48px;border-radius:13px;flex-shrink:0;
  background:var(--paper-100);
  display:flex;align-items:center;justify-content:center;
  color:var(--blue-600);
}
.why-item__icon svg{width:23px;height:23px;}
.why-item__title{font-weight:700;font-size:15.5px;color:var(--navy-900);margin-bottom:6px;}
.why-item__desc{font-size:13.8px;line-height:1.6;color:var(--ink-500);}

/* ================================ PROCESS ==================================== */
.process{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  position:relative;
}
.process__item{
  position:relative;
  padding:0 20px;
  text-align:center;
}
.process__item::after{
  content:"";position:absolute;top:34px;left:calc(50% + 46px);right:calc(-50% + 46px);
  height:2px;background:repeating-linear-gradient(90deg,var(--line) 0 8px,transparent 8px 16px);
}
.process__item:last-child::after{display:none;}
.process__num{
  width:68px;height:68px;border-radius:50%;
  background:var(--grad-brand);
  color:#fff;font-weight:800;font-size:22px;
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 22px;
  box-shadow:var(--shadow-md);
  position:relative;z-index:2;
}
.process__title{font-weight:700;font-size:16px;color:var(--navy-900);margin-bottom:8px;}
.process__desc{font-size:13.5px;color:var(--ink-500);line-height:1.6;max-width:230px;margin:0 auto;}

/* ================================ BRANCHES =================================== */
.branch-card{
  padding:0;overflow:hidden;
  display:flex;flex-direction:column;
}
.branch-card__map{height:200px;width:100%;border:0;filter:grayscale(.15) contrast(1.05);}
.branch-card__body{padding:26px 28px 28px;}
.branch-card__tag{margin-bottom:14px;}
.branch-card__title{font-size:19px;font-weight:800;color:var(--navy-900);margin-bottom:14px;}
.branch-card__row{display:flex;gap:12px;margin-bottom:12px;font-size:14.5px;color:var(--ink-700);line-height:1.55;}
.branch-card__row svg{width:18px;height:18px;color:var(--blue-600);flex-shrink:0;margin-top:1px;}
.branch-card__actions{display:flex;gap:10px;margin-top:20px;}

/* ================================ CTA BANNER ================================= */
.cta-banner{
  background:var(--grad-brand);
  border-radius:32px;
  padding:64px;
  position:relative;
  overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  flex-wrap:wrap;
  color:#fff;
}
.cta-banner::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 85% 20%,rgba(63,208,222,.3),transparent 55%);
}
.cta-banner__content{position:relative;z-index:2;max-width:600px;}
.cta-banner__title{font-size:clamp(24px,3vw,34px);font-weight:800;margin-bottom:14px;line-height:1.25;}
.cta-banner__desc{color:#cbdbf0;font-size:15.5px;line-height:1.65;}
.cta-banner__actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;}

/* ================================= FOOTER ===================================== */
.footer{background:var(--navy-950);color:#9fb0c9;padding-top:80px;}
.footer .container{padding-bottom:28px;}
.footer__grid{display:grid;grid-template-columns:1.4fr .9fr .9fr 1.1fr;gap:40px;padding-bottom:56px;border-bottom:1px solid rgba(255,255,255,.08);}
.footer__brand .brand__title{color:#fff;}
.footer__desc{font-size:14px;line-height:1.7;margin:18px 0 22px;max-width:320px;}
.footer__social{display:flex;gap:10px;}
.footer__social a{
  width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.06);
  display:flex;align-items:center;justify-content:center;transition:background .2s ease,transform .2s ease;
}
.footer__social a:hover{background:var(--blue-500);transform:translateY(-3px);}
.footer__social svg{width:16px;height:16px;color:#fff;}
.footer__title{color:#fff;font-weight:700;font-size:15px;margin-bottom:20px;}
.footer__links li{margin-bottom:12px;}
.footer__links a{font-size:14px;transition:color .2s ease,padding-left .2s ease;}
.footer__links a:hover{color:#fff;padding-left:4px;}
.footer__contact li{display:flex;gap:10px;margin-bottom:14px;font-size:13.8px;line-height:1.6;}
.footer__contact svg{width:17px;height:17px;color:var(--cyan-400);flex-shrink:0;margin-top:2px;}
.footer__bottom{
  padding:24px 0;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
  font-size:13px;color:#7c8ba6;
}
.footer__bottom a{font-weight:600;}
.footer__bottom a:hover{color:#fff;}

/* ============================= FLOATING CONTACT =============================== */
.floating-actions{
  position:fixed;right:24px;bottom:24px;z-index:150;
  display:flex;flex-direction:column;gap:12px;align-items:flex-end;
}
.fab{
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-lg);
  color:#fff;
  transition:transform .25s ease;
}
.fab:hover{transform:scale(1.08);}
.fab svg{width:25px;height:25px;}
.fab--phone{background:linear-gradient(135deg,#1aab6b,#0a5c39);animation:pulse-ring 2.4s infinite;}
.fab--zalo{background:linear-gradient(135deg,#0068ff,#0047b3);}
.fab--top{
  width:44px;height:44px;background:#fff;border:1px solid var(--line);color:var(--navy-700);
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .3s ease,transform .3s ease;
}
.fab--top.is-visible{opacity:1;pointer-events:auto;transform:none;}
.fab--top svg{width:19px;height:19px;}

/* ================================ PAGE HERO (inner pages) ====================== */
.page-hero{
  background:var(--grad-brand);
  color:#fff;
  padding:56px 0 84px;
  position:relative;
  overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 1px 1px,rgba(255,255,255,.12) 1px,transparent 0);
  background-size:24px 24px;
  mask-image:linear-gradient(to bottom,black,transparent 85%);
}
.page-hero .container{position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:#a9c0dd;margin-bottom:20px;font-weight:600;}
.breadcrumb svg{width:13px;height:13px;}
.breadcrumb .is-current{color:#fff;}
.page-hero__title{font-size:clamp(30px,4vw,44px);font-weight:800;margin-bottom:14px;letter-spacing:-.01em;}
.page-hero__desc{max-width:620px;color:#cbdbf0;font-size:16.5px;line-height:1.7;}

/* ================================ TABS (Products) =============================== */
.tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:52px;}
.tab-btn{
  padding:12px 22px;border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:#fff;
  font-weight:700;font-size:14.5px;color:var(--ink-700);
  display:flex;align-items:center;gap:9px;
  transition:all .2s ease;
}
.tab-btn svg{width:17px;height:17px;}
.tab-btn:hover{border-color:var(--blue-500);color:var(--blue-600);}
.tab-btn.is-active{background:var(--grad-brand);border-color:transparent;color:#fff;box-shadow:var(--shadow-md);}

.product-panel{display:none;}
.product-panel.is-active{display:block;animation:fade-up .5s ease;}
@keyframes fade-up{from{opacity:0;transform:translateY(14px);}to{opacity:1;transform:none;}}

.product-hero{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
  padding:40px;
  border-radius:var(--r-lg);
  background:var(--paper-50);
  border:1px solid var(--line);
  margin-bottom:40px;
}
.product-hero__visual{
  aspect-ratio:4/3;border-radius:var(--r-md);
  display:flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;
}
.product-hero__visual svg{width:46%;height:46%;position:relative;z-index:2;color:#fff;}
.product-hero__visual::before{content:"";position:absolute;inset:0;opacity:.9;}
.product-hero__badge{margin-bottom:16px;}
.product-hero__title{font-size:26px;font-weight:800;color:var(--navy-900);margin-bottom:14px;}
.product-hero__desc{font-size:15px;line-height:1.75;color:var(--ink-500);margin-bottom:24px;}
.product-hero__list{display:grid;gap:10px;margin-bottom:28px;}
.product-hero__list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-700);font-weight:500;}
.product-hero__list svg{width:18px;height:18px;color:var(--success);flex-shrink:0;margin-top:1px;}
.product-hero__actions{display:flex;gap:12px;flex-wrap:wrap;}

.item-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.item-card{
  padding:22px 18px;text-align:center;
}
.item-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.item-card__icon{
  width:52px;height:52px;border-radius:14px;margin:0 auto 16px;
  display:flex;align-items:center;justify-content:center;color:#fff;
}
.item-card__icon svg{width:25px;height:25px;}
.item-card__title{font-weight:700;font-size:14.5px;color:var(--navy-900);}

/* ---- Product hero with real photo ---- */
.product-hero__visual{isolation:isolate;}
.product-hero__visual img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;
}
.product-hero__visual::before{
  background:linear-gradient(190deg,rgba(6,14,31,.05) 0%,rgba(6,14,31,.72) 100%);
  z-index:1;
}
.product-hero__visual__icon{
  position:absolute;top:16px;left:16px;z-index:2;
  width:46px;height:46px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;color:#fff;
  box-shadow:var(--shadow-md);
}
.product-hero__visual__icon svg{width:22px;height:22px;}
.product-hero__visual__caption{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:2;
  color:#fff;font-weight:700;font-size:14px;line-height:1.4;
  text-shadow:0 1px 6px rgba(0,0,0,.35);
}
.product-hero__visual__caption span{
  display:block;font-weight:500;font-size:12.5px;color:rgba(255,255,255,.78);margin-top:2px;
}
.product-hero__trust{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;}
.product-hero__trust span{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;color:var(--navy-700);
  background:var(--paper-100);border:1px solid var(--line);
  padding:6px 12px;border-radius:var(--r-pill);
}
.product-hero__trust svg{width:14px;height:14px;color:var(--success);}

/* ---- Product cards (photo + specs) ---- */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.product-card{overflow:hidden;display:flex;flex-direction:column;}
.product-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);}
.product-card__img{
  aspect-ratio:16/11;position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
}
.product-card__img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.product-card:hover .product-card__img img{transform:scale(1.06);}
.product-card__img svg{width:32%;height:32%;color:#fff;opacity:.95;position:relative;z-index:1;}
.product-card__icon{
  position:absolute;top:12px;left:12px;z-index:2;
  width:38px;height:38px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;color:#fff;
  box-shadow:0 2px 8px rgba(10,25,48,.25);
}
.product-card__icon svg{width:18px;height:18px;}
.product-card__badge{
  position:absolute;top:12px;right:12px;z-index:2;
  font-size:10.5px;font-weight:800;letter-spacing:.02em;color:var(--navy-900);
  background:var(--amber-400);padding:4px 9px;border-radius:var(--r-pill);
}
.product-card__body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:12px;flex-grow:1;}
.product-card__title{font-weight:800;font-size:15.5px;color:var(--navy-900);line-height:1.35;}
.product-card__specs{display:grid;gap:7px;flex-grow:1;}
.product-card__specs li{
  font-size:12.8px;color:var(--ink-500);line-height:1.5;
  display:flex;gap:7px;
}
.product-card__specs li::before{
  content:"";flex-shrink:0;width:5px;height:5px;border-radius:50%;
  background:var(--blue-500);margin-top:6px;
}
.product-card__footer{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding-top:12px;border-top:1px solid var(--line-soft);
}
.product-card__price{font-size:12px;font-weight:700;color:var(--ink-500);}
.product-card__price strong{display:block;font-size:13.5px;color:var(--navy-900);}
.product-card__link{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:700;font-size:13px;color:var(--blue-600);white-space:nowrap;
}
.product-card__link svg{width:14px;height:14px;transition:transform .2s ease;}
.product-card:hover .product-card__link svg{transform:translateX(4px);}

.section-lead{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px;flex-wrap:wrap;}
.section-lead__title{font-size:18px;font-weight:800;color:var(--navy-900);}
.section-lead__desc{font-size:13.5px;color:var(--ink-500);margin-top:4px;}

/* ================================ NEWS ============================================ */
.news-card{overflow:hidden;display:flex;flex-direction:column;}
.news-card__cover{
  aspect-ratio:16/10;
  display:flex;align-items:center;justify-content:center;
  position:relative;
}
.news-card__cover svg{width:34%;height:34%;color:#fff;opacity:.92;}
.news-card__body{padding:24px;display:flex;flex-direction:column;gap:12px;flex-grow:1;}
.news-card__meta{display:flex;gap:14px;font-size:12.5px;color:var(--ink-500);font-weight:600;}
.news-card__meta span{display:flex;align-items:center;gap:5px;}
.news-card__meta svg{width:13px;height:13px;}
.news-card__title{font-size:16.5px;font-weight:700;color:var(--navy-900);line-height:1.4;}
.news-card__desc{font-size:13.8px;color:var(--ink-500);line-height:1.6;flex-grow:1;}
.news-card__link{font-size:13.5px;font-weight:700;color:var(--blue-600);display:inline-flex;align-items:center;gap:6px;margin-top:auto;}
.news-card__link svg{width:14px;height:14px;}

.news-featured{
  display:grid;grid-template-columns:1.1fr 1fr;gap:0;
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);margin-bottom:56px;
}
.news-featured__visual{position:relative;min-height:320px;display:flex;align-items:center;justify-content:center;}
.news-featured__visual svg{width:28%;height:28%;color:#fff;}
.news-featured__body{padding:44px;display:flex;flex-direction:column;justify-content:center;}

/* ================================ ABOUT PAGE ======================================= */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;}
.about-visual{position:relative;}
.about-visual__frame{
  border-radius:28px;background:var(--grad-brand);
  aspect-ratio:1/1;position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
}
.about-visual__frame svg{width:44%;height:44%;color:#fff;opacity:.95;}
.about-visual__frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;}
.about-visual__frame::before{content:"";position:absolute;inset:0;background:linear-gradient(165deg,rgba(10,25,48,.1) 0%,rgba(10,25,48,.7) 100%);z-index:1;}
.about-visual__frame .about-visual__icon{
  position:relative;z-index:2;width:64px;height:64px;border-radius:16px;
  background:rgba(255,255,255,.14);backdrop-filter:blur(4px);
  display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.3);
}
.about-visual__frame .about-visual__icon svg{width:44%;height:44%;}
.about-visual__badge{
  position:absolute;bottom:-24px;left:-24px;
  background:#fff;border-radius:20px;padding:20px 24px;
  box-shadow:var(--shadow-lg);border:1px solid var(--line);
  display:flex;align-items:center;gap:14px;
}
.about-visual__badge-icon{width:46px;height:46px;border-radius:12px;background:var(--paper-100);display:flex;align-items:center;justify-content:center;color:var(--amber-500);flex-shrink:0;}
.about-visual__badge-icon svg{width:23px;height:23px;}
.about-visual__badge-title{font-weight:800;font-size:14.5px;color:var(--navy-900);}
.about-visual__badge-desc{font-size:12px;color:var(--ink-500);}

.about-copy p{font-size:15.5px;line-height:1.85;color:var(--ink-700);margin-bottom:18px;}
.value-list{display:grid;gap:16px;margin-top:28px;}
.value-item{display:flex;gap:14px;align-items:flex-start;}
.value-item__icon{width:38px;height:38px;border-radius:11px;background:var(--paper-100);color:var(--blue-600);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.value-item__icon svg{width:19px;height:19px;}
.value-item__title{font-weight:700;font-size:14.5px;color:var(--navy-900);margin-bottom:3px;}
.value-item__desc{font-size:13.5px;color:var(--ink-500);line-height:1.55;}

.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.timeline__item{padding:28px 24px;text-align:center;}
.timeline__num{font-size:34px;font-weight:800;background:var(--grad-accent-text);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:8px;}
.timeline__label{font-size:14px;font-weight:700;color:var(--navy-900);}

/* ================================ CONTACT PAGE ===================================== */
.contact-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:flex-start;}
.contact-info-card{padding:36px;}
.contact-info-card__title{font-size:20px;font-weight:800;color:var(--navy-900);margin-bottom:8px;}
.contact-info-card__desc{font-size:14px;color:var(--ink-500);line-height:1.6;margin-bottom:28px;}
.contact-method{display:flex;gap:14px;padding:16px 0;border-top:1px solid var(--line-soft);}
.contact-method:first-of-type{border-top:none;}
.contact-method__icon{width:44px;height:44px;border-radius:12px;background:var(--paper-100);color:var(--blue-600);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.contact-method__icon svg{width:21px;height:21px;}
.contact-method__label{font-size:12.5px;color:var(--ink-500);font-weight:600;margin-bottom:3px;}
.contact-method__value{font-size:15px;font-weight:700;color:var(--navy-900);}

.form-card{padding:40px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field label{font-size:13.5px;font-weight:700;color:var(--navy-900);}
.field input,.field select,.field textarea{
  padding:14px 16px;border-radius:12px;border:1.5px solid var(--line);
  font-size:14.5px;color:var(--ink-900);background:var(--paper-50);
  transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue-500);background:#fff;box-shadow:0 0 0 4px rgba(47,123,240,.14);
}
.field textarea{resize:vertical;min-height:130px;}
.field-note{font-size:12px;color:var(--ink-300);}
.form-status{
  margin-top:16px;padding:14px 16px;border-radius:12px;font-size:14px;font-weight:600;display:none;
}
.form-status.is-success{display:block;background:rgba(26,171,107,.1);color:var(--success);}
.form-status.is-error{display:block;background:rgba(220,60,60,.1);color:#c0392b;}

.map-full{width:100%;height:420px;border:0;border-radius:var(--r-lg);filter:grayscale(.1) contrast(1.05);}

/* ================================ SCROLL TOP OF PAGE, MISC ========================= */
.divider-fade{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0;}

/* ================================ RESPONSIVE ======================================== */
@media (max-width:1080px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-5{grid-template-columns:repeat(2,1fr);}
  .why-grid{grid-template-columns:repeat(2,1fr);}
  .process{grid-template-columns:repeat(2,1fr);row-gap:48px;}
  .process__item::after{display:none;}
  .item-grid{grid-template-columns:repeat(2,1fr);}
  .product-grid{grid-template-columns:repeat(2,1fr);}
  .footer__grid{grid-template-columns:1fr 1fr;}
  .hero__grid{grid-template-columns:1fr;}
  .hero__panel{max-width:520px;}
  .about-grid{grid-template-columns:1fr;}
  .about-visual{max-width:440px;margin:0 auto;}
  .contact-layout{grid-template-columns:1fr;}
  .news-featured{grid-template-columns:1fr;}
}

@media (max-width:880px){
  .nav,.header__hotline,.strip__label{display:none;}
  .menu-toggle{display:flex;}
  .topbar__left .topbar__item:nth-child(2){display:none;}
  .grid-3{grid-template-columns:1fr 1fr;}
  .cta-banner{padding:40px;flex-direction:column;text-align:center;align-items:center;}
  .cta-banner__actions{justify-content:center;}
  .section{padding:72px 0;}
  .product-hero{grid-template-columns:1fr;padding:28px;}
  .form-row{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr 1fr;}
}

@media (max-width:640px){
  .grid-2,.grid-3,.grid-4,.grid-5{grid-template-columns:1fr;}
  .section-head{flex-direction:column;align-items:flex-start;}
  .hero{padding:48px 0 96px;}
  .hero__actions .btn{width:100%;}
  .item-grid{grid-template-columns:1fr 1fr;}
  .product-grid{grid-template-columns:1fr 1fr;}
  .section-lead{flex-direction:column;align-items:flex-start;}
  .footer__grid{grid-template-columns:1fr;gap:36px;}
  .footer__bottom{flex-direction:column;text-align:center;}
  .topbar__left{gap:14px;}
  .why-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr 1fr;}
  .brand__sub{display:none;}
}

/* ============================= PRODUCT SEARCH BOX ============================= */
.product-search{
  position:relative;display:flex;align-items:center;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:13px 20px;margin-bottom:26px;max-width:560px;box-shadow:var(--shadow-sm);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.product-search:focus-within{border-color:var(--blue-500);box-shadow:0 0 0 3px rgba(47,123,240,.12);}
.product-search__icon{color:var(--ink-300);flex-shrink:0;}
.product-search__input{
  flex:1;border:none;outline:none;background:transparent;
  font-family:var(--font-body);font-size:14.5px;color:var(--ink-900);
}
.product-search__input::placeholder{color:var(--ink-300);}
.product-search__clear{
  background:var(--paper-100);border:none;border-radius:50%;
  width:24px;height:24px;flex-shrink:0;cursor:pointer;
  display:flex;align-items:center;justify-content:center;color:var(--ink-500);
}
.product-search__clear:hover{background:var(--paper-200);color:var(--ink-900);}
.product-search__clear[hidden]{display:none;}
.product-search__empty{
  font-size:14.5px;color:var(--ink-500);background:var(--paper-50);
  border:1px dashed var(--line);border-radius:var(--r-md);
  padding:18px 22px;margin:-6px 0 30px;
}
.product-search__empty a{color:var(--blue-600);font-weight:700;}
.tabs.is-hidden{display:none;}
.product-panel.is-searching .product-hero,
.product-panel.is-searching .section-lead{display:none;}
.product-panel.is-empty-search{display:none;}
.product-card.is-hidden-search{display:none;}

/* ============================= AI CHATBOT WIDGET ============================= */
.chatbot{position:fixed;right:96px;bottom:24px;z-index:999;}
.chatbot__toggle{
  width:60px;height:60px;border-radius:50%;border:none;cursor:pointer;
  background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 30px -8px rgba(10,25,48,.45);
  position:relative;transition:transform .2s ease;
}
.chatbot__toggle:hover{transform:scale(1.06);}
.chatbot__badge{
  position:absolute;top:-4px;right:-4px;background:var(--grad-cta);color:#fff;
  font-size:9px;font-weight:800;padding:2px 6px;border-radius:var(--r-pill);
  box-shadow:0 2px 6px rgba(0,0,0,.2);
}
.chatbot.is-open .chatbot__toggle{display:none;}
.chatbot__panel{
  display:none;flex-direction:column;
  position:absolute;right:0;bottom:76px;
  width:360px;max-width:calc(100vw - 40px);height:520px;max-height:calc(100vh - 180px);
  background:#fff;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow-lg);border:1px solid var(--line);
}
.chatbot.is-open .chatbot__panel{display:flex;animation:fade-up .3s ease;}
.chatbot__header{
  background:var(--grad-brand);color:#fff;padding:16px 18px;
  display:flex;align-items:center;justify-content:space-between;flex-shrink:0;
}
.chatbot__header-info{display:flex;align-items:center;gap:10px;}
.chatbot__avatar{
  width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.15);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.chatbot__title{font-size:14.5px;font-weight:700;}
.chatbot__status{font-size:11.5px;color:#c3d3ea;display:flex;align-items:center;gap:5px;margin-top:2px;}
.chatbot__dot{width:7px;height:7px;border-radius:50%;background:#3fd0de;display:inline-block;box-shadow:0 0 0 2px rgba(63,208,222,.25);}
.chatbot__close{background:rgba(255,255,255,.12);border:none;color:#fff;width:28px;height:28px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.chatbot__close:hover{background:rgba(255,255,255,.22);}
.chatbot__body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:var(--paper-50);}
.chatbot__msg{max-width:82%;font-size:13.5px;line-height:1.6;padding:10px 14px;border-radius:14px;white-space:pre-line;}
.chatbot__msg--bot{align-self:flex-start;background:#fff;border:1px solid var(--line);color:var(--ink-700);border-bottom-left-radius:4px;}
.chatbot__msg--user{align-self:flex-end;background:var(--blue-600);color:#fff;border-bottom-right-radius:4px;}
.chatbot__msg a{color:var(--blue-600);font-weight:700;}
.chatbot__msg--user a{color:#fff;text-decoration:underline;}
.chatbot__quick{display:flex;flex-wrap:wrap;gap:6px;padding:0 14px 12px;flex-shrink:0;}
.chatbot__quick-btn{
  font-size:12px;font-weight:600;color:var(--blue-600);background:var(--paper-100);
  border:1px solid var(--line);border-radius:var(--r-pill);padding:6px 12px;cursor:pointer;
}
.chatbot__quick-btn:hover{background:var(--paper-200);}
.chatbot__form{display:flex;gap:8px;padding:12px 14px;border-top:1px solid var(--line-soft);flex-shrink:0;background:#fff;}
.chatbot__input{
  flex:1;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:10px 16px;font-family:var(--font-body);font-size:13.5px;outline:none;
}
.chatbot__input:focus{border-color:var(--blue-500);}
.chatbot__send{
  width:38px;height:38px;border-radius:50%;border:none;background:var(--grad-brand);
  color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;
}
.chatbot__send:hover{opacity:.9;}
@media (max-width:520px){
  .chatbot{right:90px;}
  .chatbot__panel{width:calc(100vw - 32px);right:-74px;}
}