/* ============================================================================
 *  coffeebean.vn — styles
 * ========================================================================== */
:root{
  --coffee-900:#2a1810; --coffee-800:#3a2317; --coffee-700:#4e2f1d;
  --coffee-600:#6f4426; --coffee-500:#8b5a2b; --coffee-400:#a9784a;
  --cream-100:#fbf6ef; --cream-200:#f3e9da; --cream-300:#e7d6bf;
  --gold:#c89b53; --green:#5a7d4f;
  --ink:#241812; --muted:#7a6a5d; --line:#e6dccd;
  --radius:14px; --shadow:0 10px 30px rgba(42,24,16,.10);
  --maxw:1140px; --font:'Inter',system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--cream-100);line-height:1.6;-webkit-font-smoothing:antialiased}
body[dir="rtl"]{font-family:'Noto Sans Arabic',var(--font)}
body[lang="zh"]{font-family:'Noto Sans SC',var(--font)}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}
h1,h2,h3{line-height:1.2;font-weight:700}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  background:var(--coffee-600);color:#fff;border:none;border-radius:999px;
  padding:.7rem 1.4rem;font-weight:600;font-size:.95rem;cursor:pointer;
  font-family:inherit;transition:transform .15s,background .2s,box-shadow .2s}
.btn:hover{background:var(--coffee-700);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-lg{padding:.9rem 1.8rem;font-size:1.02rem}
.btn-sm{padding:.5rem 1rem;font-size:.88rem}
.btn-ghost{background:transparent;border:1.5px solid var(--coffee-600);color:var(--coffee-700)}
.btn-ghost:hover{background:var(--coffee-600);color:#fff}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,246,239,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:1.2rem;height:66px}
.brand{display:flex;align-items:center;gap:.55rem;font-weight:800;font-size:1.15rem;color:var(--coffee-800)}
.brand-mark{font-size:1.4rem}
.main-nav{display:flex;gap:1.35rem;margin-inline-start:auto;font-weight:500;font-size:.95rem}
.main-nav a{color:var(--coffee-800);opacity:.85}
.main-nav a:hover{opacity:1;color:var(--coffee-600)}
.header-right{display:flex;align-items:center;gap:.7rem}
.lang-switch{display:flex;gap:.15rem;background:var(--cream-200);border-radius:999px;padding:3px}
.lang-switch button{border:none;background:transparent;cursor:pointer;font-family:inherit;
  font-size:.82rem;font-weight:600;color:var(--muted);padding:.32rem .6rem;border-radius:999px;line-height:1}
.lang-switch button.active{background:#fff;color:var(--coffee-700);box-shadow:0 1px 3px rgba(0,0,0,.08)}
.nav-toggle{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--coffee-800)}

/* ---------- hero ---------- */
.hero{background:radial-gradient(120% 120% at 80% -10%,var(--coffee-700),var(--coffee-900) 60%);color:var(--cream-100);overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.25fr .75fr;gap:2rem;align-items:center;padding:4.5rem 22px 4rem}
.hero h1{font-family:'Playfair Display',serif;font-size:clamp(2rem,4.4vw,3.4rem);color:#fff}
.hero-sub{margin-top:1.1rem;font-size:1.12rem;color:var(--cream-300);max-width:42ch}
.hero-cta-row{display:flex;gap:.8rem;margin-top:1.8rem;flex-wrap:wrap}
.hero .btn-ghost{border-color:var(--cream-300);color:var(--cream-100)}
.hero .btn-ghost:hover{background:var(--cream-100);color:var(--coffee-800)}
.hero-badges{list-style:none;display:flex;flex-wrap:wrap;gap:.6rem 1.4rem;margin-top:2.2rem}
.hero-badges li{display:flex;align-items:center;gap:.45rem;font-size:.92rem;color:var(--cream-200)}
.hero-badges span:first-child{font-size:1.05rem}
.hero-art{display:flex;justify-content:center;align-items:center;min-height:240px}
.bean-stack{position:relative;width:230px;height:230px}
.bean{position:absolute;width:96px;height:130px;border-radius:48px/65px;
  background:linear-gradient(135deg,var(--coffee-400),var(--coffee-700));
  box-shadow:inset 0 0 0 0 transparent,var(--shadow)}
.bean::after{content:"";position:absolute;inset:0;border-radius:inherit;
  background:linear-gradient(90deg,transparent 46%,rgba(0,0,0,.35) 49%,rgba(0,0,0,.35) 51%,transparent 54%)}
.bean.b1{top:6%;left:18%;transform:rotate(-18deg)}
.bean.b2{top:24%;left:46%;transform:rotate(14deg);background:linear-gradient(135deg,var(--coffee-500),var(--coffee-800))}
.bean.b3{top:50%;left:10%;transform:rotate(8deg);background:linear-gradient(135deg,var(--gold),var(--coffee-600))}
.bean.b4{top:54%;left:48%;transform:rotate(-12deg)}

/* ---------- sections ---------- */
.section{padding:4.2rem 0}
.section-alt{background:var(--cream-200)}
.section-dark{background:linear-gradient(160deg,var(--coffee-800),var(--coffee-900));color:var(--cream-100)}
.section-title{font-family:'Playfair Display',serif;font-size:clamp(1.6rem,3vw,2.3rem);color:var(--coffee-800)}
.section-dark .section-title{color:#fff}
.section-sub{color:var(--muted);margin-top:.5rem;max-width:60ch}
.section-dark .section-sub{color:var(--cream-300)}

/* ---------- product grid ---------- */
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.4rem;margin-top:2rem}
.product-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .18s,box-shadow .18s}
.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.pc-img{height:160px;position:relative;background-size:cover;background-position:center;display:flex;align-items:flex-end}
.pc-img .pc-bean{font-size:2.4rem;filter:drop-shadow(0 2px 4px rgba(0,0,0,.3))}
.pc-tag{position:absolute;top:10px;inset-inline-start:10px;background:rgba(42,24,16,.78);color:#fff;
  font-size:.72rem;font-weight:600;padding:.25rem .6rem;border-radius:999px}
.pc-body{padding:1.1rem 1.15rem 1.25rem;display:flex;flex-direction:column;gap:.6rem;flex:1}
.pc-body h3{font-size:1.12rem;color:var(--coffee-800)}
.pc-blurb{color:var(--muted);font-size:.92rem}
.pc-specs{list-style:none;font-size:.82rem;border-top:1px dashed var(--line);padding-top:.6rem;margin-top:.2rem}
.pc-specs li{display:flex;justify-content:space-between;gap:1rem;padding:.12rem 0}
.pc-specs li span:first-child{color:var(--muted)}
.pc-specs li span:last-child{font-weight:600;color:var(--coffee-700)}
.pc-cta{margin-top:.4rem;font-weight:600;font-size:.9rem;color:var(--coffee-600);align-self:flex-start}
.pc-cta:hover{color:var(--coffee-800);text-decoration:underline}

/* ---------- quality ---------- */
.quality-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.2rem;margin-top:2rem}
.quality-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem 1.3rem}
.quality-card .qicon{font-size:1.8rem}
.quality-card h3{margin:.7rem 0 .4rem;font-size:1.08rem;color:var(--coffee-800)}
.quality-card p{color:var(--muted);font-size:.92rem}

/* ---------- about ---------- */
.about-inner{display:grid;grid-template-columns:.7fr 1.3fr;gap:2.4rem;align-items:center}
.about-art{display:flex;justify-content:center}
.about-circle{width:190px;height:190px;border-radius:50%;font-size:4.5rem;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle at 35% 30%,var(--cream-300),var(--coffee-500));box-shadow:var(--shadow)}
.about-body{margin-top:1rem;font-size:1.06rem;color:#4a3a2e}

/* ---------- enquiry form ---------- */
.enquiry-inner{display:grid;grid-template-columns:.9fr 1.1fr;gap:2.4rem;align-items:start}
.enquiry-form{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:1.6rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.enquiry-form label{display:flex;flex-direction:column;gap:.35rem;font-size:.85rem;font-weight:600;color:var(--cream-200);margin-bottom:.9rem}
.enquiry-form input,.enquiry-form select,.enquiry-form textarea{
  font-family:inherit;font-size:.95rem;padding:.7rem .8rem;border-radius:10px;border:1px solid rgba(255,255,255,.18);
  background:rgba(0,0,0,.18);color:#fff;font-weight:400}
.enquiry-form input::placeholder,.enquiry-form textarea::placeholder{color:rgba(255,255,255,.4)}
.enquiry-form input:focus,.enquiry-form select:focus,.enquiry-form textarea:focus{outline:2px solid var(--gold);border-color:transparent}
.enquiry-form select option{color:#000}
.enquiry-form .hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.enquiry-form .btn{width:100%;margin-top:.3rem}
.form-note{margin-top:.9rem;font-size:.9rem;min-height:1.2em;color:var(--cream-200)}
.form-note.ok{color:#9fe6a0}.form-note.err{color:#ffb4a8}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.2rem;margin-top:2rem}
.contact-card{display:flex;gap:.9rem;align-items:flex-start;background:var(--cream-200);border-radius:var(--radius);padding:1.2rem 1.3rem}
.contact-card .ci{font-size:1.5rem}
.contact-card .cl{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.contact-card .cv{font-weight:600;color:var(--coffee-800);word-break:break-word}
.contact-card a.cv:hover{color:var(--coffee-600);text-decoration:underline}

/* ---------- footer ---------- */
.site-footer{background:var(--coffee-900);color:var(--cream-300);padding:2.6rem 0 2rem}
.footer-inner{display:flex;justify-content:space-between;gap:1.5rem;flex-wrap:wrap;align-items:center}
.site-footer strong{color:#fff}
.footer-tagline{font-size:.9rem;margin-top:.3rem;opacity:.8}
.footer-copy{font-size:.85rem;opacity:.75}

/* ---------- RTL tweaks ---------- */
body[dir="rtl"] .main-nav{margin-inline-start:auto}
body[dir="rtl"] .hero-sub{margin-inline-start:0}

/* ---------- responsive ---------- */
@media(max-width:860px){
  .hero-inner,.about-inner,.enquiry-inner{grid-template-columns:1fr}
  .hero-art,.about-art{display:none}
  .main-nav{position:fixed;inset:66px 0 auto 0;flex-direction:column;background:var(--cream-100);
    padding:1rem 22px;gap:.4rem;border-bottom:1px solid var(--line);transform:translateY(-130%);transition:transform .25s;box-shadow:var(--shadow)}
  .main-nav.open{transform:translateY(0)}
  .nav-toggle{display:block}
  .header-right .btn{display:none}
}
@media(max-width:520px){
  .form-row{grid-template-columns:1fr}
  .footer-inner{flex-direction:column;align-items:flex-start}
}