/* =========================================================
   Athena Logic – Global Styles (responsive image-safe)
   ========================================================= */

/* Reset-ish */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans",
               "Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";
  line-height: 1.6;
  color: #0e0e11;
  background: #fff;
}

/* Links & Buttons */
a { color: #0b63ce; text-decoration: none; }
a:hover { text-decoration: underline; }
.btn {
  display: inline-block;
  border-radius: 12px;
  padding: 10px 16px;
  font-weight: 700;
  border: 0;
  cursor: pointer;
  text-decoration: none;
  transition: transform .08s ease, box-shadow .2s ease, background .2s ease;
  box-shadow: 0 2px 8px rgba(0,0,0,.08);
}
.btn:hover { transform: translateY(-1px); text-decoration: none; }
.btn:active { transform: translateY(0); }
.btn-gold { background:#e7b10a; color:#111; }
.btn-gold:hover{ background:#f0c230; }
.btn-dark { background:#24262b; color:#fff; }
.btn-dark:hover{ background:#2f3238; }
.btn-blue { background:#0b63ce; color:#fff; }
.btn-blue:hover{ background:#2477db; }
.btn-ghost { background:transparent; color:#24262b; border:2px solid #24262b; }
.btn-line { background:#00c300; color:#fff; }
.btn-lg { padding: 14px 20px; font-size: 1.05rem; }

/* Layout helpers */
.section { padding: 64px 20px; max-width:1200px; margin:0 auto; }
.section-head { text-align:center; margin-bottom:24px; }
.section-head h2 { font-size: clamp(28px, 3vw, 36px); margin: 0 0 8px; }
.section-head p { margin:0; color:#444; }

/* Navbar */
.navbar {
  position: sticky; top: 0; z-index: 50;
  display:flex; align-items:center; gap:16px;
  background:#101216; color:#fff; padding:10px 20px;
}
.logo img { height:34px; display:block; }
.nav { margin-left:auto; }
.nav-toggle { display:none; }
.nav-list { display:flex; gap:14px; list-style:none; margin:0; padding:0; }
.nav-list > li { position:relative; }
.nav-list > li > a { color:#e7e9ef; padding:8px 10px; border-radius:8px; display:inline-block; }
.nav-list > li.active > a, .nav-list > li > a:hover { background:#1b1f27; }
.dropdown {
  display:none; position:absolute; left:0; top:calc(100% + 6px);
  background:#fff; color:#111; border-radius:12px; min-width:260px;
  box-shadow:0 12px 30px rgba(0,0,0,.18); padding:8px;
}
.dropdown a { display:block; padding:10px 12px; border-radius:10px; color:#111; }
.dropdown a:hover { background:#f2f4f7; }
.nav-list > li:hover .dropdown { display:block; }

.lang { display:flex; gap:8px; margin-left:8px; }
.lang-btn { background:#1b1f27; color:#e7e9ef; border:0; padding:8px 10px; border-radius:8px; cursor:pointer; }
.lang-btn.active{ background:#e7b10a; color:#111; }

/* ------------------ Image rules ------------------ */
img { max-width:100%; height:auto; display:block; }

/* Page hero */
.hero {
  position:relative; overflow:hidden;
  min-height: clamp(360px, 56vh, 720px);
  display:grid; place-items:center; color:#fff;
}
.hero picture, .hero img { width:100%; height:100%; object-fit:cover; }
.hero::after{
  content:""; position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(0,0,0,.35), rgba(0,0,0,.55));
}
.hero-text { position:absolute; z-index:1; max-width:1100px; padding: 0 20px; }
.hero h1 { font-size: clamp(28px, 4vw, 48px); line-height:1.2; margin:0 0 10px; }
.hero p { font-size: clamp(16px, 1.6vw, 18px); margin:0 0 16px; }
.hero-actions{ display:flex; gap:10px; flex-wrap:wrap; }

/* Tabs */
.tabs{ max-width:1200px; margin:18px auto; padding:0 20px; display:flex; gap:8px; }
.tab{
  background:#f3f6fb; color:#111; border:1px solid #d8e1ef;
  padding:10px 14px; border-radius:10px; cursor:pointer; font-weight:700;
}
.tab.active{ background:#0b63ce; border-color:#0b63ce; color:#fff; }

/* Brand line */
.brandline { display:flex; align-items:center; justify-content:center; gap:10px; margin-top:8px; }
.brandline img.brand{ height:22px; }

/* LED feature rows */
.feature{
  display:grid; gap:20px; align-items:center; margin: 28px 0;
  grid-template-columns: 1fr;
}
.feature img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  border-radius:14px;
}
.feature .txt h3{ margin:0 0 8px; font-size: 1.3rem; }
.feature .txt ul{ margin:0; padding-left: 20px; }
.feature.alt { grid-template-columns: 1fr; }
@media(min-width: 980px){
  .feature{ grid-template-columns: 1.1fr .9fr; }
  .feature.alt{ grid-template-columns: .9fr 1.1fr; }
}

/* Persona sub-hero */
.hero-sub{
  position:relative;
  min-height: clamp(320px, 60vh, 720px);
  border-radius:14px; overflow:hidden; margin-bottom:24px;
}
.hero-sub img{ width:100%; height:100%; object-fit:cover; object-position:center; }

/* Persona – feature hero grid */
.feature-hero-grid{
  display:grid; gap:24px; grid-template-columns: repeat(1, minmax(0,1fr));
  margin-top: 8px;
}
@media(min-width:768px){ .feature-hero-grid{ grid-template-columns: repeat(2, 1fr); } }
@media(min-width:1200px){ .feature-hero-grid{ grid-template-columns: repeat(4, 1fr); } }

.feature-hero{
  position:relative; border-radius:16px; overflow:hidden; background:#0b0b0b;
  box-shadow:0 8px 24px rgba(0,0,0,.12);
}
.feature-hero img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  object-position:center;
}
.feature-hero:hover img{ transform:scale(1.02); transition: transform .25s ease; }
.feature-copy{
  position:absolute; left:0; right:0; bottom:0;
  padding:16px 18px; color:#fff;
  background:linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,.55) 62%, rgba(0,0,0,.82) 100%);
}
.feature-title{ margin:0 0 4px; font-weight:800; font-size:1.05rem; }
.feature-sub{ margin:0; opacity:.95; font-size:.95rem; }

/* Value props */
.value { display:grid; gap:14px; grid-template-columns: repeat(1, minmax(0,1fr)); margin-top:28px; }
.value-item{
  background:#f6f8fb; border:1px solid #e6edf7; border-radius:14px; padding:16px;
}
.value-item h4{ margin:0 0 4px; }
@media(min-width:980px){ .value{ grid-template-columns: repeat(4,1fr); } }

/* Case cards */
.cards{
  display:grid; gap:20px; grid-template-columns: repeat(1,minmax(0,1fr));
}
.card{
  border-radius:14px; overflow:hidden; border:1px solid #e8ecf3; background:#fff;
  box-shadow:0 6px 16px rgba(0,0,0,.06);
}
.card img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover; object-position:center;
}
.card h3{ margin:10px 12px 0; }
.card p{ margin: 6px 12px 12px; color:#40424a; }
@media(min-width:980px){ .cards{ grid-template-columns: repeat(3,1fr); } }

/* Mobile fine-tune */
@media (max-width:600px){
  .feature img,
  .feature-hero img,
  .card img{
    aspect-ratio: 4/3;
  }
}

/* CTA row */
.cta-row{ display:flex; gap:12px; justify-content:center; margin:20px 0 0; flex-wrap:wrap; }

/* Partners */
.partners .logo-row{
  display:grid; gap:18px; grid-template-columns: repeat(3, minmax(0,1fr));
  align-items:center; justify-items:center;
}
.partners .logo-row img{ max-height:34px; width:auto; }
@media(min-width:900px){ .partners .logo-row{ grid-template-columns: repeat(5,1fr); } }

/* Final CTA */
.final-cta{ position:relative; padding: 80px 20px; text-align:center; color:#fff; overflow:hidden; }
.final-cta .bg{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; filter:brightness(.5); }
.final-cta .overlay{ position:relative; z-index:1; }
.final-cta h2{ margin:0 0 12px; font-size: clamp(26px, 3.2vw, 38px); }

/* Footer (global) */
.footer{ background:#0f1217; color:#cfd6e6; padding: 40px 20px 18px; }
.footer a{ color:#e6e9f2; }
.fcols{ max-width:1200px; margin:0 auto; display:grid; gap:18px; grid-template-columns: repeat(1, minmax(0,1fr)); }
.fcols h4{ margin:0 0 8px; color:#fff; }
.fbar{ max-width:1200px; margin:20px auto 0; display:flex; justify-content:center; color:#9aa3b8; }
@media(min-width:900px){ .fcols{ grid-template-columns: repeat(4,1fr); } }

/* Small screens – menu */
@media(max-width: 960px){
  .nav-toggle{ display:block; background:#1b1f27; color:#fff; border:0; border-radius:8px; padding:8px 10px; }
  .nav-list{ display:none; position:absolute; left:0; right:0; top:100%; background:#101216; padding:12px 20px; }
  .nav.open .nav-list{ display:block; }
}

/* ========================
   Contact Page Styles
======================== */
.contact-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px;
}
.grid {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}
@media(min-width:980px) {
  .grid { grid-template-columns: 2fr 1fr; }
}
.card {
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,.08);
  padding: 20px;
}

/* QR Section */
.qr {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.qr img {
  width: 100%;
  max-width: 280px;
  aspect-ratio: 1/1;
  object-fit: contain;
  margin-bottom: 12px;
}
.qr p {
  margin-top: 8px;
  color: #666;
  font-size: .95rem;
}

/* Form */
form label {
  font-weight: 600;
  margin-top: 10px;
  display: block;
}
input,
select,
textarea {
  width: 100%;
  border: 1px solid #ccc;
  border-radius: 10px;
  padding: 10px;
  margin-top: 5px;
  font-size: 1rem;
  font-family: inherit;
}
button.btn-submit {
  background: #f5c400;
  color: #000;
  border: none;
  padding: 12px 24px;
  border-radius: 10px;
  font-weight: 700;
  margin-top: 15px;
  cursor: pointer;
  transition: background .2s ease;
}
button.btn-submit:hover { background: #e0b200; }

.logo-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-end;   /* ให้ฐานโลโก้อยู่ระดับเดียวกัน */
  gap: 40px;
  padding: 30px 0;
  background: #fff;
}

.logo-row img {
  width: 160px;     /* กำหนดความกว้างเท่ากันทุกโลโก้ */
  height: auto;     /* ความสูงปรับอัตโนมัติตามสัดส่วน */
  object-fit: contain;
  display: block;
}

@media(max-width:600px){
  .logo-row { gap: 20px; }
  .logo-row img { width: 120px; }
}

/* Footer override */
.footer {
  background: #0f1217;
  color: #cfd6e6;
  padding: 40px 20px 20px;
  font-size: 0.95rem;
}
.footer a { color: #e6e9f2; text-decoration: none; }
.footer a:hover { text-decoration: underline; }
.footer .fcols {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(200px,1fr));
  gap: 20px;
  margin-bottom: 20px;
}
.footer h4 {
  font-size: 1rem;
  margin-bottom: 10px;
  color: #fff;
}
.footer .company-block {
  background: #171a23;
  padding: 14px;
  border-radius: 14px;
  font-size: 0.9rem;
}
.footer .fbar {
  border-top: 1px solid #2a2f3a;
  padding-top: 10px;
  text-align: center;
  font-size: 0.85rem;
  color: #8c93a5;
}