/* ============ Tech Nova Surgical — style.css ============ */

:root{
  --navy:        #0F2A4A;
  --navy-dark:   #0A1E38;
  --blue:        #2D6CDF;
  --blue-light:  #EAF1FE;
  --bg:          #F4F6F9;
  --white:       #FFFFFF;
  --border:      #DFE4EC;
  --text:        #1E293B;
  --muted:       #64748B;
  --radius:      10px;
  --radius-lg:   16px;
  --shadow:      0 4px 16px rgba(15,42,74,0.08);
  --shadow-lg:   0 12px 32px rgba(15,42,74,0.14);
  --maxw:        1200px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }
ul{ list-style:none; margin:0; padding:0; }
h1,h2,h3,h4{ margin:0 0 .5em 0; color: var(--navy); line-height:1.2; }
p{ margin:0 0 1em 0; color: var(--muted); }
.container{ max-width: var(--maxw); margin:0 auto; padding: 0 24px; }
:focus-visible{ outline: 3px solid var(--blue); outline-offset: 2px; }

@media (prefers-reduced-motion: reduce){
  *{ animation: none !important; transition: none !important; }
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:8px; padding: 12px 24px; border-radius: 8px;
  font-weight:600; font-size:.95rem; cursor:pointer;
  border:2px solid transparent; transition: all .18s ease;
}
.btn-primary{ background: var(--blue); color:#fff; }
.btn-primary:hover{ background: var(--navy); }
.btn-outline{ background: transparent; border-color: var(--navy); color: var(--navy); }
.btn-outline:hover{ background: var(--navy); color:#fff; }
.btn-white{ background:#fff; color:var(--navy); }
.btn-white:hover{ background: var(--blue-light); }
.btn-sm{ padding: 8px 16px; font-size:.85rem; }
.btn-block{ width:100%; }

/* ---------- Header ---------- */
.site-header{
  position: sticky; top:0; z-index: 100;
  background:#fff; border-bottom:1px solid var(--border);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px 24px; max-width: var(--maxw); margin:0 auto;
}
.logo img{ height:44px; width:auto; }
.main-nav ul{ display:flex; gap: 30px; }
.main-nav a{
  font-weight:600; font-size:.95rem; color: var(--text);
  padding: 6px 2px; border-bottom: 2px solid transparent;
}
.main-nav a:hover, .main-nav a.active{ color: var(--blue); border-color: var(--blue); }
.header-actions{ display:flex; align-items:center; gap:16px; }
.nav-toggle{ display:none; background:none; border:none; font-size:1.6rem; color:var(--navy); cursor:pointer; }

@media (max-width: 900px){
  .main-nav{
    position:absolute; top:100%; left:0; right:0; background:#fff;
    border-bottom:1px solid var(--border); display:none;
  }
  .main-nav.open{ display:block; }
  .main-nav ul{ flex-direction:column; gap:0; padding: 10px 24px 20px; }
  .main-nav a{ display:block; padding: 12px 0; border-bottom:1px solid var(--border); }
  .nav-toggle{ display:block; }
}

/* ---------- Hero ---------- */
.hero{ padding: 60px 0 40px; }
.hero-inner{ display:grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items:center; }
.hero h1{ font-size: 2.6rem; }
.hero p.lead{ font-size:1.05rem; max-width: 480px; }
.hero-actions{ display:flex; gap:14px; margin-top: 20px; }
/*.hero-image{ border-radius: var(--radius-lg); overflow:hidden; box-shadow: var(--shadow-lg); }*/
.hero-image {
    background: transparent;
    border: none;
    border-radius: 0;
    box-shadow: none;
    overflow: visible;
}
@media (max-width: 900px){
  .hero-inner{ grid-template-columns: 1fr; }
}

/* ---------- Feature strip (icon row) ---------- */
.feature-strip{
  display:grid; grid-template-columns: repeat(4,1fr); gap: 20px;
  margin: 40px 0;
}
.feature-item{
  background:#fff; border:1px solid var(--border); border-radius: var(--radius);
  padding: 18px; text-align:center;
}
.feature-item .icon{
  width:44px; height:44px; margin:0 auto 10px; border-radius:50%;
  background: var(--blue-light); display:flex; align-items:center; justify-content:center;
  color: var(--blue); font-weight:700;
}
.feature-item h4{ font-size:.9rem; margin-bottom:2px; }
.feature-item span{ font-size:.8rem; color: var(--muted); }

@media (max-width: 800px){ .feature-strip{ grid-template-columns: repeat(2,1fr);} }

/* ---------- Stats row ---------- */
.stats-row{
  display:grid; grid-template-columns: repeat(4,1fr); gap:20px; margin: 36px 0;
  text-align:center;
}
.stat h3{ font-size: 2rem; color: var(--blue); margin-bottom:2px; }
.stat span{ font-size:.85rem; color: var(--muted); }
@media (max-width: 700px){ .stats-row{ grid-template-columns: repeat(2,1fr);} }

/* ---------- Dark category / CTA panel ---------- */
.dark-panel{
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  border-radius: var(--radius-lg); padding: 36px; color:#fff; margin: 50px 0;
}
.dark-panel-head{ display:flex; justify-content:space-between; align-items:center; margin-bottom:22px; flex-wrap:wrap; gap:12px; }
.dark-panel-head h2{ color:#fff; margin:0; }
.dark-panel-head p{ color: #C7D2E4; margin:2px 0 0; }

.category-grid{ display:grid; grid-template-columns: repeat(4,1fr); gap:18px; }
.category-card{
  background:#fff; border-radius: var(--radius); overflow:hidden; color: var(--text);
  transition: transform .18s ease, box-shadow .18s ease;
}
.category-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.category-card .thumb{ background:#EEF2F8; aspect-ratio: 4/3; display:flex; align-items:center; justify-content:center; padding:14px; }
.category-card .info{ padding: 12px 14px; }
.category-card h4{ font-size:.95rem; margin-bottom:4px; }
.category-card a.link{ font-size:.82rem; color: var(--blue); font-weight:600; }

@media (max-width: 900px){ .category-grid{ grid-template-columns: repeat(2,1fr); } }

.cta-inline{
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px;
  background: var(--navy); color:#fff; border-radius: var(--radius-lg); padding: 26px 32px; margin: 50px 0;
}
.cta-inline h3{ color:#fff; margin-bottom:2px; }
.cta-inline p{ color:#C7D2E4; margin:0; }

/* ---------- Section heading ---------- */
.section-head{ text-align:center; max-width: 640px; margin: 0 auto 34px; }
.section{ padding: 46px 0; }
.eyebrow{ color: var(--blue); font-weight:700; font-size:.8rem; letter-spacing:.06em; text-transform:uppercase; }

/* ---------- Two column with image ---------- */
.split{ display:grid; grid-template-columns: 1fr 1fr; gap:48px; align-items:center; }
.split img{ border-radius: var(--radius-lg); box-shadow: var(--shadow); }
@media (max-width: 900px){ .split{ grid-template-columns:1fr; } }

/* ---------- Why-choose / capability grid ---------- */
.icon-grid{ display:grid; grid-template-columns: repeat(4,1fr); gap:20px; }
.icon-grid.cols-3{ grid-template-columns: repeat(3,1fr); }
.icon-card{ background:#fff; border:1px solid var(--border); border-radius: var(--radius); padding:22px; text-align:center; }
.icon-card .ic{
  width:52px; height:52px; margin:0 auto 12px; border-radius:12px;
  background: var(--blue-light); color: var(--blue); display:flex; align-items:center; justify-content:center; font-weight:700; font-size:1.1rem;
}
.icon-card h4{ font-size: 1rem; }
.icon-card p{ font-size:.86rem; margin:0; }
@media (max-width: 900px){ .icon-grid, .icon-grid.cols-3{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px){ .icon-grid, .icon-grid.cols-3{ grid-template-columns: 1fr; } }

/* ---------- Gallery strip (3 photos) ---------- */
.photo-strip{ display:grid; grid-template-columns: repeat(3,1fr); gap:12px; margin: 40px 0; border-radius: var(--radius-lg); overflow:hidden;}
.photo-strip img{ border-radius:0; height: 220px; width:100%; object-fit:cover; }
@media (max-width:700px){ .photo-strip{ grid-template-columns:1fr; } }

/* ---------- Product filter tabs ---------- */
.filter-tabs{ display:flex; gap:10px; flex-wrap:wrap; justify-content:center; margin-bottom:32px; }
.filter-tabs button{
  padding: 10px 20px; border-radius: 999px; border:1px solid var(--border);
  background:#fff; font-weight:600; font-size:.88rem; color: var(--text); cursor:pointer;
}
.filter-tabs button.active, .filter-tabs button:hover{ background: var(--navy); color:#fff; border-color: var(--navy); }

/* ---------- Product grid & cards ---------- */
.product-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap:22px; }
.product-card{
  background:#fff; border:1px solid var(--border); border-radius: var(--radius); overflow:hidden;
  transition: transform .18s ease, box-shadow .18s ease;
}


/* Fix thumbnail container height and aspect ratio */
.product-card .thumb {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3; /* Fixed width-to-height ratio */
  overflow: hidden;
  background-color: #f8f9fa; /* Prevents visual gaps on transparent/padded images */
}

/* Ensure the image fills the container smoothly without distortion */
.product-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain; /* Keeps full implant visible; use 'cover' if you want full crop */
}


.product-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-lg); }
/*.product-card .thumb{ background:#F7F9FC; aspect-ratio: 1/1; display:flex; align-items:center; justify-content:center; padding: 18px; }*/
/*.product-card .thumb img{ max-height: 100%; }*/
.product-card .info{ padding:16px; }
.product-card .cat-tag{ font-size:.72rem; color: var(--blue); font-weight:700; text-transform:uppercase; letter-spacing:.03em; }
.product-card h4{ font-size:1rem; margin: 4px 0 8px; }
.product-card a.view-link{ font-size:.85rem; font-weight:700; color: var(--navy); }
.product-card a.view-link::after{ content:" \2192"; }
/* 3 x 2 Grid Layout */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr); /* 3 columns across desktop */
  gap: 24px;
  margin-bottom: 30px;
}

/* On medium devices (tablets), switch to 2 columns */
@media (max-width: 992px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* On small screens (mobile), switch to 1 column */
@media (max-width: 576px) {
  .product-grid {
    grid-template-columns: 1fr;
  }
}

/* Pagination Control Buttons */
.pagination-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin: 30px 0;
}

.btn-page {
  padding: 8px 16px;
  border: 1px solid #ddd;
  background-color: #ffffff;
  color: #333333;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s ease;
}

.btn-page:hover:not(:disabled) {
  background-color: #0056b3;
  color: #ffffff;
  border-color: #0056b3;
}

.btn-page.active {
  background-color: #0056b3;
  color: #ffffff;
  border-color: #0056b3;
}

.btn-page:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
@media (max-width: 900px){ .product-grid{ grid-template-columns: repeat(2,1fr);} }
@media (max-width: 560px){ .product-grid{ grid-template-columns: 1fr;} }

.no-results{ text-align:center; color:var(--muted); padding: 40px 0; }

/* ---------- Breadcrumb ---------- */
.breadcrumb{ font-size:.85rem; color: var(--muted); margin: 18px 0; }
.breadcrumb a{ color: var(--blue); }
.breadcrumb span{ margin: 0 6px; }

/* ---------- Product detail ---------- */
.pd-layout{ display:grid; grid-template-columns: 1fr 1fr; gap:48px; margin-top: 10px; }
.pd-gallery .main-image{
  background:#fff; border:1px solid var(--border); border-radius: var(--radius-lg);
  padding: 30px; display:flex; align-items:center; justify-content:center; aspect-ratio: 1/1;
}
.pd-thumbs{ display:flex; gap:10px; margin-top:12px; }
.pd-thumbs .thumb{
  width:70px; height:70px; border:2px solid var(--border); border-radius:8px; padding:8px;
  background:#fff; cursor:pointer; display:flex; align-items:center; justify-content:center;
}
.pd-thumbs .thumb.active{ border-color: var(--blue); }

.pd-info h1{ font-size: 1.9rem; margin-bottom: 18px; }
.spec-table{ width:100%; border-collapse: collapse; margin-bottom: 20px; }
.spec-table tr{ border-bottom:1px solid var(--border); }
.spec-table td{ padding: 10px 0; font-size:.92rem; vertical-align:top; }
.spec-table td:first-child{ color: var(--muted); font-weight:600; width: 140px; }
.spec-table td:last-child{ color: var(--text); }
.pd-info .actions{ display:flex; gap:14px; margin-top:22px; flex-wrap:wrap; }

.related-heading{ margin-top: 54px; }
.related-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap:20px; }
@media (max-width:900px){ .pd-layout{ grid-template-columns:1fr; } .related-grid{grid-template-columns: repeat(2,1fr);} }
@media (max-width:560px){ .related-grid{grid-template-columns: 1fr;} }

/* ---------- Manufacturing capability grid ---------- */
.cap-grid{ display:grid; grid-template-columns: repeat(4,1fr); gap:20px; }
.cap-card{ background:#fff; border:1px solid var(--border); border-radius: var(--radius); padding:20px; }
.cap-card .ic{ width:44px; height:44px; border-radius:10px; background: var(--blue-light); color:var(--blue); display:flex; align-items:center; justify-content:center; font-weight:700; margin-bottom:10px; }
.cap-card h4{ font-size:.95rem; }
.cap-card p{ font-size:.84rem; margin:0; }
@media (max-width:900px){ .cap-grid{ grid-template-columns: repeat(2,1fr);} }
@media (max-width:560px){ .cap-grid{ grid-template-columns: 1fr;} }

.commitment-bar{
  display:grid; grid-template-columns: repeat(3,1fr); gap:20px; text-align:center;
  background: var(--navy); color:#fff; border-radius: var(--radius-lg); padding: 30px; margin-top: 46px;
}
.commitment-bar h4{ color:#fff; margin-bottom:2px; }
.commitment-bar span{ color:#C7D2E4; font-size:.85rem; }
@media (max-width:700px){ .commitment-bar{ grid-template-columns:1fr; } }

/* ---------- Quality / certification badges ---------- */
.badge-row{ display:grid; grid-template-columns: repeat(4,1fr); gap:20px; text-align:center; }
.badge-item{ background:#fff; border:1px solid var(--border); border-radius: var(--radius); padding:22px 14px; }
.badge-item .mark{ width:56px; height:56px; margin:0 auto 10px; border-radius:50%; border:2px solid var(--blue); color:var(--blue); display:flex; align-items:center; justify-content:center; font-weight:800; font-size:.8rem; }
.badge-item h4{ font-size:.92rem; margin:0; }
@media (max-width:900px){ .badge-row{ grid-template-columns: repeat(2,1fr);} }

.cert-grid{ display:grid; grid-template-columns: repeat(4,1fr); gap:18px; margin-top:26px; }
.cert-grid a{ display:block; border:1px solid var(--border); border-radius: var(--radius); overflow:hidden; background:#fff; }
.cert-grid img{ width:100%; }
@media (max-width:900px){ .cert-grid{ grid-template-columns: repeat(2,1fr);} }

/* ---------- Contact page ---------- */
.contact-layout{ display:grid; grid-template-columns: .8fr 1.2fr; gap: 44px; }
.contact-info-list{ margin-top: 20px; }
.contact-info-item{ display:flex; gap:14px; margin-bottom: 22px; }
.contact-info-item .ic{ width:40px; height:40px; border-radius:8px; background: var(--blue-light); color:var(--blue); display:flex; align-items:center; justify-content:center; font-weight:700; flex-shrink:0; }
.contact-info-item h4{ font-size:.9rem; margin-bottom:2px; }
.contact-info-item p{ margin:0; font-size:.9rem; }

.contact-form{ background:#fff; border:1px solid var(--border); border-radius: var(--radius-lg); padding: 30px; }
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap:16px; margin-bottom:16px; }
.form-group{ display:flex; flex-direction:column; gap:6px; }
.form-group.full{ grid-column: 1/-1; }
label{ font-size:.82rem; font-weight:600; color: var(--text); }
input, select, textarea{
  padding: 11px 14px; border:1px solid var(--border); border-radius:8px; font-family:inherit; font-size:.92rem;
  background:#F9FAFC;
}
input:focus, select:focus, textarea:focus{ outline:2px solid var(--blue); background:#fff; }
textarea{ resize: vertical; min-height:100px; }
.form-status{ margin-top:12px; font-size:.88rem; }
.form-status.success{ color:#1B7A43; }
.form-status.error{ color:#C0362C; }
.map-embed{ margin-top: 30px; border-radius: var(--radius-lg); overflow:hidden; border:1px solid var(--border); height:280px; }
@media (max-width:900px){ .contact-layout{ grid-template-columns:1fr; } .form-row{ grid-template-columns:1fr; } }

/* ---------- Catalogue / downloads page ---------- */
.download-grid{ display:grid; grid-template-columns: repeat(4,1fr); gap:20px; margin-top:24px; }
.download-card{ background:#fff; border:1px solid var(--border); border-radius: var(--radius); padding:20px; text-align:center; }
.download-card .file-ic{ width:46px; height:46px; margin:0 auto 10px; border-radius:8px; background: var(--blue-light); color:var(--blue); display:flex; align-items:center; justify-content:center; font-weight:700; }
.download-card h4{ font-size:.92rem; margin-bottom:2px; }
.download-card span{ font-size:.78rem; color: var(--muted); }
@media (max-width:900px){ .download-grid{ grid-template-columns: repeat(2,1fr);} }

/* ---------- Footer ---------- */
.site-footer{ background: var(--navy-dark); color:#C7D2E4; margin-top: 60px; padding-top: 50px; }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 30px; padding-bottom: 30px; }
.footer-grid h4{ color:#fff; font-size:.95rem; margin-bottom:14px; }
.footer-grid li{ margin-bottom:8px; font-size:.87rem; }
.footer-grid a:hover{ color:#fff; }
.footer-brand img{ height:38px; margin-bottom:12px; filter: brightness(0) invert(1); }
.footer-brand p{ color:#93A3BE; font-size:.86rem; }
.social-row{ display:flex; gap:10px; margin-top:14px; }
.social-row a{ width:34px; height:34px; border-radius:50%; border:1px solid #33456A; display:flex; align-items:center; justify-content:center; font-size:.8rem; }
.footer-bottom{ border-top:1px solid #1E3352; text-align:center; padding: 18px 0; font-size:.82rem; color:#7488A8; }

@media (max-width: 900px){ .footer-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px){ .footer-grid{ grid-template-columns: 1fr; } }