/* ============================================================
   SETA HİDROLİK — Kurumsal Stylesheet
   Tasarım: Sade, kurumsal, B2B endüstriyel
   ============================================================ */

/* --- 1. DESIGN TOKENS --- */
:root {
  --navy: #1a2e4a;
  --navy-dark: #0f1c30;
  --blue: #2563eb;
  --blue-light: #3b82f6;
  --blue-50: #eff6ff;
  --steel: #334155;
  --muted: #64748b;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --white: #ffffff;
  --accent: #f97316;
  --wa-green: #25d366;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,.12);
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --transition: .2s ease;
}

/* --- 2. RESET & BASE --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  color: var(--steel);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

/* --- 3. TOPBAR --- */
.topbar {
  background: var(--navy-dark);
  color: var(--slate-300);
  font-size: .78rem;
  padding: .45rem 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.topbar-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: .5rem;
}
.topbar a { color: var(--slate-300); transition: color var(--transition); }
.topbar a:hover { color: var(--white); }
.tb-item { display: flex; align-items: center; gap: .4rem; }
.tb-group { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.tb-divider { width: 1px; height: 14px; background: rgba(255,255,255,.15); }

/* --- 4. NAVBAR --- */
.navbar {
  position: sticky; top: 0; z-index: 500;
  background: rgba(255,255,255,.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--slate-200);
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow-md); }
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 1.5rem;
  height: 72px;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}

/* Brand Logo */
.nav-logo {
  display: flex; align-items: center;
  flex-shrink: 0;
}
.logo-img {
  height: 72px; width: auto;
  display: block;
  object-fit: contain;
  filter: drop-shadow(1px 1px 1px rgba(0,0,0,.25));
}
.footer-brand .nav-logo { margin-bottom: .5rem; }
.footer-brand .logo-img {
  height: 58px;
  filter: brightness(0) invert(1) drop-shadow(1px 1px 2px rgba(0,0,0,.4));
}

.nav-links { display: flex; align-items: center; gap: .25rem; }
.nav-links a {
  padding: .5rem .85rem;
  border-radius: var(--radius);
  font-size: .9rem; font-weight: 500;
  color: var(--steel);
  transition: background var(--transition), color var(--transition);
}
.nav-links a:hover, .nav-links a.active {
  background: var(--blue-50);
  color: var(--blue);
}
.nav-cta {
  background: var(--blue) !important;
  color: var(--white) !important;
  font-weight: 600 !important;
  padding: .5rem 1.2rem !important;
  border-radius: var(--radius) !important;
  box-shadow: 0 2px 8px rgba(37,99,235,.3);
  transition: all var(--transition) !important;
}
.nav-cta:hover {
  background: #1d4ed8 !important;
  transform: translateY(-1px);
}

/* Hamburger */
.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--navy); border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- 5. HERO --- */
.hero {
  position: relative; overflow: hidden;
  min-height: 85vh;
  background: linear-gradient(145deg, var(--navy-dark) 0%, var(--navy) 50%, #1e4070 100%);
  display: flex; align-items: center;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(37,99,235,.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(37,99,235,.1) 0%, transparent 50%);
}
.hero-content {
  position: relative; z-index: 2;
  max-width: 720px;
  padding: 4rem 0;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 50px;
  padding: .4rem 1rem;
  font-size: .8rem; font-weight: 500;
  color: rgba(255,255,255,.8);
  margin-bottom: 1.5rem;
}
.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800; color: var(--white);
  line-height: 1.15;
  margin-bottom: 1.25rem;
}
.hero h1 span { color: var(--blue-light); }
.hero p {
  font-size: 1.1rem; color: rgba(255,255,255,.75);
  line-height: 1.7;
  margin-bottom: 2rem; max-width: 580px;
}
.hero-btns { display: flex; gap: .75rem; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .75rem 1.6rem;
  border-radius: var(--radius);
  font-weight: 600; font-size: .92rem;
  transition: all var(--transition);
}
.btn-primary {
  background: var(--blue); color: var(--white);
  box-shadow: 0 2px 8px rgba(37,99,235,.35);
}
.btn-primary:hover { background: #1d4ed8; transform: translateY(-1px); }
.btn-outline {
  background: transparent; color: var(--white);
  border: 1.5px solid rgba(255,255,255,.25);
}
.btn-outline:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.4); }
.btn-white {
  background: var(--white); color: var(--navy);
  box-shadow: var(--shadow-sm);
}
.btn-white:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }

/* Hero Stats */
.hero-stats {
  display: flex; gap: 2.5rem; margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,.1);
}
.hero-stat strong {
  display: block; font-size: 2rem; font-weight: 800;
  color: var(--white);
}
.hero-stat span {
  font-size: .82rem; color: rgba(255,255,255,.55);
}

/* --- 6. SECTIONS --- */
.section { padding: 5rem 0; }
.section-gray { background: var(--slate-100); }
.section-header {
  text-align: center;
  max-width: 640px; margin: 0 auto 3rem;
}
.section-header .eyebrow {
  display: inline-block;
  font-size: .75rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--blue);
  margin-bottom: .5rem;
}
.section-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800; color: var(--navy);
  line-height: 1.2;
  margin-bottom: .75rem;
}
.section-header p {
  color: var(--muted); font-size: .95rem;
}

/* --- 7. ABOUT PREVIEW (Homepage) --- */
.about-preview {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 3rem; align-items: center;
}
.about-preview-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.about-preview-text h2 {
  font-size: 1.8rem; font-weight: 800; color: var(--navy);
  margin-bottom: 1rem; line-height: 1.2;
}
.about-preview-text p {
  color: var(--muted); margin-bottom: 1.5rem; line-height: 1.8;
}

/* --- 8. PRODUCT GRID --- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
}
.product-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  transition: all var(--transition);
  display: flex; flex-direction: column;
}
.product-card:hover {
  border-color: var(--blue);
  box-shadow: 0 4px 20px rgba(37,99,235,.1);
  transform: translateY(-2px);
}
.product-card .card-icon {
  width: 48px; height: 48px;
  background: var(--blue-50);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
  color: var(--blue);
}
.product-card h3 {
  font-size: 1rem; font-weight: 700;
  color: var(--navy); margin-bottom: .5rem;
}
.product-card p {
  font-size: .85rem; color: var(--muted);
  line-height: 1.6; flex: 1;
}

/* --- 9. PAGE HERO (inner pages) --- */
.page-hero {
  background: linear-gradient(145deg, var(--navy-dark), var(--navy));
  padding: 3.5rem 0 3rem;
  color: var(--white);
}
.breadcrumb {
  font-size: .82rem; color: rgba(255,255,255,.55);
  margin-bottom: 1rem;
  display: flex; align-items: center; gap: .4rem;
}
.breadcrumb a { color: rgba(255,255,255,.55); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--white); }
.breadcrumb .sep { opacity: .4; }
.page-hero h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800; margin-bottom: .5rem;
}
.page-hero p {
  color: rgba(255,255,255,.7);
  max-width: 600px; font-size: .95rem;
}

/* --- 10. ABOUT PAGE --- */
.about-content {
  max-width: 800px; margin: 0 auto;
  font-size: 1rem; line-height: 1.9;
  color: var(--steel);
}
.about-content p { margin-bottom: 1.25rem; }
.about-stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.25rem; margin-top: 2rem;
}
.about-stat {
  text-align: center; padding: 1.5rem;
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
}
.about-stat strong {
  display: block; font-size: 2.2rem; font-weight: 800;
  color: var(--blue); margin-bottom: .25rem;
}
.about-stat span { font-size: .82rem; color: var(--muted); }

/* --- 10b. ABOUT SLIDER --- */
.about-slider {
  position: relative; overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--slate-200);
  margin-bottom: 2rem;
}
.about-preview-img .about-slider {
  margin-bottom: 0;
}
.about-slider-track {
  display: flex;
  transition: transform .4s ease;
}
.about-slider-track img {
  width: 100%; flex-shrink: 0;
  aspect-ratio: 16/9; object-fit: cover;
}
.slider-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,.9);
  border: 1px solid var(--slate-200);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; z-index: 2;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}
.slider-btn:hover { background: var(--white); box-shadow: var(--shadow-md); }
.slider-btn svg { width: 18px; height: 18px; stroke: var(--navy); fill: none; }
.slider-prev { left: 12px; }
.slider-next { right: 12px; }
.slider-dots {
  display: flex; justify-content: center; gap: .5rem;
  margin-top: .75rem;
}
.slider-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--slate-300); border: none; cursor: pointer;
  transition: all var(--transition); padding: 0;
}
.slider-dot.active { background: var(--blue); width: 24px; border-radius: 4px; }

/* --- 11. PRODUCTS PAGE --- */
.filter-bar {
  display: flex; flex-wrap: wrap; gap: .5rem;
  margin-bottom: 2rem; justify-content: center;
}
.filter-btn {
  padding: .5rem 1.1rem;
  border-radius: 50px;
  font-size: .82rem; font-weight: 600;
  border: 1.5px solid var(--slate-200);
  color: var(--steel);
  background: var(--white);
  transition: all var(--transition);
}
.filter-btn:hover { border-color: var(--blue); color: var(--blue); }
.filter-btn.active {
  background: var(--blue); color: var(--white);
  border-color: var(--blue);
}
.product-item { display: block; }
.product-item.hidden { display: none; }

/* --- 12. CONTACT PAGE --- */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}
.contact-info-list { display: flex; flex-direction: column; gap: 1.25rem; }
.ci-item {
  display: flex; gap: 1rem; align-items: flex-start;
  padding: 1.25rem;
  background: var(--slate-100);
  border-radius: var(--radius-lg);
}
.ci-icon {
  width: 44px; height: 44px; flex-shrink: 0;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  background: var(--blue-50); color: var(--blue);
}
.ci-item h4 { font-size: .85rem; font-weight: 700; color: var(--navy); margin-bottom: .2rem; }
.ci-item p, .ci-item a { font-size: .85rem; color: var(--muted); line-height: 1.5; }
.ci-item a:hover { color: var(--blue); }

.contact-form {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 2rem;
}
.contact-form h3 {
  font-size: 1.2rem; font-weight: 700; color: var(--navy);
  margin-bottom: 1.5rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1rem; }
.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block; font-size: .82rem; font-weight: 600;
  color: var(--steel); margin-bottom: .35rem;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: .7rem 1rem;
  border: 1.5px solid var(--slate-200);
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: .88rem;
  transition: border-color var(--transition);
  background: var(--white);
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group .error-msg {
  font-size: .75rem; color: #ef4444;
  margin-top: .25rem; display: none;
}
.form-group.has-error input,
.form-group.has-error textarea { border-color: #ef4444; }
.form-group.has-error .error-msg { display: block; }
.btn-submit {
  width: 100%;
  padding: .8rem;
  background: var(--blue);
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  font-size: .92rem; font-weight: 700;
  cursor: pointer;
  transition: all var(--transition);
}
.btn-submit:hover { background: #1d4ed8; }
#formSuccess {
  display: none;
  text-align: center; padding: 2rem;
  color: var(--blue);
}
#formSuccess svg { margin: 0 auto 1rem; }
#formSuccess h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: .5rem; }
#formSuccess p { color: var(--muted); font-size: .9rem; }

.map-wrap {
  margin-top: 3rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--slate-200);
}
.map-wrap iframe { width: 100%; height: 400px; border: 0; display: block; }

.bank-info {
  margin-top: 2rem;
  background: var(--slate-100);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
}
.bank-info h4 { font-size: .95rem; font-weight: 700; color: var(--navy); margin-bottom: 1rem; }
.bank-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.bank-item h5 { font-size: .82rem; font-weight: 700; color: var(--steel); margin-bottom: .25rem; }
.bank-item p { font-size: .8rem; color: var(--muted); font-family: monospace; }
.copy-row {
  display: flex; align-items: center; gap: .5rem; flex-wrap: wrap;
}
.copy-text {
  user-select: all; word-break: break-all;
}
.copy-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 30px; height: 30px; border-radius: 6px;
  background: var(--slate-100); border: 1px solid var(--slate-200);
  color: var(--muted); cursor: pointer;
  transition: all var(--transition); flex-shrink: 0;
}
.copy-btn:hover { background: var(--blue-50); color: var(--blue); border-color: var(--blue); }
.copy-btn.copied { background: #dcfce7; color: #16a34a; border-color: #16a34a; }
.copy-btn.copied svg { display: none; }
.copy-btn.copied::after { content: '✓'; font-size: .85rem; font-weight: 700; }

/* --- 13. CTA BANNER --- */
.cta-banner {
  background: linear-gradient(135deg, var(--navy-dark), var(--navy));
  padding: 3.5rem 0;
  text-align: center; color: var(--white);
}
.cta-banner h2 {
  font-size: 1.6rem; font-weight: 800;
  margin-bottom: .75rem;
}
.cta-banner p {
  color: rgba(255,255,255,.7);
  margin-bottom: 1.5rem; max-width: 500px; margin-inline: auto;
}
.cta-banner .btn { margin: 0 .35rem; }

/* --- 14. FOOTER --- */
.footer { background: var(--navy-dark); color: var(--slate-300); }
.footer-main { padding: 3.5rem 0 2.5rem; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2.5rem;
}
.footer-brand p { font-size: .85rem; margin-top: .75rem; line-height: 1.7; }
.footer-brand .nav-logo { margin-bottom: .5rem; }
.footer-brand .brand-seta { color: #fff; }
.footer-brand .brand-hidro { -webkit-text-stroke-color: rgba(255,255,255,.5); }
.footer h4 {
  font-size: .82rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--white); margin-bottom: 1rem;
}
.footer ul li { margin-bottom: .5rem; }
.footer ul a {
  font-size: .85rem; color: var(--slate-300);
  transition: color var(--transition);
}
.footer ul a:hover { color: var(--white); }
.footer-contact-item {
  display: flex; align-items: center; gap: .5rem;
  font-size: .85rem; margin-bottom: .5rem;
}
.footer-contact-item svg { flex-shrink: 0; opacity: .6; }
.footer-social {
  display: flex; gap: .75rem; margin-top: 1.25rem;
}
.footer-social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center;
  color: var(--slate-300);
  transition: all var(--transition);
}
.footer-social a:hover { background: var(--blue); color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 1.25rem 0;
}
.footer-bottom-inner {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: .5rem;
  font-size: .78rem; color: rgba(255,255,255,.4);
}
.footer-infra { font-style: italic; }

/* --- 15. WHATSAPP FLOAT --- */
.wa-float {
  position: fixed; bottom: 24px; right: 24px;
  z-index: 900;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--wa-green);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,.4);
  transition: transform var(--transition), box-shadow var(--transition);
}
.wa-float:hover { transform: scale(1.08); box-shadow: 0 6px 24px rgba(37,211,102,.5); }
.wa-float svg { fill: #fff; width: 28px; height: 28px; }
.wa-pulse {
  position: absolute; inset: -4px;
  border-radius: 50%;
  background: var(--wa-green);
  animation: wa-pulse 2s infinite;
  z-index: -1;
}
@keyframes wa-pulse {
  0% { transform: scale(1); opacity: .5; }
  70% { transform: scale(1.5); opacity: 0; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* --- 15b. SCROLL TO TOP --- */
.scroll-top {
  position: fixed; bottom: 24px; right: 90px;
  z-index: 900;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--navy);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0; visibility: hidden;
  transition: opacity .3s ease, visibility .3s ease, transform var(--transition);
  cursor: pointer; border: none;
}
.scroll-top.visible { opacity: 1; visibility: visible; }
.scroll-top:hover { background: var(--blue); transform: translateY(-2px); }
.scroll-top svg { width: 20px; height: 20px; stroke: #fff; fill: none; }

/* --- 16. ANIMATIONS --- */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }

/* --- 17. RESPONSIVE --- */

/* ── Tablet landscape & small desktop (≤1024px) ── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .about-preview { grid-template-columns: 1fr; gap: 2rem; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero-content { max-width: 100%; }
  .section-header { max-width: 100%; }
}

/* ── Tablet portrait (≤768px) ── */
@media (max-width: 768px) {
  /* Topbar: hide secondary info, keep compact */
  .topbar { padding: .35rem 0; }
  .topbar-inner { justify-content: center; }
  .tb-group:last-child { display: none; }
  .tb-divider:last-of-type,
  .tb-group .tb-item:has(svg[viewBox="0 0 24 24"][width="14"]):nth-child(n+5) { }

  /* Navbar: smaller height + mobile menu */
  .nav-inner { height: 60px; }
  .navbar { z-index: 1000; }
  .nav-links {
    display: flex; position: absolute;
    top: 60px; left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 1rem 1.5rem 1.5rem;
    border-bottom: 1px solid var(--slate-200);
    box-shadow: 0 8px 30px rgba(0,0,0,.18);
    gap: .25rem;
    z-index: 1001;
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
    visibility: hidden;
    transition: opacity .25s ease, transform .25s ease, visibility .25s ease;
  }
  .nav-links.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
    visibility: visible;
  }
  .nav-links a {
    padding: .75rem 1rem; font-size: 1rem; border-radius: var(--radius);
    font-weight: 500; color: var(--steel);
  }
  .nav-links a:hover { background: var(--blue-50); color: var(--blue); }
  .nav-links a.active { background: var(--blue-50); color: var(--blue); font-weight: 600; }
  .nav-cta {
    text-align: center; justify-content: center;
    margin-top: .5rem; width: 100%;
  }
  .nav-toggle { display: flex; }
  .logo-img { height: 54px; }
  .footer-brand .logo-img { height: 48px; }

  /* Hero */
  .hero { min-height: auto; padding: 2rem 0; }
  .hero-content { padding: 2rem 0; }
  .hero h1 { font-size: 1.75rem; }
  .hero p { font-size: .95rem; }
  .hero-eyebrow { font-size: .72rem; padding: .35rem .75rem; }
  .hero-btns { flex-direction: column; }
  .hero-btns .btn { text-align: center; justify-content: center; }
  .hero-stats { flex-wrap: wrap; gap: 1.5rem; margin-top: 2rem; padding-top: 1.5rem; }
  .hero-stat strong { font-size: 1.6rem; }

  /* Sections */
  .section { padding: 3rem 0; }
  .container { padding: 0 1.25rem; }

  /* About preview image-first on mobile */
  .about-preview { gap: 1.5rem; }
  .about-preview-img { order: -1; }
  .about-preview-text h2 { font-size: 1.4rem; }

  /* Product grid */
  .product-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .product-card { padding: 1.25rem 1rem; }
  .product-card .card-icon { width: 40px; height: 40px; margin-bottom: .75rem; }
  .product-card h3 { font-size: .92rem; }
  .product-card p { font-size: .8rem; }

  /* Filter bar: horizontal scroll */
  .filter-bar {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    justify-content: flex-start;
    padding-bottom: .5rem;
    gap: .4rem;
    scrollbar-width: none;
  }
  .filter-bar::-webkit-scrollbar { display: none; }
  .filter-btn { flex-shrink: 0; font-size: .78rem; padding: .45rem .9rem; }

  /* Page hero inner pages */
  .page-hero { padding: 2.5rem 0 2rem; }
  .page-hero h1 { font-size: 1.6rem; }

  /* About page stats */
  .about-stats { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .about-stat { padding: 1.25rem .75rem; }
  .about-stat strong { font-size: 1.8rem; }

  /* Contact */
  .ci-item { padding: 1rem; }
  .contact-form { padding: 1.5rem; }
  .form-row { grid-template-columns: 1fr; }

  /* Bank info */
  .bank-info { padding: 1.25rem; }
  .bank-row { grid-template-columns: 1fr; }

  /* Map */
  .map-wrap iframe { height: 300px; }

  /* CTA Banner */
  .cta-banner { padding: 2.5rem 0; }
  .cta-banner h2 { font-size: 1.3rem; }
  .cta-banner .btn { display: block; text-align: center; margin: .35rem auto; max-width: 280px; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 1.75rem; }
  .footer-main { padding: 2.5rem 0 2rem; }
  .footer h4 { margin-bottom: .75rem; }
  .footer-bottom-inner { justify-content: center; text-align: center; }

  /* Slider buttons */
  .slider-btn { width: 34px; height: 34px; }
  .slider-prev { left: 8px; }
  .slider-next { right: 8px; }
  .slider-dots { margin-top: .5rem; }

  /* WhatsApp & scroll-top */
  .wa-float { width: 50px; height: 50px; bottom: 20px; right: 16px; }
  .wa-float svg { width: 24px; height: 24px; }
  .scroll-top { width: 38px; height: 38px; bottom: 20px; right: 76px; }
  .scroll-top svg { width: 18px; height: 18px; }
}

/* ── Mobile small (≤480px) ── */
@media (max-width: 480px) {
  /* Topbar: only phone numbers */
  .topbar { font-size: .72rem; }
  .topbar-inner { gap: .3rem; }
  .tb-group .tb-item:last-child { display: none; }
  .tb-divider { display: none; }

  /* Navbar */
  .nav-inner { height: 56px; padding: 0 1rem; }
  .nav-links { top: 56px; padding: 1rem 1rem 1.25rem; }
  .logo-img { height: 48px; }

  /* Hero */
  .hero-content { padding: 1.5rem 0; }
  .hero h1 { font-size: 1.5rem; line-height: 1.25; }
  .hero p { font-size: .88rem; margin-bottom: 1.5rem; }
  .hero-eyebrow { font-size: .68rem; margin-bottom: 1rem; }
  .hero-stats { gap: 0; justify-content: space-between; }
  .hero-stat { text-align: center; flex: 1; }
  .hero-stat strong { font-size: 1.4rem; }
  .hero-stat span { font-size: .72rem; }

  /* Sections */
  .section { padding: 2.5rem 0; }
  .container { padding: 0 1rem; }
  .section-header h2 { font-size: 1.3rem; }
  .section-header p { font-size: .85rem; }

  /* Product grid single column */
  .product-grid { grid-template-columns: 1fr; }

  /* About text */
  .about-preview-text h2 { font-size: 1.25rem; }
  .about-preview-text p { font-size: .88rem; }
  .about-content { font-size: .92rem; }
  .about-content p { margin-bottom: 1rem; }

  /* About stats 2×2 grid */
  .about-stats { grid-template-columns: 1fr 1fr; }
  .about-stat strong { font-size: 1.5rem; }
  .about-stat span { font-size: .75rem; }

  /* Page hero */
  .page-hero { padding: 2rem 0 1.5rem; }
  .page-hero h1 { font-size: 1.4rem; }
  .page-hero p { font-size: .85rem; }

  /* Contact */
  .ci-item { flex-direction: column; gap: .75rem; text-align: center; align-items: center; }
  .contact-form { padding: 1.25rem; }
  .contact-form h3 { font-size: 1.05rem; margin-bottom: 1.25rem; }

  /* Bank info */
  .bank-info { padding: 1rem; }
  .bank-info h4 { font-size: .88rem; }
  .copy-row { font-size: .78rem; }
  .copy-btn { width: 26px; height: 26px; }

  /* Map */
  .map-wrap iframe { height: 250px; }

  /* CTA */
  .cta-banner { padding: 2rem 0; }
  .cta-banner h2 { font-size: 1.15rem; }
  .cta-banner p { font-size: .85rem; }
  .cta-banner .btn { max-width: 100%; font-size: .85rem; }

  /* Footer */
  .footer-main { padding: 2rem 0 1.5rem; }
  .footer-grid { gap: 1.5rem; }
  .footer-brand p { font-size: .8rem; }
  .footer ul a { font-size: .82rem; }
  .footer-contact-item { font-size: .8rem; }
  .footer-bottom { padding: 1rem 0; }
  .footer-bottom-inner { font-size: .72rem; }
  .footer-brand .logo-img { height: 42px; }

  /* Slider */
  .slider-btn { width: 30px; height: 30px; }
  .slider-btn svg { width: 14px; height: 14px; }
  .slider-prev { left: 6px; }
  .slider-next { right: 6px; }

  /* WhatsApp & scroll-top */
  .wa-float { width: 48px; height: 48px; bottom: 16px; right: 12px; }
  .wa-float svg { width: 22px; height: 22px; }
  .scroll-top { width: 36px; height: 36px; bottom: 16px; right: 68px; }
}

/* ── Very small screens (≤360px) ── */
@media (max-width: 360px) {
  .hero h1 { font-size: 1.35rem; }
  .hero-stat strong { font-size: 1.25rem; }
  .container { padding: 0 .75rem; }
  .nav-inner { padding: 0 .75rem; }
  .logo-img { height: 44px; }
  .page-hero h1 { font-size: 1.25rem; }
  .about-stats { grid-template-columns: 1fr; }
  .filter-btn { font-size: .72rem; padding: .4rem .7rem; }
}