/* ============================================================
   TUĞRA DENTAL – MAIN STYLESHEET
   tugra-dental.com
   Stack: Pure CSS · Flexbox · CSS Grid · Custom Properties
   ============================================================ */

/* ------------------------------------------------------------
   CSS CUSTOM PROPERTIES
   ------------------------------------------------------------ */
:root {
  /* Palette */
  --clr-bg-1:       #0b0b0b;
  --clr-bg-2:       #151515;
  --clr-bg-3:       #1c1c1c;
  --clr-accent:     #c8a86b;
  --clr-accent-dim: #a08450;
  --clr-accent-lt:  #dbbe8a;
  --clr-text-1:     #f5f5f5;
  --clr-text-2:     #b8b8b8;
  --clr-text-3:     #666;
  --clr-border:     rgba(200,168,107,.14);
  --clr-border-sub: rgba(255,255,255,.05);
  --clr-shadow:     rgba(0,0,0,.55);

  /* Typography */
  --ff-head: 'Poppins', system-ui, sans-serif;
  --ff-body: 'Inter', system-ui, sans-serif;

  /* Spacing scale */
  --sp-xs:  8px;
  --sp-sm:  16px;
  --sp-md:  24px;
  --sp-lg:  48px;
  --sp-xl:  80px;
  --sp-2xl: 120px;

  /* Layout */
  --nav-h:     110px;
  --max-w:     1200px;
  --radius:    12px;
  --radius-sm: 6px;

  /* Transitions */
  --ease:    cubic-bezier(.4,0,.2,1);
  --dur:     .3s;
  --tr:      var(--dur) var(--ease);
}

/* ------------------------------------------------------------
   RESET & BASE
   ------------------------------------------------------------ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--clr-bg-1);
  color: var(--clr-text-1);
  font-family: var(--ff-body);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--tr);
}

ul { list-style: none; }
address { font-style: normal; }
img, svg { display: block; }
img { max-width: 100%; }

/* Custom scrollbar */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--clr-bg-1); }
::-webkit-scrollbar-thumb { background: var(--clr-accent-dim); border-radius: 3px; }

/* ------------------------------------------------------------
   TYPOGRAPHY
   ------------------------------------------------------------ */
h1, h2, h3, h4 {
  font-family: var(--ff-head);
  color: var(--clr-text-1);
  line-height: 1.2;
  letter-spacing: -.02em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 700; }
h2 { font-size: clamp(1.55rem, 3vw, 2.35rem); font-weight: 600; margin-bottom: 20px; }
h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 10px; }

p {
  color: var(--clr-text-2);
  margin-bottom: 16px;
}
p:last-child { margin-bottom: 0; }

strong { color: var(--clr-text-1); font-weight: 600; }

.accent { color: var(--clr-accent); }

/* ------------------------------------------------------------
   UTILITIES
   ------------------------------------------------------------ */
.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--sp-md);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: 14px;
}
.section-label::before {
  content: '';
  display: block;
  width: 22px;
  height: 1px;
  background: var(--clr-accent);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-header p {
  max-width: 560px;
  margin-inline: auto;
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-xs);
  background: var(--clr-accent);
  color: #080808;
  font-family: var(--ff-head);
  font-weight: 600;
  font-size: .875rem;
  letter-spacing: .04em;
  padding: 13px 30px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--clr-accent);
  cursor: pointer;
  transition: background var(--tr), color var(--tr);
  white-space: nowrap;
}
.btn-primary:hover {
  background: transparent;
  color: var(--clr-accent);
}
.btn-primary svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-xs);
  background: transparent;
  color: var(--clr-text-2);
  font-family: var(--ff-head);
  font-weight: 500;
  font-size: .875rem;
  letter-spacing: .04em;
  padding: 13px 28px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--clr-border-sub);
  cursor: pointer;
  transition: border-color var(--tr), color var(--tr);
}
.btn-outline:hover {
  border-color: var(--clr-border);
  color: var(--clr-text-1);
}

/* Fade-in animation */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ------------------------------------------------------------
   NAVIGATION
   ------------------------------------------------------------ */
#navbar {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 1000;
  height: var(--nav-h);
  transition: background var(--tr), border-color var(--tr), backdrop-filter var(--tr);
}
#navbar.scrolled {
  background: rgba(11,11,11,.92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--clr-border-sub);
}

.nav-container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--sp-md);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--ff-head);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -.03em;
}

/* logo.png – natural colors, no filter */
.logo-img {
  height: 100px;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
  opacity: .95;
  transition: opacity var(--tr);
}
.logo:hover .logo-img { opacity: 1; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: .85rem;
  font-weight: 500;
  color: var(--clr-text-2);
  letter-spacing: .02em;
}
.nav-links a:hover { color: var(--clr-text-1); }

.nav-cta {
  background: var(--clr-accent) !important;
  color: #080808 !important;
  padding: 9px 22px;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
  transition: background var(--tr) !important;
}
.nav-cta:hover { background: var(--clr-accent-lt) !important; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  width: 38px;
  height: 38px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-text-1);
  border-radius: 2px;
  transition: transform var(--tr), opacity var(--tr);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset-block-start: var(--nav-h);
  inset-inline: 0;
  background: rgba(11,11,11,.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--clr-border-sub);
  z-index: 999;
  padding: var(--sp-sm) var(--sp-md) var(--sp-md);
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--tr), opacity var(--tr);
}
.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu a {
  display: block;
  padding: 14px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--clr-text-2);
  border-bottom: 1px solid var(--clr-border-sub);
  transition: color var(--tr), padding-left var(--tr);
}
.mobile-menu a:hover {
  color: var(--clr-accent);
  padding-left: 6px;
}

/* ------------------------------------------------------------
   HERO SECTION
   ------------------------------------------------------------ */
#hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: var(--clr-bg-1);
}
.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(200,168,107,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,168,107,.025) 1px, transparent 1px);
  background-size: 80px 80px;
}
.hero-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  pointer-events: none;
}
.hero-glow--left {
  top: -100px;
  left: -200px;
  background: radial-gradient(circle, rgba(200,168,107,.07) 0%, transparent 70%);
}
.hero-glow--right {
  bottom: -100px;
  right: -200px;
  background: radial-gradient(circle, rgba(200,168,107,.05) 0%, transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 820px;
  padding-inline: var(--sp-md);
  animation: fadeUp .9s var(--ease) both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-badge {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--clr-accent);
  border: 1px solid var(--clr-border);
  background: rgba(200,168,107,.06);
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.18rem);
  color: var(--clr-text-2);
  max-width: 520px;
  margin: 20px auto 36px;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}

.hero-trust {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  font-size: .78rem;
  color: var(--clr-text-3);
  letter-spacing: .03em;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.trust-dot {
  display: block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--clr-accent);
  opacity: .7;
}
.trust-divider {
  width: 1px;
  height: 14px;
  background: var(--clr-border-sub);
}

/* Hero logo – centered above headline */
.hero-logo-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}
.hero-logo-img {
  width: 200px;
  height: 200px;
  object-fit: contain;
  opacity: .95;
  animation: fadeUp .9s var(--ease) .1s both;
}

/* Brand logos strip */
.hero-brands {
  margin-top: 52px;
  padding-top: 28px;
  border-top: 1px solid var(--clr-border-sub);
  animation: fadeUp .9s var(--ease) .3s both;
}

.brands-label {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--clr-text-3);
  margin-bottom: 20px;
  display: block;
  text-align: center;
}

.brands-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}

.brand-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 40px;
  transition: opacity var(--tr);
}
.brand-item:hover { opacity: .85; }

/* Brand logos – white on transparent, golden tint */
.brand-logo {
  height: 160px;
  width: auto;
  max-width: 280px;
  object-fit: contain;
  filter: brightness(0) invert(1) sepia(.4) saturate(1.2) hue-rotate(3deg);
  opacity: .78;
  transition: opacity var(--tr), filter var(--tr);
}
.brand-item:hover .brand-logo {
  opacity: 1;
  filter: brightness(0) invert(1);
}

.brand-sep {
  width: 1px;
  height: 120px;
  background: var(--clr-border-sub);
  flex-shrink: 0;
}

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}
.scroll-line {
  width: 1px;
  height: 52px;
  background: linear-gradient(to bottom, var(--clr-accent), transparent);
  animation: scrollPulse 2.2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: .25; transform: scaleY(1);   }
  50%       { opacity: 1;   transform: scaleY(1.1); }
}

/* ------------------------------------------------------------
   ABOUT SECTION
   ------------------------------------------------------------ */
#hakkimizda {
  padding-block: var(--sp-2xl);
  background: var(--clr-bg-1);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.about-text h2 { margin-bottom: 24px; }

.about-stats {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--clr-border-sub);
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat-number {
  font-family: var(--ff-head);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--clr-accent);
  line-height: 1;
}
.stat-label {
  font-size: .72rem;
  font-weight: 500;
  color: var(--clr-text-3);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.stat-sep {
  width: 1px;
  height: 36px;
  background: var(--clr-border-sub);
  flex-shrink: 0;
}

/* Visual card */
.about-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.visual-card {
  position: relative;
  width: 360px;
  height: 360px;
  background: var(--clr-bg-2);
  border: 1px solid var(--clr-border);
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.vc-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(200,168,107,.1);
}
.vc-ring--outer { width: 280px; height: 280px; animation: spin 30s linear infinite; }
.vc-ring--inner { width: 160px; height: 160px; animation: spin 20s linear infinite reverse; }

@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.vc-cross {
  width: 120px;
  height: 120px;
  color: var(--clr-accent);
  opacity: .5;
  position: relative;
  z-index: 1;
}
.vc-cross svg { width: 100%; height: 100%; }

.vc-badge {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  align-items: center;
  background: rgba(200,168,107,.08);
  border: 1px solid var(--clr-border);
  padding: 7px 18px;
  border-radius: 100px;
  font-family: var(--ff-head);
  font-size: .78rem;
  font-weight: 600;
  color: var(--clr-text-2);
  white-space: nowrap;
}

.vc-dots {
  position: absolute;
  top: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.vdot {
  display: block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--clr-accent);
  opacity: .35;
}

/* ------------------------------------------------------------
   PRODUCTS SECTION
   ------------------------------------------------------------ */
#urunler {
  padding-block: var(--sp-2xl);
  background: var(--clr-bg-2);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  position: relative;
  background: var(--clr-bg-1);
  border: 1px solid var(--clr-border-sub);
  border-radius: var(--radius);
  padding: 36px 28px 28px;
  overflow: hidden;
  transition: transform var(--tr), border-color var(--tr), box-shadow var(--tr);
}
.card:hover {
  transform: translateY(-5px);
  border-color: var(--clr-border);
  box-shadow: 0 24px 48px rgba(0,0,0,.45);
}
.card:hover .card-accent-bar { opacity: 1; }

.card-icon {
  width: 44px;
  height: 44px;
  color: var(--clr-accent);
  margin-bottom: 22px;
}
.card-icon svg { width: 100%; height: 100%; }

.card h3 { color: var(--clr-text-1); }
.card p  { font-size: .875rem; line-height: 1.75; margin-bottom: 20px; }

.card-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
}
.card-tag {
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--clr-accent-dim);
  background: rgba(200,168,107,.08);
  border: 1px solid rgba(200,168,107,.15);
  padding: 3px 10px;
  border-radius: 100px;
}

.card-accent-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(to right, var(--clr-accent), transparent);
  opacity: 0;
  transition: opacity var(--tr);
}

/* ------------------------------------------------------------
   SEO SECTION
   ------------------------------------------------------------ */
#bolgesel-hizmet {
  padding-block: var(--sp-xl);
  background: var(--clr-bg-1);
  border-block: 1px solid var(--clr-border-sub);
}

.seo-block {
  max-width: 920px;
  margin-inline: auto;
  text-align: center;
}
.seo-block h2 { margin-bottom: 40px; }

.seo-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  text-align: left;
}
.seo-col p { font-size: .925rem; line-height: 1.85; }

/* ------------------------------------------------------------
   VISION SECTION
   ------------------------------------------------------------ */
#vizyon {
  position: relative;
  padding-block: var(--sp-2xl);
  background: var(--clr-bg-2);
  overflow: hidden;
}
#vizyon::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(200,168,107,.04) 0%, transparent 70%);
  pointer-events: none;
}

.vision-wrap {
  text-align: center;
  max-width: 860px;
  margin-inline: auto;
}

.vision-icon {
  width: 56px;
  height: 56px;
  color: var(--clr-accent);
  margin-inline: auto;
  margin-bottom: 18px;
  opacity: .7;
}
.vision-icon svg { width: 100%; height: 100%; }

.vision-lead {
  font-size: 1.02rem;
  max-width: 620px;
  margin-inline: auto;
  margin-bottom: 56px;
  line-height: 1.85;
}

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.pillar {
  background: var(--clr-bg-3);
  border: 1px solid var(--clr-border-sub);
  border-radius: var(--radius);
  padding: 32px 22px;
  transition: border-color var(--tr);
}
.pillar:hover { border-color: var(--clr-border); }

.pillar-line {
  width: 28px;
  height: 2px;
  background: var(--clr-accent);
  margin-bottom: 16px;
}
.pillar h3 { color: var(--clr-text-1); font-size: .95rem; }
.pillar p  { font-size: .85rem; color: var(--clr-text-2); line-height: 1.65; }

/* ------------------------------------------------------------
   CONTACT SECTION
   ------------------------------------------------------------ */
#iletisim {
  padding-block: var(--sp-2xl);
  background: var(--clr-bg-1);
}

.contact-grid {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 56px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 20px;
  background: var(--clr-bg-2);
  border: 1px solid var(--clr-border-sub);
  border-radius: var(--radius);
  transition: border-color var(--tr);
}
.contact-item--link {
  cursor: pointer;
  transition: border-color var(--tr), background var(--tr);
}
.contact-item--link:hover {
  border-color: var(--clr-border);
  background: var(--clr-bg-3);
}

.contact-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: rgba(200,168,107,.08);
  border: 1px solid var(--clr-border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-accent);
}
.contact-icon svg { width: 17px; height: 17px; }

.contact-detail {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.contact-label {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--clr-text-3);
}
.contact-value {
  font-size: .9rem;
  color: var(--clr-text-2);
  line-height: 1.5;
}
.contact-address { font-size: .875rem; }

.contact-arrow {
  font-size: .9rem;
  color: var(--clr-text-3);
  align-self: center;
  transition: transform var(--tr), color var(--tr);
}
.contact-item--link:hover .contact-arrow {
  transform: translateX(4px);
  color: var(--clr-accent);
}

.btn-call {
  margin-top: 4px;
  width: 100%;
}

.contact-map {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--clr-border-sub);
}
.contact-map iframe {
  display: block;
  width: 100%;
  height: 440px;
  filter: grayscale(85%) contrast(90%) brightness(0.85);
}

/* ------------------------------------------------------------
   FOOTER – minimal
   ------------------------------------------------------------ */
#footer {
  background: #080808;
  border-top: 1px solid var(--clr-border-sub);
}

.footer-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding: 56px 24px 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  text-align: center;
}

.footer-logo-link {
  display: inline-flex;
  opacity: .65;
  transition: opacity var(--tr);
}
.footer-logo-link:hover { opacity: 1; }

.footer-logo-img {
  height: 200px;
  width: auto;
  object-fit: contain;
}

.footer-links-row,
.footer-contact-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 16px;
}

.footer-links-row a {
  font-size: .82rem;
  font-weight: 500;
  color: var(--clr-text-3);
  transition: color var(--tr);
}
.footer-links-row a:hover { color: var(--clr-accent); }

.footer-links-row span,
.footer-contact-row span {
  color: var(--clr-border-sub);
  font-size: .8rem;
}

.footer-contact-row a,
.footer-contact-row address {
  font-size: .8rem;
  color: var(--clr-text-3);
  font-style: normal;
  transition: color var(--tr);
}
.footer-contact-row a:hover { color: var(--clr-accent); }

.footer-copy {
  font-size: .75rem;
  line-height: 1.9;
  color: var(--clr-text-3);
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid var(--clr-border-sub);
  width: 100%;
  text-align: center;
  letter-spacing: .02em;
}

.footer-credit {
  color: var(--clr-text-3);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--tr), border-color var(--tr);
}
.footer-credit:hover {
  color: var(--clr-accent);
  border-bottom-color: var(--clr-accent);
}

/* ------------------------------------------------------------
   RESPONSIVE — 1024px
   ------------------------------------------------------------ */
@media (max-width: 1024px) {
  :root {
    --sp-2xl: 96px;
  }

  .about-grid {
    gap: 48px;
  }

  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}

/* ------------------------------------------------------------
   RESPONSIVE — 768px
   ------------------------------------------------------------ */
@media (max-width: 768px) {
  :root {
    --sp-2xl: 80px;
  }

  /* Nav */
  .nav-links { display: none; }
  .hamburger { display: flex; }

  /* About */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .about-visual { order: -1; }
  .visual-card { width: 280px; height: 280px; }
  .vc-ring--outer { width: 220px; height: 220px; }
  .vc-ring--inner { width: 120px; height: 120px; }
  .vc-cross { width: 90px; height: 90px; }

  /* Cards */
  .cards-grid {
    grid-template-columns: 1fr;
  }

  /* SEO columns */
  .seo-columns {
    grid-template-columns: 1fr;
    gap: 0;
    text-align: left;
  }

  /* Vision pillars */
  .pillars {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* Footer */
  .footer-top {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-brand { grid-column: auto; }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 6px;
  }

  /* Stats */
  .about-stats { gap: 20px; }
}

/* ------------------------------------------------------------
   RESPONSIVE — 480px
   ------------------------------------------------------------ */
@media (max-width: 480px) {
  :root {
    --sp-2xl: 64px;
  }

  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn-primary,
  .hero-actions .btn-outline { width: 100%; }

  .hero-logo-img { width: 140px; height: 140px; }

  .brand-item { padding: 10px 16px; }
  .brand-logo  { height: 100px; max-width: 160px; }
  .brand-sep   { height: 80px; }

  .logo-img        { height: 70px; }
  .footer-logo-img { height: 140px; }

  .about-stats {
    flex-wrap: wrap;
    gap: 18px;
  }
  .stat-sep { display: none; }

  .contact-map iframe { height: 300px; }
}

/* ------------------------------------------------------------
   REDUCED MOTION
   ------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
  .scroll-line { animation: none; }
  .vc-ring--outer,
  .vc-ring--inner { animation: none; }
}