/* ============================================================
   CryoBridge USA — Main Stylesheet
   Design: Meta Store-inspired (Optimistic-style, pill CTAs, Meta Blue)
   Bilingual: EN / TR
   ============================================================ */

/* ── Google Fonts ────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700&family=Inter:wght@400;500&display=swap');

/* ── Design Tokens ───────────────────────────────────────── */
:root {
  /* Meta Blue palette */
  --color-primary:        #0064E0;
  --color-primary-hover:  #0143B5;
  --color-primary-active: #004BB9;
  --color-primary-light:  #47A5FA;
  --color-primary-bg:     #E8F3FF;

  /* Surfaces */
  --color-bg:         #FFFFFF;
  --color-surface:    #F1F4F7;
  --color-surface-2:  #F7F8FA;
  --color-dark:       #1C1E21;
  --color-dark-2:     #181A1B;
  --color-linen:      #F2F0E6;

  /* Text */
  --color-text:         #1C2B33;
  --color-text-body:    #5D6C7B;
  --color-text-muted:   #65676B;
  --color-text-inverse: #FFFFFF;

  /* Borders */
  --color-border:    #DEE3E9;
  --color-divider:   #CED0D4;

  /* Success / Error */
  --color-success:   #007D1E;
  --color-error:     #C80A28;

  /* Radius */
  --radius-sm:   0.5rem;    /* 8px  */
  --radius-md:   1.25rem;   /* 20px */
  --radius-lg:   1.5rem;    /* 24px */
  --radius-pill: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 4px 0 rgba(0,0,0,0.08);
  --shadow-md: 0 12px 28px 0 rgba(0,0,0,0.14), 0 2px 4px 0 rgba(0,0,0,0.08);

  /* Type */
  --font-display: 'Plus Jakarta Sans', 'Helvetica Neue', Arial, sans-serif;
  --font-body:    'Inter', 'Helvetica Neue', Arial, sans-serif;

  --text-xs:   clamp(0.75rem,  0.70rem + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.80rem + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1.00rem + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.20rem + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.20rem + 2.5vw,  3.5rem);
  --text-hero: clamp(2.5rem,   1.00rem + 4vw,    4rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Content widths */
  --content-narrow:  640px;
  --content-default: 960px;
  --content-wide:    1280px;

  /* Transitions */
  --transition: 200ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── Reset ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  min-height: 100dvh;
}
img, video, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; background: none; border: none; font: inherit; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }
h1,h2,h3,h4,h5,h6 { text-wrap: balance; font-family: var(--font-display); line-height: 1.15; }
p, li { text-wrap: pretty; }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: var(--radius-sm); }
::selection { background: rgba(0,100,224,0.18); }

/* ── Utility Classes ─────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-6), 4vw, var(--space-16));
}
.container--narrow { max-width: var(--content-default); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: background var(--transition), transform 150ms ease, box-shadow var(--transition);
  white-space: nowrap;
}
.btn--primary {
  background: var(--color-primary);
  color: #fff;
  border: 2px solid transparent;
}
.btn--primary:hover { background: var(--color-primary-hover); transform: scale(1.04); }
.btn--primary:active { background: var(--color-primary-active); transform: scale(0.97); }

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 2px solid rgba(10,19,23,0.2);
}
.btn--outline:hover { background: rgba(70,90,105,0.08); border-color: rgba(10,19,23,0.35); }

.btn--outline-white {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.5);
}
.btn--outline-white:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.8); }

.btn--sm { padding: 8px 20px; font-size: var(--text-xs); }

/* ── NAVIGATION ──────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(241,244,247,0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0,0,0,0.07);
  transition: box-shadow var(--transition);
}
.nav--scrolled { box-shadow: var(--shadow-sm); }

.nav__inner {
  display: flex;
  align-items: center;
  height: 64px;
  gap: var(--space-8);
}

/* Logo */
.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  color: var(--color-text);
}
.nav__logo svg { width: 36px; height: 36px; }
.nav__logo-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
}
.nav__logo-sub {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 400;
  letter-spacing: 0.02em;
}

/* Links */
.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex: 1;
  justify-content: center;
}
.nav__link {
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}
.nav__link:hover, .nav__link.active { background: rgba(0,100,224,0.08); color: var(--color-primary); }

/* Right side */
.nav__right { display: flex; align-items: center; gap: var(--space-3); flex-shrink: 0; }

/* Language switcher */
.lang-switch {
  display: flex;
  background: var(--color-border);
  border-radius: var(--radius-pill);
  padding: 2px;
  gap: 2px;
}
.lang-switch__btn {
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  transition: background var(--transition), color var(--transition);
}
.lang-switch__btn.active, .lang-switch__btn:hover { background: #fff; color: var(--color-primary); }

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
}
.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav__hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile drawer */
.nav__drawer {
  display: none;
  position: fixed;
  inset: 64px 0 0;
  background: rgba(241,244,247,0.97);
  backdrop-filter: blur(16px);
  padding: var(--space-8) var(--space-6);
  flex-direction: column;
  gap: var(--space-2);
  z-index: 99;
  transform: translateY(-100%);
  transition: transform 0.35s cubic-bezier(0.16,1,0.3,1);
}
.nav__drawer.open { transform: translateY(0); }
.nav__drawer .nav__link { padding: 14px 20px; font-size: var(--text-base); }

/* ── HERO ────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-dark);
  color: #fff;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 40%, rgba(0,100,224,0.22) 0%, transparent 65%),
    radial-gradient(ellipse 50% 80% at 20% 70%, rgba(0,100,224,0.10) 0%, transparent 60%),
    linear-gradient(135deg, #0d1117 0%, #1c1e21 50%, #131b24 100%);
}
/* Subtle grid pattern */
.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero__content {
  position: relative;
  z-index: 1;
  padding-block: clamp(var(--space-20), 10vw, var(--space-24));
  max-width: 760px;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 16px;
  background: rgba(0,100,224,0.2);
  border: 1px solid rgba(71,165,250,0.3);
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-6);
}
.hero__title {
  font-size: var(--text-hero);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-6);
  color: #fff;
}
.hero__title span { color: var(--color-primary-light); }
.hero__subtitle {
  font-size: var(--text-lg);
  font-weight: 400;
  color: rgba(255,255,255,0.72);
  max-width: 580px;
  margin-bottom: var(--space-10);
  line-height: 1.5;
}
.hero__actions { display: flex; gap: var(--space-4); flex-wrap: wrap; }

/* Hero scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: rgba(255,255,255,0.4);
  font-size: var(--text-xs);
}
.hero__scroll-dot {
  width: 24px;
  height: 36px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 12px;
  position: relative;
}
.hero__scroll-dot::after {
  content: '';
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: rgba(255,255,255,0.5);
  border-radius: 2px;
  animation: scroll-bounce 2s infinite;
}
@keyframes scroll-bounce {
  0%, 100% { opacity: 1; transform: translateX(-50%) translateY(0); }
  50% { opacity: 0.3; transform: translateX(-50%) translateY(6px); }
}

/* ── SECTIONS ────────────────────────────────────────────── */
.section { padding-block: clamp(var(--space-16), 8vw, var(--space-24)); }
.section--gray { background: var(--color-surface); }
.section--dark { background: var(--color-dark); color: #fff; }
.section--linen { background: var(--color-linen); }

.section__header { text-align: center; max-width: 680px; margin-inline: auto; margin-bottom: clamp(var(--space-10), 5vw, var(--space-16)); }
.section__eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.section--dark .section__eyebrow { color: var(--color-primary-light); }
.section__title { font-size: var(--text-xl); font-weight: 700; letter-spacing: -0.02em; margin-bottom: var(--space-4); }
.section--dark .section__title { color: #fff; }
.section__desc { font-size: var(--text-base); color: var(--color-text-body); line-height: 1.7; }
.section--dark .section__desc { color: rgba(255,255,255,0.65); }

/* ── TRUST STRIP ─────────────────────────────────────────── */
.trust-strip {
  display: flex;
  gap: clamp(var(--space-8), 4vw, var(--space-16));
  flex-wrap: wrap;
  justify-content: center;
  padding-block: var(--space-8);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
}
.trust-item svg { color: var(--color-primary); flex-shrink: 0; }

/* ── FEATURE CARDS ───────────────────────────────────────── */
.cards-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.cards-grid--2 { grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); }
.cards-grid--3 { grid-template-columns: repeat(3, 1fr); }

.card {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  border: 1px solid var(--color-border);
  transition: transform 300ms ease, box-shadow 300ms ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.section--gray .card { background: #fff; }
.section--dark .card { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.1); }
.section--dark .card:hover { background: rgba(255,255,255,0.08); }

.card__icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary-bg);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  color: var(--color-primary);
}
.section--dark .card__icon { background: rgba(0,100,224,0.25); color: var(--color-primary-light); }

.card__title { font-size: var(--text-lg); font-weight: 700; margin-bottom: var(--space-3); letter-spacing: -0.01em; }
.section--dark .card__title { color: #fff; }
.card__body { font-size: var(--text-base); color: var(--color-text-body); line-height: 1.7; }
.section--dark .card__body { color: rgba(255,255,255,0.6); }

/* ── PRODUCT TABS ────────────────────────────────────────── */
.tabs {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-8);
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 0;
}
.tab-btn {
  padding: 12px 20px;
  border-radius: var(--radius-pill) var(--radius-pill) 0 0;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  background: transparent;
  border: 2px solid transparent;
  border-bottom: none;
  margin-bottom: -2px;
  transition: color var(--transition), background var(--transition);
  cursor: pointer;
}
.tab-btn:hover { color: var(--color-primary); background: var(--color-primary-bg); }
.tab-btn.active { color: var(--color-primary); background: var(--color-bg); border-color: var(--color-border); border-bottom-color: var(--color-bg); }
.section--gray .tab-btn.active { background: var(--color-surface); border-bottom-color: var(--color-surface); }

.tab-panel { display: none; }
.tab-panel.active { display: grid; gap: var(--space-8); grid-template-columns: 1fr 1fr; align-items: start; }

.product-visual {
  background: linear-gradient(135deg, var(--color-primary-bg) 0%, rgba(71,165,250,0.12) 100%);
  border-radius: var(--radius-lg);
  padding: var(--space-12);
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4/3;
  border: 1px solid rgba(0,100,224,0.15);
}
.product-visual svg { width: 80px; height: 80px; color: var(--color-primary); opacity: 0.8; }

.product-info { padding: var(--space-4) 0; }
.product-info__category { font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-primary); margin-bottom: var(--space-3); }
.product-info__title { font-size: var(--text-xl); font-weight: 700; letter-spacing: -0.02em; margin-bottom: var(--space-4); }
.product-info__desc { font-size: var(--text-base); color: var(--color-text-body); line-height: 1.75; margin-bottom: var(--space-6); }
.product-info__list { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-8); }
.product-info__list li {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: var(--text-sm);
  color: var(--color-text-body);
}
.product-info__list li::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 6px;
}

/* ── SERVICE LIST ────────────────────────────────────────── */
.service-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.service-item {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  padding: var(--space-6);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: box-shadow 250ms ease;
}
.service-item:hover { box-shadow: var(--shadow-sm); }
.service-item__num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: 700;
}
.service-item__title { font-size: var(--text-base); font-weight: 700; margin-bottom: var(--space-1); }
.service-item__desc { font-size: var(--text-sm); color: var(--color-text-body); }

/* ── TWO-COLUMN SPLIT ────────────────────────────────────── */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(var(--space-10), 6vw, var(--space-20)); align-items: center; }
.split--reverse .split__visual { order: -1; }

.split__content {}
.split__eyebrow { font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-primary); margin-bottom: var(--space-4); display: block; }
.section--dark .split__eyebrow { color: var(--color-primary-light); }
.split__title { font-size: var(--text-xl); font-weight: 700; letter-spacing: -0.02em; margin-bottom: var(--space-5); }
.section--dark .split__title { color: #fff; }
.split__body { font-size: var(--text-base); color: var(--color-text-body); line-height: 1.75; margin-bottom: var(--space-8); }
.section--dark .split__body { color: rgba(255,255,255,0.65); }

.split__visual {
  background: linear-gradient(135deg, var(--color-primary-bg) 0%, rgba(71,165,250,0.08) 100%);
  border-radius: var(--radius-lg);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0,100,224,0.12);
  overflow: hidden;
  position: relative;
}
.section--dark .split__visual {
  background: rgba(0,100,224,0.12);
  border-color: rgba(0,100,224,0.25);
}
.split__visual-icon { color: var(--color-primary); opacity: 0.6; }

/* ── TRADE STATS ─────────────────────────────────────────── */
.stats-row { display: flex; gap: var(--space-8); flex-wrap: wrap; }
.stat { }
.stat__value { font-size: var(--text-xl); font-weight: 700; color: var(--color-primary-light); letter-spacing: -0.02em; }
.stat__label { font-size: var(--text-xs); color: rgba(255,255,255,0.5); margin-top: 2px; }

/* ── APPLICATION TAGS ────────────────────────────────────── */
.tag-list { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-top: var(--space-6); }
.tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 600;
}
.section--dark .tag { background: rgba(0,100,224,0.2); color: var(--color-primary-light); }

/* ── CONTACT SECTION ─────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: clamp(var(--space-10), 6vw, var(--space-16)); align-items: start; }

.contact-info {}
.contact-info__title { font-size: var(--text-xl); font-weight: 700; letter-spacing: -0.02em; margin-bottom: var(--space-5); }
.contact-info__body { font-size: var(--text-base); color: var(--color-text-body); line-height: 1.75; margin-bottom: var(--space-8); }

.contact-details { display: flex; flex-direction: column; gap: var(--space-5); }
.contact-detail { display: flex; gap: var(--space-4); align-items: flex-start; }
.contact-detail__icon {
  width: 42px;
  height: 42px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-detail__label { font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--color-text-muted); margin-bottom: 2px; }
.contact-detail__value { font-size: var(--text-base); font-weight: 500; color: var(--color-text); }
.contact-detail__value a:hover { color: var(--color-primary); }

/* ── CONTACT FORM ────────────────────────────────────────── */
.form-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-8), 4vw, var(--space-12));
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}
.form-grid { display: grid; gap: var(--space-5); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); }
.form-group { display: flex; flex-direction: column; gap: var(--space-2); }
.form-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.form-input, .form-textarea, .form-select {
  padding: 12px 16px;
  border: 1.5px solid var(--color-divider);
  border-radius: var(--radius-sm);
  font-size: var(--text-base);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0,100,224,0.12);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--color-text-muted); }
.form-textarea { resize: vertical; min-height: 130px; }
.form-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2365676B' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; }

.form-submit { width: 100%; padding: 15px; font-size: var(--text-base); font-weight: 600; }

/* Alert messages */
.alert {
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  margin-bottom: var(--space-5);
  display: none;
}
.alert--success { background: #e6f6eb; border: 1px solid #b3dfc1; color: var(--color-success); }
.alert--error { background: #fce8eb; border: 1px solid #f5b3bc; color: var(--color-error); }

/* ── PAGE HEADER (inner pages) ───────────────────────────── */
.page-header {
  background: var(--color-dark);
  color: #fff;
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  position: relative;
  overflow: hidden;
}
.page-header__bg {
  position: absolute;
  inset: 0;
  background-color: rgba(12,18,28,0.72);
  background-blend-mode: multiply;
  z-index: 0;
}
.page-header__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(12,18,28,0.55) 0%, rgba(0,36,80,0.3) 100%);
}
.page-header__content { position: relative; z-index: 1; }
.page-header__eyebrow { font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-primary-light); margin-bottom: var(--space-4); display: block; }
.page-header__title { font-size: var(--text-2xl); font-weight: 700; letter-spacing: -0.03em; margin-bottom: var(--space-5); color: #fff; }
.page-header__desc { font-size: var(--text-lg); color: rgba(255,255,255,0.65); max-width: 640px; line-height: 1.6; }

/* ── FOOTER ──────────────────────────────────────────────── */
.footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.7);
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}
.footer__brand {}
.footer__logo { display: flex; align-items: center; gap: var(--space-3); color: #fff; margin-bottom: var(--space-4); }
.footer__logo svg { width: 32px; height: 32px; }
.footer__logo-name { font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; letter-spacing: -0.02em; }
.footer__tagline { font-size: var(--text-sm); color: rgba(255,255,255,0.45); line-height: 1.6; max-width: 260px; }

.footer__col-title { font-family: var(--font-display); font-size: var(--text-sm); font-weight: 700; color: #fff; letter-spacing: 0.04em; margin-bottom: var(--space-4); }
.footer__links { display: flex; flex-direction: column; gap: var(--space-3); }
.footer__link { font-size: var(--text-sm); color: rgba(255,255,255,0.5); transition: color var(--transition); }
.footer__link:hover { color: #fff; }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.footer__copy { font-size: var(--text-xs); color: rgba(255,255,255,0.35); }
.footer__lang-note { font-size: var(--text-xs); color: rgba(255,255,255,0.25); }

/* ── BREADCRUMB ──────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--space-4);
}
.breadcrumb a { color: rgba(255,255,255,0.55); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb__sep { color: rgba(255,255,255,0.25); }

/* ── LANGUAGE VISIBILITY ─────────────────────────────────── */
[data-lang] { display: none; }
[data-lang].lang-active { display: block; }
.nav__link[data-lang], .nav__link[data-lang].lang-active { display: flex; }
/* Inline spans */
span[data-lang] { display: none; }
span[data-lang].lang-active { display: inline; }
li[data-lang] { display: none; }
li[data-lang].lang-active { display: flex; }

/* ── ABOUT VALUES ────────────────────────────────────────── */
.values-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: var(--space-6); }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .cards-grid--3 { grid-template-columns: 1fr 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .tab-panel.active { grid-template-columns: 1fr; }
  .product-visual { max-width: 400px; }
}
@media (max-width: 768px) {
  .nav__links, .nav__right .btn { display: none; }
  .nav__hamburger { display: flex; }
  .nav__drawer { display: flex; }

  .hero__title { letter-spacing: -0.02em; }
  .split { grid-template-columns: 1fr; }
  .split--reverse .split__visual { order: 0; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .cards-grid--2, .cards-grid--3 { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
  .trust-strip { gap: var(--space-6); }
  .tab-panel.active { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; text-align: center; }
  .tabs { gap: var(--space-1); }
  .tab-btn { padding: 10px 14px; font-size: 0.8rem; }
}