/* =============================================================================
   Mercury Research — mercury-theme.css
   Design modern 2025 · BEM · CSS Grid · Bento Layout
   Brand Identity conform: Guideline_Mercury_Research_180214.pptx
   ============================================================================= */

/* =============================================================================
   1. CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ============================================================================= */
:root {
  /* ── Culori primare (conform brand guidelines PPTX) ── */
  --color-primary:        #0E2441; /* Navy profund — ancora corporativă */
  --color-primary-mid:    #252C4F; /* Navy mediu — header vechi, fonduri */
  --color-primary-light:  #425067; /* Navy estompat — borduri, text secundar */

  /* ── Accent (DOAR: butoane CTA, eyebrow, hover, linii dec., bara statistici) ── */
  --color-accent:         #E40033;
  --color-accent-dark:    #B62828;

  /* ── Teal / Turcoaz — a doua culoare brand ── */
  --color-teal:           #005A76;
  --color-teal-mid:       #0081A4;
  --color-teal-bright:    #00A0D1;

  /* ── Culori piloni Research Solutions ── */
  --pillar-teal:          #005A76;
  --pillar-green:         #647C30;
  --pillar-red:           #AE2C2C;
  --pillar-pink:          #E3338B;

  /* ── Fonduri secțiuni (alternanță) ── */
  --bg-dark:              #0B1827;
  --bg-dark2:             #0E2441;
  --bg-off-white:         #F0F4FA;
  --bg-surface:           #FFFFFF;
  --bg-card:              #FFFFFF;

  /* ── Tipografie ── */
  --color-text:           #1A1A2E;
  --color-text-muted:     #425067;
  --color-text-light:     #8A9CB5;
  --color-text-on-dark:   #FFFFFF;
  --color-text-muted-dark:#A8BAD0;

  /* ── Borduri ── */
  --color-border:         #D1D3D8;
  --color-border-light:   #EBEBED;

  /* ── Fonturi ── */
  --font-heading:         'Syne', system-ui, sans-serif;
  --font-body:            'Inter', system-ui, sans-serif;

  /* ── Scară tipografică (fluid) ── */
  --text-xs:    0.75rem;
  --text-sm:    0.875rem;
  --text-base:  1rem;
  --text-lg:    1.125rem;
  --text-xl:    1.25rem;
  --text-2xl:   1.5rem;
  --text-3xl:   clamp(1.5rem, 2.2vw + 0.5rem, 2rem);
  --text-4xl:   clamp(2rem, 3.5vw + 0.5rem, 2.875rem);
  --text-5xl:   clamp(2.5rem, 5vw + 0.5rem, 4rem);
  --text-6xl:   clamp(3rem, 6vw, 5rem);

  /* ── Spațiere (grid de 8px) ── */
  --sp-1: 8px;
  --sp-2: 16px;
  --sp-3: 24px;
  --sp-4: 32px;
  --sp-5: 40px;
  --sp-6: 48px;
  --sp-8: 64px;
  --sp-10: 80px;
  --sp-12: 96px;
  --sp-16: 128px;

  /* ── Raze colțuri ── */
  --radius-sm:   8px;    /* butoane */
  --radius-md:   14px;   /* carduri */
  --radius-lg:   20px;   /* containere mari */
  --radius-pill: 100px;  /* etichete/chips */

  /* ── Tranziții ── */
  --ease:        cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:     cubic-bezier(0.4, 0, 1, 1);
  --transition:  0.25s var(--ease);
  --transition-slow: 0.45s var(--ease);

  /* ── Umbre ── */
  --shadow-sm:  0 1px 3px rgba(14,36,65,0.08), 0 1px 2px rgba(14,36,65,0.06);
  --shadow-md:  0 4px 16px rgba(14,36,65,0.12), 0 2px 8px rgba(14,36,65,0.08);
  --shadow-lg:  0 12px 40px rgba(14,36,65,0.18), 0 4px 16px rgba(14,36,65,0.1);
  --shadow-card-hover: 0 12px 40px rgba(14,36,65,0.22), 0 4px 12px rgba(14,36,65,0.14);
  --shadow-accent-glow: 0 8px 30px rgba(228,0,51,0.35), 0 2px 8px rgba(228,0,51,0.2);

  /* ── Container ── */
  --container-max:    1200px;
  --container-gutter: max(1.5rem, calc((100vw - var(--container-max)) / 2));
  --section-py:       clamp(4rem, 8vw, 6rem);

  /* ── Header ── */
  --header-h:     72px;
  --header-h-mob: 64px;

  /* ── Z-index ── */
  --z-base:    1;
  --z-above:   10;
  --z-header:  100;
  --z-dropdown:200;
  --z-overlay: 300;
  --z-toast:   400;
}

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

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--color-text);
  background-color: var(--bg-surface);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, video, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; border-radius: 3px; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
ul, ol { list-style: none; }
h1,h2,h3,h4,h5,h6 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; }
input, textarea, select { font-family: inherit; }

.screen-reader-text {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap;
}
.skip-link:focus { position: static; width: auto; height: auto; overflow: visible; clip: auto; }

/* =============================================================================
   3. TYPOGRAPHY
   ============================================================================= */
h1 { font-size: var(--text-5xl); font-weight: 800; }
h2 { font-size: var(--text-4xl); font-weight: 700; }
h3 { font-size: var(--text-2xl); font-weight: 700; }
h4 { font-size: var(--text-xl); font-weight: 600; }
h5 { font-size: var(--text-lg); font-weight: 600; }
h6 { font-size: var(--text-base); font-weight: 600; }

p { max-width: 68ch; }

/* Eyebrow labels */
.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(228,0,51,0.08);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  line-height: 1.6;
}
.eyebrow--sm {
  font-size: 0.65rem;
  padding: 3px 8px;
  letter-spacing: 0.12em;
}

/* =============================================================================
   4. LAYOUT — CONTAINER, SECTION
   ============================================================================= */
.container {
  width: 100%;
  max-width: calc(var(--container-max) + 2 * var(--sp-6));
  margin-inline: auto;
  padding-inline: var(--sp-6);
}

.section {
  padding-block: var(--section-py);
}

/* Background variants */
.bg-dark      { background-color: var(--bg-dark); background-image: radial-gradient(ellipse 100% 80% at 50% 0%, rgba(0,90,118,0.18) 0%, transparent 60%); }
.bg-off-white { background-color: var(--bg-off-white); }
.bg-white     { background-color: var(--bg-surface); }
.bg-accent    { background: linear-gradient(135deg, #E40033 0%, #C4122F 100%); }

/* Section header */
.section__header {
  text-align: left;
  margin-bottom: var(--sp-8);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.section__header--centered { text-align: center; align-items: center; }
.section__header--light .eyebrow { color: var(--color-accent); background: rgba(228,0,51,0.15); }

.section__title { font-size: var(--text-4xl); }
.section__title--light { color: var(--color-text-on-dark); }
.section__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 60ch;
  font-weight: 300;
}
.section__subtitle--light { color: var(--color-text-muted-dark); }

.section__footer-cta { margin-top: var(--sp-8); text-align: center; }
.section__footer-cta--light { margin-top: var(--sp-8); text-align: center; }

/* =============================================================================
   5. BUTTONS
   ============================================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
  line-height: 1.4;
  text-decoration: none;
}

.btn--primary {
  background: linear-gradient(135deg, #E40033 0%, #C4122F 100%);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 2px 12px rgba(228,0,51,0.25);
}
.btn--primary:hover, .btn--primary:focus-visible {
  background: linear-gradient(135deg, #F01040 0%, #D4182F 100%);
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: var(--shadow-accent-glow);
}

.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--ghost:hover, .btn--ghost:focus-visible {
  background-color: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}

.btn--ghost.btn--on-dark {
  color: rgba(255,255,255,0.85);
  border-color: rgba(255,255,255,0.4);
}
.btn--ghost.btn--on-dark:hover, .btn--ghost.btn--on-dark:focus-visible {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.85);
  color: #fff;
}

.btn--sm { font-size: var(--text-xs); padding: 8px 16px; }
.btn--lg { font-size: var(--text-base); padding: 16px 32px; }

/* =============================================================================
   6. HEADER — sticky, blur, dark-on-scroll
   ============================================================================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: var(--z-header);
  background: rgba(14,36,65,0.6);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: background var(--transition), border-color var(--transition), height var(--transition);
}

.site-header.is-scrolled {
  background: rgba(14,36,65,0.97);
  border-bottom-color: rgba(255,255,255,0.12);
  height: calc(var(--header-h) - 8px);
}

.site-header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}

/* Logo */
.site-header__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex-shrink: 0;
  color: #fff;
  text-decoration: none;
}
.site-header__logo svg, .site-header__logo img { height: 40px; width: auto; }
.site-header__logo-wordmark {
  display: flex; flex-direction: column; line-height: 1.1;
}
.site-header__logo-name {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: #fff;
}
.site-header__logo-tagline {
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  color: var(--color-teal-bright);
  text-transform: uppercase;
}

/* =============================================================================
   7. PRIMARY NAVIGATION
   ============================================================================= */
.primary-nav { margin-left: auto; }

.primary-nav__list {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  height: 100%;
}

.nav__item { position: relative; height: 100%; display: flex; align-items: center; }

.nav__link {
  display: flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,0.82);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}
.nav__link:hover, .nav__item--active > .nav__link {
  color: #fff;
  background: rgba(255,255,255,0.08);
}
.nav__item--active > .nav__link { color: var(--color-accent); background: rgba(228,0,51,0.08); }

/* Dropdown arrow */
.nav__arrow {
  width: 0; height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid rgba(255,255,255,0.6);
  transition: transform var(--transition);
  flex-shrink: 0;
}
.nav__item:hover .nav__arrow, .nav__item:focus-within .nav__arrow { transform: rotate(180deg); }

/* Dropdown panel */
.nav__dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  background: var(--bg-dark);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 220px;
  z-index: var(--z-dropdown);
  padding: var(--sp-3);
}

.nav__item:hover .nav__dropdown,
.nav__item:focus-within .nav__dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.nav__sub-list { display: flex; flex-direction: column; gap: 4px; }

.nav__sub-link {
  display: block;
  color: rgba(255,255,255,0.7);
  font-size: var(--text-sm);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition), padding var(--transition);
}
.nav__sub-link:hover {
  color: #fff;
  background: rgba(255,255,255,0.08);
  padding-left: 16px;
}

/* Mega dropdown */
.nav__dropdown--mega {
  left: 0;
  right: 0;
  transform: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  width: 100vw;
  max-width: var(--container-max);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
}
.nav__item:hover .nav__dropdown--mega,
.nav__item:focus-within .nav__dropdown--mega {
  transform: translateX(-50%) translateY(0);
}
.nav__dropdown--mega .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
  padding-block: var(--sp-4);
}

.mega-col { display: flex; flex-direction: column; gap: var(--sp-2); }

.mega-col__title {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 0 8px;
  border-bottom: 2px solid;
  margin-bottom: 4px;
  transition: opacity var(--transition);
}
.mega-col__title:hover { opacity: 0.8; }
.mega-col--teal .mega-col__title { color: var(--color-teal-bright); border-color: var(--color-teal); }
.mega-col--green .mega-col__title { color: #95BC43; border-color: var(--pillar-green); }
.mega-col--red .mega-col__title { color: #E07070; border-color: var(--pillar-red); }
.mega-col--pink .mega-col__title { color: #F279BD; border-color: var(--pillar-pink); }

/* Language switcher */
.lang-switcher { position: relative; flex-shrink: 0; }

.lang-switcher__toggle {
  display: flex; align-items: center; gap: 6px;
  color: rgba(255,255,255,0.8);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.05);
  transition: all var(--transition);
  cursor: pointer;
}
.lang-switcher__toggle:hover { color: #fff; border-color: rgba(255,255,255,0.4); background: rgba(255,255,255,0.1); }
.lang-switcher__chevron { transition: transform var(--transition); }
.lang-switcher.is-open .lang-switcher__chevron { transform: rotate(180deg); }

.lang-switcher__list {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  background: var(--bg-dark);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: var(--sp-1);
  min-width: 80px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
}
.lang-switcher.is-open .lang-switcher__list {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.lang-switcher__list li a {
  display: block;
  color: rgba(255,255,255,0.7);
  padding: 8px 12px;
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.lang-switcher__list li a:hover,
.lang-switcher__list .lang-item-active a { color: #fff; background: rgba(255,255,255,0.08); }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  border-radius: var(--radius-sm);
  color: #fff;
  transition: background var(--transition);
}
.nav-toggle:hover { background: rgba(255,255,255,0.08); }
.nav-toggle__bar {
  display: block;
  width: 22px; height: 2px;
  background-color: currentColor;
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition), width var(--transition);
}
.nav-toggle.is-active .nav-toggle__bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle.is-active .nav-toggle__bar:nth-child(2) { opacity: 0; width: 0; }
.nav-toggle.is-active .nav-toggle__bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Body offset for sticky header */
#page-wrapper { margin-top: var(--header-h); }

/* =============================================================================
   8. HERO SECTION
   ============================================================================= */
.section--hero {
  min-height: calc(100svh - var(--header-h));
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-block: var(--sp-16) var(--sp-12);
  background:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(0,90,118,0.25) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(228,0,51,0.08) 0%, transparent 50%),
    var(--bg-dark);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-8);
  align-items: center;
  position: relative;
  z-index: var(--z-above);
}

/* Hero content */
.hero__content {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.hero__title {
  font-size: var(--text-5xl);
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
  text-shadow: 0 2px 20px rgba(0,90,118,0.3);
}

.hero__desc {
  font-size: var(--text-lg);
  color: var(--color-text-muted-dark);
  font-weight: 300;
  max-width: 54ch;
  line-height: 1.7;
}

.hero__cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-1);
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  margin-top: var(--sp-2);
  padding-top: var(--sp-3);
  border-top: 1px solid rgba(255,255,255,0.1);
}
.hero__trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-xs);
  color: var(--color-text-muted-dark);
  font-weight: 500;
}
.hero__trust-item .fa { color: var(--color-teal-bright); }

/* Hero bento grid */
.hero__bento {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-3);
}

.bento-card {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  padding: var(--sp-4);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  text-decoration: none;
  color: #fff;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.bento-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse at top left, var(--card-glow, rgba(0,160,209,0.08)) 0%, transparent 65%);
  pointer-events: none;
  transition: opacity var(--transition);
  opacity: 0;
}
.bento-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 4px;
  background: var(--card-accent, var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
  border-radius: 0 0 2px 2px;
}
.bento-card:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.25);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.35), 0 4px 16px rgba(0,0,0,0.2);
}
.bento-card:hover::before { opacity: 1; }
.bento-card:hover::after { transform: scaleX(1); }

.bento-card--teal { --card-accent: #00C4F0; --card-glow: rgba(0,196,240,0.1); }
.bento-card--green { --card-accent: #8DB83A; --card-glow: rgba(141,184,58,0.08); }
.bento-card--red { --card-accent: #E05050; --card-glow: rgba(224,80,80,0.08); }
.bento-card--pink { --card-accent: #F040A0; --card-glow: rgba(240,64,160,0.08); }

.bento-card__icon { color: rgba(255,255,255,0.65); }
.bento-card--teal .bento-card__icon { color: #00C4F0; }
.bento-card--green .bento-card__icon { color: #8DB83A; }
.bento-card--red .bento-card__icon { color: #E07070; }
.bento-card--pink .bento-card__icon { color: #F279BD; }

.bento-card__title {
  font-size: var(--text-base);
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
}

.bento-card__desc {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.5);
  line-height: 1.5;
  flex: 1;
}

.bento-card__arrow {
  align-self: flex-end;
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.3);
  transition: color var(--transition), transform var(--transition);
}
.bento-card:hover .bento-card__arrow { color: #fff; transform: translateX(4px); }

/* Hero orbital decoration */
.hero__orbital {
  position: absolute;
  right: -8%;
  top: 50%;
  transform: translateY(-50%);
  width: 55%;
  max-width: 600px;
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
  animation: orbital-pulse 8s ease-in-out infinite;
}
@keyframes orbital-pulse {
  0%, 100% { opacity: 0.35; transform: translateY(-50%) scale(1); }
  50%       { opacity: 0.5;  transform: translateY(-52%) scale(1.02); }
}

/* =============================================================================
   9. RESEARCH SOLUTIONS SECTION
   ============================================================================= */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
}

.solution-card {
  background: var(--bg-surface);
  border: 1px solid var(--color-border-light);
  border-top: 3px solid var(--card-color, var(--color-border-light));
  border-radius: var(--radius-md);
  padding: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}
.solution-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 4px;
  background: var(--card-color, var(--color-border));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}
.solution-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
  border-color: transparent;
  border-top-color: var(--card-color, var(--color-border));
}
.solution-card:hover::before { transform: scaleX(1); }

.solution-card--teal { --card-color: var(--pillar-teal); }
.solution-card--green { --card-color: var(--pillar-green); }
.solution-card--red { --card-color: var(--pillar-red); }
.solution-card--pink { --card-color: var(--pillar-pink); }

.solution-card__header { display: flex; flex-direction: column; gap: var(--sp-2); }

.solution-card__icon { flex-shrink: 0; }
.solution-card--teal .solution-card__icon { color: var(--pillar-teal); }
.solution-card--green .solution-card__icon { color: var(--pillar-green); }
.solution-card--red .solution-card__icon { color: var(--pillar-red); }
.solution-card--pink .solution-card__icon { color: var(--pillar-pink); }

.solution-card__title {
  font-size: var(--text-xl);
  font-weight: 700;
}
.solution-card__title a { color: var(--color-text); transition: color var(--transition); }
.solution-card__title a:hover { color: var(--color-accent); }

.solution-card--teal .solution-card__title a:hover { color: var(--pillar-teal); }
.solution-card--green .solution-card__title a:hover { color: var(--pillar-green); }
.solution-card--red .solution-card__title a:hover { color: var(--pillar-red); }
.solution-card--pink .solution-card__title a:hover { color: var(--pillar-pink); }

.solution-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 300;
  line-height: 1.6;
}

.solution-card__products {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}
.solution-card__product-link {
  display: flex;
  flex-direction: column;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition);
  text-decoration: none;
}
.solution-card__product-link:hover {
  background: rgba(14,36,65,0.04);
  border-color: var(--color-border-light);
}
.solution-card__product-link strong {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}
.solution-card__product-link span {
  font-size: var(--text-xs);
  color: var(--color-text-light);
}

.solution-card__cta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  transition: gap var(--transition);
  margin-top: auto;
}
.solution-card:hover .solution-card__cta { gap: 10px; }

/* =============================================================================
   10. BUSINESS SECTORS SECTION
   ============================================================================= */
.sectors-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-3);
}

.sector-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--sp-2);
  padding: var(--sp-4) var(--sp-3);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.sector-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-teal-bright), var(--color-accent));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition);
}
.sector-card:hover {
  background: rgba(0,160,209,0.1);
  border-color: rgba(0,160,209,0.35);
  color: #fff;
  transform: translateY(-5px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.3), 0 0 0 1px rgba(0,160,209,0.2);
}
.sector-card:hover::after { transform: scaleX(1); }

.sector-card__icon { color: var(--color-teal-bright); transition: transform var(--transition), color var(--transition); }
.sector-card:hover .sector-card__icon { transform: scale(1.2); color: #00C4F0; }

.sector-card__name { font-size: var(--text-sm); font-weight: 600; line-height: 1.3; }

.sector-card__arrow {
  font-size: var(--text-base);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity var(--transition), transform var(--transition);
}
.sector-card:hover .sector-card__arrow { opacity: 1; transform: translateX(0); }

/* =============================================================================
   11. NEWS & PRESS SECTION
   ============================================================================= */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}

.news-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
}
.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.news-card__thumb {
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.news-card__thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.news-card:hover .news-card__thumb img { transform: scale(1.05); }

.news-card__thumb--placeholder {
  background: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
}
.news-card__thumb--placeholder svg { width: 100%; height: 100%; object-fit: cover; }

.news-card__body {
  padding: var(--sp-4);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  flex: 1;
}

.news-card__cat { text-decoration: none; }
.news-card__date {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  display: block;
}

.news-card__title { font-size: var(--text-lg); font-weight: 700; line-height: 1.3; }
.news-card__title a { color: var(--color-text); transition: color var(--transition); }
.news-card__title a:hover { color: var(--color-accent); }

.news-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 300;
  line-height: 1.6;
  flex: 1;
}

.news-card__read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  margin-top: auto;
  transition: gap var(--transition);
}
.news-card:hover .news-card__read-more { gap: 10px; }

/* Colț decorativ (similar cu site-ul original) */
.news-card__corner {
  position: absolute;
  bottom: 0; right: 0;
  width: 0; height: 0;
  border-left: 16px solid transparent;
  border-bottom: 16px solid var(--bg-off-white);
  pointer-events: none;
}

/* =============================================================================
   12. CLIENT LOGOS MARQUEE
   ============================================================================= */
.section--clients { overflow: hidden; padding-bottom: var(--sp-6); }

.marquee-wrapper {
  position: relative;
  overflow: hidden;
  margin-top: var(--sp-6);
  padding-block: var(--sp-4);
}
.marquee-wrapper::before,
.marquee-wrapper::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 120px;
  z-index: var(--z-above);
  pointer-events: none;
}
.marquee-wrapper::before { left: 0; background: linear-gradient(to right, var(--bg-surface), transparent); }
.marquee-wrapper::after  { right: 0; background: linear-gradient(to left, var(--bg-surface), transparent); }

.marquee {
  display: flex;
  gap: 0;
  user-select: none;
}

.marquee__track {
  display: flex;
  align-items: center;
  gap: var(--sp-8);
  animation: marquee-scroll 40s linear infinite;
  flex-shrink: 0;
  padding-inline: var(--sp-4);
}
.marquee:hover .marquee__track { animation-play-state: paused; }

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-100%); }
}

.marquee__item { flex-shrink: 0; }

.marquee__logo {
  height: 50px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  filter: grayscale(1) opacity(0.5);
  transition: filter var(--transition-slow), transform var(--transition);
}
.marquee__item:hover .marquee__logo {
  filter: grayscale(0) opacity(1);
  transform: scale(1.05);
}

/* Memberships mini strip */
.memberships-mini {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-6);
  margin-top: var(--sp-6);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--color-border-light);
  flex-wrap: wrap;
}
.memberships-mini__label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
}
.memberships-mini__logos {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
  flex-wrap: wrap;
  justify-content: center;
}
.memberships-mini__logos img {
  height: 45px; width: auto;
  object-fit: contain;
  filter: grayscale(0.3) opacity(0.75);
  transition: filter var(--transition), transform var(--transition);
}
.memberships-mini__logos a:hover img {
  filter: grayscale(0) opacity(1);
  transform: scale(1.05);
}

/* =============================================================================
   13. FIELDWORK SECTION
   ============================================================================= */
.fieldwork-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--sp-4);
}

.fieldwork-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  text-decoration: none;
  color: inherit;
  position: relative;
}
.fieldwork-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
  border-color: rgba(255,255,255,0.2);
}

.fieldwork-card--featured {
  border-color: rgba(228,0,51,0.4);
  background: rgba(228,0,51,0.05);
}
.fieldwork-card--featured:hover { border-color: rgba(228,0,51,0.7); }

.fieldwork-card__badge {
  position: absolute;
  top: var(--sp-3);
  right: var(--sp-3);
  background: var(--color-accent);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
}

.fieldwork-card__visual {
  padding: var(--sp-5) var(--sp-5) 0;
  display: flex;
  justify-content: center;
}

.fieldwork-card__body {
  padding: var(--sp-4) var(--sp-5) var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  flex: 1;
}

.fieldwork-card__title {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #fff;
}

.fieldwork-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted-dark);
  font-weight: 300;
  line-height: 1.6;
}

.fieldwork-card__features, .fieldwork-card__services {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  flex: 1;
}

.fieldwork-card__features li {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
  padding: 4px 0;
}
.fieldwork-card__features li::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--color-teal-bright);
  border-radius: 50%;
  flex-shrink: 0;
}

.fieldwork-service-link {
  display: block;
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  padding: 6px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: color var(--transition), padding var(--transition);
}
.fieldwork-service-link:hover { color: #fff; padding-left: 8px; }

.fieldwork-card__cta { margin-top: auto; }

/* =============================================================================
   14. STATS BAR
   ============================================================================= */
.section--stats { padding-block: var(--sp-8); }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--sp-4);
  align-items: start;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--sp-1);
}

.stat-item__number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: baseline;
  gap: 2px;
  line-height: 1;
}
.stat-item__suffix { font-size: 0.6em; font-weight: 700; }

.stat-item__number--cert {
  font-size: 2.5rem;
  color: rgba(255,255,255,0.9);
}

.stat-item__label {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
}
.stat-item__sub {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.65);
}
.stat-item__cert-link {
  color: rgba(255,255,255,0.8);
  text-decoration: underline;
  transition: color var(--transition);
}
.stat-item__cert-link:hover { color: #fff; }

/* =============================================================================
   15. MEMBERSHIPS SECTION
   ============================================================================= */
.memberships-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
  margin-bottom: var(--sp-8);
}

.membership-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--sp-3);
  padding: var(--sp-5) var(--sp-4);
  background: var(--bg-off-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}
.membership-card:hover {
  border-color: var(--color-teal);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.membership-card__logo-link {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 80px;
  width: 100%;
}
.membership-card__logo-link img {
  max-height: 70px;
  width: auto;
  object-fit: contain;
  filter: grayscale(0.2);
  transition: filter var(--transition), transform var(--transition);
}
.membership-card:hover .membership-card__logo-link img {
  filter: grayscale(0);
  transform: scale(1.05);
}

.membership-card__name {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
}
.membership-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 300;
  line-height: 1.5;
  max-width: 28ch;
}

/* Ask Expert CTA */
.memberships-cta { padding-top: var(--sp-6); border-top: 1px solid var(--color-border-light); }
.ask-expert {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  background: var(--bg-dark);
  border-radius: var(--radius-md);
  padding: var(--sp-5) var(--sp-6);
  color: #fff;
}
.ask-expert__icon {
  font-size: 2.5rem;
  color: var(--color-teal-bright);
  flex-shrink: 0;
}
.ask-expert__text { flex: 1; }
.ask-expert__text h3 { font-size: var(--text-2xl); color: #fff; margin-bottom: var(--sp-1); }
.ask-expert__text p { font-size: var(--text-sm); color: var(--color-text-muted-dark); font-weight: 300; max-width: 60ch; }

/* =============================================================================
   16. FOOTER
   ============================================================================= */
.site-footer {
  background: var(--color-primary);
  color: rgba(255,255,255,0.75);
}

.site-footer__main { padding-block: var(--sp-12) var(--sp-8); }

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: var(--sp-8);
}

.site-footer__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  color: #fff;
  text-decoration: none;
  margin-bottom: var(--sp-3);
}
.site-footer__logo svg { height: 36px; width: auto; }
.site-footer__logo-icon + .site-footer__logo-wordmark span {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: #fff;
  display: block;
}
.site-footer__logo-wordmark small {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-teal-bright);
  font-weight: 600;
}

.site-footer__tagline {
  font-size: var(--text-sm);
  color: var(--color-text-muted-dark);
  font-weight: 300;
  line-height: 1.6;
  max-width: 36ch;
  margin-bottom: var(--sp-4);
}

.site-footer__social {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
}
.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.7);
  font-size: var(--text-base);
  transition: all var(--transition);
}
.social-link:hover { background: var(--color-accent); color: #fff; transform: translateY(-2px); }

.site-footer__col-title {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #fff;
  margin-bottom: var(--sp-3);
}

.site-footer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  margin-bottom: var(--sp-5);
}
.site-footer__nav li a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  transition: color var(--transition), padding var(--transition);
  display: block;
  padding: 4px 0;
}
.site-footer__nav li a:hover { color: #fff; padding-left: 6px; }

.site-footer__address {
  font-style: normal;
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.site-footer__address p {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  max-width: none;
}
.site-footer__address .fa { color: var(--color-teal-bright); margin-top: 3px; flex-shrink: 0; }
.site-footer__address a { color: rgba(255,255,255,0.6); transition: color var(--transition); }
.site-footer__address a:hover { color: #fff; }

/* Footer bottom */
.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-block: var(--sp-4);
}
.site-footer__bottom-inner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-4);
  justify-content: space-between;
}

.site-footer__copyright p { font-size: var(--text-xs); color: rgba(255,255,255,0.4); max-width: none; }

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
}
.site-footer__legal a {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
  transition: color var(--transition);
}
.site-footer__legal a:hover { color: rgba(255,255,255,0.8); }

.site-footer__certs img {
  height: 48px; width: auto;
  filter: grayscale(0.4) brightness(0.9);
  transition: filter var(--transition);
}
.site-footer__certs a:hover img { filter: grayscale(0) brightness(1); }

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: var(--sp-5);
  right: var(--sp-5);
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: all var(--transition);
  z-index: var(--z-above);
}
.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover { background: var(--color-accent-dark); transform: translateY(-4px); }

/* =============================================================================
   17. PAGE & ARTICLE TEMPLATES
   ============================================================================= */
.page-hero--simple {
  padding-block: var(--sp-16) var(--sp-12);
}
.page-hero__title {
  font-size: var(--text-5xl);
  color: #fff;
}

.page-banner { position: relative; height: clamp(200px, 35vw, 420px); overflow: hidden; }
.page-banner__image { position: absolute; inset: 0; }
.page-banner__image img { width: 100%; height: 100%; object-fit: cover; }
.page-banner__overlay { position: absolute; inset: 0; background: linear-gradient(to right, rgba(14,36,65,0.75) 40%, rgba(14,36,65,0.3)); }
.page-banner__content { position: absolute; inset: 0; display: flex; align-items: flex-end; padding-bottom: var(--sp-6); }
.page-banner__title { font-size: var(--text-4xl); color: #fff; }

.page-content { padding-block: var(--sp-10); }
.page-content__inner { max-width: 820px; }

/* Rich text prose */
.prose { line-height: 1.7; }
.prose h2 { font-size: var(--text-3xl); margin-block: var(--sp-6) var(--sp-3); }
.prose h3 { font-size: var(--text-2xl); margin-block: var(--sp-5) var(--sp-2); }
.prose p { margin-bottom: var(--sp-3); }
.prose a { color: var(--color-teal-mid); text-decoration: underline; }
.prose a:hover { color: var(--color-accent); }
.prose ul, .prose ol { margin-bottom: var(--sp-3); padding-left: var(--sp-4); list-style: initial; }
.prose li { margin-bottom: var(--sp-1); }
.prose blockquote {
  border-left: 4px solid var(--color-accent);
  padding-left: var(--sp-4);
  margin-block: var(--sp-4);
  font-style: italic;
  color: var(--color-text-muted);
}
.prose img { border-radius: var(--radius-md); margin-block: var(--sp-4); }
.prose table { width: 100%; border-collapse: collapse; margin-bottom: var(--sp-4); }
.prose th, .prose td { padding: var(--sp-2) var(--sp-3); border: 1px solid var(--color-border); text-align: left; }
.prose th { background: var(--bg-off-white); font-weight: 600; }

/* Article templates */
.article-hero { padding-block: var(--sp-16) var(--sp-10); }
.article-hero__inner { max-width: 820px; }
.article-hero__meta { display: flex; align-items: center; gap: var(--sp-3); margin-bottom: var(--sp-3); }
.article-hero__date { font-size: var(--text-sm); color: var(--color-text-muted-dark); }
.article-hero__title { font-size: var(--text-4xl); color: #fff; margin-bottom: var(--sp-3); }
.article-hero__excerpt { font-size: var(--text-lg); color: var(--color-text-muted-dark); font-weight: 300; }
.article-featured-image img { width: 100%; max-height: 500px; object-fit: cover; }
.article-content { padding-block: var(--sp-10); }
.article-content__inner { max-width: 820px; }
.article-footer { margin-top: var(--sp-8); padding-top: var(--sp-4); border-top: 1px solid var(--color-border-light); display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4); flex-wrap: wrap; }
.article-tags { font-size: var(--text-sm); color: var(--color-text-muted); }

/* Post navigation */
.post-navigation { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); margin-top: var(--sp-6); }
.post-navigation a { display: flex; flex-direction: column; gap: 4px; padding: var(--sp-3); border: 1px solid var(--color-border-light); border-radius: var(--radius-md); transition: all var(--transition); }
.post-navigation a:hover { border-color: var(--color-teal); box-shadow: var(--shadow-sm); }
.post-navigation__label { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-text-light); font-weight: 600; }
.post-navigation__title { font-size: var(--text-sm); font-weight: 600; color: var(--color-text); }

/* 404 page */
.error-page { min-height: 80vh; display: flex; align-items: center; justify-content: center; }
.error-page__inner { text-align: center; display: flex; flex-direction: column; align-items: center; gap: var(--sp-4); }
.error-page__icon { margin-bottom: var(--sp-2); }
.error-page__code { font-size: 8rem; font-weight: 800; color: rgba(255,255,255,0.1); line-height: 1; }
.error-page__title { font-size: var(--text-3xl); color: #fff; }
.error-page__message { color: var(--color-text-muted-dark); max-width: 45ch; }

/* Posts index */
.posts-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: var(--sp-4); margin-bottom: var(--sp-6); }
.post-card { border-radius: var(--radius-md); overflow: hidden; background: var(--bg-surface); border: 1px solid var(--color-border-light); box-shadow: var(--shadow-sm); transition: transform var(--transition), box-shadow var(--transition); }
.post-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.post-card__thumb img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.post-card__body { padding: var(--sp-4); display: flex; flex-direction: column; gap: var(--sp-2); }
.post-card__date { font-size: var(--text-xs); color: var(--color-text-light); }
.post-card__title { font-size: var(--text-xl); font-weight: 700; }
.post-card__title a { color: var(--color-text); transition: color var(--transition); }
.post-card__title a:hover { color: var(--color-accent); }
.post-card__excerpt { font-size: var(--text-sm); color: var(--color-text-muted); font-weight: 300; flex: 1; }

/* =============================================================================
   18. SCROLL ANIMATIONS (completate de JS cu IntersectionObserver)
   ============================================================================= */
.fade-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
  transition-delay: var(--delay, 0s);
}
.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Dezactivat pentru utilizatorii cu prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .fade-up { opacity: 1; transform: none; transition: none; }
  .marquee__track { animation-duration: 0.1s; }
}

/* =============================================================================
   19. RESPONSIVE — Tabletă (max 1024px)
   ============================================================================= */
@media (max-width: 1024px) {
  .solutions-grid { grid-template-columns: repeat(2, 1fr); }
  .sectors-grid   { grid-template-columns: repeat(4, 1fr); }
  .stats-grid     { grid-template-columns: repeat(3, 1fr); }
  .memberships-grid { grid-template-columns: repeat(2, 1fr); }
  .site-footer__grid { grid-template-columns: 1fr 1fr; gap: var(--sp-6); }
  .nav__dropdown--mega .container { grid-template-columns: repeat(2, 1fr); }
  .hero__inner { grid-template-columns: 1fr; gap: var(--sp-6); }
  .hero__bento { order: -1; }
}

/* =============================================================================
   20. RESPONSIVE — Mobile (max 768px)
   ============================================================================= */
@media (max-width: 768px) {
  :root {
    --section-py: clamp(3rem, 6vw, 4rem);
  }

  /* Header */
  .site-header { height: var(--header-h-mob); }
  #page-wrapper { margin-top: var(--header-h-mob); }
  .site-header.is-scrolled { height: calc(var(--header-h-mob) - 4px); }

  /* Nav mobile */
  .primary-nav {
    position: fixed;
    top: var(--header-h-mob); left: 0; right: 0;
    bottom: 0;
    background: var(--bg-dark);
    border-top: 1px solid rgba(255,255,255,0.1);
    overflow-y: auto;
    padding: var(--sp-4);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-16px);
    transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
    z-index: var(--z-dropdown);
    margin-left: 0;
  }
  .primary-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .primary-nav__list { flex-direction: column; gap: 0; height: auto; }
  .nav__item { height: auto; flex-direction: column; align-items: stretch; }
  .nav__link { justify-content: space-between; padding: var(--sp-3); border-bottom: 1px solid rgba(255,255,255,0.06); }
  .nav__dropdown { position: static; transform: none; opacity: 1; visibility: visible; pointer-events: auto; box-shadow: none; border: none; border-radius: 0; padding: var(--sp-2) var(--sp-2) var(--sp-2) var(--sp-5); display: none; }
  .nav__item.is-open .nav__dropdown { display: block; }
  .nav__dropdown--mega { width: 100%; }
  .nav__dropdown--mega .container { grid-template-columns: 1fr 1fr; padding: var(--sp-2); }
  .nav-toggle { display: flex; }

  /* Hero */
  .hero__inner { grid-template-columns: 1fr; }
  .hero__bento { grid-template-columns: 1fr 1fr; }
  .hero__orbital { display: none; }

  /* Solutions */
  .solutions-grid { grid-template-columns: 1fr; }

  /* Sectors */
  .sectors-grid { grid-template-columns: repeat(2, 1fr); }

  /* News */
  .news-grid { grid-template-columns: 1fr; }

  /* Fieldwork */
  .fieldwork-grid { grid-template-columns: 1fr; }

  /* Stats */
  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  /* Memberships */
  .memberships-grid { grid-template-columns: 1fr 1fr; }
  .ask-expert { flex-direction: column; text-align: center; }

  /* Footer */
  .site-footer__grid { grid-template-columns: 1fr; }
  .site-footer__bottom-inner { flex-direction: column; align-items: flex-start; }

  /* Misc */
  .post-navigation { grid-template-columns: 1fr; }
  .hero__title { font-size: clamp(2rem, 7vw, 3rem); }
  .section__title { font-size: clamp(1.75rem, 5vw, 2.5rem); }
}

/* =============================================================================
   21. SMALL MOBILE (max 480px)
   ============================================================================= */
@media (max-width: 480px) {
  .hero__bento { grid-template-columns: 1fr; }
  .sectors-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .memberships-grid { grid-template-columns: 1fr; }
  .hero__cta-group { flex-direction: column; }
  .hero__cta-group .btn { justify-content: center; }
  .nav__dropdown--mega .container { grid-template-columns: 1fr; }
}

/* =============================================================================
   22. PRINT
   ============================================================================= */
@media print {
  .site-header, .back-to-top, .marquee-wrapper, .hero__orbital { display: none; }
  #page-wrapper { margin-top: 0; }
  .section--hero { min-height: auto; }
  * { box-shadow: none !important; }
}