/* =============================================================
   zf-design.css  —  Design system Zero-Foc v2
   Paletă: alb #FFFFFF · roșu-bordo profund #6a0000 · roșu viu #b00000
   · antracit #1c1c1c · gri cald #f5f2f2
   Tipografie: Poppins (body) + DM Serif Display (titluri mari)
   ============================================================= */

:root {
  --zf-red-deep:   #6a0000;
  --zf-red:        #8a0000;
  --zf-red-bright: #b00000;
  --zf-ink:        #1c1c1c;
  --zf-grey:       #666;
  --zf-bg:         #f5f2f2;
  --zf-white:      #ffffff;
  --zf-line:       rgba(106,0,0,0.12);
  --zf-radius:     14px;
  --zf-shadow:     0 20px 60px -20px rgba(106,0,0,0.22);
  --zf-transition: .25s ease;
}

/* ---- Base ---- */
.zf-body { font-family: 'Poppins', sans-serif; color: var(--zf-ink); background: var(--zf-white); }
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
img { display: block; max-width: 100%; }
a { text-decoration: none; }

/* ---- Buttons ---- */
.zf-btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: 'Poppins', sans-serif; font-weight: 700; font-size: 0.95rem;
  padding: 14px 28px; border-radius: 8px; border: 2px solid transparent;
  cursor: pointer; transition: background var(--zf-transition), color var(--zf-transition), transform .15s ease, box-shadow .15s ease;
  letter-spacing: 0.2px; white-space: nowrap;
}
.zf-btn--primary { background: var(--zf-red); color: #fff; border-color: var(--zf-red); }
.zf-btn--primary:hover { background: var(--zf-red-bright); border-color: var(--zf-red-bright); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(176,0,0,0.30); }
.zf-btn--white { background: #fff; color: var(--zf-red-deep); border-color: #fff; }
.zf-btn--white:hover { background: var(--zf-bg); transform: translateY(-2px); }
.zf-btn--ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,0.55); }
.zf-btn--ghost:hover { background: rgba(255,255,255,0.12); border-color: #fff; }
.zf-btn--ghost-light { background: transparent; color: #fff; border-color: rgba(255,255,255,0.5); }
.zf-btn--ghost-light:hover { background: rgba(255,255,255,0.15); }

/* ---- Section chrome ---- */
.zf-eyebrow {
  display: inline-block; font-size: 0.75rem; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; color: var(--zf-red-bright); margin-bottom: 10px;
}
.zf-eyebrow--light { color: rgba(255,255,255,0.75); }

.zf-section-head { text-align: center; margin-bottom: 52px; }
.zf-section-head--light .zf-section-title { color: #fff; }
.zf-section-head--light .zf-section-sub { color: rgba(255,255,255,0.7); }

.zf-section-title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2rem, 4vw, 3rem); color: var(--zf-red-deep); line-height: 1.15;
  margin-bottom: 14px;
}
.zf-section-title--light { color: #fff; }
.zf-section-sub { font-size: 1.05rem; color: var(--zf-grey); max-width: 540px; margin: 0 auto; line-height: 1.6; }

/* ============================================================
   HERO
   ============================================================ */
.zf-hero {
  position: relative; height: 100svh; min-height: 600px;
  display: flex; flex-direction: column; justify-content: flex-end;
  overflow: hidden;
}
.zf-hero__video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; z-index: 0;
}
.zf-hero__overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(0,0,0,0.45) 0%, rgba(100,0,0,0.72) 100%);
}

/* content sits above overlay */
.zf-hero .navbar { z-index: 99999; position: fixed; }

.zf-hero__content {
  position: relative; z-index: 2;
  padding: 0 clamp(24px, 6vw, 96px) 140px;
  max-width: 860px;
}
.zf-hero__eyebrow {
  font-size: 0.8rem; font-weight: 700; letter-spacing: 2.5px;
  text-transform: uppercase; color: rgba(255,255,255,0.75); margin-bottom: 16px; display: block;
}
.zf-hero__title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2.8rem, 6vw, 5.5rem); color: #fff; line-height: 1.08; margin-bottom: 22px;
}
.zf-hero__title--accent { color: #ff8080; display: block; }
.zf-hero__sub {
  font-size: clamp(1rem, 1.6vw, 1.2rem); color: rgba(255,255,255,0.82);
  line-height: 1.6; margin-bottom: 34px; max-width: 520px;
}
.zf-hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Stats bar */
.zf-stats {
  position: absolute; bottom: 0; left: 0; right: 0; z-index: 3;
  background: rgba(255,255,255,0.97); backdrop-filter: blur(10px);
  display: flex; align-items: center; justify-content: center;
  padding: 22px clamp(16px, 4vw, 60px); gap: 0;
}
.zf-stat { text-align: center; padding: 0 clamp(16px, 3vw, 48px); }
.zf-stat__n { display: block; font-size: clamp(1.5rem, 2.5vw, 2.2rem); font-weight: 800; color: var(--zf-red-deep); line-height: 1; }
.zf-stat__l { display: block; font-size: 0.78rem; color: var(--zf-grey); margin-top: 4px; white-space: nowrap; }
.zf-stat__div { width: 1px; height: 40px; background: var(--zf-line); flex-shrink: 0; }

/* ============================================================
   SERVICES
   ============================================================ */
.zf-services {
  padding: clamp(60px, 8vw, 120px) clamp(20px, 5vw, 80px);
  background: var(--zf-bg);
}
.zf-services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
  max-width: 1280px; margin: 0 auto;
}

.zf-service-card {
  background: #fff; border-radius: var(--zf-radius);
  overflow: hidden; display: flex; flex-direction: column;
  border: 1px solid rgba(0,0,0,0.06);
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  transition: transform var(--zf-transition), box-shadow var(--zf-transition);
  color: var(--zf-ink);
}
.zf-service-card:hover { transform: translateY(-6px); box-shadow: var(--zf-shadow); }

.zf-service-card__img {
  height: 200px; background-size: cover; background-position: center;
  flex-shrink: 0;
}
.zf-service-card__body {
  padding: 24px 26px 28px; flex: 1; display: flex; flex-direction: column;
}
.zf-service-card__icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--zf-bg); display: flex; align-items: center; justify-content: center;
  color: var(--zf-red-bright); font-size: 1.2rem; margin-bottom: 14px;
}
.zf-service-card h3 { font-size: 1.15rem; font-weight: 700; color: var(--zf-red-deep); margin-bottom: 10px; }
.zf-service-card p { font-size: 0.88rem; color: var(--zf-grey); line-height: 1.6; flex: 1; }
.zf-service-card__link { margin-top: 18px; font-size: 0.85rem; font-weight: 700; color: var(--zf-red-bright); }
.zf-service-card:hover .zf-service-card__link { text-decoration: underline; }

/* CTA card */
.zf-service-card--cta {
  background: linear-gradient(135deg, var(--zf-red-deep) 0%, var(--zf-red-bright) 100%);
  color: #fff; border: none;
}
.zf-service-card__body--cta { align-items: flex-start; }
.zf-service-card--cta h3 { color: #fff; font-size: 1.3rem; }
.zf-service-card--cta p { color: rgba(255,255,255,0.82); }
.zf-calc-icon { font-size: 2.5rem; margin-bottom: 14px; }

/* ============================================================
   VALUES
   ============================================================ */
.zf-values {
  background: var(--zf-red-deep);
  padding: clamp(60px, 8vw, 120px) clamp(20px, 5vw, 80px);
}
.zf-values__grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 40px; max-width: 1100px; margin: 0 auto;
}
.zf-value { text-align: center; }
.zf-value__icon { width: 52px; height: 52px; margin: 0 auto 18px; filter: brightness(0) invert(1) opacity(0.8); }
.zf-value h3 { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 10px; }
.zf-value p { font-size: 0.85rem; color: rgba(255,255,255,0.68); line-height: 1.7; }

/* ============================================================
   CERT BAR
   ============================================================ */
.zf-cert-bar {
  display: flex; align-items: center; justify-content: center; gap: 18px;
  padding: 28px 24px; background: var(--zf-bg); text-align: center; flex-wrap: wrap;
}
.zf-cert-bar__icon { width: 60px; height: 60px; object-fit: contain; flex-shrink: 0; }
.zf-cert-bar p { font-size: 1rem; color: var(--zf-red-deep); }

/* ============================================================
   PARTNERS
   ============================================================ */
.zf-partners {
  padding: clamp(50px, 7vw, 100px) clamp(20px, 5vw, 80px);
  background: #fff;
}
.zf-partners__logos {
  display: flex; align-items: center; justify-content: center;
  flex-wrap: wrap; gap: clamp(24px, 4vw, 60px); max-width: 900px; margin: 0 auto;
}
.zf-partners__logos img {
  max-height: 60px; max-width: 130px; object-fit: contain;
  filter: grayscale(1); opacity: 0.65;
  transition: filter .3s, opacity .3s;
}
.zf-partners__logos img:hover { filter: grayscale(0); opacity: 1; }

/* ============================================================
   CTA BOTTOM
   ============================================================ */
.zf-cta-bottom {
  display: grid; grid-template-columns: 1fr 1fr;
  max-width: 1280px; margin: 0 auto;
  background: var(--zf-white);
}
.zf-cta-bottom__card {
  padding: clamp(48px, 7vw, 96px) clamp(32px, 5vw, 80px);
  background: var(--zf-red);
  display: flex; flex-direction: column; justify-content: center; gap: 16px;
}
.zf-cta-bottom__card--accent { background: var(--zf-red-deep); }
.zf-cta-bottom__card h2 { font-family: 'DM Serif Display', serif; font-size: clamp(1.4rem, 2.5vw, 2rem); color: #fff; line-height: 1.25; min-height: 2.5em; display: flex; align-items: center; }
.zf-cta-bottom__card p { color: rgba(255,255,255,0.78); font-size: 0.95rem; line-height: 1.6; min-height: 3.2em; }

/* ============================================================
   FOOTER
   ============================================================ */
.zf-footer { background: var(--zf-ink); color: rgba(255,255,255,0.75); }
.zf-footer__inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr;
  gap: 48px; padding: clamp(40px, 6vw, 80px) clamp(20px, 5vw, 60px) clamp(32px, 4vw, 60px);
}
.zf-footer__logo { width: 120px; margin-bottom: 16px; filter: brightness(0) invert(1) opacity(0.85); }
.zf-footer__brand p { font-size: 0.85rem; line-height: 1.7; max-width: 280px; }
.zf-footer__social { display: flex; gap: 14px; margin-top: 18px; }
.zf-footer__social a { color: rgba(255,255,255,0.55); font-size: 1.2rem; transition: color .2s; }
.zf-footer__social a:hover { color: #fff; }
.zf-footer__links h4 { font-size: 0.8rem; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; color: rgba(255,255,255,0.4); margin-bottom: 16px; }
.zf-footer__links a { display: block; color: rgba(255,255,255,0.65); font-size: 0.88rem; margin-bottom: 10px; transition: color .2s; }
.zf-footer__links a:hover { color: #fff; }
.zf-footer__bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 18px clamp(20px, 5vw, 60px); text-align: center; font-size: 0.8rem; color: rgba(255,255,255,0.3); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .zf-stats { flex-wrap: wrap; gap: 0; }
  .zf-stat { width: 50%; padding: 12px 0; }
  .zf-stat__div { display: none; }
  .zf-cta-bottom { grid-template-columns: 1fr; }
  .zf-footer__inner { grid-template-columns: 1fr 1fr; }
  .zf-footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 600px) {
  .zf-hero__content { padding-bottom: 200px; }
  .zf-stats { position: relative; flex-direction: column; }
  .zf-stat { width: 100%; border-bottom: 1px solid var(--zf-line); }
  .zf-footer__inner { grid-template-columns: 1fr; }
  .zf-services__grid { grid-template-columns: 1fr; }
}