/* ============================================
   BS EXPERTS — Style principal
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

/* ---------- Variables ---------- */
:root {
  --color-primary: #81152B;
  --color-primary-dark: #5A0E1E;
  --color-primary-light: #A52040;
  --color-accent: #81152B;
  --color-accent-light: #A52040;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F7F8FA;
  --color-bg-dark: #2B1018;
  --color-text: #2D3748;
  --color-text-light: #718096;
  --color-text-muted: #A0AEC0;
  --color-text-white: #FFFFFF;
  --color-border: #E2E8F0;
  --color-border-light: #EDF2F7;
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
  --radius: 8px;
  --radius-lg: 16px;
  --transition: 0.3s ease;
  --max-width: 1200px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--color-primary-dark); line-height: 1.3; }
h1 { font-size: 2.8rem; font-weight: 700; }
h2 { font-size: 2rem; font-weight: 600; }
h3 { font-size: 1.4rem; font-weight: 600; }
p { margin-bottom: 1rem; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ---------- Top Bar ---------- */
.top-bar {
  background: var(--color-primary-dark);
  color: var(--color-text-white);
  font-size: 0.85rem;
  padding: 8px 0;
}
.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.top-bar span { opacity: 0.85; }
.top-bar a {
  color: var(--color-accent-light);
  font-weight: 500;
  transition: color var(--transition);
}
.top-bar a:hover { color: var(--color-text-white); }

/* ---------- Header ---------- */
.site-header {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border-light);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}
.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 1.2;
}
.logo div {
  display: flex;
  flex-direction: column;
}
.logo-icon {
  width: 42px;
  height: 42px;
  color: var(--color-primary);
}
.logo span {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--color-accent);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}
.main-nav { display: flex; align-items: center; gap: 8px; }
.nav-links { display: flex; gap: 4px; align-items: center; }
.nav-links li a {
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius);
  transition: all var(--transition);
}
.nav-links li a:hover {
  color: var(--color-primary);
  background: var(--color-bg-alt);
}
.btn-cta {
  display: inline-block;
  background: var(--color-primary);
  color: var(--color-text-white) !important;
  padding: 10px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
}
.btn-cta:hover {
  background: var(--color-primary-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  color: var(--color-text-white) !important;
}
.btn-cta-outline {
  display: inline-block;
  background: transparent;
  color: var(--color-text-white) !important;
  padding: 10px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  border: 2px solid var(--color-text-white);
  cursor: pointer;
  transition: all var(--transition);
}
.btn-cta-outline:hover {
  background: var(--color-text-white);
  color: var(--color-primary-dark) !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary-dark);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(90,14,30,0.82) 0%, rgba(129,21,43,0.65) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding: 80px 24px;
}
.hero h1 {
  color: var(--color-text-white);
  font-size: 2.6rem;
  margin-bottom: 20px;
  line-height: 1.25;
}
.hero p {
  color: rgba(255,255,255,0.9);
  font-size: 1.15rem;
  margin-bottom: 32px;
  line-height: 1.7;
}
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---------- Section ---------- */
.section {
  padding: 80px 0;
}
.section-alt {
  background: var(--color-bg-alt);
}
.section-dark {
  background: var(--color-bg-dark);
  color: var(--color-text-white);
}
.section-title {
  text-align: center;
  margin-bottom: 56px;
}
.section-title h2 {
  margin-bottom: 16px;
}
.section-title p {
  color: var(--color-text-light);
  font-size: 1.1rem;
  max-width: 640px;
  margin: 0 auto;
}
.section-dark .section-title h2 { color: var(--color-text-white); }
.section-dark .section-title p { color: rgba(255,255,255,0.7); }

/* ---------- Services Grid ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: all var(--transition);
  display: flex;
  align-items: flex-start;
  gap: 20px;
  text-decoration: none;
  color: inherit;
}
.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--color-accent);
  color: inherit;
}
.service-icon {
  width: 64px;
  height: 64px;
  min-width: 64px;
  background: transparent;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}
.service-icon svg { width: 64px; height: 64px; }
.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
  color: var(--color-primary-dark);
}
.service-card p {
  color: var(--color-text-light);
  font-size: 0.92rem;
  margin: 0;
  line-height: 1.6;
}

/* ---------- Partners ---------- */
.partners-section { padding: 56px 0; border-top: 1px solid var(--color-border-light); border-bottom: 1px solid var(--color-border-light); }
.partners-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px 48px;
  align-items: center;
  justify-items: center;
}
.partner-logo {
  opacity: 0.7;
  transition: opacity var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}
.partner-logo:hover {
  opacity: 1;
}
.partner-logo img {
  max-width: 160px;
  max-height: 60px;
  object-fit: contain;
  filter: grayscale(100%);
  transition: filter var(--transition);
}
.partner-logo:hover img {
  filter: grayscale(0%);
}

/* ---------- About / Founder ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 56px;
  align-items: start;
}
.about-photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-photo img {
  width: 100%;
  height: auto;
  object-fit: cover;
}
.about-name {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--color-accent);
  margin-top: 16px;
  text-align: center;
}
.about-text h2 { margin-bottom: 24px; }
.about-text p { color: var(--color-text-light); }
.about-highlights { margin: 24px 0; }
.about-highlight {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}
.about-highlight svg {
  width: 20px;
  height: 20px;
  min-width: 20px;
  color: var(--color-accent);
  margin-top: 3px;
}
.about-highlight p { margin: 0; font-size: 0.95rem; color: var(--color-text); }

/* ---------- FAQ / Accordion ---------- */
.faq-section { margin-top: 48px; }
.accordion-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 8px;
  overflow: hidden;
}
.accordion-header {
  width: 100%;
  background: var(--color-bg);
  border: none;
  padding: 18px 24px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition);
  font-family: var(--font-body);
}
.accordion-header:hover { background: var(--color-bg-alt); }
.accordion-header svg {
  width: 20px;
  height: 20px;
  transition: transform var(--transition);
  color: var(--color-accent);
}
.accordion-header.active svg { transform: rotate(180deg); }
.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.accordion-content.open {
  max-height: 600px;
}
.accordion-content-inner {
  padding: 0 24px 20px;
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ---------- Testimonials ---------- */
.testimonials-carousel {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 16px;
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.testimonials-carousel::-webkit-scrollbar { display: none; }
.testimonial-card {
  min-width: 340px;
  max-width: 400px;
  scroll-snap-align: start;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
  flex-shrink: 0;
}
.testimonial-stars { color: var(--color-accent); font-size: 1.1rem; margin-bottom: 16px; letter-spacing: 2px; }
.testimonial-card blockquote {
  font-size: 0.92rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}
.testimonial-author-info strong { font-size: 0.9rem; color: var(--color-primary-dark); display: block; }
.testimonial-author-info span { font-size: 0.8rem; color: var(--color-text-muted); }

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  padding: 64px 0;
  text-align: center;
}
.cta-banner h2 { color: var(--color-text-white); margin-bottom: 16px; }
.cta-banner p { color: rgba(255,255,255,0.8); font-size: 1.1rem; margin-bottom: 32px; }

/* ---------- Contact Page ---------- */
.page-header {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  padding: 48px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-header h1 { color: var(--color-text-white); font-size: 2.2rem; position: relative; z-index: 2; }

/* Hero-style page header */
.page-header-hero {
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}
.page-header-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.page-header-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(90,14,30,0.82) 0%, rgba(129,21,43,0.65) 100%);
}
.page-header-hero .container { position: relative; z-index: 2; }

.contact-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 56px;
  padding: 56px 0;
}

/* Left contact info side */
.contact-info-side {
  padding-top: 12px;
}
.contact-info-side .contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 32px;
}
.contact-info-side .contact-info-item svg {
  width: 22px;
  height: 22px;
  min-width: 22px;
  color: var(--color-accent);
  margin-top: 2px;
}
.contact-info-side .contact-info-item a {
  color: var(--color-text-light);
  transition: color var(--transition);
}
.contact-info-side .contact-info-item a:hover { color: var(--color-primary); }

.contact-form h2 { font-size: 1.6rem; color: var(--color-primary-dark); margin-bottom: 32px; }
.contact-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.contact-form .form-group { margin-bottom: 16px; }
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 0;
  border: none;
  border-bottom: 1px solid var(--color-border);
  border-radius: 0;
  font-size: 0.95rem;
  font-family: var(--font-body);
  transition: border var(--transition);
  background: transparent;
  color: var(--color-text);
}
.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--color-text-muted);
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-bottom-color: var(--color-primary);
}
.contact-form textarea { min-height: 100px; resize: vertical; }

/* Value proposition cards */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  text-align: center;
}
.value-card {
  padding: 32px 24px;
}
.value-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  background: var(--color-bg);
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}
.value-icon svg { width: 24px; height: 24px; }
.value-card h3 { font-size: 1.15rem; margin-bottom: 10px; color: var(--color-primary-dark); }
.value-card p { color: var(--color-text-light); font-size: 0.92rem; margin: 0; line-height: 1.6; }

/* Legacy contact info card (kept for compatibility) */
.contact-info-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.contact-info-card h3 {
  font-size: 1.4rem;
  margin-bottom: 28px;
  color: var(--color-primary-dark);
}
.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 24px;
}
.contact-info-item svg {
  width: 22px;
  height: 22px;
  min-width: 22px;
  color: var(--color-accent);
  margin-top: 2px;
}
.contact-info-item strong { display: block; font-size: 0.9rem; color: var(--color-primary-dark); margin-bottom: 2px; }
.contact-info-item p { margin: 0; font-size: 0.9rem; color: var(--color-text-light); }

/* ---------- Legal Pages ---------- */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}
.legal-content h2 {
  font-size: 1.3rem;
  margin-top: 36px;
  margin-bottom: 12px;
  color: var(--color-primary);
}
.legal-content p, .legal-content li {
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.8;
}
.legal-content ul { margin: 12px 0 12px 24px; list-style: disc; }
.legal-content a { color: var(--color-accent); text-decoration: underline; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,0.7);
  padding: 56px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
}
.footer-brand .logo { color: var(--color-text-white); }
.footer-brand p { font-size: 0.9rem; margin-top: 12px; }
.site-footer h4 {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-white);
  margin-bottom: 20px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--color-accent-light); }
.footer-bottom {
  margin-top: 40px;
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  font-size: 0.8rem;
}

/* ---------- Cookie Banner ---------- */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-bg-dark);
  color: var(--color-text-white);
  padding: 20px 0;
  z-index: 9999;
  transform: translateY(100%);
  transition: transform 0.5s ease;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
}
.cookie-banner.visible { transform: translateY(0); }
.cookie-banner .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.cookie-banner p { margin: 0; font-size: 0.88rem; color: rgba(255,255,255,0.8); }
.cookie-banner a { color: var(--color-accent-light); text-decoration: underline; }
.cookie-buttons { display: flex; gap: 10px; flex-shrink: 0; }
.cookie-accept {
  background: var(--color-accent);
  color: var(--color-text-white);
  border: none;
  padding: 8px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background var(--transition);
}
.cookie-accept:hover { background: var(--color-accent-light); }
.cookie-refuse {
  background: transparent;
  color: rgba(255,255,255,0.7);
  border: 1px solid rgba(255,255,255,0.3);
  padding: 8px 20px;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition);
}
.cookie-refuse:hover { border-color: rgba(255,255,255,0.6); color: var(--color-text-white); }

/* ---------- Fade-up Animation ---------- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 992px) {
  h1 { font-size: 2.2rem; }
  .hero h1 { font-size: 2rem; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-photo { max-width: 320px; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }

  .hamburger { display: flex; }
  .nav-links, .main-nav > .btn-cta { display: none; }
  .main-nav.open {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 16px;
    z-index: 1000;
  }
  .main-nav.open .nav-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }
  .main-nav.open .nav-links li a { font-size: 1.2rem; }
  .main-nav.open > .btn-cta { display: inline-block; margin-top: 16px; }
}

@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .section { padding: 56px 0; }
  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.5rem; }
  .hero { min-height: 420px; }
  .hero h1 { font-size: 1.7rem; }
  .hero p { font-size: 1rem; }
  .services-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .contact-form .form-row { grid-template-columns: 1fr; }
  .service-card { flex-direction: column; text-align: center; align-items: center; }
  .testimonial-card { min-width: 280px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .cookie-banner .container { flex-direction: column; text-align: center; }
  .top-bar .container { flex-direction: column; gap: 4px; text-align: center; }
  .partners-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}