:root {
  --color-primary: #FFD600;
  --color-primary-dark: #1A1A2E;
  --color-accent: #FF6B00;
  --color-text-body: #212121;
  --color-text-inverse: #FFFFFF;
  --color-surface-light: #F5F5F5;
  --color-border: #E0E0E0;
  --font-family: 'Montserrat', sans-serif;
  --btn-radius: 8px;
  --speed: 0.25s;
}

*, *::before, *::after { box-sizing: border-box; }

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  font-family: var(--font-family);
  color: var(--color-text-body);
  line-height: 1.6;
  margin: 0;
}

h1 { font-size: clamp(28px, 5vw, 48px); font-weight: 700; line-height: 1.2; }
h2 { font-size: clamp(22px, 4vw, 36px); font-weight: 700; line-height: 1.3; }
h3 { font-size: clamp(18px, 2.5vw, 24px); font-weight: 600; line-height: 1.4; }
p  { font-size: clamp(16px, 1.5vw, 18px); }

a:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; }

/* Button system */
.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-primary);
  color: var(--color-text-body);
  border: none;
  border-radius: var(--btn-radius);
  min-height: 48px;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-family);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  transition: filter var(--speed), box-shadow var(--speed);
}
.btn-cta:hover, .btn-cta:focus-visible {
  filter: brightness(1.08);
  box-shadow: 0 4px 16px rgba(255,214,0,0.45);
  color: var(--color-text-body);
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn-outline-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  border-radius: var(--btn-radius);
  min-height: 48px;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-family);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--speed), color var(--speed), box-shadow var(--speed);
}
.btn-outline-cta:hover, .btn-outline-cta:focus-visible {
  background: var(--color-primary);
  color: var(--color-text-body);
  box-shadow: 0 4px 16px rgba(255,214,0,0.45);
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn-sm-cta { min-height: 44px; padding: 0.4rem 0.9rem; font-size: 0.875rem; }

/* Section wrappers */
.section      { padding: 80px 0; }
.section-dark { background: var(--color-primary-dark); color: var(--color-text-inverse); }
.section-light{ background: var(--color-surface-light); color: var(--color-text-body); }

/* ===== HEADER ===== */
.site-header { z-index: 1000; }

.site-header .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.nav-link { transition: color var(--speed); }
.nav-link:hover, .nav-link:focus { color: var(--color-primary) !important; }

@media (max-width: 991.98px) {
  #navMenu .nav-link {
    padding-block: 0.75rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
}

/* ===== SKIP LINK ===== */
.skip-link:focus {
  background: var(--color-primary);
  color: var(--color-text-body);
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: var(--btn-radius);
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 9999;
}

/* ===== HERO ===== */
.hero-section {
  min-height: 100vh;
  background:
    linear-gradient(rgba(26,26,46,0.72), rgba(26,26,46,0.72)),
    url('https://picsum.photos/seed/evakhero/1920/1080') center/cover no-repeat;
  /* STUB: replace URL above with: url('assets/images/hero/hero.jpg') */
  position: relative;
}

.hero-overlay { display: none; } /* overlay handled by gradient */

.hero-subtitle { font-size: clamp(18px, 3vw, 28px); font-weight: 600; }
.hero-area     { font-size: clamp(15px, 2vw, 20px); }

.btn-cta-lg { min-height: 56px; padding: 0.875rem 2rem; font-size: 1.1rem; }

/* ===== SERVICES ===== */
.service-icon {
  font-size: 2rem;
  flex-shrink: 0;
  line-height: 1;
  margin-top: 2px;
}
.service-item h3 { margin-bottom: 0.4rem; }

/* ===== REVIEWS ===== */
.review-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 12px;
  padding: 1.5rem;
  height: 100%;
}
.stars       { color: var(--color-primary); font-size: 1.25rem; letter-spacing: 2px; margin-bottom: 0.75rem; }
.review-text { color: rgba(255,255,255,0.85); font-size: 0.95rem; margin-bottom: 1rem; flex-grow: 1; }
.review-author { color: var(--color-primary); font-weight: 600; font-size: 0.875rem; margin: 0; }

.reviews-swiper { padding-bottom: 3rem !important; }
.reviews-swiper .swiper-button-prev,
.reviews-swiper .swiper-button-next { color: var(--color-primary); }
.reviews-swiper .swiper-pagination-bullet-active { background: var(--color-primary); }

/* ===== GALLERY ===== */
.gallery-swiper { padding-bottom: 3rem !important; }

.gallery-swiper .swiper-slide picture { display: block; line-height: 0; }
.gallery-swiper .swiper-slide img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  border-radius: 8px;
}

.gallery-swiper .swiper-button-prev,
.gallery-swiper .swiper-button-next { color: var(--color-primary-dark); }
.gallery-swiper .swiper-pagination-bullet-active { background: var(--color-primary-dark); }

/* ===== ABOUT ===== */
.about-img { box-shadow: 0 8px 32px rgba(0,0,0,0.4); }
.opacity-85 { opacity: 0.85; }

/* ===== FAQ ===== */
.accordion-button {
  font-family: var(--font-family);
  font-weight: 600;
}
.accordion-button:not(.collapsed) {
  background: var(--color-primary);
  color: var(--color-text-body);
  box-shadow: none;
}
.accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(255,214,0,0.4);
}

/* ===== FOOTER ===== */
.footer-heading {
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li + li { margin-top: 0.5rem; }
.footer-links a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--speed);
}
.footer-links a:hover { color: var(--color-primary); }

/* ===== FLOATING CALL BUTTON ===== */
#floating-call-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-text-body);
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(0,0,0,0.35);
  transition: transform var(--speed), box-shadow var(--speed), filter var(--speed);
}
#floating-call-btn:hover,
#floating-call-btn:focus-visible {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(0,0,0,0.45);
  filter: brightness(1.08);
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}