/* ============================================
   COMPONENTS
   Structural patterns only — visual styling
   (colors, shadows, radii, hover effects)
   is defined per-template in each style.css.
   Backward compatible: templates that don't
   override these will still get default visuals.
   ============================================ */

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--btn-radius, 4px);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  transition: all 0.3s var(--ease-out, ease);
  cursor: pointer;
  white-space: nowrap;
}

.btn--primary {
  background: var(--btn-bg, var(--accent, #1E6BA5));
  color: var(--btn-text, #fff);
}

.btn--primary:hover {
  filter: brightness(1.15);
  transform: var(--btn-hover-transform, translateY(-2px));
  box-shadow: var(--btn-hover-shadow, 0 4px 15px rgba(0, 0, 0, 0.2));
}

.btn--outline {
  background: transparent;
  border: 2px solid var(--btn-outline-color, var(--accent, #1E6BA5));
  color: var(--btn-outline-color, var(--accent, #1E6BA5));
}

.btn--outline:hover {
  background: var(--btn-outline-color, var(--accent, #1E6BA5));
  color: var(--btn-text, #fff);
  transform: var(--btn-hover-transform, translateY(-2px));
}

.btn--small {
  padding: 0.6rem 1.4rem;
  font-size: 0.92rem;
}

.btn--large, .btn--lg {
  padding: 1rem 2.5rem;
  font-size: 1.05rem;
}

.btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
  flex-shrink: 0;
}

/* ---- Cards ---- */
.card {
  background: var(--card-bg, var(--bg-secondary, #f4f5f7));
  border-radius: var(--card-radius, 8px);
  padding: var(--card-padding, 2rem);
  transition: transform 0.3s var(--ease-out, ease), box-shadow 0.3s var(--ease-out, ease);
}

.card:hover {
  transform: var(--card-hover-transform, translateY(-4px));
  box-shadow: var(--card-hover-shadow, 0 8px 30px rgba(0, 0, 0, 0.12));
}

.card--bordered {
  border-left: 3px solid var(--accent, #1E6BA5);
}

/* ---- Navigation (structural) ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem 0;
  transition: background 0.3s ease, padding 0.3s ease, box-shadow 0.3s ease;
}

.nav.scrolled {
  padding: 0.6rem 0;
  box-shadow: var(--nav-scroll-shadow, 0 2px 20px rgba(0, 0, 0, 0.1));
}

.nav__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav__logo {
  font-weight: 700;
  font-size: 1.25rem;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav__links a {
  font-size: 0.9rem;
  font-weight: 500;
  position: relative;
  transition: color 0.3s ease;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--nav-link-underline, var(--accent, #1E6BA5));
  transition: width 0.3s ease;
}

.nav__links a:hover::after {
  width: 100%;
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.nav__hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--nav-hamburger-color, var(--text-primary, #1a1a1a));
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav__hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav__hamburger.active span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile menu */
@media (max-width: 767px) {
  .nav__hamburger {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    max-width: 320px;
    height: 100vh;
    height: 100dvh;
    flex-direction: column;
    justify-content: center;
    gap: 2.5rem;
    background: var(--nav-mobile-bg, var(--bg-primary, #fff));
    transition: right 0.4s var(--ease-out, ease);
    box-shadow: -5px 0 30px rgba(0, 0, 0, 0.15);
  }

  .nav__links.open {
    right: 0;
  }

  .nav__links a {
    font-size: 1.15rem;
  }

  .nav__links a::after {
    display: none;
  }
}

/* ---- Section Header ---- */
.section-header {
  margin-bottom: var(--space-lg, 3rem);
}

.section-header__label {
  display: inline-block;
  font-size: var(--text-sm, 0.88rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent, #1E6BA5);
  margin-bottom: 0.75rem;
}

.section-header__title {
  font-size: var(--text-3xl, clamp(1.75rem, 4vw, 2.5rem));
  color: var(--text-primary, #1a1a1a);
  margin-bottom: 1rem;
}

.section-header__subtitle {
  font-size: var(--text-base, 1.05rem);
  color: var(--text-secondary, #666);
  max-width: 600px;
  line-height: 1.7;
}

.section-header--centered {
  text-align: center;
}

.section-header--centered .section-header__subtitle {
  margin-inline: auto;
}

/* ---- Divider ---- */
.divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin: 2rem 0;
}

.divider__dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent, #1E6BA5);
}

.divider__line {
  width: 40px;
  height: 1px;
  background: var(--border, #ddd);
}

/* ---- Info Grid ---- */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.info-grid__item {
  text-align: center;
}

.info-grid__icon {
  width: 24px;
  height: 24px;
  margin: 0 auto 1rem;
  fill: var(--accent, #1E6BA5);
}

.info-grid__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary, #1a1a1a);
}

.info-grid__text {
  font-size: 0.9rem;
  color: var(--text-secondary, #666);
  line-height: 1.8;
}

.info-grid__text a {
  color: var(--accent, #1E6BA5);
  font-weight: 500;
  transition: opacity 0.3s;
}

.info-grid__text a:hover {
  opacity: 0.8;
}

/* ---- Phone Link ---- */
.phone-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--accent, #1E6BA5);
  transition: opacity 0.3s;
}

.phone-link:hover {
  opacity: 0.8;
}

.phone-link svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* ---- Footer ---- */
.footer {
  padding: var(--space-xl, 3rem) 0;
  border-top: 1px solid var(--border, #e2e4e8);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer__text {
  font-size: 0.92rem;
  color: var(--text-secondary, #666);
}

.footer__social {
  display: flex;
  gap: 1rem;
}

.footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--footer-social-bg, var(--bg-secondary, #f4f5f7));
  transition: background 0.3s, transform 0.3s;
}

.footer__social a:hover {
  background: var(--footer-social-hover-bg, var(--accent, #1E6BA5));
  transform: translateY(-2px);
}

.footer__social a:hover svg {
  fill: var(--footer-social-hover-text, #fff);
}

.footer__social svg {
  width: 16px;
  height: 16px;
  fill: var(--text-secondary, #666);
  transition: fill 0.3s;
}

@media (max-width: 767px) {
  .footer__inner {
    flex-direction: column;
    text-align: center;
  }
}

/* ---- Back to Top ---- */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--btn-bg, var(--accent, #1E6BA5));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;
  z-index: 999;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* ---- Scroll Progress Bar ---- */
@supports (animation-timeline: scroll()) {
  .scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent, #1E6BA5);
    transform-origin: left;
    animation: scrollProgress linear;
    animation-timeline: scroll();
    z-index: 9999;
  }

  @keyframes scrollProgress {
    from { transform: scaleX(0); }
    to { transform: scaleX(1); }
  }
}