:root {
  --color-bg: #141414;
  --color-nav: #141414;
  --color-header: #141414;
  --color-text: #ccc;
  --color-accent: #a5121a;
  --color-border: #a5121a;
  --color-border-light: #ccc;
  --color-shadow: rgba(0,0,0,0.5);
  --font-main: 'Segoe UI', sans-serif;
  --header-height: 96px;
  --header-height-mobile: 57px;
  --z-header: 1001;
  --z-menu: 1100;
  --transition-fast: .3s cubic-bezier(.4,0,.2,1);
  --radius: 4px;
}
* { box-sizing: border-box; }
body {
  background: var(--color-bg);
  margin: 0;
  color: var(--color-text);
  font-family: var(--font-main);
  padding-top: var(--header-height);
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
.mobile-menu {
  display: none;
}

.header-fixed {
  position: fixed;
  top: 0; left: 0; width: 100%;
  z-index: var(--z-header);
  background: var(--color-nav);
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}
.header-wrapper {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 20px;
}
.topbar {
  background: var(--color-nav);
  font-size: 14px;
  padding: 8px 0;
  display: flex;
  justify-content: center;
  border-bottom: 1px solid var(--color-border);
}
.topbar__inner {
  display: flex;
  justify-content: space-between;
  max-width: 1300px;
  width: 100%;
  flex-wrap: wrap;
  margin: 0 auto;
}
.topbar__left, .topbar__right {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.topbar__left a {
  margin-right: 16px;
  color: var(--color-text);
  font-weight: 500;
}
.topbar__phone, a.topbar__phone { color: var(--color-accent); }
.topbar__right span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.topbar__right img {
  display: inline-block;
  vertical-align: middle;
}
.mainnav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  max-width: 1300px;
  margin: 0 auto;
}
.mainnav__logo img {
  height: 40px;
  display: block;
  transition: height var(--transition-fast);
}
.mainnav__center {
  flex: 1;
  display: flex;
  justify-content: center;
}
.mainnav__menu {
  display: flex;
  list-style: none;
  gap: 20px;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
}
.mainnav__menu li a {
  color: var(--color-text);
  font-weight: bold;
}
.mainnav__left, .mainnav__right {
  display: flex;
  align-items: center;
  gap: 12px;
}
.btn {
  padding: 8px 16px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 14px;
  border: 2px solid var(--color-accent);
  background: none;
  transition: var(--transition-fast);
}
.btn--solid {
  background: var(--color-accent);
  color: var(--color-text);
}
.btn--solid:hover, .btn--outline:hover {
  background: var(--color-accent);
  color: var(--color-text);
}
.btn--outline { color: var(--color-accent); }
.desktop-only { display: inline-block; }

.burger {
  width: 34px;
  height: 34px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1101;
}
.burger-lines {
  display: inline-block;
  position: relative;
  width: 24px;
  height: 24px;
}
.burger-lines span {
  display: block;
  position: absolute;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
  transition: all var(--transition-fast);
}
.burger-lines span:nth-child(1) { top: 4px; }
.burger-lines span:nth-child(2) { top: 10px; }
.burger-lines span:nth-child(3) { top: 16px; }
.burger.open .burger-lines span:nth-child(1) {
  top: 10px;
  transform: rotate(45deg);
}
.burger.open .burger-lines span:nth-child(2) {
  opacity: 0;
}
.burger.open .burger-lines span:nth-child(3) {
  top: 10px;
  transform: rotate(-45deg);
}
.menu-section {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 25px;
  padding-top: 20px;
}
.menu-section a {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.arrow {
  margin-left: 8px;
  display: flex;
  align-items: center;
}
.mobile-menu-content {
  margin-top: 0;
  width: 100%;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.menu-backdrop {
  display: none;
  position: fixed;
  top: var(--header-height-mobile);
  left: 0;
  width: 100vw;
  height: calc(100dvh - var(--header-height-mobile));
  background: rgba(0,0,0,0.58);
  z-index: 1100;
  opacity: 0;
  transition: opacity .3s;
  pointer-events: none;
}
.menu-backdrop.open {
  display: block;
  opacity: 1;
  pointer-events: auto;
}
@media (max-width: 940px) {
  .header-fixed { margin-bottom: 20px; }
  body { padding-top: var(--header-height-mobile); }
  .topbar { display: none; }
  .mainnav__center, .desktop-only { display: none; }
  .burger { display: flex; }
  .mainnav__logo img { height: 30px; margin: 4px 0; }
  .mobile-menu {
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    position: fixed;
    top: var(--header-height-mobile);
    left: 0;
    width: 82vw;
    max-width: 350px;
    height: calc(100dvh - var(--header-height-mobile));
    background: var(--color-nav);
    z-index: var(--z-menu);
    padding: 32px 24px 24px 24px;
    overflow-y: auto;
    color: var(--color-text);
    box-shadow: 2px 0 24px rgba(0,0,0,.16);
    border-top-right-radius: 18px;
    border-bottom-right-radius: 18px;
    transform: translateX(-110%);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    display: none;
    pointer-events: none;
  }
  .mobile-menu.open {
    transform: translateX(0);
    pointer-events: auto;
     display: flex;
  }
  .mobile-menu a {
    color: var(--color-text) !important;
    text-decoration: none !important;
    font-size: 18px;
    width: 100%;
    font-weight: bold;
  }
  .mobile-menu .menu-section:last-of-type a { font-weight: normal; }
  .mobile-menu .menu-section a:last-of-type { margin-bottom: 20px; }
  .mobile-menu .buttons {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }
  .mobile-menu .btn { width: 100%; text-align: center; }
  .mobile-menu .contact-info {
    display: flex;
    flex-direction: column;
    gap: 10px;
    font-size: 14px;
    padding-bottom: 20px;
  }
  .mobile-menu .contact-info span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }
  .mobile-menu .contact-info img {
    display: inline-block;
    vertical-align: middle;
  }
  hr {
    border: none;
    border-top: 1px solid var(--color-border-light);
    width: 100%;
  }
  .mainnav__right { z-index: 1; }
}
@media (max-width: 480px) {
  .mobile-menu a,
  .mobile-menu .btn { font-size: 16px !important; }
  .mobile-menu .contact-info { font-size: 14px !important; }
  .burger { display: flex; padding-bottom: 10px; margin-left: -6px; }
}
@media (max-width: 375px) {
  .mobile-menu a,
  .mobile-menu .btn { font-size: 13px !important; }
  .mobile-menu .contact-info { font-size: 11px !important; }
  .header-wrapper { margin: 0 auto; padding: 0 20px; }
  .btn { padding: 8px 8px; border-radius: var(--radius); font-weight: 700; font-size: 14px; }
  .burger { display: flex; padding-bottom: 5px; margin-left: -6px; }
}


/* Hide My appointments button in header on mobile */
@media (max-width: 991px) {
  .header-fixed .my-appointments-btn { display: none !important; }
  .topbar .my-appointments-btn { display: none !important; }
}