/* =====================================================
   CAST Clinical — Shared Base Styles
   Used by: landing.html, index.html
   ===================================================== */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── SHARED LOGO ───────────────────────────────────── */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-mark {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo-mark svg { width: 38px; height: 38px; }

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-title {
  font-family: 'Playfair Display', serif;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: .5px;
}

.logo-sub {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #2A9CC8;
}

/* ── SHARED THEME TOGGLE ───────────────────────────── */
.theme-toggle {
  width: 44px; height: 26px;
  border-radius: 30px;
  cursor: pointer;
  position: relative;
  transition: all .35s ease;
  flex-shrink: 0;
  outline: none;
}

.theme-toggle::after {
  content: '';
  position: absolute;
  top: 3px; left: 3px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, #5B8C7A, #2A9CC8);
  transition: transform .35s cubic-bezier(.4,0,.2,1);
  box-shadow: 0 2px 6px rgba(42,156,200,.3);
}

body.dark .theme-toggle::after {
  transform: translateX(18px);
  background: linear-gradient(135deg, #2A9CC8, #0ECFCF);
}

.toggle-icon {
  position: absolute; top: 50%; transform: translateY(-50%);
  font-size: 10px; pointer-events: none; transition: opacity .2s;
  line-height: 1;
}

.icon-moon { right: 5px; opacity: 1; }
.icon-sun  { left:  5px; opacity: 0; }

body.dark .icon-moon { opacity: 0; }
body.dark .icon-sun  { opacity: 1; }