/**
 * Весенняя тема: ромашки, солнце, травка
 * + анимация «Катя !!! Все будет Хорошо!!!!!»
 */

:root.spring-theme {
  --spring-sky: #87ceeb;
  --spring-sky-light: #b8e4f0;
  --spring-grass: #5a9e4d;
  --spring-grass-light: #7cb86a;
  --spring-grass-dark: #3d7a32;
  --spring-sun: #ffd93d;
  --spring-sun-light: #fff4b8;
  --spring-daisy: #fffef5;
  --spring-white: #fffef8;
  --spring-shadow: rgba(90, 158, 77, 0.25);
}

body.spring-theme {
  background: linear-gradient(
    180deg,
    var(--spring-sky-light) 0%,
    var(--spring-sky) 18%,
    #a8d8ea 40%,
    #c5e8b8 70%,
    var(--spring-grass-light) 85%,
    var(--spring-grass) 100%
  ) !important;
  background-attachment: fixed !important;
  min-height: 100vh;
}

body.spring-theme::before {
  content: "";
  position: fixed;
  top: 12px;
  right: 16px;
  width: 56px;
  height: 56px;
  background: radial-gradient(
    circle at 30% 30%,
    var(--spring-sun-light),
    var(--spring-sun) 45%,
    #f0c020
  );
  border-radius: 50%;
  box-shadow: 0 0 40px var(--spring-sun), 0 0 80px rgba(255, 217, 61, 0.4);
  z-index: 9998;
  animation: spring-sun-glow 4s ease-in-out infinite;
}

@keyframes spring-sun-glow {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.92; transform: scale(1.05); }
}

body.spring-theme::after {
  content: "";
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: repeating-linear-gradient(
    92deg,
    transparent,
    transparent 20px,
    rgba(90, 158, 77, 0.15) 20px,
    rgba(90, 158, 77, 0.15) 22px
  ),
  linear-gradient(180deg, transparent 0%, var(--spring-grass) 100%);
  opacity: 0.85;
  pointer-events: none;
  z-index: 0;
}

body.spring-theme .main-header.navbar {
  background: linear-gradient(135deg, var(--spring-grass-light) 0%, var(--spring-grass) 100%) !important;
  border-bottom: 2px solid var(--spring-grass-dark);
  box-shadow: 0 2px 12px var(--spring-shadow);
}

body.spring-theme .main-header .nav-link,
body.spring-theme .main-header .navbar-nav .nav-link {
  color: var(--spring-white) !important;
}

body.spring-theme .main-header .nav-link:hover,
body.spring-theme .main-header .navbar-nav .nav-link:hover {
  background: rgba(255, 255, 255, 0.2) !important;
  border-radius: 6px;
}

body.spring-theme .main-header .form-control {
  border-color: var(--spring-grass-dark);
  background: var(--spring-white);
}

body.spring-theme .main-header .btn-default {
  background: var(--spring-sun);
  color: #5a4a00;
  border-color: #e6c235;
}

body.spring-theme .main-sidebar {
  background: linear-gradient(180deg, var(--spring-grass-dark) 0%, var(--spring-grass) 100%) !important;
  border-right: 1px solid rgba(0, 0, 0, 0.1);
}

body.spring-theme .brand-link,
body.spring-theme .nav-sidebar .nav-link {
  color: var(--spring-white) !important;
}

body.spring-theme .nav-sidebar .nav-link:hover {
  background: rgba(255, 255, 255, 0.15) !important;
}

body.spring-theme .nav-sidebar .nav-link.active {
  background: var(--spring-sun) !important;
  color: #5a4a00 !important;
}

body.spring-theme .content-wrapper {
  position: relative;
  z-index: 1;
}

body.spring-theme .content-wrapper .content {
  background: transparent;
}

body.spring-theme .card {
  background: var(--spring-white);
  border: 1px solid rgba(90, 158, 77, 0.35);
  border-radius: 12px;
  box-shadow: 0 4px 16px var(--spring-shadow);
}

body.spring-theme .card-header {
  background: linear-gradient(135deg, rgba(255, 254, 245, 0.95) 0%, rgba(194, 230, 180, 0.4) 100%) !important;
  border-bottom: 1px solid rgba(90, 158, 77, 0.25);
  color: var(--spring-grass-dark);
  font-weight: 600;
}

body.spring-theme .btn-primary {
  background: linear-gradient(180deg, var(--spring-sun-light), var(--spring-sun));
  border-color: #e6c235;
  color: #5a4a00;
  font-weight: 600;
}

body.spring-theme .btn-primary:hover {
  background: linear-gradient(180deg, var(--spring-sun), #f0c020);
  border-color: #d4a810;
  color: #4a3d00;
}

.spring-katia-banner {
  position: relative;
  width: 100%;
  padding: 14px 20px;
  margin-bottom: 16px;
  text-align: center;
  background: linear-gradient(135deg, rgba(255, 254, 245, 0.97) 0%, rgba(255, 217, 61, 0.25) 50%, rgba(194, 230, 180, 0.4) 100%);
  border: 2px solid rgba(255, 217, 61, 0.6);
  border-radius: 16px;
  box-shadow: 0 4px 24px var(--spring-shadow), inset 0 1px 0 rgba(255, 255, 255, 0.5);
  overflow: hidden;
  animation: spring-banner-in 1.2s ease-out, spring-banner-glow 3s ease-in-out 1.5s infinite;
}

.spring-katia-banner::before {
  content: "🌸";
  position: absolute;
  left: 24px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.8rem;
  animation: spring-daisy-float 2.5s ease-in-out infinite;
}

.spring-katia-banner::after {
  content: "🌸";
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.8rem;
  animation: spring-daisy-float 2.5s ease-in-out 0.5s infinite;
}

.spring-katia-banner .spring-katia-text {
  font-size: 1.35rem;
  font-weight: 700;
  color: #3d7a32;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
  letter-spacing: 0.02em;
  animation: spring-text-pulse 2s ease-in-out infinite;
}

@keyframes spring-banner-in {
  0% { opacity: 0; transform: translateY(-20px) scale(0.95); }
  70% { transform: translateY(4px) scale(1.02); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes spring-banner-glow {
  0%, 100% { box-shadow: 0 4px 24px var(--spring-shadow), inset 0 1px 0 rgba(255, 255, 255, 0.5); }
  50% { box-shadow: 0 6px 28px rgba(90, 158, 77, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.6); }
}

@keyframes spring-daisy-float {
  0%, 100% { transform: translateY(-50%) rotate(-5deg); }
  50% { transform: translateY(-55%) rotate(5deg); }
}

@keyframes spring-text-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.92; }
}

body.spring-theme .modal-content {
  border: 2px solid rgba(90, 158, 77, 0.4);
  border-radius: 12px;
  box-shadow: 0 8px 32px var(--spring-shadow);
}

body.spring-theme .login-box .card,
body.spring-theme #loginForm .card,
body.spring-theme #forgotForm .card,
body.spring-theme #2faForm .card {
  border: 2px solid rgba(90, 158, 77, 0.4);
  border-radius: 12px;
  box-shadow: 0 8px 32px var(--spring-shadow);
}

body.spring-theme ::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--spring-grass-light), var(--spring-grass));
  border-radius: 4px;
}

body.spring-theme ::-webkit-scrollbar-track {
  background: var(--spring-sky-light);
}