/* Solar Konfigurator Frontend UI */
:root{
  /* Accent is used for selection borders; buttons use the blue gradient below */
  --sk-accent: #1d4ed8;
  --sk-ui-blue: #1d4ed8;
  --sk-ui-blue-dark: #0b1a4a;
  --sk-grad-dark: #0b3dd1;
  --sk-grad-light: #45a3ff;
  --sk-icon-size: clamp(38px, 4vw, 44px);
  --sk-bg: #0b0f19;
  --sk-card: rgba(255,255,255,0.92);
  --sk-text: #121826;
  --sk-muted: rgba(18,24,38,0.65);
  --sk-radius: 18px;
  --sk-shadow: 0 24px 90px rgba(0,0,0,.35);
}

@keyframes skwave{
  0%{ background-position: 0% 50%; }
  50%{ background-position: 100% 50%; }
  100%{ background-position: 0% 50%; }
}

body.sk-modal-open{ overflow:hidden; }

/* Prevent global theme pseudo-elements (::before/::after) from interfering with SK UI */
.sk-open::before, .sk-open::after,
.sk-modal-overlay::before, .sk-modal-overlay::after,
.sk-modal::before, .sk-modal::after,
.sk-modal-overlay *::before, .sk-modal-overlay *::after,
.sk-modal *::before, .sk-modal *::after{
  content: none !important;
  display: none !important;
}


.sk-open{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 12px 18px;
  border: 0;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(120deg, var(--sk-grad-dark), var(--sk-grad-light), var(--sk-grad-dark));
  background-size: 200% 200%;
  animation: skwave 4s ease-in-out infinite;
  box-shadow: 0 10px 30px rgba(29, 78, 216, .25);
  cursor:pointer;
  font-weight: 700;
  letter-spacing: .2px;
}
.sk-open:hover{ filter: brightness(1.03); transform: translateY(-1px); }
.sk-open:active{ transform: translateY(0); }

.sk-modal-overlay{
  position: fixed; inset: 0;
  background: rgba(8,12,20,.55);
  backdrop-filter: blur(6px);
  z-index: 999999;
  display:none;
}
.sk-modal-overlay.sk-opened{ display:flex; align-items:center; justify-content:center; }

.sk-modal{
  width: min(940px, calc(100vw - 24px));
  height: min(86vh, 760px);
  max-height: none;
  background: linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,255,255,.90));
  border-radius: calc(var(--sk-radius) + 8px);
  box-shadow: var(--sk-shadow);
  overflow:hidden;
  position: relative;
  display:flex;
  flex-direction:column;
}

@media (max-width: 560px){
  .sk-modal{
    width: calc(100vw - 12px);
    height: calc(100vh - 12px);
    border-radius: 22px;
  }
}

.sk-modal-header{
  display:flex; align-items:center; justify-content:space-between;
  padding: 16px 18px;
  border-bottom: 1px solid rgba(0,0,0,.06);
}
.sk-brand{
  display:flex; gap:10px; align-items:center;
  font-weight: 800;
  color: var(--sk-text);
}
.sk-brand-badge{
  width:34px; height:34px; border-radius: 12px;
  background: radial-gradient(circle at 30% 30%, #fff, rgba(255,255,255,0)) , linear-gradient(145deg, var(--sk-grad-dark), var(--sk-grad-light));
  box-shadow: 0 12px 30px rgba(29,78,216,.20);
}

.sk-brand-logo{
  width:40px;
  height:40px;
  border-radius:12px;
  object-fit:contain;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(0,0,0,.08);
  padding: 6px;
}
  
.sk-close{
  width: 42px; height: 42px;
  border-radius: 14px;
  border: 0;
  background: #388e3c;
  animation: none;
  color: #fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size: 20px;
  line-height: 1;
  cursor:pointer;
}
.sk-close:hover{ filter: brightness(1.04); }

.sk-modal-body{
  padding: clamp(12px, 2vw, 18px);
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: clamp(12px, 2vw, 18px);
  flex: 1 1 auto;
  min-height: 0;
}
@media (max-width: 860px){
  .sk-modal-body{ grid-template-columns: 1fr; }
  #sk-side{ display:none; }
}

.sk-panel{
  background: rgba(255,255,255,.82);
  border: 1px solid rgba(0,0,0,.06);
  border-radius: var(--sk-radius);
  padding: clamp(12px, 2vw, 18px);
  min-height: 0;
  overflow:auto;
}

.sk-progress{
  font-size: 13px;
  color: var(--sk-ui-blue-dark);
  font-weight: 800;
  letter-spacing: .2px;
  margin-bottom: 6px;
}
.sk-title{
  font-size: clamp(22px, 2.6vw, 34px);
  font-weight: 900;
  margin: 0 0 8px 0;
  color: var(--sk-text);
}
.sk-subtitle{
  margin: 0 0 14px 0;
  color: var(--sk-muted);
  font-size: 14px;
}

.sk-grid{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
@media (max-width: 560px){
  .sk-grid{ grid-template-columns: 1fr; }
}

.sk-choice{
  border: 1px solid rgba(0,0,0,.08);
  background: rgba(255,255,255,.9);
  border-radius: 16px;
  padding: 14px 14px;
  cursor:pointer;
  display:flex;
  gap: 12px;
  align-items:flex-start;
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease;
}
.sk-choice:hover{
  transform: translateY(-1px);
  box-shadow: 0 18px 40px rgba(0,0,0,.08);
  border-color: color-mix(in srgb, var(--sk-accent) 60%, rgba(0,0,0,0));
}
.sk-choice.selected{
  border-color: color-mix(in srgb, var(--sk-accent) 85%, rgba(0,0,0,0));
  box-shadow: 0 20px 50px rgba(29,78,216,.18);
}
.sk-choice-media{
  width: var(--sk-icon-size);
  height: var(--sk-icon-size);
  border-radius: 14px;
  background: rgba(29,78,216,.10);
  display:flex;
  align-items:center; justify-content:center;
  overflow:hidden;
  flex: 0 0 auto;
  color: rgba(18,24,38,.9);
  font-weight: 900;
}
.sk-choice-media img{
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.sk-choice-text{
  display:flex; flex-direction:column; gap: 2px;
  min-width: 0;
}
.sk-choice-label{
  font-weight: 800;
  color: var(--sk-text);
  line-height: 1.2;
  overflow:hidden;
  display:-webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  word-break: break-word;
}
.sk-choice-hint{
  font-size: 12px;
  color: var(--sk-muted);
  line-height: 1.2;
  overflow:hidden;
  display:-webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  word-break: break-word;
}

.sk-row{
  display:flex; gap:10px; align-items:center;
}

@media (max-width: 560px){
  .sk-row{ flex-direction:column; align-items:stretch; }
}

.sk-field{
  display:flex;
  align-items:center;
  gap: 10px;
  width: 100%;
  min-width: 0;
}
.sk-field-icon{
  width: var(--sk-icon-size);
  height: var(--sk-icon-size);
  border-radius: 14px;
  background: rgba(29,78,216,.10);
  border: 1px solid rgba(29,78,216,.18);
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  flex: 0 0 auto;
}
.sk-field-icon img{ width:100%; height:100%; object-fit:cover; }
.sk-input{
  width: 100%;
  height: clamp(44px, 6vw, 48px);
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(0,0,0,.12);
  background: rgba(255,255,255,.95);
  font-size: clamp(14px, 2.4vw, 15px);
}
.sk-input:focus{
  outline:none;
  border-color: color-mix(in srgb, var(--sk-accent) 70%, rgba(0,0,0,0));
  box-shadow: 0 0 0 4px rgba(29,78,216,.14);
}
.sk-btn{
  height: clamp(44px, 6vw, 48px);
  padding: 0 16px;
  border-radius: 999px;
  border: 0;
  background: #388e3c;
  animation: none;
  color: #fff;
  font-weight: 900;
  cursor:pointer;
  box-shadow: 0 14px 34px rgba(29,78,216,.22);
  min-width: 0;
  max-width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: clamp(13px, 2.6vw, 15px);
}
.sk-btn:disabled{
  animation: none;
  background: rgba(15,23,42,.10);
  color: rgba(15,23,42,.55);
  opacity: 1;
  cursor:not-allowed;
  box-shadow: none;
}
.sk-modal-footer{
  border-top: 1px solid rgba(0,0,0,.06);
  padding: 14px 18px;
  background: rgba(255,255,255,.86);
}

.sk-footer{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
}

.sk-footer-left{
  display:flex;
  gap: 10px;
  align-items:center;
  flex: 0 0 auto;
}

.sk-primary{
  flex: 1 1 auto;
  justify-content:center;
}

.sk-navbtn{
  display:inline-flex;
  align-items:center;
  gap: 8px;
}
.sk-navicon{ font-size: 16px; line-height:1; }

.sk-link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:0;
  cursor:pointer;
  border-radius: 999px;
  padding: 8px 12px;
  color:#fff;
  font-weight:800;
  background: linear-gradient(120deg, var(--sk-grad-dark), var(--sk-grad-light), var(--sk-grad-dark));
  background-size: 200% 200%;
  animation: skwave 4s ease-in-out infinite;
  box-shadow: 0 10px 24px rgba(29,78,216,.18);
}

.sk-summary-title{
  font-weight: 900;
  margin: 0 0 10px 0;
  color: var(--sk-text);
}
.sk-summary{
  font-size: 13px;
  color: rgba(18,24,38,.84);
  display:flex; flex-direction:column;
  gap: 8px;
}
.sk-pill{
  display:flex; justify-content:space-between; gap: 10px;
  background: rgba(0,0,0,.03);
  border: 1px solid rgba(0,0,0,.06);
  padding: 10px 12px;
  border-radius: 14px;
}
.sk-pill b{ color: var(--sk-text); }
.sk-small{
  font-size: 12px; color: rgba(18,24,38,.62);
}
.sk-alert{
  margin-top: 12px;
  padding: 12px 12px;
  border-radius: 14px;
  background: rgba(29,78,216,.10);
  border: 1px solid rgba(29,78,216,.22);
  color: rgba(18,24,38,.9);
  font-size: 13px;
  display:none;
}
.sk-alert.show{ display:block; }

/* Inline alert (inside step panel) */
#sk-alert-inline{ margin: 0 0 12px 0; }

.sk-loading{
  width: 14px;
  height: 14px;
  border-radius: 999px;
  border: 2px solid rgba(255,255,255,.55);
  border-top-color: rgba(255,255,255,1);
  display:inline-block;
  margin-right: 8px;
  animation: skspin 0.8s linear infinite;
  vertical-align: -2px;
}
@keyframes skspin{ to{ transform: rotate(360deg); } }

.sk-success{
  text-align:center;
  padding: 26px 14px;
}

/* Custom input row */
.sk-custom{ margin-top: 14px; }
.sk-custom-row{ margin-top: 10px; display:flex; gap: 10px; align-items:center; }
.sk-custom-unit{ font-weight: 800; color: rgba(18,24,38,.72); }

/* Footer responsive */
@media (max-width: 560px){
  .sk-modal-footer{ padding: 12px 12px; }
  .sk-footer{ flex-direction: column; align-items: stretch; }
  .sk-footer-left{ justify-content: space-between; }
  .sk-primary{ width: 100%; }
  .sk-btn{ white-space: nowrap; }
}
.sk-success h3{
  font-size: 22px;
  margin: 0 0 8px 0;
}
.sk-success p{ margin:0; color: rgba(18,24,38,.72); }

.sk-loading{
  display:inline-block;
  width: 18px; height: 18px;
  border-radius: 99px;
  border: 2px solid rgba(255,255,255,.55);
  border-top-color: rgba(255,255,255,1);
  animation: skspin .9s linear infinite;
  vertical-align: -4px;
  margin-right: 8px;
}
@keyframes skspin { to{ transform: rotate(360deg); } }