/* TropicSolutions Adventskalender - Styles */

:root {
  --primary: #10b981;
  --primary-dark: #059669;
  --primary-light: #34d399;
  --background: #0f172a;
  --surface: #1e293b;
  --surface-light: #334155;
  --text: #f8fafc;
  --text-muted: #94a3b8;
  --border: #475569;
  --error: #ef4444;
  --gold: #fbbf24;
  --radius: 12px;
}

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

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--background);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
  position: relative;
  z-index: 1;
}

/* Background Effects */
.background-effects {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

.snowflakes {
  position: absolute;
  width: 100%;
  height: 100%;
}

.snowflake {
  position: absolute;
  color: rgba(255, 255, 255, 0.6);
  font-size: 1rem;
  animation: fall linear infinite;
}

@keyframes fall {
  0% {
    transform: translateY(-10vh) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translateY(110vh) rotate(360deg);
    opacity: 0.3;
  }
}

/* Header */
.header {
  text-align: center;
  margin-bottom: 3rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 1.5rem;
}

.header h1 {
  font-family: "Playfair Display", serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  background: linear-gradient(135deg, var(--text) 0%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.subtitle {
  color: var(--text-muted);
  font-size: 1.125rem;
}

/* User Info */
.user-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--surface);
  padding: 1rem 1.5rem;
  border-radius: var(--radius);
  margin-bottom: 2rem;
  border: 1px solid var(--border);
}

#userKundennummer {
  font-weight: 500;
  color: var(--primary-light);
}

/* Calendar Grid */
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 1rem;
}

@media (min-width: 768px) {
  .calendar-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

@media (min-width: 1024px) {
  .calendar-grid {
    grid-template-columns: repeat(6, 1fr);
    gap: 1.25rem;
  }
}

/* Türchen */
.tuerchen {
  aspect-ratio: 1;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.tuerchen:hover:not(.disabled):not(.opened) {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: 0 8px 30px rgba(16, 185, 129, 0.2);
}

.tuerchen.available {
  background: linear-gradient(135deg, var(--surface) 0%, var(--surface-light) 100%);
  border-color: var(--primary);
}

.tuerchen.available::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, transparent 100%);
}

.tuerchen.disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.tuerchen.opened {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  border-color: var(--primary);
}

.tuerchen.opened .tuerchen-number {
  opacity: 0.7;
}

.tuerchen-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  z-index: 1;
}

.tuerchen-icon {
  position: absolute;
  bottom: 0.75rem;
  font-size: 1.25rem;
}

.tuerchen.opened .tuerchen-icon::after {
  content: "✓";
  position: absolute;
  color: var(--text);
}

/* Modals */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1rem;
  backdrop-filter: blur(4px);
}

.modal.hidden {
  display: none;
}

.modal-content {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 2rem;
  max-width: 420px;
  width: 100%;
  position: relative;
  border: 1px solid var(--border);
  animation: modalIn 0.3s ease;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  transition: color 0.2s;
}

.modal-close:hover {
  color: var(--text);
}

.modal-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.modal-header h2 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.modal-header p {
  color: var(--text-muted);
}

/* Forms */
.input-group {
  margin-bottom: 1.5rem;
}

.input-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-muted);
}

.input-group input {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.input-group input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.input-group input::placeholder {
  color: var(--text-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}

.btn-primary {
  background: var(--primary);
  color: white;
  width: 100%;
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}

.btn-outline:hover {
  background: var(--surface-light);
  border-color: var(--text-muted);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

/* SSO Login Button */
.sso-login {
  display: flex;
  justify-content: center;
  margin: 1.5rem 0;
}

.btn-sso {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  background: linear-gradient(135deg, var(--surface-light) 0%, var(--surface) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-sso:hover {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
}

.btn-sso img {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.hint {
  margin-top: 1.5rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Gewinn Modal */
.gewinn-content {
  text-align: center;
}

.tuerchen-nummer {
  background: var(--primary);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
  display: inline-block;
  margin-bottom: 1rem;
}

.gewinn-icon {
  font-size: 4rem;
  margin: 1rem 0;
  animation: bounce 0.5s ease infinite alternate;
}

@keyframes bounce {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(-10px);
  }
}

.gewinn-text {
  font-size: 1.25rem;
  color: var(--gold);
  font-weight: 600;
  margin: 1rem 0;
}

.gewinn-code {
  background: var(--background);
  padding: 1rem;
  border-radius: 8px;
  margin-top: 1rem;
}

.gewinn-code span {
  display: block;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.gewinn-code strong {
  font-size: 1.25rem;
  color: var(--primary-light);
  letter-spacing: 2px;
}

/* Info Modal */
.info-content {
  text-align: center;
}

.info-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.info-content h2 {
  margin-bottom: 0.5rem;
}

.info-content p {
  color: var(--text-muted);
}

.previous-gewinn {
  margin-top: 1rem;
  padding: 1rem;
  background: var(--background);
  border-radius: 8px;
}

.previous-gewinn strong {
  color: var(--gold);
}

/* Footer */
.footer {
  text-align: center;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Hidden class */
.hidden {
  display: none !important;
}

/* Loading state */
.loading {
  pointer-events: none;
  opacity: 0.7;
}

.btn.loading::after {
  content: "";
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-left: 0.5rem;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Alert Styles */
.alert {
  padding: 1rem 1.5rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  text-align: center;
  font-weight: 500;
  transition: opacity 0.3s ease;
}

.alert-error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid var(--error);
  color: var(--error);
}

.alert-success {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid var(--primary);
  color: var(--primary-light);
}

/* Error state */
.error-message {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--error);
  color: var(--error);
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  text-align: center;
  font-size: 0.875rem;
}