@import url('https://fonts.googleapis.com/css2?family=Source+Sans+Pro:wght@400;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Bree+Serif&display=swap');

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Source Sans Pro', sans-serif;
  color: #333;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  max-width: 900px;
  margin: 40px auto;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 14px;
  overflow: hidden;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

/* HIDDEN INPUT */
.input {
  position: absolute;
  opacity: 0;
}

/* TAB HEADER */
.label {
  width: 100%;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  cursor: pointer;
  font-size: 17px;
  font-weight: 600;
  color: #777;
  border-bottom: 2px solid rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  position: relative;
  z-index: 1;
}

.label i {
  font-size: 18px;
  opacity: 0.7;
  transition: opacity 0.25s, color 0.3s;
}

@media (min-width: 600px) {
  .label {
    width: auto;
    flex: 1;
  }
}

/* ✅ Efek hover gradien ringan */
.label:hover {
  color: #333;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.85),
    rgba(182, 139, 30, 0.15)
  );
  backdrop-filter: blur(8px);
  border-bottom-color: rgba(0, 0, 0, 0.2);
  transform: translateY(-1px);
}

/* TAB AKTIF */
.input:checked + .label {
  background: linear-gradient(135deg, hsl(143, 90%, 15%), hsl(143, 90%, 10%));
  color: #fff;
  border-bottom: 2px solid #b68b1e;
  transform: none;
}

.input:checked + .label i {
  opacity: 1;
  color: #f7c948;
}

/* PANEL KONTEN */
.panel {
  display: none;
  width: 100%;
  padding: 28px 34px 36px;
  background: #fff;
  animation: fadeInTab 0.3s ease;
  line-height: 1.7;
}

.input:checked + .label + .panel {
  display: block;
}

@keyframes fadeInTab {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* DARK MODE */
@media (prefers-color-scheme: dark) {
  .tabs {
    background: rgba(30, 30, 30, 0.85);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
  }
  .label {
    color: #bbb;
    border-bottom: 2px solid rgba(255, 255, 255, 0.08);
  }
  .label:hover {
    background: linear-gradient(135deg, rgba(255,255,255,0.08), rgba(244,208,111,0.15));
    color: #fff;
  }
  .input:checked + .label {
    background: linear-gradient(135deg, rgba(244,208,111,0.25), rgba(255,255,255,0.05));
    color: #f4d06f;
    border-bottom-color: #f4d06f;
  }
  .panel {
    background: rgba(40, 40, 40, 0.95);
    color: #e5e5e5;
  }
}