:root {
  --gradient-start: #054018;
  --gradient-end: #000000;
  --bg-sidebar: #000000;
  --bg-card: rgba(24, 24, 24, 0.6);
  --bg-card-hover: rgba(40, 40, 40, 0.8);
  --text-primary: #ffffff;
  --text-secondary: #b3b3b3;
  --spotify-green: #1db954;
  --contact-blue: #4a6cf7;
}

body {
  font-family: "Circular Std", "Segoe UI", sans-serif;
  background-color: var(--gradient-end);
  color: var(--text-primary);
  overflow-x: hidden;
}

.sidebar {
  height: 100vh;
  background-color: var(--bg-sidebar);
  padding-top: 20px;
  position: fixed;
  width: 240px;
  top: 0;
  left: 0;
  z-index: 1000;
  border-right: 1px solid #1a1a1a;
}
.sidebar .nav-link {
  color: var(--text-secondary);
  font-weight: 600;
  padding: 10px 25px;
  display: flex;
  align-items: center;
  gap: 15px;
  text-decoration: none;
  transition: 0.3s;
}
.sidebar .nav-link:hover,
.sidebar .nav-link.active {
  color: var(--text-primary);
}
.brand-section {
  padding: 0 25px 20px;
}

.main-content {
  margin-left: 240px;
  padding: 20px;
  min-height: 100vh;
  background: linear-gradient(180deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
}

.spotify-card {
  background-color: var(--bg-card);
  padding: 15px;
  border-radius: 8px;
  transition: 0.3s;
  height: 100%;
  cursor: pointer;
  display: block;
  text-decoration: none;
  color: inherit;
  backdrop-filter: blur(10px);
}
.spotify-card:hover {
  background-color: var(--bg-card-hover);
  color: white;
}
.spotify-card img {
  border-radius: 6px;
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: cover;
  margin-bottom: 15px;
}
.spotify-card h5 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 5px;
  color: var(--text-primary);
}
.spotify-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.accordion-item {
  background-color: transparent;
  border: 1px solid #333;
}
.accordion-button {
  background-color: var(--bg-card);
  color: var(--text-primary);
  box-shadow: none;
}
.accordion-button:not(.collapsed) {
  background-color: var(--spotify-green);
  color: black;
  font-weight: bold;
}
.accordion-body {
  background-color: rgba(0, 0, 0, 0.5);
  color: var(--text-secondary);
}

.modal-content {
  background-color: #181818;
  color: white;
  border: 1px solid #333;
}
.modal-header,
.modal-footer {
  border-color: #333;
}

.btn-contact {
  background-color: var(--spotify-green);
  color: #000000;
  border: 2px solid var(--spotify-green);
  border-radius: 50px;
  padding: 6px 25px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: 0.3s;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.btn-contact:hover {
  background-color: #1ed760;
  border-color: #1ed760;
  color: #000000;
  transform: scale(1.05);
  box-shadow: 0 0 25px rgba(29, 185, 84, 0.6);
}

.contact-form-container {
  background: rgba(0, 0, 0, 0.3);
  padding: 40px;
  border-radius: 15px;
  backdrop-filter: blur(5px);
}
.form-control-line {
  border: none;
  border-bottom: 2px solid #555;
  border-radius: 0;
  background: transparent;
  padding: 15px 0;
  margin-bottom: 30px;
  font-weight: 500;
  color: #b3b3b3 !important;
}

.form-control-line::placeholder {
  color: #b3b3b3 !important;
  opacity: 1;
}

.form-control-line:focus {
  background: transparent;
  box-shadow: none;
  border-color: var(--spotify-green);
  color: #ffffff;
}

.hover-white:hover {
  color: #ffffff !important;
  transition: 0.3s;
}

@media (max-width: 768px) {
  .sidebar {
    display: none;
  }
  .main-content {
    margin-left: 0;
    padding-top: 70px;
  }
}