:root {
    --navbar-height: 80px;
}

html {
  scroll-behavior: smooth;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: #023047;
    color: #e5e7eb;
    line-height: 1.6;
}

/* NAVBAR */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 8%;
    background: #020617;
    backdrop-filter: blur(10px);
    position: sticky;
    
    top: 0;
    height: var(--navbar-height);
    z-index: 1000;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
}

.logo span {
    color: #ffb703;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: #e5e7eb;
    font-weight: 800;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #ffb703;
}

.login-btn {
    background: #ffb703;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 999px;
    font-weight: 600;
    cursor: pointer;
}

/* HERO */
.hero {
    min-height: calc(100vh - var(--navbar-height));
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 10%;
    background: linear-gradient(180deg, #fb8500, #023047);

}

.hero-content h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.hero-content p {
    max-width: 600px;
    margin: 0 auto 30px;
    color: #d1d5db;
}

#primary-btn {
    background: #ffb703;
    COLOR: white;
    border: none;
    padding: 14px 36px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 999px;
    cursor: pointer;
}

#scrollTopBtn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  padding: 10px 28px;
  font-size: 16px;
  cursor: pointer;
  display: none; /* ukryty na starcie */
  z-index: 1000;
  background: #ffb703;
  color: white;
  border: none;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 999px;
}

/* MAIN CONTENT */
/* MY MUSIC */
.my-music-section {
    min-height: calc(100vh - var(--navbar-height));
    padding: 80px 6%;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    align-content: center;
    scroll-margin-top: 80px;
    background: linear-gradient(180deg, #023047, #8ecae6);
}



.card {
    background: rgba(15, 23, 42, 1);
    padding: 40px;
    border-radius: 25px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    display: flex;
    flex-direction: column;
    justify-content: center;

}

.card h2 {
    margin-bottom: 10px;
}

.card p {
    color: #9ca3af;
    margin-bottom: 20px;
}

.placeholder {
    width: 100%;
    border-radius: 12px;
    display: flex;
    flex: 1;
    flex-direction: column;
    align-items: center;
    font-weight: 600;
    gap: 20px;
}

.item {
    width: 100%;
    display: flex;
    align-items: center;      /* wyśrodkowanie pionowe treści */
    color: linear-gradient(180deg, #fb8500, #023047);
    background: white;
    cursor: pointer;
    min-height: 90px; 
    margin: 0;                 /* usuwa marginesy */
    padding: 0; 
    overflow: hidden; 
}

.left-square {
    flex-shrink: 0;            /* nie kurczy się */              /* wysokość = rodzic */
    width: 90px;
    height: 90px;
    aspect-ratio: 1 / 1;       /* kwadrat: szerokość = wysokość */
    overflow: hidden;           /* obcina obraz */
    background: #023047;
}

.left-square img {
    width: 100%;
    height: 100%;
    object-fit: cover;        /* wypełnia cały kwadrat, zachowuje proporcje */
    display: block;           /* usuwa whitespace pod obrazem */
}

/* reszta po prawej */
.right-content {
    flex: 1;                    /* zajmuje pozostałą szerokość */
    display: flex;
    justify-content: center;
    flex-direction: column; 
    height: 100%;          
    background: linear-gradient(135deg, #fb8500, #023047);
}

.right-content > div {
    height: 30%;            
    display: flex;            /* flex dla wyśrodkowania pionowego */
    align-items: center;      /* wyśrodkowanie pionowe tekstu */
    justify-content: flex-start; /* tekst do lewej */
    margin-left: 15px;        /* margines od lewej */
    color: white;
    font-weight: 600;;
}

.song-title {
    font-size: 1rem;
    font-weight: 600;
    color: white;
}

.song-artist {
    font-size: 0.85rem;
    opacity: 0.9;
    color: white;
}

/* DAY HITS */
.day-hits-section {
    display: grid;
    min-height: calc(100vh - var(--navbar-height));
    padding: 80px 6%;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    align-content: center;
    scroll-margin-top: 80px;
    background: linear-gradient(180deg, #8ecae6, #023047);
}





/* HOT PLAYLISTS */
.hot-playlists-section {
    min-height: calc(100vh - var(--navbar-height));
    background: linear-gradient(180deg, #023047, #fb8500);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    padding: 80px 6%;
    scroll-margin-top: 80px;
    gap: 40px;
    align-content: center;
}




/* ABOUT ME*/
.about-me-section {
  min-height: calc(100vh - var(--navbar-height));
  padding: 80px 6%;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  align-items: center;
  background: linear-gradient(180deg, #fb8500, #023047);
  scroll-margin-top: 80px;
}

.about-me-image {
    display: flex;
    justify-content: center; /* poziomo */
    align-items: center;     /* pionowo */
}

/* Zdjęcie */
.about-me-image img {
  width: 100%;
  max-width: 320px;
  border-radius: 160px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  margin: auto;
}

/* Tekst */
.about-me-content h2 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.about-me-content p {
  font-size: 1.05rem;
  color: #e5e7eb;
  margin-bottom: 30px;
}

/* Wykształcenie */
.education h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: #fb8500;
}

/* Social media */
.social-links {
  margin-top: 30px;
  display: flex;
  gap: 20px;
}

.social-links a {
  color: #fb8500;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s;
}

.social-links a:hover {
  color: #ffd166;
}

/* Responsive */
@media (max-width: 900px) {
  .about-me-section {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-me-image img {
    margin: 0 auto;
  }

  .social-links {
    justify-content: center;
  }
}


/* FOOTER */
.footer {
    background: #020617;
    padding-top: 60px;
    margin-top: 80px;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
    padding: 0 8% 40px;
}

.footer-column h3 {
    font-size: 1.6rem;
    margin-bottom: 15px;
}

.footer-column h4 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: #ffb703;
}

.footer-column p {
    color: #9ca3af;
    max-width: 300px;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 10px;
    color: #9ca3af;
}

.footer-links a {
    text-decoration: none;
    color: #9ca3af;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #ffb703;
}

.footer-bottom {
    border-top: 1px solid #1f2933;
    text-align: center;
    padding: 20px;
    color: #6b7280;
    font-size: 0.9rem;
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

.bars {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 0.5rem;
  height: 4rem;
  margin-bottom: 2rem;
}

.bar {
  width: 0.5rem;
  border-radius: 0.25rem;
  background: linear-gradient(to top, #ffb703, #023047);
  animation: bounce 1s ease-in-out infinite;
}

.bar-1 { height: 50%; animation-delay: 0s; }
.bar-2 { height: 75%; animation-delay: 0.1s; }
.bar-3 { height: 100%; animation-delay: 0.2s; }
.bar-4 { height: 85%; animation-delay: 0.2s; }
.bar-5 { height: 45%; animation-delay: 0.3s; }

@keyframes bounce {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(0.5); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


@media (max-width: 1024px) {
    .navbar {
        padding: 16px 6%;
    }

    .nav-links {
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 60px 6%;
        gap: 24px;
        align-content: start;
    }

    .card {
        padding: 24px;
    }

    .nav-links {
        display: none;
    }

    .login-btn {
        padding: 8px 16px;
        font-size: 0.9rem;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .primary-btn {
        padding: 12px 28px;
    }

    .footer-container {
        gap: 30px;
        text-align: center;
    }

    .footer-column p {
        margin: 0 auto;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.7rem;
    }
}

@media (max-width: 1200px) {
    .left-square {
        width: 75px;
        height: 75px;
    }
}

@media (max-width: 768px) {
    .item {
        min-height: 70px;
    }

    .left-square {
        width: 65px;
        height: 65px;
    }

    .song-title {
        font-size: 0.9rem;
    }

    .song-artist {
        font-size: 0.75rem;
    }
}