/* style.css - Versi Sempurna dengan Warna & Pointer */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&display=swap');

:root {
    --spotify-green: #1DB954;
    --spotify-green-hover: #1ED760;
    --background-dark: #121212;
    --card-dark: #1E1E1E;
    --text-primary: #FFFFFF;
    --text-secondary: #B3B3B3;
    --border-color: rgba(255, 255, 255, 0.1);
    --border-radius-card: 16px;
    --border-radius-pill: 50px;
    --main-font: 'Poppins', sans-serif;

    /* Palet warna gelap untuk segmen roda dan judul kelompok */
    --color-palette-1: #34495E; /* Dark Blue Gray */
    --color-palette-2: #2C3E50; /* Deeper Blue Gray */
    --color-palette-3: #16A085; /* Dark Teal */
    --color-palette-4: #27AE60; /* Darker Green */
    --color-palette-5: #2ECC71; /* Medium Green */
    --color-palette-6: #8E44AD; /* Dark Purple */
    --color-palette-7: #9B59B6; /* Medium Purple */
    --color-palette-8: #3498DB; /* Medium Blue */
    --color-palette-9: #2980B9; /* Darker Blue */
    --color-palette-10: #E67E22; /* Dark Orange */
    --color-palette-11: #D35400; /* Deep Orange */
    --color-palette-12: #C0392B; /* Dark Red */
    --color-palette-13: #E74C3C; /* Medium Red */
    --color-palette-14: #F1C40F; /* Dark Yellow */
    --color-palette-15: #F39C12; /* Golden Yellow */
}

/* ANIMASI */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeInUpSlight { from { opacity: 0; transform: translateY(15px); } to { opacity: 1; transform: translateY(0); } }
@keyframes cardReveal { from { opacity: 0; transform: translateY(20px) scale(0.95); } to { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes aurora { 0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; } }
@keyframes typing { from { width: 0; } to { width: 100%; } }

/* GAYA GLOBAL & LATAR */
body {
    font-family: var(--main-font);
    background-color: var(--background-dark);
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 40px 20px;
    box-sizing: border-box;
    overflow-x: hidden;
    position: relative;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}
body::before {
    content: ''; position: fixed; top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(125deg, #1db954, #121212, #3a0ca3, #121212);
    background-size: 300% 300%;
    filter: blur(100px); opacity: 0.2;
    z-index: -1; animation: aurora 25s ease infinite;
}

/* STRUKTUR TAMPILAN (VIEW) */
.view {
    display: none; width: 100%; position: absolute;
    opacity: 0; transition: opacity 0.5s ease-out, transform 0.5s ease-out;
    transform: scale(0.98); pointer-events: none;
}
.view.active {
    display: flex; flex-direction: column; justify-content: center;
    align-items: center; position: relative;
    opacity: 1; transform: scale(1); pointer-events: auto;
}
.container {
    background: rgba(30, 30, 30, 0.7);
    backdrop-filter: blur(20px) saturate(180%);
    padding: 40px; border-radius: var(--border-radius-card);
    width: 100%; max-width: 600px; border: 1px solid var(--border-color);
    animation: fadeInUpSlight 1s ease-out;
}

/* TAMPILAN SETUP */
h1 { text-align: center; color: var(--text-primary); margin-top: 0; margin-bottom: 10px; font-weight: 700; }
p { text-align: center; color: var(--text-secondary); margin-top: 0; margin-bottom: 30px; }
label { display: block; margin-bottom: 8px; font-weight: 600; color: var(--text-secondary); }
.input-section { margin-bottom: 25px; }

.mode-selector {
    display: flex; gap: 10px; background-color: #333;
    padding: 5px; border-radius: var(--border-radius-pill);
}
.mode-btn {
    flex-grow: 1; padding: 10px 20px; border: none;
    border-radius: var(--border-radius-pill); background-color: transparent;
    color: var(--text-secondary); font-weight: 600;
    cursor: pointer; transition: all 0.3s ease;
}
.mode-btn.active {
    background-color: var(--spotify-green); color: #000;
    box-shadow: 0 5px 15px rgba(29, 185, 84, 0.2);
}
.number-input-container {
    display: flex; justify-content: center;
    align-items: center; gap: 20px;
}
.number-control-btn {
    width: 44px; height: 44px; background-color: #333;
    border: 1px solid var(--border-color); color: var(--text-primary);
    border-radius: 50%; font-size: 24px; font-weight: bold; cursor: pointer;
    transition: all 0.2s ease; display: flex;
    justify-content: center; align-items: center;
}
.number-control-btn:hover { background-color: #444; border-color: var(--spotify-green); }
.number-control-btn:disabled { opacity: 0.3; cursor: not-allowed; }
.number-display {
    font-size: 36px; font-weight: 700;
    color: var(--text-primary); min-width: 60px; text-align: center;
}
button#generate-btn {
    width: 100%; padding: 15px; background: var(--spotify-green); color: #000;
    border: none; border-radius: var(--border-radius-pill); font-size: 16px;
    font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
    cursor: pointer; transition: all 0.2s ease-out;
}
button#generate-btn:hover {
    background-color: var(--spotify-green-hover); transform: scale(1.05);
    box-shadow: 0 10px 20px rgba(29, 185, 84, 0.25);
}
button#generate-btn:active { transform: scale(0.95); box-shadow: 0 5px 10px rgba(29, 185, 84, 0.2); }

/* TAMPILAN SPIN */
#spin-view { padding: 20px; gap: 20px; }
.spin-layout {
    display: flex; flex-wrap: wrap; justify-content: center;
    align-items: flex-start; gap: 30px;
    width: 100%; max-width: 1200px;
}
.wheel-wrapper {
    display: flex; flex-direction: column;
    align-items: center; gap: 20px;
}
.wheel-container {
    position: relative; width: 450px; height: 450px;
    display: flex; justify-content: center; align-items: center;
}
.wheel-pointer {
    position: absolute; top: 0; left: 50%; /* Posisi di atas tengah */
    transform: translateX(-50%); /* Geser ke kiri 50% lebar sendiri */
    width: 0; height: 0;
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    border-top: 30px solid var(--spotify-green); /* Gunakan border-top untuk menunjuk ke bawah */
    z-index: 10;
    filter: drop-shadow(0 4px 5px rgba(0,0,0,0.5));
    transition: transform 0.5s cubic-bezier(0.1, 1.5, 0.5, 1);
}
.wheel-container.spinning .wheel-pointer {
    transform: translateX(-50%) translateY(5px) scale(1.1); /* Sedikit bergerak saat berputar */
}

#wheel-canvas {
    transition: transform 0.5s ease;
}

#spin-btn {
    padding: 15px 50px; background: var(--spotify-green); color: #000;
    border: none; border-radius: var(--border-radius-pill); font-size: 20px;
    font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase;
    cursor: pointer; transition: all 0.2s ease-out;
}
#spin-btn:hover {
    background-color: var(--spotify-green-hover); transform: scale(1.1);
    box-shadow: 0 10px 20px rgba(29, 185, 84, 0.25);
}
#spin-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: scale(1); }
.spin-status {
    color: var(--text-secondary); font-size: 1.1em;
    min-height: 24px; text-align: center;
    overflow: hidden; white-space: nowrap;
}
.spin-status.typing {
    border-right: .15em solid var(--spotify-green);
    animation: typing 2s steps(30, end) forwards, fadeIn 0.5s;
}
.spin-results-wrapper {
    flex-grow: 1; display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 15px; width: 100%; max-width: 700px;
}
.spin-results-wrapper .kelompok-card ul { min-height: 100px; }
.spin-results-wrapper .kelompok-card li { animation: fadeInUpSlight 0.5s ease-out forwards; opacity: 0; }
.kelompok-card.highlight {
    transform: scale(1.05);
    box-shadow: 0 0 20px var(--spotify-green-hover);
    border-color: var(--spotify-green);
    transition: all 0.3s ease-out;
}

/* TAMPILAN HASIL */
#hasil-kelompok {
    margin-top: 30px; display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}
.kelompok-card {
    background: rgba(40, 40, 40, 0.7);
    backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-card); padding: 20px;
}
#result-view .kelompok-card {
    animation: cardReveal 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
    opacity: 0;
}
.kelompok-card h3 {
    margin: 0 0 15px 0;
    color: var(--text-primary); /* Default color, akan ditimpa JS */
    border-bottom: 1px solid var(--border-color); padding-bottom: 10px;
    font-size: 1.2em;
}
/* Aturan CSS dinamis untuk warna judul kelompok */
.kelompok-card.color-1 h3 { color: var(--color-palette-1); border-color: var(--color-palette-1); }
.kelompok-card.color-2 h3 { color: var(--color-palette-2); border-color: var(--color-palette-2); }
.kelompok-card.color-3 h3 { color: var(--color-palette-3); border-color: var(--color-palette-3); }
.kelompok-card.color-4 h3 { color: var(--color-palette-4); border-color: var(--color-palette-4); }
.kelompok-card.color-5 h3 { color: var(--color-palette-5); border-color: var(--color-palette-5); }
.kelompok-card.color-6 h3 { color: var(--color-palette-6); border-color: var(--color-palette-6); }
.kelompok-card.color-7 h3 { color: var(--color-palette-7); border-color: var(--color-palette-7); }
.kelompok-card.color-8 h3 { color: var(--color-palette-8); border-color: var(--color-palette-8); }
.kelompok-card.color-9 h3 { color: var(--color-palette-9); border-color: var(--color-palette-9); }
.kelompok-card.color-10 h3 { color: var(--color-palette-10); border-color: var(--color-palette-10); }
.kelompok-card.color-11 h3 { color: var(--color-palette-11); border-color: var(--color-palette-11); }
.kelompok-card.color-12 h3 { color: var(--color-palette-12); border-color: var(--color-palette-12); }
.kelompok-card.color-13 h3 { color: var(--color-palette-13); border-color: var(--color-palette-13); }
.kelompok-card.color-14 h3 { color: var(--color-palette-14); border-color: var(--color-palette-14); }
.kelompok-card.color-15 h3 { color: var(--color-palette-15); border-color: var(--color-palette-15); }


.kelompok-card h3 span { font-weight: 400; color: var(--text-secondary); font-size: 0.8em; }
.kelompok-card ul { list-style: none; padding: 0; margin: 0; }
.kelompok-card li { padding: 8px 0; color: var(--text-secondary); }

/* TOMBOL EKSPOR & RESET */
.export-container { display: none; flex-wrap: wrap; justify-content: center; gap: 15px; margin-top: 30px; animation: fadeInUpSlight 0.5s ease-out; }
.export-btn, .reset-btn {
    padding: 12px 24px; border: none; border-radius: var(--border-radius-pill);
    font-size: 14px; font-weight: 600; letter-spacing: 0.5px;
    cursor: pointer; transition: all 0.3s ease;
}
.export-btn:hover, .reset-btn:hover { transform: translateY(-3px); box-shadow: 0 8px 15px rgba(0,0,0,0.2); }
.wa-btn { background-color: #25D366; color: white; }
.pdf-btn { background-color: #FF5555; color: white; }
.reset-btn {
    background: none; border: 1px solid var(--border-color);
    color: var(--text-secondary); width: 100%; margin-top: 15px;
}

/* FOOTER & RESPONSIVE */
footer { width: 100%; text-align: center; color: var(--text-secondary); opacity: 0.5; font-size: 0.9em; padding: 20px 0; margin-top: auto; }
@media (max-width: 900px) { .spin-layout { flex-direction: column; align-items: center; } }
@media (max-width: 640px) {
    body { padding: 20px 15px; }
    .container { padding: 25px; }
    h1 { font-size: 1.8em; }
    #hasil-kelompok, .spin-results-wrapper { grid-template-columns: 1fr; }
    .wheel-container { transform: scale(0.8); margin-top: -30px; margin-bottom: -30px; }
    footer { position: relative; }
}