/* --- Hero & Controls --- */
.main-container {
    max-width: 1200px;
    margin: 180px auto 100px;
    text-align: center;
    padding: 0 5%;
}

.hero-text h1 {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-style: italic;
    margin-bottom: 10px;
}

.hero-text p {
    color: var(--accent);
    letter-spacing: 6px;
    font-size: 0.75rem;
    text-transform: uppercase;
    margin-bottom: 60px;
}

.control-panel {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 100px;
}

.glass-pill {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(15px);
    padding: 8px 30px;
    border-radius: 100px;
}

.glass-pill input {
    background: none;
    border: none;
    color: white;
    padding: 10px 0;
    outline: none;
    width: 160px;
    font-size: 0.9rem;
}

.sync-btn {
    background: var(--accent-gradient);
    background-size: 200% 200%;
    color: white;
    border: none;
    padding: 16px 40px;
    border-radius: 100px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.4s;
    animation: gradientShift 3s ease infinite;
}

.sync-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 10px 30px rgba(167, 139, 250, 0.5);
}

.action-btns {
    margin-top: 20px;
    display: none;
    gap: 10px;
    justify-content: center;
}

.action-btn {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-dim);
    padding: 12px 25px;
    border-radius: 100px;
    cursor: pointer;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.action-btn:hover {
    border-color: white;
    color: white;
}

/* --- Grid --- */
.planet-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.planet-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 45px;
    text-align: left;
    position: relative;
    backdrop-filter: blur(10px);
    opacity: 0;
    transform: translateY(30px);
    transition: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.planet-card.active {
    opacity: 1;
    transform: translateY(0);
}

.planet-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--p-color);
}

.planet-name {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    font-style: italic;
    margin-bottom: 30px;
}

.stat-label {
    font-size: 0.72rem;
    color: var(--text-dim);
    letter-spacing: 3px;
    margin-bottom: 5px;
    text-transform: uppercase;
}

.stat-val {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 25px;
}

.watermark {
    display: none;
    text-align: center;
    margin-top: 50px;
    font-size: 0.7rem;
    letter-spacing: 6px;
    color: #444;
    text-transform: uppercase;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* --- Mobile --- */
@media (max-width: 768px) {
    .main-container { margin: 150px auto 60px; padding: 0 4%; }
    .control-panel { flex-direction: column; align-items: stretch; margin-bottom: 60px; }
    .glass-pill, .sync-btn { width: 100%; }
    .glass-pill input { width: 100%; text-align: center; min-height: 44px; }
    .sync-btn { min-height: 48px; }
    .action-btns { flex-direction: column; align-items: stretch; width: 100%; }
    .action-btn { width: 100%; min-height: 44px; text-align: center; }
    .planet-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .planet-card { padding: 28px 20px; }
}

@media (max-width: 480px) {
    .hero-text h1 { font-size: clamp(1.8rem, 7vw, 2.5rem); }
    .planet-grid { grid-template-columns: 1fr; gap: 14px; }
    .planet-name { font-size: 1.4rem; }
    .stat-val { font-size: 1.2rem; }
}