/* Topper Notes Specific Styles */

/* Hero Section */
.notes-hero {
    text-align: center;
    padding: 4rem 1rem;
    position: relative;
    z-index: 2;
}

.year-block {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    margin-bottom: 2rem;
    overflow: hidden;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.year-block.disabled {
    opacity: 0.6;
    pointer-events: none;
}

.year-header {
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    background: linear-gradient(to right, rgba(255, 255, 255, 0.05), transparent);
    transition: background 0.3s ease;
}

.year-header:hover {
    background: rgba(255, 255, 255, 0.08);
}

.year-header h2 {
    font-size: 1.5rem;
    margin: 0;
    color: var(--text-primary);
    display: flex;
    align-items: center;
}

.year-header i {
    color: var(--gold);
    transition: transform 0.3s ease;
}

.year-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0, 1, 0, 1);
}

.year-content.active {
    transition: max-height 0.5s ease-in-out;
}

.notes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    padding: 2rem;
}

.note-card {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 1.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.note-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    border-color: var(--gold);
}

.note-icon {
    font-size: 2rem;
    color: var(--accent-primary);
    margin-bottom: 1rem;
}

.note-card h3 {
    margin: 0 0 1rem 0;
    font-size: 1.2rem;
    color: #e0e0e0;
}

.unit-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: auto;
}

.unit-links a {
    text-decoration: none;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-size: 0.85rem;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.unit-links a:hover {
    background: var(--gold);
    color: #000;
    font-weight: 600;
}

.coming-soon-pill {
    background: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.3);
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-size: 0.85rem;
    cursor: not-allowed;
    border: 1px dashed rgba(255, 255, 255, 0.1);
}

.curator-section {
    text-align: center;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.curator-name {
    font-size: 2.5rem;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin: 0.5rem 0;
}

/* About Page Specifics Overlay */
.about-section-page {
    position: fixed;
    top: 80px;
    /* Below header */
    left: 0;
    width: 100%;
    height: calc(100% - 80px);
    background: var(--bg-primary);
    /* Ideally should reuse main About style or be a section */
    z-index: 100;
    overflow-y: auto;
    display: flex;
    justify-content: center;
    padding: 2rem;
}

.about-content-text p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .notes-grid {
        grid-template-columns: 1fr;
        padding: 1rem;
    }

    .year-header h2 {
        font-size: 1.2rem;
    }

    .curator-name {
        font-size: 2rem;
    }

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

    .note-card {
        text-align: center;
    }
}

/* --- Enhanced Navbar & Header Styles (Topper Specific) --- */
#main-header {
    background: rgba(10, 10, 10, 0.7) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    padding: 0.8rem 0;
    transition: all 0.3s ease;
}

/* Ensure container allows spread */
.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Logo enhancement */
.logo-title .logo {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
    letter-spacing: 1px;
    font-family: 'Poppins', sans-serif;
    /* Ensuring bold font */
}

/* Nav Menu Pill Design */
#nav-menu ul {
    background: rgba(255, 255, 255, 0.03);
    padding: 6px;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    gap: 5px;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.2);
    list-style: none;
    /* Ensure no bullets */
    margin: 0;
}

.nav-btn {
    background: transparent;
    border: none;
    color: #ccc;
    /* fallback from var */
    color: var(--text-secondary, #ccc);
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 10px 24px;
    border-radius: 40px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 1;
}

.nav-btn:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.05);
}

.nav-btn.active-btn {
    background: linear-gradient(90deg, #FFD700, #FDB931);
    color: #000;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
    transform: scale(1.05);
}

.nav-btn.active-btn:hover {
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.6);
    transform: scale(1.08);
}

.theme-toggle {
    transition: transform 0.3s ease;
    color: #FFD700 !important;
}

.theme-toggle:hover {
    transform: rotate(15deg) scale(1.2);
}