/* static/style/the_guide.css */

:root {
    --guide-blue: #0a192f; /* Deep Sapphire Blue */
    --guide-gold: #c5a059;
    --guide-bg: #fdfdfd;
}

.guide-header {
    background: white;
    padding: 80px 0 40px;
    text-align: center;
    border-bottom: 1px solid #eee;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.8rem;
    color: var(--guide-gold);
    display: block;
    margin-bottom: 10px;
}

.guide-header h1 {
    font-size: 3.5rem;
    color: var(--guide-blue);
    margin: 0;
}

/* Tab Switcher */
.hub-switcher {
    margin-top: 40px;
    display: inline-flex;
    background: #f0f0f0;
    padding: 5px;
    border-radius: 50px;
}

.switch-btn {
    border: none;
    padding: 12px 40px;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    transition: 0.3s;
    background: transparent;
    color: #666;
}

.switch-btn.active {
    background: var(--guide-blue);
    color: white;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

/* Hub Visibility */
.hub-content { display: none; padding: 60px 0; }
.hub-content.active { display: block; animation: fadeIn 0.5s; }

.education-section {
    margin-top: 15px;
}
/* Cards & Grids */
.info-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    margin-bottom: 60px;
}

.info-card {
    background: white;
    padding: 40px;
    border: 1px solid #eaeaea;
    border-radius: 4px;
}

.info-card.featured {
    border-left: 4px solid var(--guide-blue);
    background: #f8fafc;
}

.info-card h3 { color: var(--guide-blue); margin-top: 0; }

/* Grading Table */
.grade-table {
    background: var(--guide-blue);
    color: white;
    padding: 20px;
    border-radius: 8px;
}

.grade-row {
    display: flex;
    justify-content: space-between;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.grade-row:last-child { border: none; }

.grade-row span:first-child { font-weight: bold; color: var(--guide-gold); }

/* Protocol Section */
.dual-column {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.protocol-card {
    border: 1px dashed #ccc;
    padding: 30px;
    text-align: center;
}
/* Anatomy Layout */
.anatomy-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr; /* Image on left, detailed text on right */
    gap: 40px;
    margin-top: 30px;
}

.anatomy-image img {
    width: 80%;
    border-radius: 5px;
    margin-left: 15px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.image-caption {
    font-size: 0.8rem;
    color: #666;
    margin-top: 12px;
    margin-left: 28px;
    font-style: italic;
}

.structure-breakdown {
    margin-top: 5px;
    border-top: 1px solid #eee;
    padding-top: 10px;
}

.layer {
    margin-bottom: 15px;
    font-size: 1rem;
}

.layer strong {
    display: block;
    color: var(--guide-blue);
    margin-bottom: 3px;
    font-family: var(--font-heading-secondary);
}

/* Varieties Grid */
.varieties-full-width {
    margin-top: 20px;
}

.varieties-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 20px;
}

.v-item {
    border-top: 2px solid var(--guide-gold);
    padding-top: 15px;
}

.v-item strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--guide-blue);
}
.section-subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 40px;
    font-size: 1.1rem;
}

/* GIA-STYLE GRID */
.gia-quality-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 60px;
}

.gia-card {
    background: #fff;
    border: 1px solid #eee;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.gia-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
}

.gia-card-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.gia-card-content {
    padding: 25px;
    flex-grow: 1;
}

.gia-card-content h3 {
    color: var(--guide-blue);
    font-size: 1.25rem;
    margin-top: 0;
    margin-bottom: 12px;
    border-bottom: 2px solid var(--guide-gold);
    display: inline-block;
}

.gia-card-content p, .gia-card-content li {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #444;
}
.gia-card-content li {
    margin-left: 15px;
}
/* Make certain cards stand out (Luster/Shape) */
.featured-factor {
    grid-column: span 1;
    background: #f8fafc;
}

/* Grading Scale Section */
.balance-summary {
    background: #fff;
    border: 1px solid #eee;
    padding: 60px 40px;
    margin-top: 60px;
}

.summary-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 50px;
}

.grade-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.grade-item {
    text-align: center;
}

.grade-visual {
    position: relative;
    margin-bottom: 20px;
    overflow: hidden;
    border-radius: 4px;
}

.grade-visual img {
    display: block;
    margin-left: auto;
    margin-right: auto;
    object-fit: contain;
    display: block;
}

.grade-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--guide-blue);
    color: white;
    padding: 5px 15px;
    font-weight: bold;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.grade-details h4 {
    color: var(--guide-gold);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.grade-details p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: #666;
}
.preservation-bg {
    background-color: #f9f9f9;
    padding: 50px 0;
}

.preservation-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.care-card {
    background: #fff;
    padding: 35px;
    text-align: center;
    border: 1px solid #eee;
    transition: box-shadow 0.3s ease;
}

.care-card:hover {
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}

.care-icon {
    font-size: 1.5rem;
    color: var(--guide-gold);
    margin-bottom: 15px;
}

.care-card h3 {
    font-size: 1rem;
    color: var(--guide-blue);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 15px;
}

.maintenance-footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    border-top: 1px solid #ddd;
    padding-top: 40px;
}

.maintenance-item h4 {
    color: var(--guide-blue);
    font-size: 0.9rem;
    text-transform: uppercase;
}

.maintenance-item p {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .preservation-grid, .maintenance-footer-grid {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 992px) {
    .grade-gallery { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .gia-quality-grid {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 992px) {
    .anatomy-container, .varieties-grid {
        grid-template-columns: 1fr;
    }
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Mobile Adjustments */
@media (max-width: 768px) {
    .info-grid, .dual-column { grid-template-columns: 1fr; }
    .guide-header h1 { font-size: 2.5rem; }
}