/* General & Layout Variables */
:root {
    --primary: #ff7a00;
    --primary-hover: #e66e00;
    --primary-glow: rgba(255, 122, 0, 0.2);
    --bg-dark: #0a192f;
    --bg-card: rgba(23, 42, 69, 0.45);
    --bg-input: #0a192f;
    --text-light: #f8fafc;
    --text-muted: #8892b0;
    --border-color: rgba(48, 72, 107, 0.4);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    --glow-color: rgba(255, 122, 0, 0.1);
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Background Blueprint Grid & Glows */
.glow-bg {
    position: absolute;
    top: -10%;
    left: 20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--glow-color) 0%, transparent 70%);
    z-index: -2;
    pointer-events: none;
    filter: blur(80px);
}

.blueprint-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(51, 65, 85, 0.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(51, 65, 85, 0.07) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: -1;
    pointer-events: none;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-light);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.2rem;
    text-decoration: none;
}

.logo-img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    border-radius: 8px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.25s ease;
}

.nav-links a:hover {
    color: var(--primary);
}

.nav-btn {
    background-color: var(--primary);
    color: white !important;
    padding: 0.5rem 1.25rem;
    border-radius: 8px;
    font-weight: 600 !important;
    transition: background 0.25s ease !important;
}

.nav-btn:hover {
    background-color: var(--primary-hover);
}

.nav-btn-secondary {
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 8px;
}

.nav-btn-secondary:hover {
    border-color: var(--primary);
}

/* Hero Section */
.hero {
    padding: 8rem 2rem 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.badge {
    display: inline-block;
    background: rgba(249, 115, 22, 0.1);
    color: var(--primary);
    border: 1px solid rgba(249, 115, 22, 0.2);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-content h1 {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    line-height: 1.15;
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.hero-content h1 span {
    background: linear-gradient(135deg, var(--primary) 0%, #f97316 50%, #fca5a5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-ctas {
    display: flex;
    gap: 1rem;
    margin-bottom: 3.5rem;
}

.cta-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background-color: var(--primary);
    color: white;
    padding: 0.85rem 1.75rem;
    border-radius: 10px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.25s, transform 0.25s;
    box-shadow: 0 4px 20px rgba(249, 115, 22, 0.3);
}

.cta-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
}

.cta-secondary {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--border-color);
    color: var(--text-light);
    padding: 0.85rem 1.75rem;
    border-radius: 10px;
    font-weight: 600;
    text-decoration: none;
    transition: border-color 0.25s, background 0.25s;
}

.cta-secondary:hover {
    border-color: var(--primary);
    background: rgba(249, 115, 22, 0.05);
}

.play-store-icon {
    width: 20px;
    height: 20px;
}

.stats-row {
    display: flex;
    gap: 3rem;
}

.stat-item strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--text-light);
}

.stat-item span {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Device Mockup Visual */
.hero-visual {
    display: flex;
    justify-content: center;
}

.device-mockup {
    width: 320px;
    height: 600px;
    background: #000;
    border: 4px solid var(--border-color);
    border-radius: 36px;
    padding: 10px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
    position: relative;
    overflow: hidden;
}

.device-mockup::before {
    content: '';
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 25px;
    background: #000;
    border-radius: 20px;
    z-index: 10;
}

.device-screen {
    width: 100%;
    height: 100%;
    background-color: var(--bg-dark);
    border-radius: 26px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    padding-top: 25px;
}

.app-header {
    background-color: var(--bg-card);
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.app-title {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-light);
}

.status-indicator {
    font-size: 0.65rem;
    color: #22c55e;
}

.mockup-tab-title {
    padding: 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    text-align: center;
    background-color: rgba(249, 115, 22, 0.1);
    color: var(--primary);
}

.canvas-container {
    flex: 1;
    position: relative;
    background-color: #0c111d;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

#hero-contour-canvas {
    width: 100%;
    height: 100%;
    max-height: 240px;
}

.canvas-legend {
    position: absolute;
    bottom: 5px;
    right: 5px;
    background: rgba(30, 41, 59, 0.9);
    padding: 5px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    font-size: 0.6rem;
}

.legend-title {
    font-weight: bold;
    margin-bottom: 2px;
}

.legend-scale {
    display: flex;
    align-items: center;
    gap: 5px;
}

.scale-bar {
    width: 10px;
    height: 30px;
    background: linear-gradient(to top, #3b82f6, #ef4444);
    border-radius: 2px;
}

.scale-labels {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 30px;
}

.mockup-controls {
    padding: 0.75rem;
    background-color: var(--bg-card);
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mockup-btn {
    width: 100%;
    background-color: var(--primary);
    border: none;
    color: white;
    padding: 0.5rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
}

.coordinate-readout {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-align: center;
}

/* Feature Pillars Grid */
.features-section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 2.25rem;
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px -10px var(--primary-glow);
}

.feature-icon {
    font-size: 2.25rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.feature-bullets {
    list-style: none;
}

.feature-bullets li {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.feature-bullets li::before {
    content: '➔';
    color: var(--primary);
    font-size: 0.75rem;
}

/* Interactive Playground Section */
.playground-section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    background: radial-gradient(circle at 80% 20%, rgba(249, 115, 22, 0.05) 0%, transparent 60%);
}

.playground-container {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 20px;
    overflow: hidden;
}

.playground-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    background-color: rgba(15, 23, 42, 0.4);
}

.tab-trigger {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-muted);
    padding: 1.25rem 1rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: color 0.25s, background-color 0.25s;
    border-bottom: 2px solid transparent;
}

.tab-trigger.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    background-color: rgba(30, 41, 59, 0.5);
}

.tab-trigger:hover:not(.active) {
    color: var(--text-light);
    background-color: rgba(255, 255, 255, 0.02);
}

.tab-content {
    display: none;
    padding: 3rem;
}

.tab-content.active {
    display: block;
}

.playground-split {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3.5rem;
    align-items: center;
}

.playground-inputs h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.playground-inputs p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

.input-group {
    margin-bottom: 1.5rem;
}

.input-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.input-group label, .input-row label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.input-group input, .input-group select, .input-row input {
    width: 100%;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: var(--text-light);
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.25s;
}

.input-group input:focus, .input-group select:focus, .input-row input:focus {
    border-color: var(--primary);
    outline: none;
}

.calc-btn {
    background-color: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 0.85rem 1.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.25s;
}

.calc-btn:hover {
    background-color: var(--primary-hover);
}

.playground-results {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.result-box {
    width: 100%;
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
}

.result-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.result-value {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-top: 0.5rem;
}

/* Compass diagram simulator */
.compass-diagram {
    margin-top: 2rem;
    width: 160px;
    height: 160px;
    background-color: var(--bg-dark);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    position: relative;
}

.compass-ring {
    width: 100%;
    height: 100%;
    position: relative;
}

.compass-dir {
    position: absolute;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
}

.compass-dir.n { top: 8px; left: 50%; transform: translateX(-50%); }
.compass-dir.s { bottom: 8px; left: 50%; transform: translateX(-50%); }
.compass-dir.e { right: 8px; top: 50%; transform: translateY(-50%); }
.compass-dir.w { left: 8px; top: 50%; transform: translateY(-50%); }

.needle {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 4px;
    height: 100px;
    background: linear-gradient(to bottom, var(--primary) 50%, var(--border-color) 50%);
    transform: translate(-50%, -50%) rotate(130deg);
    transition: transform 0.5s ease-out;
}

.needle::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 12px;
    background-color: var(--text-light);
    border: 2px solid var(--primary);
    border-radius: 50%;
}

/* Result Cards Grid */
.result-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    width: 100%;
}

.result-card {
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-title {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
}

.card-val {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--primary);
}

/* Reports Showcase */
.reports-section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.reports-container {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 5rem;
    align-items: center;
}

.reports-visual {
    display: flex;
    justify-content: center;
}

.pdf-card {
    background-color: white;
    color: #1e293b;
    width: 100%;
    max-width: 380px;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    font-family: 'Courier New', Courier, monospace;
}

.pdf-header {
    border-bottom: 2px solid #cbd5e1;
    padding-bottom: 1rem;
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.pdf-tag {
    background-color: #1e293b;
    color: white;
    font-size: 0.6rem;
    padding: 2px 6px;
    border-radius: 3px;
    display: inline-block;
    margin-bottom: 4px;
}

.pdf-header h4 {
    font-size: 0.9rem;
    margin: 0;
    font-weight: bold;
}

.pdf-date {
    font-size: 0.75rem;
}

.pdf-body h5 {
    font-size: 0.8rem;
    text-align: center;
    margin: 1.5rem 0;
    letter-spacing: 0.1em;
}

.pdf-data-table {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.pdf-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
}

.pdf-divider {
    border-bottom: 1px dashed #cbd5e1;
    margin: 0.5rem 0;
}

.pdf-row.total {
    font-weight: bold;
    font-size: 0.85rem;
}

.pdf-signature {
    margin-top: 2rem;
    border-top: 1px solid #e2e8f0;
    padding-top: 0.75rem;
    text-align: center;
    font-size: 0.65rem;
    color: #64748b;
}

.reports-content h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.reports-content p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
}

.pdf-feature-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.pdf-feat-item strong {
    display: block;
    color: var(--primary);
    font-size: 1.05rem;
    margin-bottom: 0.25rem;
}

.pdf-feat-item span {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Download CTA Section */
.download-section {
    padding: 8rem 2rem;
    text-align: center;
    background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(249, 115, 22, 0.05) 50%, var(--bg-dark) 100%);
    border-top: 1px solid var(--border-color);
}

.download-container {
    max-width: 800px;
    margin: 0 auto;
}

.download-container h2 {
    font-family: var(--font-heading);
    font-size: 2.75rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.download-container p {
    color: var(--text-muted);
    font-size: 1.25rem;
    margin-bottom: 3rem;
}

.download-btn-badge img {
    height: 54px;
    transition: transform 0.2s;
}

.download-btn-badge img:hover {
    transform: scale(1.05);
}

/* Footer styling */
.site-footer {
    border-top: 1px solid var(--border-color);
    background-color: #0b0f19;
    padding: 4rem 2rem 2rem 2rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand {
    max-width: 400px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 1rem;
}

.footer-links-group h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 1.25rem;
}

.footer-links-group ul {
    list-style: none;
}

.footer-links-group li {
    margin-bottom: 0.75rem;
}

.footer-links-group a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.footer-links-group a:hover {
    color: var(--primary);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Responsive Queries */
@media (max-width: 968px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-content p {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-ctas {
        justify-content: center;
    }
    
    .stats-row {
        justify-content: center;
    }
    
    .playground-split {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .reports-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 2rem;
    }
}

/* Gallery Section Styling */
.gallery-section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    border-top: 1px solid var(--border-color);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.gallery-item {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.3s ease, border-color 0.3s ease;
    display: flex;
    flex-direction: column;
}

.gallery-item img {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-bottom: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.03);
}

.gallery-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.gallery-caption {
    padding: 1.25rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-light);
    text-align: center;
    background-color: rgba(15, 23, 42, 0.2);
}

.cover-image-container {
    margin: 2.5rem auto;
    max-width: 700px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-color);
}

.cover-banner-img {
    width: 100%;
    height: auto;
    display: block;
}

/* Hero Poster Styling */
.hero-poster-container {
    max-width: 420px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
    border: 2px solid var(--border-color);
    transition: transform 0.3s ease;
}

.hero-poster-container:hover {
    transform: scale(1.02);
}

.hero-poster-img {
    width: 100%;
    height: auto;
    display: block;
}

/* Gallery Tab Styling */
.gallery-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.gallery-tab-btn {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.25s ease;
}

.gallery-tab-btn.active, .gallery-tab-btn:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: white;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.gallery-tab-content {
    display: none;
    animation: fadeIn 0.4s ease-in-out;
}

.gallery-tab-content.active {
    display: block;
}

.flex-center {
    display: flex;
    justify-content: center;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* PDF Screenshot & Links Styling */
.pdf-screenshot-img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

.pdf-screenshot-img:hover {
    transform: translateY(-5px);
}

.pdf-downloads-section {
    margin-top: 2rem;
}

.pdf-downloads-section h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.pdf-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 0.75rem;
}

.pdf-link-btn {
    display: inline-block;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-light);
    padding: 0.6rem 0.8rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    transition: all 0.2s ease;
}

.pdf-link-btn:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--primary-glow);
}