/* Taler Blockchain Website Custom Styles */

:root {
    --taler-blue: #1B8FBA;
    --taler-blue-dark: #136d8f;
    --taler-blue-light: #2ba8d9;
}

/* Custom Navbar Colors */
.bg-taler {
    background-color: var(--taler-blue) !important;
}

.navbar-dark .navbar-brand {
    color: #fff;
    font-size: 1.5rem;
}

.navbar-dark .navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.85);
    transition: color 0.2s ease;
}

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link:focus {
    color: #fff;
}

.navbar-dark .navbar-nav .nav-link.active {
    color: #fff;
    font-weight: 500;
}

/* Main Content */
main {
    min-height: calc(100vh - 300px);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--taler-blue) 0%, var(--taler-blue-dark) 100%);
    color: white;
    padding: 80px 0;
}

.hero-section h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero-section p {
    font-size: 1.25rem;
    opacity: 0.95;
}

/* Feature Cards */
.feature-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    border: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.feature-card .card-icon {
    font-size: 3rem;
    color: var(--taler-blue);
    margin-bottom: 1rem;
}

/* Download Cards */
.download-card {
    border: 2px solid #e0e0e0;
    transition: all 0.3s ease;
}

.download-card:hover {
    border-color: var(--taler-blue);
    box-shadow: 0 4px 12px rgba(27, 143, 186, 0.2);
}

.download-card .platform-icon {
    font-size: 4rem;
    color: var(--taler-blue);
    margin-bottom: 1rem;
}

/* FAQ Accordion */
.faq-accordion .accordion-button {
    background-color: #f8f9fa;
    color: #333;
    font-weight: 500;
}

.faq-accordion .accordion-button:not(.collapsed) {
    background-color: var(--taler-blue);
    color: white;
}

.faq-accordion .accordion-button:focus {
    border-color: var(--taler-blue);
    box-shadow: 0 0 0 0.25rem rgba(27, 143, 186, 0.25);
}

/* Documentation Sidebar */
.docs-sidebar {
    background-color: #f8f9fa;
    border-right: 2px solid #e0e0e0;
    min-height: 600px;
    position: sticky;
    top: 70px;
}

.docs-sidebar .nav-link {
    color: #333;
    padding: 0.5rem 1rem;
    border-left: 3px solid transparent;
    transition: all 0.2s ease;
}

.docs-sidebar .nav-link:hover {
    background-color: #e9ecef;
    border-left-color: var(--taler-blue-light);
}

.docs-sidebar .nav-link.active {
    background-color: #e9ecef;
    border-left-color: var(--taler-blue);
    color: var(--taler-blue);
    font-weight: 500;
}

.docs-sidebar .nav-section-title {
    font-weight: 600;
    color: var(--taler-blue);
    padding: 0.75rem 1rem;
    margin-top: 1rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Links Page */
.social-link-card {
    border: 2px solid #e0e0e0;
    transition: all 0.3s ease;
    text-align: center;
    padding: 2rem;
}

.social-link-card:hover {
    border-color: var(--taler-blue);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(27, 143, 186, 0.15);
}

.social-link-card i {
    font-size: 3rem;
    color: var(--taler-blue);
    margin-bottom: 1rem;
}

.social-link-card a {
    text-decoration: none;
    color: inherit;
}

/* Buttons */
.btn-taler {
    background-color: var(--taler-blue);
    border-color: var(--taler-blue);
    color: white;
}

.btn-taler:hover {
    background-color: var(--taler-blue-dark);
    border-color: var(--taler-blue-dark);
    color: white;
}

.btn-outline-taler {
    border-color: var(--taler-blue);
    color: var(--taler-blue);
}

.btn-outline-taler:hover {
    background-color: var(--taler-blue);
    border-color: var(--taler-blue);
    color: white;
}

/* Footer */
footer a:hover {
    color: var(--taler-blue-light) !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }

    .hero-section p {
        font-size: 1rem;
    }

    .docs-sidebar {
        position: static;
        border-right: none;
        border-bottom: 2px solid #e0e0e0;
        margin-bottom: 2rem;
    }

    .feature-card,
    .download-card {
        margin-bottom: 1.5rem;
    }
}

/* Utility Classes */
.text-taler {
    color: var(--taler-blue) !important;
}

.bg-taler-light {
    background-color: rgba(27, 143, 186, 0.1) !important;
}

.section-title {
    color: var(--taler-blue);
    font-weight: 700;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--taler-blue);
}