/* Navbar Styling */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-bd);
    padding: 1.25rem 0;
    background: transparent;
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    padding: 0.85rem 0;
    background: rgba(0, 18, 15, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--bd-teal-border);
    box-shadow: var(--bd-shadow-sm);
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 700;
    font-size: 1.35rem;
    color: var(--bd-text-title);
}

.logo-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: var(--bd-mint-accent);
    position: relative;
    box-shadow: 0 0 10px rgba(0, 229, 163, 0.3);
}

.logo-text {
    font-weight: 700;
    color: var(--bd-text-title);
}

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--bd-text-body);
    position: relative;
    padding: 0.25rem 0;
}

.nav-link:hover {
    color: var(--bd-mint-accent);
}

.nav-link.active {
    color: var(--bd-mint-accent);
    font-weight: 600;
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Hide nav-cta on screens where hamburger is shown */
@media (max-width: 992px) {
    .navbar > .container > .nav-cta,
    .navbar-container > .nav-cta {
        display: none !important;
    }
}

/* Burger Mobile Menu */
.hamburger {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
    z-index: 1010;
}

.bar {
    display: block;
    width: 22px;
    height: 2px;
    margin: 4px auto;
    transition: var(--transition-bd-fast);
    background-color: var(--bd-text-title);
    border-radius: var(--radius-bd-pill);
}

/* Apple-style Premium Tech Buttons (Reference Image inspired) */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 10px; /* Squircle buttons */
    border: none;
    cursor: pointer;
    transition: var(--transition-bd-fast);
    gap: 0.4rem;
}

.btn:active {
    transform: scale(0.97);
    opacity: 0.85;
}

.btn-primary {
    background-color: var(--bd-mint-accent);
    color: var(--bd-dark-bg);
    box-shadow: 0 4px 15px rgba(0, 229, 163, 0.25);
}

.btn-primary:hover {
    background-color: var(--bd-mint-hover);
    box-shadow: 0 6px 20px rgba(0, 229, 163, 0.4);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--bd-teal-border);
    color: var(--bd-mint-accent);
}

.btn-outline:hover {
    background-color: rgba(0, 229, 163, 0.05);
    border-color: var(--bd-mint-accent);
}

.btn-secondary {
    background-color: var(--bd-teal-card);
    border: 1px solid var(--bd-teal-border);
    color: var(--bd-mint-accent);
}

.btn-secondary:hover {
    border-color: var(--bd-mint-accent);
    background-color: rgba(1, 43, 36, 0.6);
}

.btn-dark {
    background-color: var(--bd-dark-bg);
    color: var(--bd-text-title);
    border: 1px solid var(--bd-teal-border);
}

.btn-dark:hover {
    background-color: var(--bd-teal-card);
    border-color: var(--bd-mint-accent);
}

/* Premium Dark Tech Cards */
.card {
    background-color: var(--bd-teal-card);
    border-radius: var(--radius-bd-card);
    padding: 2.25rem;
    box-shadow: var(--bd-shadow-sm);
    border: 1px solid var(--bd-teal-border);
    transition: var(--transition-bd);
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: var(--bd-shadow-md);
    border-color: var(--bd-mint-accent);
}

.card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background-color: rgba(0, 229, 163, 0.08);
    color: var(--bd-mint-accent);
    font-size: 1.25rem;
    margin-bottom: 1.25rem;
}

.card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
    color: var(--bd-text-title);
}

.card p {
    margin-bottom: 1.25rem;
    font-size: 0.95rem;
    color: var(--bd-text-body);
}

.card-link {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--bd-mint-accent);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.card-link i {
    font-size: 0.8rem;
    transition: var(--transition-bd-fast);
}

.card-link:hover i {
    transform: translateX(3px);
}

/* Stats Cards */
.stat-card {
    background-color: var(--bd-teal-card);
    border-radius: 16px;
    padding: 1.75rem;
    text-align: center;
    border: 1px solid var(--bd-teal-border);
    box-shadow: var(--bd-shadow-sm);
}

.stat-number {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--bd-text-title);
    margin-bottom: 0.25rem;
    letter-spacing: -0.03em;
    text-shadow: 0 0 10px rgba(0, 229, 163, 0.2);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--bd-text-muted);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Testimonials Slide Panels */
.testimonials-slider {
    position: relative;
    max-width: 850px;
    margin: 0 auto;
    overflow: hidden;
}

.testimonials-track {
    display: flex;
    transition: transform var(--transition-bd);
}

.testimonial-slide {
    min-width: 100%;
    padding: 0.75rem;
}

.testimonial-card {
    background-color: var(--bd-teal-card);
    border-radius: var(--radius-bd-card);
    padding: 2.5rem;
    border: 1px solid var(--bd-teal-border);
    box-shadow: var(--bd-shadow-md);
}

.testimonial-text {
    font-size: 1.05rem;
    color: var(--bd-text-title);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-image {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-bd-pill);
    object-fit: cover;
}

.author-info h4 {
    font-size: 0.95rem;
    margin-bottom: 0.1rem;
    color: var(--bd-text-title);
}

.author-info p {
    font-size: 0.8rem;
    color: var(--bd-text-body);
}

.slider-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.slider-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-bd-pill);
    background-color: var(--bd-teal-card);
    border: 1px solid var(--bd-teal-border);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    color: var(--bd-text-title);
    transition: var(--transition-bd-fast);
}

.slider-btn:hover {
    border-color: var(--bd-mint-accent);
    color: var(--bd-mint-accent);
}

.slider-dots {
    display: flex;
    gap: 0.4rem;
}

.slider-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-bd-pill);
    background-color: var(--bd-teal-border);
    cursor: pointer;
    transition: var(--transition-bd-fast);
}

.slider-dot.active {
    background-color: var(--bd-mint-accent);
    width: 18px;
}

/* iOS Segmented Control (Dark Emerald custom styling) */
.segmented-control {
    display: flex;
    background-color: var(--bd-dark-bg);
    border-radius: 10px;
    padding: 2px;
    border: 1px solid var(--bd-teal-border);
    user-select: none;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.segmented-control::-webkit-scrollbar {
    display: none;
}

.segmented-item {
    flex: 1;
    min-width: max-content;
    text-align: center;
    padding: 0.5rem 0.6rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--bd-text-body);
    border-radius: 8px;
    cursor: pointer;
    border: none;
    background: transparent;
    transition: var(--transition-bd-fast);
    white-space: nowrap;
}

.segmented-item.active {
    background-color: var(--bd-teal-card);
    box-shadow: 0 0 10px rgba(0, 229, 163, 0.15);
    color: var(--bd-mint-accent);
}

/* iOS Grouped Form Elements */
.ios-form-group {
    background-color: var(--bd-teal-card);
    border-radius: 12px;
    border: 1px solid var(--bd-teal-border);
    overflow: hidden;
    margin-bottom: 1.5rem;
    box-shadow: var(--bd-shadow-sm);
    width: 100%;
    min-width: 0;
}

.ios-form-row {
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--bd-teal-border);
    padding: 0.75rem 1.25rem;
    position: relative;
    min-width: 0;
}

.ios-form-row:last-child {
    border-bottom: none;
}

.ios-form-label {
    min-width: 100px;
    max-width: 120px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--bd-text-title);
    flex-shrink: 0;
}

.ios-form-input {
    flex: 1;
    min-width: 0;
    border: none;
    outline: none;
    background: transparent;
    font-family: inherit;
    font-size: 0.9rem;
    color: var(--bd-text-title);
    padding: 0.25rem 0;
    width: 100%;
}

.ios-form-input::placeholder {
    color: var(--bd-text-muted);
}

.ios-form-input:focus {
    color: var(--bd-text-title);
}

select.ios-form-input option {
    background-color: #012b24 !important; /* rich dark teal card color */
    color: #ffffff !important; /* white text color */
}


/* FAQ Chevron Accordions */
.accordion {
    max-width: 750px;
    margin: 0 auto;
    background-color: var(--bd-teal-card);
    border-radius: 12px;
    border: 1px solid var(--bd-teal-border);
    overflow: hidden;
    box-shadow: var(--bd-shadow-sm);
}

.accordion-item {
    border-bottom: 1px solid var(--bd-teal-border);
}

.accordion-item:last-child {
    border-bottom: none;
}

.accordion-header {
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
    transition: var(--transition-bd-fast);
}

.accordion-header h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin: 0;
    color: var(--bd-text-title);
}

.accordion-header i {
    color: var(--bd-text-body);
    font-size: 0.8rem;
    transition: var(--transition-bd-fast);
}

.accordion-header:hover {
    background-color: var(--bd-dark-bg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-bd);
}

.accordion-inner {
    padding: 0 1.5rem 1.25rem 1.5rem;
}

.accordion-inner p {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--bd-text-body);
}

/* Settings-style Sandbox Panel */
.sandbox-card {
    background-color: var(--bd-teal-card);
    border-radius: var(--radius-bd-card);
    box-shadow: var(--bd-shadow-md);
    border: 1px solid var(--bd-teal-border);
    overflow: hidden;
    width: 100%;
    min-width: 0;
}

.sandbox-header {
    background-color: var(--bd-dark-bg);
    padding: 1.25rem 1.25rem;
    border-bottom: 1px solid var(--bd-teal-border);
}

.sandbox-body {
    padding: 1.5rem;
}

@media (min-width: 768px) {
    .sandbox-header {
        padding: 1.25rem 1.75rem;
    }
    .sandbox-body {
        padding: 2rem;
    }
}

.sandbox-controls {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.sandbox-control-group {
    background-color: var(--bd-dark-bg);
    padding: 1.25rem;
    border-radius: 12px;
    border: 1px solid var(--bd-teal-border);
}

.sandbox-control-group label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--bd-text-title);
}

.sandbox-control-group label span.value {
    color: var(--bd-mint-accent);
    font-weight: 700;
}

.sandbox-segmented-wrapper {
    margin-top: 0.5rem;
}

.sandbox-visualizer {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

@media (min-width: 576px) {
    .sandbox-visualizer {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

.sandbox-visual-panel {
    border: 1px solid var(--bd-teal-border);
    border-radius: 12px;
    padding: 1.25rem;
    text-align: center;
    background-color: var(--bd-dark-bg);
}

.sandbox-visual-panel h4 {
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    color: var(--bd-text-title);
}

.sandbox-gauge-container {
    width: 120px;
    height: 120px;
    margin: 0 auto 1rem auto;
    position: relative;
}

.sandbox-gauge-svg {
    transform: rotate(-90deg);
}

.sandbox-gauge-bg {
    fill: none;
    stroke: rgba(0, 0, 0, 0.2);
    stroke-width: 10;
}

.sandbox-gauge-fill {
    fill: none;
    stroke: var(--bd-mint-accent);
    stroke-width: 10;
    stroke-linecap: round;
    transition: stroke-dasharray var(--transition-bd);
}

.sandbox-gauge-val {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--bd-text-title);
}

.sandbox-desc-panel {
    background-color: rgba(0, 229, 163, 0.04);
    border: 1px solid rgba(0, 229, 163, 0.08);
    border-radius: 12px;
    padding: 1.25rem;
    text-align: center;
    margin-top: 1.5rem;
}

.sandbox-desc-panel h4 {
    font-size: 0.9rem;
    margin-bottom: 0.35rem;
    color: var(--bd-text-title);
}

.sandbox-desc-panel p {
    font-size: 0.85rem;
    line-height: 1.45;
    color: var(--bd-text-body);
}

/* iOS Clean Footer */
.footer {
    background-color: var(--bd-teal-card);
    border-top: 1px solid var(--bd-teal-border);
}

.footer-top {
    padding: 3rem 0 2rem 0;
}

@media (min-width: 768px) {
    .footer-top {
        padding: 4.5rem 0 3rem 0;
    }
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 3rem;
}

@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2.5rem;
    }
}

@media (max-width: 576px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

.footer-brand p {
    margin-top: 1rem;
    margin-bottom: 1.5rem;
    max-width: 100%;
    font-size: 0.9rem;
    color: var(--bd-text-body);
    line-height: 1.6;
}

@media (min-width: 576px) {
    .footer-brand p {
        max-width: 280px;
    }
}

.social-links {
    display: flex;
    gap: 0.75rem;
}

.social-icon {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-bd-pill);
    background-color: var(--bd-dark-bg);
    border: 1px solid var(--bd-teal-border);
    color: var(--bd-text-title);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    transition: var(--transition-bd-fast);
}

.social-icon:hover {
    background-color: var(--bd-mint-accent);
    border-color: var(--bd-mint-accent);
    color: var(--bd-dark-bg);
    box-shadow: 0 0 10px rgba(0, 229, 163, 0.3);
}

.footer-nav h4 {
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--bd-text-title);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-link {
    font-size: 0.9rem;
    color: var(--bd-text-body);
    transition: var(--transition-bd-fast);
}

.footer-link:hover {
    color: var(--bd-mint-accent);
}

.footer-newsletter h4 {
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-newsletter p {
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: var(--bd-text-body);
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    border: 1px solid var(--bd-teal-border);
    outline: none;
    font-family: inherit;
    font-size: 0.9rem;
    background-color: var(--bd-dark-bg);
    color: var(--bd-text-title);
    transition: var(--transition-bd-fast);
}

.form-input:focus {
    border-color: var(--bd-mint-accent);
    background-color: var(--bd-teal-card);
}

.footer-bottom {
    border-top: 1px solid var(--bd-teal-border);
    padding: 1.75rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--bd-text-muted);
    font-size: 0.85rem;
}

@media (max-width: 768px) {
    .footer-bottom {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
}

.footer-bottom-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

@media (min-width: 576px) {
    .footer-bottom-links {
        gap: 1.25rem;
        flex-wrap: nowrap;
    }
}

/* Contact Form Block */
.contact-form-container {
    background-color: var(--bd-teal-card);
    border-radius: var(--radius-bd-card);
    box-shadow: var(--bd-shadow-md);
    border: 1px solid var(--bd-teal-border);
    padding: 1.5rem;
    width: 100%;
    min-width: 0;
    overflow: hidden;
}

@media (min-width: 576px) {
    .contact-form-container {
        padding: 2rem;
    }
}

@media (min-width: 992px) {
    .contact-form-container {
        padding: 3rem;
    }
}

/* Mobile Responsive Sidebar Menu */
@media (max-width: 992px) {
    .navbar {
        padding: 1rem 0;
    }
    
    .hamburger {
        display: block;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 0;
        gap: 0;
        flex-direction: column;
        align-items: center;
        background-color: var(--bd-teal-card);
        width: 100%;
        height: 100vh;
        text-align: center;
        transition: var(--transition-bd);
        box-shadow: var(--bd-shadow-lg);
        justify-content: center;
        padding: 5rem 0 2rem 0;
        z-index: 1005;
        overflow-x: hidden;
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    /* Show nav-cta inside the mobile menu */
    .nav-menu .nav-cta-mobile {
        display: flex !important;
        flex-direction: column;
        gap: 0.75rem;
        width: 100%;
        padding: 0 2rem;
        margin-top: 1.5rem;
    }
    
    .nav-menu .nav-cta-mobile .btn {
        width: 100%;
        justify-content: center;
    }
    
    .nav-item {
        margin: 1rem 0;
        width: 100%;
    }
    
    .nav-link {
        font-size: 1.15rem;
        display: block;
        width: 100%;
        padding: 0.5rem 1rem;
    }
    
    /* Hide the desktop nav-cta entirely on mobile */
    .navbar-container > .nav-cta {
        display: none !important;
    }
}

/* Extra small mobile (≤480px) */
@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .section {
        padding: clamp(2.5rem, 6vw, 5rem) 0;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .stat-card {
        padding: 1.25rem;
    }
    
    .ios-form-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.35rem;
        padding: 0.85rem 1rem;
    }
    
    .ios-form-label {
        min-width: auto;
        max-width: 100%;
        font-size: 0.8rem;
    }
    
    .ios-form-input {
        font-size: 0.85rem;
        padding: 0.2rem 0;
    }
    
    select.ios-form-input {
        width: 100%;
    }
    
    .btn {
        padding: 0.7rem 1.2rem;
        font-size: 0.85rem;
    }
    
    .testimonial-card {
        padding: 1.5rem;
    }
    
    .testimonial-text {
        font-size: 0.95rem;
    }
    
    .footer-top {
        padding: 3rem 0 2rem 0;
    }
    
    .accordion-header {
        padding: 1rem 1rem;
    }
    
    .accordion-inner {
        padding: 0 1rem 1rem 1rem;
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
    
    .section-header {
        margin-bottom: 2.5rem;
    }
}

/* Small tablets (481px - 768px) */
@media (min-width: 481px) and (max-width: 768px) {
    .ios-form-row {
        padding: 0.75rem 1rem;
    }
    
    .ios-form-label {
        min-width: 90px;
        font-size: 0.85rem;
    }
    
    .contact-form-container {
        padding: 1.75rem;
    }
}