/* SparkDev Studio — redesign layer */

/* Page mesh background (legacy pages only — agency-site uses agency.css) */
body:not(.agency-site) {
    font-family: var(--font-body);
    background: var(--gradient-mesh);
    background-attachment: fixed;
    color: #333;
    padding-top: var(--nav-height);
    min-height: 100vh;
}

body:not(.agency-site)::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(circle at 15% 85%, rgba(80, 192, 230, 0.18) 0%, transparent 40%),
        radial-gradient(circle at 85% 15%, rgba(45, 136, 195, 0.15) 0%, transparent 38%);
    pointer-events: none;
    z-index: -1;
}

body:not(.agency-site) h1,
body:not(.agency-site) h2,
body:not(.agency-site) h3,
body:not(.agency-site) h4,
body:not(.agency-site) h5,
body:not(.agency-site) h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--primary-dark);
}

.section-eyebrow {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.text-gradient {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

/* Glassmorphism utilities */
.glass-panel,
.service-card,
.feature-card,
.tech-icon,
.pricing-card,
.contact-card,
.contact-form-wrapper,
.company-details,
.map-wrapper,
.error-card,
.quote-container {
    position: relative;
    background: var(--glass-bg-elevated);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-card);
    box-shadow: var(--glass-shadow);
}

.glass-panel::before,
.service-card::before,
.feature-card::before,
.tech-icon::before,
.pricing-card::before,
.contact-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.55) 0%,
        rgba(255, 255, 255, 0.08) 40%,
        transparent 60%
    );
    pointer-events: none;
    z-index: 0;
}

.glass-panel > *,
.service-card > *,
.feature-card > *,
.tech-icon > *,
.pricing-card > *,
.contact-card > * {
    position: relative;
    z-index: 1;
}

.glass-panel-dark {
    background: var(--glass-bg-dark);
    backdrop-filter: blur(var(--glass-blur-strong));
    -webkit-backdrop-filter: blur(var(--glass-blur-strong));
    border: 1px solid var(--glass-border-subtle);
    border-radius: var(--radius-card);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.glass-hero-panel {
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(var(--glass-blur-strong));
    -webkit-backdrop-filter: blur(var(--glass-blur-strong));
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: var(--radius-card);
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15),
                inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

/* Section decoration */
.section-deco {
    position: relative;
    overflow: hidden;
}

.section-deco::before,
.section-deco::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.35;
    pointer-events: none;
    z-index: 0;
}

.section-deco::before {
    width: 400px;
    height: 400px;
    background: var(--primary-light);
    top: -100px;
    right: -100px;
}

.section-deco::after {
    width: 300px;
    height: 300px;
    background: var(--accent);
    bottom: -80px;
    left: -80px;
}

.section-deco > .container,
.section-deco > .container-fluid {
    position: relative;
    z-index: 1;
}

/* Gradient drift hero background */
.gradient-drift {
    background: var(--gradient-hero);
    background-size: 200% 200%;
    animation: gradientDrift 20s ease infinite;
}

@keyframes gradientDrift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* Buttons */
.btn,
.btn-spark,
.btn-primary {
    border-radius: var(--radius-pill);
    padding: 10px 24px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), border-color var(--transition-base);
}

.btn-primary,
.btn-spark {
    background: var(--gradient-accent);
    border: none;
    color: var(--text-light);
    box-shadow: var(--glow-accent);
    position: relative;
    overflow: hidden;
}

.btn-primary:hover,
.btn-primary:focus,
.btn-spark:hover,
.btn-spark:focus {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-mid) 100%);
    color: var(--text-light);
    transform: scale(1.04);
    box-shadow: var(--glow-accent-strong);
    border: none;
}

.btn-outline-light,
.btn-spark-outline {
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.55);
    color: var(--text-light);
    border-radius: var(--radius-pill);
    padding: 10px 24px;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.btn-outline-light:hover,
.btn-spark-outline:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.75);
    color: var(--text-light);
    transform: scale(1.04);
    box-shadow: var(--glow-accent), inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.btn-primary.btn-lg {
    padding: 12px 32px;
}

.btn-loading {
    pointer-events: none;
    opacity: 0.85;
}

.btn-success-glow {
    box-shadow: 0 0 20px rgba(80, 192, 230, 0.6);
}

/* Focus accessibility */
a:focus-visible,
button:focus-visible,
.btn:focus-visible,
.form-control:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Hero */
.hero-section {
    min-height: calc(100vh - var(--nav-height));
    display: flex;
    align-items: center;
    padding: 100px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-section.gradient-drift {
    color: var(--text-light);
}

#hero-particles {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-section h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--text-light);
    line-height: 1.15;
}

.hero-section p,
.hero-section .lead {
    color: rgba(255, 255, 255, 0.92);
}

.hero-image {
    border-radius: var(--radius-card);
    border: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.25),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 1rem;
}

.hero-section--page {
    min-height: 40vh;
    padding: 80px 0 60px;
}

/* Cards hover lift */
.service-card,
.feature-card,
.tech-icon,
.pricing-card,
.contact-card {
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.service-card:hover,
.feature-card:hover,
.tech-icon:hover,
.pricing-card:hover,
.contact-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--glass-shadow-hover);
    border-color: rgba(80, 192, 230, 0.55);
    background: rgba(255, 255, 255, 0.48);
}

/* Navbar — logo center */
.navbar.spark-navbar {
    padding: 0.75rem 0;
    background: rgba(12, 59, 100, 0.18);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    transition: background var(--transition-base), backdrop-filter var(--transition-base), box-shadow var(--transition-base);
    z-index: 1030;
}

.navbar.spark-navbar.navbar-scrolled {
    background: rgba(12, 59, 100, 0.55);
    backdrop-filter: blur(var(--glass-blur-strong));
    -webkit-backdrop-filter: blur(var(--glass-blur-strong));
    border-bottom-color: rgba(255, 255, 255, 0.22);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18),
                inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.navbar.spark-navbar .navbar-brand img {
    height: 44px;
    transition: transform var(--transition-fast);
}

.navbar.spark-navbar .navbar-brand:hover img {
    transform: scale(1.05);
}

.spark-icon {
    color: var(--accent);
    font-size: 1.1rem;
    margin-left: 4px;
    animation: sparkPulse 2.5s ease-in-out infinite;
}

@keyframes sparkPulse {
    0%, 100% { opacity: 1; filter: drop-shadow(0 0 4px var(--accent)); }
    50% { opacity: 0.7; filter: drop-shadow(0 0 12px var(--accent)); }
}

.nav-center-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    width: 100%;
    position: relative;
}

@media (max-width: 991.98px) {
    .nav-center-wrap {
        justify-content: flex-end;
        gap: 0.5rem;
    }
}

.nav-center-brand {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 4px;
    z-index: 2;
}

.navbar.spark-navbar .nav-link {
    color: var(--text-light);
    font-family: var(--font-heading);
    font-weight: 500;
    padding: 0.5rem 1rem;
    position: relative;
    transition: color var(--transition-fast);
}

.navbar.spark-navbar.navbar-scrolled .nav-link,
.navbar.spark-navbar .nav-link {
    color: var(--text-light);
}

.navbar.spark-navbar .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent);
    transition: width var(--transition-fast), left var(--transition-fast);
}

.navbar.spark-navbar .nav-link:hover::after,
.navbar.spark-navbar .nav-link.active::after {
    width: 70%;
    left: 15%;
}

.navbar.spark-navbar .nav-link:hover,
.navbar.spark-navbar .nav-link.active {
    color: var(--accent);
}

.navbar.spark-navbar .btn-primary {
    margin-left: 0.5rem;
    padding: 8px 20px;
    font-size: 0.875rem;
}

.navbar.spark-navbar .navbar-toggler {
    border-color: rgba(255, 255, 255, 0.4);
    padding: 0.4rem 0.6rem;
}

.navbar.spark-navbar .navbar-toggler-icon {
    filter: invert(1);
}

@media (min-width: 992px) {
    .navbar.spark-navbar .navbar-collapse {
        display: flex !important;
        flex-basis: auto;
        align-items: center;
        justify-content: space-between;
        width: 100%;
    }

    .navbar.spark-navbar .nav-left,
    .navbar.spark-navbar .nav-right {
        flex: 1;
        display: flex;
        align-items: center;
    }

    .navbar.spark-navbar .nav-right {
        justify-content: flex-end;
    }

    .navbar.spark-navbar .nav-center-brand {
        flex-shrink: 0;
        margin: 0 1.5rem;
    }
}

@media (max-width: 991.98px) {
    .nav-center-brand {
        position: static;
        transform: none;
        order: -1;
        margin-right: auto;
    }

    .navbar.spark-navbar .navbar-collapse {
        background: rgba(12, 59, 100, 0.95);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-radius: var(--radius-card);
        margin-top: 1rem;
        padding: 1rem;
        border: 1px solid var(--glass-border);
    }

    .navbar.spark-navbar .navbar-nav {
        align-items: center;
    }

    .navbar.spark-navbar .btn-primary {
        margin: 0.5rem 0 0;
        width: 100%;
        text-align: center;
    }
}

/* Footer */
.footer.spark-footer {
    background: var(--dark);
    background-image: radial-gradient(ellipse at 20% 0%, rgba(45, 136, 195, 0.25) 0%, transparent 50%),
                      radial-gradient(ellipse at 80% 100%, rgba(80, 192, 230, 0.15) 0%, transparent 50%);
    color: var(--text-muted);
    padding: 80px 0 24px;
    position: relative;
    overflow: hidden;
}

.footer.spark-footer .footer-spark {
    color: var(--accent);
    animation: sparkPulse 3s ease-in-out infinite;
    margin: 0 6px;
}

.footer.spark-footer .social-links a {
    box-shadow: 0 0 0 0 rgba(80, 192, 230, 0);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.footer.spark-footer .social-links a:hover {
    box-shadow: 0 0 16px rgba(80, 192, 230, 0.5);
}

.footer-bottom {
    text-align: center;
}

/* Sections — let mesh show through */
.bg-light,
.services-section,
.tech-section,
.cta-section {
    background: transparent !important;
}

.about-section .col-lg-6:last-child {
    background: var(--glass-bg-elevated);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-card);
    padding: 2rem;
    box-shadow: var(--glass-shadow);
}

/* CTA */
.cta-section .cta-container {
    border-radius: var(--radius-card);
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.35);
    box-shadow: 0 16px 48px rgba(30, 91, 148, 0.25),
                inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.cta-section .cta-container.gradient-drift {
    padding: 3rem 2rem;
}

.cta-section .cta-container::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(4px);
    pointer-events: none;
}

/* Glass form inputs */
.form-control {
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    padding: 0.85rem 1.25rem;
    box-shadow: inset 0 1px 2px rgba(30, 91, 148, 0.06);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.form-control:focus {
    background: rgba(255, 255, 255, 0.65);
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(80, 192, 230, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

/* Pricing segment fade */
.service-category {
    transition: opacity 0.35s ease, transform 0.35s ease;
    opacity: 1;
    transform: translateY(0);
}

.service-category.segment-hidden {
    opacity: 0;
    transform: translateY(12px);
    pointer-events: none;
}

.service-category.segment-visible {
    opacity: 1;
    transform: translateY(0);
}

.btn-segment {
    border-radius: var(--radius-pill);
    padding: 8px 18px;
    margin: 4px;
    background: var(--glass-bg-elevated);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    color: var(--primary-dark);
    font-family: var(--font-heading);
    font-weight: 500;
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-fast);
}

.btn-segment:hover,
.btn-segment.active {
    background: var(--gradient-accent);
    color: var(--text-light);
    border-color: transparent;
    box-shadow: var(--glow-accent);
}

/* 404 & quote */
.error-page,
.quote-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.icon-wrapper {
    position: relative;
    background: rgba(255, 255, 255, 0.2) !important;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.55) !important;
    box-shadow: var(--glass-shadow), var(--glow-accent) !important;
}

.icon-wrapper::after {
    content: '';
    position: absolute;
    inset: 4px;
    border-radius: 50%;
    background: var(--gradient-accent);
    z-index: 0;
    opacity: 0.9;
}

.icon-wrapper i {
    position: relative;
    z-index: 1;
    color: white !important;
    -webkit-text-fill-color: white;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .gradient-drift {
        animation: none;
    }

    .spark-icon,
    .footer.spark-footer .footer-spark {
        animation: none;
    }

    .service-card:hover,
    .feature-card:hover,
    .tech-icon:hover,
    .pricing-card:hover,
    .contact-card:hover,
    .btn-primary:hover,
    .btn-spark:hover {
        transform: none;
    }
}

@media (max-width: 768px) {
    #hero-particles {
        display: none;
    }

    .glass-panel,
    .glass-panel-dark,
    .navbar.spark-navbar.navbar-scrolled {
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
    }
}