/* ========== ACCESSIBILITY ========== */

.skip-link {
    position: absolute;
    top: -100%;
    left: 1rem;
    z-index: 9999;
    padding: 0.75rem 1.5rem;
    background: var(--green, #00FF00);
    color: #000;
    font-weight: 700;
    font-size: 0.9rem;
    border-radius: 0 0 8px 8px;
    text-decoration: none;
    transition: top 0.2s;
}
.skip-link:focus {
    top: 0;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* ========== LIGHT MODE OVERRIDES ========== */

html[data-theme="light"] {
    --black: #FFFFFF;
    --white: #111111;
    --green: #00AA00;
    --muted: #666666;
    --border: rgba(0,170,0,0.6);
    --card-bg: #FFFFFF;
}

/* Body & backgrounds */
html[data-theme="light"] body {
    background: #FFFFFF;
    color: #111111;
}

/* Nav, elevated with subtle shadow */
html[data-theme="light"] nav {
    background: rgba(255,255,255,0.97);
    border-bottom-color: rgba(0,170,0,0.12);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.02);
}

/* Nav logo, keep original black logo */
html[data-theme="light"] .nav-logo img {
    filter: none !important;
}

/* Footer logo, keep original black logo */
html[data-theme="light"] .footer-logo img {
    filter: none !important;
}

/* Nav links */
html[data-theme="light"] .nav-links a {
    color: #666666;
}
html[data-theme="light"] .nav-links a:hover,
html[data-theme="light"] .nav-links a.active {
    color: #00AA00;
    background: rgba(0,170,0,0.06);
}

/* Nav buttons */
html[data-theme="light"] .btn-outline {
    color: #111111;
    border-color: #CCCCCC;
}
html[data-theme="light"] .btn-outline:hover,
html[data-theme="light"] .btn-outline.active {
    border-color: #00AA00;
    color: #00AA00;
}
html[data-theme="light"] .btn-primary {
    background: linear-gradient(135deg, #00BB00, #009900);
    color: #FFFFFF;
    box-shadow: 0 2px 8px rgba(0,153,0,0.2);
}
html[data-theme="light"] .btn-primary:hover,
html[data-theme="light"] .btn-primary.active {
    background: linear-gradient(135deg, #00CC00, #00AA00);
    box-shadow: 0 4px 16px rgba(0,170,0,0.3), 0 0 0 1px rgba(0,170,0,0.1);
}

/* Hamburger */
html[data-theme="light"] .nav-hamburger span {
    background: #111111;
}

/* Mobile menu */
html[data-theme="light"] .mobile-menu {
    background: rgba(255,255,255,0.98);
}
html[data-theme="light"] .mobile-menu a {
    color: #111111;
}
html[data-theme="light"] .mobile-menu a:hover {
    color: #00AA00;
}
html[data-theme="light"] .mobile-close {
    color: #111111;
}

/* Hero section */
html[data-theme="light"] .hero {
    background: #FFFFFF;
}
html[data-theme="light"] .hero::before {
    background: radial-gradient(circle 60vw at 0% 100%, rgba(0,170,0,0.18) 0%, rgba(0,120,0,0.07) 55%, transparent 75%) !important;
}
html[data-theme="light"] .hero::after {
    box-shadow: 0 -1px 0 rgba(0,170,0,0.3), 0 -2px 8px rgba(0,170,0,0.12), 0 -8px 30px rgba(0,170,0,0.06), 0 -20px 80px rgba(0,170,0,0.03) !important;
}
html[data-theme="light"] .hero-content h1 {
    color: #111111;
}
html[data-theme="light"] .hero-content h1 span {
    color: #00AA00;
}
html[data-theme="light"] .hero-sub {
    color: #555555;
}
html[data-theme="light"] .hero-teaser {
    color: #777777 !important;
}
html[data-theme="light"] .hero-eyebrow {
    color: #009900;
}

/* Page hero (inner pages): subtle green wash */
html[data-theme="light"] .page-hero {
    background: linear-gradient(180deg, #FFFFFF 0%, #F8FDF8 100%);
}

/* Alternating section backgrounds for visual rhythm */
html[data-theme="light"] .evidence {
    background: #F8FAF8;
}
html[data-theme="light"] .why-section {
    background: #F8FAF8;
}
html[data-theme="light"] .capabilities {
    background: #FFFFFF;
}

/* Audit form card */
html[data-theme="light"] .audit-form-card {
    background: #FFFFFF;
    border-color: rgba(0,187,0,0.35);
    box-shadow: 0 4px 16px rgba(0,0,0,0.04), 0 16px 48px rgba(0,0,0,0.06);
}

/* Contact form card */
html[data-theme="light"] .contact-form-card {
    background: #FFFFFF;
    border-color: rgba(0,187,0,0.35);
    box-shadow: 0 4px 16px rgba(0,0,0,0.04), 0 16px 48px rgba(0,0,0,0.06);
}

/* Eyebrow */
html[data-theme="light"] .eyebrow {
    color: #00AA00;
}

/* Paragraphs / muted text */
html[data-theme="light"] p {
    color: #666666;
}

/* Cards (evidence, capability, overview): elevated with shadow plus green accent */
html[data-theme="light"] .evidence-card,
html[data-theme="light"] .cap-card,
html[data-theme="light"] .overview-card {
    background: #FFFFFF;
    border-color: rgba(0,187,0,0.35);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 6px 24px rgba(0,0,0,0.03);
}
html[data-theme="light"] .evidence-card:hover,
html[data-theme="light"] .cap-card:hover {
    border-color: #00BB00;
    box-shadow: 0 4px 16px rgba(0,170,0,0.1), 0 8px 32px rgba(0,0,0,0.04);
}
html[data-theme="light"] .overview-card:hover {
    border-color: #00BB00;
    box-shadow: 0 4px 16px rgba(0,170,0,0.1), 0 8px 32px rgba(0,0,0,0.04);
}

/* Card animated border glow: disable in light mode, use clean border instead */
html[data-theme="light"] .evidence-card::before,
html[data-theme="light"] .cap-card::before {
    display: none !important;
}

/* Evidence numbers */
html[data-theme="light"] .evidence-number {
    color: #00AA00;
}

/* Icon containers: stronger green presence */
html[data-theme="light"] .cap-icon,
html[data-theme="light"] .ai-cap-icon {
    background: rgba(0,170,0,0.1);
    border-color: rgba(0,170,0,0.25);
}

/* Tags: crisp pill style */
html[data-theme="light"] .tag {
    background: rgba(0,170,0,0.07);
    border-color: rgba(0,170,0,0.18);
    color: #009900;
    box-shadow: 0 1px 2px rgba(0,0,0,0.03);
}

/* Stat grid */
html[data-theme="light"] .service-stat-val {
    color: #00AA00;
}

/* Timeline */
html[data-theme="light"] .timeline::before {
    background: linear-gradient(to bottom, #00AA00, rgba(0,170,0,0.15));
}
html[data-theme="light"] .timeline-dot {
    background: #FFFFFF;
    border-color: #00AA00;
    color: #00AA00;
}

/* CTA section: green-tinted background for emphasis */
html[data-theme="light"] .cta-section {
    background: linear-gradient(180deg, #F0FFF0 0%, #FFFFFF 100%);
}
html[data-theme="light"] .cta-section::before {
    background: linear-gradient(90deg, transparent, rgba(0,170,0,0.2), transparent);
}

/* AI section: subtle depth */
html[data-theme="light"] .ai-visual {
    border-color: rgba(0,187,0,0.35);
    box-shadow: 0 2px 12px rgba(0,0,0,0.03);
}
html[data-theme="light"] .ai-visual::before {
    background: radial-gradient(circle at 30% 40%, rgba(0,170,0,0.08) 0%, transparent 60%);
}
html[data-theme="light"] .ai-feature {
    border-color: rgba(0,187,0,0.35);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 6px 24px rgba(0,0,0,0.03);
}
html[data-theme="light"] .ai-feature:hover {
    border-color: #00BB00;
    box-shadow: 0 4px 16px rgba(0,170,0,0.1), 0 8px 32px rgba(0,0,0,0.04);
    background: transparent;
}
html[data-theme="light"] .ai-cap {
    background: #FFFFFF;
    border-color: rgba(0,187,0,0.35);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 6px 24px rgba(0,0,0,0.03);
}

/* Platform nav bar (platform.html sticky nav) */
html[data-theme="light"] .platform-nav-bar {
    background: rgba(255,255,255,0.95);
}
html[data-theme="light"] .platform-nav-bar::after {
    background: linear-gradient(to right, transparent, #FFFFFF) !important;
}
html[data-theme="light"] .platform-nav-links a {
    color: #666666;
}
html[data-theme="light"] .platform-nav-links a:hover,
html[data-theme="light"] .platform-nav-links a.active {
    color: #00AA00;
}

/* Forms: clean with subtle depth */
html[data-theme="light"] .form-group input,
html[data-theme="light"] .form-group select,
html[data-theme="light"] .form-group textarea {
    background: #FAFAFA;
    border-color: #E0E0E0;
    color: #111111;
    box-shadow: inset 0 1px 2px rgba(0,0,0,0.04);
}
html[data-theme="light"] .form-group input:focus,
html[data-theme="light"] .form-group select:focus,
html[data-theme="light"] .form-group textarea:focus {
    background: #FFFFFF;
    border-color: #00AA00;
    box-shadow: 0 0 0 3px rgba(0,170,0,0.08), 0 0 16px rgba(0,170,0,0.06);
}
html[data-theme="light"] .form-group input::placeholder,
html[data-theme="light"] .form-group textarea::placeholder {
    color: rgba(0,0,0,0.35);
}
html[data-theme="light"] .form-group label {
    color: #666666;
}

/* Portal login card */
html[data-theme="light"] .login-card {
    background: #FFFFFF;
    border-color: rgba(0,187,0,0.35);
    box-shadow: 0 4px 16px rgba(0,0,0,0.04), 0 16px 48px rgba(0,0,0,0.06);
}
html[data-theme="light"] .login-logo img {
    filter: none !important;
}
html[data-theme="light"] .login-heading {
    color: #111111;
}
html[data-theme="light"] .login-divider::before,
html[data-theme="light"] .login-divider::after {
    background: #DDDDDD;
}
html[data-theme="light"] .form-options a {
    color: #666666;
}
html[data-theme="light"] .form-options label {
    color: #666666;
}
html[data-theme="light"] .password-toggle {
    color: #666666;
}

/* Footer: soft grey background for contrast anchor */
html[data-theme="light"] footer {
    background: #F7F9F7;
    border-top: 1px solid rgba(0,170,0,0.1);
}
html[data-theme="light"] .footer-copy {
    color: #999999;
    border-top-color: rgba(0,170,0,0.08);
}

/* Scrollbar */
html[data-theme="light"] ::-webkit-scrollbar-track {
    background: #F0F0F0;
}
html[data-theme="light"] ::-webkit-scrollbar-thumb {
    background: #CCCCCC;
}
html[data-theme="light"] ::-webkit-scrollbar-thumb:hover {
    background: #AAAAAA;
}

/* Selection */
html[data-theme="light"] ::selection {
    background: rgba(0,170,0,0.2);
    color: #111111;
}

/* Cursor glow: hide in light mode */
html[data-theme="light"] .cursor-glow {
    display: none !important;
}

/* Back to top */
html[data-theme="light"] .back-to-top {
    background: #FFFFFF;
    border-color: rgba(0,187,0,0.35);
    color: #00AA00;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
html[data-theme="light"] .back-to-top:hover {
    border-color: #00BB00;
    box-shadow: 0 4px 16px rgba(0,170,0,0.15);
}

/* Values page cards */
html[data-theme="light"] .value-card {
    background: #FFFFFF;
    border-color: rgba(0,187,0,0.35);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 6px 24px rgba(0,0,0,0.03);
}
html[data-theme="light"] .value-card:hover {
    border-color: #00BB00;
    box-shadow: 0 4px 16px rgba(0,170,0,0.1), 0 8px 32px rgba(0,0,0,0.04);
}

/* Promise section */
html[data-theme="light"] .promise-card {
    background: #FFFFFF;
    border-color: rgba(0,187,0,0.35);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 6px 24px rgba(0,0,0,0.03);
}

/* Deliverable cards (clarity-audit) */
html[data-theme="light"] .deliverable-card {
    background: #FFFFFF;
    border-color: rgba(0,187,0,0.35);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 6px 24px rgba(0,0,0,0.03);
}
html[data-theme="light"] .deliverable-card:hover {
    border-color: #00BB00;
    box-shadow: 0 4px 16px rgba(0,170,0,0.1), 0 8px 32px rgba(0,0,0,0.04);
}
html[data-theme="light"] .deliverable-icon {
    background: rgba(0,170,0,0.1);
    border-color: rgba(0,170,0,0.25);
}

/* Process steps */
html[data-theme="light"] .step-number {
    color: #00AA00;
}

/* Contact cards */
html[data-theme="light"] .contact-card {
    background: #FFFFFF;
    border-color: rgba(0,187,0,0.35);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 6px 24px rgba(0,0,0,0.03);
}

/* Trust items */
html[data-theme="light"] .trust-item {
    color: #666666;
}

/* Bento grid */
html[data-theme="light"] .bento-item {
    background: #FFFFFF;
    border-color: rgba(0,187,0,0.35);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 6px 24px rgba(0,0,0,0.03);
}
html[data-theme="light"] .bento-item:hover {
    border-color: #00BB00;
    box-shadow: 0 4px 16px rgba(0,170,0,0.1), 0 8px 32px rgba(0,0,0,0.04);
}
html[data-theme="light"] .bento-item.featured {
    border-color: rgba(0,170,0,0.5);
    box-shadow: 0 2px 8px rgba(0,170,0,0.08), 0 8px 32px rgba(0,0,0,0.04);
}

/* ========== THEME TOGGLE BUTTON ========== */

.theme-toggle-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 50;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: rgba(0,0,0,0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(0,255,0,0.2);
    border-radius: 40px;
    padding: 0.4rem 0.8rem 0.4rem 1rem;
}

html[data-theme="light"] .theme-toggle-container {
    background: rgba(255,255,255,0.85);
    border-color: rgba(0,170,0,0.2);
    box-shadow: 0 2px 16px rgba(0,0,0,0.08);
}

.toggle-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.7);
    pointer-events: none;
    white-space: nowrap;
}
html[data-theme="light"] .toggle-label {
    color: rgba(0,0,0,0.5);
}

.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
    line-height: 0;
}

.toggle-track {
    display: flex;
    align-items: center;
    width: 48px;
    height: 26px;
    border-radius: 13px;
    background: linear-gradient(135deg, #00CC00, #00AA00, #008800);
    padding: 2px;
    transition: background 0.3s ease, box-shadow 0.3s ease;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.2);
}

html[data-theme="light"] .toggle-track {
    background: linear-gradient(135deg, #00DD00, #00BB00, #009900);
}

.toggle-thumb {
    display: block;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #FFFFFF;
    box-shadow: 0 1px 4px rgba(0,0,0,0.25);
    transition: transform 0.3s ease;
    transform: translateX(0);
}

/* Light mode: thumb slides right */
html[data-theme="light"] .toggle-thumb {
    transform: translateX(22px);
}

.theme-toggle:hover .toggle-track {
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.2), 0 0 12px rgba(0,255,0,0.3);
}

/* Sun/moon icons */
.toggle-icon-sun,
.toggle-icon-moon {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 11px;
    line-height: 1;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.toggle-icon-moon {
    left: 7px;
    opacity: 1;
}
.toggle-icon-sun {
    right: 7px;
    opacity: 0.5;
}
html[data-theme="light"] .toggle-icon-moon {
    opacity: 0.5;
}
html[data-theme="light"] .toggle-icon-sun {
    opacity: 1;
}

/* Mobile adjustment */
@media (max-width: 768px) {
    .theme-toggle-container {
        bottom: 1.2rem;
        right: 1.2rem;
        padding: 0.35rem 0.7rem 0.35rem 0.85rem;
    }
    .toggle-label {
        font-size: 0.65rem;
    }
    .toggle-track {
        width: 42px;
        height: 24px;
    }
    .toggle-thumb {
        width: 20px;
        height: 20px;
    }
    html[data-theme="light"] .toggle-thumb {
        transform: translateX(18px);
    }
}