/* ==========================================================================
   Octagram finish layer
   Site-wide refinements that sit on top of the existing layouts:
   colour tokens, motion, focus states, header, footer, forms and buttons.
   Layouts, grids and section structure are intentionally untouched.
   ========================================================================== */

:root {
    /* Colour */
    --ink: #0B0B0B;
    --ink-2: #1D1D1F;
    --muted: #6E6E73;
    --muted-2: #86868B;
    --line: #E5E5EA;
    --surface: #FFFFFF;
    --surface-2: #F5F5F7;
    --accent: #0140BC;
    --accent-hover: #01309A;
    --accent-tint: rgba(1, 64, 188, 0.12);

    /* Shape */
    --radius-sm: 8px;
    --radius: 12px;
    --radius-pill: 999px;

    /* Motion */
    --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
    --dur-fast: 160ms;
    --dur: 280ms;
}

/* ---- Global ------------------------------------------------------------ */
html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

::selection {
    background: var(--accent-tint);
    color: var(--ink);
}

a {
    transition: color var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}

/* One consistent, visible keyboard focus ring (mouse clicks stay clean) */
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}
.footer :focus-visible,
#mobile-menu-overlay :focus-visible {
    outline-color: #FFFFFF;
}

img {
    -webkit-user-drag: none;
}

/* ---- Header ------------------------------------------------------------ */
/* Frosted glass with a hairline edge instead of a drop shadow */
.header {
    background-color: rgba(255, 255, 255, 0.86) !important;
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.header.header-scrolled {
    background-color: rgba(255, 255, 255, 0.78) !important;
    border-bottom-color: rgba(0, 0, 0, 0.08);
}

.header .nav-list a {
    color: var(--ink-2);
}
.header .nav-list a:hover {
    color: var(--ink-2);
    opacity: 0.6;
}

/* Nav badges: crisper, more legible */
.nav-appsweb-badge,
.nav-work-badge {
    font-size: 8.5px;
    font-weight: 500;
    letter-spacing: 0.02em;
    padding: 2px 6px;
    background: var(--accent);
}

.header .search-button svg {
    transition: opacity var(--dur-fast) var(--ease);
}
.header .search-button:hover svg {
    opacity: 0.6;
}

/* ---- Buttons: shared interaction feel ---------------------------------- */
:is(.submit-button, .action-btn, .apply-btn, .showcase-button, .promo-button,
    .cta-2, .cs-cta, .btn-primary, .btn, .about-cta, .tab-btn) {
    transition: background-color var(--dur-fast) var(--ease),
                color var(--dur-fast) var(--ease),
                border-color var(--dur-fast) var(--ease),
                box-shadow var(--dur-fast) var(--ease),
                transform var(--dur-fast) var(--ease),
                opacity var(--dur-fast) var(--ease);
    -webkit-tap-highlight-color: transparent;
}
:is(.submit-button, .action-btn, .apply-btn, .showcase-button, .promo-button,
    .cta-2, .cs-cta, .btn-primary, .btn, .about-cta):active {
    transform: scale(0.98);
}

/* ---- Forms ------------------------------------------------------------- */
input:not([type="radio"]):not([type="checkbox"]):not([type="range"]):not([type="file"]),
select,
textarea {
    transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
input:not([type="radio"]):not([type="checkbox"]):not([type="range"]):not([type="file"]):focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-tint);
}
/* Search fields manage their own focus styling (css/search.css) */
#site-search-input:focus,
#sp-input:focus {
    box-shadow: none;
}
input[type="radio"],
input[type="checkbox"] {
    accent-color: var(--accent);
}
::placeholder {
    color: var(--muted-2);
    opacity: 1;
}

/* Contact form */
.contact-form {
    border-color: var(--line) !important;
    border-radius: var(--radius) !important;
}
.contact-form .form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink-2);
}
.contact-form .form-group :is(input:not([type="radio"]):not([type="checkbox"]), select, textarea) {
    min-height: 48px;
    padding: 12px 14px;
    border: 1px solid #D2D2D7;
    border-radius: var(--radius-sm);
    background-color: var(--surface);
    color: var(--ink);
}
.contact-form .form-group textarea.form-control,
.contact-form .form-group textarea:is(textarea) {
    min-height: 150px !important;
    resize: vertical;
}
/* Fix: radios were stretched to 100% width and labels forced to block,
   pushing each circle above its label */
.contact-form .form-group .radio-group {
    gap: 24px;
}
.contact-form .form-group .radio-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    font-weight: 400;
}
.contact-form .form-group input[type="radio"] {
    width: 18px;
    height: 18px;
    min-height: 0;
    margin: 0;
    padding: 0;
    flex: none;
}
.contact-form .submit-button {
    min-height: 48px;
    padding: 12px 28px;
    border-radius: var(--radius-pill);
    background: var(--accent);
    font-weight: 500;
    letter-spacing: -0.005em;
}
.contact-form .submit-button:hover {
    background: var(--accent-hover);
}
.contact-page .info-item i {
    color: var(--accent);
}

/* ---- Footer ------------------------------------------------------------ */
/* Column titles were near-black on black; make them quiet, legible labels */
.footer .footer-section h3 {
    color: var(--muted-2);
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 18px;
}
.footer .footer-section p,
.footer .footer-section a:not(.social-link) {
    color: #D2D2D7;
}
.footer .footer-section a:not(.social-link):hover {
    color: #FFFFFF;
}
.footer .footer-copyright {
    color: var(--muted-2);
    font-size: 13px;
}
.footer .social-link {
    transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}
.footer .social-link:hover {
    transform: translateY(-2px);
    opacity: 0.85;
}

/* ---- Accessibility: respect reduced-motion preferences ------------------ */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}