/**
 * K2 — brand & motion (SOFTWARE_SPECIFICATION §3 / Phase 2)
 */
:root {
    --k2-primary: #092950;
    --k2-secondary: #dcb361;
    --k2-body-bg: #f4f6f9;
    --k2-text-on-dark: #ffffff;
    --k2-muted-band: #eef2f7;
    /* Hero split (reference: diagonal white / navy + gold seam) */
    --k2-hero-navy: #031b38;
    --k2-hero-navy-deep: #021326;
    --k2-hero-gold: #c5a059;
    --k2-hero-split: 48.6%;
    --k2-hero-split-gold-end: 49.15%;
    --k2-hero-angle: 124deg;
}

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}

body {
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--k2-body-bg);
    color: #212529;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1 0 auto;
}

.letter-spacing {
    letter-spacing: 0.12em;
}

.py-lg-6 {
    padding-top: 4.5rem !important;
    padding-bottom: 4.5rem !important;
}

@media (min-width: 992px) {
    .py-lg-6 {
        padding-top: 5.5rem !important;
        padding-bottom: 5.5rem !important;
    }
}

/* Nav */
.k2-navbar {
    background-color: var(--k2-primary);
    transition: box-shadow 0.2s ease, background-color 0.2s ease;
}

.k2-navbar.k2-navbar--scrolled {
    box-shadow: 0 0.5rem 1.25rem rgba(9, 41, 80, 0.25);
}

.k2-navbar .navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.78);
}

.k2-navbar .navbar-nav .nav-link:hover,
.k2-navbar .navbar-nav .nav-link:focus {
    color: #fff;
}

.k2-navbar .navbar-nav .nav-link.active {
    color: #fff;
    background-color: rgba(220, 179, 97, 0.18);
}

.k2-logo {
    display: block;
    height: 2rem;
    width: auto;
    max-width: 10.5rem;
}

@media (min-width: 576px) {
    .k2-logo {
        height: 2.35rem;
        max-width: 11.5rem;
    }
}

.k2-logo-footer {
    height: 1.85rem;
    width: auto;
    max-width: 10rem;
}

@media (min-width: 576px) {
    .k2-logo-footer {
        height: 2.1rem;
        max-width: 11rem;
    }
}

/* Hero — diagonal split: white (copy) | gold seam | navy (visuals) + tech pattern */
.hero-section {
    color: #212529;
    border-bottom: 1px solid rgba(9, 41, 80, 0.08);
}

.hero-section-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.hero-section-bg__base {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        var(--k2-hero-angle),
        #ffffff 0%,
        #ffffff var(--k2-hero-split),
        var(--k2-hero-gold) var(--k2-hero-split),
        var(--k2-secondary) var(--k2-hero-split-gold-end),
        var(--k2-hero-navy-deep) var(--k2-hero-split-gold-end),
        var(--k2-hero-navy) 100%
    );
}

.hero-section-bg__pattern {
    position: absolute;
    inset: 0;
    opacity: 0.92;
    /* Navy-only: triangle under top edge from seam toward top-right & bottom-right */
    background-image:
        radial-gradient(ellipse 70% 55% at 82% 36%, rgba(203, 163, 77, 0.16) 0%, transparent 58%),
        repeating-linear-gradient(
            -18deg,
            transparent,
            transparent 41px,
            rgba(255, 255, 255, 0.05) 41px,
            rgba(255, 255, 255, 0.05) 42px
        ),
        repeating-linear-gradient(
            72deg,
            transparent,
            transparent 56px,
            rgba(255, 255, 255, 0.035) 56px,
            rgba(255, 255, 255, 0.035) 57px
        );
    clip-path: polygon(47.5% 0, 100% 0, 100% 100%);
}

.hero-section-content {
    z-index: 1;
}

.hero-section h1,
.hero-section .display-4 {
    color: var(--k2-primary);
}

/* Copy stays readable on the light side of the diagonal (avoids muted gray on navy) */
.k2-hero-copy {
    position: relative;
    z-index: 1;
}

.hero-section .k2-hero-eyebrow {
    color: #5a6b82;
}

.hero-section .k2-hero-lead {
    color: #2c3d52;
    max-width: 38rem;
}

@media (min-width: 992px) {
    /* Widen the white field so wrapped lines stay off the dark wedge */
    .hero-section {
        --k2-hero-split: 55.5%;
        --k2-hero-split-gold-end: 56.2%;
    }

    .hero-section-bg__pattern {
        clip-path: polygon(54% 0, 100% 0, 100% 100%);
    }

    .k2-hero-copy {
        padding-right: 0.5rem;
    }
}

/* Circular K2 mark on the diagonal (large screens) */
.k2-hero-emblem {
    position: absolute;
    z-index: 2;
    /* Near diagonal seam between copy column and visual */
    left: clamp(48%, 54vw, 58%);
    top: 44%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.k2-hero-emblem__ring {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 5.25rem;
    height: 5.25rem;
    border-radius: 50%;
    background: #ffffff;
    border: 3px solid var(--k2-hero-gold);
    box-shadow:
        0 0.35rem 1.5rem rgba(2, 19, 38, 0.18),
        0 0 0 1px rgba(9, 41, 80, 0.06);
}

.k2-hero-emblem__logo {
    width: 2.75rem;
    height: auto;
    max-height: 2.75rem;
    object-fit: contain;
}

.k2-hero-visual {
    position: relative;
    z-index: 1;
}

.k2-hero-figure {
    position: relative;
}

.k2-hero-img {
    width: 100%;
    height: auto;
    object-fit: cover;
    aspect-ratio: 900 / 560;
}

@media (max-width: 991.98px) {
    :root {
        --k2-hero-split: 62%;
        --k2-hero-split-gold-end: 63.1%;
        --k2-hero-angle: 152deg;
    }

    .hero-section-bg__pattern {
        clip-path: polygon(58% 0, 100% 0, 100% 100%);
    }

    .hero-section .k2-hero-lead {
        /* Slightly softer on stacked layout; still stronger than Bootstrap muted */
        color: #354556;
    }
}

.btn-k2-accent {
    --bs-btn-color: var(--k2-primary);
    --bs-btn-bg: var(--k2-secondary);
    --bs-btn-border-color: var(--k2-secondary);
    --bs-btn-hover-bg: #c9a455;
    --bs-btn-hover-border-color: #c9a455;
    --bs-btn-active-bg: #b89348;
    --bs-btn-active-border-color: #b89348;
    font-weight: 600;
}

.btn-k2-outline {
    --bs-btn-color: var(--k2-primary);
    --bs-btn-border-color: rgba(9, 41, 80, 0.38);
    --bs-btn-hover-bg: var(--k2-primary);
    --bs-btn-hover-border-color: var(--k2-primary);
    --bs-btn-hover-color: #fff;
    --bs-btn-active-bg: #071f3d;
    --bs-btn-active-border-color: #071f3d;
    --bs-btn-active-color: #fff;
    font-weight: 600;
}

/* Cards & sections */
.k2-section-muted {
    background-color: var(--k2-muted-band);
}

.k2-card {
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.k2-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 0.75rem 2rem rgba(9, 41, 80, 0.12) !important;
}

@media (prefers-reduced-motion: reduce) {
    .k2-card:hover {
        transform: none;
    }
}

.k2-pricing-card {
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.k2-pricing-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 0.75rem 2rem rgba(9, 41, 80, 0.1) !important;
}

@media (prefers-reduced-motion: reduce) {
    .k2-pricing-card:hover {
        transform: none;
    }
}

.k2-icon-wrap {
    width: 3rem;
    height: 3rem;
    background: rgba(9, 41, 80, 0.06);
    color: var(--k2-primary);
}

.k2-logo-pill {
    background: #fff;
    border: 1px solid rgba(9, 41, 80, 0.08);
}

/* FAQ */
.k2-faq .accordion-button {
    background-color: #fff;
    color: var(--k2-primary);
    box-shadow: none;
}

.k2-faq .accordion-button:not(.collapsed) {
    background-color: rgba(220, 179, 97, 0.12);
    color: var(--k2-primary);
}

.k2-faq .accordion-button:focus {
    box-shadow: 0 0 0 0.2rem rgba(220, 179, 97, 0.35);
}

#faq {
    scroll-margin-top: 5.5rem;
}

#services {
    scroll-margin-top: 5.5rem;
}

/* CTA band */
.k2-cta-band {
    background: linear-gradient(90deg, var(--k2-primary) 0%, #0d3a6b 50%, var(--k2-primary) 100%);
}

/* Inner pages */
.k2-page-head {
    border-bottom: 1px solid rgba(9, 41, 80, 0.08);
    background: linear-gradient(180deg, #fff 0%, var(--k2-body-bg) 100%);
}

/* Contact honeypot — off-screen, unfocusable */
.k2-honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* Scroll-driven reveal */
.k2-animate {
    opacity: 0;
    transform: translateY(1.25rem);
    transition: opacity 0.55s ease, transform 0.55s ease;
}

.k2-animate.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Blog article body (HTML from HTMLPurifier) */
.k2-blog-body {
    line-height: 1.7;
    font-size: 1.05rem;
}

.k2-blog-body p:last-child {
    margin-bottom: 0;
}

.k2-blog-body img {
    max-width: 100%;
    height: auto;
}

.legal-prose ul {
    padding-left: 1.35rem;
    margin-bottom: 1rem;
}

.legal-prose ul li {
    margin-bottom: 0.35rem;
}

.k2-blog-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

a:hover .k2-blog-card {
    transform: translateY(-3px);
    box-shadow: 0 0.75rem 2rem rgba(9, 41, 80, 0.12) !important;
}

@media (prefers-reduced-motion: reduce) {
    a:hover .k2-blog-card {
        transform: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .k2-animate {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}