/* ==========================================================================
   WK Growth Matrix — Header, navigation, hero and footer
   ========================================================================== */

/* --- Header -------------------------------------------------------------- */

.site-header {
    position: sticky;
    inset-block-start: 0;
    z-index: 100;
    background: rgba(250, 248, 243, .92);
    backdrop-filter: saturate(180%) blur(14px);
    border-block-end: 1px solid transparent;
    transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease),
                box-shadow var(--dur) var(--ease);
}
.site-header.is-stuck {
    background: rgba(250, 248, 243, .97);
    border-block-end-color: var(--line);
    box-shadow: var(--shadow-xs);
}

.site-header__inner {
    block-size: var(--header-h);
    display: flex;
    align-items: center;
    gap: var(--sp-5);
}

.brand { display: inline-flex; align-items: center; gap: var(--sp-3); flex: none; }
.brand img { block-size: clamp(34px, 4.4vw, 46px); inline-size: auto; }

/* --- Primary navigation --------------------------------------------------- */

.nav { margin-inline-start: auto; }

.nav__list { display: flex; align-items: center; gap: clamp(.4rem, 1.4vw, 1.4rem); }

.nav__link {
    position: relative;
    padding: .5rem .35rem;
    font-weight: 600;
    font-size: var(--step-0);
    color: var(--ink-soft);
    transition: color var(--dur) var(--ease);
    white-space: nowrap;
}
.nav__link::after {
    content: "";
    position: absolute;
    inset-block-end: .1rem;
    inset-inline-start: 0;
    inline-size: 100%;
    block-size: 2px;
    background: var(--gold-500);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--dur) var(--ease);
}
.nav__link:hover { color: var(--navy-700); }
.nav__link:hover::after,
.nav__link.is-active::after { transform: scaleX(1); }
.nav__link.is-active { color: var(--navy-700); }

.header__actions { display: flex; align-items: center; gap: var(--sp-3); flex: none; }

.nav-toggle {
    display: none;
    inline-size: 44px;
    block-size: 44px;
    place-items: center;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-sm);
    color: var(--navy-700);
}
.nav-toggle span {
    display: block;
    inline-size: 20px;
    block-size: 2px;
    background: currentColor;
    position: relative;
    transition: background var(--dur) var(--ease);
}
.nav-toggle span::before,
.nav-toggle span::after {
    content: "";
    position: absolute;
    inset-inline-start: 0;
    inline-size: 20px;
    block-size: 2px;
    background: currentColor;
    transition: transform var(--dur) var(--ease);
}
.nav-toggle span::before { inset-block-start: -6px; }
.nav-toggle span::after  { inset-block-start: 6px; }

.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after  { transform: translateY(-6px) rotate(-45deg); }

/* Mobile navigation */
@media (max-width: 1023px) {
    .nav-toggle { display: grid; }

    /* A frosted header would become the containing block for the fixed panel
       below, collapsing it to the header's own height — so on small screens the
       bar is painted opaque instead. */
    .site-header {
        backdrop-filter: none;
        background: var(--cream);
    }
    .site-header.is-stuck { background: var(--cream); }

    .nav {
        position: fixed;
        inset-block-start: var(--header-h);
        inset-inline: 0;
        inset-block-end: 0;
        block-size: calc(100dvh - var(--header-h));
        background: var(--cream);
        padding: var(--sp-6) var(--gutter) var(--sp-8);
        overflow-y: auto;
        transform: translateY(-8px);
        opacity: 0;
        visibility: hidden;
        transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), visibility var(--dur);
        margin-inline-start: 0;
    }
    .nav.is-open { opacity: 1; transform: none; visibility: visible; }

    .nav__list { flex-direction: column; align-items: stretch; gap: 0; }

    .nav__link {
        display: block;
        padding: var(--sp-4) var(--sp-2);
        font-size: var(--step-1);
        border-block-end: 1px solid var(--line);
    }
    .nav__link::after { display: none; }
    .nav__link.is-active { color: var(--gold-700); }

    .nav__cta { margin-block-start: var(--sp-6); display: grid; gap: var(--sp-3); }

    body.nav-open { overflow: hidden; }
}

@media (min-width: 1024px) {
    .nav__cta { display: none; }
}

/* --- Hero ---------------------------------------------------------------- */

.hero {
    position: relative;
    background: var(--navy-800);
    color: var(--on-dark);
    overflow: hidden;
    isolation: isolate;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(120% 90% at 85% 0%, rgba(201, 162, 39, .22), transparent 55%),
        radial-gradient(90% 80% at 0% 100%, rgba(35, 56, 106, .8), transparent 60%),
        linear-gradient(160deg, var(--navy-800), var(--navy-900));
    z-index: -2;
}

/* Faint matrix grid, echoing the logo mark */
.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
    background-size: 78px 78px;
    mask-image: radial-gradient(80% 70% at 50% 30%, #000 20%, transparent 78%);
    z-index: -1;
}

.hero__inner {
    padding-block: clamp(4rem, 3rem + 8vw, 9rem);
    display: grid;
    gap: var(--sp-8);
    align-items: center;
}

@media (min-width: 992px) {
    .hero__inner { grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); }
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-3);
    padding: .45rem 1.1rem;
    border: 1px solid rgba(201, 162, 39, .45);
    border-radius: var(--radius-pill);
    background: rgba(201, 162, 39, .1);
    color: var(--gold-300);
    font-size: var(--step--1);
    font-weight: 600;
    letter-spacing: .08em;
}
html[dir="rtl"] .hero__badge { letter-spacing: 0; }

.hero h1 {
    margin-block-start: var(--sp-5);
    font-size: var(--step-5);
    color: var(--white);
    line-height: 1.08;
}
html[dir="rtl"] .hero h1 { line-height: 1.35; }

.hero h1 .accent {
    color: var(--gold-400);
    display: inline-block;
}

.hero__sub {
    margin-block-start: var(--sp-5);
    font-size: var(--step-1);
    color: var(--on-dark-soft);
    max-inline-size: 56ch;
}

.hero__actions { margin-block-start: var(--sp-7); display: flex; flex-wrap: wrap; gap: var(--sp-3); }

.hero__panel {
    background: rgba(255, 255, 255, .05);
    border: 1px solid var(--line-dark);
    border-radius: var(--radius-lg);
    padding: var(--sp-6);
    backdrop-filter: blur(6px);
    display: grid;
    gap: var(--sp-1);
}
.hero__panel .stat { border-block-end: 1px solid var(--line-dark); }
.hero__panel .stat:last-child { border-block-end: 0; }

.hero__scroll {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    margin-block-start: var(--sp-7);
    font-size: var(--step--1);
    color: var(--on-dark-soft);
}
.hero__scroll svg { inline-size: 18px; block-size: 18px; animation: nudge 1.9s var(--ease) infinite; }

@keyframes nudge {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(5px); }
}
@media (prefers-reduced-motion: reduce) { .hero__scroll svg { animation: none; } }

/* --- Page header (interior pages) ---------------------------------------- */

.page-header {
    position: relative;
    background: linear-gradient(150deg, var(--navy-800), var(--navy-700) 60%, var(--navy-600));
    color: var(--on-dark);
    padding-block: clamp(3rem, 2rem + 6vw, 6rem);
    overflow: hidden;
}
.page-header::after {
    content: "";
    position: absolute;
    inset-block-start: 0;
    inset-inline-end: 0;
    inline-size: 42%;
    block-size: 100%;
    background: radial-gradient(70% 90% at 100% 0%, rgba(201, 162, 39, .25), transparent 70%);
}
.page-header h1 { color: var(--white); margin-block-start: var(--sp-3); }
.page-header p  { margin-block-start: var(--sp-4); color: var(--on-dark-soft); max-inline-size: 68ch; font-size: var(--step-1); }

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--sp-2);
    font-size: var(--step--1);
    color: var(--on-dark-soft);
}
.breadcrumb a:hover { color: var(--gold-300); }
.breadcrumb .sep { color: rgba(255,255,255,.3); }
.breadcrumb [aria-current] { color: var(--gold-300); }

/* --- CTA band ------------------------------------------------------------ */

.cta-band {
    position: relative;
    background: linear-gradient(120deg, var(--navy-700), var(--navy-600));
    color: var(--on-dark);
    border-radius: var(--radius-lg);
    padding: clamp(2rem, 1.2rem + 3.6vw, 3.6rem);
    overflow: hidden;
    display: grid;
    gap: var(--sp-6);
    align-items: center;
}
.cta-band::after {
    content: "";
    position: absolute;
    inset-block: 0;
    inset-inline-end: -10%;
    inline-size: 45%;
    background: radial-gradient(60% 70% at 60% 40%, rgba(201, 162, 39, .3), transparent 72%);
    pointer-events: none;
}
.cta-band > * { position: relative; z-index: 1; }
.cta-band h2 { color: var(--white); }
.cta-band p  { margin-block-start: var(--sp-3); color: var(--on-dark-soft); }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: var(--sp-3); }

@media (min-width: 860px) {
    .cta-band { grid-template-columns: minmax(0, 1fr) auto; }
}

/* --- Footer -------------------------------------------------------------- */

.site-footer {
    background: var(--navy-800);
    color: var(--on-dark-soft);
    padding-block: var(--sp-8) var(--sp-5);
    border-block-start: 3px solid var(--gold-500);
}

.footer__grid {
    display: grid;
    gap: var(--sp-7);
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr));
}

.footer__brand img { block-size: 46px; inline-size: auto; }
.footer__brand p { margin-block-start: var(--sp-4); max-inline-size: 38ch; font-size: var(--step--1); line-height: 1.9; }

.footer__title {
    font-family: var(--font-display);
    font-size: var(--step--1);
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--gold-400);
    margin-block-end: var(--sp-4);
}
html[dir="rtl"] .footer__title { font-family: var(--font-arabic); letter-spacing: 0; text-transform: none; font-size: var(--step-0); }

.footer__list { display: grid; gap: var(--sp-3); font-size: var(--step--1); }
.footer__list a { transition: color var(--dur) var(--ease), padding-inline-start var(--dur) var(--ease); }
.footer__list a:hover { color: var(--gold-300); padding-inline-start: 4px; }

.footer__contact { display: grid; gap: var(--sp-4); font-size: var(--step--1); }
.footer__contact-item { display: flex; gap: var(--sp-3); align-items: flex-start; }
.footer__contact-item svg { inline-size: 18px; block-size: 18px; color: var(--gold-400); flex: none; margin-block-start: .25em; }
.footer__contact-item a:hover { color: var(--gold-300); }

.social { display: flex; gap: var(--sp-3); margin-block-start: var(--sp-5); }
.social a {
    inline-size: 38px;
    block-size: 38px;
    display: grid;
    place-items: center;
    border: 1px solid var(--line-dark);
    border-radius: var(--radius-sm);
    transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.social a:hover { background: var(--gold-500); border-color: var(--gold-500); color: var(--navy-800); }
.social svg { inline-size: 17px; block-size: 17px; }

.footer__bottom {
    margin-block-start: var(--sp-7);
    padding-block-start: var(--sp-5);
    border-block-start: 1px solid var(--line-dark);
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-3);
    justify-content: space-between;
    align-items: center;
    font-size: var(--step--1);
    color: rgba(255, 255, 255, .5);
}

/* --- Header: compact on small screens ------------------------------------ */

@media (max-width: 620px) {
    .site-header__inner { gap: var(--sp-3); }

    /* The primary CTA and the language label live in the mobile menu instead,
       so the bar never outgrows the viewport. */
    .header__cta { display: none; }
    .header__actions .lang-switch span { display: none; }
    .header__actions .lang-switch { padding: .45rem .6rem; }

    .brand img { block-size: 30px; }
}

@media (max-width: 400px) {
    .brand img { block-size: 26px; }
    .nav-toggle { inline-size: 40px; block-size: 40px; }
}