:root {
    --color-bg: #F7F8F7;
    --color-bg-dark: #080B0A;
    --color-surface-dark: #101614;
    --color-surface-light: #FFFFFF;

    --color-primary: #A3FF12;
    --color-primary-hover: #8BE600;

    --color-secondary: #00E5FF;
    --color-secondary-hover: #00C8DD;

    --color-text: #080B0A;
    --color-text-light: #F8FAFC;
    --color-muted: #6B7280;

    --color-border: #DDE3DF;
    --color-border-dark: #22302B;

    --font-heading: "Sora", system-ui, sans-serif;
    --font-body: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

    --container: 1180px;

    --radius-sm: 10px;
    --radius-md: 18px;
    --radius-lg: 28px;
    --radius-xl: 36px;

    --shadow-soft: 0 20px 60px rgba(8, 11, 10, 0.08);
    --shadow-dark: 0 24px 80px rgba(0, 0, 0, 0.35);
}

/* Reset */

*,
*::before,
*::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

html {
    width: 100%;
    max-width: 100%;
    scroll-behavior: smooth;
    text-size-adjust: 100%;
    overflow-x: hidden;
}

body {
    width: 100%;
    max-width: 100%;
    min-height: 100vh;
    overflow-x: hidden;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

@supports (overflow-x: clip) {
    html,
    body {
        overflow-x: clip;
    }
}

body.nav-open {
    overflow: hidden;
}
/* Scrollbar */

html {
    scrollbar-width: thin;
    scrollbar-color: rgba(16, 22, 20, 0.72) rgba(8, 11, 10, 0.08);
}

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: rgba(8, 11, 10, 0.06);
}

::-webkit-scrollbar-thumb {
    border: 3px solid transparent;
    border-radius: 999px;
    background: rgba(16, 22, 20, 0.72) padding-box;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(8, 11, 10, 0.88) padding-box;
}

::-webkit-scrollbar-thumb:active {
    background: var(--color-bg-dark) padding-box;
}

::-webkit-scrollbar-corner {
    background: var(--color-bg);
}

/* Dark internal scroll areas */
.site-nav,
textarea,
select {
    scrollbar-width: thin;
    scrollbar-color: rgba(248, 250, 252, 0.28) rgba(248, 250, 252, 0.06);
}

.site-nav::-webkit-scrollbar,
textarea::-webkit-scrollbar,
select::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.site-nav::-webkit-scrollbar-track,
textarea::-webkit-scrollbar-track,
select::-webkit-scrollbar-track {
    background: rgba(248, 250, 252, 0.06);
    border-radius: 999px;
}

.site-nav::-webkit-scrollbar-thumb,
textarea::-webkit-scrollbar-thumb,
select::-webkit-scrollbar-thumb {
    border: 2px solid transparent;
    border-radius: 999px;
    background: rgba(248, 250, 252, 0.28) padding-box;
}

.site-nav::-webkit-scrollbar-thumb:hover,
textarea::-webkit-scrollbar-thumb:hover,
select::-webkit-scrollbar-thumb:hover {
    background: rgba(248, 250, 252, 0.42) padding-box;
}

img,
picture,
svg,
video,
canvas {
    display: block;
    max-width: 100%;
}

img {
    height: auto;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
textarea,
select {
    font: inherit;
}

button {
    border: 0;
    background: none;
    cursor: pointer;
}

ul,
ol {
    list-style: none;
}

/* Accessibility */

.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 2000;
    transform: translateY(-140%);
    padding: 10px 14px;
    border-radius: 999px;
    background: var(--color-primary);
    color: var(--color-bg-dark);
    font-weight: 800;
    transition: transform 0.2s ease;
}

.skip-link:focus {
    transform: translateY(0);
}

:focus-visible {
    outline: 3px solid rgba(163, 255, 18, 0.75);
    outline-offset: 4px;
}

/* Global Layout */

.container {
    width: min(100% - 40px, var(--container));
    margin-inline: auto;
}

.section {
    padding: 96px 0;
}

.section-sm {
    padding: 72px 0;
}

.section-dark {
    background: var(--color-bg-dark);
    color: var(--color-text-light);
}

.section-dark p {
    color: rgba(248, 250, 252, 0.72);
}

.section-header {
    max-width: 760px;
    margin-bottom: 42px;
}

.section-header.center {
    margin-inline: auto;
    text-align: center;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    width: fit-content;
    margin-bottom: 16px;
    padding: 7px 12px;
    border: 1px solid rgba(163, 255, 18, 0.35);
    border-radius: 999px;
    background: rgba(163, 255, 18, 0.1);
    color: var(--color-bg-dark);
    font-size: 0.78rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.section-dark .eyebrow {
    color: var(--color-primary);
    border-color: rgba(163, 255, 18, 0.24);
    background: rgba(163, 255, 18, 0.08);
}

/* Typography */

h1,
h2,
h3,
h4,
h5,
h6 {
    color: inherit;
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.055em;
}

h1 {
    font-size: clamp(2.8rem, 7vw, 6.2rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3.7rem);
}

h3 {
    font-size: clamp(1.25rem, 2vw, 1.65rem);
}

p {
    color: var(--color-muted);
}

.lead {
    max-width: 720px;
    margin-top: 22px;
    font-size: clamp(1.05rem, 1.6vw, 1.22rem);
}

/* Buttons */

.btn,
.nav-cta,
.footer-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 12px 20px;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 800;
    line-height: 1;
    transition:
        transform 0.2s ease,
        background 0.2s ease,
        border-color 0.2s ease,
        color 0.2s ease,
        box-shadow 0.2s ease;
}

.btn:hover,
.nav-cta:hover,
.footer-cta:hover {
    transform: translateY(-1px);
}

.btn-primary,
.nav-cta {
    border: 1px solid var(--color-primary);
    background: var(--color-primary);
    color: var(--color-bg-dark) !important;
}

.btn-primary:hover,
.nav-cta:hover {
    border-color: var(--color-primary-hover);
    background: var(--color-primary-hover);
}

.btn-secondary {
    border: 1px solid var(--color-border);
    background: transparent;
    color: var(--color-text);
}

.btn-secondary:hover {
    border-color: var(--color-text);
}

.btn-secondary-dark {
    border: 1px solid var(--color-border-dark);
    background: transparent;
    color: var(--color-text-light);
}

.btn-secondary-dark:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* Header */

.site-header {
    position: fixed;
    top: 18px;
    right: 0;
    left: 0;
    z-index: 1000;
    width: 100%;
    border: 0;
    background: transparent;
    pointer-events: none;
}

.header-inner {
    position: relative;
    width: min(90vw, 1480px);
    min-height: 76px;
    margin-inline: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    padding: 10px 12px 10px 22px;
    border: 1px solid rgba(248, 250, 252, 0.13);
    border-radius: 999px;
    background:
        radial-gradient(circle at 13% 18%, rgba(163, 255, 18, 0.16), transparent 26%),
        radial-gradient(circle at 84% 18%, rgba(0, 229, 255, 0.12), transparent 26%),
        linear-gradient(135deg, rgba(8, 11, 10, 0.82), rgba(16, 22, 20, 0.62)),
        rgba(8, 11, 10, 0.58);
    box-shadow:
        0 26px 90px rgba(0, 0, 0, 0.28),
        inset 0 1px 0 rgba(255, 255, 255, 0.17),
        inset 0 -1px 0 rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(24px) saturate(170%);
    -webkit-backdrop-filter: blur(24px) saturate(170%);
    pointer-events: auto;
    transition:
        width 0.32s ease,
        min-height 0.32s ease,
        padding 0.32s ease,
        background 0.32s ease,
        border-color 0.32s ease,
        box-shadow 0.32s ease;
}

.header-inner::before {
    content: "";
    position: absolute;
    inset: 1px;
    border-radius: inherit;
    background:
        linear-gradient(
            100deg,
            transparent 0%,
            rgba(255, 255, 255, 0.15) 18%,
            transparent 36%
        );
    opacity: 0.78;
    pointer-events: none;
}



.site-header.is-scrolled .header-inner {
    width: min(80vw, 1240px);
    min-height: 64px;
    padding: 8px 10px 8px 18px;
    border-color: rgba(248, 250, 252, 0.12);
    background:
        radial-gradient(circle at 13% 18%, rgba(163, 255, 18, 0.14), transparent 24%),
        radial-gradient(circle at 84% 18%, rgba(0, 229, 255, 0.1), transparent 24%),
        linear-gradient(135deg, rgba(8, 11, 10, 0.88), rgba(16, 22, 20, 0.68)),
        rgba(8, 11, 10, 0.72);
    box-shadow:
        0 24px 90px rgba(0, 0, 0, 0.32),
        inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.site-logo {
    position: relative;
    z-index: 3;
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
}

.site-logo-img {
    width: auto;
    height: 40px;
    object-fit: contain;
    transition: height 0.28s ease;
}

.site-header.is-scrolled .site-logo-img {
    height: 34px;
}

/* Desktop Nav */

.site-nav {
    position: relative;
    z-index: 3;
    width: auto;
    height: auto;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px;
    border: 1px solid rgba(248, 250, 252, 0.08);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.045);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.site-nav a {
    position: relative;
    min-height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 14px;
    border-radius: 999px;
    color: rgba(248, 250, 252, 0.78);
    font-size: 0.9rem;
    font-weight: 800;
    white-space: nowrap;
    transition:
        color 0.2s ease,
        background 0.2s ease,
        transform 0.2s ease;
}

.site-nav a:not(.nav-cta)::after {
    display: none;
}

.site-nav a:not(.nav-cta):hover {
    color: var(--color-primary);
    background: rgba(248, 250, 252, 0.07);
}

.site-nav .nav-cta {
    min-height: 40px;
    padding: 0 18px;
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: var(--color-bg-dark) !important;
    box-shadow: 0 10px 28px rgba(163, 255, 18, 0.22);
}

.site-nav .nav-cta:hover {
    border-color: var(--color-primary-hover);
    background: var(--color-primary-hover);
}

/* Mobile Menu Button */

.mobile-menu-button {
    position: relative;
    z-index: 4;
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 6px;
    flex-shrink: 0;
    border: 1px solid rgba(248, 250, 252, 0.12);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.mobile-menu-button span {
    width: 18px;
    height: 2px;
    border-radius: 999px;
    background: var(--color-text-light);
    transition:
        transform 0.2s ease,
        opacity 0.2s ease;
}

.mobile-menu-button.is-active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mobile-menu-button.is-active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-button.is-active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Cards / Helpers */

.grid {
    display: grid;
    gap: 24px;
}

.grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface-light);
    padding: 28px;
    box-shadow: var(--shadow-soft);
}

.card-dark {
    border: 1px solid var(--color-border-dark);
    border-radius: var(--radius-md);
    background: var(--color-surface-dark);
    padding: 28px;
}

/* Footer */

.site-footer {
    position: relative;
    overflow: hidden;
    width: 100%;
    max-width: 100%;
    margin: 0;
    background:
        radial-gradient(circle at top left, rgba(163, 255, 18, 0.16), transparent 34%),
        radial-gradient(circle at bottom right, rgba(0, 229, 255, 0.12), transparent 28%),
        linear-gradient(135deg, #080b0a 0%, #101614 54%, #070908 100%);
    color: var(--color-text-light);
}

.site-footer::before {
    content: "";
    position: absolute;
    top: -170px;
    left: -180px;
    width: 420px;
    height: 420px;
    border: 1px solid rgba(248, 250, 252, 0.06);
    border-radius: 999px;
    background: radial-gradient(circle, rgba(163, 255, 18, 0.08), transparent 66%);
    pointer-events: none;
}

.site-footer::after {
    content: "RYKON";
    position: absolute;
    right: -2vw;
    bottom: 32px;
    color: rgba(248, 250, 252, 0.035);
    font-family: var(--font-heading);
    font-size: clamp(5rem, 15vw, 15rem);
    font-weight: 950;
    letter-spacing: -0.095em;
    line-height: 0.8;
    pointer-events: none;
}

.footer-shell {
    position: relative;
    z-index: 2;
    width: min(100% - 64px, 1480px);
    margin-inline: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: minmax(320px, 1.45fr) repeat(4, minmax(180px, 1fr));
    gap: 52px;
    padding: 84px 0 54px;
}
@media (max-width: 1380px) {
    .footer-grid {
        grid-template-columns: minmax(320px, 1.45fr) repeat(3, minmax(180px, 1fr));
    }

}

.footer-logo {
    display: inline-flex;
    margin-bottom: 22px;
}

.footer-logo-img {
    width: auto;
    height: 42px;
    object-fit: contain;
}

.footer-brand p {
    max-width: 440px;
    color: rgba(248, 250, 252, 0.7);
    font-size: 1rem;
}

.footer-column h2 {
    margin-bottom: 20px;
    color: var(--color-text-light);
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.footer-column a,
.footer-column p {
    display: block;
    margin-bottom: 11px;
    color: rgba(248, 250, 252, 0.68);
    font-size: 0.95rem;
}

.footer-column a {
    width: fit-content;
    transition:
        color 0.2s ease,
        transform 0.2s ease;
}

.footer-column a:hover {
    color: var(--color-primary);
    transform: translateX(3px);
}

.footer-cta {
    width: fit-content;
    margin-top: 14px;
    border: 1px solid rgba(163, 255, 18, 0.35);
    color: var(--color-primary) !important;
}

.footer-cta:hover {
    border-color: var(--color-primary);
}

.footer-email {
    margin-top: 18px;
    color: var(--color-primary) !important;
    font-weight: 850;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 26px 0;
    border-top: 1px solid rgba(248, 250, 252, 0.1);
}

.footer-bottom p,
.footer-bottom a {
    color: rgba(248, 250, 252, 0.55);
    font-size: 0.9rem;
}

.footer-bottom a:hover {
    color: var(--color-primary);
}

.footer-bottom-links {
    display: flex;
    align-items: center;
    gap: 18px;
}

/* Responsive */

@media (max-width: 1180px) {
    .site-header.is-scrolled .header-inner {
        width: min(86vw, 1240px);
    }

    .site-nav a {
        padding: 0 11px;
        font-size: 0.86rem;
    }

    .footer-grid {
        grid-template-columns: 1.3fr 1fr 1fr;
    }

    .footer-contact-column {
        grid-column: 1 / -1;
    }

    .grid-3 {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 980px) {
    .site-header {
        top: 12px;
    }

    .header-inner,
    .site-header.is-scrolled .header-inner {
        width: min(calc(100vw - 28px), 1180px);
        min-height: 66px;
        padding: 9px 9px 9px 16px;
    }

    .site-logo-img,
    .site-header.is-scrolled .site-logo-img {
        height: 34px;
    }

    .mobile-menu-button {
        display: inline-flex;
    }

    .site-nav {
        position: absolute;
        top: calc(100% + 10px);
        right: 0;
        left: 0;
        z-index: 5;
        width: 100%;
        max-width: 100%;
        max-height: calc(100dvh - 104px);
        overflow-y: auto;
        overflow-x: hidden;
        display: flex;
        align-items: stretch;
        justify-content: flex-start;
        flex-direction: column;
        gap: 0;
        padding: 12px;
        border: 1px solid rgba(248, 250, 252, 0.11);
        border-radius: 26px;
        background:
            radial-gradient(circle at top right, rgba(163, 255, 18, 0.14), transparent 42%),
            radial-gradient(circle at bottom left, rgba(0, 229, 255, 0.08), transparent 36%),
            linear-gradient(145deg, rgba(16, 22, 20, 0.97), rgba(8, 11, 10, 0.99));
        box-shadow:
            0 26px 90px rgba(0, 0, 0, 0.38),
            inset 0 1px 0 rgba(255, 255, 255, 0.08);
        backdrop-filter: blur(22px) saturate(170%);
        -webkit-backdrop-filter: blur(22px) saturate(170%);
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transform: translateY(-8px) scale(0.985);
        transition:
            opacity 0.22s ease,
            visibility 0.22s ease,
            transform 0.22s ease;
    }

    .site-nav.is-open {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: translateY(0) scale(1);
    }

    .site-nav a {
        width: 100%;
        min-height: 52px;
        justify-content: flex-start;
        padding: 0 16px;
        border-radius: 16px;
        color: rgba(248, 250, 252, 0.78);
        font-size: 1.02rem;
    }

    .site-nav a:not(.nav-cta):hover {
        color: var(--color-primary);
        background: rgba(248, 250, 252, 0.06);
    }

    .site-nav .nav-cta {
        justify-content: center;
        width: 100%;
        min-height: 52px;
        margin-top: 10px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .footer-contact-column {
        grid-column: auto;
    }
}

@media (max-width: 700px) {
    .container {
        width: min(100% - 28px, var(--container));
    }

    .section {
        padding: 72px 0;
    }

    .section-sm {
        padding: 56px 0;
    }

    .site-header {
        top: 10px;
    }

    .header-inner,
    .site-header.is-scrolled .header-inner {
        width: min(calc(100vw - 22px), 1180px);
        min-height: 62px;
        padding: 8px 8px 8px 13px;
    }

    .site-logo-img,
    .site-header.is-scrolled .site-logo-img {
        height: 30px;
    }

    .mobile-menu-button {
        width: 40px;
        height: 40px;
    }

    .site-nav {
        border-radius: 22px;
    }

    .footer-shell {
        width: min(100% - 28px, 1180px);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 34px;
        padding: 62px 0 40px;
    }

    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
    }

    .footer-logo-img {
        height: 38px;
    }

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 440px) {
    h1 {
        font-size: clamp(2.45rem, 15vw, 3.4rem);
    }

    h2 {
        font-size: clamp(1.9rem, 11vw, 2.7rem);
    }

    .header-inner,
    .site-header.is-scrolled .header-inner {
        width: min(calc(100vw - 18px), 1180px);
        min-height: 58px;
        padding-left: 11px;
    }

    .site-logo-img,
    .site-header.is-scrolled .site-logo-img {
        height: 26px;
    }

    .mobile-menu-button {
        width: 38px;
        height: 38px;
    }

    .site-nav {
        top: calc(100% + 8px);
        padding: 10px;
    }
}