@font-face {
    font-family: 'Nunito';
    src: url('../fonts/Nunito-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Nunito';
    src: url('../fonts/Nunito-SemiBold.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'ADLaM Display';
    src: url('../fonts/ADLaMDisplay-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

:root {
    --color-primary: #4F63B3;
    --color-primary-dark: #3C4C92;
    --color-primary-light: #8C9AD0;
    --color-primary-pastel: #DAE0F4;
    --color-accent-purple-light: #F0ECF6;
    --color-accent-green: #44815C;
    --color-accent-green-soft: #CDEBD7;

    --color-white: #FFFFFF;
    --color-bg: #F7F6FB;
    --color-surface: #FDFCFE;
    --color-border: #D6D8E6;
    --color-text: #1E1A28;
    --color-text-secondary: #46405A;
    --color-text-muted: #6E6584;

    --font-display: 'ADLaM Display', sans-serif;
    --font-body: 'Nunito', sans-serif;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --shadow-soft: 0 2px 20px rgba(79, 99, 179, 0.06);
    --shadow-card: 0 4px 32px rgba(79, 99, 179, 0.08);
    --shadow-elevated: 0 12px 48px rgba(79, 99, 179, 0.12);

    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-7: 32px;
    --space-8: 40px;
    --space-9: 48px;
    --space-10: 56px;
    --space-11: 64px;
    --space-12: 72px;
    --space-13: 80px;
    --space-14: 96px;

    --motion-duration-fast: 180ms;
    --motion-duration-medium: 280ms;
    --motion-duration-slow: 420ms;
    --motion-ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
    --motion-ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);

    --nav-bg: var(--color-primary);
    --nav-shadow: 0 8px 26px rgba(79, 99, 179, 0.25);
    --nav-glass-bg: rgba(255, 255, 255, 0.85);
    --nav-glass-border: rgba(30, 26, 40, 0.08);
    --nav-glass-shadow: 0 8px 28px rgba(24, 28, 56, 0.08);
}

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 32px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

section[id] {
    scroll-margin-top: 32px;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    overflow-x: hidden;
}

.skip-link {
    position: absolute;
    top: -64px;
    left: 16px;
    z-index: 1200;
    padding: 10px 14px;
    border-radius: 8px;
    background: var(--color-white);
    color: var(--color-text);
    border: 2px solid var(--color-primary);
    text-decoration: none;
    font-weight: 700;
}

.skip-link:focus-visible {
    top: 12px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 3px solid var(--color-primary-dark);
    outline-offset: 3px;
}

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: calc(var(--space-3) - 2px) 0;
    background: var(--nav-bg);
    border-bottom: 1px solid transparent;
    transition: background-color var(--motion-duration-slow) var(--motion-ease-smooth),
                border-color var(--motion-duration-slow) var(--motion-ease-smooth),
                box-shadow var(--motion-duration-slow) var(--motion-ease-smooth),
                backdrop-filter var(--motion-duration-slow) var(--motion-ease-smooth);
}

.nav[data-nav-scroll="dynamic"] {
    background: transparent;
    border-bottom-color: transparent;
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.nav.scrolled {
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--nav-shadow);
    backdrop-filter: saturate(120%) blur(6px);
    -webkit-backdrop-filter: saturate(120%) blur(6px);
}

.nav[data-nav-scroll="dynamic"].scrolled {
    background: var(--nav-glass-bg);
    border-bottom-color: var(--nav-glass-border);
    box-shadow: var(--nav-glass-shadow);
    backdrop-filter: blur(8px) saturate(130%);
    -webkit-backdrop-filter: blur(8px) saturate(130%);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-7);
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 60px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    color: var(--color-white);
    transition: opacity var(--motion-duration-medium) var(--motion-ease-soft),
                filter var(--motion-duration-medium) var(--motion-ease-smooth);
}

.nav-logo:hover {
    opacity: 0.95;
    filter: saturate(1.04) brightness(1.03);
}

.nav-logo-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.nav-logo-text {
    height: 38px;
    margin-left: var(--space-4);
}

.nav-logo-text img {
    height: 100%;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-white);
    font-size: 18px;
    font-weight: 600;
    position: relative;
    transition: color var(--motion-duration-fast) var(--motion-ease-soft),
                opacity var(--motion-duration-fast) var(--motion-ease-soft);
}

.nav[data-nav-scroll="dynamic"] .nav-logo {
    color: var(--color-primary);
}

.nav[data-nav-scroll="dynamic"] .nav-links a {
    color: var(--color-text);
}

.nav-links a::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -7px;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
    transform: scaleX(0.45);
    opacity: 0;
    transform-origin: center;
    transition: transform var(--motion-duration-medium) var(--motion-ease-smooth),
                opacity var(--motion-duration-fast) var(--motion-ease-soft);
}

.nav-links a:hover {
    color: rgba(255, 255, 255, 0.86);
    text-decoration: none;
}

.nav[data-nav-scroll="dynamic"] .nav-links a:hover {
    color: var(--color-primary-dark);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
    opacity: 0.55;
    transform: scaleX(1);
}

.nav[data-nav-scroll="dynamic"] .nav-links a:hover::after,
.nav[data-nav-scroll="dynamic"] .nav-links a:focus-visible::after {
    opacity: 0.45;
}

.nav-links .nav-cta::after {
    content: none;
}

.nav-cta {
    background: var(--color-white) !important;
    color: var(--color-primary) !important;
    padding: calc(var(--space-3) - 2px) var(--space-6) !important;
    border-radius: 50px !important;
    font-size: 20px !important;
    transition: background-color var(--motion-duration-medium) var(--motion-ease-smooth),
                color var(--motion-duration-medium) var(--motion-ease-smooth),
                box-shadow var(--motion-duration-medium) var(--motion-ease-smooth),
                transform var(--motion-duration-medium) var(--motion-ease-smooth) !important;
    box-shadow: 0 2px 14px rgba(79, 99, 179, 0.2);
}

.nav[data-nav-scroll="dynamic"] .nav-cta {
    background: var(--color-primary) !important;
    color: var(--color-white) !important;
    box-shadow: 0 4px 14px rgba(79, 99, 179, 0.24);
}

.nav-cta:hover {
    background: rgba(255, 255, 255, 0.9) !important;
    transform: translateY(-1px) scale(1.01);
    box-shadow: 0 5px 22px rgba(79, 99, 179, 0.28);
}

.nav[data-nav-scroll="dynamic"] .nav-cta:hover {
    background: var(--color-primary-dark) !important;
    box-shadow: 0 6px 20px rgba(79, 99, 179, 0.28);
}

.nav-mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

.nav-mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    margin: 6px 0;
    border-radius: 2px;
    transition: transform var(--motion-duration-medium) var(--motion-ease-smooth),
                opacity var(--motion-duration-medium) var(--motion-ease-soft);
}

.nav[data-nav-scroll="dynamic"] .nav-mobile-toggle span {
    background: var(--color-text);
}

.nav-mobile-toggle:hover span:nth-child(1) { transform: translateY(-1px); }
.nav-mobile-toggle:hover span:nth-child(3) { transform: translateY(1px); }

.footer {
    padding: calc(var(--space-9) - 4px) var(--space-7);
    border-top: 1px solid var(--color-border);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, var(--color-white) 100%);
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-left {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.footer-logo-img {
    width: 28px;
    height: 28px;
}

.footer-text {
    font-size: 14px;
    color: var(--color-text-muted);
}

.footer-links {
    display: flex;
    gap: 28px;
}

.footer-links a {
    font-size: 14px;
    color: var(--color-text-muted);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--motion-duration-fast) var(--motion-ease-soft),
                opacity var(--motion-duration-fast) var(--motion-ease-soft);
}

.footer-links a:hover {
    color: var(--color-primary);
    text-decoration: none;
    opacity: 0.9;
}

@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;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-mobile-toggle {
        display: block;
    }

    .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--nav-bg);
        padding: var(--space-6) var(--space-7);
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
        box-shadow: var(--nav-shadow);
        gap: var(--space-5);
    }

    .nav[data-nav-scroll="dynamic"] .nav-links.open {
        background: rgba(255, 255, 255, 0.92);
        border-bottom: 1px solid var(--nav-glass-border);
        box-shadow: var(--nav-glass-shadow);
        backdrop-filter: blur(8px) saturate(120%);
        -webkit-backdrop-filter: blur(8px) saturate(120%);
    }

    .nav[data-nav-scroll="dynamic"] .nav-links.open a {
        color: var(--color-text);
    }

    .nav[data-nav-scroll="dynamic"] .nav-links.open a:hover {
        color: var(--color-primary-dark);
    }

    .footer-inner {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
}