@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600&display=swap');

:root {
    --bg-main: #0B0D11;
    --bg-card: #15181E;
    --bg-card-hover: #1D222A;
    --primary-teal: #39998E;
    --primary-teal-hover: #46B2A6;
    --primary-teal-dark: #236961;
    --primary-teal-glow: rgba(57, 153, 142, 0.35);
    --text-light: #F5F5F7;
    --text-muted: #8E929B;
    --text-dim: #5C606A;
    --border-color: rgba(255, 255, 255, 0.08);
    --border-highlight: rgba(57, 153, 142, 0.4);
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 24px;
    --radius-pill: 9999px;
    --container-max: 1180px;
    --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --transition-smooth: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-light);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-smooth);
}

.top-announcement-bar {
    background: linear-gradient(90deg, #1C7066 0%, #39998E 50%, #1C7066 100%);
    color: #FFFFFF;
    font-size: 12px;
    font-weight: 600;
    text-align: center;
    padding: 8px 16px;
    letter-spacing: 0.02em;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    position: relative;
    z-index: 100;
}

.top-announcement-bar span.separator {
    opacity: 0.6;
}

.site-header {
    background: rgba(11, 13, 17, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 99;
    width: 100%;
}

.header-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.brand-logo {
    display: flex;
    align-items: center;
}

.brand-logo img {
    height: 38px;
    width: auto;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 22px;
    list-style: none;
}

.nav-link {
    font-size: 13.5px;
    font-weight: 500;
    color: #B5B8C0;
    position: relative;
    padding: 6px 0;
    transition: color 0.2s ease;
}

.nav-link:hover, .nav-link.active {
    color: #FFFFFF;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-teal);
    border-radius: 2px;
}

.nav-btn-highlight {
    color: var(--primary-teal) !important;
    font-weight: 700 !important;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

.header-cta-btn {
    background: linear-gradient(135deg, var(--primary-teal) 0%, var(--primary-teal-dark) 100%);
    color: #FFFFFF;
    font-size: 13px;
    font-weight: 700;
    padding: 10px 20px;
    border-radius: var(--radius-pill);
    box-shadow: 0 4px 14px var(--primary-teal-glow);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.header-cta-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(57, 153, 142, 0.5);
}

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-light);
    font-size: 24px;
    cursor: pointer;
    padding: 4px;
}

.page-hero {
    padding: 60px 24px 40px 24px;
    text-align: center;
    background: radial-gradient(circle at 50% 20%, rgba(57, 153, 142, 0.15) 0%, rgba(11, 13, 17, 0) 70%);
}

.page-hero-container {
    max-width: 800px;
    margin: 0 auto;
}

.page-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(57, 153, 142, 0.12);
    border: 1px solid rgba(57, 153, 142, 0.3);
    color: var(--primary-teal);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 6px 14px;
    border-radius: var(--radius-pill);
    margin-bottom: 18px;
}

.page-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.page-title span.highlight {
    background: linear-gradient(120deg, #51C2B5 0%, #39998E 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.page-subtitle {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.6;
}

.content-section {
    max-width: var(--container-max);
    margin: 0 auto 60px auto;
    padding: 0 24px;
    width: 100%;
}

.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
    margin-top: 30px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 30px;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.feature-card:hover {
    border-color: var(--border-highlight);
    transform: translateY(-4px);
    background: var(--bg-card-hover);
    box-shadow: var(--shadow-card);
}

.card-icon {
    width: 48px;
    height: 48px;
    background: rgba(57, 153, 142, 0.15);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-teal);
    font-size: 22px;
}

.card-title {
    font-size: 19px;
    font-weight: 700;
    color: var(--text-light);
}

.card-text {
    font-size: 14.5px;
    color: var(--text-muted);
    line-height: 1.6;
}

.prose-block {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 40px;
    margin-top: 30px;
}

.prose-block h2 {
    font-size: 24px;
    font-weight: 700;
    margin: 28px 0 14px 0;
    color: var(--text-light);
}

.prose-block h2:first-child {
    margin-top: 0;
}

.prose-block h3 {
    font-size: 18px;
    font-weight: 600;
    margin: 20px 0 10px 0;
    color: #39998E;
}

.prose-block p {
    font-size: 15px;
    color: #B5B8C0;
    margin-bottom: 16px;
    line-height: 1.7;
}

.prose-block ul {
    margin-left: 20px;
    margin-bottom: 20px;
    color: #B5B8C0;
    font-size: 15px;
}

.prose-block li {
    margin-bottom: 8px;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 30px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition-smooth);
}

.faq-item:hover {
    border-color: var(--border-highlight);
}

.faq-question {
    padding: 22px 26px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    user-select: none;
}

.faq-question svg {
    width: 20px;
    height: 20px;
    stroke: var(--primary-teal);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 26px 22px 26px;
    font-size: 14.5px;
    color: var(--text-muted);
    line-height: 1.7;
}

.site-footer {
    margin-top: auto;
    background: #07080A;
    border-top: 1px solid var(--border-color);
    padding: 60px 24px 30px 24px;
}

.footer-container {
    max-width: var(--container-max);
    margin: 0 auto;
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-brand img {
    height: 36px;
    width: auto;
    align-self: flex-start;
}

.footer-brand p {
    font-size: 13.5px;
    color: var(--text-muted);
    line-height: 1.6;
    max-width: 360px;
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 700;
    color: #FFFFFF;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 18px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 13.5px;
    color: var(--text-muted);
}

.footer-links a:hover {
    color: var(--primary-teal);
    padding-left: 4px;
}

.footer-disclaimer {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 20px 0;
    margin-bottom: 24px;
}

.footer-disclaimer p {
    font-size: 11.5px;
    color: var(--text-dim);
    line-height: 1.7;
    text-align: justify;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-dim);
    flex-wrap: wrap;
    gap: 14px;
}

.floating-cta {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: #25D366;
    color: #FFFFFF;
    border-radius: var(--radius-pill);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 14px;
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
    z-index: 90;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    animation: floatPulse 2.5s infinite;
}

.floating-cta:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 14px 30px rgba(37, 211, 102, 0.55);
}

@keyframes floatPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.04); }
}

@media (max-width: 992px) {
    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .site-header {
        padding: 12px 0;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: #0B0D11;
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        padding: 20px 24px;
        gap: 16px;
        box-shadow: 0 20px 40px rgba(0,0,0,0.8);
    }

    .nav-menu.open {
        display: flex;
    }

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

    .header-cta-btn {
        display: none;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .prose-block {
        padding: 24px;
    }

    .page-hero {
        padding: 40px 20px 30px 20px;
    }

    .top-announcement-bar {
        font-size: 11px;
        flex-direction: column;
        gap: 2px;
        padding: 6px 12px;
    }

    .top-announcement-bar span.separator {
        display: none;
    }
}