:root {
    --tc-blue-950: #061426;
    --tc-blue-900: #081b33;
    --tc-blue-850: #0b2340;
    --tc-blue-800: #102a46;
    --tc-blue-700: #17395d;

    --tc-green: #05d95f;
    --tc-green-bright: #8cff00;
    --tc-green-soft: rgba(5, 217, 95, 0.14);

    --tc-white: #ffffff;
    --tc-offwhite: #f8fafc;
    --tc-muted: #a8b7c8;
    --tc-border: rgba(255, 255, 255, 0.12);

    --tc-shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
    --tc-radius-sm: 10px;
    --tc-radius-md: 18px;
    --tc-radius-lg: 28px;

    --tc-container: 1180px;
}

/* ---------- Font ---------- */

@font-face {
    font-family: 'TCFleetFont';
    src: url('/includes/Designer.otf') format('opentype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

/* ---------- Reset ---------- */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background:
        radial-gradient(circle at top right, rgba(5, 217, 95, 0.16), transparent 34%),
        linear-gradient(180deg, var(--tc-blue-950), var(--tc-blue-900));
    color: var(--tc-white);
    min-height: 100vh;
    line-height: 1.5;
}

img {
    max-width: 100%;
    display: block;
}

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

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

/* ---------- Layout Helpers ---------- */

.container {
    width: min(100% - 40px, var(--tc-container));
    margin: 0 auto;
}

.section {
    padding: 92px 0;
}

.section-light {
    background: var(--tc-offwhite);
    color: var(--tc-blue-950);
}

.section-kicker {
    color: var(--tc-green);
    font-size: 0.82rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 14px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3.3rem);
    line-height: 1.05;
    letter-spacing: -0.04em;
    margin-bottom: 18px;
}

.section-text {
    color: var(--tc-muted);
    font-size: 1.05rem;
    max-width: 680px;
}

.section-light .section-text {
    color: #526173;
}

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

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(6, 20, 38, 0.82);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--tc-border);
}

.nav {
    height: 82px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.logo-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-mark {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: linear-gradient(145deg, var(--tc-green), var(--tc-green-bright));
    display: grid;
    place-items: center;
    color: var(--tc-blue-950);
    font-weight: 900;
    box-shadow: 0 0 28px rgba(5, 217, 95, 0.35);
}

.logo-text {
    font-family: 'TCFleetFont', sans-serif;
    font-size: 1.55rem;
}

.logo-text span {
    color: var(--tc-green);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 26px;
    color: var(--tc-muted);
    font-size: 0.95rem;
    font-weight: 600;
}

.nav-links a:hover {
    color: var(--tc-white);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* ---------- Buttons ---------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    min-height: 46px;
    padding: 0 20px;
    border-radius: 999px;
    border: 1px solid transparent;
    cursor: pointer;
    font-weight: 800;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--tc-green), var(--tc-green-bright));
    color: var(--tc-blue-950);
    box-shadow: 0 16px 36px rgba(5, 217, 95, 0.22);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--tc-white);
    border-color: var(--tc-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.13);
}

.btn-dark {
    background: var(--tc-blue-950);
    color: var(--tc-white);
}

/* ---------- Cards / Reusable ---------- */

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    margin-top: 42px;
}

.feature-card {
    padding: 28px;
    border-radius: var(--tc-radius-lg);
    background: rgba(255, 255, 255, 0.065);
    border: 1px solid var(--tc-border);
}

.section-light .feature-card {
    background: var(--tc-white);
    border: 1px solid #e6edf4;
    box-shadow: 0 18px 45px rgba(8, 27, 51, 0.08);
}

.feature-icon {
    width: 52px;
    height: 52px;
    border-radius: 18px;
    display: grid;
    place-items: center;
    background: var(--tc-green-soft);
    color: var(--tc-green);
    font-weight: 900;
    margin-bottom: 22px;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
}

.feature-card p {
    color: var(--tc-muted);
}

.section-light .feature-card p {
    color: #526173;
}

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

.cta {
    text-align: center;
    padding: 92px 0;
    background:
        radial-gradient(circle at center, rgba(5, 217, 95, 0.18), transparent 42%),
        var(--tc-blue-950);
}

.cta h2 {
    font-size: clamp(2.4rem, 5vw, 4.8rem);
    line-height: 0.98;
    letter-spacing: -0.06em;
    margin-bottom: 22px;
}

.cta p {
    color: var(--tc-muted);
    max-width: 680px;
    margin: 0 auto 32px;
    font-size: 1.12rem;
}

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

.site-footer {
    padding: 34px 0;
    border-top: 1px solid var(--tc-border);
    background: var(--tc-blue-950);
    color: var(--tc-muted);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    font-size: 0.9rem;
}

/* ---------- Global Responsive ---------- */

@media (max-width: 980px) {
    .nav-links {
        display: none;
    }

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

@media (max-width: 620px) {
    .container {
        width: min(100% - 28px, var(--tc-container));
    }

    .section {
        padding: 68px 0;
    }

    .hero-actions,
    .nav-actions {
        width: 100%;
    }

    .nav {
        height: auto;
        padding: 18px 0;
        flex-wrap: wrap;
    }

    .btn {
        width: 100%;
    }

    .footer-inner {
        flex-direction: column;
        text-align: center;
    }
}