/* ============================================
   MDARG Global LLC — Theme
   Dark navy / electric blue / white
   ============================================ */

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

:root {
    --navy:       #060d1f;
    --navy-mid:   #0d1b38;
    --navy-light: #152245;
    --blue:       #2563eb;
    --blue-light: #3b82f6;
    --blue-glow:  rgba(37, 99, 235, 0.15);
    --white:      #ffffff;
    --off-white:  #e2e8f0;
    --muted:      #94a3b8;
    --border:     rgba(255,255,255,0.08);
    --font-body:  'Inter', system-ui, sans-serif;
    --font-head:  'Space Grotesk', system-ui, sans-serif;
    --max-w:      1180px;
    --radius:     12px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
    background: var(--navy);
    color: var(--off-white);
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 2rem;
}

h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 600; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); color: var(--white); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); color: var(--white); }
h3 { font-size: 1.2rem; color: var(--white); margin-bottom: 0.75rem; }
h4 { font-size: 1rem; color: var(--white); margin-bottom: 0.4rem; }
p  { color: var(--muted); line-height: 1.7; }

a { color: inherit; text-decoration: none; }
.accent { color: var(--blue-light); }
.accent-link { color: var(--blue-light); border-bottom: 1px solid rgba(59,130,246,0.4); transition: border-color 0.2s; }
.accent-link:hover { border-color: var(--blue-light); }

.section { padding: 6rem 0; }
.section-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--blue-light);
    margin-bottom: 1rem;
}
.section-title { margin-bottom: 1rem; }
.section-sub { max-width: 600px; font-size: 1.05rem; margin-bottom: 3rem; }

.btn-primary {
    display: inline-block;
    background: var(--blue);
    color: var(--white);
    font-family: var(--font-head);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.75rem 1.75rem;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    transition: background 0.2s, transform 0.15s;
    letter-spacing: 0.02em;
}
.btn-primary:hover { background: var(--blue-light); transform: translateY(-1px); }
.btn-outline {
    display: inline-block;
    background: transparent;
    color: var(--white);
    font-family: var(--font-head);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.75rem 1.75rem;
    border-radius: 6px;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
    letter-spacing: 0.02em;
}
.btn-outline:hover { border-color: var(--blue-light); background: var(--blue-glow); }
.btn-full { width: 100%; text-align: center; }

/* ── HEADER ── */
#site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 1.25rem 0;
    transition: background 0.3s, box-shadow 0.3s, padding 0.3s;
}
#site-header.scrolled {
    background: rgba(6, 13, 31, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 var(--border);
    padding: 0.85rem 0;
}
.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: 0.6rem; }
.logo img { height: 110px; width: auto; }
.logo-text {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--white);
    line-height: 1.1;
}
.logo-text em {
    display: block;
    font-style: normal;
    font-size: 0.65rem;
    font-weight: 400;
    color: var(--muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
#main-nav ul { display: flex; align-items: center; gap: 2rem; list-style: none; }
#main-nav a { font-size: 0.9rem; font-weight: 500; color: var(--muted); transition: color 0.2s; }
#main-nav a:hover { color: var(--white); }
.nav-cta {
    background: var(--blue) !important;
    color: var(--white) !important;
    padding: 0.5rem 1.2rem;
    border-radius: 6px;
    transition: background 0.2s !important;
}
.nav-cta:hover { background: var(--blue-light) !important; color: var(--white) !important; }
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; }

/* ── HERO ── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 5rem;
}
.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 60% 40%, rgba(37,99,235,0.18) 0%, transparent 70%),
        radial-gradient(ellipse 50% 40% at 20% 80%, rgba(37,99,235,0.08) 0%, transparent 60%),
        var(--navy);
}
.hero-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}
.hero-inner {
    position: relative;
    z-index: 2;
    max-width: 780px;
    padding-top: 2rem;
    padding-bottom: 4rem;
}
.hero-badge {
    display: inline-block;
    background: var(--blue-glow);
    border: 1px solid rgba(59,130,246,0.3);
    color: var(--blue-light);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.35rem 0.9rem;
    border-radius: 100px;
    margin-bottom: 1.5rem;
}
.hero h1 { margin-bottom: 1.25rem; }
.hero-sub { font-size: 1.15rem; color: var(--muted); max-width: 580px; margin-bottom: 2.5rem; line-height: 1.65; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ── ABOUT ── */
.about-section { border-top: 1px solid var(--border); }
.about-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 5rem; align-items: start; }
.about-right p { margin-bottom: 1rem; }
.about-right p:last-child { margin-bottom: 0; }

/* ── SERVICES ── */
.services-section { background: var(--navy-mid); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.service-card {
    background: var(--navy-light);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: border-color 0.2s, transform 0.2s;
}
.service-card:hover { border-color: rgba(59,130,246,0.4); transform: translateY(-3px); }
.service-icon { width: 44px; height: 44px; color: var(--blue-light); margin-bottom: 1.25rem; }
.service-icon svg { width: 100%; height: 100%; }
.service-card ul { list-style: none; margin-top: 0.75rem; }
.service-card ul li { color: var(--muted); font-size: 0.9rem; padding: 0.3rem 0; border-bottom: 1px solid var(--border); }
.service-card ul li:last-child { border-bottom: none; }
.service-card ul li::before { content: '→ '; color: var(--blue-light); font-size: 0.8rem; }

/* ── CAPABILITIES ── */
.capabilities-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; }
.cap-item {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    border-right: 1px solid var(--border);
    transition: background 0.2s;
}
.cap-item:hover { background: var(--navy-mid); }
.cap-item:nth-child(2n) { border-right: none; }
.cap-item:nth-last-child(-n+2) { border-bottom: none; }
.cap-dot {
    flex-shrink: 0;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--blue);
    margin-top: 0.4rem;
    box-shadow: 0 0 8px var(--blue);
}
.cap-item p { font-size: 0.875rem; }

/* ── MARKETS ── */
.markets-section { background: var(--navy-mid); }
.markets-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; }
.market-card {
    background: var(--navy);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem 1.25rem;
    transition: border-color 0.2s, background 0.2s;
}
.market-card:hover { border-color: rgba(59,130,246,0.4); background: var(--navy-light); }
.market-num { font-family: var(--font-head); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.15em; color: var(--blue-light); margin-bottom: 0.75rem; }
.market-card h3 { font-size: 1rem; margin-bottom: 0.5rem; }
.market-card p { font-size: 0.85rem; }

/* ── WHY MDARG ── */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; margin-top: 3rem; }
.why-item {
    padding: 2rem 1.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-align: center;
    transition: border-color 0.2s, background 0.2s;
}
.why-item:hover { border-color: rgba(59,130,246,0.35); background: var(--navy-mid); }
.why-icon { width: 40px; height: 40px; color: var(--blue-light); margin: 0 auto 1.25rem; }
.why-icon svg { width: 100%; height: 100%; }
.why-item h3 { font-size: 1rem; margin-bottom: 0.5rem; }
.why-item p { font-size: 0.875rem; }

/* ── PARTNER ── */
.partner-section { background: var(--navy-mid); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.partner-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.partner-text h2 { margin-bottom: 1rem; }
.partner-text p { margin-bottom: 2rem; }
.partner-deco { position: relative; height: 260px; display: flex; align-items: center; justify-content: center; }
.deco-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(37,99,235,0.3);
    animation: pulse-ring 3s ease-in-out infinite;
}
.deco-ring        { width: 180px; height: 180px; }
.deco-ring-2      { width: 260px; height: 260px; animation-delay: 0.8s; opacity: 0.5; }
.deco-ring-3      { width: 340px; height: 340px; animation-delay: 1.6s; opacity: 0.25; }
@keyframes pulse-ring {
    0%, 100% { transform: scale(1); opacity: 0.4; }
    50%       { transform: scale(1.04); opacity: 0.8; }
}

/* ── CONTACT ── */
.contact-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 4rem; margin-top: 3rem; }
.field-group { margin-bottom: 1.25rem; }
.field-group label { display: block; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.4rem; }
.field-group input,
.field-group textarea {
    width: 100%;
    background: var(--navy-mid);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    color: var(--white);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: border-color 0.2s;
    outline: none;
    resize: vertical;
}
.field-group input::placeholder,
.field-group textarea::placeholder { color: var(--muted); opacity: 0.6; }
.field-group input:focus,
.field-group textarea:focus { border-color: var(--blue-light); }
.info-block { margin-bottom: 2rem; }
.info-block h4 { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--blue-light); margin-bottom: 0.5rem; }
.info-block a { color: var(--off-white); transition: color 0.2s; }
.info-block a:hover { color: var(--blue-light); }
.info-block p { font-size: 0.9rem; line-height: 1.9; }

/* ── FOOTER ── */
.site-footer { background: var(--navy-mid); border-top: 1px solid var(--border); padding: 2rem 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1.5rem; }
.footer-logo { font-family: var(--font-head); font-weight: 700; font-size: 0.95rem; color: var(--white); display: block; margin-bottom: 0.25rem; }
.footer-left p { font-size: 0.8rem; color: var(--muted); }
.footer-creds { display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; font-size: 0.8rem; color: var(--muted); }
.sam-badge {
    background: var(--blue-glow);
    border: 1px solid rgba(59,130,246,0.3);
    color: var(--blue-light);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.25rem 0.7rem;
    border-radius: 100px;
}