/* ============================================
   DutchRadar.nl — Hoofdstijl
   Thema: Donker, technisch-industrieel, radar
   ============================================ */

:root {
    --black:       #0a0805;
    --deep:        #0f0c08;
    --surface:     #1a1408;
    --card:        #1f1a0e;
    --border:      #302210;
    --green:       #ff6600;
    --green-dim:   #cc5200;
    --green-glow:  rgba(255, 102, 0, 0.15);
    --green-trace: rgba(255, 102, 0, 0.06);
    --amber:       #ffab00;
    --red-live:    #ff3d3d;
    --text:        #d8cec0;
    --text-dim:    #8a7860;
    --text-bright: #f5ede0;
    --font-display: 'Orbitron', monospace;
    --font-mono:    'IBM Plex Mono', monospace;
    --font-body:    'IBM Plex Sans', sans-serif;
    --radius:       4px;
    --radius-lg:    8px;
    --transition:   0.2s ease;
    --glow:         0 0 20px rgba(255,102,0,0.25), 0 0 60px rgba(255,102,0,0.08);
}

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

html { scroll-behavior: smooth; }

body {
    background-color: var(--black);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ── Radar achtergrond ── */
.radar-bg {
    position: fixed;
    top: -30vh;
    right: -20vw;
    width: 80vw;
    height: 80vw;
    max-width: 800px;
    max-height: 800px;
    pointer-events: none;
    z-index: 0;
    opacity: 0.18;
}
.radar-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid var(--green);
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
}
.r1 { width: 33%; height: 33%; }
.r2 { width: 66%; height: 66%; }
.r3 { width: 100%; height: 100%; }

.radar-sweep {
    position: absolute;
    top: 50%; left: 50%;
    width: 50%;
    height: 2px;
    transform-origin: left center;
    background: linear-gradient(to right, var(--green), transparent);
    animation: sweep 4s linear infinite;
}
@keyframes sweep {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* ── Layout ── */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

/* ── Header ── */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(5, 10, 8, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-bright);
    letter-spacing: 0.05em;
}
.logo-icon { font-size: 1.4rem; }
.logo .accent { color: var(--green); }

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 8px;
    align-items: center;
}
.main-nav a {
    color: var(--text-dim);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 6px 12px;
    border-radius: var(--radius);
    transition: color var(--transition), background var(--transition);
}
.main-nav a:hover,
.main-nav a.active {
    color: var(--green);
    background: var(--green-trace);
}
.main-nav .nav-live {
    color: var(--red-live);
    border: 1px solid rgba(255,61,61,0.3);
    animation: pulse-red 2s ease-in-out infinite;
}
.main-nav .nav-live:hover { background: rgba(255,61,61,0.1); }

@keyframes pulse-red {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255,61,61,0.3); }
    50%       { box-shadow: 0 0 0 4px rgba(255,61,61,0); }
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    transition: var(--transition);
}

/* ── Hero ── */
.hero {
    padding: 100px 0 80px;
    position: relative;
}
.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.hero-label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 16px;
}
.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    line-height: 1.1;
    color: var(--text-bright);
    margin-bottom: 24px;
}
.hero h1 em {
    font-style: normal;
    color: var(--green);
    text-shadow: var(--glow);
}
.hero-desc {
    font-size: 1.05rem;
    color: var(--text-dim);
    max-width: 480px;
    margin-bottom: 36px;
}
.hero-ctas {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Knoppen */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: var(--radius);
    transition: all var(--transition);
    cursor: pointer;
    border: none;
}
.btn-primary {
    background: var(--green);
    color: var(--black);
    font-weight: 700;
}
.btn-primary:hover {
    background: var(--green-dim);
    box-shadow: var(--glow);
    transform: translateY(-1px);
}
.btn-outline {
    background: transparent;
    color: var(--green);
    border: 1px solid var(--green-dim);
}
.btn-outline:hover {
    background: var(--green-trace);
    box-shadow: var(--glow);
}

/* Hero radar display — ATC stijl */
.hero-radar {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}
.radar-display {
    width: 360px;
    height: 360px;
    position: relative;
    border-radius: 4px;
    background: #051a08;
    border: 1px solid #1a4020;
    box-shadow: inset 0 0 60px rgba(0,40,10,0.8), 0 0 30px rgba(0,80,20,0.2);
    overflow: hidden;
    font-family: var(--font-mono);
}

/* Scanlines overlay */
.radar-display::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0,0,0,0.08) 2px,
        rgba(0,0,0,0.08) 4px
    );
    pointer-events: none;
    z-index: 10;
}

/* Grid lijnen */
.radar-crosshair-h, .radar-crosshair-v {
    position: absolute;
    background: rgba(0, 180, 80, 0.15);
}
.radar-crosshair-h { top: 50%; left: 0; right: 0; height: 1px; transform: translateY(-50%); }
.radar-crosshair-v { left: 50%; top: 0; bottom: 0; width: 1px; transform: translateX(-50%); }

/* Concentrische ringen */
.radar-display::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-radial-gradient(
        circle at 50% 50%,
        transparent 0,
        transparent calc(25% - 1px),
        rgba(0,180,80,0.12) calc(25% - 1px),
        rgba(0,180,80,0.12) 25%,
        transparent 25%,
        transparent calc(50% - 1px),
        rgba(0,180,80,0.12) calc(50% - 1px),
        rgba(0,180,80,0.12) 50%,
        transparent 50%,
        transparent calc(75% - 1px),
        rgba(0,180,80,0.12) calc(75% - 1px),
        rgba(0,180,80,0.12) 75%
    );
}

/* Sweep — groter dan display zodat hoeken bereikt worden */
.radar-spin {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150%;
    height: 150%;
    transform: translate(-50%, -50%);
    transform-origin: center center;
    background: conic-gradient(
        from 0deg,
        transparent 0deg,
        transparent 295deg,
        rgba(0, 255, 80, 0.02) 315deg,
        rgba(0, 255, 80, 0.08) 340deg,
        rgba(0, 255, 80, 0.30) 359deg,
        rgba(0, 255, 80, 0.30) 360deg
    );
    animation: spin 4s linear infinite;
    pointer-events: none;
}
@keyframes spin { to { transform: translate(-50%, -50%) rotate(360deg); } }

/* Blips wrapper */
.blips {
    position: absolute;
    inset: 0;
    z-index: 4;
}

/* Vliegtuig blips — ATC stijl */
.blip {
    position: absolute;
    z-index: 5;
    animation: blip-sweep 4s linear infinite;
}
.blip::before {
    content: '+';
    display: block;
    color: #00e8ff;
    font-size: 0.75rem;
    font-family: var(--font-mono);
    line-height: 1;
    text-shadow: 0 0 6px #00e8ff, 0 0 12px rgba(0,232,255,0.5);
}
.blip::after {
    content: attr(data-call);
    position: absolute;
    top: -2px;
    left: 14px;
    font-family: var(--font-mono);
    font-size: 0.55rem;
    color: #00e8ff;
    white-space: nowrap;
    text-shadow: 0 0 4px rgba(0,232,255,0.6);
    letter-spacing: 0.05em;
}
/* Blips bovenrand: label naar onder */
.blips .blip:nth-child(13)::after { top: 12px; left: 0; }

/* delay = hoek_vanuit_midden / 360 * 4s */
.blips .blip:nth-child(1)  { top: 28%; left: 55%; animation-delay: 0.14s; }
.blips .blip:nth-child(2)  { top: 54%; left: 30%; animation-delay: 2.87s; }
.blips .blip:nth-child(3)  { top: 20%; left: 48%; animation-delay: 3.96s; }
.blips .blip:nth-child(4)  { top: 64%; left: 58%; animation-delay: 1.67s; }
.blips .blip:nth-child(5)  { top: 40%; left: 68%; animation-delay: 0.68s; }
.blips .blip:nth-child(6)  { top: 70%; left: 38%; animation-delay: 2.34s; }
.blips .blip:nth-child(7)  { top: 35%; left: 48%; animation-delay: 3.92s; }
.blips .blip:nth-child(8)  { top: 58%; left: 52%; animation-delay: 1.84s; }
.blips .blip:nth-child(9)  { top: 15%; left: 60%; animation-delay: 0.18s; }
.blips .blip:nth-child(10) { top: 75%; left: 52%; animation-delay: 1.95s; }
.blips .blip:nth-child(11) { top: 46%; left: 20%; animation-delay: 3.08s; }
.blips .blip:nth-child(12) { top: 60%; left: 74%; animation-delay: 1.25s; }
.blips .blip:nth-child(13) { top:  6%; left: 55%; animation-delay: 0.07s; }
.blips .blip:nth-child(14) { top: 38%; left:  5%; animation-delay: 3.17s; }
.blips .blip:nth-child(15) { top: 82%; left: 30%; animation-delay: 2.36s; }
.blips .blip:nth-child(16) { top: 50%; left: 82%; animation-delay: 1.00s; }

@keyframes blip-sweep {
    0%   { opacity: 0;   transform: scale(0.5); }
    3%   { opacity: 1;   transform: scale(1.3); }
    10%  { opacity: 0.7; transform: scale(1);   }
    30%  { opacity: 0.2; transform: scale(0.8); }
    85%  { opacity: 0; }
    100% { opacity: 0; }
}

/* Nederland kaart afbeelding */
.nl-map-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
    object-fit: contain;
    padding: 32px;
    /* Tint naar radar groen, meer transparant */
    filter: brightness(0) saturate(100%) invert(1) sepia(1) saturate(400%) hue-rotate(95deg) brightness(0.45) opacity(0.35);
}

/* Luchthaven overlay SVG */
.nl-outline {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 3;
    pointer-events: none;
}

/* Statusbalk onderaan */
.radar-label {
    position: absolute;
    bottom: 0;
    left: 0; right: 0;
    background: rgba(0,30,10,0.9);
    border-top: 1px solid rgba(0,180,80,0.2);
    padding: 4px 10px;
    font-family: var(--font-mono);
    font-size: 0.55rem;
    color: #00b84a;
    letter-spacing: 0.12em;
    display: flex;
    justify-content: space-between;
    z-index: 6;
}

/* Stat bar onder hero */
.hero-stats {
    display: flex;
    gap: 32px;
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}
.stat-item { display: flex; flex-direction: column; gap: 4px; }
.stat-value {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--green);
}
.stat-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-dim);
}

/* ── Secties ── */
.section { padding: 80px 0; position: relative; z-index: 1; }
.section-alt { background: var(--surface); }
.section-header { margin-bottom: 48px; }
.section-label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 8px;
    display: block;
}
.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 700;
    color: var(--text-bright);
    line-height: 1.2;
}

/* ── Cards ── */
.card-grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
    position: relative;
    overflow: hidden;
}
.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--green-dim), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}
.card:hover {
    border-color: var(--green-dim);
    transform: translateY(-3px);
    box-shadow: 0 8px 40px rgba(0,0,0,0.4), 0 0 20px var(--green-glow);
}
.card:hover::before { opacity: 1; }

.card-icon {
    font-size: 2rem;
    margin-bottom: 16px;
    display: block;
}
.card h3 {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 10px;
    letter-spacing: 0.03em;
}
.card p {
    font-size: 0.9rem;
    color: var(--text-dim);
    line-height: 1.6;
}
.card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--green);
    text-decoration: none;
    transition: gap var(--transition);
}
.card-link:hover { gap: 10px; }

/* ── Video kaarten ── */
.video-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition);
}
.video-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 40px rgba(0,0,0,0.5);
}
.video-thumb {
    position: relative;
    aspect-ratio: 16/9;
    background: var(--deep);
    overflow: hidden;
}
.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.video-card:hover .video-thumb img { transform: scale(1.04); }
.video-play {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.3);
    transition: background var(--transition);
}
.video-card:hover .video-play { background: rgba(0,0,0,0.15); }
.play-btn {
    width: 52px; height: 52px;
    background: rgba(255,102,0,0.9);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem;
    box-shadow: 0 0 20px rgba(255,102,0,0.4);
    transition: transform var(--transition), box-shadow var(--transition);
}
.video-card:hover .play-btn {
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(255,102,0,0.6);
}
.video-info { padding: 16px 20px; }
.video-info h3 {
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--text-bright);
    line-height: 1.4;
}

/* ── Blog kaarten ── */
.post-card {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 24px;
    align-items: start;
    padding: 24px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: border-color var(--transition), transform var(--transition);
}
.post-card:hover {
    border-color: var(--green-dim);
    transform: translateY(-2px);
}
.post-date {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-dim);
    white-space: nowrap;
    padding-top: 4px;
}
.post-card h3 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-bright);
    margin-bottom: 6px;
    line-height: 1.4;
}
.post-card p {
    font-size: 0.88rem;
    color: var(--text-dim);
    line-height: 1.5;
}

/* ── CTA Banner ── */
.cta-banner {
    background: var(--card);
    border: 1px solid var(--border);
    border-left: 4px solid var(--green);
    border-radius: var(--radius-lg);
    padding: 40px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
}
.cta-banner h2 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: var(--text-bright);
    margin-bottom: 8px;
}
.cta-banner p { color: var(--text-dim); font-size: 0.95rem; }

/* ── Footer ── */
.site-footer {
    background: var(--deep);
    border-top: 1px solid var(--border);
    padding: 60px 0 0;
    position: relative;
    z-index: 1;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
}
.footer-logo {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--text-bright);
    display: block;
    margin-bottom: 12px;
}
.footer-col p { font-size: 0.88rem; color: var(--text-dim); }
.footer-col h4 {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--green-dim);
    margin-bottom: 16px;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.88rem;
    transition: color var(--transition);
}
.footer-col a:hover { color: var(--green); }
.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 20px 0;
    text-align: center;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-dim);
}

/* ── Responsief ── */
@media (max-width: 900px) {
    .hero-inner { grid-template-columns: 1fr; }
    .hero-radar { display: none; }
    .grid-3 { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .cta-banner { flex-direction: column; text-align: center; }
}

@media (max-width: 600px) {
    .main-nav { 
        display: none;
        position: absolute;
        top: 64px; left: 0; right: 0;
        background: rgba(5,10,8,0.98);
        border-bottom: 1px solid var(--border);
        padding: 16px 0;
    }
    .main-nav.open { display: block; }
    .main-nav ul { flex-direction: column; gap: 0; }
    .main-nav a { display: block; padding: 12px 24px; }
    .nav-toggle { display: flex; }
    .grid-3, .grid-2 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .hero { padding: 60px 0 40px; }
    .section { padding: 50px 0; }
}

/* ── Homepage nieuws/blog grid ── */
.home-posts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}
@media (max-width: 800px) {
    .home-posts-grid { grid-template-columns: 1fr; }
}

/* Post meta (datum + categorie label) */
.post-meta {
    display: flex;
    flex-direction: column;
    gap: 6px;
    align-items: flex-start;
    padding-top: 4px;
}
.post-cat {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 2px 7px;
    border-radius: 3px;
    white-space: nowrap;
}
.cat-nieuws {
    background: rgba(255,102,0,0.15);
    color: var(--green);
    border: 1px solid rgba(255,102,0,0.3);
}
.cat-blog {
    background: rgba(0,200,255,0.1);
    color: #00c8ff;
    border: 1px solid rgba(0,200,255,0.25);
}

/* ── Hulpklassen ── */
.text-center { text-align: center; }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-32 { margin-top: 32px; }
.mb-16 { margin-bottom: 16px; }