/* InfoSecRadar — Amber-on-dark theme
   Inspired by amber phosphor CRT terminals and military radar displays. */

/* === Variables === */
:root {
    --bg: #1A1A1A;
    --bg-elevated: #242424;
    --bg-card: #1E1E1E;
    --amber-bright: #FFB000;
    --amber-soft: #CC8800;
    --amber-dim: #996600;
    --amber-glow: rgba(255, 176, 0, 0.1);
    --green-friend: #4CAF50;
    --red-foe: #F44336;
    --cvss-critical: #F44336;
    --cvss-high: #FF6B35;
    --cvss-medium: #FFB000;
    --cvss-low: #4CAF50;
    --text-muted: #888;
    --border: #333;
    --font-mono: 'Courier New', Courier, monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --max-width: 1100px;
}

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

/* === Base === */
html { font-size: 16px; }
body {
    background: var(--bg);
    color: var(--amber-soft);
    font-family: var(--font-sans);
    line-height: 1.6;
    min-height: 100vh;
}

a { color: var(--amber-bright); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { color: var(--amber-bright); font-family: var(--font-mono); }
h1 { font-size: 1.8rem; margin-bottom: 0.5rem; }
h2 { font-size: 1.3rem; margin: 1.5rem 0 0.5rem; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 1rem; }

/* === Header === */
.site-header {
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--amber-dim);
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}
.site-header .container {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}
.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}
.logo-text {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    color: var(--amber-bright);
    font-weight: bold;
}
.logo:hover { text-decoration: none; }

/* Navigation */
.main-nav > ul { list-style: none; display: flex; gap: 1rem; flex-wrap: wrap; }
.main-nav a { color: var(--amber-soft); font-size: 0.9rem; padding: 0.25rem 0; }
.main-nav a:hover { color: var(--amber-bright); text-decoration: none; }
.nav-iff {
    display: inline-block;
    width: 4.5em;
    text-align: center;
    font-family: var(--font-mono);
    font-weight: bold;
    font-size: 0.8rem;
    padding: 0.15rem 0;
    border-radius: 2px;
}
.nav-iff-friend { background: var(--green-friend); color: #000 !important; }
.nav-iff-foe { background: var(--red-foe); color: #fff !important; }
.nav-iff:hover { text-decoration: none; opacity: 0.85; }

/* Dropdown */
.dropdown { position: relative; }
.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    padding: 0.5rem 0;
    min-width: 220px;
    z-index: 200;
    flex-direction: column;
}
.dropdown:hover .dropdown-menu { display: flex; }
.dropdown-menu a { padding: 0.3rem 1rem; display: block; }
.dropdown-menu a:hover { background: var(--amber-glow); }

/* Search */
.search-bar { margin-left: auto; position: relative; }
.search-bar input {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--amber-soft);
    padding: 0.4rem 0.75rem;
    font-size: 0.85rem;
    border-radius: 3px;
    width: 200px;
    font-family: var(--font-mono);
}
.search-bar input:focus { outline: none; border-color: var(--amber-bright); }
.search-results {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    max-height: 400px;
    overflow-y: auto;
    width: 350px;
    z-index: 300;
}
.search-results.active { display: block; }
.search-result-item { padding: 0.5rem 0.75rem; border-bottom: 1px solid var(--border); }
.search-result-item a { display: block; }
.search-result-item:hover { background: var(--amber-glow); }

/* === Hero === */
.hero {
    position: relative;
    overflow: hidden;
    text-align: center;
    padding: 1.3rem 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
    min-height: 195px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Canvas fills the hero section as an absolute background layer */
.hero-canvas {
    position: absolute;
    top: 0; right: 0; bottom: 0; left: 0;
    width: 100%;
    height: 100%;
    display: block;
    pointer-events: none;
}

/* Content sits above the canvas */
.hero-content {
    position: relative;
    z-index: 1;
}

/* Glitch animation on h1 title */
@keyframes glitch-anim {
    0%   { transform: translateX(0);    filter: none; }
    20%  { transform: translateX(-3px); filter: hue-rotate(90deg)  brightness(1.6); }
    40%  { transform: translateX(3px);  filter: none; }
    60%  { transform: translateX(-2px); filter: hue-rotate(-90deg) brightness(1.3); }
    80%  { transform: translateX(1px);  filter: none; }
    100% { transform: translateX(0);    filter: none; }
}
.hero-content h1.glitch-active {
    animation: glitch-anim 0.25s steps(1);
}

.hero h1 { font-size: 2rem; }
.hero p { color: var(--amber-dim); margin-top: 0.5rem; }

/* === Story Cards === */
.story-feed { padding: 1rem 0; }
.story-list { display: flex; flex-direction: column; gap: 1rem; }
.story-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-left: 3px solid var(--amber-dim);
    padding: 1rem 1.25rem;
    transition: border-color 0.2s;
}
.story-card:hover { border-left-color: var(--amber-bright); }
.story-card h3 { font-size: 1.1rem; margin: 0.5rem 0 0.3rem; }
.story-card h3 a { color: var(--amber-bright); }
.external-link { color: var(--amber-dim); font-size: 0.85em; }
.external-link:hover { color: var(--amber-bright); text-decoration: none; }
.story-summary { font-size: 0.9rem; color: var(--amber-soft); }

/* Story meta row */
.story-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    flex-wrap: wrap;
}

/* IFF badges */
.iff-badge {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: bold;
    padding: 0.15rem 0.5rem;
    border-radius: 2px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.iff-badge.iff-friend, .iff-badge-large.iff-friend { background: var(--green-friend); color: #000; }
.iff-badge.iff-foe, .iff-badge-large.iff-foe { background: var(--red-foe); color: #fff; }
.iff-badge-large { font-size: 1rem; padding: 0.3rem 0.75rem; }

/* CVSS badges */
.cvss-badge {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 0.15rem 0.4rem;
    border-radius: 2px;
}
.cvss-critical { background: var(--cvss-critical); color: #fff; }
.cvss-high { background: var(--cvss-high); color: #000; }
.cvss-medium { background: var(--cvss-medium); color: #000; }
.cvss-low { background: var(--cvss-low); color: #000; }

/* Story tags */
.story-tags { display: flex; gap: 0.5rem; margin-top: 0.5rem; flex-wrap: wrap; }
.story-tags a {
    font-size: 0.75rem;
    color: var(--amber-dim);
    border: 1px solid var(--border);
    padding: 0.1rem 0.5rem;
    border-radius: 2px;
}
.story-tags a:hover { border-color: var(--amber-bright); color: var(--amber-bright); text-decoration: none; }

/* IFF filter buttons */
.iff-filter { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
.filter-btn {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--amber-soft);
    padding: 0.4rem 1rem;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.85rem;
}
.filter-btn:hover, .filter-btn.active { border-color: var(--amber-bright); color: var(--amber-bright); }
.filter-friend.active { border-color: var(--green-friend); color: var(--green-friend); }
.filter-foe.active { border-color: var(--red-foe); color: var(--red-foe); }

/* === Story Detail Page === */
.story-detail { max-width: 800px; padding: 1.5rem 0; }
.story-detail header { margin-bottom: 1.5rem; }
.story-detail section { margin-bottom: 1.5rem; }

.iff-detail { padding: 0.75rem 1rem; border-left: 3px solid; display: flex; align-items: center; gap: 1rem; }
.iff-detail.iff-friend { border-color: var(--green-friend); background: rgba(76, 175, 80, 0.05); }
.iff-detail.iff-foe { border-color: var(--red-foe); background: rgba(244, 67, 54, 0.05); }

.cvss-detail {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1rem;
    border-radius: 3px;
}
.cvss-score { font-family: var(--font-mono); font-size: 1.5rem; font-weight: bold; }
.cvss-label { font-size: 0.9rem; }

.story-cta { margin: 2rem 0; }
.btn-primary {
    display: inline-block;
    background: var(--amber-bright);
    color: #000;
    padding: 0.6rem 1.5rem;
    font-family: var(--font-mono);
    font-weight: bold;
    font-size: 1rem;
    border-radius: 3px;
    transition: background 0.2s;
}
.btn-primary:hover { background: #FFCC44; text-decoration: none; }

.story-footer { border-top: 1px solid var(--border); padding-top: 1rem; }
.story-attribution { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.5rem; }

/* Ad unit */
.ad-unit { margin-top: 2rem; padding-top: 1rem; border-top: 1px solid var(--border); }

/* === Archive === */
.archive-month { margin-top: 1.5rem; font-size: 1.1rem; border-bottom: 1px solid var(--border); padding-bottom: 0.3rem; }
.archive-group { display: flex; flex-direction: column; gap: 0.3rem; padding: 0.5rem 0; }
.story-card-compact { padding: 0.3rem 0; display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.story-card-compact a { font-size: 0.9rem; }

/* === Static Pages === */
.page-content { max-width: 800px; padding: 1.5rem 0; }
.page-content ul { margin: 0.5rem 0 0.5rem 1.5rem; }
.page-content li { margin-bottom: 0.3rem; }
.page-header { padding: 1.5rem 0 1rem; border-bottom: 1px solid var(--border); margin-bottom: 1rem; }

.empty-state { color: var(--text-muted); text-align: center; padding: 2rem; }

/* === Footer === */
.site-footer {
    border-top: 1px solid var(--border);
    padding: 1.5rem 0;
    margin-top: 2rem;
    text-align: center;
}
.footer-links { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 0.5rem; }
.footer-links a { font-size: 0.8rem; color: var(--amber-dim); }
.footer-links a:hover { color: var(--amber-bright); }
.footer-copy { font-size: 0.75rem; color: var(--text-muted); }

/* === Responsive === */
@media (max-width: 768px) {
    .site-header .container { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
    .search-bar { margin-left: 0; width: 100%; }
    .search-bar input { width: 100%; }
    .search-results { width: 100%; }
    .main-nav ul { gap: 0.5rem; }
    .hero h1 { font-size: 1.5rem; }
    .iff-filter { flex-wrap: wrap; }
    .story-card { padding: 0.75rem 1rem; }
}