/* ═══════════════════════════════════════════════════════════════════════════
   SOC in a Box – Master Stylesheet
   UK Cyber Defence
   
   Themes: Light | Dark | Terminal (DEC VT100)
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── CSS Custom Properties: Dark Theme (Default) ────────────────────────── */
:root,
[data-theme="dark"] {
    --bg-primary:       #0a0e17;
    --bg-secondary:     #111827;
    --bg-card:          #151d2e;
    --bg-card-hover:    #1c2740;
    --bg-nav:           rgba(10, 14, 23, 0.92);
    --bg-footer:        #070b12;

    --text-primary:     #e8edf5;
    --text-secondary:   #94a3b8;
    --text-muted:       #64748b;
    --text-heading:     #f1f5f9;

    --accent:           #00d4aa;
    --accent-hover:     #00f0c0;
    --accent-dim:       rgba(0, 212, 170, 0.12);
    --accent-glow:      rgba(0, 212, 170, 0.3);
    --accent-secondary: #3b82f6;

    --border-color:     rgba(148, 163, 184, 0.12);
    --border-accent:    rgba(0, 212, 170, 0.25);

    --danger:           #ef4444;
    --success:          #22c55e;
    --warning:          #f59e0b;

    --shadow-sm:        0 1px 3px rgba(0, 0, 0, 0.4);
    --shadow-md:        0 4px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg:        0 8px 40px rgba(0, 0, 0, 0.6);
    --shadow-glow:      0 0 30px rgba(0, 212, 170, 0.15);

    --font-heading:     'IBM Plex Mono', 'Courier New', monospace;
    --font-body:        'IBM Plex Mono', 'Courier New', monospace;
    --font-mono:        'JetBrains Mono', 'Fira Code', monospace;

    --radius-sm:        4px;
    --radius-md:        8px;
    --radius-lg:        12px;

    --transition:       0.25s cubic-bezier(0.4, 0, 0.2, 1);

    --grid-color:       rgba(0, 212, 170, 0.04);
    --particle-color:   rgba(0, 212, 170, 0.15);
    --scanline-display: none;
    --crt-filter:       none;
    --noise-opacity:    0;
}

/* ── Light Theme ────────────────────────────────────────────────────────── */
[data-theme="light"] {
    --bg-primary:       #f8f9fc;
    --bg-secondary:     #ffffff;
    --bg-card:          #ffffff;
    --bg-card-hover:    #f1f5f9;
    --bg-nav:           rgba(248, 249, 252, 0.95);
    --bg-footer:        #1e293b;

    --text-primary:     #1e293b;
    --text-secondary:   #475569;
    --text-muted:       #94a3b8;
    --text-heading:     #0f172a;

    --accent:           #0d9488;
    --accent-hover:     #0f766e;
    --accent-dim:       rgba(13, 148, 136, 0.08);
    --accent-glow:      rgba(13, 148, 136, 0.15);
    --accent-secondary: #2563eb;

    --border-color:     rgba(15, 23, 42, 0.1);
    --border-accent:    rgba(13, 148, 136, 0.2);

    --shadow-sm:        0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md:        0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg:        0 8px 40px rgba(0, 0, 0, 0.1);
    --shadow-glow:      0 0 30px rgba(13, 148, 136, 0.08);

    --grid-color:       rgba(13, 148, 136, 0.04);
    --particle-color:   rgba(13, 148, 136, 0.08);
    --scanline-display: none;
    --crt-filter:       none;
    --noise-opacity:    0;
}

/* Light theme footer text overrides */
[data-theme="light"] .site-footer {
    --text-primary:     #e8edf5;
    --text-secondary:   #94a3b8;
    --text-muted:       #64748b;
    --text-heading:     #f1f5f9;
    --border-color:     rgba(148, 163, 184, 0.15);
}

/* ── Terminal (VT100) Theme ─────────────────────────────────────────────── */
[data-theme="terminal"] {
    --bg-primary:       #0a0a0a;
    --bg-secondary:     #0d0d0d;
    --bg-card:          #111111;
    --bg-card-hover:    #1a1a1a;
    --bg-nav:           rgba(10, 10, 10, 0.96);
    --bg-footer:        #050505;

    --text-primary:     #33ff33;
    --text-secondary:   #22cc22;
    --text-muted:       #1a991a;
    --text-heading:     #44ff44;

    --accent:           #33ff33;
    --accent-hover:     #66ff66;
    --accent-dim:       rgba(51, 255, 51, 0.08);
    --accent-glow:      rgba(51, 255, 51, 0.25);
    --accent-secondary: #33ff33;

    --border-color:     rgba(51, 255, 51, 0.15);
    --border-accent:    rgba(51, 255, 51, 0.3);

    --shadow-sm:        0 0 4px rgba(51, 255, 51, 0.1);
    --shadow-md:        0 0 12px rgba(51, 255, 51, 0.08);
    --shadow-lg:        0 0 30px rgba(51, 255, 51, 0.06);
    --shadow-glow:      0 0 40px rgba(51, 255, 51, 0.12);

    --font-heading:     'JetBrains Mono', 'Courier New', monospace;
    --font-body:        'JetBrains Mono', 'Courier New', monospace;
    --font-mono:        'JetBrains Mono', 'Courier New', monospace;

    --grid-color:       rgba(51, 255, 51, 0.03);
    --particle-color:   rgba(51, 255, 51, 0.1);
    --scanline-display: block;
    --crt-filter:       blur(0.3px) brightness(1.05);
    --noise-opacity:    0.03;
}

/* ── Global Reset & Base ────────────────────────────────────────────────── */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    font-size: 0.9rem;
    transition: background-color var(--transition), color var(--transition);
    overflow-x: hidden;
    filter: var(--crt-filter);
}

::selection {
    background: var(--accent);
    color: var(--bg-primary);
}

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

a:hover {
    color: var(--accent-hover);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-heading);
    font-weight: 700;
    line-height: 1.3;
}

img {
    max-width: 100%;
    height: auto;
}

/* ── Scanline Overlay (Terminal Mode) ───────────────────────────────────── */
.scanline-overlay {
    display: var(--scanline-display);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.08) 0px,
        rgba(0, 0, 0, 0.08) 1px,
        transparent 1px,
        transparent 3px
    );
}

/* Terminal flicker animation */
[data-theme="terminal"] body {
    animation: terminalFlicker 0.1s infinite alternate;
}

@keyframes terminalFlicker {
    0%   { opacity: 0.985; }
    100% { opacity: 1; }
}

/* Terminal text glow */
[data-theme="terminal"] h1,
[data-theme="terminal"] h2,
[data-theme="terminal"] h3,
[data-theme="terminal"] .hero-title,
[data-theme="terminal"] .brand-primary {
    text-shadow: 0 0 8px rgba(51, 255, 51, 0.5), 0 0 20px rgba(51, 255, 51, 0.2);
}

[data-theme="terminal"] .pillar-card,
[data-theme="terminal"] .cap-card,
[data-theme="terminal"] .sector-card,
[data-theme="terminal"] .problem-card,
[data-theme="terminal"] .contact-card {
    border: 1px solid rgba(51, 255, 51, 0.2);
    box-shadow: inset 0 0 20px rgba(51, 255, 51, 0.02), 0 0 10px rgba(51, 255, 51, 0.04);
}

[data-theme="terminal"] .btn-accent {
    box-shadow: 0 0 15px rgba(51, 255, 51, 0.2);
}

/* Terminal cursor blink for brand */
[data-theme="terminal"] .navbar-brand::after {
    content: '█';
    animation: cursorBlink 1s step-end infinite;
    color: var(--accent);
    margin-left: 4px;
    font-size: 0.8em;
}

@keyframes cursorBlink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* ── Navigation ─────────────────────────────────────────────────────────── */
.navbar {
    background: var(--bg-nav);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 0;
    transition: all var(--transition);
    z-index: 1050;
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar-brand {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--text-heading) !important;
    letter-spacing: -0.02em;
}

.brand-icon {
    color: var(--accent);
    font-size: 1.3rem;
}

.brand-primary {
    color: var(--accent);
}

.brand-separator {
    color: var(--text-muted);
    font-weight: 400;
    margin: 0 0.3rem;
    font-size: 0.85em;
}

.nav-link {
    color: var(--text-secondary) !important;
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 500;
    padding: 0.5rem 0.85rem !important;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    transition: color var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent) !important;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

.navbar-toggler {
    border: 1px solid var(--border-color);
    padding: 0.4rem 0.6rem;
}

.navbar-toggler-icon {
    background-image: none;
    position: relative;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    display: block;
    transition: var(--transition);
}

.navbar-toggler-icon::before,
.navbar-toggler-icon::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    left: 0;
    transition: var(--transition);
}

.navbar-toggler-icon::before { top: -6px; }
.navbar-toggler-icon::after  { top: 6px; }

/* ── Theme Switcher ─────────────────────────────────────────────────────── */
.btn-theme-toggle {
    background: var(--accent-dim);
    border: 1px solid var(--border-accent);
    color: var(--accent);
    font-family: var(--font-heading);
    font-size: 0.8rem;
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.btn-theme-toggle:hover {
    background: var(--accent);
    color: var(--bg-primary);
    border-color: var(--accent);
}

.dropdown-menu {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
    min-width: 180px;
}

.dropdown-item {
    color: var(--text-secondary);
    font-family: var(--font-heading);
    font-size: 0.82rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.dropdown-item:hover,
.dropdown-item:focus {
    background: var(--accent-dim);
    color: var(--accent);
}

.dropdown-item.active-theme {
    background: var(--accent);
    color: var(--bg-primary);
}

/* ── Buttons ────────────────────────────────────────────────────────────── */
.btn-accent {
    background: var(--accent);
    color: var(--bg-primary);
    border: 2px solid var(--accent);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    padding: 0.65rem 1.5rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.btn-accent:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    color: var(--bg-primary);
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}

.btn-outline-light {
    border: 2px solid var(--border-color) !important;
    color: var(--text-primary) !important;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    padding: 0.65rem 1.5rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    background: transparent;
}

.btn-outline-light:hover {
    border-color: var(--accent) !important;
    color: var(--accent) !important;
    background: var(--accent-dim);
}

/* ── Section Shared Styles ──────────────────────────────────────────────── */
section {
    padding: 6rem 0;
    position: relative;
}

.section-label {
    text-align: center;
    margin-bottom: 1rem;
}

.section-label span {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent);
    background: var(--accent-dim);
    padding: 0.35rem 1rem;
    border-radius: 2px;
    border: 1px solid var(--border-accent);
}

.section-heading {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    text-align: center;
    color: var(--text-heading);
    margin-bottom: 0.75rem;
}

.section-sub {
    text-align: center;
    color: var(--text-secondary);
    max-width: 680px;
    margin: 0 auto;
    font-size: 0.95rem;
}

/* ── Hero Section ───────────────────────────────────────────────────────── */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 0;
    background: var(--bg-primary);
}

.hero-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--grid-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridShift 20s linear infinite;
}

@keyframes gridShift {
    0%   { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.hero-bg-particles {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(2px 2px at 20% 30%, var(--particle-color) 0%, transparent 100%),
        radial-gradient(2px 2px at 40% 70%, var(--particle-color) 0%, transparent 100%),
        radial-gradient(2px 2px at 65% 20%, var(--particle-color) 0%, transparent 100%),
        radial-gradient(2px 2px at 80% 60%, var(--particle-color) 0%, transparent 100%),
        radial-gradient(2px 2px at 10% 85%, var(--particle-color) 0%, transparent 100%),
        radial-gradient(2px 2px at 55% 45%, var(--particle-color) 0%, transparent 100%);
    animation: particleFloat 6s ease-in-out infinite alternate;
}

@keyframes particleFloat {
    0%   { transform: translateY(0); }
    100% { transform: translateY(-15px); }
}

.hero-badge {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--accent);
    background: var(--accent-dim);
    border: 1px solid var(--border-accent);
    padding: 0.4rem 1rem;
    border-radius: 2px;
    animation: fadeInUp 0.6s ease-out;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.15;
    margin: 1rem 0;
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

.hero-title-line {
    display: block;
}

.hero-title-accent {
    color: var(--accent);
}

.hero-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 540px;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-actions {
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

.hero-stats {
    display: flex;
    gap: 2.5rem;
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

.hero-stat {
    text-align: center;
}

.hero-stat-value {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
}

.hero-stat-label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 0.3rem;
}

/* Hero Visual – Hex Grid */
.hero-visual {
    position: relative;
    width: 350px;
    height: 350px;
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

.hex-grid {
    position: relative;
    width: 100%;
    height: 100%;
}

.hex-node {
    position: absolute;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-accent);
    border-radius: 50%;
    font-size: 1.4rem;
    color: var(--accent);
    box-shadow: var(--shadow-glow);
    animation: nodeFloat 3s ease-in-out infinite;
    z-index: 2;
}

.hex-node-1 { top: 10%;  left: 50%; transform: translateX(-50%); animation-delay: 0s; }
.hex-node-2 { top: 30%;  left: 15%; animation-delay: 0.3s; }
.hex-node-3 { top: 30%;  right: 15%; animation-delay: 0.6s; }
.hex-node-4 { top: 55%;  left: 8%;  animation-delay: 0.9s; }
.hex-node-5 { top: 55%;  right: 8%; animation-delay: 1.2s; }
.hex-node-6 { top: 78%;  left: 50%; transform: translateX(-50%); animation-delay: 1.5s; }

@keyframes nodeFloat {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-6px); }
}

.hex-node-1 { animation: nodeFloat 3s ease-in-out infinite; }

.hex-connector {
    position: absolute;
    background: var(--border-accent);
    z-index: 1;
}

.hex-c1 { top: 22%; left: 32%; width: 1px; height: 40px; transform: rotate(-30deg); }
.hex-c2 { top: 22%; right: 32%; width: 1px; height: 40px; transform: rotate(30deg); }
.hex-c3 { top: 45%; left: 18%; width: 1px; height: 45px; transform: rotate(-10deg); }
.hex-c4 { top: 45%; right: 18%; width: 1px; height: 45px; transform: rotate(10deg); }
.hex-c5 { top: 70%; left: 50%; width: 1px; height: 35px; transform: translateX(-50%); }

.hex-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 200px;
    height: 200px;
    transform: translate(-50%, -50%);
    border: 1px solid var(--accent);
    border-radius: 50%;
    opacity: 0;
    animation: hexPulse 3s ease-out infinite;
}

@keyframes hexPulse {
    0%   { transform: translate(-50%, -50%) scale(0.5); opacity: 0.5; }
    100% { transform: translate(-50%, -50%) scale(1.5); opacity: 0; }
}

/* Hero Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    color: var(--text-muted);
    font-size: 1.2rem;
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%      { transform: translateX(-50%) translateY(10px); }
}

/* ── Problem Section ────────────────────────────────────────────────────── */
.section-problem {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.problem-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    height: 100%;
    transition: all var(--transition);
}

.problem-card:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
    transform: translateY(-3px);
}

.problem-icon {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.problem-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

.problem-card p {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.solution-bridge {
    position: relative;
}

.bridge-line {
    width: 1px;
    height: 40px;
    background: var(--border-accent);
    margin: 0 auto 1rem;
}

.bridge-text {
    color: var(--accent);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 500;
    max-width: 650px;
    margin: 0 auto;
}

/* ── Architecture Pillars ───────────────────────────────────────────────── */
.section-architecture {
    background: var(--bg-primary);
}

.pillar-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.pillar-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    position: relative;
    overflow: hidden;
    transition: all var(--transition);
}

.pillar-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}

.pillar-card:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
    transform: translateY(-3px);
}

.pillar-card:hover::before {
    opacity: 1;
}

.pillar-number {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-dim);
    line-height: 1;
    pointer-events: none;
}

[data-theme="terminal"] .pillar-number {
    color: rgba(51, 255, 51, 0.08);
}

.pillar-icon {
    font-size: 1.8rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.pillar-title {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

.pillar-desc {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.pillar-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pillar-features li {
    font-size: 0.8rem;
    color: var(--text-secondary);
    padding: 0.25rem 0;
}

.pillar-features i {
    color: var(--accent);
    margin-right: 0.5rem;
    font-size: 0.7rem;
}

/* ── Capabilities ───────────────────────────────────────────────────────── */
.section-capabilities {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.cap-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.75rem;
    height: 100%;
    transition: all var(--transition);
}

.cap-card:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
    transform: translateY(-3px);
}

.cap-icon {
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 1rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-dim);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-accent);
}

.cap-card h3 {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.cap-card p {
    color: var(--text-secondary);
    font-size: 0.82rem;
    margin: 0;
}

/* ── Differentiators Table ──────────────────────────────────────────────── */
.section-diff {
    background: var(--bg-primary);
}

.section-diff .section-heading {
    text-align: left;
}

.diff-table-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.diff-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.diff-table thead {
    background: var(--accent-dim);
}

.diff-table th {
    padding: 1rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-heading);
    border-bottom: 1px solid var(--border-color);
}

.diff-table td {
    padding: 0.85rem 1rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.diff-table tbody tr:last-child td {
    border-bottom: none;
}

.diff-table tbody tr:hover {
    background: var(--bg-card-hover);
}

.diff-no {
    color: var(--danger);
    font-size: 1rem;
}

.diff-yes {
    color: var(--success);
    font-size: 1rem;
}

[data-theme="terminal"] .diff-yes {
    color: var(--accent);
    text-shadow: 0 0 6px rgba(51, 255, 51, 0.4);
}

/* ── Compliance ─────────────────────────────────────────────────────────── */
.section-compliance {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.compliance-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem 1rem;
    text-align: center;
    height: 100%;
    transition: all var(--transition);
}

.compliance-card:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
    transform: translateY(-3px);
}

.compliance-icon {
    font-size: 1.8rem;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.compliance-card h3 {
    font-size: 0.85rem;
    font-weight: 600;
}

.compliance-note p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    background: var(--accent-dim);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-md);
    padding: 1rem 1.5rem;
    display: inline-block;
}

/* ── Deployment Timeline ────────────────────────────────────────────────── */
.section-deployment {
    background: var(--bg-primary);
}

.deployment-timeline {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-start;
    gap: 0;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 1 1 160px;
    max-width: 200px;
    padding: 0 0.5rem;
}

.timeline-marker {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-dim);
    border: 2px solid var(--accent);
    border-radius: 50%;
    margin-bottom: 1rem;
    position: relative;
}

.timeline-num {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent);
}

.timeline-content h3 {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--text-secondary);
    font-size: 0.78rem;
}

.timeline-connector {
    width: 40px;
    height: 2px;
    background: var(--border-accent);
    align-self: center;
    margin-top: -2rem;
    flex-shrink: 0;
}

/* ── Sectors ────────────────────────────────────────────────────────────── */
.section-sectors {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.sector-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    height: 100%;
    transition: all var(--transition);
    position: relative;
}

.sector-card:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
    transform: translateY(-3px);
}

.sector-icon {
    font-size: 1.8rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.sector-card h3 {
    font-size: 1rem;
    margin-bottom: 0.75rem;
}

.sector-card p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.sector-tag {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    background: var(--accent-dim);
    border: 1px solid var(--border-accent);
    padding: 0.2rem 0.6rem;
    border-radius: 2px;
}

/* ── Outcomes ───────────────────────────────────────────────────────────── */
.section-outcomes {
    background: var(--bg-primary);
}

.outcome-item {
    text-align: center;
    padding: 1.5rem 0.5rem;
}

.outcome-icon {
    font-size: 1.6rem;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.outcome-item h3 {
    font-size: 0.9rem;
    margin-bottom: 0.4rem;
}

.outcome-item p {
    color: var(--text-secondary);
    font-size: 0.78rem;
    margin: 0;
}

/* ── Contact Section ────────────────────────────────────────────────────── */
.section-contact {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.contact-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    text-align: center;
    height: 100%;
    transition: all var(--transition);
}

.contact-card:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
}

.contact-icon {
    font-size: 1.8rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.contact-card h3 {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.contact-card a {
    font-size: 0.82rem;
    word-break: break-all;
}

.commercial-note p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    background: var(--accent-dim);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius-md);
    padding: 1rem 1.5rem;
    display: inline-block;
    max-width: 650px;
}

/* ── Footer ─────────────────────────────────────────────────────────────── */
.site-footer {
    background: var(--bg-footer);
    padding: 3.5rem 0 1.5rem;
    position: relative;
}

.footer-brand {
    display: flex;
    align-items: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.15rem;
}

.footer-tagline {
    color: var(--text-secondary);
    font-size: 0.82rem;
    max-width: 320px;
}

.footer-certifications {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.cert-badge {
    font-family: var(--font-heading);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent);
    background: var(--accent-dim);
    border: 1px solid var(--border-accent);
    padding: 0.25rem 0.6rem;
    border-radius: 2px;
}

.footer-heading {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-heading);
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.4rem;
}

.footer-links a,
.footer-links span {
    color: var(--text-secondary);
    font-size: 0.82rem;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--accent);
}

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
}

.footer-contact-list i {
    color: var(--accent);
    margin-top: 0.15rem;
    width: 18px;
    flex-shrink: 0;
}

.footer-divider {
    border-color: var(--border-color);
    margin: 2rem 0 1rem;
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.78rem;
    margin: 0;
}

.footer-legal {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: 1.5rem;
    justify-content: flex-end;
}

.footer-legal a {
    color: var(--text-muted);
    font-size: 0.78rem;
    transition: color var(--transition);
}

.footer-legal a:hover {
    color: var(--accent);
}

/* ── Animations ─────────────────────────────────────────────────────────── */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Intersection Observer fade-in */
.fade-in-section {
    opacity: 0;
    transform: translateY(25px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 991.98px) {
    .hero-stats {
        gap: 1.5rem;
    }

    .deployment-timeline {
        flex-direction: column;
        align-items: center;
    }

    .timeline-step {
        max-width: 100%;
        flex-direction: row;
        text-align: left;
        gap: 1rem;
    }

    .timeline-connector {
        width: 2px;
        height: 30px;
        margin: 0;
    }

    .timeline-content h3 {
        font-size: 0.95rem;
    }
}

@media (max-width: 767.98px) {
    section {
        padding: 4rem 0;
    }

    .hero-title {
        font-size: clamp(1.6rem, 6vw, 2.4rem);
    }

    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-stat {
        text-align: left;
        display: flex;
        align-items: baseline;
        gap: 0.75rem;
    }

    .hero-actions .btn {
        display: block;
        width: 100%;
        margin-bottom: 0.75rem;
    }

    .hero-actions .btn.me-3 {
        margin-right: 0 !important;
    }

    .footer-legal {
        justify-content: flex-start;
        margin-top: 0.75rem;
    }

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

    .diff-table-wrap {
        overflow-x: auto;
    }
}

@media (max-width: 575.98px) {
    .navbar-brand {
        font-size: 1rem;
    }

    .hero-badge {
        font-size: 0.65rem;
    }
}

/* ── Accessibility ──────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    [data-theme="terminal"] body {
        animation: none;
    }
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* ── Print ──────────────────────────────────────────────────────────────── */
@media print {
    .navbar,
    .hero-bg-grid,
    .hero-bg-particles,
    .hex-grid,
    .hero-scroll-indicator,
    .scanline-overlay,
    .btn-theme-toggle {
        display: none !important;
    }

    body {
        color: #000;
        background: #fff;
    }

    section {
        page-break-inside: avoid;
    }
}