/* ================================
   GovaGuard Landing Page Styles
   Aesthetic: Refined Brutalism + Terminal Security
   ================================ */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700&family=IBM+Plex+Sans:wght@300;400;500;600&display=swap');

:root {
    /* Color System */
    --color-bg: #0a0e27;
    --color-bg-light: #131829;
    --color-bg-lighter: #1a1f3a;
    --color-surface: #1e2542;
    --color-border: #2a3354;

    --color-primary: #00d9ff;
    --color-primary-dim: #0088aa;
    --color-primary-glow: rgba(0, 217, 255, 0.3);

    --color-accent: #00ff88;
    --color-warning: #ffa500;
    --color-error: #ff4444;

    --color-text: #e8edf5;
    --color-text-dim: #9ba6bd;
    --color-text-dimmer: #64748b;

    /* Typography */
    --font-display: 'JetBrains Mono', monospace;
    --font-body: 'IBM Plex Sans', sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;

    /* Effects */
    --shadow-glow: 0 0 20px var(--color-primary-glow);
    --shadow-elevation: 0 10px 40px rgba(0, 0, 0, 0.4);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ================================
   Base Styles
   ================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Scanline overlay effect */
.scanlines {
    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, 0.05),
        rgba(0, 0, 0, 0.05) 1px,
        transparent 1px,
        transparent 2px
    );
    animation: scanline 8s linear infinite;
}

@keyframes scanline {
    0% { transform: translateY(0); }
    100% { transform: translateY(10px); }
}

/* ================================
   Navigation
   ================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    animation: slideDown 0.6s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-md) var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.logo-bracket {
    color: var(--color-primary);
    font-size: 1.5rem;
}

.logo-text {
    color: var(--color-text);
    letter-spacing: 0.05em;
}

.nav-links {
    display: flex;
    gap: var(--space-lg);
    align-items: center;
}

.nav-link {
    color: var(--color-text-dim);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--color-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link-cta {
    background: transparent;
    border: 1px solid var(--color-primary);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    color: var(--color-primary);
}

.nav-link-cta::after {
    display: none;
}

.nav-link-cta:hover {
    background: var(--color-primary);
    color: var(--color-bg);
    box-shadow: var(--shadow-glow);
}

/* ================================
   Hero Section
   ================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-lg);
    position: relative;
    z-index: 10;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-text-dim);
    margin-bottom: var(--space-lg);
    animation: fadeInUp 0.8s ease 0.2s both;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    animation: pulse 2s ease infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-xl);
    display: flex;
    flex-direction: column;
}

.title-line {
    animation: fadeInUp 0.8s ease both;
    color: var(--color-text);
}

.title-line:nth-child(1) {
    animation-delay: 0.3s;
}

.title-line:nth-child(2) {
    animation-delay: 0.4s;
}

.title-line:nth-child(3) {
    animation-delay: 0.5s;
}

.title-line-accent {
    color: var(--color-primary);
    text-shadow: 0 0 30px var(--color-primary-glow);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-description {
    max-width: 600px;
    font-size: 1.15rem;
    line-height: 1.7;
    color: var(--color-text-dim);
    margin-bottom: var(--space-2xl);
    animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-cta {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.7s both;
}

.hero-stats {
    display: flex;
    gap: var(--space-xl);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-dimmer);
    margin-top: var(--space-xs);
}

/* Grid overlay background */
.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(0, 217, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 217, 255, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
    animation: gridMove 20s linear infinite;
    z-index: 1;
}

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

/* ================================
   Buttons
   ================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 1rem 2rem;
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-bg);
    box-shadow: 0 4px 20px rgba(0, 217, 255, 0.2);
}

.btn-primary:hover {
    background: #00eeff;
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.btn-text {
    position: relative;
    z-index: 1;
}

.btn-arrow {
    position: relative;
    z-index: 1;
    font-size: 1.25rem;
    transition: transform var(--transition-base);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ================================
   Sections
   ================================ */

.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-lg);
}

.section-header {
    margin-bottom: var(--space-2xl);
}

.section-tag {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-primary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    display: block;
    margin-bottom: var(--space-sm);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.2;
}

/* ================================
   Services Section
   ================================ */

.services {
    background: var(--color-bg-light);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.service-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: var(--space-xl);
    border-radius: 4px;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: attr(data-index);
    position: absolute;
    top: -20px;
    right: -20px;
    font-family: var(--font-display);
    font-size: 8rem;
    font-weight: 700;
    color: rgba(0, 217, 255, 0.03);
    pointer-events: none;
}

.service-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-elevation);
}

.service-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.service-number {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.service-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
}

.service-description {
    color: var(--color-text-dim);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.service-features {
    list-style: none;
}

.service-features li {
    color: var(--color-text-dim);
    padding-left: 1.5rem;
    margin-bottom: var(--space-xs);
    position: relative;
    font-size: 0.95rem;
}

.service-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

/* ================================
   Specializations Section
   ================================ */

.specializations {
    background: var(--color-bg);
    position: relative;
}

.specializations-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.specializations-intro {
    max-width: 700px;
    margin: var(--space-md) auto 0;
    color: var(--color-text-dim);
    font-size: 1.1rem;
    line-height: 1.7;
}

.specializations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.specialization-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: var(--space-xl);
    border-radius: 4px;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.specialization-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-elevation);
}

.specialization-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 217, 255, 0.05);
    border: 1px solid var(--color-primary);
    border-radius: 4px;
    color: var(--color-primary);
    margin-bottom: var(--space-lg);
}

.specialization-title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

.specialization-description {
    color: var(--color-text-dim);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
    flex-grow: 1;
}

.specialization-tags {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.specialization-tags li {
    background: var(--color-bg-lighter);
    border: 1px solid var(--color-border);
    padding: 0.4rem 0.75rem;
    border-radius: 3px;
    font-family: var(--font-display);
    font-size: 0.75rem;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ================================
   Expertise Section
   ================================ */

.expertise {
    background: var(--color-bg-light);
    border-top: 1px solid var(--color-border);
}

.expertise-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.expertise-intro {
    color: var(--color-text-dim);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

.expertise-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.expertise-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-bg-lighter);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    transition: all var(--transition-base);
}

.expertise-item:hover {
    border-color: var(--color-primary);
    background: var(--color-surface);
}

.expertise-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 217, 255, 0.1);
    border: 1px solid var(--color-primary);
    border-radius: 4px;
    color: var(--color-primary);
}

.expertise-text h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--color-text);
    margin-bottom: 0.25rem;
}

.expertise-text p {
    color: var(--color-text-dim);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Terminal */
.terminal {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    overflow: hidden;
    box-shadow: var(--shadow-elevation);
}

.terminal-header {
    background: var(--color-bg-lighter);
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid var(--color-border);
}

.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-text-dimmer);
}

.terminal-dot:nth-child(1) { background: #ff5f56; }
.terminal-dot:nth-child(2) { background: #ffbd2e; }
.terminal-dot:nth-child(3) { background: #27c93f; }

.terminal-title {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-text-dim);
    margin-left: auto;
}

.terminal-body {
    padding: var(--space-lg);
    font-family: var(--font-display);
    font-size: 0.9rem;
}

.terminal-line {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.prompt {
    color: var(--color-primary);
}

.command {
    color: var(--color-text);
}

.output {
    color: var(--color-text-dim);
}

.success {
    color: var(--color-accent);
}

.warning {
    color: var(--color-warning);
}

.info {
    color: var(--color-primary);
}

.cursor {
    color: var(--color-primary);
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* ================================
   Contact Section
   ================================ */

.contact {
    background: var(--color-bg-light);
    border-top: 1px solid var(--color-border);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-3xl);
}

.contact-description {
    color: var(--color-text-dim);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-method {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.contact-label {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-text-dimmer);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-value {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--color-primary);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: var(--space-xl);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-family: var(--font-display);
    font-size: 0.9rem;
    color: var(--color-text);
    font-weight: 500;
}

.form-input,
.form-select,
.form-textarea {
    background: var(--color-bg-lighter);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border-radius: 4px;
    transition: all var(--transition-base);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-select {
    cursor: pointer;
}

.form-response {
    min-height: 20px;
}

.success-message {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--color-accent);
    border-radius: 4px;
    padding: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    animation: fadeInUp 0.5s ease;
}

.success-icon {
    width: 32px;
    height: 32px;
    background: var(--color-accent);
    color: var(--color-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.success-message p {
    color: var(--color-accent);
    font-weight: 500;
}

.error-message {
    background: rgba(255, 71, 87, 0.1);
    border: 1px solid #ff4757;
    border-radius: 4px;
    padding: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    animation: fadeInUp 0.5s ease;
}

.error-icon {
    width: 32px;
    height: 32px;
    background: #ff4757;
    color: var(--color-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.error-message p {
    color: #ff4757;
    font-weight: 500;
}

/* ================================
   Imprint Section
   ================================ */

.imprint {
    background: var(--color-bg-light);
    border-top: 1px solid var(--color-border);
}

.imprint-page {
    min-height: 80vh;
    padding-top: 120px;
    background: var(--color-bg);
}

.imprint-content {
    max-width: 1200px;
    margin: 0 auto;
}

.imprint-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.imprint-block {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: var(--space-lg);
    border-radius: 4px;
}

.imprint-heading {
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.imprint-text {
    color: var(--color-text-dim);
    line-height: 1.7;
    font-size: 0.95rem;
}

.imprint-disclaimer {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: var(--space-xl);
    border-radius: 4px;
}

.imprint-disclaimer .imprint-heading {
    margin-bottom: var(--space-md);
}

/* ================================
   Footer
   ================================ */

.footer {
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-lg) var(--space-lg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid var(--color-border);
}

.footer-links {
    display: flex;
    gap: var(--space-2xl);
    flex-wrap: wrap;
}

.footer-tagline {
    color: var(--color-text-dim);
    margin-top: var(--space-md);
    line-height: 1.6;
}

.footer-heading {
    font-family: var(--font-display);
    font-size: 0.9rem;
    color: var(--color-text);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-list a {
    color: var(--color-text-dim);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.footer-list a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--color-text-dimmer);
    font-size: 0.9rem;
}

.footer-security {
    display: flex;
    gap: var(--space-md);
}

.security-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-size: 0.85rem;
}

/* ================================
   Whitepapers Section
   ================================ */

.whitepapers {
    background: var(--color-bg);
    position: relative;
}

.whitepaper-grid {
    margin-top: var(--space-2xl);
}

.whitepaper-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    transition: all var(--transition-base);
}

.whitepaper-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.whitepaper-card.featured {
    border: 2px solid var(--color-primary);
}

.whitepaper-badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--color-primary);
    color: var(--color-bg);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 10;
}

.badge-year {
    opacity: 0.8;
}

.whitepaper-content {
    padding: var(--space-xl);
}

.whitepaper-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

.whitepaper-subtitle {
    font-size: 1.1rem;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    font-weight: 500;
}

.whitepaper-description {
    color: var(--color-text-dim);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.whitepaper-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    padding: var(--space-lg);
    background: var(--color-bg-lighter);
    border-radius: 4px;
    border: 1px solid var(--color-border);
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text);
    font-size: 0.95rem;
}

.highlight-item svg {
    color: var(--color-accent);
    flex-shrink: 0;
}

.whitepaper-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-dim);
    font-family: var(--font-display);
    font-size: 0.9rem;
}

.meta-item svg {
    color: var(--color-primary);
}

.whitepaper-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    padding: 0.875rem 1.75rem;
    border-radius: 4px;
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-bg);
    box-shadow: var(--shadow-glow);
}

.btn-secondary svg {
    width: 18px;
    height: 18px;
}

.whitepapers-cta {
    margin-top: var(--space-3xl);
    text-align: center;
    padding: var(--space-2xl);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
}

.cta-text {
    font-size: 1.2rem;
    color: var(--color-text);
    margin-bottom: var(--space-lg);
    font-weight: 500;
}

/* ================================
   Responsive Design
   ================================ */

@media (max-width: 1024px) {
    .expertise-layout {
        grid-template-columns: 1fr;
    }

    .contact-layout {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        gap: var(--space-md);
    }

    .nav-link {
        font-size: 0.85rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: flex-start;
    }

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

    .whitepaper-highlights {
        grid-template-columns: 1fr;
    }

    .whitepaper-actions {
        flex-direction: column;
    }

    .whitepaper-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --space-lg: 1.5rem;
        --space-xl: 2rem;
        --space-2xl: 3rem;
        --space-3xl: 4rem;
    }

    .nav-links {
        display: none;
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--space-md);
    }
}