/* PR Signal - Style Sheet */
:root {
    --color-bg: #ffffff;
    --color-text: #1a1a2e;
    --color-text-muted: #64748b;
    --color-primary: #0f172a;
    --color-accent: #0ea5e9;
    --color-border: #e2e8f0;
    --color-surface: #f8fafc;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --container: 1140px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;
    --spacing-2xl: 6rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

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

/* Typography */
h1, h2, h3, h4 {
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: var(--spacing-md); }
h3 { font-size: 1.125rem; }
h4 { font-size: 1rem; }

p { margin-bottom: var(--spacing-sm); }
p:last-child { margin-bottom: 0; }

a {
    color: var(--color-text);
    text-decoration: none;
    transition: color 0.2s;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: 0.5rem;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
}

.btn-primary:hover {
    background: #1e293b;
    color: #fff;
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-text);
    color: var(--color-text);
}

/* Header */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-text);
}

.logo span { color: var(--color-accent); }
.logo:hover { color: var(--color-text); }

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

.nav a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

.nav a:hover { color: var(--color-text); }

.nav-cta {
    background: var(--color-primary);
    color: #fff !important;
    padding: 0.625rem 1.25rem;
    border-radius: 0.375rem;
}

.nav-cta:hover {
    background: #1e293b;
    color: #fff !important;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: all 0.3s;
}

/* Hero */
.hero {
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.hero h1 {
    max-width: 800px;
    margin: 0 auto var(--spacing-md);
}

.hero-sub {
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
    font-size: 1.125rem;
    color: var(--color-text-muted);
}

.hero-ctas {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* Credibility Strip */
.credibility {
    padding: var(--spacing-lg) 0;
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.credibility-grid {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.cred-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

.cred-item svg { color: var(--color-accent); }

/* Services Snapshot */
.services-snapshot {
    padding: var(--spacing-2xl) 0;
}

.services-snapshot h2 { text-align: center; }

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.service-card {
    padding: var(--spacing-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    transition: border-color 0.2s;
}

.service-card:hover { border-color: var(--color-accent); }

.service-card h3 { margin-bottom: var(--spacing-xs); }

.service-card p {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
}

.services-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* Approach Preview */
.approach-preview {
    padding: var(--spacing-2xl) 0;
    background: var(--color-surface);
}

.approach-preview h2 { text-align: center; }

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.step {
    text-align: center;
    padding: var(--spacing-md);
}

.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: #fff;
    border-radius: 50%;
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
}

.step h4 { margin-bottom: var(--spacing-xs); }

.step p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.trust-cues {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.trust-cues p {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.cta-section h2 { margin-bottom: var(--spacing-xs); }

.cta-section p {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

/* Footer */
.footer {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    background: var(--color-primary);
    color: #fff;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand p {
    color: rgba(255,255,255,0.6);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

.footer .logo { color: #fff; }
.footer .logo:hover { color: #fff; }

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-links a {
    color: rgba(255,255,255,0.6);
    font-size: 0.875rem;
}

.footer-links a:hover { color: #fff; }

.footer-contact a {
    color: rgba(255,255,255,0.6);
    font-size: 0.875rem;
}

.footer-contact a:hover { color: #fff; }

.footer-bottom {
    padding-top: var(--spacing-md);
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.4);
}

/* Page Header */
.page-header {
    padding: var(--spacing-xl) 0;
    text-align: center;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.page-header p {
    max-width: 600px;
    margin: var(--spacing-sm) auto 0;
    color: var(--color-text-muted);
}

/* Services Page */
.services-detail {
    padding: var(--spacing-2xl) 0;
}

.service-block {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid var(--color-border);
}

.service-block:last-child { border-bottom: none; }

.service-block h3 { font-size: 1.25rem; }

.service-block p {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

.not-do-box {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-md);
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 0.75rem;
}

.not-do-box h4 {
    color: #991b1b;
    margin-bottom: var(--spacing-sm);
}

.not-do-box ul {
    list-style: none;
    color: #7f1d1d;
    font-size: 0.9375rem;
}

.not-do-box li {
    padding: var(--spacing-xs) 0;
    padding-left: 1.5rem;
    position: relative;
}

.not-do-box li::before {
    content: "✕";
    position: absolute;
    left: 0;
    color: #dc2626;
}

/* Approach Page */
.approach-detail {
    padding: var(--spacing-2xl) 0;
}

.case-examples {
    margin-top: var(--spacing-xl);
}

.case-examples h3 {
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.example-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.example-card {
    padding: var(--spacing-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
}

.example-card .label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
}

.example-card p {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
}

/* Contact Page */
.contact-section {
    padding: var(--spacing-2xl) 0;
}

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

.contact-info h3 { margin-bottom: var(--spacing-sm); }

.contact-info p {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

.contact-emails {
    margin-top: var(--spacing-md);
}

.contact-emails a {
    display: block;
    color: var(--color-accent);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-xs);
}

.contact-form {
    background: var(--color-surface);
    padding: var(--spacing-lg);
    border-radius: 0.75rem;
    border: 1px solid var(--color-border);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    font-family: inherit;
    font-size: 0.9375rem;
    border: 1px solid var(--color-border);
    border-radius: 0.375rem;
    background: #fff;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}

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

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
}

.form-checkbox input {
    width: auto;
    margin-top: 4px;
}

.form-checkbox label {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-bottom: 0;
}

.form-submit { margin-top: var(--spacing-md); }

.form-message {
    padding: var(--spacing-sm);
    border-radius: 0.375rem;
    font-size: 0.875rem;
    margin-top: var(--spacing-md);
    display: none;
}

.form-message.success {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #166534;
}

.form-message.error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
}

.form-message.show {
    display: block;
}

/* Privacy Page */
.privacy-content {
    padding: var(--spacing-2xl) 0;
    max-width: 800px;
    margin: 0 auto;
}

.privacy-content h2 {
    font-size: 1.25rem;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.privacy-content p,
.privacy-content li {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

.privacy-content ul {
    margin-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

/* Responsive */
@media (max-width: 768px) {
    .header {
        position: relative;
    }
    
    .nav { display: none; }
    .mobile-menu-btn { display: flex; }
    
    .nav.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #fff;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--color-border);
        z-index: 99;
    }
    
    .nav.active a {
        padding: var(--spacing-sm) 0;
        text-align: center;
        font-size: 1rem;
    }
    
    .nav.active a.nav-cta,
    .nav.active .nav-cta {
        background: none !important;
        background-color: transparent !important;
        color: var(--color-text-muted) !important;
        padding: var(--spacing-sm) 0 !important;
        border-radius: 0 !important;
        border: none !important;
    }
    
    .nav.active a.nav-cta:hover,
    .nav.active .nav-cta:hover {
        background: none !important;
        background-color: transparent !important;
        color: var(--color-text) !important;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .service-block {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* Honeypot */
.hp-field { display: none !important; }
/* v3 - mobile menu button fix */