/* ==========================================
   COGENT STRATEGY WEBSITE STYLES
   Refined, editorial aesthetic for professional consulting
   ========================================== */

/* CSS Variables */
:root {
    --color-primary: #2D5F4E;
    --color-accent: #7A9B7E;
    --color-text: #2d3748;
    --color-text-light: #5a6c7d;
    --color-bg: #fafbfc;
    --color-white: #ffffff;
    --color-border: #e2e8f0;
    
    --font-display: 'Cormorant Garamond', serif;
    --font-body: 'Work Sans', sans-serif;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.7;
    font-size: 17px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-primary);
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

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

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 110px;
}

.logo {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
}

.logo img {
    height: 90px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    font-size: 16px;
    font-weight: 400;
    color: var(--color-text);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width 0.3s ease;
}

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

/* Hero Section */
.hero {
    padding: 120px 0 100px;
    background: linear-gradient(135deg, #fafbfc 0%, #f4f6f8 100%);
    border-bottom: 1px solid var(--color-border);
}

.hero-content {
    max-width: 800px;
}

.hero-title {
    font-size: 64px;
    font-weight: 600;
    line-height: 1.15;
    margin-bottom: 30px;
    letter-spacing: -0.03em;
}

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

.hero-subtitle {
    font-size: 21px;
    line-height: 1.6;
    color: var(--color-text-light);
    margin-bottom: 50px;
    max-width: 650px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 50px;
    padding: 40px 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.stat {
    text-align: center;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-light);
    font-weight: 500;
}

/* CTA Button */
.cta-button {
    display: inline-block;
    padding: 16px 40px;
    background: var(--color-primary);
    color: var(--color-white);
    font-weight: 500;
    font-size: 16px;
    border-radius: 4px;
    transition: var(--transition);
}

.cta-button:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(193, 116, 68, 0.25);
}

/* Approach Section */
.approach {
    padding: 100px 0;
}

.approach-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: start;
}

.approach-text h2 {
    font-size: 42px;
    margin-bottom: 24px;
    line-height: 1.3;
}

.approach-text p {
    font-size: 19px;
    color: var(--color-text-light);
    line-height: 1.7;
}

.approach-focus {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.focus-item {
    padding: 32px;
    background: var(--color-white);
    border-left: 3px solid var(--color-accent);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.focus-item h3 {
    font-size: 24px;
    margin-bottom: 12px;
}

.focus-item p {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* Results Section */
.results {
    padding: 100px 0;
    background: var(--color-white);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.section-title {
    font-size: 42px;
    text-align: center;
    margin-bottom: 60px;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.result-card {
    padding: 32px;
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    transition: var(--transition);
}

.result-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
    border-color: var(--color-accent);
}

.result-impact {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: 16px;
    line-height: 1.3;
}

.result-description {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Industries Section */
.industries {
    padding: 100px 0;
}

.industry-list {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
    max-width: 900px;
    margin: 0 auto;
}

.industry-tag {
    padding: 12px 24px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 24px;
    font-size: 15px;
    color: var(--color-text);
    transition: var(--transition);
}

.industry-tag:hover {
    border-color: var(--color-accent);
    background: var(--color-accent);
    color: var(--color-white);
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: var(--color-primary);
    color: var(--color-white);
    text-align: center;
}

.cta-section h2 {
    font-size: 42px;
    color: var(--color-white);
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 19px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
}

.cta-section .cta-button {
    background: var(--color-accent);
}

.cta-section .cta-button:hover {
    background: var(--color-white);
    color: var(--color-primary);
}

/* Footer */
.footer {
    background: var(--color-white);
    border-top: 1px solid var(--color-border);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    margin-bottom: 16px;
    display: block;
}

.footer-brand .logo img {
    height: 75px;
}

.footer-brand p {
    color: var(--color-text-light);
    font-size: 15px;
}

.footer-contact p {
    margin-bottom: 8px;
    color: var(--color-text);
}

.footer-contact a {
    color: var(--color-text);
}

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

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    color: var(--color-text-light);
    font-size: 14px;
    text-align: center;
}

/* Page Hero (for interior pages) */
.page-hero {
    padding: 100px 0 60px;
    background: linear-gradient(135deg, #fafbfc 0%, #f4f6f8 100%);
    border-bottom: 1px solid var(--color-border);
}

.page-title {
    font-size: 56px;
    margin-bottom: 24px;
}

.page-subtitle {
    font-size: 21px;
    color: var(--color-text-light);
    max-width: 700px;
    line-height: 1.6;
}

/* About Page Styles */
.about-content {
    padding: 80px 0;
}

.about-intro {
    max-width: 800px;
    margin: 0 auto 80px;
}

.about-intro h2 {
    font-size: 38px;
    margin-bottom: 24px;
}

.about-intro p {
    font-size: 19px;
    color: var(--color-text-light);
    margin-bottom: 20px;
    line-height: 1.7;
}

.experience-section {
    margin-bottom: 80px;
}

.experience-section h2 {
    font-size: 38px;
    margin-bottom: 40px;
    text-align: center;
}

.experience-highlight {
    max-width: 800px;
    margin: 0 auto 60px;
    padding: 40px;
    background: var(--color-white);
    border-left: 4px solid var(--color-accent);
}

.experience-highlight h3 {
    font-size: 28px;
    margin-bottom: 16px;
}

.experience-highlight p {
    font-size: 17px;
    color: var(--color-text-light);
    line-height: 1.7;
}

.experience-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.exp-card {
    padding: 32px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.exp-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    border-color: var(--color-accent);
}

.exp-card h4 {
    font-size: 22px;
    margin-bottom: 16px;
    color: var(--color-accent);
}

.exp-card p {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.7;
}

.leadership-section {
    max-width: 800px;
    margin: 0 auto 80px;
}

.leadership-section h2 {
    font-size: 38px;
    margin-bottom: 24px;
}

.leadership-section p {
    font-size: 17px;
    color: var(--color-text-light);
    margin-bottom: 24px;
    line-height: 1.7;
}

.leadership-list {
    list-style: none;
}

.leadership-list li {
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 16px;
    line-height: 1.7;
}

.leadership-list li:last-child {
    border-bottom: none;
}

.leadership-list strong {
    color: var(--color-primary);
}

.methodology-section {
    max-width: 800px;
    margin: 0 auto;
}

.methodology-section h2 {
    font-size: 38px;
    margin-bottom: 24px;
}

.methodology-section p {
    font-size: 17px;
    color: var(--color-text-light);
    margin-bottom: 20px;
    line-height: 1.7;
}

/* Services Page Styles */
.services-content {
    padding: 80px 0;
}

.services-intro {
    max-width: 800px;
    margin: 0 auto 80px;
    font-size: 19px;
    color: var(--color-text-light);
    line-height: 1.7;
    text-align: center;
}

.service-detail {
    max-width: 900px;
    margin: 0 auto 80px;
    padding-bottom: 80px;
    border-bottom: 2px solid var(--color-border);
}

.service-detail:last-of-type {
    border-bottom: none;
}

.service-number {
    font-family: var(--font-display);
    font-size: 72px;
    font-weight: 600;
    color: var(--color-accent);
    opacity: 0.2;
    line-height: 1;
    margin-bottom: 8px;
}

.service-detail h2 {
    font-size: 42px;
    margin-bottom: 16px;
}

.service-lead {
    font-size: 21px;
    color: var(--color-text-light);
    margin-bottom: 40px;
    line-height: 1.6;
}

.service-offerings h3 {
    font-size: 24px;
    margin-bottom: 20px;
}

.service-offerings ul {
    list-style: none;
    margin-bottom: 32px;
}

.service-offerings li {
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 16px;
    line-height: 1.7;
}

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

.service-offerings strong {
    color: var(--color-primary);
    font-weight: 600;
}

.service-example {
    padding: 32px;
    background: var(--color-bg);
    border-left: 4px solid var(--color-accent);
}

.service-example h4 {
    font-size: 18px;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-accent);
}

.service-example p {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.7;
}

.how-we-work {
    max-width: 900px;
    margin: 0 auto 80px;
}

.how-we-work h2 {
    font-size: 38px;
    margin-bottom: 40px;
    text-align: center;
}

.work-principles {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.principle {
    padding: 32px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    text-align: center;
}

.principle h3 {
    font-size: 24px;
    margin-bottom: 16px;
    color: var(--color-accent);
}

.principle p {
    font-size: 15px;
    color: var(--color-text-light);
    line-height: 1.6;
}

.engagement-types {
    max-width: 800px;
    margin: 0 auto;
}

.engagement-types h2 {
    font-size: 38px;
    margin-bottom: 24px;
}

.engagement-types > p {
    font-size: 17px;
    color: var(--color-text-light);
    margin-bottom: 24px;
    line-height: 1.7;
}

.engagement-list {
    list-style: none;
}

.engagement-list li {
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 16px;
    line-height: 1.7;
}

.engagement-list li:last-child {
    border-bottom: none;
}

.engagement-list strong {
    color: var(--color-primary);
    font-weight: 600;
}

/* Contact Page Styles */
.contact-content {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h2 {
    font-size: 38px;
    margin-bottom: 24px;
}

.contact-info > p {
    font-size: 17px;
    color: var(--color-text-light);
    margin-bottom: 40px;
    line-height: 1.7;
}

.contact-details {
    margin-bottom: 40px;
}

.contact-item {
    margin-bottom: 32px;
}

.contact-item h3 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
    color: var(--color-text-light);
    font-weight: 600;
}

.contact-item p {
    font-size: 19px;
}

.contact-item a {
    color: var(--color-primary);
    font-weight: 500;
}

.contact-expertise,
.contact-industries {
    margin-bottom: 40px;
}

.contact-expertise h3,
.contact-industries h3 {
    font-size: 22px;
    margin-bottom: 16px;
}

.contact-expertise ul {
    list-style: none;
}

.contact-expertise li {
    padding: 8px 0;
    color: var(--color-text-light);
    font-size: 15px;
}

.contact-industries p {
    color: var(--color-text-light);
    font-size: 15px;
    line-height: 1.7;
}

.context-box {
    padding: 32px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    margin-bottom: 32px;
}

.context-box h3 {
    font-size: 22px;
    margin-bottom: 16px;
}

.context-box > p {
    font-size: 15px;
    color: var(--color-text-light);
    margin-bottom: 16px;
    line-height: 1.7;
}

.context-box ul {
    list-style: none;
    margin-bottom: 16px;
}

.context-box li {
    padding: 8px 0;
    font-size: 15px;
    color: var(--color-text-light);
}

.context-note {
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
    font-size: 14px;
    font-style: italic;
    color: var(--color-text-light);
}

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

.fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

.fade-in-delay-1 {
    animation: fadeIn 0.8s ease-out 0.2s forwards;
    opacity: 0;
}

.fade-in-delay-2 {
    animation: fadeIn 0.8s ease-out 0.4s forwards;
    opacity: 0;
}

.fade-in-delay-3 {
    animation: fadeIn 0.8s ease-out 0.6s forwards;
    opacity: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container,
    .nav-container {
        padding: 0 24px;
    }
    
    .nav-container {
        height: 70px;
    }
    
    .logo {
        font-size: 22px;
    }
    
    .logo img {
        height: 90px;
    }
    
    .footer-brand .logo img {
        height: 70px;
    }
    
    .nav-links {
        gap: 24px;
    }
    
    .nav-links a {
        font-size: 15px;
    }
    
    .hero {
        padding: 80px 0 60px;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .approach-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .experience-cards,
    .work-principles {
        grid-template-columns: 1fr;
    }
    
    .page-title {
        font-size: 38px;
    }
    
    .section-title,
    .service-detail h2 {
        font-size: 32px;
    }
    
    .service-number {
        font-size: 48px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}