/* ==================== CURTA.SOLUTIONS - GLOBAL STYLES ==================== */

:root {
    --charcoal: #1A1A1A;
    --warm-white: #FAFAF8;
    --graphite: #3D3D3D;
    --warm-gray: #E8E6E1;
    --deep-teal: #2B5A4C;
    --muted-gold: #C4A35A;
    --navy: #1E3A5F;
    --sage: #8B9A82;
    --light-teal: rgba(43, 90, 76, 0.08);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Source Serif 4', Georgia, serif;
    background: var(--warm-white);
    color: var(--charcoal);
    line-height: 1.6;
}

/* ==================== TYPOGRAPHY ==================== */
h1, h2, h3, h4, h5, h6 {
    font-family: 'DM Sans', Arial, sans-serif;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(32px, 5vw, 52px); margin-bottom: 24px; }
h2 { font-size: clamp(28px, 4vw, 42px); margin-bottom: 20px; }
h3 { font-size: clamp(20px, 3vw, 28px); margin-bottom: 16px; }
h4 { font-size: 18px; margin-bottom: 12px; }

p { margin-bottom: 16px; }

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

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

/* ==================== NAVIGATION ==================== */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--warm-white);
    border-bottom: 1px solid var(--warm-gray);
    padding: 0 40px;
}

.nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.logo {
    font-family: 'DM Sans', Arial, sans-serif;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--charcoal);
    text-decoration: none;
}

.logo span {
    color: var(--deep-teal);
}

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    font-family: 'DM Sans', Arial, sans-serif;
    font-size: 14px;
    font-weight: 500;
    color: var(--graphite);
    text-decoration: none;
    transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--charcoal);
}

.nav-cta {
    font-family: 'DM Sans', Arial, sans-serif;
    font-size: 13px;
    font-weight: 500;
    padding: 10px 20px;
    background: var(--charcoal);
    color: var(--warm-white);
    text-decoration: none;
    transition: background 0.2s ease;
}

.nav-cta:hover {
    background: var(--deep-teal);
    color: var(--warm-white);
}

/* ==================== LAYOUT ==================== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.page-header {
    padding: 140px 40px 80px;
    background: var(--warm-white);
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        linear-gradient(90deg, var(--warm-gray) 1px, transparent 1px),
        linear-gradient(var(--warm-gray) 1px, transparent 1px);
    background-size: 80px 80px;
    opacity: 0.15;
    pointer-events: none;
}

.page-header .container {
    position: relative;
    z-index: 1;
}

.page-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--deep-teal);
    margin-bottom: 16px;
}

.page-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--deep-teal);
}

.page-intro {
    font-size: 20px;
    color: var(--graphite);
    max-width: 700px;
    line-height: 1.7;
}

section {
    padding: 100px 40px;
}

section.alt-bg {
    background: white;
}

.section-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--deep-teal);
    margin-bottom: 16px;
}

/* ==================== BUTTONS ==================== */
.btn {
    font-family: 'DM Sans', Arial, sans-serif;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.02em;
    padding: 16px 32px;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    display: inline-block;
}

.btn-primary {
    background: var(--charcoal);
    color: var(--warm-white);
}

.btn-primary:hover {
    background: var(--deep-teal);
    color: var(--warm-white);
}

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

.btn-secondary:hover {
    background: var(--charcoal);
    color: var(--warm-white);
}

.btn-light {
    background: var(--warm-white);
    color: var(--charcoal);
}

.btn-light:hover {
    background: var(--muted-gold);
    color: var(--charcoal);
}

.btn-outline-light {
    background: transparent;
    color: var(--warm-white);
    border: 1px solid var(--warm-white);
}

.btn-outline-light:hover {
    background: var(--warm-white);
    color: var(--charcoal);
}

.cta-group {
    display: flex;
    gap: 16px;
    margin-top: 32px;
}

/* ==================== CARDS ==================== */
.card {
    background: white;
    border: 1px solid var(--warm-gray);
    padding: 40px;
    transition: all 0.3s ease;
}

.card:hover {
    border-color: var(--deep-teal);
    box-shadow: 0 4px 20px rgba(43, 90, 76, 0.08);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.card-icon {
    width: 48px;
    height: 48px;
    background: var(--light-teal);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.card-icon svg {
    width: 24px;
    height: 24px;
    color: var(--deep-teal);
}

.card h3 {
    font-size: 18px;
}

.card p {
    font-size: 14px;
    color: var(--graphite);
    line-height: 1.6;
}

.card-link {
    font-family: 'DM Sans', Arial, sans-serif;
    font-size: 13px;
    font-weight: 500;
    color: var(--deep-teal);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 20px;
    transition: gap 0.2s ease;
}

.card-link:hover {
    gap: 12px;
}

/* ==================== TAGS ==================== */
.tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    padding: 4px 10px;
    background: var(--warm-white);
    border: 1px solid var(--warm-gray);
    color: var(--graphite);
    display: inline-block;
}

.tag-group {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 16px;
}

.tag.highlight {
    background: var(--light-teal);
    border-color: var(--deep-teal);
    color: var(--deep-teal);
}

/* ==================== TRUST BAR ==================== */
.trust-bar {
    background: var(--charcoal);
    padding: 24px 40px;
}

.trust-bar-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.05em;
    color: var(--warm-gray);
}

.trust-item svg {
    width: 16px;
    height: 16px;
    color: var(--muted-gold);
}

/* ==================== ITIL SERVICE CHAIN ==================== */
.service-chain {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    padding: 40px;
    background: white;
    border: 1px solid var(--warm-gray);
}

.chain-node {
    background: var(--warm-white);
    border: 1px solid var(--warm-gray);
    padding: 28px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.chain-node:hover {
    border-color: var(--deep-teal);
    box-shadow: 0 4px 20px rgba(43, 90, 76, 0.08);
}

.chain-node.active {
    border-color: var(--deep-teal);
    background: var(--light-teal);
}

.node-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.node-title {
    font-family: 'DM Sans', Arial, sans-serif;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.node-code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    color: var(--deep-teal);
    background: var(--light-teal);
    padding: 4px 8px;
}

.node-description {
    font-size: 13px;
    color: var(--graphite);
    line-height: 1.5;
    margin-bottom: 16px;
}

.governance-bar {
    grid-column: 1 / -1;
    background: var(--charcoal);
    color: var(--warm-white);
    padding: 20px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
}

.governance-title {
    font-family: 'DM Sans', Arial, sans-serif;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.governance-items {
    display: flex;
    gap: 32px;
}

.governance-item {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--muted-gold);
}

/* ==================== PROOF GRID ==================== */
.proof-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--warm-gray);
    border: 1px solid var(--warm-gray);
}

.proof-item {
    background: var(--warm-white);
    padding: 48px 32px;
    text-align: center;
}

.proof-number {
    font-family: 'DM Sans', Arial, sans-serif;
    font-size: 48px;
    font-weight: 600;
    color: var(--charcoal);
    line-height: 1;
    margin-bottom: 8px;
}

.proof-number span {
    font-size: 24px;
    color: var(--graphite);
}

.proof-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--graphite);
    margin-bottom: 12px;
}

.proof-context {
    font-size: 13px;
    color: var(--graphite);
}

/* ==================== CONTENT BLOCKS ==================== */
.content-block {
    max-width: 800px;
}

.content-block h2 {
    margin-top: 48px;
}

.content-block h3 {
    margin-top: 32px;
    font-size: 20px;
}

.content-block ul,
.content-block ol {
    margin-left: 24px;
    margin-bottom: 16px;
}

.content-block li {
    margin-bottom: 8px;
}

/* ==================== CTA SECTION ==================== */
.cta-section {
    padding: 100px 40px;
    background: var(--charcoal);
    color: var(--warm-white);
    text-align: center;
}

.cta-section h2 {
    color: var(--warm-white);
}

.cta-section p {
    color: var(--warm-gray);
    max-width: 600px;
    margin: 0 auto 40px;
}

.cta-section .cta-group {
    justify-content: center;
}

/* ==================== EXPERIENCE LIST ==================== */
.experience-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.experience-item {
    background: white;
    border: 1px solid var(--warm-gray);
    padding: 40px;
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 40px;
    transition: all 0.3s ease;
}

.experience-item:hover {
    border-color: var(--deep-teal);
}

.experience-category {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--deep-teal);
}

.experience-content h3 {
    font-size: 18px;
    margin-bottom: 12px;
}

.experience-content p {
    font-size: 14px;
    color: var(--graphite);
}

/* ==================== FAQ ==================== */
.faq-list {
    max-width: 800px;
}

.faq-item {
    border-bottom: 1px solid var(--warm-gray);
    padding: 24px 0;
}

.faq-question {
    font-family: 'DM Sans', Arial, sans-serif;
    font-size: 16px;
    font-weight: 600;
    color: var(--charcoal);
    margin-bottom: 12px;
}

.faq-answer {
    font-size: 14px;
    color: var(--graphite);
    line-height: 1.7;
}

/* ==================== CONTACT FORM ==================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-family: 'DM Sans', Arial, sans-serif;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--graphite);
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 16px;
    padding: 16px;
    border: 1px solid var(--warm-gray);
    background: white;
    transition: border-color 0.2s ease;
}

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

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.form-checkbox input {
    width: 20px;
    height: 20px;
    margin-top: 2px;
}

.form-checkbox label {
    font-size: 13px;
    color: var(--graphite);
    text-transform: none;
    letter-spacing: normal;
}

/* ==================== FOOTER ==================== */
footer {
    padding: 60px 40px;
    background: var(--warm-white);
    border-top: 1px solid var(--warm-gray);
}

.footer-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 40px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    font-family: 'DM Sans', Arial, sans-serif;
    font-size: 18px;
    font-weight: 600;
    color: var(--charcoal);
    margin-bottom: 16px;
}

.footer-logo span {
    color: var(--deep-teal);
}

.footer-tagline {
    font-size: 14px;
    color: var(--graphite);
    margin-bottom: 24px;
}

.footer-compliance {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.compliance-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    padding: 6px 12px;
    background: var(--light-teal);
    color: var(--deep-teal);
}

.footer-links {
    display: flex;
    gap: 60px;
}

.footer-column h4 {
    font-family: 'DM Sans', Arial, sans-serif;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--charcoal);
    margin-bottom: 16px;
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: 8px;
}

.footer-column a {
    font-size: 14px;
    color: var(--graphite);
}

.footer-column a:hover {
    color: var(--charcoal);
}

.footer-bottom {
    max-width: 1400px;
    margin: 40px auto 0;
    padding-top: 24px;
    border-top: 1px solid var(--warm-gray);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-copyright {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--graphite);
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--graphite);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
    .service-chain {
        grid-template-columns: repeat(2, 1fr);
    }

    .proof-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 768px) {
    nav {
        padding: 0 20px;
    }

    .nav-links {
        display: none;
    }

    .page-header,
    section {
        padding-left: 20px;
        padding-right: 20px;
    }

    .container {
        padding: 0 20px;
    }

    .service-chain {
        grid-template-columns: 1fr;
        padding: 20px;
    }

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

    .experience-item {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .footer-links {
        flex-direction: column;
        gap: 32px;
    }

    .cta-group {
        flex-direction: column;
    }

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