/* ==========================================================================
   Portfolio CSS — Mobile-First, Minimal Dependencies
   Target: Lighthouse Performance >= 85
   ========================================================================== */

/* --- CSS Custom Properties --- */
:root {
    --color-primary: #1a365d;
    --color-primary-light: #2b6cb0;
    --color-accent: #2d9f6f;
    --color-accent-hover: #258a5b;
    --color-bg: #ffffff;
    --color-bg-alt: #f7fafc;
    --color-bg-dark: #1a202c;
    --color-text: #2d3748;
    --color-text-light: #718096;
    --color-text-inverse: #ffffff;
    --color-border: #e2e8f0;
    --color-success: #38a169;
    --color-error: #e53e3e;

    --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;
    --font-size-4xl: 3rem;

    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);

    --max-width: 1200px;
    --content-narrow: 800px;
    --header-height: 4rem;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

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

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

ul, ol {
    list-style: none;
}

/* --- Text Indent — all prose paragraphs --- */
main p {
    text-indent: 2em;
}

/* Exclude UI elements that should NOT be indented */
.hero-subtitle,
.hero-qualifier,
.hero-split-left p,
.hero-cta p,
.page-subtitle,
.privacy-notice,
.form-error,
.flash p,
.error-page p,
.social-proof-card p,
.step-card p,
.health-check-callout p,
.solve-card p,
.home-cta p,
.calendly-secondary,
.pricing-signal,
.healthcheck-form-label,
.healthcheck-benefits li,
.healthcheck-next p {
    text-indent: 0;
}

/* --- Accessibility --- */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    background: var(--color-primary);
    color: var(--color-text-inverse);
    padding: var(--spacing-sm) var(--spacing-md);
    z-index: 100;
    font-size: var(--font-size-sm);
}

.skip-link:focus {
    top: 0;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* --- Layout --- */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.content-narrow {
    max-width: var(--content-narrow);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

main {
    flex: 1;
}

/* --- Header & Navigation --- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    height: var(--header-height);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo {
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--color-primary);
}

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

.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.nav-toggle-bar {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.nav-links {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md) 0;
    box-shadow: var(--shadow-md);
}

.nav-links.open {
    display: block;
}

.nav-links a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: background 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
    background: var(--color-bg-alt);
    color: var(--color-accent);
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--font-size-sm);
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-text-inverse);
    border-color: var(--color-accent);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: var(--color-text-inverse);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-text-inverse);
}

.btn-outline {
    background: transparent;
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.btn-outline:hover {
    background: var(--color-accent);
    color: var(--color-text-inverse);
}

.btn-small {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
}

.btn-full {
    width: 100%;
}

/* --- Hero Section — Split Layout --- */
.hero-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 520px;
}

.hero-split-left {
    background: var(--color-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3xl) var(--spacing-2xl);
    text-align: center;
}

.hero-photo {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--color-accent);
    box-shadow: 0 0 30px rgba(45, 159, 111, 0.3);
    margin-bottom: var(--spacing-xl);
}

.hero-split-left h1 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text-inverse);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.hero-headline2 {
    display: block;
    margin-top: var(--spacing-xs);
}

.hero-split-left .hero-subtitle {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.hero-qualifier {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-top: var(--spacing-sm);
    font-style: italic;
}

.hero-split-left .hero-cta {
    gap: var(--spacing-sm);
}

.hero-split-left .hero-cta .btn {
    padding: var(--spacing-sm) var(--spacing-xl);
    font-size: var(--font-size-sm);
}

.btn-outline-light {
    background: transparent;
    color: var(--color-text-inverse);
    border: 2px solid rgba(255, 255, 255, 0.5);
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--font-size-sm);
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-text-inverse);
    color: var(--color-text-inverse);
}

/* Hero right — metrics panel */
.hero-split-right {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3xl);
    background: var(--color-bg);
}

.hero-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

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

.hero-metric-value {
    display: block;
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.hero-metric-label {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    font-weight: 500;
}

/* Upwork badges — pill style */
.hero-badges {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    justify-content: center;
}

.upwork-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    white-space: nowrap;
}

.upwork-badge-img {
    width: 28px;
    height: 28px;
    object-fit: contain;
    flex-shrink: 0;
}

.upwork-badge-text {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
}

.upwork-badge-source {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    text-decoration: none;
}

.upwork-badge-source:hover {
    color: var(--color-accent);
}

/* Legacy hero (kept for non-home pages if needed) */
.hero {
    padding: var(--spacing-4xl) 0;
    text-align: center;
    background: linear-gradient(135deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
}

.hero-headline {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.hero-tagline {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-2xl);
}

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

/* --- Metrics --- */
.metrics {
    padding: var(--spacing-3xl) 0;
    background: var(--color-primary);
    color: var(--color-text-inverse);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    text-align: center;
}

.metric-card {
    padding: var(--spacing-lg);
}

.metric-value {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.metric-label {
    font-size: var(--font-size-sm);
    opacity: 0.85;
}

/* --- Skills Overview --- */
.skills-overview {
    padding: var(--spacing-3xl) 0;
    scroll-margin-top: 2rem;
}

.skills-overview h2 {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    color: var(--color-primary);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.skill-card {
    text-align: center;
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: box-shadow 0.2s ease;
}

.skill-card:hover {
    box-shadow: var(--shadow-md);
}

.skill-icon {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent);
}

.skill-label {
    font-weight: 600;
    font-size: var(--font-size-sm);
}

/* --- Featured / Projects Teaser --- */
.featured {
    padding: var(--spacing-3xl) 0;
    background: var(--color-bg-alt);
}

.featured h2 {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    color: var(--color-primary);
}

.featured-grid {
    display: grid;
    gap: var(--spacing-xl);
}

.section-cta {
    text-align: center;
    margin-top: var(--spacing-2xl);
}

/* --- Page Header --- */
.page-header {
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
}

.page-header h1 {
    font-size: var(--font-size-2xl);
    color: var(--color-primary);
}

/* --- Cards --- */
.card-grid {
    display: grid;
    gap: var(--spacing-xl);
}

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

@media (max-width: 768px) {
    .card-grid-2col {
        grid-template-columns: 1fr;
    }
}

.card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: box-shadow 0.2s ease;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card h3 {
    font-size: var(--font-size-lg);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.card p {
    color: var(--color-text-light);
}

/* --- Tags --- */
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
}

.tag {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg-alt);
    color: var(--color-accent);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* --- About Hero --- */
.about-hero-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

.about-hero-photo {
    flex-shrink: 0;
}

.about-hero-photo img {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--color-accent);
}

.about-hero-text {
    flex: 1;
}

@media (max-width: 768px) {
    .hero-split {
        grid-template-columns: 1fr;
    }

    .hero-split-left {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }

    .hero-photo {
        width: 120px;
        height: 120px;
    }

    .hero-split-left h1 {
        font-size: var(--font-size-xl);
    }

    .hero-split-right {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }

    .hero-metrics {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-md);
    }

    .hero-metric-value {
        font-size: var(--font-size-xl);
    }

    .hero-badges {
        flex-direction: column;
        align-items: center;
    }

    .about-hero-content {
        flex-direction: column;
        text-align: center;
    }

    .about-hero-photo img {
        width: 150px;
        height: 150px;
    }
}

/* --- Prose / About --- */
.prose {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--color-text);
}

.page-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    margin-top: var(--spacing-sm);
}

.about-intro {
    padding: var(--spacing-3xl) 0;
}

.about-services,
.about-approach,
.about-background,
.about-audience,
.about-cta,
.tools {
    padding: var(--spacing-3xl) 0;
}

.about-services {
    background: var(--color-bg-alt);
}

.about-background {
    background: var(--color-bg-alt);
}

.about-background h3 {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    color: var(--color-primary);
}

.about-cta {
    text-align: center;
}

.about-cta .health-check-note {
    font-style: italic;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.expertise-list,
.audience-list {
    padding-left: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.expertise-list li,
.audience-list li {
    margin-bottom: var(--spacing-sm);
}

.about-services h2,
.about-approach h2,
.about-background h2,
.about-audience h2,
.tools h2 {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    color: var(--color-primary);
}

/* --- Social Proof Strip --- */
.social-proof-strip {
    background: var(--color-bg-alt);
    padding: var(--spacing-xl) 0;
}

.social-proof-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

@media (max-width: 768px) {
    .social-proof-grid {
        grid-template-columns: 1fr;
    }
}

.social-proof-card {
    font-style: italic;
    line-height: 1.6;
}

.social-proof-card strong {
    font-style: normal;
    color: var(--color-primary);
}

.social-proof-author {
    font-style: normal;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-top: var(--spacing-sm);
}

.social-proof-more {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* --- What I Solve --- */
.what-i-solve {
    padding: var(--spacing-2xl) 0;
}

.what-i-solve h2 {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    color: var(--color-primary);
}

.solve-card {
    box-shadow: none;
}

.solve-card:hover {
    box-shadow: none;
    border-color: var(--color-accent);
}

.solve-card .solve-problem {
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.solve-card .solve-proof {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
}

/* --- How It Works (dark section) --- */
.how-it-works {
    padding: var(--spacing-3xl) 0;
    background: var(--color-primary);
    color: var(--color-text-inverse);
}

.how-it-works h2 {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    color: var(--color-text-inverse);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (max-width: 768px) {
    .steps-grid {
        grid-template-columns: 1fr;
    }
}

.step-card {
    text-align: center;
}

.step-card h3 {
    color: var(--color-text-inverse);
}

.step-card p {
    color: rgba(255, 255, 255, 0.8);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--color-accent);
    color: var(--color-text-inverse);
    font-weight: 700;
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.health-check-callout {
    text-align: center;
    padding: var(--spacing-lg);
    border: 2px dashed rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-md);
    max-width: 700px;
    margin: 0 auto;
    color: rgba(255, 255, 255, 0.9);
}

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

.calendly-secondary {
    margin-top: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.calendly-secondary a {
    color: var(--color-accent);
    text-decoration: none;
}

.calendly-secondary a:hover {
    text-decoration: underline;
}

.pricing-signal {
    font-size: var(--font-size-lg);
    color: var(--color-accent);
    font-weight: 600;
    margin: var(--spacing-md) 0;
}

.tools-grid {
    display: grid;
    gap: var(--spacing-xl);
}

.tool-category h3 {
    font-size: var(--font-size-base);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.tool-category ul {
    list-style: disc;
    padding-left: var(--spacing-lg);
}

.tool-category li {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xs);
}

/* --- Timeline / Experience --- */
.timeline {
    padding: var(--spacing-3xl) 0;
}

.timeline-list {
    position: relative;
    padding-left: var(--spacing-2xl);
}

.timeline-list::before {
    content: "";
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-2xl);
}

.timeline-marker {
    position: absolute;
    left: calc(-1 * var(--spacing-2xl) + 4px);
    top: 6px;
    width: 10px;
    height: 10px;
    background: var(--color-accent);
    border-radius: 50%;
    border: 2px solid var(--color-bg);
    box-shadow: 0 0 0 2px var(--color-accent);
}

.timeline-header h3 {
    font-size: var(--font-size-lg);
    color: var(--color-primary);
}

.timeline-company {
    font-weight: 600;
    color: var(--color-text);
}

.timeline-period {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.timeline-achievements {
    list-style: disc;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.timeline-achievements li {
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.timeline-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

/* --- Projects Full --- */
.projects-list {
    padding: var(--spacing-3xl) 0;
}

.project-card-full .project-detail {
    margin-bottom: var(--spacing-md);
}

.project-card-full .project-detail h4 {
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
}

.project-card-full .project-link {
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.project-card-full .project-link a {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-accent);
    color: var(--color-bg);
    border-radius: 4px;
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: background 0.2s ease;
}

.project-card-full .project-link a:hover {
    background: var(--color-accent-hover, #1a5a9e);
}

/* --- Featured Case Studies --- */
.projects-featured {
    padding: var(--spacing-2xl) 0;
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

@media (max-width: 768px) {
    .featured-grid {
        grid-template-columns: 1fr;
    }
}

.featured-card {
    border: none;
    box-shadow: var(--shadow-lg);
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.featured-card:hover {
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.featured-outcome {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
}

.projects-background {
    padding: var(--spacing-2xl) 0;
    text-align: center;
    border-top: 1px solid var(--color-border);
}

.projects-background p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

/* --- Security Page --- */
.security-philosophy {
    padding: var(--spacing-3xl) 0;
}

.lead-text {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--color-text);
}

.competencies,
.frameworks {
    padding: var(--spacing-3xl) 0;
}

.competencies {
    background: var(--color-bg-alt);
}

.competencies h2,
.frameworks h2 {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    color: var(--color-primary);
}

.frameworks-list {
    display: grid;
    gap: var(--spacing-lg);
}

.framework-item {
    padding: var(--spacing-lg);
    border-left: 3px solid var(--color-accent);
    background: var(--color-bg-alt);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.framework-item h3 {
    font-size: var(--font-size-base);
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.framework-item p {
    color: var(--color-text-light);
}

/* --- Certifications --- */
.cert-list,
.cert-progress {
    padding: var(--spacing-3xl) 0;
}

.cert-progress {
    background: var(--color-bg-alt);
}

.cert-progress h2 {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    color: var(--color-primary);
}

.cert-card .cert-logo {
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.cert-card .cert-logo img {
    max-height: 60px;
    max-width: 160px;
    object-fit: contain;
}

.cert-card .cert-issuer {
    font-weight: 600;
    color: var(--color-text);
}

.cert-card .cert-date {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

.cert-card .cert-id {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

.cert-in-progress {
    border-left: 3px solid var(--color-accent);
}

/* --- Compact Certifications (Credentials page) --- */
.cert-compact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.cert-compact {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
}

.cert-compact-logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
    flex-shrink: 0;
}

.cert-compact-name {
    font-weight: 600;
    font-size: var(--font-size-sm);
    margin-bottom: 2px;
}

.cert-compact-issuer {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* --- Testimonials --- */
.testimonials-section {
    padding: var(--spacing-2xl) 0;
}

.testimonials-masonry {
    columns: 1;
    column-gap: var(--spacing-xl);
}

.testimonials-masonry .testimonial-card {
    break-inside: avoid;
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .testimonials-masonry {
        columns: 2;
    }
}

@media (min-width: 1024px) {
    .testimonials-masonry {
        columns: 3;
    }
}

.testimonial-card {
    border-left: 3px solid var(--color-accent);
}

.testimonial-card blockquote {
    margin: 0;
    font-style: italic;
    line-height: 1.7;
    color: var(--color-text);
}

.testimonial-card blockquote strong {
    font-weight: 600;
    color: var(--color-primary);
    font-style: normal;
}

.testimonial-author {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    font-style: normal;
}

.testimonial-role {
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    margin-bottom: 2px;
}

.testimonial-name {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: 0;
}

.testimonial-name a {
    color: inherit;
    text-decoration: none;
}

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

.testimonial-source {
    font-size: 0.75rem;
    color: var(--color-text-light);
    margin-left: 0.5em;
    opacity: 0.7;
}

/* --- Contact Form --- */
.contact-section {
    padding: var(--spacing-3xl) 0;
}

.contact-section .lead-text {
    margin-bottom: var(--spacing-2xl);
}

.contact-form {
    margin-bottom: var(--spacing-2xl);
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.required {
    color: var(--color-error);
}

.form-control {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    color: var(--color-text);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    background: var(--color-bg);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(43, 108, 176, 0.15);
}

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

.form-error {
    color: var(--color-error);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

/* Honeypot — completely hidden */
.hp-field {
    position: absolute;
    left: -9999px;
    top: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
}

.privacy-notice {
    margin-top: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.contact-links {
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-xl);
}

.contact-links h3 {
    font-size: var(--font-size-base);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.contact-links ul {
    display: flex;
    gap: var(--spacing-lg);
}

.contact-links a {
    font-weight: 600;
}

.calendly-option {
    text-align: center;
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--color-border);
}

.calendly-option p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

/* --- Flash Messages --- */
.flash-messages {
    max-width: var(--max-width);
    margin: var(--spacing-md) auto;
    padding: 0 var(--spacing-lg);
}

.flash {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.flash-success {
    background: #f0fff4;
    color: var(--color-success);
    border: 1px solid #c6f6d5;
}

.flash-error {
    background: #fff5f5;
    color: var(--color-error);
    border: 1px solid #fed7d7;
}

/* --- Error Pages --- */
.error-page {
    padding: var(--spacing-4xl) 0;
    text-align: center;
}

.error-page h1 {
    font-size: var(--font-size-4xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.error-page p {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

/* --- Footer --- */
.site-footer {
    background: var(--color-bg-dark);
    color: var(--color-text-inverse);
    padding: var(--spacing-xl) 0;
    margin-top: auto;
}

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

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    text-align: center;
}

.footer-content p {
    font-size: var(--font-size-sm);
    opacity: 0.7;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: var(--color-text-inverse);
    font-size: var(--font-size-sm);
    opacity: 0.7;
    transition: opacity 0.2s ease;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--color-text-inverse);
}

/* --- Health Check Landing Page --- */
.healthcheck-benefits {
    list-style: disc;
    padding-left: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}

.healthcheck-benefits li {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.healthcheck-form-wrapper {
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    margin: var(--spacing-2xl) 0;
    text-align: center;
}

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

.form-group-inline {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 500px;
    margin: 0 auto;
}

.form-group-inline .form-control {
    flex: 1;
}

.healthcheck-download {
    text-align: center;
    margin: var(--spacing-2xl) 0;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

.healthcheck-next {
    text-align: center;
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--color-border);
}

.healthcheck-next h3 {
    margin-bottom: var(--spacing-md);
}

.healthcheck-next p {
    margin-bottom: var(--spacing-lg);
}

/* ==========================================================================
   Responsive — Tablet (768px+)
   ========================================================================== */
@media (min-width: 768px) {
    .nav-toggle {
        display: none;
    }

    .nav-links {
        display: flex !important;
        position: static;
        background: none;
        border: none;
        box-shadow: none;
        padding: 0;
        gap: var(--spacing-xs);
        align-items: center;
    }

    .nav-links a {
        padding: var(--spacing-xs) var(--spacing-sm);
        border-radius: var(--radius-sm);
    }

    .hero-split-left h1 {
        font-size: var(--font-size-3xl);
    }

    .hero-metric-value {
        font-size: var(--font-size-4xl);
    }

    .hero-headline {
        font-size: var(--font-size-4xl);
    }

    .metrics-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .skills-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

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

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

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

    .footer-content {
        flex-direction: row;
        justify-content: space-between;
    }

    .page-header h1 {
        font-size: var(--font-size-3xl);
    }
}

/* ==========================================================================
   Responsive — Desktop (1024px+)
   ========================================================================== */
@media (min-width: 1024px) {
    .skills-grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .card-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .tools-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ==========================================================================
   Print styles
   ========================================================================== */
@media print {
    .site-header,
    .site-footer,
    .nav-toggle,
    .hero-cta,
    .contact-form,
    .btn {
        display: none !important;
    }

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

    a {
        color: #000;
    }

    .page-header {
        background: none;
        border: none;
    }
}