/* =================================================================
   Meridian Studio — Portfolio Concept Stylesheet
   Design System: Warm Ivory, Deep Charcoal, Cobalt Blue Accent
   ========================================================================= */

/* CSS Variables */
:root {
    --bg-color: #FBF9F5;
    --bg-surface: #F4F0EB;
    --bg-card: #FFFFFF;
    --text-main: #1A1918;
    --text-muted: #65635F;
    --text-light: #9B9891;
    --accent: #234BEE;
    --accent-hover: #1A3DC7;
    --accent-light: #EBF0FF;
    --border-color: #E6E1DA;
    --border-dark: #D4CE3B;

    --font-serif: "Instrument Serif", Georgia, serif;
    --font-sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

    --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    --shadow-subtle: 0 10px 30px -10px rgba(26, 25, 24, 0.05);
    --shadow-card: 0 20px 40px -15px rgba(26, 25, 24, 0.08);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --max-width: 1320px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

ul {
    list-style: none;
}

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

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

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.75rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background-color: var(--text-main);
    color: var(--bg-color);
}

.btn-primary:hover {
    background-color: var(--accent);
    color: #FFFFFF;
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-main);
    border: 1.5px solid var(--border-color);
}

.btn-outline:hover {
    border-color: var(--text-main);
    background-color: var(--bg-surface);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

/* Utilities */
.italic {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    letter-spacing: -0.01em;
}

.hidden {
    display: none !important;
}

/* Section Headings */
.section-tag {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.75rem;
    display: inline-block;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-desc {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 600px;
}

.section-header {
    margin-bottom: 4rem;
}

/* =================================================================
   Navigation
   ========================================================================= */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(251, 249, 245, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: -0.01em;
}

.logo-mark {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background-color: var(--text-main);
    color: var(--bg-color);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 700;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
    position: relative;
}

.nav-link:hover, .nav-link.active {
    color: var(--text-main);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background-color: var(--accent);
    transition: var(--transition);
}

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.desktop-cta {
    padding: 0.6rem 1.25rem;
    font-size: 0.9rem;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 20px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.mobile-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--text-main);
    transition: var(--transition);
}

.nav-cta-mobile {
    display: none;
}

.mobile-menu-content {
    display: none;
}

/* =================================================================
   Hero Section
   ========================================================================= */
.hero-section {
    padding-top: calc(80px + 5rem);
    padding-bottom: 6rem;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.5rem;
    background-color: var(--accent-light);
    padding: 0.4rem 0.8rem;
    border-radius: 50px;
}

.pulse-dot {
    width: 6px;
    height: 6px;
    background-color: var(--accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(35, 75, 238, 0.4); }
    70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(35, 75, 238, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(35, 75, 238, 0); }
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(3.2rem, 6vw, 5.5rem);
    font-weight: 400;
    line-height: 1.05;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 520px;
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
}

.hero-card-stack {
    position: relative;
    width: 100%;
    height: 420px;
}

.hero-card {
    position: absolute;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-card);
}

.primary-card {
    top: 0;
    right: 0;
    width: 85%;
    height: 340px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition);
}

.primary-card:hover {
    transform: translateY(-5px);
}

.card-tag {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.primary-card h3 {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 400;
    margin-top: 0.5rem;
}

.primary-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.card-preview-img {
    width: 100%;
    height: 140px;
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.secondary-card {
    bottom: 0;
    left: 0;
    width: 70%;
    background-color: var(--text-main);
    color: var(--bg-color);
    padding: 1.5rem;
    font-size: 0.9rem;
    line-height: 1.6;
}

.secondary-card .card-tag {
    color: var(--accent);
    margin-bottom: 0.5rem;
}

/* =================================================================
   Selected Work Section
   ========================================================================= */
.work-section {
    padding: 6rem 0;
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
}

.project-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card);
    border-color: var(--text-muted);
}

.project-large {
    grid-column: span 2;
}

.project-image-wrapper {
    position: relative;
    width: 100%;
    height: 380px;
    overflow: hidden;
    background-color: #1A1918;
}

.project-large .project-image-wrapper {
    height: 480px;
}

.preview-art {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.project-card:hover .preview-art {
    transform: scale(1.03);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(26, 25, 24, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.view-project {
    background-color: var(--bg-card);
    color: var(--text-main);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    transform: translateY(10px);
    transition: var(--transition);
}

.project-card:hover .view-project {
    transform: translateY(0);
}

.concept-badge {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    background-color: rgba(26, 25, 24, 0.75);
    backdrop-filter: blur(8px);
    color: var(--bg-color);
    padding: 0.35rem 0.85rem;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.project-info {
    padding: 2rem;
}

.project-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    font-size: 0.85rem;
}

.project-category {
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--accent);
}

.project-year {
    color: var(--text-light);
}

.project-name {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.project-summary {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* =================================================================
   About Section
   ========================================================================= */
.about-section {
    padding: 8rem 0;
}

.about-container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-headline {
    font-family: var(--font-serif);
    font-size: clamp(2.2rem, 3.5vw, 3rem);
    font-weight: 400;
    line-height: 1.15;
    margin-bottom: 1.5rem;
}

.about-body {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    line-height: 1.7;
}

.about-body-secondary {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--text-main);
    line-height: 1;
    margin-bottom: 0.35rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.about-visual-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 3rem;
    position: relative;
    box-shadow: var(--shadow-subtle);
}

.studio-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-main);
    margin-bottom: 2rem;
    background-color: var(--bg-card);
    padding: 0.4rem 0.9rem;
    border-radius: 50px;
    border: 1px solid var(--border-color);
}

.studio-badge .dot {
    width: 6px;
    height: 6px;
    background-color: var(--accent);
    border-radius: 50%;
}

.studio-quote {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-style: italic;
    line-height: 1.35;
    color: var(--text-main);
    margin-bottom: 2rem;
}

.designer-sig {
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
}

.designer-sig span {
    display: block;
    font-weight: 700;
    font-size: 1rem;
}

.designer-sig small {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* =================================================================
   Services Section
   ========================================================================= */
.services-section {
    padding: 6rem 0;
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.service-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2.5rem;
    transition: var(--transition);
}

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

.service-number {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.service-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.service-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.service-tags li {
    font-size: 0.75rem;
    font-weight: 600;
    background-color: var(--bg-surface);
    color: var(--text-main);
    padding: 0.35rem 0.75rem;
    border-radius: 50px;
    border: 1px solid var(--border-color);
}

/* =================================================================
   Creative Approach Section
   ========================================================================= */
.approach-section {
    padding: 8rem 0;
}

.approach-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    margin-top: 3rem;
}

.approach-step {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2.5rem;
    position: relative;
    transition: var(--transition);
}

.approach-step:hover {
    border-color: var(--text-main);
    transform: translateY(-4px);
    box-shadow: var(--shadow-subtle);
}

.step-num {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.approach-step h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.approach-step p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* =================================================================
   Contact Section
   ========================================================================= */
.contact-section {
    padding: 8rem 0;
    background-color: var(--text-main);
    color: var(--bg-color);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: flex-start;
}

.contact-section .section-tag {
    color: var(--accent);
}

.contact-headline {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--bg-color);
}

.contact-desc {
    color: #A3A099;
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 3rem;
}

.contact-direct {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding-top: 2rem;
}

.contact-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #A3A099;
    margin-bottom: 0.5rem;
}

.contact-email {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--bg-color);
    text-decoration: underline;
    text-underline-offset: 6px;
    transition: var(--transition);
}

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

.contact-form-wrapper {
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 3rem;
}

.form-notice {
    background-color: rgba(35, 75, 238, 0.15);
    border: 1px solid rgba(35, 75, 238, 0.3);
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
    margin-bottom: 2rem;
}

.notice-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background-color: var(--accent);
    color: #FFFFFF;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    margin-bottom: 0.4rem;
}

.form-notice p {
    font-size: 0.85rem;
    color: #D1CEC7;
}

.contact-form .form-group {
    margin-bottom: 1.5rem;
}

.contact-form label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--bg-color);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    color: var(--bg-color);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    transition: var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    background-color: rgba(255, 255, 255, 0.08);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: #6E6B65;
}

.contact-form .btn-primary {
    background-color: var(--bg-color);
    color: var(--text-main);
    margin-top: 0.5rem;
}

.contact-form .btn-primary:hover {
    background-color: var(--accent);
    color: #FFFFFF;
}

.form-success-message {
    text-align: center;
    padding: 3rem 1rem;
}

.form-success-message h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.form-success-message p {
    color: #A3A099;
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.form-success-message .btn-outline {
    color: var(--bg-color);
    border-color: rgba(255, 255, 255, 0.3);
}

.form-success-message .btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--bg-color);
}

/* =================================================================
   Footer
   ========================================================================= */
.site-footer {
    background-color: var(--text-main);
    color: var(--bg-color);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 5rem 0 2rem 0;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo {
    color: var(--bg-color) !important;
    margin-bottom: 1rem;
}

.footer-logo .logo-mark {
    background-color: var(--bg-color);
    color: var(--text-main);
}

.footer-tagline {
    color: #A3A099;
    font-size: 0.95rem;
    max-width: 320px;
    margin-bottom: 1.5rem;
}

.concept-tag {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    background-color: rgba(255, 255, 255, 0.1);
    color: #D1CEC7;
    padding: 0.3rem 0.7rem;
    border-radius: 4px;
}

.footer-col h4 {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
    color: var(--bg-color);
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul li a {
    color: #A3A099;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--bg-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: #827E77;
    font-size: 0.85rem;
}

/* =================================================================
   Project Detail Modal (Centered & Fully Responsive)
   ========================================================================= */
.project-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    box-sizing: border-box;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.project-modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(26, 25, 24, 0.8);
    backdrop-filter: blur(8px);
}

.modal-dialog {
    position: relative;
    width: 100%;
    max-width: 850px;
    max-height: 85vh;
    margin: 0 auto;
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.3);
    overflow-y: auto;
    z-index: 2001;
    transform: translateY(20px);
    transition: var(--transition);
}

.project-modal.active .modal-dialog {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 40px;
    height: 40px;
    background-color: var(--bg-surface);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-main);
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.modal-close:hover {
    background-color: var(--text-main);
    color: var(--bg-color);
}

.modal-body-content {
    padding: 3rem;
}

.modal-header-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.modal-title {
    font-family: var(--font-serif);
    font-size: 3rem;
    margin-bottom: 1rem;
}

.modal-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.modal-details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin: 2rem 0;
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.modal-detail-item h4 {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.modal-detail-item p {
    font-size: 1rem;
    color: var(--text-main);
    font-weight: 500;
}

.modal-concept-note {
    background-color: var(--bg-surface);
    border-left: 3px solid var(--accent);
    padding: 1.5rem;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin-top: 2rem;
}

.modal-concept-note h4 {
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 0.35rem;
}

.modal-concept-note p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* =================================================================
   Responsive Design
   ========================================================================= */
@media (max-width: 1024px) {
    .hero-container,
    .about-container,
    .contact-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero-visual {
        max-width: 600px;
        margin: 0 auto;
        width: 100%;
    }

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

    .project-large {
        grid-column: span 1;
    }

    .approach-steps {
        grid-template-columns: 1fr;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background-color: var(--bg-color);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: var(--transition);
        z-index: 1000;
        padding: 2rem;
        text-align: center;
    }

    .nav-menu.active {
        right: 0;
    }

    .desktop-nav-links {
        display: none !important;
    }

    .mobile-menu-content {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        text-align: center;
        width: 100%;
        gap: 2.5rem;
        margin-bottom: 2rem;
    }

    .mobile-menu-group {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        width: 100%;
        gap: 1rem;
    }

    .mobile-menu-heading {
        font-size: 0.75rem;
        font-weight: 700;
        letter-spacing: 0.15em;
        text-transform: uppercase;
        color: var(--text-muted);
        text-align: center;
    }

    .mobile-menu-links {
        list-style: none;
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 1rem;
    }

    .mobile-menu-links a {
        font-size: 1.5rem;
        font-family: var(--font-serif);
        text-align: center;
        color: var(--text-main);
    }

    .desktop-cta {
        display: none;
    }

    .nav-cta-mobile {
        display: block;
    }

    .mobile-toggle {
        display: flex;
    }

    .mobile-toggle.active span:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }

    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-toggle.active span:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }

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

    .about-stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .modal-details-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .modal-body-content {
        padding: 1.5rem;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}