/* ==========================================================================
   DESIGN SYSTEM & VARIABLES
   ========================================================================== */
:root {
    /* Color Palette */
    --primary: #1a73e8;          /* Aterlith Studio Slate Blue */
    --primary-dark: #1557b0;     /* Deep Blue hover */
    --accent: #1a73e8;           /* Primary blue */
    --accent-light: #f1f3f4;     /* Neutral light background */
    --accent-text: #3c4043;      /* Dark neutral text */
    
    --text-primary: #202124;     /* Google charcoal dark gray */
    --text-secondary: #5f6368;   /* Medium gray */
    --text-light: #80868b;       /* Soft light gray */
    
    --bg-primary: #ffffff;
    --bg-alt: #f8f9fa;           /* Light gray container background */
    --bg-glass: rgba(255, 255, 255, 0.95);
    --border-color: rgba(0, 0, 0, 0.08);
    --border-glass: rgba(0, 0, 0, 0.05);
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.08);
    
    /* Layout */
    --max-width: 1100px;
    --navbar-height: 70px;
    
    /* Fonts */
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-body: 'Roboto', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* ==========================================================================
   BASE STYLES & RESET
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--text-primary);
}

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

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

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

li {
    list-style: none;
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--navbar-height);
    background-color: var(--bg-glass);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: var(--max-width);
    height: 100%;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.5px;
}

.logo-icon {
    width: 26px;
    height: 26px;
    color: var(--primary);
}

.logo-accent {
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-secondary);
    position: relative;
    padding: 22px 0;
}

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

.nav-link.active {
    color: var(--primary);
    font-weight: 600;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary);
    border-top-left-radius: 2px;
    border-top-right-radius: 2px;
}

.btn-nav {
    background-color: var(--primary);
    color: #ffffff !important;
    padding: 8px 18px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: 0 1px 2px rgba(0,0,0,0.1);
    transition: all 0.2s ease;
    margin-left: 8px;
}

.btn-nav:hover {
    background-color: var(--primary-dark);
    box-shadow: 0 4px 10px rgba(26, 115, 232, 0.2);
}

.btn-nav.btn-nav-active {
    background-color: var(--primary-dark);
    box-shadow: none;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 4px;
}

.mobile-menu-btn svg {
    width: 24px;
    height: 24px;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
    position: relative;
    padding: calc(var(--navbar-height) + 60px) 24px 80px;
    background-color: var(--bg-alt);
    border-bottom: 1px solid var(--border-color);
}

.hero-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: #ffffff;
    color: var(--text-secondary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: #34a853; /* Active green */
    display: inline-block;
}

.hero-title {
    font-size: 2.75rem;
    line-height: 1.2;
    letter-spacing: -0.75px;
    color: var(--text-primary);
    margin-bottom: 20px;
    font-weight: 800;
}

.hero-title-accent {
    color: var(--primary);
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 620px;
    margin: 0 auto 32px;
    font-weight: 400;
    line-height: 1.6;
}

.hero-ctas {
    display: flex;
    justify-content: center;
    gap: 16px;
}

/* ==========================================================================
   PAGE HEADER (For sub-pages)
   ========================================================================== */
.page-header {
    background-color: var(--bg-alt);
    padding: calc(var(--navbar-height) + 40px) 24px 40px;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.header-container {
    max-width: 700px;
    margin: 0 auto;
}

.page-title {
    font-size: 2.25rem;
    margin-top: 8px;
    margin-bottom: 12px;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.page-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   BUTTONS SYSTEM
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    border-radius: 6px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.btn-primary {
    background-color: var(--primary);
    color: #ffffff;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    color: #ffffff;
    transform: translateY(-1px);
}

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

.btn-secondary:hover {
    background-color: var(--bg-alt);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.btn-icon {
    width: 16px;
    height: 16px;
}

/* ==========================================================================
   SECTIONS GENERAL
   ========================================================================== */
.section {
    padding: 80px 24px;
}

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

.section-header {
    max-width: 600px;
    margin: 0 auto 50px;
    text-align: center;
}

.section-tag {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 8px;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 12px;
}

.section-divider {
    width: 40px;
    height: 3px;
    background-color: var(--primary);
    margin: 0 auto 16px;
    border-radius: 2px;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* ==========================================================================
   HOME PORTFOLIO SUMMARY
   ========================================================================== */
.projects-grid {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.project-card {
    background-color: #ffffff;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.project-img-wrapper {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    background-color: #f1f3f4;
    border-bottom: 1px solid var(--border-color);
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(32, 33, 36, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s ease;
    backdrop-filter: blur(2px);
}

.project-img-wrapper:hover .project-overlay {
    opacity: 1;
}

.btn-project-visit {
    background-color: #ffffff;
    color: var(--text-primary);
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-sm);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-project-visit svg {
    width: 15px;
    height: 15px;
}

.project-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
}

.project-tag-badge {
    background-color: var(--bg-alt);
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 4px;
    letter-spacing: 0.2px;
}

.project-title {
    font-size: 1.35rem;
    margin-bottom: 4px;
}

.project-subtitle {
    font-size: 0.9rem;
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 12px;
}

.project-desc {
    color: var(--text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
    font-size: 0.95rem;
}

.project-actions {
    margin-top: auto;
}

.btn-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
}

.btn-link svg {
    width: 14px;
    height: 14px;
    transition: transform 0.2s ease;
}

.btn-link:hover svg {
    transform: translateX(3px);
}

.text-muted {
    font-size: 0.85rem;
    color: var(--text-light);
    font-style: italic;
}

.more-creations-cta {
    text-align: center;
    margin-top: 48px;
}

/* ==========================================================================
   SERVICES SUMMARY
   ========================================================================== */
.services-grid {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 32px 24px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.02);
}

.service-icon-box {
    width: 48px;
    height: 48px;
    border-radius: 6px;
    background-color: var(--bg-alt);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.service-icon-box svg {
    width: 24px;
    height: 24px;
}

.service-card h3 {
    font-size: 1.15rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ==========================================================================
   CREATIONS PAGE DETAIL ROW
   ========================================================================== */
.projects-detail-container {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 70px;
}

.project-detail-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.project-detail-row.row-reverse {
    direction: rtl;
}

.project-detail-row.row-reverse .project-detail-info {
    direction: ltr; /* Reset text direction for content */
}

.project-detail-media {
    background-color: var(--bg-alt);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

.project-detail-img {
    width: 100%;
    height: auto;
    display: block;
}

.project-detail-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.project-detail-title {
    font-size: 1.75rem;
    margin-top: 4px;
}

.project-detail-subtitle {
    font-size: 1rem;
    color: var(--primary);
    font-weight: 500;
}

.project-detail-desc {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 500;
}

.project-detail-extended {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.badge-internal {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--bg-alt);
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
}

/* ==========================================================================
   SERVICES DETAILED
   ========================================================================== */
.services-detail-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.service-detail-block {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 12px;
}

.service-detail-header {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 20px;
}

.service-detail-icon {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    background-color: var(--bg-alt);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-detail-icon svg {
    width: 24px;
    height: 24px;
}

.service-detail-block h2 {
    font-size: 1.45rem;
}

.service-detail-block p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.service-bullets {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.service-bullets li {
    position: relative;
    padding-left: 24px;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.service-bullets li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

/* ==========================================================================
   METHODOLOGY GRID (Services)
   ========================================================================== */
.methodology-container {
    max-width: var(--max-width);
    margin: 0 auto;
}

.method-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 20px;
}

.method-item h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.method-item p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   ABOUT PAGE DETAILS
   ========================================================================== */
.about-detail-container {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 50px;
    align-items: start;
}

.about-detail-text h2 {
    font-size: 1.6rem;
    margin-bottom: 18px;
}

.about-detail-text p {
    font-size: 0.98rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.about-values-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 32px;
}

.value-item h4 {
    font-size: 1rem;
    margin-bottom: 10px;
}

.value-item p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.about-detail-sidebar {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.about-stats-card {
    background-color: var(--bg-alt);
    border: 1px solid var(--border-color);
    padding: 30px;
    border-radius: 12px;
}

.about-stats-card h3 {
    font-size: 1.15rem;
    margin-bottom: 24px;
}

.about-stat {
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
}

.about-stat:last-child {
    margin-bottom: 0;
}

.stat-number {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-top: 2px;
}

.about-quote-card {
    border-left: 4px solid var(--primary);
    padding: 8px 0 8px 20px;
}

.quote-text {
    font-style: italic;
    color: var(--text-primary);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 8px;
}

.quote-author {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

/* ==========================================================================
   CALL TO ACTION (CTA) SECTION
   ========================================================================== */
.home-cta-section {
    max-width: var(--max-width);
    margin: 0 auto;
    padding-top: 20px;
}

.cta-card {
    background-color: var(--bg-alt);
    border: 1px solid var(--border-color);
    padding: 50px;
    border-radius: 12px;
    text-align: center;
}

.cta-card h2 {
    font-size: 1.75rem;
    margin-bottom: 12px;
}

.cta-card p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 28px;
    font-size: 1rem;
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-layout {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.10fr 0.90fr;
    gap: 40px;
}

.contact-info-card h3 {
    font-size: 1.6rem;
    margin-bottom: 16px;
}

.contact-prompt {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 0.98rem;
}

.email-box {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 24px;
}

.email-label {
    display: block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-light);
    margin-bottom: 6px;
    font-weight: 600;
}

.email-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.email-value {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    color: var(--primary);
    word-break: break-all;
}

.btn-copy {
    background: none;
    border: 1px solid var(--border-color);
    width: 36px;
    height: 36px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-secondary);
    position: relative;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.btn-copy:hover {
    background-color: var(--bg-alt);
    color: var(--primary);
}

.copy-icon {
    width: 16px;
    height: 16px;
}

.copy-tooltip {
    position: absolute;
    bottom: calc(100% + 8px);
    right: 50%;
    transform: translateX(50%);
    background-color: #202124;
    color: #ffffff;
    font-size: 0.75rem;
    padding: 4px 8px;
    border-radius: 4px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.btn-copy:hover .copy-tooltip {
    opacity: 1;
}

.tech-stack-callout h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.tags-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tags-stack span {
    background-color: var(--bg-alt);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    padding: 5px 12px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.contact-form-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 32px;
    border-radius: 12px;
}

.contact-form-card h3 {
    margin-bottom: 20px;
    font-size: 1.35rem;
}

.form-grid {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    font-family: var(--font-body);
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.95rem;
    background-color: #ffffff;
    color: var(--text-primary);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

.btn-block {
    width: 100%;
}

.form-status {
    margin-top: 16px;
}

.alert {
    padding: 12px 16px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background-color: #e6f4ea;
    color: #137333;
    border: 1px solid #c2e7c9;
}

.alert-error {
    background-color: #fce8e6;
    color: #c5221f;
    border: 1px solid #fad2cf;
}

/* ==========================================================================
   FOOTER SECTION
   ========================================================================== */
.footer {
    background-color: #1f2023;
    color: #a0aec0;
    padding: 60px 24px 30px;
    border-top: 1px solid var(--border-color);
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto 40px;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 1fr;
    gap: 40px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #ffffff;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.2rem;
}

.footer-logo .logo-icon {
    color: var(--primary);
}

.footer-tagline {
    font-size: 0.9rem;
}

.footer-links h4,
.footer-contact h4 {
    color: #ffffff;
    font-size: 0.95rem;
    margin-bottom: 16px;
    font-weight: 600;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: #a0aec0;
    font-size: 0.9rem;
}

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

.footer-contact p {
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.footer-email {
    color: var(--primary) !important;
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    word-break: break-all;
}

.footer-email:hover {
    color: #ffffff !important;
    text-decoration: underline;
}

.contact-icon {
    width: 15px;
    height: 15px;
    flex-shrink: 0;
}

.footer-bottom {
    max-width: var(--max-width);
    margin: 0 auto;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    font-size: 0.85rem;
}

/* ==========================================================================
   MOBILE DRAWER STYLES
   ========================================================================== */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100vh;
    background-color: #ffffff;
    box-shadow: -4px 0 20px rgba(0,0,0,0.1);
    z-index: 1100;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-drawer.open {
    right: 0;
}

.drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.drawer-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
}

.drawer-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-primary);
}

.drawer-close svg {
    width: 24px;
    height: 24px;
}

.drawer-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.drawer-link {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1rem;
    color: var(--text-secondary);
}

.drawer-link:hover {
    color: var(--text-primary);
}

.drawer-btn {
    background-color: var(--primary);
    color: #ffffff !important;
    padding: 10px 16px;
    border-radius: 6px;
    text-align: center;
    font-weight: 600;
    margin-top: 8px;
}

.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.3);
    z-index: 1050;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.drawer-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* ==========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 992px) {
    .projects-grid {
        grid-template-columns: 1fr;
        max-width: 550px;
    }
    
    .project-detail-row {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .project-detail-row.row-reverse {
        direction: ltr;
    }
    
    .project-detail-row.row-reverse .project-detail-info {
        direction: ltr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
    }
    
    .method-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .about-detail-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-layout {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-title {
        font-size: 2.1rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-ctas {
        flex-direction: column;
        gap: 12px;
        align-items: stretch;
        max-width: 320px;
        margin: 0 auto;
    }
    
    .section {
        padding: 50px 16px;
    }
    
    .contact-form-card {
        padding: 24px;
    }
    
    .cta-card {
        padding: 30px 20px;
    }
}