/* ==========================================================================
   DESIGN SYSTEM & VARIABLES (Minimalist & Serious Split-Screen)
   ========================================================================== */
:root {
    /* Colors */
    --color-bg: #121212;
    --color-bg-card: #18181b;
    --color-border: rgba(255, 255, 255, 0.08);
    --color-border-hover: rgba(255, 255, 255, 0.18);
    
    /* Accents (Muted Gold & Achromatic) */
    --color-gold: #c5a880;
    --color-gold-hover: #bda078;
    --color-white: #ffffff;
    --color-gray-dark: #27272a;
    
    /* Typography Colors */
    --color-text-primary: #f4f4f5;
    --color-text-secondary: #a1a1aa;
    --color-text-dark: #09090b;
    
    /* Fonts */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    /* Spacing & Layout */
    --section-gap: 120px;
    --element-gap: 24px;
    --border-radius: 4px;
    
    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-fast: all 0.15s ease;
}

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

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

body {
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow: hidden; /* Controlled by split-screen scroll on desktop */
    letter-spacing: -0.011em;
    -webkit-font-smoothing: antialiased;
}

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

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

button, input, select, textarea {
    font-family: inherit;
    background: none;
    border: none;
    outline: none;
}

/* ==========================================================================
   SCROLLBAR FOR SCROLL CONTENT
   ========================================================================== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
    background: #27272a;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #3f3f46;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    letter-spacing: -0.005em;
    border: 1px solid transparent;
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.75rem;
}

.btn-primary {
    background-color: var(--color-white);
    color: var(--color-text-dark);
}
.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
}
.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--color-gold);
    color: var(--color-gold);
}
.btn-outline:hover {
    background-color: var(--color-gold);
    color: var(--color-text-dark);
}

.btn-block {
    width: 100%;
}

/* ==========================================================================
   SPLIT SCREEN LAYOUT
   ========================================================================== */
.split-layout {
    display: flex;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}

/* ==========================================================================
   LEFT PANEL (SIDEBAR)
   ========================================================================== */
.sidebar {
    width: 40%;
    height: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border-right: 1px solid var(--color-border);
    background-color: #0d0d0f;
    z-index: 10;
    overflow: hidden;
    padding: 40px;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 5;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}
.logo-icon {
    flex-shrink: 0;
}
.logo-text {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--color-white);
    text-transform: uppercase;
}
.logo-subtext {
    font-weight: 300;
    color: var(--color-text-secondary);
}

/* Grayscale profile photo background */
.sidebar-visual {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    filter: grayscale(100%);
    opacity: 0.35;
    transition: var(--transition-smooth);
    pointer-events: none;
}
.sidebar:hover .sidebar-visual {
    opacity: 0.45;
    transform: scale(1.01);
}

.sidebar-content {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    height: calc(100% - 60px);
    z-index: 5;
    position: relative;
    margin-top: auto;
}

.profile-info {
    margin-bottom: 40px;
}
.profile-tag {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-gold);
    display: block;
    margin-bottom: 12px;
}
.profile-name {
    font-size: 2.6rem;
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--color-white);
    margin-bottom: 16px;
}
.profile-bio {
    font-size: 0.95rem;
    font-weight: 300;
    color: var(--color-text-secondary);
    line-height: 1.6;
    max-width: 320px;
}

/* Nav links inside sidebar */
.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 48px;
    align-items: flex-start;
}
.nav-link {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    position: relative;
    padding: 2px 0;
    transition: var(--transition-fast);
}
.nav-link:hover {
    color: var(--color-white);
    padding-left: 6px;
}
.nav-link.active {
    color: var(--color-white);
}
.nav-link.active::before {
    content: '';
    position: absolute;
    left: -14px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: var(--color-gold);
}

.sidebar-footer {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sidebar-socials {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.8rem;
    color: var(--color-text-secondary);
}
.social-link:hover {
    color: var(--color-white);
}

.burger-menu {
    display: none;
}

/* ==========================================================================
   RIGHT PANEL (SCROLL CONTENT)
   ========================================================================== */
.scroll-content {
    width: 60%;
    height: 100%;
    overflow-y: auto;
    scroll-behavior: smooth;
    background-color: var(--color-bg);
}

.content-section {
    padding: 80px 10%;
    border-bottom: 1px solid var(--color-border);
}
.content-section:last-child {
    border-bottom: none;
}

.section-tag {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-gold);
    display: inline-block;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2rem;
    font-weight: 400;
    letter-spacing: -0.02em;
    line-height: 1.25;
    margin-bottom: 32px;
    color: var(--color-white);
}

.section-subtitle {
    font-size: 0.95rem;
    font-weight: 300;
    color: var(--color-text-secondary);
    margin-top: -16px;
    margin-bottom: 40px;
}

/* ==========================================================================
   SECTION 1: METHODOLOGY
   ========================================================================== */
.text-block {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 48px;
}

.text-lead {
    font-size: 1.08rem;
    font-weight: 300;
    line-height: 1.6;
    color: var(--color-text-primary);
}

.text-normal {
    font-size: 0.95rem;
    font-weight: 300;
    line-height: 1.65;
    color: var(--color-text-secondary);
}

.text-quote {
    font-size: 1.1rem;
    font-weight: 300;
    font-style: italic;
    color: var(--color-gold);
    border-left: 2px solid var(--color-gold);
    padding-left: 18px;
    margin: 16px 0;
}

/* Credentials Row List */
.credentials-list {
    display: flex;
    flex-direction: column;
    border-top: 1px solid var(--color-border);
}
.credential-row {
    display: flex;
    gap: 32px;
    padding: 24px 0;
    border-bottom: 1px solid var(--color-border);
}
.credential-num {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-gold);
    font-family: monospace;
    margin-top: 4px;
}
.credential-desc h4 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-white);
    margin-bottom: 6px;
}
.credential-desc p {
    font-size: 0.88rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

/* ==========================================================================
   SECTION 2: SERVICES LIST
   ========================================================================== */
.services-list {
    display: flex;
    flex-direction: column;
    border-top: 1px solid var(--color-border);
}

.service-item {
    padding: 32px 0;
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition-fast);
}

.service-meta {
    display: flex;
    align-items: baseline;
    gap: 16px;
    margin-bottom: 12px;
}
.service-num {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-gold);
    font-family: monospace;
}
.service-name {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-white);
    letter-spacing: -0.01em;
}

.service-desc {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
}

.service-details {
    display: flex;
    align-items: center;
    gap: 24px;
}
.service-time {
    font-size: 0.82rem;
    color: var(--color-text-secondary);
}
.service-price {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-white);
}
.service-cta {
    margin-left: auto;
}

/* ==========================================================================
   SECTION 3: COLLAGE GALLERY
   ========================================================================== */
.grid-collage {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.collage-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid var(--color-border);
    aspect-ratio: 4 / 3;
    cursor: pointer;
}
.collage-w-2 {
    grid-column: span 2;
    aspect-ratio: 16 / 9;
}

.collage-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(30%);
    transition: var(--transition-smooth);
}

.collage-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(18,18,18,0.9) 0%, rgba(18,18,18,0.2) 80%, transparent 100%);
    padding: 16px 20px;
    font-size: 0.82rem;
    color: var(--color-white);
    opacity: 0;
    transform: translateY(8px);
    transition: var(--transition-smooth);
}

.collage-item:hover .collage-img {
    transform: scale(1.03);
    filter: grayscale(10%);
}
.collage-item:hover .collage-caption {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   SECTION 4: TESTIMONIALS SLIDER
   ========================================================================== */
.slider-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.slider-container {
    overflow: hidden;
    width: 100%;
    border-radius: var(--border-radius);
}

.slider-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
    width: 100%;
}

.slide {
    flex: 0 0 100%;
    width: 100%;
}

.testimonial-card {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 36px;
}

.testimonial-rating {
    color: var(--color-gold);
    font-size: 0.9rem;
    margin-bottom: 14px;
}

.testimonial-query {
    font-size: 0.78rem;
    color: var(--color-text-secondary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.testimonial-query span {
    color: var(--color-white);
    font-weight: 500;
}

.testimonial-text {
    font-size: 0.95rem;
    font-style: italic;
    color: var(--color-text-primary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
}
.author-name {
    font-weight: 600;
    color: var(--color-white);
    font-size: 0.9rem;
}
.author-city {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}

.slider-controls {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 16px;
}

.slider-arrow {
    background-color: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}
.slider-arrow:hover {
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.3);
}

.slider-dots {
    display: flex;
    gap: 6px;
}
.dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.15);
    cursor: pointer;
    transition: var(--transition-fast);
    padding: 0;
}
.dot.active {
    background-color: var(--color-gold);
    width: 15px;
    border-radius: 2px;
}
.dot:focus-visible {
    outline: 2px solid var(--color-gold);
    outline-offset: 4px;
}

/* ==========================================================================
   SECTION 5: CONTACTS & FORM
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: start;
    margin-bottom: 80px;
}

.contact-form-wrapper {
    position: relative;
    overflow: hidden;
}

.booking-form {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 32px;
}

.form-title {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--color-white);
}

.form-subtitle {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    margin-bottom: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 18px;
}

.form-label {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
}

.form-input, .form-select {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 12px 14px;
    color: var(--color-white);
    font-size: 0.88rem;
    transition: var(--transition-fast);
    width: 100%;
}
.form-input:focus, .form-select:focus {
    border-color: rgba(255, 255, 255, 0.3);
}

.form-textarea {
    min-height: 108px;
    resize: vertical;
    line-height: 1.5;
}

.form-select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' width='14' height='14' fill='none' stroke='%239ca3af' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
}
.form-select option {
    background-color: var(--color-bg-card);
    color: var(--color-white);
}

/* Success Form Overlay */
.form-success-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    z-index: 10;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
    transform: scale(0.98);
}
.form-success-overlay.active {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1);
}

.success-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.mandala-spinner {
    margin-bottom: 16px;
}
.clean-spinner {
    animation: spin 1.2s linear infinite;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.success-title {
    font-size: 1.3rem;
    font-weight: 500;
    color: var(--color-gold);
    margin-bottom: 8px;
}
.success-text {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    margin-bottom: 20px;
    max-width: 260px;
    line-height: 1.5;
}

/* Contact details block */
.contact-details-box {
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.contact-details {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.details-item {
    display: flex;
    flex-direction: column;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 10px;
}
.details-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
    margin-bottom: 4px;
}
.details-val {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-white);
}
a.details-val:hover {
    color: var(--color-gold);
}

.messenger-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.btn-messenger {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
    border-radius: var(--border-radius);
    font-weight: 500;
    font-size: 0.85rem;
    transition: var(--transition-fast);
    border: 1px solid var(--color-border);
}
.btn-tg {
    background-color: rgba(34, 158, 217, 0.03);
    color: #229ED9;
    border-color: rgba(34, 158, 217, 0.1);
}
.btn-tg:hover {
    background-color: rgba(34, 158, 217, 0.06);
}

/* Footer nested under right column */
.footer {
    border-top: 1px solid var(--color-border);
    padding: 40px 0 20px 0;
    margin-top: 40px;
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}
.footer-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: none;
    padding-top: 0;
    margin-top: 0;
    font-size: 0.75rem;
}
.legal-links {
    display: flex;
    gap: 16px;
}
.legal-link {
    color: var(--color-text-secondary);
}
.legal-link:hover {
    color: var(--color-white);
}

/* ==========================================================================
   LIGHTBOX (GALLERY POPUP)
   ========================================================================== */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(18, 18, 18, 0.98);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
}
.lightbox.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-content {
    max-width: 85%;
    max-height: 80%;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.lightbox-img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
}

.lightbox-caption {
    margin-top: 16px;
    font-size: 0.9rem;
    color: var(--color-white);
    text-align: center;
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 30px;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}
.lightbox-close:hover {
    color: var(--color-white);
}

.lightbox-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-secondary);
    background-color: transparent;
    border: 1px solid var(--color-border);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}
.lightbox-arrow:hover {
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.3);
}
.lightbox-prev { left: 40px; }
.lightbox-next { right: 40px; }

/* ==========================================================================
   MODAL DIALOG (CTA SELECTION)
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(18, 18, 18, 0.85);
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
}
.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    width: 90%;
    max-width: 400px;
    padding: 32px;
    text-align: center;
    position: relative;
    transform: scale(0.96);
    transition: var(--transition-smooth);
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}
.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}
.modal-close:hover {
    color: var(--color-white);
}

.modal-title {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--color-white);
    margin-bottom: 8px;
}

.modal-desc {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
}

.modal-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.modal-btn {
    width: 100%;
}

.modal-form-divider {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    margin: 12px 0;
    position: relative;
}
.modal-form-divider::before, .modal-form-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 38%;
    height: 1px;
    background-color: var(--color-border);
}
.modal-form-divider::before { left: 0; }
.modal-form-divider::after { right: 0; }

.modal-btn-form {
    width: 100%;
    padding: 10px 0;
    font-size: 0.8rem;
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS (Intersection Observer)
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   MEDIA QUERIES (RESPONSIVENESS)
   ========================================================================== */
@media (max-width: 991px) {
    body {
        overflow-y: auto; /* Enable standard scroll on mobile */
    }
    
    .split-layout {
        flex-direction: column;
        height: auto;
        width: 100%;
        overflow: visible;
    }
    
    /* Left Panel collapses into mobile Header Card */
    .sidebar {
        width: 100%;
        height: auto;
        min-height: 480px;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
        padding: 24px;
        justify-content: flex-start;
    }
    
    .sidebar-header {
        margin-bottom: 60px;
    }
    
    .sidebar-content {
        margin-top: 0;
        height: auto;
    }
    
    .profile-name {
        font-size: 2.2rem;
    }
    
    /* Burger menu shows up on mobile */
    .burger-menu {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 20px;
        height: 12px;
        cursor: pointer;
        z-index: 101;
    }
    .burger-menu span {
        display: block;
        width: 100%;
        height: 1.5px;
        background-color: var(--color-text-primary);
        transition: var(--transition-fast);
    }
    .burger-menu.active span:nth-child(1) {
        transform: rotate(45deg) translate(3.5px, 3.5px);
    }
    .burger-menu.active span:nth-child(2) {
        opacity: 0;
    }
    .burger-menu.active span:nth-child(3) {
        transform: rotate(-45deg) translate(4px, -4px);
    }
    
    /* Nav menu collapses into a full-screen drawer on mobile */
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 260px;
        height: 100vh;
        background-color: #121212;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 32px;
        padding: 40px;
        margin-bottom: 0;
        transition: var(--transition-smooth);
        border-left: 1px solid var(--color-border);
        box-shadow: -10px 0 30px rgba(0,0,0,0.5);
    }
    .nav-menu.active {
        right: 0;
    }
    .nav-link {
        font-size: 1rem;
    }
    .nav-link.active::before {
        display: none;
    }
    
    /* Right Panel flows naturally under sidebar card */
    .scroll-content {
        width: 100%;
        height: auto;
        overflow-y: visible;
    }
    
    .content-section {
        padding: 60px 24px;
    }
    
    .grid-collage {
        grid-template-columns: 1fr;
    }
    .collage-w-2 {
        grid-column: span 1;
        aspect-ratio: 4 / 3;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    .contact-details-box {
        order: 2;
    }
    .contact-form-wrapper {
        order: 1;
    }
    
    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    /* Lightbox arrows reposition */
    .lightbox-arrow {
        top: auto;
        bottom: 20px;
        transform: none;
    }
    .lightbox-prev { left: 20px; }
    .lightbox-next { right: 20px; }
}