/* --- 1. CORE VARIABLES --- */
:root {
    --bg: #F5F5F3;
    --fg: #111111;
    --accent: #888888;
    --border: rgba(0, 0, 0, 0.06);

    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Geist', sans-serif;

    --pad-side: clamp(2rem, 5vw, 6rem);
    --pad-sec: clamp(6rem, 12vw, 12rem);

    --ease: cubic-bezier(0.19, 1, 0.22, 1);
}

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

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

/* --- 2. GLOBAL UTILITIES --- */
.wrapper {
    padding: 0 var(--pad-side);
    max-width: 1920px;
    margin: 0 auto;
}

img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

a {
    text-decoration: none;
    color: inherit;
}

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

.c-magnetic {
    display: inline-block;
}

/* Grain Texture */
.grain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9000;
    opacity: 0.03;
    background-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyBAMAAADsEZWCAAAAGFBMVEUAAAA5OTkAAABMTExERERmZmYzMzMyMjIt0o6FAAAAB3RSTlMABIDE1/DozxcHNgAAACZJREFUeVDjgIEDDOTgwoELBx4cOHDgwIEDDzg4cODChQcHHjhw4AA52SAh2/52wgAAAABJRU5ErkJggg==");
    background-size: 100px;
}

/* Ambient Blob */
.ambient-orb {
    position: fixed;
    top: 50%;
    left: 50%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(200, 200, 200, 0.15) 0%, rgba(245, 245, 243, 0) 70%);
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 0;
    filter: blur(80px);
    opacity: 0.8;
}

/* Text Masking */
.line-mask {
    overflow: hidden;
    display: block;
    position: relative;
}

.line-mask-inner {
    /* transform: translateY(110%); REMOVED to prevent invisible text if JS fails */
    display: block;
    will-change: transform;
}

.sec-header {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 2.5rem;
    display: block;
    color: var(--accent);
    font-weight: 500;
}

/* --- 3. CUSTOM CURSOR REMOVED --- */

/* --- 4. NAVIGATION --- */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 2rem var(--pad-side);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 900;
    color: var(--fg);
    transition: padding 0.5s var(--ease), background 0.5s var(--ease);
}

nav.scrolled {
    padding: 1rem var(--pad-side);
    background: rgba(245, 245, 243, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.logo {
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    font-size: 0.9rem;
    position: relative;
    z-index: 905;
}

.nav-links {
    display: flex;
}

.nav-links a {
    margin-left: 2.5rem;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    font-weight: 500;
    opacity: 0.6;
    transition: opacity 0.3s;
}

.nav-links a:hover {
    opacity: 1;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 905;
}

.menu-bar {
    width: 24px;
    height: 2px;
    background: var(--fg);
    transition: 0.3s;
}

.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg);
    z-index: 900;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    clip-path: inset(0 0 100% 0);
    transition: clip-path 0.7s var(--ease);
}

.mobile-overlay.open {
    clip-path: inset(0 0 0 0);
}

.mobile-link {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    margin: 1rem 0;
    opacity: 0;
    transform: translateY(30px);
    transition: 0.5s;
}

.mobile-overlay.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

/* --- 5. PAGE CONTENT --- */
.page-content {
    position: relative;
    z-index: 2;
    background-color: var(--bg);
    will-change: transform;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.04);
}

/* --- 6. HERO SECTION --- */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 10vh;
    padding-bottom: 5vh;
    position: relative;
    overflow: hidden;
}

.hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(3.5rem, 6.5vw, 7rem);
    line-height: 1.05;
    font-weight: 400;
    letter-spacing: -0.01em;
    color: var(--fg);
    margin-bottom: 2rem;
    /* Reduced from 3.5rem to fit button better */
    max-width: 100%;
}

.hero h1 i {
    font-weight: 300;
    color: var(--accent);
}

.hero-sub {
    max-width: 500px;
    font-size: 1.1rem;
    line-height: 1.6;
    color: #444;
    font-weight: 400;
    margin-left: auto;
    text-align: left;
    border-top: 1px solid var(--border);
    padding-top: 1.5rem;
}

/* Hero Background Grid */
.hero-bg-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    /* Changed from -1 to allow better interaction, content must be higher */
    overflow: hidden;
    /* opacity: 0.40;  <-- Moved to item level to allow hover highlight */
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    padding: 0 1rem;
    mask-image: linear-gradient(to bottom, black 80%, transparent 100%);
    pointer-events: auto;
    /* Explicitly allow pointer events */
}

/* Ensure content stays on top of grid */
/* Ensure content stays on top of grid */
.hero h1,
.scroll-badge {
    position: relative;
    z-index: 2;
    pointer-events: none;
    /* Let hover pass through text */
}

.hero-cta-wrap {
    position: relative;
    z-index: 2;
    pointer-events: auto;
    /* Keep buttons interactive */
}

.hero-grid-col {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    will-change: transform;
}

.hero-grid-item {
    width: 100%;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    min-height: 15vh;
    /* Ensure item has height before image loads */
    background-color: #E0E0E0;
    /* Placeholder color */
}

.hero-grid-item img {
    width: 100%;
    height: auto;
    display: block;
    opacity: 0.3;
    /* Default opacity */
    filter: grayscale(100%) brightness(0.9);
    transition: filter 0.5s var(--ease), opacity 0.5s var(--ease), transform 0.6s var(--ease);
    /* Removed aggressive will-change to save memory */
}

.hero-grid-item:hover img {
    filter: grayscale(0%) brightness(1);
    opacity: 1;
    /* Full opacity on hover */
    transform: scale(1);
    /* No zoom */
}

/* --- Hero CTA --- */
.hero-cta-wrap {
    margin-top: 2rem;
    margin-left: auto;
    width: fit-content;
    display: block;
}

.hero-cta {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 2rem;
    background: transparent;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 100px;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--fg);
    transition: all 0.4s var(--ease);
    position: relative;
    overflow: hidden;
}

.hero-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--fg);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s var(--ease);
    z-index: -1;
}

.hero-cta:hover {
    color: #fff;
    border-color: var(--fg);
    padding-right: 2.5rem;
}

.hero-cta:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

.btn-icon {
    font-size: 1.2rem;
    transition: transform 0.4s var(--ease);
}

.hero-cta:hover .btn-icon {
    transform: translateY(2px);
}

@media(max-width:900px) {
    .hero-cta-wrap {
        margin-left: 0;
        /* Align left on mobile */
    }
}

/* --- 7. MARQUEE (SOLID COLOR) --- */
.marquee-wrap {
    padding: 3rem 0;
    border-bottom: 1px solid var(--border);
    overflow: hidden;
    background: var(--bg);
}

.marquee-inner {
    display: flex;
    width: fit-content;
}

.marquee-item {
    font-size: 5vw;
    font-family: var(--font-serif);
    white-space: nowrap;
    padding-right: 2vw;
    color: var(--fg);
    font-style: italic;
    font-weight: 400;
}

/* --- 8. ABOUT SECTION --- */
.about-section {
    padding-top: var(--pad-sec);
    padding-bottom: var(--pad-sec);
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: clamp(3rem, 6vw, 6rem);
    border-bottom: 1px solid var(--border);
}

.about-content p {
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    color: #333;
    font-weight: 300;
}

.about-highlight {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 2.8vw, 2.8rem);
    line-height: 1.3;
    font-style: italic;
    color: #222;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* --- 9. SERVICES (HOVER REVEAL) --- */
.services {
    padding-top: var(--pad-sec);
    padding-bottom: var(--pad-sec);
    position: relative;
}

.service-list {
    max-width: 100%;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.service-item {
    border-top: 1px solid var(--border);
    padding: 2.8rem 0;
    display: grid;
    grid-template-columns: 2fr 2fr 0.5fr;
    align-items: flex-start;
    transition: padding 0.4s var(--ease), opacity 0.4s;
    cursor: pointer;
}

.service-item:last-child {
    border-bottom: 1px solid var(--border);
}

.service-list:hover .service-item {
    opacity: 0.3;
}

.service-list .service-item:hover {
    opacity: 1;
    padding-left: 2rem;
}

.service-item h2 {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 2.5vw, 2.5rem);
    font-weight: 400;
    margin-top: -0.3rem;
}

.service-item p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
    max-width: 420px;
}

.arrow-icon {
    font-size: 1.5rem;
    text-align: right;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.4s;
}

.service-item:hover .arrow-icon {
    opacity: 1;
    transform: translateX(0);
}

.hover-reveal {
    position: fixed;
    top: 0;
    left: 0;
    width: 320px;
    height: 400px;
    pointer-events: none;
    z-index: 1;
    transform: translate(-50%, -50%);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s;
}

.hover-reveal-inner {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.reveal-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transform: scale(1.1);
    transition: opacity 0.3s, transform 0.4s;
}

.reveal-img.active {
    opacity: 1;
    transform: scale(1);
}

/* --- 10. PORTFOLIO SECTION --- */
.portfolio-section {
    padding-top: var(--pad-sec);
    padding-bottom: 8rem;
}

.portfolio-intro {
    margin-bottom: clamp(4rem, 6vw, 6rem);
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.portfolio-intro h2 {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 6vw, 6rem);
    line-height: 1;
    grid-column: 1 / -1;
    margin-bottom: 1.5rem;
}

.project-list {
    display: flex;
    flex-direction: column;
    gap: clamp(5rem, 12vw, 12rem);
}

.project-item {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: clamp(2rem, 6vw, 6rem);
    align-items: center;
}

.project-item:nth-child(even) {
    direction: rtl;
}

.project-item:nth-child(even) .p-info {
    direction: ltr;
}

.p-image-wrap {
    width: 100%;
    height: 65vh;
    overflow: hidden;
    position: relative;
    background: #e5e5e5;
    /* cursor: none; REMOVED */
    /* cursor: pointer; REMOVED - interaction is now on button only */
    cursor: default;
}

.p-image-wrap img {
    width: 100%;
    height: 115%;
    object-fit: cover;
    transition: transform 1s var(--ease);
}

.project-item:hover .p-image-wrap img {
    transform: scale(1.03);
}

.p-info {
    padding: 1rem 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.p-cat {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    color: var(--accent);
}

.p-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 3.5vw, 3.5rem);
    margin-bottom: 1rem;
    line-height: 1.1;
    pointer-events: none;
    /* No link interaction */
}

.p-desc {
    font-size: 1rem;
    color: #555;
    max-width: 380px;
    line-height: 1.6;
    margin-bottom: 2rem;
}

/* --- Project Button --- */
.project-btn {
    display: inline-block;
    width: fit-content;
    padding: 0.8rem 1.5rem;
    border: 1px solid #333;
    border-radius: 50px;
    text-align: center;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #333;
    transition: all 0.3s ease;
    cursor: pointer;
    text-decoration: none;
    margin-top: 0.5rem;
}

.project-btn:hover {
    background-color: #333;
    color: #fff;
    transform: translateY(-2px);
}

/* --- 11. FOOTER --- */
footer {
    position: relative;
    width: 100%;
    background: #fff;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2rem var(--pad-side) 1.5rem;
    min-height: 100vh;
    height: auto;
}

.footer-center {
    flex-grow: 1;
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: clamp(2rem, 5vw, 6rem);
    align-items: start;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    text-align: left;
}

.footer-pre {
    margin-bottom: 2rem;
    font-size: 1.1rem;
    color: #666;
    max-width: 450px;
    font-weight: 300;
}

.footer-cta {
    font-size: clamp(2rem, 4vw, 3.5rem);
    line-height: 1.1;
    font-family: var(--font-serif);
    color: #111;
    margin-bottom: 0;
}

.email-btn {
    display: inline-block;
    padding: 1.2rem 3.5rem;
    position: relative;
    background: transparent;
    color: #111;
    border: 1px solid rgba(0, 0, 0, 0.15);
    border-radius: 100px;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.3s var(--ease);
}

.email-btn:hover {
    background: #111;
    color: #fff;
    border-color: #111;
    transform: scale(1.05);
}

.copy-msg {
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    background: #111;
    color: #fff;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 12px;
    opacity: 0;
    transition: 0.3s;
    pointer-events: none;
}

.copy-msg.show {
    opacity: 1;
    top: -50px;
}

.footer-bottom {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #999;
}

/* --- 12. PRELOADER --- */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #0d0d0d;
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    overflow: hidden;
}

.pre-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

@media(max-width: 600px) {
    /* Mobile specific adjustments if any */
}

/* --- 13. RESPONSIVE --- */
@media (max-width: 900px) {
    :root {
        --pad-side: 1.5rem;
        /* More standard mobile padding */
        --pad-sec: 4rem;
    }

    .hero h1 {
        font-size: clamp(2.8rem, 12vw, 4.5rem);
        /* Bigger, more readable */
        margin-bottom: 1.5rem;
    }

    .hero-sub {
        margin-right: 0;
        padding-top: 1.5rem;
        font-size: 1rem;
    }

    /* Mobile Hero Grid - Show only 2 columns */
    .hero-bg-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .about-section {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .about-highlight {
        border-left: none;
        border-top: 1px solid var(--border);
        padding-top: 1.5rem;
        font-size: 1.5rem;
        /* Adjusted for mobile */
    }

    .service-item {
        grid-template-columns: 1fr;
        gap: 0.5rem;
        padding: 1.5rem 0;
    }

    .service-item h2 {
        font-size: 1.5rem;
    }

    .arrow-icon {
        display: none;
    }

    .hover-reveal {
        display: none;
    }

    .portfolio-intro {
        display: block;
        margin-bottom: 3rem;
    }

    .project-item {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-bottom: 3rem;
    }

    .project-item:nth-child(even) {
        direction: ltr;
        /* Reset direction */
    }

    .project-item:nth-child(even) .p-info {
        direction: ltr;
    }

    .p-image-wrap {
        height: 50vh;
    }

    .p-title {
        font-size: 2rem;
    }

    footer {
        position: relative;
        height: auto;
        max-height: none;
        padding: 4rem var(--pad-side) 2rem;
        z-index: 2;
        border-top: 1px solid #ddd;
    }

    .footer-cta {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .footer-center {
        display: flex;
        flex-direction: column;
        grid-template-columns: 1fr;
        gap: 3rem;
        margin-bottom: 3rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
        border-top: none;
    }

    nav {
        padding: 1.25rem var(--pad-side);
        background: rgba(244, 244, 242, 0.95);
    }

    .logo {
        font-size: 0.85rem;
    }

    .nav-links {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .marquee-item {
        font-size: 12vw;
    }
}

/* --- 14. PROJECT DETAIL PAGE --- */
.project-detail-header {
    padding-top: 15vh;
    padding-bottom: 5vh;
    margin-bottom: 4rem;
    border-bottom: 1px solid var(--border);
}

.project-detail-header h1 {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 6vw, 5.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--fg);
    font-weight: 400;
}

.project-meta-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 2rem;
}

.project-cat-label {
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 0.5rem;
    display: block;
}

.project-description-text {
    max-width: 600px;
    font-size: 1.15rem;
    line-height: 1.6;
    color: #444;
    font-weight: 300;
}

/* Masonry Layout */
.gallery-masonry {
    column-count: 3;
    column-gap: 2rem;
    padding-bottom: 8rem;
}

.gallery-item {
    break-inside: avoid;
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
}

.gallery-item img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 2px;
    background-color: #f0f0f0;
    transition: transform 0.5s var(--ease);
}

.gallery-item:hover img {
    transform: scale(1.02);
}

@media(max-width: 1200px) {
    .gallery-masonry {
        column-count: 2;
    }
}

@media(max-width: 600px) {
    .gallery-masonry {
        column-count: 1;
    }

    .project-detail-header {
        padding-top: 12vh;
        margin-bottom: 3rem;
    }

    .project-meta-row {
        flex-direction: column;
        gap: 1.5rem;
    }
}


/* --- 15. CONTACT FORM --- */
.contact-form-wrap {
    width: 100%;
    max-width: 100%;
    margin: 0;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 20px;
    padding: 2.5rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    position: relative;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.8rem 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--fg);
    border-radius: 0;
    transition: border-color 0.3s;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: #999;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: #333;
}

.submit-btn {
    margin-top: 1.5rem;
    align-self: center;
    padding: 0.8rem 2.5rem;
    background: transparent;
    color: var(--fg);
    border: 1px solid rgba(0, 0, 0, 0.2);
    border-radius: 100px;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.3s var(--ease);
    cursor: pointer;
}

.submit-btn:hover {
    border-color: var(--fg);
    background: var(--fg);
    color: #fff;
}

@media(max-width: 600px) {
    .contact-form-wrap {
        padding: 1.5rem;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}