/* --- Modern Minimalist Reset & Variables --- */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500&family=Space+Grotesk:wght@300;400;600;700&display=swap');

:root {
    --bg-color: #f9f9f9;
    /* Ultra light grey */
    --text-main: #111111;
    /* Almost black */
    --text-secondary: #666666;
    --accent: #ff4d00;
    /* International Orange - High Impact */
    --card-bg: #ffffff;
    --border-color: #e5e5e5;

    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Manrope', sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    --container-width: 1400px;
    --nav-height: 90px;

    --transition-slow: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.3s ease;
}

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

html.lenis {
    height: auto;
}

.lenis.lenis-smooth {
    scroll-behavior: auto;
    /* Uses Lenis smooth scroll if added, or native fallback */
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* --- Typography --- */
h1,
h2,
h3,
h4,
.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

h1 {
    font-size: clamp(3.5rem, 8vw, 7rem);
    /* Massive responsive type */
    text-transform: uppercase;
}

h2 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

p {
    margin-bottom: var(--spacing-sm);
    max-width: 60ch;
}

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

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

.section-padding {
    padding: var(--spacing-xl) 0;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

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

@media (max-width: 900px) {

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}

/* --- UI Elements --- */
.btn-primary {
    display: inline-block;
    padding: 18px 40px;
    background: var(--text-main);
    color: #fff;
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-weight: 600;
    border-radius: 0;
    /* Sharp corners */
    border: 1px solid var(--text-main);
    cursor: pointer;
    transition: var(--transition-slow);
    overflow: hidden;
    position: relative;
    z-index: 1;
}

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

.nav-cta {
    background: var(--accent) !important;
    border-color: var(--accent) !important;
}

.nav-cta:hover {
    color: var(--accent) !important;
}

/* --- Animations --- */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: all 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger delay classes */
.delay-100 {
    transition-delay: 0.1s;
}

.delay-200 {
    transition-delay: 0.2s;
}

.delay-300 {
    transition-delay: 0.3s;
}

/* Sticky Image Reveal Effect */
.img-wrapper {
    overflow: hidden;
    position: relative;
}

.img-wrapper img {
    transition: transform 1.5s cubic-bezier(0.19, 1, 0.22, 1);
    transform: scale(1.1);
}

.img-wrapper:hover img {
    transform: scale(1);
}


/* --- Navigation --- */
.navbar {
    height: var(--nav-height);
    display: flex;
    align-items: center;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: rgba(249, 249, 249, 0.9);
    /* Glassy default */
    backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: var(--transition-slow);
}

.scrolled-nav {
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 2rem;
    font-weight: 700;
    text-transform: uppercase;
}

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

.nav-links {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-links a {
    font-family: var(--font-heading);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: -4px;
    left: 0;
    background: var(--accent);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* --- Hero Section (Asymmetrical) --- */
.hero {
    min-height: 100vh;
    padding-top: var(--nav-height);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    /* Asymmetric split */
    height: 100%;
    align-items: center;
    gap: var(--spacing-lg);
}

.hero-text {
    z-index: 2;
}

.hero h1 span {
    display: block;
    color: var(--accent);
}

.hero-image-container {
    position: relative;
    height: 80vh;
    width: 100%;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(20%);
    /* Artistic touch */
    border-radius: 4px;
}

.hero-float-card {
    position: absolute;
    bottom: -50px;
    left: -50px;
    background: var(--card-bg);
    padding: 30px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    max-width: 250px;
    z-index: 3;
}

.hero-float-card p {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.2rem;
    margin: 0;
}

/* --- Services (Horizontal / Minimal) --- */
.service-list {
    border-top: 1px solid var(--border-color);
}

.service-item {
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
    cursor: pointer;
}

.service-item:hover {
    background: #fff;
    padding-left: 20px;
    /* Shift for effect */
}

.service-title {
    display: flex;
    align-items: baseline;
    gap: 20px;
}

.service-num {
    font-family: var(--font-header);
    color: var(--accent);
    font-size: 1.2rem;
}

.service-item h3 {
    font-size: 2.5rem;
    /* Large minimal type */
    margin: 0;
    font-weight: 300;
}

.service-arrow {
    font-size: 2rem;
    opacity: 0;
    transform: translateX(-20px);
    transition: var(--transition-fast);
}

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


/* --- Why Us (Trust) --- */
.stats-grid {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-lg);
    border-top: 1px solid var(--text-main);
    padding-top: var(--spacing-md);
}

.stat-item h4 {
    font-size: 3rem;
    color: var(--accent);
    margin: 0;
}

.stat-item p {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* --- Project Gallery (Masonry Style) --- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 30px;
    grid-auto-rows: 400px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-item-1 {
    grid-column: 1 / 7;
}

.gallery-item-2 {
    grid-column: 7 / 13;
}

.gallery-item-3 {
    grid-column: 1 / 5;
}

/* Span 4 */
.gallery-item-4 {
    grid-column: 5 / 13;
}

/* Span 8 */

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    opacity: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay h3 {
    color: #fff;
    font-size: 2rem;
    transform: translateY(20px);
    transition: 0.4s;
}

.gallery-item:hover .gallery-overlay h3 {
    transform: translateY(0);
}


/* --- Contact --- */
.contact-section {
    background: #fff;
}

.form-minimal input,
.form-minimal textarea,
.form-minimal select {
    width: 100%;
    border: none;
    border-bottom: 2px solid var(--border-color);
    padding: 20px 0;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    background: transparent;
    transition: 0.3s;
}

.form-minimal input:focus,
.form-minimal textarea:focus,
.form-minimal select:focus {
    outline: none;
    border-bottom-color: var(--text-main);
}

/* --- Footer --- */
footer {
    background: var(--text-main);
    color: #fff;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-hero h2 {
    font-size: clamp(3rem, 10vw, 8rem);
    line-height: 0.9;
    color: #fff;
    margin-bottom: var(--spacing-lg);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    font-family: var(--font-header);
    font-size: 0.9rem;
    opacity: 0.6;
}

/* --- Tablet & Mobile Responsiveness --- */

/* Tablet (max-width: 1024px) */
@media (max-width: 1024px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 3rem;
        --spacing-xl: 5rem;
        /* Decrease huge desktop padding */
        --container-width: 90%;
    }

    h1 {
        font-size: 4rem;
        /* Scale down massive header */
    }

    h2 {
        font-size: 3rem;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        /* Stack hero */
        gap: var(--spacing-lg);
        text-align: center;
    }

    .hero-text {
        order: 1;
        /* Text on top */
    }

    .hero-image-container {
        height: 50vh;
        order: 2;
    }

    /* Fix floating card overflow on tablet/mobile */
    .hero-float-card {
        bottom: -20px;
        left: 20px;
        /* Bring it inside */
        right: auto;
        max-width: 200px;
        padding: 20px;
    }

    .hero-btns {
        justify-content: center;
        display: flex;
        flex-wrap: wrap;
        /* Ensure buttons wrap if needed */
        gap: 1rem;
    }

    .grid-2,
    .grid-3 {
        gap: var(--spacing-md);
    }

    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
        /* 2 cols on tablet */
    }
}

/* Mobile (max-width: 768px) */
@media (max-width: 768px) {
    :root {
        --spacing-sm: 0.8rem;
        --spacing-md: 1.25rem;
        --spacing-lg: 2rem;
        --spacing-xl: 4rem;
        /* Further reduce section padding */
    }

    h1 {
        font-size: 3rem;
    }

    h2 {
        font-size: 2.5rem;
    }

    .container {
        padding: 0 1.25rem;
        /* Ensure side padding */
    }

    /* Navigation */
    .nav-links {
        display: none;
        position: fixed;
        background: #fff;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        flex-direction: column;
        justify-content: center;
        z-index: 999;
        padding: 2rem;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        font-size: 2rem;
        color: var(--text-main);
        margin-bottom: 2rem;
    }

    .mobile-menu-btn {
        display: block;
        z-index: 1001;
    }

    /* Grids */
    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
        /* Stack everything on mobile */
    }

    /* Stats */
    .stats-grid {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    /* Services */
    .service-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .service-arrow {
        display: none;
        /* Hide arrow on mobile to save space */
    }

    .service-item:hover {
        padding-left: 0;
        /* Remove shift effect on mobile */
    }

    /* Gallery */
    .gallery-grid {
        display: flex;
        /* Use flex column for simpler stacking */
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .gallery-item {
        height: 300px;
        /* Fixed height for mobile items */
    }

    /* Footer */
    .footer-hero h2 {
        font-size: 3rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
        align-items: center;
    }

    /* Contact */
    .contact-wrapper {
        padding: 1rem;
    }

    #contactForm {
        padding: 0;
    }
}