:root {
    --bg: #050505;
    --text: #f0f0f0;
    --accent: #5e17eb; /* Deep vibrant purple */
    --accent-glow: rgba(94, 23, 235, 0.4);
    --gray: #888;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    -webkit-overflow-scrolling: touch;
    scroll-behavior: auto;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    overflow-x: hidden;
    cursor: none;
    overscroll-behavior: none; /* Prevents iOS/Mac rubber-band fighting with Lenis */
}

/* Custom Cursor */
.cursor {
    width: 20px;
    height: 20px;
    border: 2px solid var(--text);
    border-radius: 50%;
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s, background-color 0.3s, border-color 0.3s;
    mix-blend-mode: difference;
}

.cursor.hover {
    width: 60px;
    height: 60px;
    background-color: var(--text);
    border-color: transparent;
    opacity: 0.8;
}

/* Loader */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--bg);
    z-index: 9998;
    display: flex;
    justify-content: center;
    align-items: center;
}

.loader-text {
    font-family: var(--font-heading);
    font-size: 5vw;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    clip-path: polygon(0 100%, 100% 100%, 100% 100%, 0% 100%);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    mix-blend-mode: difference;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 3rem;
}

.nav-links a {
    color: var(--text);
    text-decoration: none;
    font-family: var(--font-body);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0%;
    height: 1px;
    background-color: var(--text);
    transition: width 0.3s ease;
}

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

/* Typography & Layout */
.container {
    padding: 0 5%;
    max-width: 1600px;
    margin: 0 auto;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 4vw;
    font-weight: 300;
    margin-bottom: 4rem;
    text-transform: uppercase;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 0 5%;
    position: relative;
    overflow: hidden;
    text-align: left;
}

.hero-content {
    z-index: 2;
    position: relative;
    pointer-events: none;
    max-width: 65vw;
}

.hero-title, .hero-subtitle {
    pointer-events: auto;
}

.hero-image-container {
    position: absolute;
    top: 50%;
    right: 5%;
    left: auto;
    transform: translateY(-45%);
    width: 45vw;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    z-index: 1;
    clip-path: polygon(0 100%, 100% 100%, 100% 100%, 0% 100%);
    opacity: 0.6;
    transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1), opacity 0.5s ease;
}

.hero:hover .hero-image-container {
    opacity: 1;
    transform: translateY(-45%) scale(1.03);
}

.hero-image {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.8)) grayscale(30%) contrast(1.1);
    animation: floatImage 6s ease-in-out infinite;
    transition: filter 0.5s ease;
}

.hero:hover .hero-image {
    filter: drop-shadow(0 40px 80px rgba(94, 23, 235, 0.4)) grayscale(0%) contrast(1.15);
}

@keyframes floatImage {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

.hero-subtitle {
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: var(--gray);
    margin-bottom: 2rem;
    clip-path: polygon(0 100%, 100% 100%, 100% 100%, 0% 100%);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 10vw;
    font-weight: 900;
    line-height: 0.9;
    text-transform: uppercase;
}

.hero-title .line {
    display: block;
    clip-path: polygon(0 100%, 100% 100%, 100% 100%, 0% 100%);
}

.hero-title .accent {
    color: transparent;
    -webkit-text-stroke: 2px var(--accent);
    position: relative;
}

/* Background Glow */
.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    right: 10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    border-radius: 50%;
    transform: translateY(-50%);
    filter: blur(80px);
    z-index: 0;
    animation: pulseGlow 8s infinite alternate;
}

@keyframes pulseGlow {
    0% { transform: translateY(-50%) scale(1); opacity: 0.5; }
    100% { transform: translateY(-50%) scale(1.2); opacity: 1; }
}

/* Expertise Section */
.expertise {
    padding: 15vh 0;
    background-color: #080808;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4rem;
}

.expertise-item {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    transition: transform 0.3s ease;
}

.expertise-item:hover {
    transform: translateY(-10px);
}

.ex-num {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.ex-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.expertise-item p {
    color: var(--gray);
    line-height: 1.6;
    font-size: 1.1rem;
}

/* Work Section (Horizontal Scroll) */
.work-section {
    padding: 5vh 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
}

.work-slider {
    width: 100%;
    overflow: hidden;
}

.work-track {
    display: flex;
    gap: 5vw;
    padding: 0 5vw;
    width: max-content;
}

.work-card {
    width: 40vw;
    min-width: 500px;
    flex-shrink: 0;
}

.work-img {
    width: 100%;
    height: 45vh;
    background-color: #1a1a1a;
    border-radius: 12px;
    margin-bottom: 2rem;
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.tile-video {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    pointer-events: none;
}

.work-img::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.2);
    transition: background 0.3s ease;
}

.work-card:hover .work-img::after {
    background: transparent;
}

/* Placeholders for works */
.motion-bg { background-image: linear-gradient(45deg, #ff00cc, #333399); }
.ui-bg { background-image: linear-gradient(45deg, #00c6ff, #0072ff); }
.video-bg { background-image: linear-gradient(45deg, #f12711, #f5af19); }

.work-info h3 {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.work-info p {
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.9rem;
}

/* Footer */
.footer {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    background-color: #030303;
    position: relative;
    overflow: hidden;
}

.huge-text {
    font-family: var(--font-heading);
    font-size: 15vw;
    font-weight: 900;
    line-height: 1;
    text-transform: uppercase;
    -webkit-text-stroke: 1px var(--text);
    color: transparent;
    transition: color 0.3s ease;
}

.huge-text:hover {
    color: var(--accent);
    -webkit-text-stroke: 0px;
}

.footer-logo {
    width: 180px; /* Size of the logo */
    height: auto;
    margin: 0 auto 3rem auto;
    display: block;
    opacity: 0;
    transform: scale(3) rotate(15deg); /* Starts huge and slightly rotated for stamp effect effect */
    pointer-events: none;
    filter: drop-shadow(0 10px 20px rgba(0,0,0,0.5));
}

.footer p {
    color: var(--gray);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
}

.footer-links {
    margin-top: 4rem;
    display: flex;
    justify-content: center;
    gap: 3rem;
}

.footer-links a {
    color: var(--text);
    text-decoration: none;
    font-size: 1.2rem;
    text-transform: uppercase;
    position: relative;
}

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0%;
    height: 1px;
    background-color: var(--accent);
    transition: width 0.3s ease;
}

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

.footer-links a .link-label {
    transition: opacity 0.3s ease;
}

.footer-links a .link-hover {
    position: absolute;
    bottom: calc(100% + 10px); /* Floats above the link */
    left: 50%;
    transform: translateX(-50%) translateY(5px);
    background: #1a1a1a;
    border: 1px solid #333;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    opacity: 0;
    white-space: nowrap;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
    text-transform: none;
    font-size: 0.9rem;
    color: var(--text);
    letter-spacing: 0;
}

/* Small arrow pointing down from tooltip */
.footer-links a .link-hover::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: #333;
}

.footer-links a:hover .link-hover {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Section header with inline arrows — hidden on desktop */
.work-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 3rem;
}

/* Hide arrows on desktop */
.mobile-nav-arrows {
    display: none;
}

@media (max-width: 1024px) {
    .expertise-grid { grid-template-columns: repeat(2, 1fr); gap: 3rem; }
    .hero-title { font-size: 11vw; }

    /* Show nav arrows beside heading */
    .mobile-nav-arrows {
        display: flex;
        gap: 1rem;
        align-items: center;
        flex-shrink: 0;
    }

    .nav-arrow {
        background: rgba(255,255,255,0.08);
        border: 1px solid rgba(255,255,255,0.2);
        color: white;
        width: 44px;
        height: 44px;
        border-radius: 50%;
        font-size: 1.2rem;
        cursor: pointer;
        transition: background 0.25s ease, transform 0.15s ease;
        display: flex;
        align-items: center;
        justify-content: center;
        -webkit-tap-highlight-color: transparent;
    }

    .nav-arrow:active {
        transform: scale(0.88);
        background: var(--accent);
    }

    /* Horizontal swipeable slider */
    .work-slider {
        overflow-x: scroll;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scroll-snap-type: x mandatory;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    .work-slider::-webkit-scrollbar { display: none; }

    .work-track {
        display: flex;
        gap: 5vw;
        padding: 0 5vw;
        width: max-content;
    }

    /* Lock card width so all 4 are identical */
    .work-card {
        width: 80vw;
        min-width: unset;
        scroll-snap-align: start;
        scroll-snap-stop: always;
    }

    /* Fixed 16:9 aspect ratio — identical for all 4 cards */
    .work-img {
        height: 0;
        padding-bottom: 56.25%; /* 16:9 */
        position: relative;
        border-radius: 12px;
        overflow: hidden;
        background-color: #1a1a1a;
        margin-bottom: 1.5rem;
    }

    /* Stretch all children (iframes + imgs) to fill the ratio box */
    .work-img > * {
        position: absolute;
        top: 0; left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .work-img iframe {
        /* No zoom on mobile — 16:9 iframe fits perfectly without scaling */
        transform: none;
    }
}

@media (max-width: 768px) {
    .navbar { padding: 1.5rem 5%; }
    .nav-links { display: none; }
    
    .hero {
        justify-content: center;
        padding-top: 0;
        text-align: center;
    }
    .hero-content {
        text-align: center;
        max-width: 100%;
    }
    .hero-image-container {
        width: 100vw;
        right: auto;
        left: 50%;
        transform: translate(-50%, -50%);
        justify-content: center;
        opacity: 0.4;
    }
    .hero:hover .hero-image-container {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.02);
    }
    .hero-image {
        max-height: 50vh;
    }
    .hero-title { font-size: 14vw; }
    .hero-subtitle { margin-bottom: 1rem; }
    
    .expertise { padding: 10vh 0; }
    .expertise-grid { grid-template-columns: 1fr; gap: 2.5rem; }
    .section-title { font-size: 8vw; margin-bottom: 2rem; }
    
    .work-section { padding: 10vh 0; }
    .work-card { width: 85vw; min-width: 280px; }
    /* work-img height controlled by 16:9 ratio from the 1024px block */
    
    .footer { height: auto; padding: 15vh 0; }
    .huge-text { font-size: 20vw; }
    .footer-links { flex-direction: column; gap: 1.5rem; margin-top: 2.5rem; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 16vw; }
    .ex-title { font-size: 2rem; }
    .work-info h3 { font-size: 1.5rem; }
}

/* Video Modal */
.video-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(5, 5, 5, 0.95);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s ease;
    backdrop-filter: blur(10px);
    cursor: default;
}

.video-modal.active {
    opacity: 1;
    pointer-events: auto;
}

.video-modal-close {
    position: absolute;
    top: 30px;
    right: 50px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--text);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    z-index: 10001;
    transition: color 0.2s ease;
}

.video-modal-close:hover {
    color: var(--accent);
}

.video-container {
    width: 80vw;
    height: 80vh;
    max-width: 1200px;
    display: flex;
    justify-content: center;
    align-items: center;
}

#project-video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    outline: none;
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

/* Tile video fills the work card */
.tile-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
    pointer-events: none;
}

/* PDF Container inside modal */
.pdf-container {
    width: 85vw;
    height: 85vh;
    max-width: 1200px;
    display: flex;
    justify-content: center;
    align-items: center;
}

#pdf-viewer {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 12px;
}

/* PDF tile preview */
.pdf-preview-tile {
    background-color: #111;
    overflow: hidden;
    display: flex;
    align-items: flex-start;
}

#pdf-canvas-preview {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 0;
    pointer-events: none;
}

/* PDF icon overlay on hover */
.pdf-icon::after {
    content: '📄';
    font-size: 2.5rem;
    margin: 0;
}

/* Contact Form Modal */
.contact-form-container {
    background-color: #111;
    padding: 3rem;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    text-align: center;
    border: 1px solid #333;
}

.contact-form-container h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.contact-form-container p {
    color: var(--gray);
    margin-bottom: 2rem;
    font-size: 1rem;
}

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

.contact-form-container input,
.contact-form-container textarea {
    width: 100%;
    padding: 1rem;
    background-color: #050505;
    border: 1px solid #333;
    color: var(--text);
    font-family: var(--font-body);
    font-size: 1rem;
    border-radius: 8px;
    outline: none;
    transition: border-color 0.3s ease;
}

.contact-form-container input:focus,
.contact-form-container textarea:focus {
    border-color: var(--accent);
}

.submit-btn {
    background-color: var(--accent);
    color: var(--text);
    border: none;
    padding: 1rem;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    cursor: pointer;
    border-radius: 8px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.submit-btn:hover {
    background-color: #4a12ba;
    transform: translateY(-2px);
}

/* Play Button Overlay for Work Cards */
.play-btn-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
}

.play-btn-overlay::after {
    content: '▶';
    font-size: 2rem;
    color: var(--text);
    margin-left: 5px;
}

.work-card:hover .play-btn-overlay {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
}