/* --- Base Reset & Setup --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #050505;
    color: #ffffff;
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    overflow-x: hidden;
}

h1 {
    font-size: 5rem;
    text-transform: uppercase;
    font-weight: 800;
    letter-spacing: -2px;
    line-height: 1;
}

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

.nav-logo {
    color: #fff;
    text-decoration: none;
    font-weight: 800;
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    margin-left: 2rem;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
    transition: opacity 0.3s ease;
}

    .nav-links a:hover {
        opacity: 0.6;
    }

/* --- Hero Section --- */
.hero-container {
    position: relative;
    height: 100vh;
    width: 100vw;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translateX(-50%) translateY(-50%);
    z-index: -1;
    opacity: 0.6;
    object-fit: cover;
}

.hero-content {
    text-align: center;
    z-index: 1;
    opacity: 0;
    transform: translateY(50px);
}

.brand-subtitle {
    font-size: 1.2rem;
    letter-spacing: 4px;
    color: #a8a8a8;
    margin-bottom: 1rem;
    display: block;
}

/* --- Portfolio Section --- */
.portfolio-section {
    padding: 8rem 5%;
    background-color: #050505;
    min-height: 100vh;
}

.section-title {
    font-size: 3rem;
    margin-bottom: 4rem;
    letter-spacing: -1px;
}

.work-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
}

.work-item {
    position: relative;
    height: 500px;
    border-radius: 4px;
    overflow: hidden;
    cursor: pointer;
}

    .work-item img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    }

.work-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0) 50%);
    opacity: 0.8;
    transition: opacity 0.5s ease;
}

.work-item:hover img {
    transform: scale(1.05);
}

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

.work-info {
    position: absolute;
    bottom: 30px;
    left: 30px;
    z-index: 2;
}

    .work-info h3 {
        font-size: 2rem;
        margin-bottom: 0.5rem;
    }

    .work-info p {
        color: #a8a8a8;
        text-transform: uppercase;
        letter-spacing: 2px;
        font-size: 0.8rem;
        margin: 0;
    }

/* --- Contact Section --- */
.contact-section {
    padding: 8rem 5%;
    background-color: #020202;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 80vh;
}

.contact-container {
    width: 100%;
    max-width: 800px;
}

.contact-subtitle {
    color: #a8a8a8;
    margin-top: -3rem;
    margin-bottom: 4rem;
    font-size: 1.2rem;
    letter-spacing: 1px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.form-row {
    display: flex;
    gap: 2rem;
}

    .form-row .input-group {
        flex: 1;
    }

.input-group {
    position: relative;
    width: 100%;
}

    .input-group input, .input-group select, .input-group textarea {
        width: 100%;
        background: transparent;
        border: none;
        border-bottom: 1px solid #333;
        color: #fff;
        font-size: 1.2rem;
        padding: 10px 0;
        font-family: inherit;
        transition: border-color 0.3s ease;
        border-radius: 0;
    }

    .input-group select {
        appearance: none;
        cursor: pointer;
        color: #a8a8a8;
    }

        .input-group select option {
            background-color: #050505;
            color: #fff;
        }

        .input-group input:focus, .input-group select:focus, .input-group textarea:focus {
            outline: none;
            border-bottom: 1px solid #fff;
        }

.submit-btn {
    align-self: flex-start;
    background: transparent;
    color: #fff;
    border: 1px solid #333;
    padding: 1rem 3rem;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
}

    .submit-btn:hover {
        background: #fff;
        color: #000;
        border-color: #fff;
    }

.btn-icon {
    transition: transform 0.3s ease;
}

.submit-btn:hover .btn-icon {
    transform: translateX(10px);
}

.success-alert {
    margin-top: -2rem;
    padding: 2rem;
    border: 1px solid #4CAF50;
    background: rgba(76, 175, 80, 0.1);
    color: #fff;
    font-size: 1.2rem;
    letter-spacing: 1px;
}

@media (max-width: 768px) {
    .form-row {
        flex-direction: column;
        gap: 2.5rem;
    }
}