/* ----- VARIABLES ----- */
:root {
    --black: #0a0a0a;
    --white: #ffffff;
    --gray-light: #f5f5f5;
    --gray-mid: #999999;
    --gray-dark: #333333;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ----- RESET & BASE ----- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--black);
    background-color: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 5%;
}

/* ----- BUTTONS ----- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: var(--transition);
    cursor: pointer;
    border: 1px solid var(--black);
}

.btn-solid {
    background-color: var(--black);
    color: var(--white);
}

.btn-solid:hover {
    background-color: var(--white);
    color: var(--black);
}

.btn-outline {
    background-color: transparent;
    color: var(--black);
    border: 1px solid var(--black);
}

.btn-outline:hover {
    background-color: var(--black);
    color: var(--white);
}

.btn-outline-white {
    background-color: transparent;
    color: var(--white);
    border: 1px solid var(--white);
}

.btn-outline-white:hover {
    background-color: var(--white);
    color: var(--black);
}

/* ----- HEADER ----- */
header {
    padding: 2rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    transition: var(--transition);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: 0;
    left: 0;
    background-color: var(--black);
    transition: var(--transition);
}

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

/* ----- HERO ----- */
.hero {
    padding: 12rem 0 8rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    text-align: center;
    background-color: var(--white);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero h1 {
    font-size: clamp(3.5rem, 8vw, 6rem);
    margin-bottom: 1rem;
    letter-spacing: -2px;
}

.hero h2 {
    font-family: var(--font-body);
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    font-weight: 400;
    color: var(--gray-dark);
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 4px;
}

.hero p {
    font-size: 1.1rem;
    color: var(--gray-mid);
    margin-bottom: 3.5rem;
    max-width: 550px;
}

/* ----- ABOUT & TARGET (SPLIT SECTIONS) ----- */
.split-section {
    padding: 8rem 0;
}

.bg-gray {
    background-color: var(--gray-light);
}

.split-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.split-text h2 {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    margin-bottom: 2rem;
}

.split-text p {
    font-size: 1.1rem;
    color: var(--gray-dark);
    margin-bottom: 1.5rem;
    font-weight: 300;
}

.split-image-placeholder {
    background-color: var(--gray-mid);
    width: 100%;
    aspect-ratio: 4/5;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-style: italic;
    letter-spacing: 1px;
}

.split-image-placeholder::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.1), rgba(0,0,0,0.3));
}

.placeholder-text {
    position: relative;
    z-index: 2;
    opacity: 0.8;
    font-weight: 400;
}

.img-light { background-color: var(--gray-light); color: var(--gray-dark); }
.img-dark { background-color: var(--black); }

/* Background Patterns for placeholders */
.pattern-dots {
    background-image: radial-gradient(var(--gray-mid) 1px, transparent 1px);
    background-size: 20px 20px;
}

/* ----- SERVICES ----- */
.services {
    padding: 10rem 0;
    background-color: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: 6rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--gray-mid);
    font-weight: 300;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.service-card {
    padding: 3.5rem 2.5rem;
    border: 1px solid var(--gray-light);
    text-align: center;
    transition: var(--transition);
    background-color: var(--white);
}

.service-card:hover {
    border-color: var(--black);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.03);
}

.service-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--gray-light);
    margin-bottom: 1.5rem;
    display: block;
    font-style: italic;
    transition: var(--transition);
}

.service-card:hover .service-number {
    color: var(--black);
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1.2rem;
    letter-spacing: 0.5px;
}

.service-card p {
    font-size: 0.95rem;
    color: var(--gray-mid);
    font-weight: 300;
}

/* ----- PRODUCTS ----- */
.products {
    padding: 10rem 0;
    background-color: var(--black);
    color: var(--white);
}

.products .section-header p {
    color: rgba(255,255,255,0.6);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 5rem;
}

.product-card {
    position: relative;
    background-color: #1a1a1a;
    aspect-ratio: 16/10;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(0,0,0,0.3);
    transition: var(--transition);
    z-index: 1;
}

.product-card:hover::before {
    background-color: rgba(0,0,0,0.6);
}

.product-card p.category-label {
    position: relative;
    z-index: 2;
    font-family: var(--font-heading);
    font-size: 2rem;
    letter-spacing: 1px;
    color: var(--white);
    transition: var(--transition);
}

.product-card:hover p.category-label {
    transform: scale(1.05);
}

/* Minimal lines for aesthetics */
.product-card::after {
    content: '';
    position: absolute;
    top: 20px; left: 20px; right: 20px; bottom: 20px;
    border: 1px solid rgba(255,255,255,0.1);
    z-index: 1;
    transition: var(--transition);
}

.product-card:hover::after {
    border-color: rgba(255,255,255,0.3);
    transform: scale(0.95);
}

.products-cta {
    text-align: center;
}

.value-prop {
    margin-top: 3rem;
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 1.5rem;
    color: rgba(255,255,255,0.7);
    letter-spacing: 1px;
}

.arrow-icon {
    font-style: normal;
    font-family: var(--font-body);
    font-weight: 300;
    margin: 0 0.5rem;
    opacity: 0.5;
}

/* ----- FINAL CTA ----- */
.final-cta {
    padding: 12rem 0;
    text-align: center;
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-light);
}

.final-cta h2 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* ----- FOOTER ----- */
footer {
    padding: 4rem 0;
    text-align: center;
    background-color: var(--white);
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

footer p {
    font-size: 0.85rem;
    color: var(--gray-mid);
    font-weight: 300;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* ----- RESPONSIVE DESIGN ----- */
@media (max-width: 900px) {
    .split-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    .split-grid .img-order {
        order: -1;
    }
    .products-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    header {
        padding: 1.5rem 0;
    }
    .nav-links {
        gap: 1.5rem;
    }
    .nav-links a {
        font-size: 0.75rem;
    }
    .hero {
        padding: 8rem 0 6rem;
    }
    .section-header, .products-cta {
        margin-bottom: 4rem;
    }
    .value-prop {
        font-size: 1.2rem;
    }
    .product-card {
        aspect-ratio: 4/3;
    }
}