:root {
    --steel-gray: #8E8E93;
    --deep-black: #000000;
    --pure-white: #FFFFFF;
    --transition-slow: 1s cubic-bezier(0.2, 0.8, 0.2, 1);
}

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

html {
    scroll-behavior: initial;
}

body {
    background-color: var(--deep-black);
    color: var(--pure-white);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

.section {
    padding: 120px 0;
    position: relative;
    overflow: hidden;
}

.no-padding {
    padding: 0;
}

.full-screen {
    height: 100vh;
    width: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-slow);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

#hero .background-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1477959858617-67f85cf4f1df?auto=format&fit=crop&q=80&w=1920');
    background-size: cover;
    background-position: center;
    transform: scale(1.1);
    transition: transform 10s ease-out;
}

#hero.visible .background-image {
    transform: scale(1);
}

#hero .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0.8) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 0 20px;
}

.hero-content h1 {
    font-size: clamp(2rem, 5vw, 4.5rem);
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero-content p {
    font-size: clamp(1rem, 2vw, 1.5rem);
    margin-bottom: 48px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-block;
    padding: 18px 40px;
    border: 1px solid var(--pure-white);
    color: var(--pure-white);
    text-decoration: none;
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    transition: all 0.4s ease;
    animation: pulse 2s infinite;
}

.cta-button:hover {
    background-color: var(--pure-white);
    color: var(--deep-black);
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(255, 255, 255, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
    }
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.solution-card {
    background: #0A0A0A;
    border: 1px solid #1A1A1A;
    padding: 40px;
    transition: all 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    height: 100%;
}

.solution-card:hover {
    border-color: var(--steel-gray);
    transform: translateY(-10px);
}

.solution-card .icon-box {
    margin-bottom: 30px;
}

.solution-card .card-image {
    width: 100%;
    height: 200px;
    background-size: cover;
    background-position: center;
    margin-bottom: 30px;
    filter: grayscale(100%) brightness(0.7);
    transition: filter 0.6s ease;
}

.solution-card:hover .card-image {
    filter: grayscale(0%) brightness(1);
}

.solution-card h3 {
    font-size: 1.25rem;
    margin-bottom: 15px;
    color: var(--pure-white);
}

.solution-card p {
    font-size: 0.9375rem;
    line-height: 1.5;
}

.split {
    display: flex;
    align-items: center;
    gap: 80px;
}

.gear-text {
    flex: 1;
}

.gear-text h2 {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.gear-image {
    flex: 1;
}

.gear-image img {
    width: 100%;
    filter: brightness(0.8) contrast(1.1);
}

.gallery-wrapper {
    width: 100%;
    overflow: hidden;
    padding: 100px 0;
}

.gallery-scroll {
    display: flex;
    gap: 30px;
    width: max-content;
    animation: scroll 40s linear infinite;
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(-400px * 5 - 30px * 5)); }
}

.gallery-item {
    width: 400px;
    height: 300px;
    background-size: cover;
    background-position: center;
    filter: grayscale(100%);
    transition: filter 0.8s ease;
}

.gallery-item:hover {
    filter: grayscale(0%);
}

.contact-form {
    max-width: 600px;
    margin-top: 60px;
}

.form-group {
    margin-bottom: 40px;
}

.form-group input, 
.form-group textarea {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid #333;
    padding: 15px 0;
    color: var(--pure-white);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.4s ease;
}

.form-group input:focus, 
.form-group textarea:focus {
    outline: none;
    border-bottom-color: var(--steel-gray);
}

.submit-btn {
    background: transparent;
    border: 1px solid var(--steel-gray);
    color: var(--pure-white);
    padding: 15px 50px;
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all 0.4s ease;
}

.submit-btn:hover {
    background: var(--pure-white);
    color: var(--deep-black);
    border-color: var(--pure-white);
}

footer {
    padding: 60px 0;
    border-top: 1px solid #111;
}

footer p {
    font-size: 0.8125rem;
    letter-spacing: 0.05em;
}

@media (max-width: 968px) {
    .solutions-grid { grid-template-columns: 1fr; }
    .split { flex-direction: column; gap: 40px; }
    .section { padding: 80px 0; }
}

.dark {
    background-color: #050505;
}

h1, h2, h3 {
    font-weight: 700;
    letter-spacing: -0.02em;
    text-transform: uppercase;
}

p {
    color: var(--steel-gray);
    font-weight: 300;
}