@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@300;400;500;600;700;900&family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

:root {
    --color-primary: #18181b;
    --color-on-primary: #ffffff;
    --color-secondary: #3f3f46;
    --color-accent: #2563eb;
    --color-background: #fafafa;
    --color-foreground: #09090b;
    --color-muted: #e8ecf0;
    --color-border: #e4e4e7;
    
    --font-heading: 'Archivo', sans-serif;
    --font-body: 'Space Grotesk', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--color-background);
}

body {
    background-color: var(--color-background);
    color: var(--color-foreground);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Typography Hierarchy */
h1, h2, h3, h4, .logo {
    font-family: var(--font-heading);
    color: var(--color-foreground);
    line-height: 1.1;
    letter-spacing: -0.03em;
}

h1 {
    font-size: clamp(2.5rem, 6.5vw, 5.5rem);
    font-weight: 900;
}

h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 700;
}

h3 {
    font-size: 1.75rem;
    font-weight: 600;
}

h4 {
    font-size: 1.25rem;
    font-weight: 600;
}

p {
    color: var(--color-secondary);
    font-size: 1.1rem;
    font-weight: 400;
}

/* Category & Section Labels */
.category-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: 16px;
}

.section-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    margin-bottom: 24px;
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-nav {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    border-radius: 4px;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    border: 1px solid var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background-color: #ffffff;
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.btn-nav {
    padding: 10px 20px;
    font-size: 0.9rem;
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    border: 1px solid var(--color-primary);
}

.btn-nav:hover {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    background-color: transparent;
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
    padding: 28px 0;
}

header.scrolled {
    background-color: rgba(250, 250, 250, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    padding: 18px 0;
}

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

.logo {
    font-size: 1.4rem;
    font-weight: 900;
    text-decoration: none;
    color: var(--color-foreground);
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: -0.04em;
}

.logo-dot {
    width: 8px;
    height: 8px;
    background-color: var(--color-accent);
    border-radius: 50%;
}

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

nav a {
    color: var(--color-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

nav a:not(.btn-nav):hover {
    color: var(--color-foreground);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    padding: 180px 0 100px;
    display: flex;
    align-items: center;
    background-color: #ffffff;
    border-bottom: 1px solid var(--color-border);
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
    align-items: center;
}

.hero-text-wrap h1 {
    margin-bottom: 24px;
    line-height: 1.05;
}

.hero-subline {
    font-size: 1.25rem;
    color: var(--color-secondary);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

.hero-image-wrap {
    display: flex;
    justify-content: flex-end;
}

.mockup-frame {
    background-color: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.06);
    width: 100%;
}

.mockup-bar {
    height: 38px;
    background-color: #f4f4f5;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 6px;
}

.mockup-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #e4e4e7;
}

.mockup-frame img {
    width: 100%;
    display: block;
    height: auto;
}

/* Selected Work Section */
.work-section {
    padding: 140px 0;
    border-bottom: 1px solid var(--color-border);
}

.section-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 72px;
    align-items: flex-end;
}

.section-intro p {
    font-size: 1.2rem;
    max-width: 500px;
}

.work-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.work-card {
    display: flex;
    flex-direction: column;
    gap: 20px;
    cursor: pointer;
}

.work-img-holder {
    background-color: #f4f4f5;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    aspect-ratio: 4/3;
}

.work-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
}

.work-tag {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 6px 12px;
    background-color: #ffffff;
    border: 1px solid var(--color-border);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 4px;
    z-index: 10;
}

.work-card:hover .work-img-holder {
    transform: translateY(-8px);
}

.work-info h4 {
    font-size: 1.4rem;
}

.work-info p {
    font-size: 0.95rem;
    color: var(--color-secondary);
}

/* Capabilities (Services) Grid */
.services-section {
    padding: 140px 0;
    border-bottom: 1px solid var(--color-border);
    background-color: #ffffff;
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--color-border);
    border-left: 1px solid var(--color-border);
    margin-top: 48px;
}

.capability-box {
    padding: 56px 40px;
    border-right: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    background-color: #ffffff;
    transition: background-color 0.3s ease;
}

.capability-box:hover {
    background-color: #fafafa;
}

.cap-icon {
    width: 44px;
    height: 44px;
    color: var(--color-accent);
    margin-bottom: 32px;
}

.cap-icon svg {
    width: 100%;
    height: 100%;
}

.capability-box h3 {
    margin-bottom: 16px;
    font-size: 1.5rem;
}

/* Approach / Why Us */
.why-section {
    padding: 140px 0;
    border-bottom: 1px solid var(--color-border);
}

.why-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
}

.approach-steps {
    margin-top: 56px;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.step-item {
    display: grid;
    grid-template-columns: 60px 1fr;
    gap: 24px;
}

.step-num {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-accent);
    opacity: 0.3;
    line-height: 1;
}

.step-item strong {
    display: block;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-foreground);
    font-family: var(--font-heading);
}

.step-item p {
    font-size: 1rem;
}

.why-stats {
    display: flex;
    flex-direction: column;
    gap: 32px;
    justify-content: center;
}

.why-stats .stat-card {
    background-color: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 48px;
}

.why-stats .stat-num {
    display: block;
    font-size: 4rem;
    font-weight: 900;
    font-family: var(--font-heading);
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: 16px;
}

.why-stats p {
    font-size: 1rem;
    line-height: 1.5;
}

/* Contact Section */
.contact-section {
    padding: 140px 0;
}

.contact-card {
    background-color: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 72px 80px;
    max-width: 900px;
    margin: 0 auto;
}

.contact-header {
    text-align: center;
    margin-bottom: 56px;
}

.contact-header h2 {
    margin-bottom: 16px;
}

.contact-header p {
    max-width: 500px;
    margin: 0 auto;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-secondary);
}

input, textarea {
    width: 100%;
    padding: 16px 20px;
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-foreground);
    outline: none;
    transition: all 0.2s ease;
}

input:focus, textarea:focus {
    background-color: #ffffff;
    border-color: var(--color-foreground);
    box-shadow: 0 0 0 4px rgba(9, 9, 11, 0.04);
}

.contact-form .btn-primary {
    align-self: center;
    padding: 18px 48px;
    font-weight: 600;
}

/* Footer */
footer {
    background-color: #ffffff;
    border-top: 1px solid var(--color-border);
    padding: 80px 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.footer-left p {
    margin-top: 16px;
    font-size: 0.95rem;
}

.footer-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 24px;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: var(--color-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.15s ease;
}

.footer-links a:hover {
    color: var(--color-foreground);
}

.copyright {
    font-size: 0.9rem;
    color: var(--color-secondary);
}

/* Scroll animation reveal class */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: all 0.75s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Responsive Styles */
@media (max-width: 1024px) {
    .capabilities-grid {
        grid-template-columns: 1fr;
        border-right: 1px solid var(--color-border);
    }
    .capability-box {
        padding: 48px 32px;
    }
    .hero-content, .why-grid {
        grid-template-columns: 1fr;
        gap: 56px;
    }
    .hero-image-wrap {
        justify-content: center;
    }
    .hero-text-wrap {
        text-align: center;
    }
    .hero-subline {
        margin-left: auto;
        margin-right: auto;
    }
    .hero-actions {
        justify-content: center;
    }
    .section-intro {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .work-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 24px;
    }
    header {
        padding: 20px 0;
    }
    header.scrolled {
        padding: 14px 0;
    }
    nav {
        display: none; /* Mobile nav trigger could be added, but standard minimalist hides links for desktop-first scale simplicity */
    }
    .contact-card {
        padding: 48px 24px;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
    .why-stats {
        gap: 20px;
    }
    .footer-content {
        flex-direction: column;
        gap: 40px;
        align-items: center;
        text-align: center;
    }
    .footer-right {
        align-items: center;
    }
    .footer-links {
        justify-content: center;
        flex-wrap: wrap;
    }
}