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

:root {
    color-scheme: light dark;

    --primary-orange: #C2410C;
    --accent-hover: #9A3412;
    --light-grey: #F1EDE7;
    --dark-grey: #374151;
    --white: #FAF8F5;
    --text-dark: #0F172A;
    --text-light: #5F6874;
    --border-light: #E7E1D8;
}

@media (prefers-color-scheme: dark) {
    :root {
        --primary-orange: #FB923C;
        --accent-hover: #FDBA74;
        --light-grey: #12161C;
        --dark-grey: #0D1116;
        --white: #1B2129;
        --text-dark: #E8EAED;
        --text-light: #A8B0BB;
        --border-light: #333B47;
    }
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    font-size: 16px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main { flex: 1; }

.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
header {
    background: var(--white);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 24px;
    max-width: 1080px;
    margin: 0 auto;
}

.logo a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-dark);
    font-size: 1.25rem;
    font-weight: 700;
    text-decoration: none;
}

.logo img {
    display: block;
    width: 28px;
    height: 28px;
    border-radius: 6px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-orange);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

.btn.primary {
    background-color: var(--primary-orange);
    color: var(--white);
}

.btn.primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
}

.btn.secondary {
    background-color: transparent;
    color: var(--text-light);
    border: 2px solid var(--border-light);
}

.btn.secondary:hover {
    border-color: var(--primary-orange);
    color: var(--primary-orange);
}

/* Hero */
.hero {
    padding: 110px 0 100px;
    background: linear-gradient(135deg, var(--light-grey) 0%, var(--white) 100%);
}

.hero h1 {
    font-size: 3rem;
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -0.02em;
    max-width: 800px;
    margin-bottom: 1.5rem;
}

.hero-lead {
    font-size: 1.1875rem;
    color: var(--text-light);
    max-width: 660px;
    margin-bottom: 2.25rem;
}

/* About */
.about {
    padding: 90px 0;
}

.about h2,
.work h2 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 1.25rem;
}

.about p {
    font-size: 1.0625rem;
    color: var(--text-light);
    max-width: 720px;
    margin-bottom: 1rem;
}

/* What we do */
.work {
    padding: 90px 0;
    background-color: var(--light-grey);
}

.section-subtitle {
    font-size: 1.0625rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
}

.work-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.work-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 32px;
}

.work-num {
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--primary-orange);
    margin-bottom: 0.75rem;
}

.work-card h3 {
    font-size: 1.1875rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.work-card p {
    color: var(--text-light);
}

/* CTA */
.cta {
    padding: 90px 0;
    text-align: center;
}

.cta h2 {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    max-width: 640px;
    margin: 0 auto 1rem;
}

.cta p {
    color: var(--text-light);
    margin-bottom: 2rem;
}

/* Page header (blog, contact) */
.page-header {
    text-align: center;
    padding: 70px 0 50px;
}

.page-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 0.75rem;
}

.page-header p {
    font-size: 1.0625rem;
    color: var(--text-light);
    max-width: 620px;
    margin: 0 auto;
}

/* Contact */
.contact-block {
    text-align: center;
    padding: 20px 0 100px;
}

.contact-email {
    display: inline-block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-orange);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: border-color 0.2s ease;
}

.contact-email:hover {
    border-bottom-color: var(--primary-orange);
}

.contact-note {
    color: var(--text-light);
    max-width: 560px;
    margin: 1.5rem auto 0;
}

/* Blog empty */
.blog-empty {
    text-align: center;
    padding: 20px 0 100px;
}

.blog-empty p {
    font-size: 1.0625rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

/* Footer */
footer {
    background-color: var(--dark-grey);
    color: var(--white);
    text-align: center;
    padding: 36px 0;
}

footer p { color: #E2E5EA; }

footer a {
    color: #E2E5EA;
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

footer a:hover { color: var(--white); }

/* Responsive */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 0.875rem;
        text-align: center;
    }

    .nav-links { gap: 1.25rem; }

    .hero {
        padding: 70px 0 60px;
    }

    .hero h1 { font-size: 2.125rem; }

    .hero-lead { font-size: 1.0625rem; }

    .about,
    .work,
    .cta { padding: 60px 0; }

    .work-grid { grid-template-columns: 1fr; }

    .work-card { padding: 26px; }

    .page-header h2 { font-size: 2rem; }

    .contact-email { font-size: 1.25rem; }
}