:root {
    --accent: #3B8EA5;
    --accent-light: rgba(59, 142, 165, 0.1);
    --accent-hover: #2D7A8F;
    --background: #ffffff;
    --secondary-background: #F8FAFB;
    --card-background: #ffffff;
    --text: #1A2B3C;
    --secondary-text: #6B7C8D;
    --border: #E8EDF2;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background: var(--background);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.5px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.nav-links {
    display: none;
    gap: 32px;
}

@media (min-width: 900px) {
    .nav-links {
        display: flex;
    }
}

.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--secondary-text);
    text-decoration: none;
    transition: color 0.2s ease;
}

.nav-links a:hover {
    color: var(--accent);
}

.nav-cta {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 100px;
    background: var(--accent-light);
    transition: all 0.2s ease;
}

.nav-cta:hover {
    background: var(--accent);
    color: white;
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 80px;
    background: 
        linear-gradient(180deg, rgba(255,255,255,0.95) 0%, rgba(248,250,251,0.98) 100%),
        radial-gradient(ellipse at 70% 20%, rgba(59, 142, 165, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 30% 80%, rgba(59, 142, 165, 0.05) 0%, transparent 50%);
}

.hero-content {
    max-width: 560px;
    text-align: center;
}

.hero h1 {
    font-size: clamp(36px, 6vw, 56px);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: 24px;
    color: var(--text);
}

.hero h1 .accent {
    color: var(--accent);
}

.hero-subtitle {
    font-size: 18px;
    color: var(--secondary-text);
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    background: var(--accent);
    padding: 16px 32px;
    border-radius: 100px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(59, 142, 165, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(59, 142, 165, 0.4);
    background: var(--accent-hover);
}

.cta-button svg {
    transition: transform 0.2s ease;
}

.cta-button:hover svg {
    transform: translateX(4px);
}

.hero-visual {
    display: none;
}

@media (min-width: 900px) {
    .hero {
        flex-direction: row;
        gap: 80px;
        padding: 120px 48px;
    }

    .hero-content {
        text-align: left;
        flex: 1;
    }

    .hero-buttons {
        flex-direction: row;
        justify-content: flex-start;
    }

    .hero-visual {
        display: block;
        flex: 0 0 auto;
    }
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: #1A2B3C;
    border-radius: 40px;
    padding: 12px;
    box-shadow: 
        0 40px 80px rgba(26, 43, 60, 0.15),
        0 0 0 1px rgba(59, 142, 165, 0.1);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--background);
    border-radius: 32px;
    overflow: hidden;
    padding: 48px 16px 16px;
}

.mock-header {
    margin-bottom: 20px;
}

.mock-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.5px;
}

.mock-search {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--secondary-background);
    border-radius: 14px;
    margin-bottom: 24px;
    color: var(--secondary-text);
    font-size: 15px;
}

.mock-search-icon {
    width: 16px;
    height: 16px;
    border: 2px solid var(--secondary-text);
    border-radius: 50%;
    position: relative;
}

.mock-search-icon::after {
    content: '';
    position: absolute;
    width: 6px;
    height: 2px;
    background: var(--secondary-text);
    bottom: -4px;
    right: -4px;
    transform: rotate(45deg);
}

.mock-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.mock-card {
    background: var(--secondary-background);
    border-radius: 16px;
    padding: 20px 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.mock-card span {
    font-size: 13px;
    font-weight: 500;
    color: var(--text);
}

.mock-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
}

.mock-icon.plumber { background: #D4EEF7; }
.mock-icon.electrician { background: #FFF3E0; }
.mock-icon.landscaper { background: #E2F3E8; }
.mock-icon.hvac { background: #EDE7F6; }

.features {
    padding: 100px 24px;
    background: var(--background);
}

.features-container {
    max-width: 1100px;
    margin: 0 auto;
}

.features h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    letter-spacing: -0.5px;
    color: var(--text);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px;
    }
}

.feature-card {
    background: var(--secondary-background);
    border-radius: 20px;
    padding: 32px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(26, 43, 60, 0.08);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-light);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--accent);
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text);
}

.feature-card p {
    font-size: 15px;
    color: var(--secondary-text);
    line-height: 1.6;
}

.how-it-works {
    padding: 100px 24px;
    background: var(--secondary-background);
}

.how-it-works-container {
    max-width: 900px;
    margin: 0 auto;
}

.how-it-works h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    letter-spacing: -0.5px;
    color: var(--text);
}

.steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

@media (min-width: 768px) {
    .steps {
        grid-template-columns: repeat(3, 1fr);
        gap: 48px;
    }
}

.step {
    text-align: center;
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    margin: 0 auto 20px;
}

.step h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text);
}

.step p {
    font-size: 15px;
    color: var(--secondary-text);
    line-height: 1.6;
}

.faq {
    padding: 100px 24px;
    background: var(--background);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    letter-spacing: -0.5px;
    color: var(--text);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.faq-item {
    background: var(--secondary-background);
    border-radius: 16px;
    padding: 24px 28px;
    border: 1px solid var(--border);
}

.faq-item h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text);
}

.faq-item p {
    font-size: 15px;
    color: var(--secondary-text);
    line-height: 1.7;
}

.support {
    padding: 100px 24px;
    background: var(--secondary-background);
}

.support-container {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.support h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
    color: var(--text);
}

.support-intro {
    font-size: 17px;
    color: var(--secondary-text);
    margin-bottom: 48px;
}

.support-options {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 768px) {
    .support-options {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px;
    }
}

.support-card {
    background: var(--background);
    border-radius: 20px;
    padding: 32px;
    border: 1px solid var(--border);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.support-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(26, 43, 60, 0.08);
}

.support-icon {
    width: 64px;
    height: 64px;
    background: var(--accent-light);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--accent);
}

.support-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text);
}

.support-card p {
    font-size: 15px;
    color: var(--secondary-text);
    line-height: 1.6;
    margin-bottom: 16px;
}

.support-link {
    font-size: 15px;
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s ease;
}

.support-link:hover {
    color: var(--accent-hover);
}

.download {
    padding: 100px 24px;
    background: 
        linear-gradient(180deg, var(--secondary-background) 0%, rgba(59, 142, 165, 0.05) 100%);
}

.download-container {
    max-width: 600px;
    margin: 0 auto;
}

.download-content {
    text-align: center;
}

.download h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
    color: var(--text);
}

.download-content > p {
    font-size: 17px;
    color: var(--secondary-text);
    margin-bottom: 40px;
}

.download-note {
    margin-top: 24px;
    font-size: 14px;
    color: var(--secondary-text);
}

.app-store-badge {
    display: inline-block;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.app-store-badge:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

.app-store-badge svg {
    display: block;
}

.footer {
    padding: 48px 24px;
    background: var(--background);
    border-top: 1px solid var(--border);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
}

.footer-text {
    font-size: 14px;
    color: var(--secondary-text);
}

.footer-links {
    margin-top: 16px;
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-links a {
    font-size: 13px;
    color: var(--secondary-text);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.footer-copyright {
    margin-top: 20px;
    font-size: 12px;
    color: var(--secondary-text);
    opacity: 0.7;
}