/* QuickPaint Promotional Page Styles */

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

:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --accent-color: #ffd700;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --dark: #212529;
    --light: #f8f9fa;
    --gradient-start: #0d6efd;
    --gradient-end: #0052cc;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: bold;
}

.logo-icon {
    background: var(--primary-color);
    color: white;
    padding: 8px 12px;
    border-radius: 8px;
    font-weight: bold;
}

.logo-text {
    color: var(--dark);
}

.nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav a {
    color: var(--dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

.nav-link-primary {
    background: var(--primary-color);
    color: white !important;
    padding: 10px 20px;
    border-radius: 6px;
}

.nav-link-primary:hover {
    background: var(--gradient-end);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.highlight {
    color: var(--accent-color);
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 14px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
    cursor: pointer;
}

.btn-primary {
    background: var(--accent-color);
    color: var(--dark);
}

.btn-primary:hover {
    background: #ffed4e;
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(255, 215, 0, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
}

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

.btn-large {
    padding: 18px 40px;
    font-size: 18px;
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 50px;
    color: var(--dark);
}

/* Use Case Section */
.use-case {
    background: var(--light);
}

.use-case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.use-case-card {
    background: white;
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s;
}

.use-case-card:hover {
    transform: translateY(-5px);
}

.use-case-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.use-case-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.use-case-card p {
    color: var(--secondary-color);
    line-height: 1.8;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.feature-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    border: 2px solid #e9ecef;
    transition: all 0.3s;
}

.feature-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 30px rgba(13, 110, 253, 0.15);
}

.feature-icon {
    font-size: 40px;
    margin-bottom: 15px;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--dark);
}

.feature-card p {
    color: var(--secondary-color);
    line-height: 1.7;
}

/* Workflow Section */
.workflow {
    background: var(--light);
}

.workflow-steps {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.workflow-step {
    flex: 1;
    min-width: 200px;
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 20px;
}

.step-content h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--dark);
}

.step-content p {
    color: var(--secondary-color);
    font-size: 14px;
    line-height: 1.6;
}

.workflow-arrow {
    font-size: 32px;
    color: var(--primary-color);
    font-weight: bold;
}

/* Benefits Section */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.benefit-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: var(--light);
    border-radius: 8px;
}

.benefit-check {
    width: 40px;
    height: 40px;
    background: var(--success-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    flex-shrink: 0;
}

.benefit-text h4 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--dark);
}

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

/* Installation Section */
.install {
    background: white;
}

.install-steps {
    max-width: 800px;
    margin: 0 auto;
}

.install-step {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    align-items: flex-start;
}

.install-step-number {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: bold;
    flex-shrink: 0;
}

.install-step-content h3 {
    font-size: 24px;
    margin-bottom: 10px;
    color: var(--dark);
}

.install-step-content p {
    color: var(--secondary-color);
    margin-bottom: 15px;
}

/* Tips Section */
.tips {
    background: var(--light);
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.tip-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    border-left: 4px solid var(--accent-color);
}

.tip-icon {
    font-size: 40px;
    margin-bottom: 15px;
}

.tip-card h3 {
    font-size: 18px;
    margin-bottom: 12px;
    color: var(--dark);
}

.tip-card p {
    color: var(--secondary-color);
    font-size: 14px;
    line-height: 1.6;
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    color: white;
    text-align: center;
    padding: 80px 0;
}

.cta-content h2 {
    font-size: 40px;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
}

/* Footer */
.footer {
    background: var(--dark);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--accent-color);
}

.footer-section p {
    color: #adb5bd;
    line-height: 1.8;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section a {
    color: #adb5bd;
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    border-top: 1px solid #495057;
    padding-top: 20px;
    text-align: center;
    color: #adb5bd;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .section-title {
        font-size: 28px;
    }

    .workflow-arrow {
        transform: rotate(90deg);
    }

    .nav {
        flex-direction: column;
        gap: 10px;
    }

    .features-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 60px 0;
    }

    section {
        padding: 50px 0;
    }

    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        text-align: center;
    }
}