/* Digital Perpetual Website Styles */

/* Skip to Content (Accessibility) */
.skip-to-content {
    position: absolute;
    top: -100%;
    left: 0;
    background: var(--primary-blue);
    color: white;
    padding: 0.75rem 1.5rem;
    z-index: 10000;
    font-weight: 600;
    text-decoration: none;
    transition: top 0.2s;
}
.skip-to-content:focus {
    top: 0;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* Brand Colors - Based on the blue logo */
:root {
    --primary-blue: #2E7CE4;
    --secondary-blue: #1E5BB8;
    --light-blue: #E8F2FF;
    --dark-blue: #1A4A8C;
    --accent-color: #FF6B35;
    --text-dark: #2C3E50;
    --text-light: #6C7B7F;
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --success-green: #28A745;
    --warning-orange: #FFA726;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.5rem; }

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    display: inline-block;
    background: var(--primary-blue);
    color: var(--white);
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--secondary-blue);
    transform: translateY(-2px);
}

.btn-secondary {
    display: inline-block;
    background: var(--white);
    color: var(--primary-blue);
    padding: 0.8rem 1.5rem;
    border: 2px solid var(--primary-blue);
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
}

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

.btn-accent:hover {
    background: #E55A30;
}

/* Header Styles */
header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-blue);
    text-decoration: none;
}

.logo-img {
    width: 40px;
    height: 40px;
    margin-right: 10px;
    border-radius: 5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

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

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

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--primary-blue);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.cta-button {
    background: var(--primary-blue);
    color: var(--white);
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background: var(--secondary-blue);
    transform: translateY(-2px);
}

.mobile-cta {
    display: none;
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-blue);
    cursor: pointer;
}

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

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(26, 74, 140, 0.75) 0%, rgba(46, 124, 228, 0.65) 100%),
                url('hero-bg.jpg') center/cover no-repeat;
    padding: 120px 2rem 80px;
    text-align: center;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    color: var(--white);
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.hero .tagline {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 2rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-cta .btn-secondary {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

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

/* Card Styles */
.card {
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

.card-body {
    padding: 2rem;
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: block;
}

.card-title {
    font-size: 1.3rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.card-text {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

/* Grid Layouts */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

/* Problem Section */
.problem-section {
    padding: 80px 2rem;
    background: var(--white);
}

.problem-copy {
    max-width: 750px;
    margin: 0 auto;
    text-align: center;
}

.problem-copy h2 {
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.problem-copy p {
    font-size: 1.15rem;
    line-height: 1.9;
    color: var(--text-light);
    margin-bottom: 1.25rem;
}

.problem-copy .problem-highlight {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-blue);
    margin-top: 1.5rem;
}

/* Solutions Section */
.solutions-section {
    padding: 80px 2rem;
    background: var(--light-blue);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.solution-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.solution-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.solution-card i {
    font-size: 3rem;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.solution-features {
    list-style: none;
    margin: 1.5rem 0;
}

.solution-features li {
    color: var(--text-light);
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.solution-features li:before {
    content: "✓";
    color: var(--success-green);
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* About Section */
.about-section {
    padding: 80px 2rem;
    background: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.about-text h2 {
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    line-height: 1.8;
}

.approach-steps {
    list-style: none;
    margin-top: 1.5rem;
}

.approach-steps li {
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-light);
    font-size: 1.05rem;
    border-bottom: 1px solid var(--light-gray);
}

.approach-steps li:last-child {
    border-bottom: none;
}

.approach-steps li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--primary-blue);
    border-radius: 50%;
}

.approach-steps li strong {
    color: var(--text-dark);
}

.about-visual {
    position: sticky;
    top: 100px;
}

/* Industries Section */
.industries-section {
    padding: 80px 2rem;
    background: var(--light-gray);
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.industry-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    min-height: 200px;
}

.industry-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
}

.industry-card h3 {
    color: var(--primary-blue);
    margin-bottom: 0.75rem;
}

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

.industries-cta {
    text-align: center;
    margin-top: 2.5rem;
}

.industries-cta p {
    font-size: 1.15rem;
    color: var(--text-light);
}

.industries-cta a {
    color: var(--primary-blue);
    font-weight: 600;
    text-decoration: none;
}

.industries-cta a:hover {
    text-decoration: underline;
}

/* Contact Section */
.contact-section {
    padding: 80px 2rem;
    background: var(--primary-blue);
}

/* Stats Section */
.stats-section {
    padding: 80px 2rem;
    background: var(--primary-blue);
    color: var(--white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-item h3 {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
    color: var(--white);
}

.stat-item p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--light-gray);
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.contact-form {
    max-width: 800px;
    margin: 2rem auto 0;
    background: var(--white);
    padding: 3rem;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* Footer */
footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 1.5rem 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--primary-blue);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    color: var(--white);
    font-size: 1.5rem;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--primary-blue);
}

.footer-bottom {
    text-align: center;
    color: #ccc;
    max-width: 1200px;
    margin: 0 auto;
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 1.5rem;
    }

    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }

    .cta-button {
        padding: 0.4rem 0.75rem;
        font-size: 0.75rem;
    }

    .nav-links {
        gap: 1rem;
    }

    .nav-links a {
        font-size: 0.9rem;
    }

    .logo {
        font-size: 1.2rem;
        white-space: nowrap;
    }
}

@media (max-width: 960px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 1rem 2rem;
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu {
        display: block;
    }

    .cta-button {
        display: none;
    }

    .mobile-cta {
        display: list-item;
        margin-top: 0.5rem;
    }

    .mobile-cta .cta-button {
        display: inline-block;
        text-align: center;
        width: 100%;
    }

    .hero {
        padding: 100px 1rem 60px;
        min-height: 100vh;
    }

    .hero h1 {
        font-size: 2rem;
    }

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

    .section {
        padding: 60px 0;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    nav {
        padding: 1rem;
    }

    .solutions-section,
    .problem-section,
    .stats-section,
    .about-section,
    .industries-section,
    .contact-section {
        padding: 60px 1rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .about-visual {
        position: static;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .stat-item h3 {
        font-size: 2rem;
    }

    .solution-card,
    .problem-card {
        padding: 1.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .hero .tagline {
        font-size: 1rem;
    }

    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }

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

    .contact-form {
        max-width: 100%;
        margin: 1.5rem 0 0;
        padding: 2rem 1.5rem;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Focus styles for accessibility */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --text-light: #000;
        --light-gray: #f0f0f0;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}