/* OPUXE.COM - Modern Premium Design Inspired by OpuxeAI */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Poppins:wght@600;700;800&family=Inter:wght@600;700;800&display=swap');

:root {
    --primary-blue: #2563EB;
    --accent-blue: #3B82F6;
    --deep-blue: #1E40AF;
    --light-blue: #60A5FA;
    --sky-blue: rgba(59, 130, 246, 0.05);
    --white: #FFFFFF;
    --off-white: #F8FAFC;
    --light-gray: #F1F5F9;
    --text-dark: #0F172A;
    --text-medium: #1E293B;
    --text-gray: #64748B;
    --border-light: rgba(226, 232, 240, 0.8);
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 4px 15px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 15px 40px rgba(15, 23, 42, 0.12);
    --shadow-xl: 0 20px 50px rgba(15, 23, 42, 0.15);
}

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

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.7;
    overflow-x: hidden;
    background: var(--white);
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.05);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid var(--border-light);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

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

.logo {
    font-family: 'Inter', sans-serif;
    font-size: 1.85rem;
    font-weight: 700;
    color: #9a9a9d;
    text-decoration: none;
    letter-spacing: 1.5px;
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.1rem;
}

.logo-o-svg {
    width: 1.85rem;
    height: 1.85rem;
    flex-shrink: 0;
    display: block;
}


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

.nav-links a {
    text-decoration: none;
    color: var(--text-medium);
    font-weight: 600;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0.75rem;
    border-radius: 1.5rem;
}

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

.nav-links a.active {
    color: var(--primary-blue);
    background: var(--sky-blue);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-dark);
}

/* Hero Section */
.hero {
    background:
        linear-gradient(135deg,
            rgba(37, 99, 235, 0.03) 0%,
            rgba(255, 255, 255, 1) 50%,
            rgba(59, 130, 246, 0.03) 100%
        );
    color: var(--text-dark);
    padding: 140px 2rem 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 280px;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.06) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.15;
    letter-spacing: -2px;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    line-height: 1.7;
    font-weight: 500;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    color: var(--text-gray);
}

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

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    color: var(--white);
    text-decoration: none;
    border-radius: 2rem;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    min-height: 44px;
    border: none;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cta-button.secondary {
    background: var(--white);
    color: var(--primary-blue);
    border: 1.5px solid var(--border-light);
    box-shadow: var(--shadow-sm);
}

.cta-button.secondary:hover {
    background: var(--off-white);
    border-color: var(--primary-blue);
}

/* Sections */
.section {
    padding: 40px 2rem;
}

.section.gray-bg {
    background: var(--off-white);
}

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

.section-title {
    text-align: center;
    margin-bottom: 2rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1.2;
}

.section-title p {
    font-size: 1.15rem;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
    font-weight: 500;
}

/* Solutions Grid */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.solution-card {
    background: var(--white);
    border-radius: 2rem;
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1.5px solid var(--border-light);
    position: relative;
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(37, 99, 235, 0.2);
}

.solution-card h3 {
    font-size: 1.75rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.solution-card p {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    line-height: 1.7;
    font-size: 1rem;
    font-weight: 500;
}

.solution-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 1.25rem;
    background: rgba(37, 99, 235, 0.04);
    color: #1d4ed8;
    border-radius: 50px;
    font-size: 0.8125rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(37, 99, 235, 0.1);
    letter-spacing: -0.01em;
    transition: all 0.2s ease;
    opacity: 0.85;
}

.solution-link {
    display: inline-flex;
    align-items: center;
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
    gap: 0.5rem;
    font-size: 1rem;
}

.solution-link:hover {
    gap: 0.75rem;
    color: var(--accent-blue);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    margin-top: 3rem;
    align-items: start;
}

.features-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.feature-item {
    text-align: center;
    padding: 2.5rem 2rem;
    background: var(--white);
    border-radius: 2rem;
    transition: all 0.3s ease;
    border: 1.5px solid transparent;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.feature-item:hover {
    transform: translateY(-3px);
    border-color: var(--border-light);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 80px;
    height: 80px;
    min-width: 80px;
    min-height: 80px;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 0 1.75rem 0;
    color: var(--white);
    box-shadow: var(--shadow-md);
    flex-shrink: 0;
}

.feature-icon svg {
    width: 36px;
    height: 36px;
    stroke-width: 2.5px;
}

.feature-item h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-weight: 700;
    letter-spacing: -0.3px;
}

.feature-item p {
    color: var(--text-gray);
    line-height: 1.7;
    font-size: 0.95rem;
    font-weight: 500;
}

/* Footer */
.footer {
    background: var(--white);
    color: var(--text-medium);
    padding: 60px 2rem 30px;
    position: relative;
    border-top: 1.5px solid var(--border-light);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--text-dark);
}

.footer-section p,
.footer-section a {
    color: var(--text-gray);
    text-decoration: none;
    display: block;
    margin-bottom: 0.75rem;
    line-height: 1.7;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    font-weight: 500;
}

.footer-section a:hover {
    color: var(--primary-blue);
    transform: translateX(3px);
}

.footer-bottom {
    border-top: 1.5px solid var(--border-light);
    padding-top: 2rem;
    text-align: center;
    color: var(--text-gray);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Contact Form */
.contact-form {
    max-width: 700px;
    margin: 0 auto;
    background: var(--white);
    padding: 3rem;
    border-radius: 2rem;
    box-shadow: var(--shadow-lg);
    border: 1.5px solid var(--border-light);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 700;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1.5px solid var(--border-light);
    border-radius: 1rem;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
    background: var(--off-white);
    font-weight: 500;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    background: var(--white);
    box-shadow: 0 0 0 4px var(--sky-blue);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.submit-button {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    color: var(--white);
    border: none;
    border-radius: 2rem;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    min-height: 44px;
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.submit-button:active {
    transform: translateY(0);
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.contact-info-item {
    text-align: center;
    padding: 2rem;
    background: var(--white);
    border-radius: 2rem;
    box-shadow: var(--shadow-md);
    border: 1.5px solid var(--border-light);
    transition: all 0.3s ease;
}

.contact-info-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(37, 99, 235, 0.2);
}

.contact-info-item h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-weight: 700;
    font-size: 1.1rem;
}

.contact-info-item p {
    color: var(--text-gray);
    line-height: 1.7;
    font-weight: 500;
}

/* Responsive */
@media (max-width: 1024px) {
    .solutions-grid {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 3.2rem;
    }

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

@media (max-width: 768px) {
    .logo {
        font-size: 1.5rem;
        letter-spacing: 1px;
    }

    .logo-o-svg {
        width: 1.5rem;
        height: 1.5rem;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        width: 100%;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: left 0.3s ease;
        align-items: flex-start;
        gap: 0.5rem;
        z-index: 999;
    }

    .nav-links.active {
        left: 0;
    }

    .nav-links a {
        width: 100%;
        padding: 0.75rem 1rem;
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    .mobile-menu-btn {
        display: block;
        min-height: 44px;
        min-width: 44px;
    }

    .hero {
        padding: 100px 1.5rem 60px;
        min-height: 250px;
    }

    .hero h1 {
        font-size: 2.2rem;
        letter-spacing: -1px;
    }

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

    .hero-cta {
        flex-direction: column;
        gap: 1rem;
    }

    .cta-button {
        width: 100%;
        max-width: 300px;
        padding: 1rem 2rem;
        font-size: 1rem;
    }

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

    .section-title p {
        font-size: 1rem;
    }

    .section {
        padding: 40px 1.5rem;
    }

    .solutions-grid,
    .features-grid,
    .features-grid-4 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .solution-card {
        padding: 2rem 1.5rem;
        border-radius: 1.5rem;
    }

    .contact-form {
        padding: 2rem 1.5rem;
        border-radius: 1.5rem;
    }

    .contact-info {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .nav-container {
        padding: 1rem 1.5rem;
    }

    .footer {
        padding: 40px 1.5rem 30px;
    }

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

    .solution-badge {
        font-size: 0.75rem;
        padding: 0.4rem 1rem;
    }

    .feature-icon {
        width: 50px;
        height: 50px;
    }

    .feature-icon svg {
        width: 28px;
        height: 28px;
    }

    .feature-item h3 {
        font-size: 1.1rem;
    }

    .feature-item p {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.35rem;
        letter-spacing: 0.8px;
    }

    .logo-o-svg {
        width: 1.35rem;
        height: 1.35rem;
    }

    .hero {
        padding: 90px 1rem 50px;
        min-height: 220px;
    }

    .hero h1 {
        font-size: 1.9rem;
    }

    .hero p {
        font-size: 0.95rem;
    }

    .section {
        padding: 35px 1rem;
    }

    .section-title h2 {
        font-size: 1.6rem;
    }

    .section-title p {
        font-size: 0.95rem;
    }

    .solution-card,
    .contact-form {
        padding: 1.5rem 1rem;
    }

    .nav-container {
        padding: 1rem;
    }

    .cta-button {
        padding: 0.9rem 1.8rem;
        font-size: 0.95rem;
    }

    .footer {
        padding: 35px 1rem 25px;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Scroll Behavior */
html {
    scroll-behavior: smooth;
}

/* Selection */
::selection {
    background: var(--primary-blue);
    color: var(--white);
}