/* Base Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-lg);
    font-weight: var(--font-bold);
    font-size: var(--text-base);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    text-decoration: none;
    gap: 0.5rem;
    white-space: nowrap;
}

@media (max-width: 640px) {
    .btn {
        width: 100%;
        padding: 0.875rem 1.5rem;
    }
}

.btn-primary {
    background: var(--nexio-primary);
    color: #ffffff;
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    background: var(--nexio-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(99, 102, 241, 0.4);
}

.btn-primary:active {
    transform: scale(0.98);
}

.btn-outline {
    background: transparent;
    color: var(--nexio-primary);
    border: 2px solid var(--nexio-primary);
}

.btn-outline:hover {
    background: var(--nexio-primary);
    color: #ffffff;
    transform: translateY(-2px);
}

.btn-emerald {
    background: var(--nexio-emerald);
    color: #ffffff;
    box-shadow: var(--shadow-emerald);
}

.btn-emerald:hover {
    background: var(--nexio-emerald-dark);
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(16, 185, 129, 0.3);
}

.btn-white-outline {
    background: transparent;
    color: #ffffff;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-white-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #ffffff;
    transform: translateY(-2px);
}

/* Base Card Styles */
.card {
    background: #ffffff;
    border-radius: var(--radius-2xl);
    padding: var(--spacing-8);
    border: 1px solid var(--nexio-slate-200);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

/* Form Styles */
.form-group {
    margin-bottom: var(--spacing-6);
}

.label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--nexio-slate-700);
    margin-bottom: var(--spacing-2);
}

.input,
.select,
.textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--nexio-slate-300);
    font-size: var(--text-base);
    font-family: 'Inter', sans-serif;
    color: var(--nexio-slate-900);
    background: #ffffff;
    transition: all 0.2s ease;
}

.input:focus,
.select:focus,
.textarea:focus {
    outline: none;
    border-color: var(--nexio-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Header & Footer Components */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4rem;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    z-index: 1000;
    transition: box-shadow 0.3s ease;
}

.header.scrolled {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-weight: var(--font-black);
    font-size: var(--text-2xl);
    color: var(--nexio-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--nexio-slate-700);
    font-weight: var(--font-medium);
    transition: color 0.3s ease;
}

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

/* Badge Styles */
.badge {
    display: inline-flex;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Mobile Toggle Style */
.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
        order: -1;
    }

    .logo-text {
        display: none;
    }
}

.mobile-toggle span {
    display: block;
    width: 28px;
    height: 3px;
    background: var(--nexio-slate-900);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.mobile-toggle.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Navigation Component */
.nav-menu {
    display: flex;
    gap: var(--spacing-8);
    list-style: none;
}

@media (max-width: 1024px) {
    .nav-menu {
        gap: var(--spacing-4);
    }
}

/* Mobile Nav Menu Overlay */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 4rem;
        left: 0;
        width: 100%;
        height: calc(100vh - 4rem);
        background: #ffffff;
        flex-direction: column;
        align-items: center;
        padding: var(--spacing-12) 0;
        transform: translateY(-120%);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 999;
        display: flex !important;
        list-style: none;
    }

    .nav-menu.active {
        transform: translateY(0);
    }

    .nav-menu li {
        width: 100%;
        text-align: center;
    }

    .nav-menu .nav-link {
        display: block;
        padding: var(--spacing-4);
        font-size: var(--text-2xl);
        font-weight: var(--font-bold);
    }
}

/* Product Card Styles */
.product-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-icon {
    width: 4rem;
    height: 4rem;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: var(--spacing-6);
    color: #ffffff;
}

.product-tagline {
    font-weight: var(--font-semibold);
    color: var(--nexio-primary);
    font-size: var(--text-sm);
    margin-bottom: var(--spacing-2);
}

.link-arrow {
    margin-top: auto;
    color: var(--nexio-primary);
    text-decoration: none;
    font-weight: var(--font-bold);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap 0.3s ease;
}

.link-arrow:hover {
    gap: 0.75rem;
}

/* Timeline Styles */
.timeline {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin-top: var(--spacing-12);
}

.timeline::after {
    content: '';
    position: absolute;
    top: 2rem;
    left: 0;
    width: 100%;
    height: 3px;
    border-top: 3px dashed var(--nexio-slate-300);
    z-index: 0;
}

.timeline-item {
    position: relative;
    z-index: 1;
    text-align: center;
    flex: 1;
    padding: 0 var(--spacing-4);
}

.timeline-icon {
    width: 4rem;
    height: 4rem;
    background: var(--gradient-card);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-4);
    color: #ffffff;
    font-size: 1.5rem;
    box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
    .timeline {
        flex-direction: column;
        gap: var(--spacing-8);
        align-items: flex-start;
        padding-left: var(--spacing-8);
        margin-top: var(--spacing-8);
    }

    .timeline::after {
        top: 0;
        left: 2rem;
        width: 3px;
        height: 100%;
        border-top: none;
        border-left: 3px dashed var(--nexio-slate-300);
    }

    .timeline-item {
        text-align: left;
        display: flex;
        gap: var(--spacing-6);
        align-items: flex-start;
        width: 100%;
        padding: 0;
    }

    .timeline-icon {
        margin: 0;
        flex-shrink: 0;
    }
}

/* Tech Grid Styles */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-4);
}

@media (max-width: 1024px) {
    .tech-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 640px) {
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.tech-item {
    background: var(--nexio-slate-100);
    padding: var(--spacing-6);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
    transition: all 0.3s ease;
    filter: grayscale(1);
    opacity: 0.6;
}

.tech-item:hover {
    filter: grayscale(0);
    opacity: 1;
    background: #ffffff;
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

/* Contact Section Styles */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
}

@media (max-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-12);
    }
}

.contact-info-item {
    display: flex;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-8);
}

.contact-icon {
    font-size: 1.5rem;
}