/* ============================================
   AIKYO.AI - COMPONENT STYLES
   Enterprise-Grade UI Components
   ============================================ */

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 0.5rem 2rem;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: background var(--transition), border-color var(--transition);
}

.nav.scrolled {
    background: var(--nav-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
}

.nav.menu-open {
    z-index: 1002;
}

.nav-container {
    max-width: var(--container-xl);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo - Clean & Professional */
.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

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

.logo-icon {
    width: 32px;
    height: 32px;
    background: var(--gray-900);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-bold);
    color: white;
    font-size: 0.75rem;
    letter-spacing: -0.5px;
}

/* Navigation Links - Simple & Clean */
.nav-pills {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-pills a {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition);
}

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

.nav-pills a.active {
    color: var(--text-primary);
    background: var(--gray-100);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    position: relative;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle span:nth-child(1) {
    margin-bottom: 6px;
}

.mobile-menu-toggle span:nth-child(2) {
    margin-bottom: 6px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* Mobile Menu Overlay */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    z-index: 1000;
    padding: 5rem 1.5rem 2rem;
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.mobile-menu-links a {
    display: block;
    padding: 1rem 0;
    font-size: var(--text-lg);
    font-weight: var(--font-medium);
    color: var(--text-primary);
    text-decoration: none;
    border-bottom: 1px solid var(--border-color);
    transition: color var(--transition);
}

.mobile-menu-links a:hover,
.mobile-menu-links a.active {
    color: var(--text-primary);
}

.mobile-menu-cta {
    display: block;
    margin-top: 1.5rem;
    padding: 1rem 1.5rem;
    background: var(--gray-900);
    color: white;
    text-align: center;
    text-decoration: none;
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-md);
    transition: background var(--transition);
}

.mobile-menu-cta:hover {
    background: var(--gray-800);
    color: white;
}

.mobile-menu-cta .btn-primary {
    width: 100%;
    justify-content: center;
}

/* Hide theme toggle for light-only theme */
.theme-toggle {
    display: none;
}

/* ============================================
   BUTTONS - Professional & Subtle
   ============================================ */

/* Button: CTA (Header) */
.btn-cta {
    padding: 0.5rem 1rem;
    background: var(--gray-900);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    cursor: pointer;
    transition: background var(--transition);
}

.btn-cta:hover {
    background: var(--gray-800);
}

/* Button: Primary */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    background: var(--gray-900);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    cursor: pointer;
    transition: background var(--transition);
}

.btn-primary:hover {
    background: var(--gray-800);
}

.btn-primary svg {
    width: 18px;
    height: 18px;
    transition: transform var(--transition);
}

.btn-primary:hover svg {
    transform: translateX(2px);
}

/* Button: Secondary */
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    cursor: pointer;
    transition: border-color var(--transition), background var(--transition);
}

.btn-secondary:hover {
    border-color: var(--gray-300);
    background: var(--gray-50);
}

/* Button: Feature */
.btn-feature-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    background: var(--gray-900);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    cursor: pointer;
    transition: background var(--transition);
}

.btn-feature-primary:hover {
    background: var(--gray-800);
}

.btn-feature-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    cursor: pointer;
    transition: border-color var(--transition), background var(--transition);
}

.btn-feature-outline:hover {
    background: var(--gray-50);
    border-color: var(--gray-300);
}

/* ============================================
   CARDS - Clean & Minimal
   ============================================ */

/* Service Card - New Style */
.service-card-new {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: border-color var(--transition);
}

.service-card-new:hover {
    border-color: var(--gray-300);
}

.service-icon-wrap {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
}

.service-icon-wrap svg {
    width: 24px;
    height: 24px;
    stroke-width: 1.5;
}

.service-content {
    flex: 1;
    min-width: 0;
}

.service-name {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    letter-spacing: var(--tracking-tight);
}

.service-desc {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: 1rem;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.service-features span {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.service-arrow {
    flex-shrink: 0;
    color: var(--gray-400);
    font-size: var(--text-xl);
    transition: color var(--transition);
}

.service-card-new:hover .service-arrow {
    color: var(--text-primary);
}

/* Product Card */
.product-card {
    padding: 2rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: border-color var(--transition);
}

.product-card:hover {
    border-color: var(--gray-300);
}

.product-card.featured {
    background: var(--gray-900);
    border-color: var(--gray-900);
    color: white;
}

.product-card.featured .product-desc {
    color: var(--gray-400);
}

.product-card.featured .stat-label {
    color: var(--gray-500);
}

.product-badge {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    color: var(--text-tertiary);
    margin-bottom: 1rem;
}

.product-card.featured .product-badge {
    color: var(--gray-400);
}

.product-icon-large {
    width: 56px;
    height: 56px;
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    color: var(--gray-600);
}

.product-card.featured .product-icon-large {
    background: var(--gray-800);
    color: white;
}

.product-icon-large svg {
    width: 28px;
    height: 28px;
    stroke-width: 1.5;
}

.product-name {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    margin-bottom: 0.75rem;
    letter-spacing: var(--tracking-tight);
}

.product-desc {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: 1.25rem;
}

.product-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.product-stat {
    display: flex;
    flex-direction: column;
}

.product-stat .stat-value {
    font-size: var(--text-2xl);
    font-weight: var(--font-semibold);
    color: inherit;
    font-family: 'JetBrains Mono', monospace;
}

.product-stat .stat-label {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.product-tags {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.product-tags span {
    font-size: var(--text-xs);
    padding: 0.375rem 0.75rem;
    background: var(--gray-100);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
}

.product-card.featured .product-tags span {
    background: var(--gray-800);
    color: var(--gray-400);
}

.product-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.625rem 1rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-primary);
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
}

.product-btn:hover {
    background: var(--gray-50);
    border-color: var(--gray-300);
}

.product-card.featured .product-btn {
    background: white;
    border-color: white;
    color: var(--gray-900);
}

.product-card.featured .product-btn:hover {
    background: var(--gray-100);
}

.product-btn.outline {
    background: transparent;
}

/* ============================================
   TESTIMONIALS - Professional
   ============================================ */

.testimonial-card {
    padding: 2rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: border-color var(--transition);
}

.testimonial-card:hover {
    border-color: var(--gray-300);
}

.testimonial-card.large {
    grid-column: span 1;
}

.testimonial-rating {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: 1rem;
    padding: 0.25rem 0.625rem;
    background: var(--gray-100);
    border-radius: var(--radius-full);
    font-family: 'JetBrains Mono', monospace;
}

.testimonial-rating::before {
    content: '★';
    color: var(--gray-700);
}

.testimonial-quote {
    font-size: var(--text-lg);
    line-height: var(--leading-relaxed);
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.testimonial-result {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    padding: 1rem 0;
    margin-bottom: 1.25rem;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.testimonial-result .result-number {
    font-size: var(--text-3xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
}

.testimonial-result .result-label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 0.875rem;
}

.author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.author-name {
    font-weight: var(--font-medium);
    font-size: var(--text-base);
    color: var(--text-primary);
}

.author-company {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

/* ============================================
   TECH ITEMS
   ============================================ */

.tech-item {
    display: inline-flex;
    padding: 0.5rem 1rem;
    background: var(--gray-50);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    transition: border-color var(--transition);
}

.tech-item:hover {
    border-color: var(--gray-300);
}

/* ============================================
   CODE BLOCK - Feature Demo
   ============================================ */

.feature-demo {
    background: var(--gray-900);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.feature-demo-header {
    display: flex;
    gap: 0.5rem;
    padding: 1rem 1.25rem;
    background: var(--gray-800);
}

.demo-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.demo-dot.red { background: #ef4444; }
.demo-dot.yellow { background: #f59e0b; }
.demo-dot.green { background: #22c55e; }

.feature-demo-body {
    padding: 1.5rem;
    font-family: 'JetBrains Mono', 'SF Mono', monospace;
    font-size: 0.8125rem;
    line-height: 1.8;
}

.demo-line {
    display: flex;
    gap: 1.5rem;
}

.line-number {
    color: var(--gray-600);
    min-width: 1.5rem;
    user-select: none;
}

.demo-comment { color: var(--gray-500); }
.demo-keyword { color: #c084fc; }
.demo-function { color: #60a5fa; }
.demo-string { color: #4ade80; }
.demo-property { color: #f472b6; }
.demo-variable { color: #fbbf24; }

/* ============================================
   PROCESS STEP
   ============================================ */

.process-step {
    position: relative;
    padding: 2rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
}

.step-number {
    font-family: 'JetBrains Mono', monospace;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.step-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    margin-bottom: 0.75rem;
    letter-spacing: var(--tracking-tight);
}

.step-desc {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

.step-line {
    display: none;
}

/* ============================================
   STAT ITEMS
   ============================================ */

.stat-item-new {
    text-align: center;
    padding: 1rem;
}

.stat-icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 0.75rem;
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
}

.stat-icon svg {
    width: 24px;
    height: 24px;
    stroke-width: 1.5;
}

.stat-number-new {
    font-family: 'JetBrains Mono', monospace;
    font-size: var(--text-4xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.stat-number-new .accent {
    color: var(--text-secondary);
}

.stat-label-new {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

/* ============================================
   FOOTER COMPONENTS
   ============================================ */

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    transition: color var(--transition);
}

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

.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    transition: background var(--transition), color var(--transition);
}

.footer-social a:hover {
    background: var(--gray-200);
    color: var(--text-primary);
}

/* ============================================
   FORM MESSAGES & LOADING STATES
   ============================================ */
.form-message {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 20px;
    border-radius: var(--radius-lg);
    margin-bottom: 1.5rem;
    animation: slideIn 0.3s ease;
}

.form-message-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #166534;
}

.form-message-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #b91c1c;
}

.form-message-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.form-message-text {
    font-size: 0.9375rem;
    line-height: 1.5;
}

.form-message.fade-out {
    animation: fadeOut 0.3s ease forwards;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-10px);
    }
}

/* Loading spinner */
.form-submit.loading {
    position: relative;
    pointer-events: none;
}

.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}