/* =============================================
   LOCOMOTIVO — Component Styles
   ============================================= */

/* --- Header / Navigation --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
    display: flex;
    align-items: center;
    transition: all var(--transition-base);
    background: transparent;
}

.site-header.scrolled {
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-dot {
    width: 0;
    height: 0;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-left: 10px solid var(--accent);
    display: inline-block;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 4px 0;
    transition: color var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width var(--transition-base);
}

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

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

.nav-cta {
    margin-left: var(--space-md);
}

/* Hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    cursor: pointer;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
    border-radius: 2px;
}

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

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

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

/* Mobile nav */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 360px;
        height: 100vh;
        background: var(--bg-secondary);
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        padding: var(--space-3xl);
        gap: var(--space-lg);
        transition: right var(--transition-slow);
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.5);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-links a {
        font-size: 1.25rem;
        font-weight: 600;
    }

    .nav-cta {
        margin-left: 0;
        margin-top: var(--space-md);
    }

    .nav-overlay {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.6);
        z-index: 999;
        opacity: 0;
        pointer-events: none;
        transition: opacity var(--transition-base);
    }

    .nav-overlay.active {
        opacity: 1;
        pointer-events: all;
    }
}

/* --- Footer --- */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer-brand p {
    margin-top: var(--space-md);
    font-size: 0.9rem;
    max-width: 300px;
}

.footer-heading {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-socials {
    display: flex;
    gap: var(--space-md);
}

.footer-socials a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.footer-socials a:hover {
    background: var(--accent);
    color: #fff;
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

/* --- Floating WhatsApp Button --- */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 998;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all var(--transition-base);
    animation: float 3s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
    width: 30px;
    height: 30px;
    fill: #fff;
}

.whatsapp-tooltip {
    position: absolute;
    right: 72px;
    top: 50%;
    transform: translateY(-50%);
    background: #fff;
    color: #1a1a1a;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
}

/* --- Service Cards --- */
.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
    opacity: 1;
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-subtle);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    background: var(--accent);
}

.service-icon svg {
    width: 28px;
    height: 28px;
    color: var(--accent);
    transition: color var(--transition-base);
}

.service-card:hover .service-icon svg {
    color: #fff;
}

.service-card h3 {
    margin-bottom: var(--space-sm);
    font-size: 1.25rem;
}

.service-card p {
    font-size: 0.9rem;
    line-height: 1.6;
}

/* --- Pricing Cards --- */
.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    display: flex;
    flex-direction: column;
    transition: all var(--transition-base);
    position: relative;
}

.pricing-card.featured {
    border-color: var(--accent);
    background: linear-gradient(180deg, rgba(255, 77, 0, 0.05), var(--bg-card));
}

.pricing-card.featured::before {
    content: 'Most Popular';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 6px 20px;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

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

.pricing-tier {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: var(--space-sm);
}

.pricing-price {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: var(--space-xs);
}

.pricing-price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-muted);
}

.pricing-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--border);
}

.pricing-features {
    flex: 1;
    margin-bottom: var(--space-xl);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.pricing-features li svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.pricing-features li svg.check {
    color: var(--success);
}

.pricing-features li svg.cross {
    color: var(--text-muted);
}

.pricing-features li.disabled {
    color: var(--text-muted);
    text-decoration: line-through;
}

/* --- Accordion --- */
.accordion-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    overflow: hidden;
    transition: border-color var(--transition-base);
}

.accordion-item.active {
    border-color: var(--border-hover);
}

.accordion-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    background: var(--bg-card);
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: left;
}

.accordion-trigger:hover {
    background: var(--bg-card-hover);
}

.accordion-icon {
    width: 24px;
    height: 24px;
    position: relative;
    flex-shrink: 0;
}

.accordion-icon span {
    position: absolute;
    background: var(--accent);
    border-radius: 2px;
    transition: transform var(--transition-base);
}

.accordion-icon span:first-child {
    top: 50%;
    left: 4px;
    right: 4px;
    height: 2px;
    transform: translateY(-50%);
}

.accordion-icon span:last-child {
    left: 50%;
    top: 4px;
    bottom: 4px;
    width: 2px;
    transform: translateX(-50%);
}

.accordion-item.active .accordion-icon span:last-child {
    transform: translateX(-50%) rotate(90deg);
    opacity: 0;
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.accordion-body {
    padding: 0 var(--space-xl) var(--space-xl);
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* --- Before/After Slider --- */
.ba-slider {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    cursor: ew-resize;
    user-select: none;
    -webkit-user-select: none;
}

.ba-slider img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ba-before {
    position: absolute;
    top: 0;
    left: 0;
    width: 50%;
    height: 100%;
    overflow: hidden;
}

.ba-before img {
    position: absolute;
    top: 0;
    left: 0;
    width: 200%;
    max-width: none;
}

.ba-handle {
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    height: 100%;
    background: var(--accent);
    transform: translateX(-50%);
    z-index: 2;
}

.ba-handle::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 44px;
    height: 44px;
    background: var(--accent);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-accent);
}

.ba-handle::before {
    content: '◀  ▶';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    font-size: 0.7rem;
    z-index: 3;
    white-space: nowrap;
    letter-spacing: 4px;
}

.ba-label {
    position: absolute;
    bottom: 16px;
    padding: 6px 14px;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    z-index: 1;
}

.ba-label-before {
    left: 16px;
}

.ba-label-after {
    right: 16px;
}

/* --- Portfolio Gallery --- */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.portfolio-item:hover img {
    transform: scale(1.05);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-lg);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.portfolio-overlay p {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
}

/* --- Video Embed --- */
.video-embed {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 16/9;
    background: var(--bg-tertiary);
}

.video-embed iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* --- Stats Bar --- */
.stats-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    padding: var(--space-3xl) 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--accent);
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

@media (max-width: 768px) {
    .stats-bar {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* --- CTA Section --- */
.cta-section {
    background: linear-gradient(135deg, var(--accent), #e63600);
    border-radius: var(--radius-xl);
    padding: var(--space-4xl) var(--space-3xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-full);
}

.cta-section h2 {
    color: #fff;
    margin-bottom: var(--space-lg);
    position: relative;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.85);
    margin: 0 auto var(--space-xl);
    max-width: 500px;
    font-size: 1.1rem;
}

.cta-section .btn {
    background: #fff;
    color: var(--accent);
    font-weight: 800;
    position: relative;
}

.cta-section .btn:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

/* --- Case Study Cards --- */
.case-study {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.case-study:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
}

.case-study-image {
    aspect-ratio: 16/9;
    overflow: hidden;
}

.case-study-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.case-study:hover .case-study-image img {
    transform: scale(1.05);
}

.case-study-content {
    padding: var(--space-xl);
}

.case-study-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    background: var(--accent-subtle);
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
}

.case-study-content h3 {
    margin-bottom: var(--space-sm);
    font-size: 1.2rem;
}

.case-study-content p {
    font-size: 0.9rem;
}

/* --- Process Steps --- */
.process-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 15%;
    right: 15%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--border), var(--accent));
    z-index: 0;
}

.process-step {
    text-align: center;
    position: relative;
    z-index: 1;
}

.process-number {
    width: 80px;
    height: 80px;
    background: var(--bg-card);
    border: 2px solid var(--accent);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--accent);
}

.process-step h3 {
    margin-bottom: var(--space-sm);
}

.process-step p {
    font-size: 0.9rem;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .process-steps {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .process-steps::before {
        display: none;
    }
}

/* --- Contact Form --- */
.contact-form {
    display: grid;
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-input {
    padding: 14px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(255, 77, 0, 0.1);
}

.form-input::placeholder {
    color: var(--text-muted);
}

textarea.form-input {
    min-height: 140px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* --- Page Hero --- */
.page-hero {
    padding: calc(var(--header-height) + var(--space-4xl)) 0 var(--space-4xl);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.page-hero h1 {
    margin-bottom: var(--space-md);
}

.page-hero p {
    font-size: 1.15rem;
    max-width: 550px;
}

/* --- Badge/Tag --- */
.badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    background: var(--accent-subtle);
    color: var(--accent);
}

/* --- Add-on Cards --- */
.addon-card {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-lg) var(--space-xl);
    transition: all var(--transition-base);
}

.addon-card:hover {
    border-color: var(--border-hover);
    transform: translateX(4px);
}

.addon-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-subtle);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.addon-icon svg {
    width: 24px;
    height: 24px;
    color: var(--accent);
}

.addon-info h4 {
    font-size: 1rem;
    margin-bottom: 2px;
}

.addon-info p {
    font-size: 0.85rem;
}

.addon-price {
    margin-left: auto;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--accent);
    white-space: nowrap;
}