/* ========== CSS VARIABLES ========== */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-card: #ffffff;
    --bg-card-hover: #fafafa;
    --accent: #d4a017;
    --accent-hover: #b8890f;
    --accent-glow: rgba(212, 160, 23, 0.1);
    --cta: #e8650e;
    --cta-hover: #cf5a0d;
    --text-primary: #1a1a1a;
    --text-secondary: #555555;
    --text-muted: #999999;
    --border: #e2e2e2;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Bebas Neue', 'Inter', sans-serif;
}

/* ========== RESET & BASE ========== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 70px;
}

body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition);
}

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

img {
    max-width: 100%;
    display: block;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.text-accent {
    color: var(--accent);
}

.text-muted {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ========== TOP BAR ========== */
.topbar {
    background: #1a1a1a;
    border-bottom: 1px solid #2a2a2a;
    padding: 14px 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
    height: 52px;
    transition: transform var(--transition);
}

.topbar.hidden {
    transform: translateY(-100%);
}

.topbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
}

.topbar-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #c0c0c0;
    font-size: 0.85rem;
    text-decoration: none;
    transition: color var(--transition);
    white-space: nowrap;
}

.topbar-item:hover {
    color: var(--accent);
}

.topbar-item svg {
    stroke: var(--accent);
    flex-shrink: 0;
}

.topbar-divider {
    color: #555;
    font-size: 0.75rem;
}

.topbar-brands {
    overflow: hidden;
    max-width: 620px;
    mask-image: linear-gradient(90deg, transparent, black 5%, black 95%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, black 5%, black 95%, transparent);
}

.brands-track {
    display: flex;
    align-items: center;
    gap: 22px;
    width: max-content;
    animation: marquee 30s linear infinite;
}

.topbar-brands:hover .brands-track {
    animation-play-state: paused;
}

.brand-logo {
    height: 20px;
    width: auto;
    opacity: 0.75;
    transition: opacity var(--transition);
    flex-shrink: 0;
}

.brand-logo-svg {
    height: 20px;
    width: 20px;
    opacity: 0.75;
    transition: opacity var(--transition);
    flex-shrink: 0;
}

.brand-logo:hover,
.brand-logo-svg:hover {
    opacity: 1;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ========== NAVBAR ========== */
.navbar {
    position: fixed;
    top: 52px;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0;
    height: 60px;
    display: flex;
    align-items: center;
    transition: all var(--transition);
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.navbar.scrolled {
    top: 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.navbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-family: var(--font-display);
    text-decoration: none;
    line-height: 1;
}

.navbar-logo .logo-row {
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.logo-text {
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.8rem;
    letter-spacing: 3px;
}

.logo-accent {
    color: var(--accent);
    font-weight: 700;
    font-size: 1.8rem;
    letter-spacing: 3px;
}

.logo-sub {
    font-family: var(--font-main);
    font-size: 0.6rem;
    color: var(--text-muted);
    letter-spacing: 2.5px;
    text-transform: uppercase;
    font-weight: 500;
    margin-top: 2px;
    text-align: center;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 2px;
}

.nav-link {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: 8px;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: rgba(0, 0, 0, 0.04);
}

.nav-cta {
    display: inline-flex !important;
    align-items: center;
    gap: 6px;
    background: var(--accent) !important;
    color: #ffffff !important;
    font-weight: 700;
    padding: 8px 18px;
    border-radius: 8px;
    margin-left: 8px;
    font-size: 0.85rem;
}

.nav-cta svg {
    stroke: #ffffff;
}

.nav-cta:hover {
    background: var(--accent-hover) !important;
    color: #ffffff !important;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1002;
}

.hamburger span {
    display: block;
    width: 26px;
    height: 2.5px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition);
}

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

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

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

/* ========== HERO ========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 0% 50%, rgba(212, 160, 23, 0.04) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 80%, rgba(212, 160, 23, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.hero-header {
    text-align: center;
    padding-top: 130px;
    margin-bottom: 22px;
}

.hero-split {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 48px;
    align-items: center;
    padding-bottom: 60px;
    transform: translateX(42px);
}

.hero-text {
    text-align: left;
}

.hero-badge {
    display: inline-block;
    background: rgba(212, 160, 23, 0.08);
    border: 1px solid rgba(212, 160, 23, 0.25);
    color: var(--accent);
    padding: 5px 16px;
    border-radius: 50px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 2.5px;
    margin-bottom: 20px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.6rem, 5.5vw, 4.6rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: 2px;
    margin-bottom: 0;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.hero-checklist {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 28px;
}

.hero-check {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.hero-check svg {
    stroke: var(--accent);
    flex-shrink: 0;
}

.hero-visual {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-slider {
    position: relative;
    width: 95%;
    aspect-ratio: 16 / 11;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow:
        0 12px 40px rgba(0, 0, 0, 0.12),
        0 0 0 1px rgba(0, 0, 0, 0.04);
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.hero-slide.active {
    opacity: 1;
    transform: translateX(0);
}

.hero-slide.exit {
    opacity: 0;
    transform: translateX(-40px);
}

.hero-slider-dots {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    justify-content: center;
    gap: 8px;
    z-index: 5;
}

.slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all var(--transition);
    padding: 0;
}

.slider-dot.active {
    background: #ffffff;
    width: 28px;
    border-radius: 5px;
}

.hero-visual::before {
    display: none;
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font-main);
    cursor: pointer;
    border: none;
    transition: all var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: var(--accent);
    color: #ffffff;
}

.btn-primary:hover {
    background: var(--accent-hover);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(212, 160, 23, 0.25);
}

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

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(212, 160, 23, 0.04);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ========== SECTIONS ========== */
.section {
    padding: 100px 0;
}

.section-dark {
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-badge {
    display: inline-block;
    background: rgba(212, 160, 23, 0.08);
    border: 1px solid rgba(212, 160, 23, 0.2);
    color: var(--accent);
    padding: 4px 16px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ========== SERVICES ========== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all var(--transition);
    cursor: default;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

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

.service-card:hover {
    border-color: rgba(212, 160, 23, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
    background: var(--bg-card-hover);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--accent-glow);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: all var(--transition);
}

.service-icon svg {
    stroke: var(--accent);
}

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

.service-card:hover .service-icon svg {
    stroke: #ffffff;
}

.service-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-desc {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.service-link {
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 600;
    opacity: 0;
    transform: translateX(-10px);
    transition: all var(--transition);
}

.service-card:hover .service-link {
    opacity: 1;
    transform: translateX(0);
}

/* ========== FEATURES ========== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 64px;
}

.feature-card {
    text-align: center;
    padding: 32px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.feature-card:hover {
    border-color: rgba(212, 160, 23, 0.3);
    transform: translateY(-4px);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-glow);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.feature-icon svg {
    stroke: var(--accent);
}

.feature-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.5;
}

/* ========== STATS ========== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 48px 32px;
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--accent);
}

.stat-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 8px;
    font-weight: 500;
}

/* ========== GALLERY ========== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 200px;
    gap: 12px;
}

.gallery-item {
    border-radius: var(--radius);
    overflow: hidden;
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    transition: all var(--transition);
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 12px 16px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: 600;
    opacity: 0;
    transform: translateY(8px);
    transition: all var(--transition);
}

.gallery-item:hover .gallery-label {
    opacity: 1;
    transform: translateY(0);
}

.gallery-item:hover {
    border-color: rgba(212, 160, 23, 0.3);
}

.gallery-portrait {
    grid-row: span 2;
}

.gallery-wide {
    grid-column: span 2;
}


/* ========== TESTIMONIALS ========== */
.testimonials-carousel {
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent, black 3%, black 97%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, black 3%, black 97%, transparent);
}

.testimonials-track {
    display: flex;
    gap: 24px;
    animation: scroll-testimonials 90s linear infinite;
    width: max-content;
}

.testimonials-carousel:hover .testimonials-track {
    animation-play-state: paused;
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all var(--transition);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    min-width: 340px;
    max-width: 380px;
    flex-shrink: 0;
}

.testimonial-card:hover {
    border-color: rgba(212, 160, 23, 0.3);
}

.testimonial-stars {
    color: #e8a500;
    font-size: 1.1rem;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

@keyframes scroll-testimonials {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.testimonial-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-avatar {
    width: 44px;
    height: 44px;
    background: var(--accent-glow);
    color: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
}

.testimonial-author strong {
    display: block;
    font-size: 0.95rem;
}

.testimonial-author span {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* ========== CONTACT ========== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: var(--accent-glow);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon svg {
    stroke: var(--accent);
}

.contact-item h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.contact-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.contact-item a {
    color: var(--accent);
}

.contact-item a:hover {
    text-decoration: underline;
}

/* ========== FORM ========== */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: var(--font-main);
    transition: all var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.12);
}

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

.form-group select {
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%23707070' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.form-group select option {
    background: var(--bg-card);
    color: var(--text-primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-success {
    display: none;
    text-align: center;
    padding: 24px;
    background: rgba(212, 160, 23, 0.08);
    border: 1px solid rgba(212, 160, 23, 0.2);
    border-radius: var(--radius);
    color: var(--accent);
    font-weight: 600;
}

.form-success.show {
    display: block;
}

/* ========== CONTACT CTA ========== */
.contact-cta {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    text-align: center;
}

.contact-cta h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.contact-cta p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 24px;
}

.contact-cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.btn-whatsapp {
    background: #25D366;
    color: #ffffff;
}

.btn-whatsapp:hover {
    background: #1fba59;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.25);
}

/* ========== MAP ========== */
.map-container {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
}

.map-container iframe {
    display: block;
}

/* ========== FOOTER ========== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid var(--border);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-display);
    font-size: 1.4rem;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-links h4,
.footer-services h4,
.footer-contact h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.footer-links ul li,
.footer-services ul li {
    margin-bottom: 10px;
}

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

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

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

.footer-contact p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 8px;
    line-height: 1.5;
}

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

.footer-bottom {
    text-align: center;
    padding: 24px 0;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ========== SCROLL TO TOP ========== */
.scroll-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    background: var(--accent);
    color: #ffffff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition);
    z-index: 999;
    box-shadow: 0 4px 16px rgba(212, 160, 23, 0.25);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    background: var(--accent-hover);
    transform: translateY(-4px);
}

.scroll-top svg {
    stroke: #ffffff;
}

/* ========== WHATSAPP ========== */
.whatsapp-btn {
    position: fixed;
    bottom: 32px;
    left: 32px;
    width: 68px;
    height: 68px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    transition: all var(--transition);
    animation: whatsapp-pulse 2s ease infinite;
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

@keyframes whatsapp-pulse {
    0%, 100% { box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 24px rgba(37, 211, 102, 0.6); }
}

/* ========== ANIMATIONS ========== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }

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

    .topbar-brands {
        display: none;
    }
}

@media (max-width: 768px) {
    .topbar {
        display: none;
    }

    .navbar {
        top: 0;
    }

    .hamburger {
        display: flex;
        position: absolute;
        right: 22px;
    }

    .navbar-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100vw;
        height: 100vh;
        background: #ffffff;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 32px;
        gap: 12px;
        transition: right var(--transition);
    }

    .navbar-menu.active {
        right: 0;
    }

    .nav-link {
        width: auto;
        padding: 14px 24px;
        font-size: 1.15rem;
        text-align: center;
    }

    .nav-cta {
        margin-left: 0;
        margin-top: 16px;
        text-align: center;
        justify-content: center;
        padding: 14px 32px !important;
        font-size: 1.1rem !important;
    }

    .hero-header {
        padding-top: 90px;
        margin-bottom: 28px;
    }

    .hero-split {
        grid-template-columns: 1fr;
        gap: 28px;
        padding-bottom: 40px;
        transform: translateX(0);
    }

    .section-header {
        margin-bottom: 40px;
    }

    .map-container iframe {
        height: 280px !important;
    }

    .hero-text {
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-checklist {
        align-items: center;
    }

    .hero-slider {
        aspect-ratio: 16 / 10;
    }

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

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

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        padding: 32px 20px;
    }

    .stat-number {
        font-size: 2.2rem;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 180px;
    }

    .gallery-portrait {
        grid-row: span 2;
    }

    .gallery-wide {
        grid-column: span 2;
    }

    .testimonial-card {
        min-width: 280px;
        max-width: 300px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .section {
        padding: 72px 0;
    }

    .whatsapp-btn {
        bottom: 24px;
        left: 24px;
        width: 50px;
        height: 50px;
    }

    .scroll-top {
        bottom: 24px;
        right: 24px;
        width: 44px;
        height: 44px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }

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

    .btn {
        width: 100%;
        justify-content: center;
    }

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

    .gallery-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: 220px;
    }

    .gallery-portrait {
        grid-row: span 1;
    }

    .gallery-wide {
        grid-column: span 1;
    }

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

    .section {
        padding: 48px 0;
    }

    .container {
        padding: 0 16px;
    }

    .stat-number {
        font-size: 1.8rem;
    }

    .testimonial-card {
        min-width: 240px;
        max-width: 270px;
    }
}