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

:root {
    --navy: #0a1e3d;
    --navy-light: #14305a;
    --navy-mid: #1a3a6a;
    --blue-accent: #2563eb;
    --blue-bright: #3b82f6;
    --gold: #d4a843;
    --gold-light: #e8c96b;
    --white: #ffffff;
    --off-white: #f0f4f8;
    --gray-100: #e8ecf1;
    --gray-200: #c8d1dc;
    --gray-500: #6b7b8d;
    --gray-700: #374151;
    --gray-900: #111827;
    --whatsapp: #25D366;
    --whatsapp-dark: #128C7E;
    --facebook: #1877F2;
    --linkedin: #0A66C2;
    --youtube: #FF0000;
    --shadow-sm: 0 2px 8px rgba(10,30,61,0.08);
    --shadow-md: 0 8px 24px rgba(10,30,61,0.12);
    --shadow-lg: 0 16px 48px rgba(10,30,61,0.18);
    --shadow-glow: 0 0 30px rgba(37,99,235,0.15);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--gray-900);
    background: var(--off-white);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', 'Inter', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

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

img {
    max-width: 100%;
    height: auto;
}

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

/* ===== TOP BAR ===== */
.top-bar {
    background: var(--navy);
    color: var(--white);
    padding: 8px 0;
    font-size: 0.82rem;
    letter-spacing: 0.02em;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.top-bar-left a,
.top-bar-left span {
    color: rgba(255,255,255,0.8);
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
}

.top-bar-left a:hover {
    color: var(--gold-light);
}

.top-bar-social {
    display: flex;
    align-items: center;
    gap: 4px;
}

.top-bar-social a {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: rgba(255,255,255,0.8);
    background: rgba(255,255,255,0.08);
    font-size: 0.85rem;
    transition: var(--transition);
}

.top-bar-social a:hover {
    transform: translateY(-2px);
    color: var(--white);
}

.top-bar-social a.fb:hover { background: var(--facebook); }
.top-bar-social a.li:hover { background: var(--linkedin); }
.top-bar-social a.yt:hover { background: var(--youtube); }

/* ===== HEADER / NAVBAR ===== */
.header {
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(10,30,61,0.06);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 0;
    padding-bottom: 0;
    min-height: 72px;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 50px;
    width: auto;
    transition: var(--transition);
}

.logo:hover img {
    transform: scale(1.03);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.nav-links a {
    padding: 8px 18px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--gray-700);
    letter-spacing: 0.01em;
    position: relative;
    overflow: hidden;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 20px;
    height: 2px;
    background: var(--blue-accent);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--navy);
    background: rgba(10,30,61,0.04);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-links a.active {
    color: var(--navy);
    font-weight: 600;
}

.btn-call {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
    color: var(--white);
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.88rem;
    letter-spacing: 0.02em;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 14px rgba(10,30,61,0.25);
}

.btn-call:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(10,30,61,0.35);
    background: linear-gradient(135deg, var(--navy-mid) 0%, var(--blue-accent) 100%);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    border: none;
    background: none;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--navy);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background: linear-gradient(160deg, var(--navy) 0%, var(--navy-light) 40%, var(--navy-mid) 100%);
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 60% at 20% 80%, rgba(37,99,235,0.12) 0%, transparent 70%),
        radial-gradient(ellipse 60% 50% at 80% 20%, rgba(212,168,67,0.08) 0%, transparent 70%);
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to top, var(--off-white), transparent);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 780px;
    padding: 40px 24px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 50px;
    color: var(--gold-light);
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 28px;
    animation: fadeInDown 0.8s ease;
}

.hero h1 {
    font-size: clamp(2.4rem, 5.5vw, 4rem);
    color: var(--white);
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero h1 span {
    background: linear-gradient(135deg, var(--gold), var(--gold-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.75);
    max-width: 600px;
    margin: 0 auto 36px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--blue-accent), var(--blue-bright));
    color: var(--white);
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(37,99,235,0.35);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(37,99,235,0.45);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.25);
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-outline:hover {
    border-color: var(--white);
    background: rgba(255,255,255,0.08);
    transform: translateY(-3px);
}

/* Floating particles effect */
.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255,255,255,0.15);
    border-radius: 50%;
    animation: float-particle linear infinite;
}

@keyframes float-particle {
    0% { transform: translateY(100vh) scale(0); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

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

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(37,99,235,0.08);
    color: var(--blue-accent);
    border-radius: 50px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    color: var(--navy);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--gray-500);
    max-width: 600px;
    margin-bottom: 48px;
}

.section-header {
    text-align: center;
}

.section-header .section-subtitle {
    margin-left: auto;
    margin-right: auto;
}

/* ===== ABOUT / CÓDIGO DE RED ===== */
.about {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.about-image-inner {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
    border-radius: var(--radius-lg);
    padding: 48px;
    text-align: center;
    min-height: 340px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.about-image-inner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 70%, rgba(37,99,235,0.15), transparent 60%);
}

.about-image-inner i {
    font-size: 4rem;
    color: var(--gold);
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.about-image-inner h3 {
    font-size: 2rem;
    color: var(--white);
    position: relative;
    z-index: 1;
}

.about-image-inner p {
    color: rgba(255,255,255,0.7);
    margin-top: 12px;
    position: relative;
    z-index: 1;
}

.about-text h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    color: var(--navy);
    margin-bottom: 20px;
}

.about-text p {
    color: var(--gray-500);
    margin-bottom: 16px;
    font-size: 1rem;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 28px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: var(--off-white);
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--navy);
    transition: var(--transition);
}

.about-feature:hover {
    background: rgba(37,99,235,0.06);
    transform: translateX(4px);
}

.about-feature i {
    color: var(--blue-accent);
    font-size: 1.1rem;
}

/* ===== SERVICES ===== */
.services {
    background: var(--off-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 36px 28px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(10,30,61,0.04);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--blue-accent), var(--gold));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

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

.service-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--blue-accent);
    background: rgba(37,99,235,0.08);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--blue-accent), var(--blue-bright));
    color: var(--white);
    transform: scale(1.08);
}

.service-card h3 {
    font-size: 1.15rem;
    color: var(--navy);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: 20px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--blue-accent);
    font-weight: 600;
    font-size: 0.88rem;
    transition: var(--transition);
}

.service-link:hover {
    gap: 10px;
    color: var(--navy);
}

/* ===== TESTIMONIALS ===== */
.testimonials {
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.testimonial-card {
    background: var(--off-white);
    border-radius: var(--radius-md);
    padding: 36px;
    position: relative;
    transition: var(--transition);
    border: 1px solid transparent;
}

.testimonial-card:hover {
    border-color: rgba(37,99,235,0.1);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.testimonial-quote {
    font-size: 3rem;
    color: var(--blue-accent);
    opacity: 0.3;
    line-height: 1;
    margin-bottom: 8px;
    font-family: 'Georgia', serif;
}

.testimonial-card p {
    font-size: 0.95rem;
    color: var(--gray-700);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--navy), var(--blue-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 1.1rem;
}

.testimonial-info h4 {
    font-size: 0.95rem;
    color: var(--navy);
    margin-bottom: 2px;
}

.testimonial-info span {
    font-size: 0.8rem;
    color: var(--gray-500);
}

/* Stars */
.testimonial-stars {
    color: var(--gold);
    font-size: 0.85rem;
    margin-bottom: 16px;
    display: flex;
    gap: 2px;
}

/* ===== CONTACT ===== */
.contact {
    background: var(--off-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.contact-info-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-info-card {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    padding: 24px;
    background: var(--white);
    border-radius: var(--radius-md);
    transition: var(--transition);
    border: 1px solid rgba(10,30,61,0.04);
}

.contact-info-card:hover {
    transform: translateX(6px);
    box-shadow: var(--shadow-sm);
}

.contact-info-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    border-radius: var(--radius-sm);
    background: rgba(37,99,235,0.08);
    color: var(--blue-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.contact-info-card h4 {
    font-size: 0.95rem;
    color: var(--navy);
    margin-bottom: 4px;
}

.contact-info-card p {
    font-size: 0.88rem;
    color: var(--gray-500);
    line-height: 1.5;
}

.contact-info-card a {
    color: var(--blue-accent);
}

.contact-info-card a:hover {
    color: var(--navy);
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(10,30,61,0.04);
}

.contact-form h3 {
    font-size: 1.3rem;
    color: var(--navy);
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-weight: 500;
    font-size: 0.88rem;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.92rem;
    color: var(--gray-900);
    background: var(--off-white);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--blue-accent);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(37,99,235,0.08);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.btn-submit {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-submit:hover {
    background: linear-gradient(135deg, var(--navy-mid) 0%, var(--blue-accent) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(10,30,61,0.25);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--navy);
    color: var(--white);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand img {
    height: 48px;
    margin-bottom: 18px;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.footer-social a {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.7);
    font-size: 1.05rem;
    transition: var(--transition);
}

.footer-social a:hover {
    transform: translateY(-4px) scale(1.08);
    color: var(--white);
}

.footer-social a.fb:hover {
    background: var(--facebook);
    border-color: var(--facebook);
    box-shadow: 0 4px 18px rgba(24,119,242,0.4);
}

.footer-social a.li:hover {
    background: var(--linkedin);
    border-color: var(--linkedin);
    box-shadow: 0 4px 18px rgba(10,102,194,0.4);
}

.footer-social a.yt:hover {
    background: var(--youtube);
    border-color: var(--youtube);
    box-shadow: 0 4px 18px rgba(255,0,0,0.4);
}

.footer-col h4 {
    font-size: 1rem;
    color: var(--white);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--gold);
    border-radius: 2px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: rgba(255,255,255,0.6);
    font-size: 0.88rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-col ul li a:hover {
    color: var(--gold-light);
    transform: translateX(4px);
}

.footer-col ul li a i {
    font-size: 0.7rem;
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-contact-item i {
    color: var(--gold);
    margin-top: 4px;
    font-size: 0.9rem;
}

.footer-contact-item p {
    color: rgba(255,255,255,0.6);
    font-size: 0.88rem;
    line-height: 1.5;
}

.footer-contact-item a {
    color: rgba(255,255,255,0.7);
}

.footer-contact-item a:hover {
    color: var(--gold-light);
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255,255,255,0.4);
    font-size: 0.82rem;
}

/* ===== FLOATING WHATSAPP ===== */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 9999;
}

.whatsapp-float a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 62px;
    height: 62px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--whatsapp), var(--whatsapp-dark));
    color: var(--white);
    font-size: 1.8rem;
    box-shadow: 0 6px 24px rgba(37,211,102,0.45);
    transition: var(--transition);
    position: relative;
}

.whatsapp-float a:hover {
    transform: scale(1.12);
    box-shadow: 0 8px 32px rgba(37,211,102,0.55);
}

/* Pulse ring */
.whatsapp-float a::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid var(--whatsapp);
    animation: wa-pulse 2s ease infinite;
}

@keyframes wa-pulse {
    0% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.2); opacity: 0; }
    100% { transform: scale(1); opacity: 0; }
}

/* Tooltip */
.whatsapp-tooltip {
    position: absolute;
    right: 74px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--white);
    color: var(--gray-900);
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
    box-shadow: var(--shadow-md);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--white);
}

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

/* ===== FLOATING SOCIAL SIDEBAR ===== */
.social-sidebar {
    position: fixed;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.social-sidebar a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    color: var(--white);
    font-size: 1.1rem;
    transition: var(--transition);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    width: 48px;
    overflow: hidden;
}

.social-sidebar a:hover {
    width: 170px;
}

.social-sidebar a span {
    font-size: 0.82rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.social-sidebar a:hover span {
    opacity: 1;
}

.social-sidebar a.fb { background: var(--facebook); }
.social-sidebar a.li { background: var(--linkedin); }
.social-sidebar a.yt { background: var(--youtube); }

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

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

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

    .about-grid {
        gap: 40px;
    }

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

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

    .hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        align-items: stretch;
        padding: 80px 24px 24px;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        gap: 0;
    }

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

    .nav-links a {
        padding: 14px 16px;
        border-bottom: 1px solid var(--gray-100);
        border-radius: 0;
        font-size: 1rem;
    }

    .btn-call {
        display: none;
    }

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

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

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

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

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .social-sidebar {
        display: none;
    }

    .hero {
        min-height: 70vh;
    }

    .hero h1 {
        font-size: 2rem;
    }

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

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-float a {
        width: 54px;
        height: 54px;
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .section {
        padding: 64px 0;
    }

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

    .contact-form {
        padding: 24px;
    }
}