/* ============================================
   CARVALHO CONTABILIDADE - Premium Style
   Colors: Navy + Gold/Champagne
   ============================================ */

:root {
    --navy: #0b1a2e;
    --navy-light: #112240;
    --navy-medium: #0d2137;
    --gold: #c9a55a;
    --gold-light: #d4b76a;
    --gold-dark: #b8943f;
    --white: #ffffff;
    --gray-50: #f8f9fa;
    --gray-100: #f0f1f3;
    --gray-200: #e2e4e8;
    --gray-400: #9ca3af;
    --gray-600: #6b7280;
    --gray-800: #1f2937;
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, sans-serif;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 8px 30px rgba(0,0,0,0.12);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.15);
    --shadow-gold: 0 8px 30px rgba(201,165,90,0.3);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    color: var(--gray-800);
    line-height: 1.7;
    overflow-x: hidden;
    background: var(--white);
}

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;
}

.section {
    padding: 100px 0;
}

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

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 50px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-align: center;
    justify-content: center;
}

.btn-gold {
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: var(--white);
    border-color: var(--gold);
    box-shadow: var(--shadow-gold);
}

.btn-gold:hover {
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(201,165,90,0.4);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255,255,255,0.4);
}

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

.btn-white {
    background: var(--white);
    color: var(--navy);
    border-color: var(--white);
}

.btn-white:hover {
    background: var(--gray-50);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-lg {
    padding: 18px 40px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
}

/* ============================================
   HEADER
   ============================================ */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: transparent;
    transition: var(--transition);
}

#header.scrolled {
    background: rgba(11, 26, 46, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0,0,0,0.2);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 0;
    transition: var(--transition);
}

#header.scrolled .header-content {
    padding: 12px 0;
}

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

.logo-icon {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--white);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    color: var(--white);
    line-height: 1.1;
}

.logo-sub {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--gold);
    text-transform: uppercase;
}

.nav-desktop {
    display: flex;
    gap: 32px;
}

.nav-desktop a {
    color: rgba(255,255,255,0.8);
    font-size: 14px;
    font-weight: 500;
    position: relative;
}

.nav-desktop a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gold);
    transition: var(--transition);
}

.nav-desktop a:hover {
    color: var(--white);
}

.nav-desktop a:hover::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.lang-switch {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 50px;
    color: rgba(255,255,255,0.8);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.lang-switch:hover {
    background: rgba(255,255,255,0.15);
    border-color: var(--gold);
    color: var(--white);
}

.lang-flag {
    font-size: 16px;
    line-height: 1;
}

.lang-label {
    letter-spacing: 0.5px;
}

.lang-switch-mobile {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gold) !important;
    font-weight: 600 !important;
}

.header-cta {
    padding: 10px 24px;
    font-size: 14px;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-toggle span {
    width: 25px;
    height: 2px;
    background: var(--white);
    transition: var(--transition);
    border-radius: 2px;
}

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

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

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

.mobile-menu {
    display: none;
    background: var(--navy);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.mobile-menu nav {
    display: flex;
    flex-direction: column;
    padding: 20px 24px;
}

.mobile-menu nav a {
    color: rgba(255,255,255,0.8);
    padding: 14px 0;
    font-size: 16px;
    font-weight: 500;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.mobile-menu nav a:hover {
    color: var(--gold);
}

.mobile-cta {
    margin-top: 16px;
    text-align: center;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #060d18 0%, var(--navy) 40%, var(--navy-medium) 100%);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(201,165,90,0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(201,165,90,0.05) 0%, transparent 50%);
}

.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-particles .particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: rgba(201,165,90,0.3);
    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; }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding-top: 80px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(201,165,90,0.15);
    border: 1px solid rgba(201,165,90,0.3);
    border-radius: 50px;
    color: var(--gold);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(36px, 5vw, 58px);
    font-weight: 700;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease 0.1s both;
}

.hero-subtitle {
    font-size: 18px;
    color: rgba(255,255,255,0.7);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 600px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 40px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.stat {
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 40px;
    font-weight: 700;
    color: var(--gold);
    line-height: 1;
}

.stat-symbol {
    font-family: var(--font-heading);
    font-size: 28px;
    color: var(--gold);
}

.stat-label {
    display: block;
    color: rgba(255,255,255,0.6);
    font-size: 13px;
    margin-top: 6px;
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 50px;
    background: rgba(255,255,255,0.15);
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.hero-scroll a {
    color: rgba(255,255,255,0.4);
    font-size: 20px;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

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

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    padding: 6px 18px;
    background: rgba(201,165,90,0.1);
    border: 1px solid rgba(201,165,90,0.2);
    border-radius: 50px;
    color: var(--gold-dark);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 700;
    color: var(--navy);
    line-height: 1.3;
    margin-bottom: 16px;
}

.section-header p {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.8;
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    background: var(--gray-50);
}

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

.service-card {
    background: var(--white);
    border-radius: 20px;
    padding: 40px 32px;
    transition: var(--transition);
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

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

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

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

.service-card.featured {
    background: var(--navy);
    border-color: transparent;
    box-shadow: var(--shadow-lg);
}

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

.service-card.featured h3,
.service-card.featured p {
    color: var(--white);
}

.service-card.featured p {
    color: rgba(255,255,255,0.7);
}

.card-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 4px 14px;
    background: var(--gold);
    color: var(--white);
    font-size: 11px;
    font-weight: 700;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.service-icon {
    width: 65px;
    height: 65px;
    background: linear-gradient(135deg, rgba(201,165,90,0.15), rgba(201,165,90,0.05));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: var(--gold);
    margin-bottom: 24px;
}

.service-card.featured .service-icon {
    background: linear-gradient(135deg, rgba(201,165,90,0.25), rgba(201,165,90,0.1));
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--gold);
    font-weight: 600;
    font-size: 14px;
}

.service-link:hover {
    gap: 12px;
    color: var(--gold-dark);
}

.service-card.featured .service-link {
    color: var(--gold-light);
}

/* ============================================
   ABOUT
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-img-wrapper {
    position: relative;
}

.about-img-placeholder {
    width: 100%;
    aspect-ratio: 4/4.5;
    background: linear-gradient(135deg, var(--navy), var(--navy-light));
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    color: var(--gold);
    box-shadow: var(--shadow-lg);
}

.about-experience {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    padding: 24px 28px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-gold);
}

.exp-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 700;
    color: var(--white);
    line-height: 1;
}

.exp-text {
    font-size: 12px;
    color: rgba(255,255,255,0.9);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1.4;
}

.about-content .section-tag {
    margin-bottom: 16px;
}

.about-content h2 {
    font-family: var(--font-heading);
    font-size: clamp(28px, 3.5vw, 38px);
    font-weight: 700;
    color: var(--navy);
    line-height: 1.3;
    margin-bottom: 20px;
}

.about-content > p {
    color: var(--gray-600);
    font-size: 15px;
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin: 32px 0;
}

.about-feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.feature-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: linear-gradient(135deg, rgba(201,165,90,0.15), rgba(201,165,90,0.05));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--gold);
}

.about-feature h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 4px;
}

.about-feature p {
    font-size: 13px;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ============================================
   HOW IT WORKS
   ============================================ */
.how-it-works {
    background: var(--navy);
}

.how-it-works .section-tag {
    background: rgba(201,165,90,0.15);
    border-color: rgba(201,165,90,0.3);
    color: var(--gold);
}

.how-it-works .section-header h2 {
    color: var(--white);
}

.how-it-works .section-header p {
    color: rgba(255,255,255,0.6);
}

.steps-grid {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
}

.step {
    text-align: center;
    flex: 1;
    padding: 0 20px;
    position: relative;
}

.step-number {
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 700;
    color: rgba(201,165,90,0.15);
    line-height: 1;
    margin-bottom: 16px;
}

.step-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, rgba(201,165,90,0.2), rgba(201,165,90,0.05));
    border: 2px solid rgba(201,165,90,0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--gold);
    margin: 0 auto 20px;
    transition: var(--transition);
}

.step:hover .step-icon {
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: var(--white);
    transform: scale(1.1);
    box-shadow: var(--shadow-gold);
}

.step h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 10px;
}

.step p {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    line-height: 1.7;
}

.step-connector {
    display: flex;
    align-items: center;
    padding-top: 90px;
    color: rgba(201,165,90,0.3);
    font-size: 18px;
}

/* ============================================
   DIFFERENTIALS
   ============================================ */
.differentials {
    background: var(--gray-50);
}

.diff-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.diff-card {
    background: var(--white);
    border-radius: 16px;
    padding: 36px 28px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}

.diff-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: rgba(201,165,90,0.3);
}

.diff-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(201,165,90,0.15), rgba(201,165,90,0.05));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--gold);
    margin: 0 auto 20px;
}

.diff-card h4 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 10px;
}

.diff-card p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    position: relative;
    background: linear-gradient(135deg, var(--navy) 0%, #0d2137 50%, #0b1a2e 100%);
    padding: 100px 0;
    overflow: hidden;
}

.cta-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 30% 50%, rgba(201,165,90,0.1) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 50%, rgba(201,165,90,0.06) 0%, transparent 50%);
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-family: var(--font-heading);
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 700;
    color: var(--white);
    line-height: 1.3;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 17px;
    color: rgba(255,255,255,0.7);
    line-height: 1.8;
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   FAQ
   ============================================ */
.faq-list {
    max-width: 750px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--gray-200);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 600;
    color: var(--navy);
    text-align: left;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--gold-dark);
}

.faq-question i {
    color: var(--gold);
    font-size: 14px;
    transition: var(--transition);
    min-width: 20px;
    text-align: center;
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding-bottom: 24px;
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.8;
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
    background: var(--gray-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info .section-tag {
    margin-bottom: 16px;
}

.contact-info h2 {
    font-family: var(--font-heading);
    font-size: clamp(28px, 3.5vw, 38px);
    font-weight: 700;
    color: var(--navy);
    line-height: 1.3;
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--gray-600);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 36px;
}

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

.contact-method {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--white);
    border-radius: 16px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

a.contact-method:hover {
    border-color: var(--gold);
    box-shadow: var(--shadow-sm);
    transform: translateX(4px);
}

.contact-method-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: linear-gradient(135deg, rgba(201,165,90,0.15), rgba(201,165,90,0.05));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--gold);
}

.contact-method h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 2px;
}

.contact-method p {
    font-size: 14px;
    color: var(--gray-600);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--white);
    border-radius: 24px;
    padding: 40px;
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
}

.contact-form h3 {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 28px;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    font-family: var(--font-body);
    font-size: 15px;
    color: var(--gray-800);
    background: var(--gray-50);
    transition: var(--transition);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-400);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--gold);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(201,165,90,0.1);
}

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

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

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p {
    color: rgba(255,255,255,0.5);
    font-size: 14px;
    line-height: 1.8;
    margin-top: 16px;
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 42px;
    height: 42px;
    background: rgba(255,255,255,0.08);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.6);
    font-size: 16px;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--gold);
    color: var(--white);
    transform: translateY(-3px);
}

.footer-links h4 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-links a {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.5);
    font-size: 14px;
    padding: 6px 0;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--gold);
    padding-left: 4px;
}

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

.footer-bottom p {
    color: rgba(255,255,255,0.35);
    font-size: 13px;
}

/* ============================================
   WHATSAPP FLOAT BUTTON
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 62px;
    height: 62px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--white);
    z-index: 999;
    box-shadow: 0 6px 24px rgba(37,211,102,0.4);
    transition: var(--transition);
    animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 40px rgba(37,211,102,0.5);
}

.whatsapp-tooltip {
    position: absolute;
    right: 75px;
    background: var(--white);
    color: var(--gray-800);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    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;
}

@keyframes pulse-whatsapp {
    0% { box-shadow: 0 6px 24px rgba(37,211,102,0.4); }
    50% { box-shadow: 0 6px 24px rgba(37,211,102,0.4), 0 0 0 12px rgba(37,211,102,0.15); }
    100% { box-shadow: 0 6px 24px rgba(37,211,102,0.4); }
}

/* ============================================
   ANIMATIONS (scroll reveal)
   ============================================ */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="zoom-in"] {
    transform: scale(0.95);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translate(0) scale(1);
}

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

    .about-grid {
        gap: 50px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 70px 0;
    }

    .nav-desktop,
    .header-actions {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .mobile-menu.active {
        display: block;
    }

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

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

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

    .hero-stats {
        justify-content: center;
        gap: 24px;
    }

    .stat-number {
        font-size: 32px;
    }

    .stat-label {
        font-size: 11px;
    }

    .services-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

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

    .about-img-wrapper {
        max-width: 350px;
        margin: 0 auto;
    }

    .about-experience {
        bottom: -10px;
        right: -10px;
        padding: 18px 22px;
    }

    .steps-grid {
        flex-direction: column;
        gap: 16px;
        max-width: 400px;
        margin: 0 auto;
    }

    .step-connector {
        padding-top: 0;
        transform: rotate(90deg);
        margin: 8px 0;
    }

    .diff-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

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

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

    .contact-form-wrapper {
        padding: 28px 24px;
    }

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

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 56px;
        height: 56px;
        font-size: 28px;
    }

    .whatsapp-tooltip {
        display: none;
    }
}

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

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

    .btn-lg {
        padding: 16px 32px;
        font-size: 15px;
        width: 100%;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

    .stat-divider {
        width: 50px;
        height: 1px;
    }

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

    .step-number {
        font-size: 36px;
    }
}