/* ========================================
   GSystem Informatica - Site Institucional
   Moderno & Futurista
   ======================================== */

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

:root {
    --primary: #3366FF;
    --primary-light: #5B8DEF;
    --primary-dark: #1a3a8a;
    --accent: #6C5CE7;
    --dark: #0a0e27;
    --dark-2: #0f1435;
    --dark-3: #161b40;
    --dark-card: #111640;
    --gray: #8892b0;
    --gray-light: #a8b2d1;
    --white: #e6f1ff;
    --white-pure: #ffffff;
    --gradient: linear-gradient(135deg, #3366FF 0%, #6C5CE7 50%, #a855f7 100%);
    --gradient-2: linear-gradient(135deg, #3366FF 0%, #5B8DEF 100%);
    --shadow: 0 4px 30px rgba(51, 102, 255, 0.1);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.3);
    --radius: 16px;
    --radius-sm: 8px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

/* === Global Animated Tech Background === */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(ellipse 80% 50% at 20% 20%, rgba(51, 102, 255, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 80% 80%, rgba(108, 92, 231, 0.07) 0%, transparent 50%),
        radial-gradient(ellipse 50% 60% at 60% 10%, rgba(91, 141, 239, 0.05) 0%, transparent 50%),
        var(--dark);
    animation: bg-shift 20s ease-in-out infinite alternate;
}

@keyframes bg-shift {
    0% {
        background:
            radial-gradient(ellipse 80% 50% at 20% 20%, rgba(51, 102, 255, 0.08) 0%, transparent 50%),
            radial-gradient(ellipse 60% 40% at 80% 80%, rgba(108, 92, 231, 0.07) 0%, transparent 50%),
            radial-gradient(ellipse 50% 60% at 60% 10%, rgba(91, 141, 239, 0.05) 0%, transparent 50%),
            var(--dark);
    }
    33% {
        background:
            radial-gradient(ellipse 70% 60% at 70% 30%, rgba(51, 102, 255, 0.1) 0%, transparent 50%),
            radial-gradient(ellipse 50% 50% at 20% 70%, rgba(108, 92, 231, 0.08) 0%, transparent 50%),
            radial-gradient(ellipse 60% 40% at 40% 90%, rgba(91, 141, 239, 0.06) 0%, transparent 50%),
            var(--dark);
    }
    66% {
        background:
            radial-gradient(ellipse 60% 70% at 50% 50%, rgba(108, 92, 231, 0.09) 0%, transparent 50%),
            radial-gradient(ellipse 80% 40% at 10% 40%, rgba(51, 102, 255, 0.07) 0%, transparent 50%),
            radial-gradient(ellipse 40% 60% at 90% 20%, rgba(91, 141, 239, 0.06) 0%, transparent 50%),
            var(--dark);
    }
    100% {
        background:
            radial-gradient(ellipse 90% 50% at 30% 80%, rgba(51, 102, 255, 0.08) 0%, transparent 50%),
            radial-gradient(ellipse 50% 60% at 70% 10%, rgba(108, 92, 231, 0.09) 0%, transparent 50%),
            radial-gradient(ellipse 60% 40% at 50% 50%, rgba(91, 141, 239, 0.05) 0%, transparent 50%),
            var(--dark);
    }
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image:
        linear-gradient(rgba(51, 102, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(51, 102, 255, 0.04) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse 100% 80% at 50% 50%, rgba(0,0,0,0.5) 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 100% 80% at 50% 50%, rgba(0,0,0,0.5) 0%, transparent 70%);
    pointer-events: none;
}

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

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

a {
    text-decoration: none;
    color: inherit;
}

/* === Tech Background Elements === */
.tech-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0;
    animation: orb-float 12s ease-in-out infinite;
}

.orb--1 {
    width: 400px;
    height: 400px;
    background: rgba(51, 102, 255, 0.12);
    top: 10%;
    left: -5%;
    animation-delay: 0s;
}

.orb--2 {
    width: 350px;
    height: 350px;
    background: rgba(108, 92, 231, 0.1);
    top: 50%;
    right: -5%;
    animation-delay: 4s;
}

.orb--3 {
    width: 300px;
    height: 300px;
    background: rgba(91, 141, 239, 0.08);
    bottom: 10%;
    left: 30%;
    animation-delay: 8s;
}

@keyframes orb-float {
    0%, 100% { opacity: 0.3; transform: translate(0, 0) scale(1); }
    25% { opacity: 0.6; transform: translate(30px, -20px) scale(1.1); }
    50% { opacity: 0.4; transform: translate(-20px, 30px) scale(0.95); }
    75% { opacity: 0.7; transform: translate(15px, 15px) scale(1.05); }
}

.circuit-lines {
    position: absolute;
    inset: 0;
    opacity: 0.15;
}

.circuit-lines svg {
    width: 100%;
    height: 100%;
}

.circuit-path {
    fill: none;
    stroke: var(--primary);
    stroke-width: 1;
    stroke-dasharray: 8 12;
    animation: circuit-flow 8s linear infinite;
}

.circuit-path--2 {
    stroke: var(--accent);
    stroke-dasharray: 6 14;
    animation-delay: 3s;
    animation-duration: 10s;
}

.circuit-path--3 {
    stroke: var(--primary-light);
    stroke-dasharray: 10 10;
    animation-delay: 6s;
    animation-duration: 12s;
}

@keyframes circuit-flow {
    from { stroke-dashoffset: 0; }
    to { stroke-dashoffset: -200; }
}

.circuit-node {
    fill: var(--primary);
    animation: node-pulse 3s ease-in-out infinite;
}

.circuit-node:nth-child(even) {
    fill: var(--accent);
    animation-delay: 1.5s;
}

@keyframes node-pulse {
    0%, 100% { opacity: 0.3; r: 3; }
    50% { opacity: 1; r: 5; }
}

/* === Animations === */
@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

@keyframes pulse-glow {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.05); }
}

@keyframes slide-up {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* === Header / Navbar === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.header.scrolled {
    background: rgba(10, 14, 39, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(51, 102, 255, 0.1);
    padding: 8px 0;
}

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

.nav__logo img {
    height: 128px;
    transition: var(--transition);
}

.header.scrolled .nav__logo img {
    height: 64px;
}

.nav__menu {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav__link {
    padding: 8px 20px;
    border-radius: 100px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-light);
    transition: var(--transition);
    position: relative;
}

.nav__link:hover {
    color: var(--white-pure);
    background: rgba(51, 102, 255, 0.1);
}

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

.nav__toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

.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);
}

/* === Hero Section === */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero__grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(51, 102, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(51, 102, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero__particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0.3;
    animation: float 6s ease-in-out infinite;
}

.particle:nth-child(1) { top: 20%; left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { top: 60%; left: 85%; animation-delay: 1s; width: 4px; height: 4px; }
.particle:nth-child(3) { top: 80%; left: 20%; animation-delay: 2s; width: 8px; height: 8px; }
.particle:nth-child(4) { top: 15%; left: 70%; animation-delay: 3s; background: var(--accent); }
.particle:nth-child(5) { top: 50%; left: 50%; animation-delay: 4s; width: 4px; height: 4px; }
.particle:nth-child(6) { top: 40%; left: 30%; animation-delay: 5s; background: var(--accent); width: 5px; height: 5px; }

.hero__glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(51, 102, 255, 0.12) 0%, transparent 60%);
    pointer-events: none;
    animation: pulse-glow 8s ease-in-out infinite;
}

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 850px;
    margin: 0 auto;
    animation: slide-up 0.8s ease-out;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 20px;
    background: rgba(51, 102, 255, 0.1);
    border: 1px solid rgba(51, 102, 255, 0.2);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--primary-light);
    margin-bottom: 32px;
    font-family: 'JetBrains Mono', monospace;
    letter-spacing: 0.5px;
}

.hero__title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    color: var(--white-pure);
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.gradient-text {
    background: var(--gradient);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 4s ease infinite;
}

.hero__subtitle {
    font-size: 1.15rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero__actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 64px;
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 100px;
    font-size: 0.95rem;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    white-space: nowrap;
}

.btn--primary {
    background: var(--gradient-2);
    color: var(--white-pure);
    box-shadow: 0 4px 20px rgba(51, 102, 255, 0.3);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(51, 102, 255, 0.5);
}

.btn--outline {
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn--outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.btn--lg {
    padding: 18px 40px;
    font-size: 1.05rem;
}

/* === Hero Stats === */
.hero__stats {
    display: flex;
    justify-content: center;
    gap: 60px;
}

.hero__stat {
    text-align: center;
}

.hero__stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--white-pure);
    font-family: 'JetBrains Mono', monospace;
}

.hero__stat-label {
    font-size: 0.85rem;
    color: var(--gray);
    margin-top: 4px;
}

/* === Section Header === */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(51, 102, 255, 0.1);
    border: 1px solid rgba(51, 102, 255, 0.15);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary-light);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 16px;
    font-family: 'JetBrains Mono', monospace;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--white-pure);
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--gray);
    max-width: 500px;
    margin: 0 auto;
}

/* === Sobre Section === */
.sobre {
    padding: 120px 0;
    position: relative;
}

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

.sobre__card {
    background: var(--dark-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius);
    padding: 40px 32px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.sobre__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient);
    opacity: 0;
    transition: var(--transition);
}

.sobre__card:hover {
    transform: translateY(-4px);
    border-color: rgba(51, 102, 255, 0.15);
    box-shadow: var(--shadow);
}

.sobre__card:hover::before {
    opacity: 1;
}

.sobre__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(51, 102, 255, 0.1);
    border-radius: 12px;
    margin-bottom: 24px;
    color: var(--primary-light);
}

.sobre__card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white-pure);
    margin-bottom: 12px;
}

.sobre__card p {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.7;
}

.sobre__card strong {
    color: var(--white);
}

/* === Soluções Section === */
.solucoes {
    padding: 120px 0;
    background: rgba(15, 20, 53, 0.7);
    backdrop-filter: blur(2px);
    position: relative;
}

.solucoes::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(108, 92, 231, 0.06) 0%, transparent 60%);
    pointer-events: none;
}

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

.solucao__card {
    background: var(--dark-3);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: var(--radius);
    padding: 36px 28px;
    transition: var(--transition);
    position: relative;
}

.solucao__card:hover {
    transform: translateY(-4px);
    border-color: rgba(51, 102, 255, 0.15);
    box-shadow: 0 8px 40px rgba(51, 102, 255, 0.08);
}

.solucao__number {
    font-size: 3rem;
    font-weight: 900;
    color: rgba(51, 102, 255, 0.07);
    position: absolute;
    top: 16px;
    right: 24px;
    font-family: 'JetBrains Mono', monospace;
}

.solucao__icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(51, 102, 255, 0.08);
    border-radius: 16px;
    margin-bottom: 20px;
    color: var(--primary-light);
    transition: var(--transition);
}

.solucao__card:hover .solucao__icon {
    background: rgba(51, 102, 255, 0.15);
}

.solucao__card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--white-pure);
    margin-bottom: 10px;
}

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

.solucao__features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.solucao__features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--gray);
}

.solucao__features li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    flex-shrink: 0;
}

/* === Sistema / Galeria Section === */
.sistema {
    padding: 120px 0;
    position: relative;
}

.sistema__showcase {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sistema__main {
    background: var(--dark-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius);
    overflow: hidden;
}

.sistema__browser {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.browser__dots {
    display: flex;
    gap: 6px;
}

.browser__dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.browser__dots span:nth-child(1) { background: #ff5f57; }
.browser__dots span:nth-child(2) { background: #ffbd2e; }
.browser__dots span:nth-child(3) { background: #28c840; }

.browser__url {
    flex: 1;
    text-align: center;
    font-size: 0.8rem;
    color: var(--gray);
    font-family: 'JetBrains Mono', monospace;
    background: rgba(255, 255, 255, 0.03);
    padding: 6px 16px;
    border-radius: 6px;
}

.sistema__img-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--dark);
    height: 500px;
    overflow: hidden;
}

.sistema__img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: opacity 0.3s ease;
}

.sistema__img-wrapper.blurred .sistema__img {
    filter: blur(3px);
}

.sistema__img-wrapper.small-img .sistema__img {
    width: 220px;
    height: auto;
    object-fit: contain;
}

.sistema__thumbs {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 12px;
}

.sistema__thumb {
    background: var(--dark-card);
    border: 2px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    padding: 8px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.sistema__thumb img {
    width: 100%;
    border-radius: 4px;
    aspect-ratio: 16/10;
    object-fit: cover;
}

.sistema__thumb span {
    font-size: 0.75rem;
    color: var(--gray);
    font-weight: 500;
}

.sistema__thumb:hover {
    border-color: rgba(51, 102, 255, 0.3);
}

.sistema__thumb.active {
    border-color: var(--primary);
    background: rgba(51, 102, 255, 0.08);
}

.sistema__thumb.active span {
    color: var(--primary-light);
}

/* === CTA Section === */
.cta {
    padding: 80px 0;
    position: relative;
}

.cta__box {
    background: var(--dark-card);
    border: 1px solid rgba(51, 102, 255, 0.15);
    border-radius: 24px;
    padding: 80px 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta__glow {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 500px;
    height: 300px;
    background: radial-gradient(ellipse, rgba(51, 102, 255, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.cta__box h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 800;
    color: var(--white-pure);
    margin-bottom: 16px;
    position: relative;
}

.cta__box p {
    font-size: 1.1rem;
    color: var(--gray);
    max-width: 550px;
    margin: 0 auto 36px;
    position: relative;
}

.cta__box .btn {
    position: relative;
}

/* === Contato Section === */
.contato {
    padding: 120px 0;
    background: rgba(15, 20, 53, 0.7);
    backdrop-filter: blur(2px);
}

.contato__grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
    align-items: start;
}

.contato__info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contato__item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background: var(--dark-3);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: var(--radius);
    transition: var(--transition);
}

.contato__item:hover {
    border-color: rgba(51, 102, 255, 0.15);
    transform: translateX(4px);
}

.contato__icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(51, 102, 255, 0.1);
    border-radius: 12px;
    color: var(--primary-light);
    flex-shrink: 0;
}

.contato__item h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--white-pure);
    margin-bottom: 4px;
}

.contato__item p {
    font-size: 0.9rem;
    color: var(--gray);
}

.contato__map {
    height: 340px;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* === Footer === */
.footer {
    padding: 80px 0 0;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.footer__content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    padding-bottom: 60px;
}

.footer__logo {
    height: 56px;
    margin-bottom: 16px;
}

.footer__brand p {
    color: var(--gray);
    font-size: 0.9rem;
    max-width: 320px;
    line-height: 1.7;
}

.footer__links h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--white-pure);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer__links a {
    display: block;
    color: var(--gray);
    font-size: 0.9rem;
    padding: 6px 0;
    transition: var(--transition);
}

.footer__links a:hover {
    color: var(--primary-light);
    transform: translateX(4px);
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    padding: 24px 0;
    text-align: center;
}

.footer__bottom p {
    font-size: 0.85rem;
    color: var(--gray);
}

/* === WhatsApp Floating Button === */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    animation: float 3s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-float__tooltip {
    position: absolute;
    right: 72px;
    background: var(--dark-card);
    color: var(--white-pure);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.whatsapp-float__tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid var(--dark-card);
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
}

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

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

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

    .footer__brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(10, 14, 39, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 100px 32px 32px;
        transition: var(--transition);
        border-left: 1px solid rgba(51, 102, 255, 0.1);
    }

    .nav__menu.active {
        right: 0;
    }

    .nav__toggle {
        display: flex;
        z-index: 1001;
    }

    .hero__stats {
        gap: 24px;
    }

    .hero__stat-number {
        font-size: 1.5rem;
    }

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

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

    .sistema__thumbs {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .contato__map {
        height: 280px;
    }

    .cta__box {
        padding: 48px 24px;
    }

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

    .footer__brand {
        grid-column: auto;
    }
}

@media (max-width: 480px) {
    .hero__actions {
        flex-direction: column;
        align-items: center;
    }

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

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

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 54px;
        height: 54px;
    }
}