/* ============================================
   HELSEN IA - MODERN DARK DESIGN
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #0a0a0a;
    --bg-light: #111111;
    --bg-card: #161616;
    --white: #ffffff;
    --gray: #888888;
    --gray-light: #aaaaaa;
    --gold: #D4A84C;
    --gold-glow: rgba(212, 168, 76, 0.4);
    --gradient: linear-gradient(135deg, #D4A84C 0%, #f0d590 50%, #D4A84C 100%);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Space Grotesk', sans-serif;
    background: var(--bg);
    color: var(--white);
    overflow-x: hidden;
    cursor: none;
}

::selection {
    background: var(--gold);
    color: var(--bg);
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes glow {
    0%, 100% {
        filter: drop-shadow(0 20px 60px var(--gold-glow));
    }
    50% {
        filter: drop-shadow(0 30px 80px rgba(212, 168, 76, 0.6));
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% center;
    }
    100% {
        background-position: 200% center;
    }
}

@keyframes borderGlow {
    0%, 100% {
        border-color: rgba(212, 168, 76, 0.3);
        box-shadow: 0 0 20px rgba(212, 168, 76, 0.1);
    }
    50% {
        border-color: rgba(212, 168, 76, 0.6);
        box-shadow: 0 0 40px rgba(212, 168, 76, 0.2);
    }
}

/* Text gradient animation */
.gradient-text {
    background: linear-gradient(
        90deg,
        #D4A84C 0%,
        #f0d590 25%,
        #D4A84C 50%,
        #f0d590 75%,
        #D4A84C 100%
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s linear infinite;
}

/* Glowing border effect */
.glow-border {
    animation: borderGlow 3s ease-in-out infinite;
}

/* ============================================
   CUSTOM CURSOR
   ============================================ */

.cursor {
    width: 12px;
    height: 12px;
    background: var(--gold);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease;
    mix-blend-mode: difference;
}

.cursor-follower {
    width: 40px;
    height: 40px;
    border: 1px solid var(--gold);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9998;
    transition: transform 0.3s ease, opacity 0.3s ease;
    opacity: 0.5;
}

/* ============================================
   NAVBAR
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo img {
    height: 45px;
    transition: transform 0.3s ease;
}

.nav-logo:hover img {
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    color: var(--gray-light);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.5px;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gold);
    transition: width 0.3s ease;
}

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

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

.nav-cta {
    background: var(--gold);
    color: var(--bg);
    padding: 12px 24px;
    border-radius: 100px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px var(--gold-glow);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    padding: 10px;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--white);
    transition: all 0.3s ease;
}

/* ============================================
   HERO
   ============================================ */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 100px 40px;
}

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

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--gold-glow) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    animation: float 8s ease-in-out infinite;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(212, 168, 76, 0.2) 0%, transparent 70%);
    bottom: -100px;
    left: -100px;
    animation: float 10s ease-in-out infinite reverse;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(212, 168, 76, 0.15) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 5s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, 30px); }
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.6; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.3; }
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 550px;
}

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(212, 168, 76, 0.1);
    border: 1px solid rgba(212, 168, 76, 0.3);
    padding: 10px 20px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    color: var(--gold);
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease forwards, borderGlow 3s ease-in-out infinite;
    animation-delay: 0s, 0.8s;
}

.pulse {
    width: 8px;
    height: 8px;
    background: var(--gold);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
    font-size: clamp(40px, 5vw, 60px);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.2s;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 40px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.4s;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.6s;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--gold);
    color: var(--bg);
    padding: 16px 32px;
    border-radius: 100px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px var(--gold-glow);
}

.btn-primary i {
    transition: transform 0.3s ease;
}

.btn-primary:hover i {
    transform: translateY(3px);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: transparent;
    color: var(--white);
    padding: 16px 32px;
    border-radius: 100px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    border-color: var(--gold);
    color: var(--gold);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-logo {
    width: 280px;
    height: auto;
    filter: drop-shadow(0 20px 60px var(--gold-glow));
    animation: float-logo 6s ease-in-out infinite, glow 4s ease-in-out infinite, scaleIn 1s ease forwards;
    opacity: 0;
    animation-delay: 0.3s;
}

@keyframes float-logo {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--gold);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { opacity: 1; top: 8px; }
    100% { opacity: 0; top: 20px; }
}

/* ============================================
   SECTION COMMON
   ============================================ */

.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-label {
    display: inline-block;
    color: var(--gold);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
    position: relative;
}

.section-label::before {
    content: '';
    position: absolute;
    left: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--gold);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

.section-title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    letter-spacing: -0.5px;
}

/* ============================================
   PRODUTOS
   ============================================ */

.produtos {
    padding: 120px 0;
    background: var(--bg);
}

.produtos-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.produto-item {
    display: grid;
    grid-template-columns: 80px 120px 1fr 60px;
    gap: 30px;
    align-items: center;
    padding: 24px 30px;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    text-decoration: none;
    color: var(--white);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.produto-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(212, 168, 76, 0.1), transparent);
    transition: left 0.6s ease;
}

.produto-item:hover::before {
    left: 100%;
}

.produto-item:hover {
    background: var(--bg-light);
    border-color: rgba(212, 168, 76, 0.3);
    transform: translateX(10px);
}

.produto-number {
    font-size: 48px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.1);
    transition: color 0.3s ease;
}

.produto-item:hover .produto-number {
    color: var(--gold);
}

.produto-image {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.produto-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
    transition: transform 0.4s ease;
}

.produto-item:hover .produto-image img {
    transform: scale(1.1);
}

.produto-image-icon {
    background: linear-gradient(135deg, var(--bg-light), var(--bg));
}

.produto-image-icon i {
    font-size: 32px;
    color: var(--gold);
}

.produto-info {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.produto-category {
    font-size: 12px;
    font-weight: 600;
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.produto-name {
    font-size: 22px;
    font-weight: 600;
}

.produto-desc {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.5;
}

.produto-arrow {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.produto-arrow i {
    color: var(--gray);
    transition: all 0.3s ease;
}

.produto-item:hover .produto-arrow {
    background: var(--gold);
}

.produto-item:hover .produto-arrow i {
    color: var(--bg);
    transform: translateX(3px);
}

/* ============================================
   SOBRE
   ============================================ */

.sobre {
    padding: 120px 0;
    background: var(--bg-light);
}

.sobre-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.sobre-content {
    max-width: 500px;
}

.sobre-text {
    font-size: 17px;
    color: var(--gray);
    line-height: 1.8;
    margin-top: 24px;
}

.sobre-stats {
    display: flex;
    gap: 50px;
    margin-top: 50px;
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.stat-number {
    font-size: 42px;
    font-weight: 700;
    color: var(--gold);
}

.stat-label {
    font-size: 14px;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.sobre-visual {
    display: flex;
    justify-content: center;
}

.sobre-logo {
    width: 220px;
    height: auto;
    filter: drop-shadow(0 20px 60px var(--gold-glow));
}

/* ============================================
   CTA
   ============================================ */

.cta {
    padding: 80px 0;
    background: var(--bg);
}

.cta-box {
    background: var(--gradient);
    border-radius: 24px;
    padding: 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 60%);
    animation: rotateBg 15s linear infinite;
}

@keyframes rotateBg {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--bg);
    margin-bottom: 10px;
}

.cta-content p {
    font-size: 16px;
    color: rgba(0, 0, 0, 0.7);
}

.cta-buttons {
    position: relative;
    z-index: 1;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--bg);
    color: var(--white);
    padding: 16px 32px;
    border-radius: 100px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.btn-cta-outline {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: transparent;
    color: var(--bg);
    padding: 16px 32px;
    border-radius: 100px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    border: 2px solid var(--bg);
    transition: all 0.3s ease;
}

.btn-cta-outline:hover {
    background: var(--bg);
    color: var(--white);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    padding: 60px 0 30px;
    background: var(--bg);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-brand img {
    height: 40px;
    margin-bottom: 12px;
}

.footer-brand p {
    font-size: 14px;
    color: var(--gray);
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    color: var(--gray);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
    font-size: 13px;
    color: var(--gray);
}

/* ============================================
   WHATSAPP FLOAT
   ============================================ */

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25d366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    text-decoration: none;
    box-shadow: 0 5px 25px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all 0.3s ease;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.whatsapp-float:hover {
    transform: scale(1.1) translateY(-5px);
    box-shadow: 0 10px 35px rgba(37, 211, 102, 0.5);
    animation: none;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 60px;
    }

    .hero-content {
        max-width: 100%;
    }

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

    .hero-card {
        width: 280px;
        height: 280px;
    }

    .sobre-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 60px;
    }

    .sobre-content {
        max-width: 100%;
    }

    .sobre-stats {
        justify-content: center;
    }

    .cta-box {
        flex-direction: column;
        text-align: center;
        padding: 40px;
    }
}

@media (max-width: 768px) {
    body {
        cursor: auto;
    }

    .cursor, .cursor-follower {
        display: none;
    }

    .nav-menu {
        display: none;
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--bg);
        flex-direction: column;
        padding: 40px;
        gap: 30px;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

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

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

    .hero {
        padding: 120px 20px 80px;
        min-height: auto;
    }

    .hero-scroll {
        display: none;
    }

    .produto-item {
        grid-template-columns: 60px 1fr 40px;
        padding: 20px;
        gap: 16px;
    }

    .produto-number {
        display: none;
    }

    .produto-image {
        width: 60px;
        height: 60px;
    }

    .produto-name {
        font-size: 18px;
    }

    .produto-desc {
        display: none;
    }

    .sobre-stats {
        gap: 30px;
    }

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

    .cta-box {
        padding: 30px 20px;
    }

    .cta-content h2 {
        font-size: 28px;
    }

    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }

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

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .whatsapp-float {
        width: 55px;
        height: 55px;
        font-size: 24px;
        bottom: 20px;
        right: 20px;
    }

    .section-container {
        padding: 0 20px;
    }

    .produtos {
        padding: 80px 0;
    }

    .sobre {
        padding: 80px 0;
    }
}