/* ============================================
   MODERN STYLES - Rafael Tondin Landing Page
   Version: 2.0
   Total Lines: 1200+
   ============================================ */

/* ==================== VARIABLES ==================== */
:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --bg-card: rgba(26, 26, 37, 0.6);
    --bg-glass: rgba(26, 26, 37, 0.4);

    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);

    --accent-primary: #e85d04;
    --accent-secondary: #ff8c42;
    --accent-tertiary: #ffb347;
    --accent-glow: rgba(232, 93, 4, 0.4);

    --purple-primary: #7c3aed;
    --purple-secondary: #a855f7;
    --purple-glow: rgba(124, 58, 237, 0.4);

    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    --gradient-purple: linear-gradient(135deg, var(--purple-primary), var(--purple-secondary));
    --gradient-dark: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    --gradient-radial: radial-gradient(ellipse at center, var(--bg-secondary) 0%, var(--bg-primary) 70%);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px var(--accent-glow);
    --shadow-glow-purple: 0 0 40px var(--purple-glow);

    /* Typography */
    --font-primary: 'Space Grotesk', 'Poppins', sans-serif;
    --font-secondary: 'Poppins', sans-serif;

    /* Spacing */
    --section-padding: 120px 48px;
    --container-max: 1200px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-full: 100px;
}

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

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

body {
    font-family: var(--font-secondary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

/* ==================== CUSTOM CURSOR ==================== */
.cursor-dot {
    position: fixed;
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: 10000;
    transform: translate(-50%, -50%);
    transition: transform 0.1s ease, width 0.2s ease, height 0.2s ease, background 0.2s ease;
}

.cursor-outline {
    position: fixed;
    width: 40px;
    height: 40px;
    border: 2px solid var(--accent-primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: transform 0.15s ease-out, width 0.2s ease, height 0.2s ease, border-color 0.2s ease;
    opacity: 0.6;
}

.cursor-dot.hover {
    width: 12px;
    height: 12px;
    background: var(--accent-secondary);
}

.cursor-outline.hover {
    width: 60px;
    height: 60px;
    border-color: var(--accent-secondary);
    opacity: 0.4;
}

@media (max-width: 1024px) {
    .cursor-dot, .cursor-outline {
        display: none;
    }
}

/* ==================== PARTICLE CANVAS ==================== */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.6;
}

/* ==================== GRADIENT ORBS ==================== */
.gradient-orbs {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: orbFloat 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--accent-primary);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--purple-primary);
    bottom: -150px;
    left: -150px;
    animation-delay: -5s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: var(--accent-secondary);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -10s;
    opacity: 0.15;
}

.orb-4 {
    width: 300px;
    height: 300px;
    background: var(--purple-secondary);
    top: 30%;
    right: 10%;
    animation-delay: -15s;
    opacity: 0.2;
}

@keyframes orbFloat {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(30px, -30px) scale(1.05);
    }
    50% {
        transform: translate(-20px, 20px) scale(0.95);
    }
    75% {
        transform: translate(-30px, -20px) scale(1.02);
    }
}

/* ==================== NAVIGATION ==================== */
.nav-glass {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 48px;
    transition: all var(--transition-slow);
}

.nav-glass.scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 48px;
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 1.2rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-link {
    position: relative;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 0;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    transform: translateX(-101%);
    transition: transform var(--transition-normal);
}

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

.nav-link:hover::before {
    transform: translateX(0);
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 600;
    color: white;
    position: relative;
    overflow: hidden;
}

.nav-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--accent-secondary), var(--accent-primary));
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.nav-cta:hover::before {
    opacity: 1;
}

.nav-cta .btn-text,
.nav-cta .btn-icon {
    position: relative;
    z-index: 1;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-normal);
}

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

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

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

/* ==================== MOBILE MENU ==================== */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-slow);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    gap: 32px;
}

.mobile-link {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: var(--transition-normal);
    transform: translateY(20px);
    opacity: 0;
}

.mobile-menu.active .mobile-link {
    transform: translateY(0);
    opacity: 1;
}

.mobile-link:nth-child(1) { transition-delay: 0.1s; }
.mobile-link:nth-child(2) { transition-delay: 0.15s; }
.mobile-link:nth-child(3) { transition-delay: 0.2s; }
.mobile-link:nth-child(4) { transition-delay: 0.25s; }

.mobile-link:hover {
    color: var(--accent-primary);
}

.mobile-cta {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
    transform: translateY(20px);
    opacity: 0;
    transition-delay: 0.3s;
}

.mobile-menu.active .mobile-cta {
    transform: translateY(0);
    opacity: 1;
}

/* ==================== HERO SECTION ==================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 120px 48px;
    overflow: hidden;
}

.hero-bg-effects {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 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-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);
    opacity: 0.5;
}

.floating-shapes {
    position: absolute;
    inset: 0;
}

.shape {
    position: absolute;
    background: var(--gradient-primary);
    opacity: 0.1;
    animation: shapeFloat 15s ease-in-out infinite;
}

.shape-1 {
    width: 80px;
    height: 80px;
    top: 15%;
    left: 10%;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    animation-delay: 0s;
}

.shape-2 {
    width: 60px;
    height: 60px;
    top: 25%;
    right: 15%;
    border-radius: 50%;
    animation-delay: -3s;
}

.shape-3 {
    width: 100px;
    height: 100px;
    bottom: 20%;
    left: 20%;
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    animation-delay: -6s;
}

.shape-4 {
    width: 50px;
    height: 50px;
    bottom: 30%;
    right: 25%;
    border-radius: 40% 60% 60% 40% / 60% 30% 70% 40%;
    animation-delay: -9s;
}

.shape-5 {
    width: 70px;
    height: 70px;
    top: 60%;
    left: 5%;
    border-radius: 50%;
    animation-delay: -12s;
}

@keyframes shapeFloat {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(20px, -20px) rotate(90deg);
    }
    50% {
        transform: translate(-10px, 30px) rotate(180deg);
    }
    75% {
        transform: translate(-30px, -10px) rotate(270deg);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.badge-pulse {
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 var(--accent-glow);
    }
    50% {
        box-shadow: 0 0 0 10px transparent;
    }
}

.badge-separator {
    color: var(--text-muted);
}

.badge-highlight {
    color: var(--accent-primary);
    font-weight: 600;
}

.hero-badge i {
    color: var(--accent-primary);
}

.hero-title {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.title-line {
    display: block;
}

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

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

.hero-description strong {
    color: var(--text-primary);
}

/* ==================== BUTTONS ==================== */
.hero-cta-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-primary {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 18px 36px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-weight: 600;
    color: white;
    overflow: hidden;
    z-index: 1;
}

.btn-primary .btn-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--accent-secondary), var(--accent-tertiary));
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: -1;
}

.btn-primary:hover .btn-bg {
    opacity: 1;
}

.btn-primary .btn-content {
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
    z-index: 1;
}

.btn-primary .btn-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: left 0.5s ease;
}

.btn-primary:hover .btn-shine {
    left: 100%;
}

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

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 18px 32px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition-normal);
}

.btn-secondary:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: rgba(232, 93, 4, 0.05);
}

.btn-secondary i {
    transition: transform var(--transition-normal);
}

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

/* ==================== HERO STATS ==================== */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 64px;
    flex-wrap: wrap;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 28px;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.stat-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.stat-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    font-size: 1.2rem;
    color: white;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 1;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

/* ==================== SCROLL INDICATOR ==================== */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: fadeInUp 1s ease 1s both;
}

.mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    position: relative;
}

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

@keyframes scroll {
    0%, 100% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    50% {
        opacity: 0.5;
        transform: translateX(-50%) translateY(12px);
    }
}

/* ==================== SECTION BASE ==================== */
section {
    position: relative;
    padding: var(--section-padding);
    z-index: 1;
}

.section-container {
    max-width: var(--container-max);
    margin: 0 auto;
}

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

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-primary);
    margin-bottom: 20px;
}

.section-tag i {
    font-size: 0.9rem;
}

.section-title {
    font-family: var(--font-primary);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-family: var(--font-primary);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
    line-height: 1.3;
    margin-top: 16px;
}

/* ==================== ABOUT SECTION ==================== */
.about {
    background: var(--gradient-dark);
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.about-text {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 20px;
}

.about-text p strong {
    color: var(--text-primary);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-card {
    padding: 32px 24px;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-slow);
}

.feature-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
}

.feature-icon-wrapper {
    position: relative;
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
}

.feature-icon-bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    opacity: 0.1;
    transition: opacity var(--transition-normal);
}

.feature-card:hover .feature-icon-bg {
    opacity: 0.2;
}

.feature-icon-wrapper i {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.8rem;
    color: var(--accent-primary);
}

.feature-card h4 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ==================== GLASS CARD UTILITY ==================== */
.glass-card {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
}

/* ==================== MOBILE OVERFLOW FIXES ==================== */
@media (max-width: 768px) {
    /* Conter orbs decorativos que causam overflow horizontal */
    .gradient-orbs {
        display: none;
    }

    /* Reduzir hero-glow para não estourar viewport */
    .hero-glow {
        width: 100%;
        height: 400px;
    }

    /* Conter floating shapes */
    .hero-bg-effects {
        overflow: hidden;
    }

    /* Conter seção do mentor */
    .mentor-section {
        overflow: hidden;
    }

    /* Conter seção de certificações */
    .certifications {
        overflow: hidden;
    }

    /* Conter final CTA shapes */
    .final-cta {
        overflow: hidden;
    }

    /* Stat cards - melhor layout mobile */
    .hero-stats {
        gap: 12px;
    }

    .stat-card {
        padding: 14px 18px;
        gap: 12px;
    }

    .stat-value {
        font-size: 1.4rem;
    }

    .stat-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    /* Reduzir espaçamento nav */
    .nav-glass {
        padding: 10px 16px;
    }

    .nav-glass.scrolled {
        padding: 8px 16px;
    }

    /* Hero badge mais compacto */
    .hero-badge {
        gap: 6px;
        padding: 6px 12px;
        font-size: 0.7rem;
    }

    .badge-separator {
        display: none;
    }

    .badge-highlight {
        display: block;
        width: 100%;
        text-align: center;
    }

    /* Stat cards empilhados */
    .stat-card {
        max-width: 100%;
    }

    .stat-value {
        font-size: 1.2rem;
    }

    .stat-label {
        font-size: 0.75rem;
    }

    /* Footer mais compacto */
    .footer-links {
        flex-direction: column;
        gap: 12px;
    }
}