/* ==================== RESET & VARIABLES ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #5835AC;
    --secondary-color: #FFC107;
    --accent-color: #FFD700;
    --dark-color: #1A1A2E;
    --light-color: #F8F9FA;
    --text-color: #333333;
    --text-light: #6C757D;
    --gradient-1: linear-gradient(135deg, #5835AC 0%, #7B52D9 100%);
    --gradient-2: linear-gradient(135deg, #FFC107 0%, #FFD700 100%);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==================== NAVIGATION ==================== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-color);
    text-decoration: none;
}

.logo-icon {
    font-size: 2rem;
}

.logo-img {
    width: 40px;
    height: 40px;
    margin-right: 0.5rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--dark-color);
    border-radius: 2px;
    transition: var(--transition);
}

/* ==================== BUTTONS ==================== */
.btn-primary {
    padding: 0.75rem 1.5rem;
    background: var(--gradient-1);
    color: white;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary-large {
    padding: 1rem 2rem;
    background: var(--gradient-1);
    color: white;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

.btn-secondary-large {
    padding: 1rem 2rem;
    background: white;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    display: inline-block;
}

.btn-secondary-large:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* ==================== HERO SECTION ==================== */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(180deg, #FFF5F5 0%, #FFFFFF 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-stats {
    display: flex;
    gap: 3rem;
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* Phone Mockup */
.phone-mockup {
    position: relative;
    width: 300px;
    height: 600px;
    background: var(--dark-color);
    border-radius: 40px;
    padding: 15px;
    box-shadow: var(--shadow-lg);
    margin: 0 auto;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: white;
    border-radius: 30px;
    overflow: hidden;
}

.app-preview {
    padding: 3rem 2rem;
    text-align: center;
}

.app-preview h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--dark-color);
}

.app-preview p {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.app-preview .subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
}

/* ==================== SECTIONS ==================== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-light);
}

/* ==================== FEATURES SECTION ==================== */
.features {
    padding: 80px 0;
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    padding: 2rem;
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid #F0F0F0;
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--dark-color);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ==================== SKILLS SECTION ==================== */
.skills {
    padding: 80px 0;
    background: linear-gradient(180deg, #F8F9FA 0%, #FFFFFF 100%);
}

.skills-content {
    display: grid;
    gap: 2rem;
}

.skill-item {
    display: flex;
    gap: 2rem;
    padding: 2rem;
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.skill-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(10px);
}

.skill-icon {
    font-size: 4rem;
    flex-shrink: 0;
}

.skill-text h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--dark-color);
}

.skill-text p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ==================== GAMIFICATION SECTION ==================== */
.gamification {
    padding: 80px 0;
    background: var(--gradient-2);
    color: white;
}

.gamification-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.gamification-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.gamification-content>p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.gamification-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.gamif-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.gamif-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.gamif-item h4 {
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
}

.gamif-item p {
    opacity: 0.9;
}

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

.achievement-box {
    background: white;
    color: var(--dark-color);
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-lg);
    animation: float 3s ease-in-out infinite;
}

.achievement-badge {
    font-size: 5rem;
    margin-bottom: 1rem;
}

.achievement-box h4 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }
}

/* ==================== COMMUNITY SECTION ==================== */
.community {
    padding: 80px 0;
    background: white;
}

.community-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.community-card {
    padding: 2.5rem;
    background: linear-gradient(135deg, #F8F9FA 0%, #FFFFFF 100%);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.community-card:hover {
    border-color: var(--secondary-color);
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
}

.community-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.community-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.community-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* ==================== ADDITIONAL FEATURES ==================== */
.additional-features {
    padding: 80px 0;
    background: linear-gradient(180deg, #FFF5F5 0%, #FFFFFF 100%);
}

.additional-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.feature-visual {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.visual-item {
    width: 120px;
    height: 120px;
    background: white;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    box-shadow: var(--shadow-md);
    animation: bounce 2s ease-in-out infinite;
}

.visual-item:nth-child(2) {
    animation-delay: 0.3s;
}

.visual-item:nth-child(3) {
    animation-delay: 0.6s;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-15px);
    }
}

.additional-content h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--dark-color);
}

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature-list li {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.check-icon {
    width: 30px;
    height: 30px;
    background: var(--gradient-2);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-weight: 700;
}

.feature-list strong {
    display: block;
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
    color: var(--dark-color);
}

.feature-list p {
    color: var(--text-light);
}

/* ==================== CTA SECTION ==================== */
.cta {
    padding: 100px 0;
    background: var(--gradient-1);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn-download {
    min-width: 200px;
}

.btn-download {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 2rem;
    background: white;
    color: var(--dark-color);
    border-radius: 12px;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.btn-download:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.btn-download small {
    display: block;
    font-size: 0.8rem;
    text-align: left;
}

.btn-download strong {
    display: block;
    font-size: 1.2rem;
    text-align: left;
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--dark-color);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

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

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: white;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo .logo-img {
    width: 32px;
    height: 32px;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 992px) {

    .hero-content,
    .gamification-wrapper,
    .additional-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

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

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .phone-mockup {
        width: 250px;
        height: 500px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-md);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

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

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

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-stats {
        gap: 1.5rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .cta-content h2 {
        font-size: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .skill-item {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .btn-primary-large,
    .btn-secondary-large {
        font-size: 1rem;
        padding: 0.875rem 1.5rem;
    }

    .phone-mockup {
        width: 200px;
        height: 400px;
    }

    .app-preview {
        padding: 2rem 1rem;
    }

    .app-preview p {
        font-size: 2rem;
    }
}