:root {
    --primary-color: #ff6b9d;
    --secondary-color: #c44569;
    --accent-color: #ffa07a;
    --dark-pink: #ee5a6f;
    --light-pink: #ffccd5;
    --magenta: #d946ef;
    --gradient-1: linear-gradient(135deg, #ff6b9d 0%, #c44569 100%);
    --gradient-2: linear-gradient(135deg, #ffa07a 0%, #ff6b9d 100%);
    --gradient-3: linear-gradient(135deg, #d946ef 0%, #ff6b9d 100%);
    --text-dark: #2d3436;
    --text-light: #636e72;
    --white: #ffffff;
    --background: #fef5f8;
    --shadow: 0 10px 40px rgba(255, 107, 157, 0.2);
    --shadow-hover: 0 15px 50px rgba(255, 107, 157, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background);
    overflow-x: hidden;
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(255, 107, 157, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 30px rgba(255, 107, 157, 0.2);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: bold;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo i {
    font-size: 32px;
    color: var(--primary-color);
    -webkit-text-fill-color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
    padding: 5px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width 0.3s ease;
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #fef5f8 0%, #ffe5ec 50%, #ffd6e0 100%);
    padding-top: 70px;
}

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.hero-particles::before,
.hero-particles::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 107, 157, 0.1) 0%, transparent 70%);
    animation: float 20s infinite ease-in-out;
}

.hero-particles::before {
    width: 400px;
    height: 400px;
    top: -100px;
    left: -100px;
}

.hero-particles::after {
    width: 600px;
    height: 600px;
    bottom: -200px;
    right: -200px;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(50px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-30px, 30px) scale(0.9);
    }
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text h1 {
    font-size: 64px;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
    line-height: 1.2;
}

.glitch {
    position: relative;
    animation: glitch-skew 1s infinite;
}

@keyframes glitch-skew {
    0% {
        transform: skew(0deg);
    }
    98% {
        transform: skew(0deg);
    }
    99% {
        transform: skew(2deg);
    }
    100% {
        transform: skew(0deg);
    }
}

.hero-subtitle {
    font-size: 24px;
    color: var(--text-light);
    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn i {
    font-size: 20px;
}

.btn-primary {
    background: var(--gradient-1);
    color: white;
    box-shadow: var(--shadow);
}

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

.btn-secondary {
    background: white;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.hero-illustration {
    position: relative;
    height: 500px;
}

.floating-card {
    position: absolute;
    width: 150px;
    height: 150px;
    background: white;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
    animation: floating 3s ease-in-out infinite;
}

.floating-card i {
    font-size: 60px;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.card-1 {
    top: 50px;
    left: 50px;
    animation-delay: 0s;
}

.card-2 {
    top: 200px;
    right: 50px;
    animation-delay: 1s;
}

.card-3 {
    bottom: 50px;
    left: 150px;
    animation-delay: 2s;
}

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

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 40px;
    color: var(--primary-color);
    animation: bounce 2s infinite;
}

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

.animate-fade-in {
    animation: fadeIn 1s ease-in;
}

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

section {
    padding: 100px 0;
}

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

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, rgba(255, 107, 157, 0.1) 0%, rgba(196, 69, 105, 0.1) 100%);
    color: var(--primary-color);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.section-title {
    font-size: 48px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.title-underline {
    width: 100px;
    height: 4px;
    background: var(--gradient-1);
    margin: 0 auto;
    border-radius: 2px;
}

.presentation {
    background: white;
}

.presentation-content {
    max-width: 900px;
    margin: 0 auto;
}

.lead-text {
    font-size: 20px;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 40px;
    text-align: center;
}

.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.info-card {
    background: linear-gradient(135deg, #fef5f8 0%, #ffe5ec 100%);
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
}

.info-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.info-card i {
    font-size: 48px;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
}

.info-card h3 {
    font-size: 22px;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.info-card p {
    color: var(--text-light);
    line-height: 1.6;
}

.key-points {
    background: linear-gradient(135deg, #fef5f8 0%, #ffffff 100%);
}

.points-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.point-card {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(255, 107, 157, 0.1);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.point-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.point-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.point-icon i {
    font-size: 32px;
    color: white;
}

.point-card h3 {
    font-size: 22px;
    color: var(--text-dark);
    margin-bottom: 15px;
}

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

.resources {
    background: white;
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.resource-card {
    position: relative;
    background: linear-gradient(135deg, #ff6b9d 0%, #c44569 100%);
    border-radius: 25px;
    padding: 40px;
    color: white;
    overflow: hidden;
    transition: all 0.4s ease;
}

.resource-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    transition: all 0.4s ease;
}

.resource-card:hover::before {
    top: -60%;
    right: -60%;
}

.resource-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(255, 107, 157, 0.4);
}

.resource-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 107, 157, 0.9) 0%, rgba(196, 69, 105, 0.9) 100%);
    z-index: 1;
}

.resource-card > * {
    position: relative;
    z-index: 2;
}

.resource-1 {
    background: var(--gradient-1);
}

.resource-2 {
    background: var(--gradient-2);
}

.resource-3 {
    background: var(--gradient-3);
}

.resource-icon {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
}

.resource-icon i {
    font-size: 40px;
    color: white;
}

.resource-card h3 {
    font-size: 26px;
    margin-bottom: 15px;
    font-weight: 700;
}

.resource-card > p {
    font-size: 16px;
    margin-bottom: 25px;
    opacity: 0.95;
}

.resource-topics {
    list-style: none;
    margin-bottom: 30px;
}

.resource-topics li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 15px;
}

.resource-topics i {
    font-size: 20px;
}

.btn-resource {
    background: white;
    color: var(--primary-color);
    width: 100%;
    justify-content: center;
}

.btn-resource:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-3px);
}

.software {
    background: linear-gradient(135deg, #fef5f8 0%, #ffe5ec 100%);
}

.software-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.section-description {
    font-size: 18px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 40px;
}

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

.footer {
    background: linear-gradient(135deg, #2d3436 0%, #1e272e 100%);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 15px;
}

.footer-logo i {
    font-size: 32px;
    color: var(--primary-color);
}

.footer-section p {
    color: #b2bec3;
    margin-bottom: 20px;
}

.footer-section h4 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

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

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section ul li a {
    color: #b2bec3;
    text-decoration: none;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 107, 157, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #b2bec3;
}

.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    padding: 40px;
    border-radius: 25px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.4s ease;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-large {
    max-width: 900px;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 32px;
    font-weight: bold;
    color: var(--text-light);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: var(--light-pink);
    color: var(--primary-color);
    transform: rotate(90deg);
}

.modal-content h2 {
    font-size: 32px;
    margin-bottom: 25px;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: flex;
    align-items: center;
    gap: 15px;
}

.modal-content h2 i {
    -webkit-text-fill-color: var(--primary-color);
}

.modal-body {
    color: var(--text-light);
    line-height: 1.8;
}

.modal-intro {
    font-size: 16px;
    margin-bottom: 30px;
    color: var(--text-light);
}

.video-container {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    margin-bottom: 20px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-description {
    text-align: center;
    color: var(--text-light);
}

.software-list {
    display: grid;
    gap: 20px;
}

.software-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: linear-gradient(135deg, #fef5f8 0%, #ffe5ec 100%);
    border-radius: 15px;
    transition: all 0.3s ease;
}

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

.software-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-1);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.software-icon i {
    font-size: 30px;
    color: white;
}

.software-info h4 {
    font-size: 20px;
    color: var(--text-dark);
    margin-bottom: 5px;
}

.software-info p {
    color: var(--text-light);
    font-size: 14px;
}

.resource-detail h3 {
    font-size: 28px;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.resource-detail p {
    font-size: 16px;
    margin-bottom: 30px;
}

.resource-list {
    list-style: none;
}

.resource-list li {
    padding: 15px;
    background: linear-gradient(135deg, #fef5f8 0%, #ffe5ec 100%);
    border-radius: 10px;
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.resource-list li i {
    font-size: 24px;
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 3px;
}

.resource-list strong {
    color: var(--text-dark);
    display: block;
    margin-bottom: 5px;
}

.external-links {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 2px solid var(--light-pink);
}

.external-links h4 {
    font-size: 20px;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.link-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.link-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
    background: white;
    border: 2px solid var(--primary-color);
    border-radius: 15px;
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 600;
}

.link-btn:hover {
    background: var(--gradient-1);
    color: white;
    transform: translateX(5px);
}

.link-btn i {
    font-size: 24px;
}

@media (max-width: 968px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }

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

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

    .hero-text h1 {
        font-size: 48px;
    }

    .hero-illustration {
        height: 300px;
    }

    .floating-card {
        width: 100px;
        height: 100px;
    }

    .floating-card i {
        font-size: 40px;
    }

    .section-title {
        font-size: 36px;
    }

    .resources-grid,
    .points-grid {
        grid-template-columns: 1fr;
    }

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

    .modal-content {
        padding: 30px 20px;
    }

    .modal-content h2 {
        font-size: 24px;
    }
}

@media (max-width: 600px) {
    .hero-text h1 {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .section-title {
        font-size: 28px;
    }

    .info-cards {
        grid-template-columns: 1fr;
    }

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