/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Brand Colors from Logo */
    --primary-dark: #2C2E47;
    --primary-blue: #24ABDC;
    --accent-green: #9CCE7B;
    --accent-teal: #5FC19E;
    --accent-yellow: #F5C160;
    --accent-orange: #F09946;
    --accent-red: #EF4952;

    /* Neutral Colors */
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --medium-gray: #E9ECEF;
    --text-gray: #6C757D;
    --border-gray: #DEE2E6;

    /* Spacing */
    --section-padding: 80px 20px;
    --container-max-width: 1200px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--primary-dark);
    background-color: var(--white);
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header and Navigation */
header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    padding: 20px 0;
}

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

.logo img {
    height: 60px;
    width: auto;
    transition: transform 0.3s ease;
}

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

.language-switcher {
    display: flex;
    gap: 10px;
}

.lang-btn {
    padding: 8px 16px;
    border: 2px solid var(--primary-dark);
    background-color: var(--white);
    color: var(--primary-dark);
    font-weight: 600;
    cursor: pointer;
    border-radius: 5px;
    transition: all 0.3s ease;
    font-size: 14px;
}

.lang-btn:hover {
    background-color: var(--primary-dark);
    color: var(--white);
}

.lang-btn.active {
    background-color: var(--primary-dark);
    color: var(--white);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #3a3d5f 100%);
    color: var(--white);
    padding: 100px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.4;
}

.dots-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle, rgba(255, 255, 255, 0.15) 1px, transparent 1px);
    background-size: 30px 30px;
    animation: movePattern 60s linear infinite;
}

.gradient-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    animation: float 20s ease-in-out infinite;
}

.circle-1 {
    width: 400px;
    height: 400px;
    background: var(--primary-blue);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.circle-2 {
    width: 300px;
    height: 300px;
    background: var(--accent-teal);
    bottom: -50px;
    left: -50px;
    animation-delay: 3s;
}

.circle-3 {
    width: 250px;
    height: 250px;
    background: var(--accent-yellow);
    top: 50%;
    left: 10%;
    animation-delay: 6s;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-logo {
    margin-bottom: 40px;
}

.hero-logo img {
    height: 180px;
    width: auto;
    animation: fadeInScale 1s ease-out;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.3));
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.price-tag {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-yellow);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 15px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #1a8bb8;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(36, 171, 220, 0.3);
}

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

.btn-secondary:hover {
    background-color: var(--primary-dark);
    color: var(--white);
    transform: translateY(-2px);
}

/* Section Titles */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: var(--primary-dark);
}

/* Features Section */
.features {
    padding: var(--section-padding);
    background-color: var(--light-gray);
    position: relative;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(36, 171, 220, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(95, 193, 158, 0.03) 0%, transparent 50%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    text-align: center;
    border-top: 4px solid var(--primary-blue);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-teal), var(--accent-green));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.feature-card:nth-child(1) { border-top-color: var(--primary-blue); }
.feature-card:nth-child(2) { border-top-color: var(--accent-teal); }
.feature-card:nth-child(3) { border-top-color: var(--accent-green); }
.feature-card:nth-child(4) { border-top-color: var(--accent-yellow); }
.feature-card:nth-child(5) { border-top-color: var(--accent-orange); }
.feature-card:nth-child(6) { border-top-color: var(--accent-red); }

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--primary-dark);
}

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

/* Pricing Section */
.pricing {
    padding: var(--section-padding);
    background-color: var(--white);
}

.pricing-card {
    max-width: 500px;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--primary-dark) 0%, #3a3d5f 100%);
    color: var(--white);
    padding: 50px 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.price {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 30px;
    display: flex;
    justify-content: center;
    align-items: baseline;
    gap: 5px;
}

.price .currency {
    font-size: 2rem;
}

.price .amount {
    color: var(--accent-yellow);
}

.price .period {
    font-size: 1.5rem;
    font-weight: 400;
}

.pricing-features {
    list-style: none;
    text-align: left;
}

.pricing-features li {
    padding: 12px 0;
    font-size: 1.1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.pricing-features li:last-child {
    border-bottom: none;
}

/* CTA Section */
.cta-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--accent-teal) 0%, var(--primary-blue) 100%);
    color: var(--white);
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 1.3rem;
    margin-bottom: 30px;
    opacity: 0.95;
}

/* Footer */
footer {
    background-color: var(--primary-dark);
    color: var(--white);
    padding: 40px 20px;
    text-align: center;
}

footer p {
    margin-bottom: 10px;
    opacity: 0.9;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

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

    .hero-logo img {
        height: 120px;
    }

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

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

    .logo img {
        height: 50px;
    }

    .price {
        font-size: 3rem;
    }

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

    .gradient-circle {
        filter: blur(40px);
    }

    .circle-1 {
        width: 250px;
        height: 250px;
    }

    .circle-2 {
        width: 200px;
        height: 200px;
    }

    .circle-3 {
        width: 150px;
        height: 150px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 60px 20px;
    }

    .hero h1 {
        font-size: 1.6rem;
    }

    .hero-logo img {
        height: 100px;
    }

    .lang-btn {
        padding: 6px 12px;
        font-size: 12px;
    }

    .btn {
        padding: 12px 30px;
        font-size: 1rem;
    }

    .dots-pattern {
        background-size: 20px 20px;
    }
}

/* Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card {
    animation: fadeInUp 0.6s ease-out;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }
.feature-card:nth-child(5) { animation-delay: 0.5s; }
.feature-card:nth-child(6) { animation-delay: 0.6s; }

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

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(30px, -30px) scale(1.1);
    }
    50% {
        transform: translate(-20px, 20px) scale(0.9);
    }
    75% {
        transform: translate(20px, 30px) scale(1.05);
    }
}

@keyframes movePattern {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 30px 30px;
    }
}