/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 16px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-main);
}

.logo img {
    height: 32px;
    width: auto;
}

.nav-menu {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-main);
}

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

.burger-menu {
    display: none;
}

/* Hero Section */
.hero {
    padding-top: 160px;
    padding-bottom: 100px;
    text-align: center;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto 60px;
}

.hero h1 {
    margin-bottom: 24px;
    background: linear-gradient(135deg, #1c1c1e 0%, #3a3a3c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.hero-image {
    max-width: 1000px;
    margin: 0 auto;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

/* Problem Section */
.problem-section {
    padding: var(--section-padding);
    background-color: #fff;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}

.problem-card {
    text-align: center;
    padding: 30px;
    border-radius: 20px;
    background-color: var(--bg-light);
    transition: transform 0.3s;
}

.problem-card:hover {
    transform: translateY(-5px);
}

.problem-icon {
    font-size: 48px;
    margin-bottom: 20px;
    color: var(--danger-color);
}

/* Solution / Advantages */
.advantages-section {
    padding: var(--section-padding);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.advantage-card {
    background: #fff;
    padding: 40px;
    border-radius: 24px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.advantage-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.advantage-icon {
    width: 60px;
    height: 60px;
    background: rgba(0, 136, 204, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--primary-color);
    font-size: 24px;
}

/* Steps / Instruction */
.steps-section {
    padding: var(--section-padding);
    background-color: #fff;
}

.steps-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
}

.step-item {
    flex: 1;
    text-align: center;
    position: relative;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin: 0 auto 20px;
}

.step-image {
    margin-top: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

/* Tariffs */
.tariffs-section {
    padding: var(--section-padding);
    background-color: var(--bg-light);
}

.tariffs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    align-items: center;
}

.tariff-card {
    background: #fff;
    padding: 40px;
    border-radius: 24px;
    box-shadow: var(--shadow-md);
    text-align: center;
    height: 100%;
    position: relative;
    border: 2px solid transparent;
    transition: transform 0.3s;
}

.tariff-card:hover {
    transform: translateY(-8px);
}

.tariff-card.popular {
    border-color: var(--primary-color);
    transform: scale(1.05);
    z-index: 10;
}

.tariff-card.popular:hover {
    transform: scale(1.05) translateY(-8px);
}

.badge-popular {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: #fff;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.tariff-period {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-main);
}

.tariff-price {
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 5px;
}

.tariff-price small {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.tariff-save {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 30px;
    display: block;
}

.tariff-features {
    text-align: left;
    margin-bottom: 30px;
}

.tariff-features li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    color: var(--text-secondary);
}

.tariff-features li::before {
    content: "✓";
    color: var(--primary-color);
    font-weight: bold;
    margin-right: 10px;
}

/* Offer */
.offer-section {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, #005a87 100%);
    color: #fff;
    text-align: center;
}

.offer-content h2 {
    color: #fff;
    margin-bottom: 20px;
}

.offer-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.25rem;
    margin-bottom: 30px;
}

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

.btn-white:hover {
    background-color: rgba(255, 255, 255, 0.9);
}

/* Platform Select */
.platforms-section {
    padding: var(--section-padding);
}

.platforms-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
}

.platform-card {
    flex: 0 1 300px;
    text-align: center;
    padding: 30px;
    background: #fff;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.platform-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.platform-icon {
    font-size: 40px;
    margin-bottom: 20px;
    display: block;
}

/* FAQ */
.faq-section {
    padding: var(--section-padding);
    background-color: #fff;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
}

.faq-question {
    padding: 24px 0;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question::after {
    content: "+";
    font-size: 1.5rem;
    font-weight: 400;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding-bottom: 24px;
}

details[open] .faq-answer {
    max-height: 200px;
    /* Adjust as needed */
}

/* Footer */
.footer {
    padding: 60px 0 30px;
    background-color: var(--bg-light);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
}

.footer-links h4 {
    margin-bottom: 20px;
}

.footer-links ul li {
    margin-bottom: 10px;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Locations Section */
.locations-section {
    padding: 80px 0;
    background-color: #0f1214;
    /* Dark background from screenshot */
    color: #fff;
    overflow: hidden;
    position: relative;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.locations-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 60px;
}

.locations-content {
    flex: 1;
}

.locations-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 40px;
    color: #fff;
}

.locations-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.location-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 99px;
    font-size: 0.95rem;
    color: #fff;
    transition: all 0.3s ease;
    cursor: default;
}

.location-tag:hover {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
}

.location-flag {
    font-size: 1.1rem;
    line-height: 1;
}

.locations-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.globe-placeholder {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle at 30% 30%, #4a90e2, #003366);
    border-radius: 50%;
    box-shadow: 0 0 60px rgba(0, 136, 204, 0.4);
    position: relative;
    overflow: hidden;
}

/* Simple continent shapes for CSS globe */
.globe-placeholder::before {
    content: "";
    position: absolute;
    top: 20%;
    left: 20%;
    width: 50%;
    height: 40%;
    background: #50a35e;
    border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
    opacity: 0.9;
}

.globe-placeholder::after {
    content: "";
    position: absolute;
    bottom: 20%;
    right: 20%;
    width: 40%;
    height: 30%;
    background: #50a35e;
    border-radius: 60% 40% 30% 70% / 50% 30% 50% 50%;
    opacity: 0.9;
}