/* ===================================
   RESET & BASE STYLES
   =================================== */

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

:root {
    /* Revolut Brand Colors */
    --primary-color: #0075EB;
    --primary-dark: #0052A3;
    --secondary-color: #7B61FF;
    --accent-color: #00D67E;
    --accent-dark: #00B368;
    
    /* UI Colors */
    --bg-color: #FFFFFF;
    --bg-light: #F5F7FA;
    --bg-card: #FFFFFF;
    --text-primary: #1A1A1A;
    --text-secondary: #6B7280;
    --border-color: #E5E7EB;
    
    /* Messaging Colors */
    --whatsapp: #25D366;
    --telegram: #0088cc;
    --warning: #FFA726;
    
    /* Spacing */
    --section-padding: 80px 20px;
    --container-max-width: 1200px;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

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

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

/* ===================================
   TYPOGRAPHY
   =================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

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

/* ===================================
   BUTTONS
   =================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--text-primary);
    box-shadow: 0 4px 15px rgba(0, 117, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 117, 235, 0.4);
}

.btn-large {
    padding: 18px 36px;
    font-size: 18px;
    border-radius: 14px;
}

.btn-header {
    padding: 10px 20px;
    font-size: 14px;
}

/* ===================================
   STICKY HEADER
   =================================== */

.sticky-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 15px 0;
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 10px;
    font-size: 24px;
    font-weight: 800;
}

/* ===================================
   HERO SECTION
   =================================== */

.hero {
    padding: 120px 20px 80px;
    background: radial-gradient(circle at 20% 50%, rgba(0, 117, 235, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(123, 97, 255, 0.1) 0%, transparent 50%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    z-index: 2;
}

.badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(0, 214, 126, 0.15);
    color: var(--accent-color);
    border: 1px solid var(--accent-color);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero-title {
    font-size: 56px;
    margin-bottom: 10px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 32px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.hero-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.8;
}

.hero-cta {
    margin-bottom: 30px;
}

.cta-subtext {
    margin-top: 15px;
    font-size: 14px;
    color: var(--text-secondary);
}

.cta-subtext span {
    color: var(--accent-color);
    font-weight: 600;
}

.trust-indicators {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
}

.trust-item i {
    color: var(--accent-color);
    font-size: 18px;
}

/* Hero Image Animation */

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

.gift-box {
    position: relative;
    width: 400px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gift-icon {
    font-size: 180px;
    color: var(--primary-color);
    opacity: 0.9;
    animation: float 3s ease-in-out infinite;
}

.floating-coin {
    position: absolute;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-dark) 100%);
    color: var(--text-primary);
    font-size: 24px;
    font-weight: 800;
    padding: 20px 25px;
    border-radius: 50%;
    box-shadow: 0 10px 30px rgba(0, 214, 126, 0.3);
    animation: bounce 2s ease-in-out infinite;
}

.coin-1 {
    top: 20%;
    right: 10%;
    animation-delay: 0s;
}

.coin-2 {
    bottom: 20%;
    left: 10%;
    animation-delay: 1s;
}

.floating-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.3;
    animation: float 4s ease-in-out infinite;
}

.shape-1 {
    width: 80px;
    height: 80px;
    background: var(--secondary-color);
    top: 10%;
    left: 5%;
    animation-delay: 0.5s;
}

.shape-2 {
    width: 60px;
    height: 60px;
    background: var(--accent-color);
    bottom: 15%;
    right: 5%;
    animation-delay: 1.5s;
}

/* ===================================
   HOW IT WORKS SECTION
   =================================== */

.how-it-works {
    padding: var(--section-padding);
    background-color: var(--bg-light);
}

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

.section-title {
    font-size: 42px;
    margin-bottom: 15px;
}

.section-description {
    font-size: 18px;
    color: var(--text-secondary);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.step {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    position: relative;
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.step:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 117, 235, 0.15);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(0, 117, 235, 0.3);
}

.step-icon {
    font-size: 60px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.step-title {
    font-size: 22px;
    margin-bottom: 15px;
}

.step-description {
    color: var(--text-secondary);
    margin-bottom: 15px;
    line-height: 1.6;
}

.step-note {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(0, 117, 235, 0.1);
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 8px;
    font-size: 13px;
    margin-top: 10px;
}

.step-note.warning {
    background: rgba(255, 167, 38, 0.1);
    border-color: var(--warning);
    color: var(--warning);
}

/* Signup Box */

.signup-box {
    background: linear-gradient(135deg, rgba(0, 117, 235, 0.08) 0%, rgba(123, 97, 255, 0.08) 100%);
    border: 2px solid var(--primary-color);
    border-radius: 20px;
    padding: 50px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 117, 235, 0.1);
}

.signup-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 117, 235, 0.1) 0%, transparent 70%);
    animation: rotate 15s linear infinite;
}

.signup-content {
    position: relative;
    z-index: 1;
}

.signup-title {
    font-size: 32px;
    margin-bottom: 15px;
}

.signup-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.signup-disclaimer {
    margin-top: 15px;
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===================================
   CONTACT FOR PAYMENT SECTION
   =================================== */

.contact-payment {
    padding: var(--section-padding);
    background-color: var(--bg-color);
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.contact-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    display: block;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-card.whatsapp {
    border-color: var(--whatsapp);
}

.contact-card.whatsapp:hover {
    background: rgba(37, 211, 102, 0.05);
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.15);
}

.contact-card.telegram {
    border-color: var(--telegram);
}

.contact-card.telegram:hover {
    background: rgba(0, 136, 204, 0.05);
    box-shadow: 0 10px 30px rgba(0, 136, 204, 0.15);
}

.contact-icon {
    font-size: 80px;
    margin-bottom: 20px;
}

.contact-card.whatsapp .contact-icon {
    color: var(--whatsapp);
}

.contact-card.telegram .contact-icon {
    color: var(--telegram);
}

.contact-title {
    font-size: 28px;
    margin-bottom: 10px;
}

.contact-description {
    color: var(--text-secondary);
    margin-bottom: 25px;
    font-size: 16px;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 10px;
    font-weight: 600;
    transition: var(--transition);
}

.contact-card:hover .contact-btn {
    background: rgba(0, 0, 0, 0.08);
}

/* Payment Info */

.payment-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.info-card {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.info-card i {
    font-size: 36px;
    color: var(--accent-color);
}

.info-content h4 {
    font-size: 16px;
    margin-bottom: 5px;
}

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

/* ===================================
   FAQ SECTION
   =================================== */

.faq {
    padding: var(--section-padding);
    background-color: var(--bg-light);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    margin-bottom: 20px;
    overflow: hidden;
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.faq-item:hover {
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 25px 30px;
    cursor: pointer;
    user-select: none;
}

.faq-question h3 {
    font-size: 18px;
    font-weight: 600;
}

.faq-question i {
    color: var(--primary-color);
    font-size: 18px;
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

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

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 30px 25px 30px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ===================================
   FINAL CTA SECTION
   =================================== */

.final-cta {
    padding: var(--section-padding);
    background: radial-gradient(circle at 50% 50%, rgba(0, 117, 235, 0.15) 0%, transparent 70%);
}

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

.cta-title {
    font-size: 42px;
    margin-bottom: 20px;
}

.cta-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

/* Countdown Timer */

.countdown-timer {
    margin-top: 40px;
    padding: 30px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.countdown-label {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.countdown-values {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 80px;
}

.countdown-value {
    font-size: 40px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.countdown-unit {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 5px;
}

/* ===================================
   FOOTER
   =================================== */

.footer {
    padding: 60px 20px 30px;
    background-color: var(--bg-light);
    border-top: 1px solid var(--border-color);
}

.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: 20px;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-title {
    font-size: 18px;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: var(--text-secondary);
    transition: var(--transition);
}

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

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-size: 20px;
    transition: var(--transition);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.social-link:hover {
    transform: translateY(-3px);
    border-color: var(--primary-color);
    color: var(--primary-color);
    box-shadow: 0 4px 8px rgba(0, 117, 235, 0.15);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer-disclaimer {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 15px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.footer-copyright {
    color: var(--text-secondary);
    font-size: 14px;
}

/* ===================================
   SCROLL TO TOP BUTTON
   =================================== */

.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--text-primary);
    border: none;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    box-shadow: 0 4px 15px rgba(0, 117, 235, 0.3);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 117, 235, 0.4);
}

/* ===================================
   ANIMATIONS
   =================================== */

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

@keyframes bounce {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-15px) scale(1.05);
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-image {
        order: -1;
    }
    
    .gift-box {
        width: 300px;
        height: 300px;
    }
    
    .gift-icon {
        font-size: 140px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px 20px;
    }
    
    .hero {
        padding: 100px 20px 60px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 24px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .section-description {
        font-size: 16px;
    }
    
    .steps {
        grid-template-columns: 1fr;
    }
    
    .contact-methods {
        grid-template-columns: 1fr;
    }
    
    .payment-info {
        grid-template-columns: 1fr;
    }
    
    .trust-indicators {
        flex-direction: column;
        gap: 15px;
    }
    
    .btn-large {
        padding: 16px 28px;
        font-size: 16px;
        width: 100%;
    }
    
    .countdown-values {
        gap: 10px;
    }
    
    .countdown-item {
        min-width: 70px;
    }
    
    .countdown-value {
        font-size: 32px;
    }
    
    .cta-title {
        font-size: 32px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .gift-box {
        width: 250px;
        height: 250px;
    }
    
    .gift-icon {
        font-size: 100px;
    }
    
    .floating-coin {
        font-size: 18px;
        padding: 15px 20px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 20px;
    }
    
    .section-title {
        font-size: 26px;
    }
    
    .btn {
        font-size: 14px;
    }
    
    .logo-text {
        display: none;
    }
    
    .scroll-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

/* ===================================
   ACCESSIBILITY
   =================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}