/**
 * InvestPro - Landing Page Styles
 */

/* ============================================
   LANDING NAVIGATION
   ============================================ */
.landing-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: rgba(15, 15, 26, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

.landing-nav.scrolled {
    height: 70px;
    background: rgba(15, 15, 26, 0.98);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.75rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-brand i {
    font-size: 2rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-menu .nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu .nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: width 0.3s ease;
}

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero-section {
    margin-top: 80px;
    position: relative;
}

.hero-section .carousel {
    height: calc(100vh - 80px);
    min-height: 600px;
}

.hero-section .carousel-item {
    height: 100%;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.carousel-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-section .carousel-content {
    position: relative;
    z-index: 1;
    padding: 4rem 0;
}

.hero-section .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.carousel-subtitle {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--primary-light);
    margin-bottom: 1.5rem;
    padding: 0.5rem 1rem;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-full);
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.carousel-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #fff 0%, #a1a1aa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    max-width: 700px;
}

.carousel-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-section .btn-primary {
    padding: 1rem 2.5rem;
    font-size: 1rem;
}

.hero-section .btn-primary i {
    margin-left: 0.5rem;
    transition: transform 0.3s ease;
}

.hero-section .btn-primary:hover i {
    transform: translateX(4px);
}

/* ============================================
   CONTAINER
   ============================================ */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ============================================
   SECTIONS COMMON
   ============================================ */
section {
    padding: 6rem 0;
}

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

.section-subtitle {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--primary);
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   STATS SECTION
   ============================================ */
.stats-section {
    background: var(--bg-secondary);
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stats-section .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.stat-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    background: var(--primary-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: white;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features-section {
    background: var(--bg-primary);
}

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

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: 2.5rem;
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

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

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

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(139, 92, 246, 0.2) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary);
    transition: all 0.4s ease;
}

.feature-card:hover .feature-icon {
    background: var(--primary-gradient);
    color: white;
    transform: scale(1.1);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.feature-description {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   PLANS SECTION
   ============================================ */
.plans-section {
    background: var(--bg-secondary);
}

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

.plans-section .plan-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    transition: all 0.4s ease;
    position: relative;
}

.plans-section .plan-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.plans-section .plan-card.featured {
    border-color: var(--primary);
    transform: scale(1.03);
}

.plans-section .plan-card.featured:hover {
    transform: scale(1.03) translateY(-8px);
}

.plans-section .plan-card.featured::before {
    content: 'Most Popular';
    position: absolute;
    top: 0;
    right: 0;
    background: var(--primary-gradient);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-bottom-left-radius: var(--radius-lg);
    z-index: 1;
}

.plans-section .plan-header {
    padding: 2rem;
    text-align: center;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-card) 100%);
    border-bottom: 1px solid var(--border-color);
}

.plans-section .plan-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.plans-section .plan-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.plans-section .plan-price {
    padding: 2rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.plans-section .plan-amount {
    font-size: 1.75rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.plans-section .plan-duration {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.plans-section .plan-profit {
    padding: 1.5rem;
    text-align: center;
    background: rgba(99, 102, 241, 0.05);
    border-bottom: 1px solid var(--border-color);
}

.plans-section .profit-percent {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--success);
    display: block;
}

.plans-section .profit-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.plans-section .plan-features {
    padding: 1.5rem 2rem;
}

.plans-section .plan-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    font-size: 0.9375rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.plans-section .plan-feature:last-child {
    border-bottom: none;
}

.plans-section .plan-feature i {
    color: var(--success);
    font-size: 1rem;
}

.plans-section .plan-footer {
    padding: 1.5rem 2rem;
    border-top: 1px solid var(--border-color);
}

.plans-section .btn-block {
    width: 100%;
}

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */
.how-it-works-section {
    background: var(--bg-primary);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.step-card {
    text-align: center;
    padding: 2rem;
    position: relative;
}

.step-number {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    font-size: 5rem;
    font-weight: 800;
    color: rgba(99, 102, 241, 0.1);
    line-height: 1;
    z-index: 0;
}

.step-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    position: relative;
    z-index: 1;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.step-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.step-description {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* ============================================
   REFERRAL SECTION
   ============================================ */
.referral-section {
    background: var(--bg-secondary);
    padding: 6rem 0;
}

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

.referral-text .section-title {
    text-align: left;
}

.referral-text .section-description {
    text-align: left;
    margin-bottom: 2rem;
}

.referral-levels {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.referral-level {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.25rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
}

.referral-level:hover {
    border-color: var(--primary);
    transform: translateX(8px);
}

.level-percent {
    width: 70px;
    height: 70px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    flex-shrink: 0;
}

.level-info {
    display: flex;
    flex-direction: column;
}

.level-title {
    font-weight: 600;
    font-size: 1.125rem;
}

.level-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

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

.referral-tree {
    position: relative;
    padding: 2rem;
}

.tree-node {
    width: 80px;
    height: 80px;
    background: var(--bg-card);
    border: 2px solid var(--primary);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.tree-node.root {
    width: 100px;
    height: 100px;
    background: var(--primary-gradient);
    color: white;
    font-size: 0.875rem;
    margin: 0 auto 2rem;
}

.tree-node i {
    font-size: 1.5rem;
}

.tree-branches {
    display: flex;
    justify-content: center;
    gap: 3rem;
}

.tree-branch {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.tree-sub-branches {
    display: flex;
    gap: 1.5rem;
}

.tree-sub-branches .tree-node {
    width: 60px;
    height: 60px;
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials-section {
    background: var(--bg-primary);
}

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

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: 2rem;
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

.testimonial-rating {
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.testimonial-text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary);
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: 600;
}

.author-title {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    background: var(--primary-gradient);
    padding: 5rem 0;
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.cta-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

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

.cta-buttons .btn-primary:hover {
    background: var(--bg-primary);
}

.cta-buttons .btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.cta-buttons .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--bg-secondary);
    padding: 5rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.footer-description {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.footer-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

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

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

.footer-links a {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ============================================
   WHATSAPP PANEL
   ============================================ */
.whatsapp-panel {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1000;
}

.whatsapp-button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25d366;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: white;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
    animation: whatsapp-pulse 2s infinite;
}

@keyframes whatsapp-pulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6); }
}

.whatsapp-button:hover {
    transform: scale(1.1);
}

.whatsapp-chat {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 320px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-xl);
}

.whatsapp-panel.active .whatsapp-chat {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.whatsapp-header {
    background: #075e54;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.whatsapp-header-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #128c7e;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
}

.whatsapp-header-info {
    flex: 1;
}

.whatsapp-header-title {
    font-weight: 600;
    color: white;
    font-size: 0.9375rem;
}

.whatsapp-header-status {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.7);
}

.whatsapp-body {
    padding: 1rem;
    min-height: 200px;
    background: #0b141a;
}

.whatsapp-message {
    background: #202c33;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-lg);
    margin-bottom: 0.5rem;
    max-width: 80%;
}

.whatsapp-message p {
    font-size: 0.875rem;
    color: white;
    margin-bottom: 0.25rem;
}

.whatsapp-time {
    font-size: 0.6875rem;
    color: var(--text-muted);
}

.whatsapp-footer {
    padding: 1rem;
    background: var(--bg-tertiary);
}

.whatsapp-footer .btn {
    width: 100%;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1200px) {
    .features-grid,
    .plans-section .plans-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-section .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .nav-menu,
    .nav-actions {
        display: none;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .carousel-title {
        font-size: 2.5rem;
    }
    
    .referral-content {
        grid-template-columns: 1fr;
    }
    
    .referral-visual {
        display: none;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-slider {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .features-grid,
    .plans-section .plans-grid,
    .steps-grid,
    .stats-section .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .carousel-title {
        font-size: 2rem;
    }
    
    .carousel-description {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cta-title {
        font-size: 1.75rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .whatsapp-chat {
        right: -1rem;
        width: calc(100vw - 2rem);
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center {
    text-align: center;
}

.mt-2 {
    margin-top: 2rem;
}

.btn-block {
    width: 100%;
}