/* ============================================
   MODERN ANIMATIONS & KEYFRAMES
   ============================================ */

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

@keyframes floatSlow {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(3deg);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(99, 102, 241, 0.6);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Animation Classes */
.animate-slide-up {
    animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
    will-change: transform, opacity;
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out forwards;
    opacity: 0;
    will-change: opacity;
}

.animate-gradient {
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
    will-change: background-position;
}

.animate-float {
    animation: float 6s ease-in-out infinite;
    will-change: transform;
}

/* ============================================
   PARTICLE CANVAS
   ============================================ */
.particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 0;
    pointer-events: none;
    opacity: 0.6;
    will-change: transform;
}

/* ============================================
   NAVIGATION ENHANCEMENTS
   ============================================ */
.nav-btn-primary {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white !important;
    border-radius: var(--radius-full);
    padding: 0.625rem 1.5rem !important;
    font-weight: 700;
    transition: all var(--transition-base);
    backface-visibility: hidden;
    transform: translate3d(0, 0, 0);
}

.nav-btn-primary:hover {
    transform: translate3d(0, -2px, 0);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.nav-btn-primary::before {
    display: none;
}

.btn-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s;
}

.nav-btn-primary:hover .btn-shine {
    left: 100%;
}

.mobile-menu {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    transform: translateX(100%);
    transition: transform var(--transition-smooth);
    z-index: 999;
    pointer-events: none;
}

.mobile-menu.active {
    transform: translateX(0);
    pointer-events: all;
}

.mobile-menu-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
}

.mobile-menu-content {
    position: absolute;
    top: 0;
    right: 0;
    width: 280px;
    height: 100%;
    background: white;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    box-shadow: -10px 0 50px rgba(0, 0, 0, 0.2);
}

.mobile-link {
    padding: 1rem;
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.mobile-link:hover {
    background: var(--gray-100);
    color: var(--primary);
    transform: translateX(5px);
}

.mobile-link-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white !important;
    text-align: center;
    font-weight: 700;
}

.mobile-link-primary:hover {
    transform: translateX(0) scale(1.02);
}

/* ============================================
   HERO SECTION ENHANCEMENTS
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 0 4rem;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 8s ease-in-out infinite;
    will-change: transform;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    top: -100px;
    left: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    top: 50%;
    right: -100px;
    animation-delay: 2s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    bottom: -100px;
    left: 50%;
    animation-delay: 4s;
}

.grid-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: slideDown 20s linear infinite;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-900);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
}

.badge-icon {
    font-size: 1.2rem;
    animation: pulse 2s ease-in-out infinite;
}

.badge-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
    animation: shimmer 3s infinite;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 900;
    line-height: 1.1;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    animation: gradientShift 5s ease infinite;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: var(--font-size-base);
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: var(--font-size-lg);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5);
}

.btn-secondary {
    background: white;
    color: var(--gray-900);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 2px solid var(--gray-200);
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    border-color: var(--primary);
}

.btn-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.3), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.btn-primary:hover .btn-glow {
    opacity: 1;
}

.btn-arrow {
    transition: transform var(--transition-base);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

.btn-hover-lift {
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-hover-lift:hover {
    transform: translateY(-4px);
}

/* Trust Indicators */
.trust-indicators {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    font-weight: 600;
}

.trust-icon {
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 900;
}

/* ============================================
   HERO VISUAL - FLOATING CARDS
   ============================================ */
.hero-visual {
    position: relative;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-2xl);
    padding: 1.5rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.floating-card:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.20);
}

.card-glow {
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: var(--radius-2xl);
    opacity: 0;
    z-index: -1;
    filter: blur(20px);
    transition: opacity var(--transition-base);
}

.floating-card:hover .card-glow {
    opacity: 0.5;
}

.card-content {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.card-icon-wrapper {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}

.card-icon {
    font-size: 2rem;
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.card-subtitle {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

.card-1 {
    top: 10%;
    left: 0;
    animation: floatSlow 6s ease-in-out infinite;
}

.card-2 {
    top: 50%;
    left: 10%;
    animation: floatSlow 8s ease-in-out infinite;
    animation-delay: 1s;
}

.card-3 {
    top: 70%;
    left: 5%;
    animation: floatSlow 7s ease-in-out infinite;
    animation-delay: 2s;
}

/* ============================================
   PHONE MOCKUP
   ============================================ */
.phone-mockup {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    animation: float 8s ease-in-out infinite;
}

.phone-frame {
    width: 300px;
    height: 600px;
    background: linear-gradient(145deg, #1f2937, #111827);
    border-radius: 3rem;
    padding: 1rem;
    box-shadow: 
        0 30px 80px rgba(0, 0, 0, 0.3),
        inset 0 0 0 2px rgba(255, 255, 255, 0.1);
    position: relative;
}

.phone-notch {
    position: absolute;
    top: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 28px;
    background: #000;
    border-radius: 0 0 20px 20px;
    z-index: 2;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f9fafb 0%, #ffffff 100%);
    border-radius: 2.5rem;
    overflow: hidden;
    position: relative;
}

.app-header {
    padding: 3rem 1.5rem 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.app-time {
    font-size: 0.75rem;
    text-align: center;
    margin-bottom: 1rem;
}

.app-title {
    font-size: 1.5rem;
    font-weight: 900;
    text-align: center;
}

.app-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 900;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ============================================
   SCROLL INDICATOR
   ============================================ */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.6;
    animation: float 3s ease-in-out infinite;
}

.mouse {
    width: 24px;
    height: 36px;
    border: 2px solid var(--gray-400);
    border-radius: 12px;
    position: relative;
}

.wheel {
    width: 3px;
    height: 8px;
    background: var(--gray-400);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 1.5s ease-in-out infinite;
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(12px);
    }
}

.scroll-text {
    font-size: var(--font-size-xs);
    color: var(--gray-600);
    font-weight: 600;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-visual {
        height: 400px;
    }
    
    .phone-mockup {
        position: relative;
        transform: none;
        margin: 0 auto;
    }
    
    .floating-card {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero {
        padding: 6rem 0 3rem;
        min-height: auto;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .trust-indicators {
        flex-direction: column;
        gap: 1rem;
    }
    
    .phone-frame {
        width: 250px;
        height: 500px;
    }
    
    .phone-mockup {
        transform: scale(0.85);
    }
}

@media (max-width: 480px) {
    .hero-badge {
        font-size: 0.75rem;
        padding: 0.5rem 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: var(--font-size-base);
    }
    
    .btn-large {
        padding: 1rem 1.5rem;
        font-size: var(--font-size-base);
    }
}