/* Modern ElBiz Landing Page Styles */

* {
    scroll-behavior: smooth;
}

body {
    line-height: 1.6;
    font-family: 'Inter', sans-serif;
}

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

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

@keyframes gradient-x {
    0%, 100% {
        transform: translateX(-50%);
    }
    50% {
        transform: translateX(50%);
    }
}

/* Modern Navigation Styles */
.modern-nav-link {
    position: relative;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(8px);
}

.modern-nav-link:hover {
    transform: translateY(-1px);
}

.mobile-nav-link {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Modern Glassmorphism */
.glass {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

/* Hero Section Animations */
.hero-text {
    animation: fadeInUp 1s ease-out;
}

.hero-image {
    animation: slideInRight 1s ease-out;
}

.hero-phone {
    animation: float 3s ease-in-out infinite;
}

/* Modern Feature Cards */
.feature-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

/* Screenshot Cards */
.screenshot-card {
    transition: all 0.3s ease;
}

.screenshot-card:hover {
    transform: translateY(-5px) scale(1.02);
}

/* Social Links */
.social-link {
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
}

.social-link:hover {
    transform: translateY(-3px) scale(1.1);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

/* Form Styles */
input[type="text"],
input[type="email"],
textarea {
    transition: all 0.3s ease;
}

input[type="text"]:focus,
input[type="email"]:focus,
textarea:focus {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.1);
}

/* Modern Button Styles */
.modern-btn {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.modern-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1), height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translate(-50%, -50%);
}

.modern-btn:hover::before {
    width: 300px;
    height: 300px;
}

.modern-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Loading Animation */
.loading {
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #ffffff;
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive Design Improvements */
@media (max-width: 768px) {
    .hero-phone {
        max-width: 280px;
    }
    
    .feature-card {
        margin-bottom: 1rem;
    }
    
    .social-link {
        width: 50px;
        height: 50px;
    }
}

@media (max-width: 480px) {
    .hero-phone {
        max-width: 240px;
    }
    
    h1 {
        font-size: 2.5rem !important;
    }
    
    h2 {
        font-size: 2rem !important;
    }
}

/* Scroll Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Custom Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Custom Shadows */
.custom-shadow {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.custom-shadow-lg {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* Parallax Effect */
.parallax {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #2563eb;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #1d4ed8;
}

/* Success Message */
.success-message {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-top: 1rem;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.success-message.show {
    opacity: 1;
    transform: translateY(0);
}

/* Error Message */
.error-message {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-top: 1rem;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.error-message.show {
    opacity: 1;
    transform: translateY(0);
}

/* Backdrop Blur */
.backdrop-blur {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Custom Grid */
.custom-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

@media (max-width: 640px) {
    .custom-grid {
        grid-template-columns: 1fr;
    }
}

/* Print Styles */
@media print {
    .no-print {
        display: none !important;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .dark-mode-text {
        color: #f9fafb;
    }
    
    .dark-mode-bg {
        background-color: #1f2937;
    }
}

/* Accessibility Improvements */
.focus-visible:focus {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .feature-card {
        border: 2px solid #000;
    }
    
    .social-link {
        border: 2px solid #000;
    }
}