/* ========================================
   🎨 DESIGN ENHANCEMENTS & FINE-TUNING
   Enhanced buttons, cards, animations, and performance
   ======================================== */

/* ===== Enhanced Button Styles ===== */
/* Scoped to avoid conflicts with specific button animations */
.pricing-section .btn,
.testimonials-section .btn,
.comparison-section .btn {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    text-decoration: none;
}

/* Button Ripple Effect - scoped to avoid conflicts */
.pricing-section .btn::before,
.testimonials-section .btn::before,
.comparison-section .btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    z-index: 0;
}

.pricing-section .btn:active::before,
.testimonials-section .btn:active::before,
.comparison-section .btn:active::before {
    width: 300px;
    height: 300px;
}

/* Enhanced Primary Button */
.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
    position: relative;
}

.btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.6);
}

.btn-primary:active {
    transform: translateY(-1px) scale(0.98);
}

/* Enhanced Outline Button */
.btn-outline {
    border: 2px solid;
    border-image: linear-gradient(135deg, var(--primary), var(--secondary)) 1;
    background: rgba(139, 92, 246, 0.05);
    backdrop-filter: blur(10px);
    position: relative;
}

.btn-outline::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: inherit;
    z-index: -1;
}

.btn-outline:hover::before {
    opacity: 1;
}

.btn-outline:hover {
    color: white;
    border-image: none;
    border-color: transparent;
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.4);
}

/* Button Loading State */
.btn.loading {
    pointer-events: none;
    opacity: 0.7;
    position: relative;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.6s linear infinite;
}

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

/* ===== Enhanced Card Styles ===== */
.card,
.feature-card,
.pricing-card,
.benchmark-card,
.testimonial-card {
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
}

/* Card Hover Glow Effect */
.card::before,
.feature-card::before,
.pricing-card::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
    filter: blur(20px);
}

.card:hover::before,
.feature-card:hover::before,
.pricing-card:hover::before {
    opacity: 0.6;
}

.card:hover,
.feature-card:hover,
.pricing-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(139, 92, 246, 0.3);
}

/* Card Shine Effect */
.card::after,
.feature-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.1) 50%,
        transparent 70%
    );
    transform: translateX(-100%) translateY(-100%) rotate(45deg);
    transition: transform 0.6s ease;
}

.card:hover::after,
.feature-card:hover::after {
    transform: translateX(100%) translateY(100%) rotate(45deg);
}

/* ===== Enhanced Text Animations ===== */
.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 3s ease infinite;
}

@keyframes gradient-shift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

/* Text Reveal Animation */
[data-scroll="fade-up"] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

[data-scroll="fade-up"].visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger Animation Delays */
[data-scroll-delay="0.1s"].visible { transition-delay: 0.1s; }
[data-scroll-delay="0.2s"].visible { transition-delay: 0.2s; }
[data-scroll-delay="0.3s"].visible { transition-delay: 0.3s; }
[data-scroll-delay="0.4s"].visible { transition-delay: 0.4s; }
[data-scroll-delay="0.5s"].visible { transition-delay: 0.5s; }
[data-scroll-delay="0.6s"].visible { transition-delay: 0.6s; }
[data-scroll-delay="0.7s"].visible { transition-delay: 0.7s; }

/* ===== Enhanced Link Hover Effects ===== */
/* Exclude navbar links, buttons, and logo */
a:not(.btn):not(.logo):not(.nav-links a):not(.nav-cta):not(.nav-link-auth) {
    position: relative;
    transition: color 0.3s ease;
}

a:not(.btn):not(.logo):not(.nav-links a):not(.nav-cta):not(.nav-link-auth)::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: width 0.3s ease;
}

a:not(.btn):not(.logo):not(.nav-links a):not(.nav-cta):not(.nav-link-auth):hover::after {
    width: 100%;
}

/* ===== Enhanced Input Fields ===== */
input[type="text"],
input[type="email"],
input[type="password"],
textarea {
    transition: all 0.3s ease;
    position: relative;
}

input:focus,
textarea:focus {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(139, 92, 246, 0.3);
    border-color: var(--primary);
}

/* Input Glow Effect */
.form-group {
    position: relative;
}

.form-group::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
    filter: blur(10px);
}

.form-group:focus-within::before {
    opacity: 0.5;
}

/* ===== Enhanced Icon Animations ===== */
.fas,
.fab,
i[class*="fa-"] {
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

.feature-icon i,
.benchmark-icon i {
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.feature-card:hover .feature-icon i,
.benchmark-card:hover .benchmark-icon i {
    transform: scale(1.2) rotate(5deg);
}

/* ===== Enhanced Smooth Scrolling ===== */
/* Smooth scrolling is handled in style.css */

/* ===== Performance Optimizations ===== */

/* GPU Acceleration for Animations */
.btn,
.card,
.feature-card,
.pricing-card,
[data-scroll] {
    will-change: transform;
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-font-smoothing: subpixel-antialiased;
}

/* Reduce paint operations */
.btn,
.card {
    contain: layout style paint;
}

/* ===== Micro-interactions ===== */

/* Button Press Effect */
.btn:active {
    transform: translateY(0) scale(0.95);
    transition-duration: 0.1s;
}

/* Card Tilt Effect on Hover */
@media (hover: hover) and (pointer: fine) {
    .pricing-card,
    .feature-card {
        transition: transform 0.1s ease;
    }
}

/* Pulse Animation for CTA Buttons */
@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
    }
    50% {
        box-shadow: 0 4px 25px rgba(139, 92, 246, 0.7);
    }
}

.btn-primary.pulse {
    animation: pulse-glow 2s ease-in-out infinite;
}

/* ===== Enhanced Testimonial Cards ===== */
.testimonial-card {
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.testimonial-card:hover {
    transform: translateY(-10px) rotate(1deg);
    box-shadow: 0 25px 50px rgba(139, 92, 246, 0.25);
}

/* ===== Enhanced Stat Counters ===== */
.stat-value {
    font-variant-numeric: tabular-nums;
    transition: all 0.3s ease;
}

.stat-item:hover .stat-value {
    transform: scale(1.1);
    color: var(--primary);
}

/* ===== Enhanced Section Headers ===== */
.section-title {
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 2px;
    opacity: 0;
    transition: opacity 0.4s ease, width 0.4s ease;
}

.section-header[data-scroll].visible .section-title::after {
    opacity: 1;
    width: 100px;
}

/* ===== Enhanced Footer Links ===== */
.footer-links a {
    position: relative;
    display: inline-block;
    transition: color 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Underline animation that only affects text width */
.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.footer-links a:hover::after {
    width: 100%;
}

/* ===== Enhanced Social Links ===== */
.social-links a {
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.social-links a:hover {
    transform: translateY(-5px) scale(1.15) rotate(5deg);
    color: var(--primary);
}

/* ===== Loading Skeleton Animation ===== */
@keyframes skeleton-loading {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

.skeleton {
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0.05) 25%,
        rgba(255, 255, 255, 0.1) 50%,
        rgba(255, 255, 255, 0.05) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
}

/* ===== Enhanced Scroll Indicator ===== */
.scroll-indicator {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    z-index: 10000;
    transition: width 0.1s linear;
}

/* ===== Focus Visible Enhancement ===== */
*:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 4px;
    border-radius: 4px;
}

/* ===== Enhanced Badge/Tag Styles ===== */
.badge,
.tag {
    transition: all 0.3s ease;
}

.badge:hover,
.tag:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.4);
}

/* ===== Print Optimization ===== */
@media print {
    .btn,
    .header,
    .footer,
    .scroll-to-top {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}

/* ===== High Contrast Mode Support ===== */
@media (prefers-contrast: high) {
    .btn-primary {
        border: 2px solid white;
    }
    
    .btn-outline {
        border-width: 3px;
    }
}

/* ===== Dark Mode Enhancements (Future-proof) ===== */
@media (prefers-color-scheme: dark) {
    /* Already dark, but ensure consistency */
    body {
        color-scheme: dark;
    }
}