/* ============================================
   SOFT.LK - DARK THEME WITH ANIMATIONS
   Inspired by modern dark designs
   ============================================ */

:root {
    /* Dark Theme Colors */
    --dark-bg-primary: #0a0e27;
    --dark-bg-secondary: #151b35;
    --dark-bg-card: rgba(25, 32, 56, 0.8);
    --dark-bg-hover: rgba(35, 42, 66, 0.9);
    
    /* Gradient Colors */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-blue: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-purple: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    --gradient-orange: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --gradient-green: linear-gradient(135deg, #30cfd0 0%, #330867 100%);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.75);
    --text-muted: rgba(255, 255, 255, 0.5);
    
    /* Accent Colors */
    --accent-purple: #667eea;
    --accent-pink: #f093fb;
    --accent-blue: #4facfe;
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    
    /* Shadows */
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(102, 126, 234, 0.3);
    
    /* Border Radius */
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 30px;
    --radius-full: 50px;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   BASE STYLES
   ============================================ */

body {
    background: var(--dark-bg-primary);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    overflow-x: hidden;
    position: relative;
}

/* Animated Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(240, 147, 251, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(79, 172, 254, 0.08) 0%, transparent 50%);
    z-index: -1;
    animation: bgMove 20s ease-in-out infinite;
}

@keyframes bgMove {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Floating Particles */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    animation: float-particle 15s infinite;
}

@keyframes float-particle {
    0%, 100% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% {
        transform: translateY(-100vh) translateX(50px);
        opacity: 0;
    }
}

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

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.active {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-in-left.active {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-in-right.active {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scale-in.active {
    opacity: 1;
    transform: scale(1);
}

/* Stagger Animation Delays */
.fade-in:nth-child(1) { transition-delay: 0.1s; }
.fade-in:nth-child(2) { transition-delay: 0.2s; }
.fade-in:nth-child(3) { transition-delay: 0.3s; }
.fade-in:nth-child(4) { transition-delay: 0.4s; }
.fade-in:nth-child(5) { transition-delay: 0.5s; }
.fade-in:nth-child(6) { transition-delay: 0.6s; }

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

.dark-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 50%, #0a0e27 100%);
    overflow: hidden;
    padding: 80px 0;
}

/* Animated Gradient Orbs */
.dark-hero::before,
.dark-hero::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 8s ease-in-out infinite;
}

.dark-hero::before {
    width: 600px;
    height: 600px;
    background: var(--gradient-primary);
    top: -300px;
    right: -200px;
}

.dark-hero::after {
    width: 400px;
    height: 400px;
    background: var(--gradient-secondary);
    bottom: -200px;
    left: -100px;
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) scale(1);
    }
    50% {
        transform: translateY(-30px) scale(1.05);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 72px;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: glow 3s ease-in-out infinite;
}

@keyframes glow {
    0%, 100% { filter: drop-shadow(0 0 20px rgba(102, 126, 234, 0.5)); }
    50% { filter: drop-shadow(0 0 40px rgba(102, 126, 234, 0.8)); }
}

.hero-subtitle {
    font-size: 24px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
}

/* Typing Animation */
.typing-text {
    display: inline-block;
    border-right: 3px solid var(--accent-purple);
    animation: blink 0.7s step-end infinite;
}

@keyframes blink {
    0%, 100% { border-color: transparent; }
    50% { border-color: var(--accent-purple); }
}

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

.dark-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 18px 40px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.dark-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: -1;
}

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

.dark-btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.4);
}

.dark-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(102, 126, 234, 0.6);
    color: white;
}

.dark-btn-outline {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.dark-btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px);
    color: white;
}

/* Button Ripple Effect */
.dark-btn::after {
    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;
}

.dark-btn:active::after {
    width: 300px;
    height: 300px;
}

/* ============================================
   CARDS
   ============================================ */

.dark-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 40px;
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.dark-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: -1;
}

.dark-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 255, 255, 0.2);
}

.dark-card:hover::before {
    opacity: 0.05;
}

/* Card Icon */
.card-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: white;
    margin-bottom: 24px;
    box-shadow: var(--shadow-glow);
    animation: pulse-icon 3s ease-in-out infinite;
}

@keyframes pulse-icon {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 20px rgba(102, 126, 234, 0.3);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 40px rgba(102, 126, 234, 0.5);
    }
}

.card-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.card-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-secondary);
}

/* ============================================
   COUNTER ANIMATION
   ============================================ */

.stats-section {
    background: var(--dark-bg-secondary);
    padding: 80px 0;
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

.stat-card {
    text-align: center;
    padding: 40px 20px;
    background: var(--glass-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: rgba(102, 126, 234, 0.5);
}

.stat-number {
    font-size: 56px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 12px;
    display: block;
}

.stat-label {
    font-size: 18px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ============================================
   FEATURES SECTION
   ============================================ */

.features-section {
    padding: 100px 0;
    position: relative;
}

.section-title {
    font-size: 48px;
    font-weight: 800;
    text-align: center;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 20px;
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Feature Card with Gradient Border */
.feature-card {
    position: relative;
    padding: 2px;
    border-radius: var(--radius-md);
    background: var(--gradient-primary);
    transition: all var(--transition-normal);
}

.feature-card-inner {
    background: var(--dark-bg-card);
    border-radius: calc(var(--radius-md) - 2px);
    padding: 40px;
    height: 100%;
    transition: all var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.3);
}

.feature-card:hover .feature-card-inner {
    background: var(--dark-bg-hover);
}

/* ============================================
   PRICING CARDS
   ============================================ */

.pricing-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 50px 40px;
    text-align: center;
    backdrop-filter: blur(20px);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

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

.pricing-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 30px 80px rgba(102, 126, 234, 0.4);
    border-color: rgba(102, 126, 234, 0.5);
}

.pricing-card.featured {
    border: 2px solid var(--accent-purple);
    box-shadow: 0 0 60px rgba(102, 126, 234, 0.3);
}

.pricing-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--gradient-primary);
    color: white;
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.pricing-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 16px;
}

.pricing-price {
    font-size: 56px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.pricing-period {
    color: var(--text-muted);
    font-size: 16px;
    margin-bottom: 30px;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 30px 0;
    text-align: left;
}

.pricing-features li {
    padding: 12px 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.pricing-features li::before {
    content: '✓';
    color: var(--accent-purple);
    font-weight: 700;
    font-size: 18px;
    flex-shrink: 0;
}

/* ============================================
   TESTIMONIALS
   ============================================ */

.testimonial-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 40px;
    backdrop-filter: blur(20px);
    position: relative;
    transition: all var(--transition-normal);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 30px;
    font-size: 80px;
    color: rgba(102, 126, 234, 0.2);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.testimonial-text {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 3px solid var(--accent-purple);
    object-fit: cover;
}

.author-info h4 {
    margin: 0 0 4px 0;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.author-info p {
    margin: 0;
    font-size: 14px;
    color: var(--text-muted);
}

/* ============================================
   FORM STYLES
   ============================================ */

.dark-form {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 40px;
    backdrop-filter: blur(20px);
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 16px;
    transition: all var(--transition-normal);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-purple);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.2);
}

.form-control::placeholder {
    color: var(--text-muted);
}

/* ============================================
   NAVBAR
   ============================================ */

.dark-navbar {
    background: rgba(10, 14, 39, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    transition: all var(--transition-normal);
}

.dark-navbar.scrolled {
    background: rgba(10, 14, 39, 0.95);
    box-shadow: var(--shadow-md);
}

.navbar-brand {
    font-size: 28px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-dark .navbar-nav .nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link.active {
    color: var(--text-primary);
    background: var(--glass-bg);
}

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

.dark-footer {
    background: var(--dark-bg-secondary);
    border-top: 1px solid var(--glass-border);
    padding: 60px 0 20px;
    margin-top: 100px;
}

.footer-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    display: inline-block;
    margin-bottom: 10px;
}

.footer-link:hover {
    color: var(--accent-purple);
    transform: translateX(5px);
}

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

.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: loading 1.5s ease-in-out infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ============================================
   PROGRESS BAR
   ============================================ */

.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: var(--gradient-primary);
    z-index: 9999;
    transition: width 0.3s ease;
}

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

@media (max-width: 768px) {
    .hero-title {
        font-size: 42px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .stat-number {
        font-size: 40px;
    }
    
    .dark-btn {
        padding: 14px 30px;
        font-size: 14px;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glow-text {
    text-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.bounce {
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}