/* ============================================
   BIZLYN.CLOUD LANDING PAGE STYLES
   Premium ERP Landing Page
   ============================================ */

/* ============ CSS VARIABLES ============ */
:root {
    --primary: #B660CD;
    --primary-dark: #8B3FA2;
    --primary-light: #D4A5E8;
    --primary-glow: rgba(182, 96, 205, 0.4);
    --secondary: #6C5CE7;
    --accent: #00D9FF;
    --bg-dark: #0A0A0A;
    --bg-darker: #050505;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.08);
    --text-primary: #FFFFFF;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --border-color: rgba(255, 255, 255, 0.1);
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    --gradient-hero: linear-gradient(180deg, rgba(182, 96, 205, 0.15) 0%, transparent 50%);
    --shadow-glow: 0 0 60px rgba(182, 96, 205, 0.3);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ============ RESET & BASE ============ */
.landing-page {
    background: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

.landing-page * {
    box-sizing: border-box;
}

.landing-page a {
    color: var(--primary-light);
    text-decoration: none;
    transition: var(--transition-fast);
}

.landing-page a:hover {
    color: var(--primary);
}

/* ============ TYPOGRAPHY ============ */
.landing-page h1,
.landing-page h2,
.landing-page h3,
.landing-page h4,
.landing-page h5,
.landing-page h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.landing-page h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
.landing-page h2 { font-size: clamp(2rem, 4vw, 3rem); }
.landing-page h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
.landing-page h4 { font-size: 1.25rem; }

.landing-page p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

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

/* ============ LAYOUT ============ */
.landing-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header .badge {
    display: inline-block;
    padding: 8px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--primary-light);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ============ NAVIGATION ============ */
.landing-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition-normal);
    background: transparent;
}

.landing-nav.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.landing-nav .landing-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    height: 45px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

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

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

/* ============ BUTTONS ============ */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 14px 32px;
    background: var(--gradient-primary);
    color: white !important;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition-normal);
    box-shadow: 0 4px 20px var(--primary-glow);
    text-decoration: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--primary-glow);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 14px 32px;
    background: transparent;
    color: var(--text-primary) !important;
    font-weight: 600;
    font-size: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
}

.btn-secondary:hover {
    border-color: var(--primary);
    background: rgba(182, 96, 205, 0.1);
}

.btn-sm {
    padding: 10px 24px;
    font-size: 0.9rem;
}

/* ============ HERO SECTION ============ */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 100px;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: var(--gradient-hero);
    pointer-events: none;
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    pointer-events: none;
    opacity: 0.5;
}

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

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

.hero-text h1 {
    margin-bottom: 1.5rem;
}

.hero-text p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    max-width: 500px;
}

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

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.hero-stat {
    text-align: left;
}

.hero-stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-light);
    display: block;
}

.hero-stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.hero-image {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-glow);
}

.hero-image-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    padding: 2px;
    background: linear-gradient(135deg, var(--primary), transparent 50%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.hero-placeholder {
    width: 100%;
    aspect-ratio: 16/10;
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-darker) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1rem;
    border: 2px dashed var(--border-color);
    border-radius: 20px;
}

.hero-placeholder i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

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

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

.feature-card {
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

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

.feature-card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-8px);
    box-shadow: var(--shadow-card);
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 16px;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: white;
}

.feature-card h4 {
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.feature-card p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* ============ MODULES SECTION ============ */
.modules-section {
    background: var(--bg-dark);
}

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

.module-card {
    padding: 2.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    transition: var(--transition-normal);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.module-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--primary);
    transform: scale(1.02);
}

.module-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(182, 96, 205, 0.2) 0%, rgba(108, 92, 231, 0.2) 100%);
    border-radius: 20px;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--primary-light);
    transition: var(--transition-normal);
}

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

.module-card h4 {
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.module-card p {
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* ============ STATS SECTION ============ */
.stats-section {
    background: var(--gradient-primary);
    padding: 80px 0;
}

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

.stat-item {
    padding: 1.5rem;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: white;
    display: block;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
}

/* ============ DASHBOARD PREVIEW SECTION ============ */
.preview-section {
    background: var(--bg-darker);
    position: relative;
    overflow: hidden;
}

.preview-section::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1000px;
    height: 500px;
    background: radial-gradient(ellipse, var(--primary-glow) 0%, transparent 70%);
    pointer-events: none;
}

.preview-wrapper {
    position: relative;
    max-width: 1100px;
    margin: 0 auto;
}

.preview-image-container {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-glow), 0 30px 60px rgba(0, 0, 0, 0.5);
}

.preview-image-container::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 24px;
    padding: 2px;
    background: linear-gradient(180deg, var(--primary), transparent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.preview-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-darker) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    border: 2px dashed var(--border-color);
    border-radius: 24px;
}

.preview-placeholder i {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    color: var(--primary);
}

.preview-placeholder span {
    font-size: 1.1rem;
}

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

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

.testimonial-card {
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    transition: var(--transition-normal);
}

.testimonial-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.testimonial-content p {
    font-style: italic;
    font-size: 1rem;
    line-height: 1.7;
}

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

.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
    font-weight: 600;
}

.testimonial-info h5 {
    margin-bottom: 0.25rem;
    font-size: 1rem;
    color: var(--text-primary);
}

.testimonial-info span {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.testimonial-stars {
    color: #FFD700;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

/* ============ CTA SECTION ============ */
.cta-section {
    background: var(--bg-darker);
    padding: 120px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    margin-bottom: 1.5rem;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
}

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

/* ============ FOOTER ============ */
.landing-footer {
    background: var(--bg-darker);
    padding: 60px 0 30px;
    border-top: 1px solid var(--border-color);
}

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

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    height: 50px;
    margin-bottom: 1.5rem;
}

.footer-brand p {
    font-size: 0.95rem;
    line-height: 1.7;
}

.footer-links h5 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

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

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-light);
    padding-left: 5px;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-muted);
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-secondary);
    transition: var(--transition-normal);
}

.footer-social a:hover {
    background: var(--gradient-primary);
    border-color: var(--primary);
    color: white;
}

/* ============ MOBILE NAVIGATION ============ */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* ============ ANIMATIONS ============ */
@keyframes fadeInUp {
    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(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 20px var(--primary-glow);
    }
    50% {
        box-shadow: 0 0 40px var(--primary-glow);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.8s ease forwards;
}

.animate-fadeInLeft {
    animation: fadeInLeft 0.8s ease forwards;
}

.animate-fadeInRight {
    animation: fadeInRight 0.8s ease forwards;
}

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

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

/* ============ RESPONSIVE DESIGN ============ */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .modules-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .landing-section {
        padding: 60px 0;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-text p {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 2rem;
    }
    
    .hero-image {
        order: -1;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .features-grid,
    .modules-grid,
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        max-width: 100%;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    .landing-container {
        padding: 0 1rem;
    }
    
    .btn-primary,
    .btn-secondary {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
    
    .hero-stat {
        text-align: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
}