/* ========================================
   Landing Page - Modern Design
   ======================================== */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --primary: #667eea;
    --secondary: #764ba2;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-4: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --gradient-5: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    overflow-x: hidden;
    background: #fff;
}

/* ========== Hero Section ========== */
.hero-section {
    min-height: 100vh;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.animated-bg {
    position: absolute;
    width: 200%;
    height: 200%;
    top: -50%;
    left: -50%;
    background: radial-gradient(circle, rgba(240,147,251,0.3) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
}

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

/* Landing Navigation */
.landing-nav {
    padding: 1.5rem 0;
    position: relative;
    z-index: 10;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.75rem;
    font-weight: 800;
    color: white;
}

.logo i {
    font-size: 2rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-link-landing {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
    position: relative;
}

.nav-link-landing::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: white;
    transition: width 0.3s;
}

.nav-link-landing:hover {
    color: white;
}

.nav-link-landing:hover::after {
    width: 100%;
}

.btn-outline-light {
    border: 2px solid rgba(255, 255, 255, 0.8);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-outline-light:hover {
    background: white;
    color: var(--primary);
}

.btn-primary {
    background: white;
    color: var(--primary);
    border: none;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transition: all 0.3s;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
    background: #f8f9fa;
    color: var(--primary);
}

/* Hero Content */
.hero-content {
    position: relative;
    z-index: 5;
    padding: 4rem 0 6rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: white;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.text-gradient {
    background: linear-gradient(135deg, #fee140 0%, #f093fb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.hero-features {
    margin-bottom: 1.5rem;
}

.hero-features p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.125rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    display: inline-block;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.hero-features i {
    color: #fee140;
    margin-right: 0.25rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn-hero {
    padding: 0.875rem 2rem;
    font-size: 1.125rem;
    border-radius: 30px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s;
}

.btn-hero:hover {
    transform: translateY(-3px);
}

.btn-outline-white {
    border: 2px solid white;
    color: white;
    background: transparent;
}

.btn-outline-white:hover {
    background: white;
    color: var(--primary);
}

.hero-stats {
    display: flex;
    gap: 2rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: white;
    font-weight: 500;
}

.stat-item i {
    font-size: 1.25rem;
}

/* Mockup */
.mockup-container {
    perspective: 1000px;
}

.mockup-card {
    background: white;
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: 0 25px 50px rgba(0,0,0,0.3);
    transform: rotateY(-10deg) rotateX(5deg);
    transition: transform 0.5s;
}

.mockup-card:hover {
    transform: rotateY(0deg) rotateX(0deg);
}

.mockup-header {
    height: 40px;
    background: var(--gradient-1);
    border-radius: 10px;
    margin-bottom: 1rem;
}

.mockup-task {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 10px;
    margin-bottom: 0.75rem;
    transition: all 0.3s;
}

.mockup-task:hover {
    transform: translateX(10px);
    background: #e9ecef;
}

.mockup-task i {
    font-size: 1.5rem;
    color: var(--primary);
}

.mockup-task.completed i {
    color: #43e97b;
}

.mockup-task.completed span {
    text-decoration: line-through;
    opacity: 0.6;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 2rem;
    animation: bounce 2s infinite;
    cursor: pointer;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translate(-50%, 0); }
    40% { transform: translate(-50%, -10px); }
    60% { transform: translate(-50%, -5px); }
}

/* Animations */
.fade-in-up {
    animation: fadeInUp 0.8s ease forwards;
    opacity: 0;
}

.delay-1 { animation-delay: 0.2s; }
.delay-1-5 { animation-delay: 0.3s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }
.delay-5 { animation-delay: 1s; }

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

.scale-in {
    animation: scaleIn 0.5s ease forwards;
    opacity: 0;
}

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

/* Features Section */
.features-section {
    padding: 6rem 0;
    background: #f8f9fa;
}

.section-header {
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #2d3748;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: #718096;
}

.feature-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s;
    border: 2px solid transparent;
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    border-color: rgba(102, 126, 234, 0.2);
}

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.gradient-1 { background: var(--gradient-1); }
.gradient-2 { background: var(--gradient-2); }
.gradient-3 { background: var(--gradient-3); }
.gradient-4 { background: var(--gradient-4); }
.gradient-5 { background: var(--gradient-5); }

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 1rem;
}

.feature-card p {
    color: #718096;
    line-height: 1.6;
}

/* About Section */
.about-section {
    padding: 6rem 0;
    background: white;
}

.about-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.about-icon {
    width: 60px;
    height: 60px;
    border-radius: 15px;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.about-item h4 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 0.5rem;
}

.about-item p {
    color: #718096;
    line-height: 1.6;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.stat-box {
    background: var(--gradient-1);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    color: white;
    transition: all 0.3s;
}

.stat-box:nth-child(2) { background: var(--gradient-2); }
.stat-box:nth-child(3) { background: var(--gradient-3); }
.stat-box:nth-child(4) { background: var(--gradient-4); }

.stat-box:hover {
    transform: scale(1.05);
}

.stat-box h3 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.stat-box p {
    font-size: 1rem;
    opacity: 0.9;
}

/* CTA Section */
.cta-section {
    padding: 6rem 0;
    background: var(--gradient-1);
    color: white;
    text-align: center;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.btn-cta {
    background: white;
    color: var(--primary);
    padding: 1rem 2.5rem;
    font-size: 1.25rem;
    border-radius: 30px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    transition: all 0.3s;
    text-decoration: none;
}

.btn-cta:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.3);
    color: var(--primary);
}

/* Footer */
.landing-footer {
    background: #2d3748;
    color: white;
    padding: 3rem 0 2rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.footer-brand i {
    font-size: 1.75rem;
}

.footer-desc {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    justify-content: flex-end;
    margin-bottom: 1rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: white;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .nav-links {
        flex-direction: column;
        gap: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .mockup-card {
        transform: none;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn-hero {
        width: 100%;
        justify-content: center;
    }

    .footer-links {
        justify-content: flex-start;
        margin-bottom: 1rem;
    }

    .text-md-end {
        text-align: left !important;
    }
}