/* ========================================
   ListMyCart - Shopping List App Website
   Color Theme: #5a2992 (Purple) & Cream/White
   ======================================== */

/* CSS Variables */
:root {
    --primary-color: #5a2992;
    --primary-light: #7c3fad;
    --primary-dark: #451f70;
    --primary-gradient: linear-gradient(135deg, #5a2992 0%, #8b44c8 100%);
    --secondary-color: #ff6b6b;
    --cream: #FFF9F5;
    --cream-dark: #FFF3EB;
    --white: #ffffff;
    --text-dark: #2d2d2d;
    --text-light: #666666;
    --text-muted: #999999;
    --shadow-sm: 0 2px 10px rgba(90, 41, 146, 0.1);
    --shadow-md: 0 10px 40px rgba(90, 41, 146, 0.15);
    --shadow-lg: 0 20px 60px rgba(90, 41, 146, 0.2);
    --border-radius: 16px;
    --border-radius-lg: 24px;
    --transition: all 0.3s ease;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-dark);
    background-color: var(--cream);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
}

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

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: 10px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--white);
}

.navbar.scrolled .nav-logo {
    color: var(--primary-color);
}

.nav-logo img {
    width: 40px;
    height: 40px;
    border-radius: 10px;
}

.nav-menu {
    display: flex;
    gap: 35px;
}

.nav-link {
    color: var(--white);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 5px 0;
}

.navbar.scrolled .nav-link {
    color: var(--text-dark);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--white);
    cursor: pointer;
}

.navbar.scrolled .nav-toggle {
    color: var(--primary-color);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    background: var(--primary-gradient);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
}

.shape-1 {
    width: 400px;
    height: 400px;
    top: -100px;
    right: -100px;
}

.shape-2 {
    width: 300px;
    height: 300px;
    bottom: 10%;
    left: -150px;
}

.shape-3 {
    width: 200px;
    height: 200px;
    top: 40%;
    right: 20%;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 20px;
    backdrop-filter: blur(5px);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-title .gradient-text {
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 40px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-primary {
    background: var(--white);
    color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.25);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
}

.stat-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
}

.phone-mockup {
    position: relative;
    width: 280px;
    background: var(--white);
    border-radius: 40px;
    padding: 10px;
    box-shadow: var(--shadow-lg);
    transform: rotate(5deg);
}

.phone-mockup img {
    border-radius: 30px;
    width: 100%;
}

.phone-mockup.large {
    width: 320px;
    transform: rotate(-5deg);
}

.floating-card {
    position: absolute;
    background: var(--white);
    padding: 15px 25px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow-md);
    font-weight: 600;
    font-size: 0.9rem;
    animation: float 3s ease-in-out infinite;
}

.floating-card i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.card-1 {
    top: 20%;
    left: -20px;
    animation-delay: 0s;
}

.card-2 {
    bottom: 25%;
    right: -30px;
    animation-delay: 1.5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    line-height: 0;
}

.hero-wave svg {
    width: 100%;
    height: auto;
}

/* ========================================
   Section Styles
   ======================================== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-block;
    background: rgba(90, 41, 146, 0.1);
    color: var(--primary-color);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.8;
}

/* ========================================
   Features Section
   ======================================== */
.features {
    padding: 100px 0;
    background: var(--cream);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(90, 41, 146, 0.08);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: var(--primary-gradient);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.feature-card p {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* ========================================
   Screenshots Section
   ======================================== */
.screenshots {
    padding: 100px 0;
    background: var(--white);
}

.screenshots-slider {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.screenshot-item {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.screenshot-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.screenshot-item img {
    width: 100%;
    height: auto;
    display: block;
}

.screenshot-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--primary-gradient);
    color: var(--white);
    padding: 15px;
    text-align: center;
    font-weight: 600;
    font-size: 0.95rem;
}

/* ========================================
   Benefits Section
   ======================================== */
.benefits {
    padding: 100px 0;
    background: var(--cream);
}

.benefits-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.benefits-text .section-badge {
    margin-bottom: 15px;
}

.benefits-text .section-title {
    text-align: left;
    margin-bottom: 40px;
}

.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.benefit-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.benefit-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.benefit-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 5px;
}

.benefit-content p {
    font-size: 0.95rem;
    color: var(--text-light);
}

.benefits-image {
    display: flex;
    justify-content: center;
}

/* ========================================
   Use Cases Section
   ======================================== */
.use-cases {
    padding: 100px 0;
    background: var(--white);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}

.use-case-card {
    background: var(--cream);
    padding: 30px 20px;
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.use-case-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.use-case-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
    display: block;
}

.use-case-card h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.use-case-card p {
    font-size: 0.8rem;
    color: var(--text-light);
}

/* ========================================
   Download CTA Section
   ======================================== */
.download-cta {
    padding: 100px 0;
    background: var(--primary-gradient);
    position: relative;
    overflow: hidden;
}

.cta-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.cta-shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
}

.cta-shape-1 {
    width: 500px;
    height: 500px;
    top: -200px;
    left: -100px;
}

.cta-shape-2 {
    width: 400px;
    height: 400px;
    bottom: -150px;
    right: -100px;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 15px;
}

.cta-content p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
}

.play-store-badge img {
    height: 80px;
    transition: var(--transition);
}

.play-store-badge:hover img {
    transform: scale(1.05);
}

.cta-features {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.cta-features span {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--white);
    font-weight: 500;
}

.cta-features i {
    color: #4ade80;
}

/* ========================================
   Testimonials Section
   ======================================== */
.testimonials {
    padding: 100px 0;
    background: var(--cream);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: var(--white);
    padding: 35px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.stars {
    margin-bottom: 20px;
}

.stars i {
    color: #fbbf24;
    font-size: 1rem;
}

.testimonial-card > p {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 25px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 1.2rem;
}

.author-info strong {
    display: block;
    font-size: 1rem;
    color: var(--text-dark);
}

.author-info span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 80px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 60px;
    margin-bottom: 50px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-logo img {
    width: 45px;
    height: 45px;
    border-radius: 10px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 25px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 25px;
    color: var(--white);
}

.footer-column a {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    margin-bottom: 15px;
}

.footer-column a:hover {
    color: var(--white);
    transform: translateX(5px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.footer-bottom i.fa-heart {
    color: #ef4444;
}

/* ========================================
   Back to Top Button
   ======================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    box-shadow: var(--shadow-md);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* ========================================
   Responsive Styles
   ======================================== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.8rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .screenshots-slider {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .use-cases-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 30px;
        transition: right 0.3s ease;
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu .nav-link {
        color: var(--text-dark);
        font-size: 1.2rem;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-image {
        order: -1;
    }
    
    .floating-card {
        display: none;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .screenshots-slider {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .benefits-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .benefits-text .section-title {
        text-align: center;
    }
    
    .benefits-image {
        order: -1;
    }
    
    .use-cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cta-content h2 {
        font-size: 1.8rem;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
    
    .hero-stats {
        gap: 25px;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .phone-mockup {
        width: 220px;
    }
    
    .phone-mockup.large {
        width: 250px;
    }
    
    .screenshots-slider {
        grid-template-columns: 1fr;
    }
    
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .cta-features {
        flex-direction: column;
        gap: 15px;
    }
}

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

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

/* Smooth scrolling for anchor links */
html {
    scroll-padding-top: 80px;
}