/* ===================================
   TAXRELIEF.MY LANDING PAGE STYLES
   Modern, Cheerful, Malaysian-friendly
   =================================== */

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

:root {
    /* Fresh green, blue and white color palette */
    --primary-green: #00C851;
    --bright-blue: #1E90FF;
    --deep-blue: #0066CC;
    --light-blue: #E6F3FF;
    --light-green: #E8F5E8;
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --medium-gray: #6C757D;
    --dark-gray: #343A40;
    --success-green: #28A745;
    --accent-teal: #00BFA5;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --h1-size: clamp(2.5rem, 5vw, 3.5rem);
    --h2-size: clamp(2rem, 4vw, 2.75rem);
    --h3-size: clamp(1.5rem, 3vw, 2rem);
    --body-size: clamp(1rem, 2vw, 1.125rem);
    
    /* Spacing */
    --container-max: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Shadows & Effects */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --transition: all 0.3s ease;
}

body {
    font-family: var(--font-family);
    font-size: var(--body-size);
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Container & Layout */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: var(--h1-size); }
h2 { font-size: var(--h2-size); }
h3 { font-size: var(--h3-size); }

p {
    margin-bottom: var(--spacing-sm);
    color: var(--medium-gray);
}

/* ===================================
   NAVIGATION
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
}

.nav-brand h2 {
    color: var(--deep-blue);
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: var(--spacing-sm);
}

.nav-links a {
    text-decoration: none;
    color: var(--medium-gray);
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    letter-spacing: 0.5px;
    font-size: 1rem;
    transition: var(--transition);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
}

.nav-links a:hover {
    color: var(--deep-blue);
    background-color: var(--light-blue);
}

/* Language Toggle */
.language-toggle {
    display: flex;
    background: var(--light-gray);
    border-radius: var(--border-radius-sm);
    padding: 2px;
    margin-left: var(--spacing-md);
}

.lang-btn {
    background: none;
    border: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: calc(var(--border-radius-sm) - 2px);
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--medium-gray);
    cursor: pointer;
    transition: var(--transition);
}

.lang-btn.active {
    background: var(--primary-green);
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

.lang-btn:hover:not(.active) {
    background: var(--white);
    color: var(--deep-blue);
}

/* ===================================
   BUTTONS
   =================================== */
.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--body-size);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--accent-teal) 100%);
    color: var(--white);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--white);
    color: var(--deep-blue);
    border: 2px solid var(--bright-blue);
}

.btn-secondary:hover {
    background: var(--bright-blue);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-primary.large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.25rem;
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--white) 50%, var(--light-green) 100%);
    padding: calc(80px + var(--spacing-xl)) 0 var(--spacing-xl) 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-text h1 {
    color: var(--deep-blue);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.5;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-sm);
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    min-width: 120px;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--bright-blue);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--medium-gray);
    text-align: center;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-illustration {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    max-width: 500px;
}

.hero-illustration-img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.hero-illustration-img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

/* ===================================
   FEATURES SECTION
   =================================== */
.features {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-header h2 {
    color: var(--deep-blue);
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--medium-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--light-blue);
}

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

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--accent-teal) 100%);
    border-radius: 50%;
    margin-bottom: var(--spacing-md);
}

.feature-icon i {
    font-size: 2rem;
    color: var(--white);
}

.feature-card h3 {
    color: var(--deep-blue);
    margin-bottom: var(--spacing-sm);
}

.feature-highlights {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
}

.highlight {
    display: inline-flex;
    justify-content: center; 
    align-items: center;
    font-size: 0.875rem;
    color: var(--success-green);
    font-weight: 500;
}

/* ===================================
   APP SCREENSHOTS SECTION
   =================================== */
.app-screenshots {
    padding: var(--spacing-xl) 0;
    background: var(--light-gray);
}

.screenshots-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.screenshot-card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    cursor: pointer;
}

.screenshot-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.screenshot-card.featured {
    transform: scale(1.05);
    border: 2px solid var(--primary-green);
}

.screenshot-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.screenshot-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
    position: relative;
}

.screenshot-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    transition: var(--transition);
}

.screenshot-card:hover .screenshot-image img {
    transform: scale(1.1);
}

.screenshot-info {
    padding: var(--spacing-md);
    text-align: center;
}

.screenshot-info h3 {
    color: var(--deep-blue);
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.screenshot-info p {
    color: var(--medium-gray);
    line-height: 1.5;
    margin: 0;
}

.screenshots-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* ===================================
   HOW IT WORKS SECTION
   =================================== */
.how-it-works {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.step {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    text-align: center;
    position: relative;
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: var(--bright-blue);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
}

.step-content h3 {
    color: var(--deep-blue);
    margin-top: var(--spacing-md);
}

.step-icon {
    margin-top: var(--spacing-md);
}

.step-icon i {
    font-size: 3rem;
    color: var(--primary-green);
}

/* ===================================
   SOCIAL PROOF SECTION
   =================================== */
.social-proof {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.testimonial {
    background: var(--light-blue);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.testimonial-content {
    margin-bottom: var(--spacing-md);
}

.testimonial-content p {
    font-style: italic;
    color: var(--dark-gray);
    font-size: 1.125rem;
    line-height: 1.5;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--bright-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
}

.author-info h4 {
    color: var(--deep-blue);
    margin: 0;
}

.author-info span {
    color: var(--medium-gray);
    font-size: 0.875rem;
}

/* ===================================
   FINAL CTA SECTION
   =================================== */
.final-cta {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--deep-blue) 0%, var(--bright-blue) 100%);
    color: var(--white);
    text-align: center;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
}

.cta-note {
    margin-top: var(--spacing-md);
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-md) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-brand h3 {
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.8);
}

.footer-column h4 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.footer-column a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin-bottom: var(--spacing-xs);
    transition: var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-md);
    text-align: center;
}

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

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

/* Tablet */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .nav-links {
        display: none;
    }
    
    .screenshots-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .screenshot-card.featured {
        transform: none;
        order: -1;
    }
    
    .language-toggle {
        margin-left: var(--spacing-sm);
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-md);
    }
}

/* Mobile */
@media (max-width: 480px) {
    :root {
        --spacing-sm: 0.75rem;
        --spacing-md: 1.5rem;
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
    }
    
    .hero {
        padding: calc(60px + var(--spacing-md)) 0 var(--spacing-md) 0;
        min-height: auto;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .stat {
        width: 100%;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .testimonial-author {
        flex-direction: column;
        text-align: center;
    }
}

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

.hero-text > * {
    animation: fadeInUp 0.6s ease forwards;
}

.hero-text h1 {
    animation-delay: 0.1s;
}

.hero-subtitle {
    animation-delay: 0.2s;
}

.hero-stats {
    animation-delay: 0.3s;
}

.hero-cta {
    animation-delay: 0.4s;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Focus states for accessibility */
button:focus,
a:focus {
    outline: 2px solid var(--primary-green);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .navbar,
    .hero-cta,
    .final-cta,
    .footer {
        display: none;
    }
}