/* ============================================
   CSS Variables for Theme Management
   ============================================ */
:root {
    /* Light Theme Colors */
    --primary-color: #2d6a4f;
    --primary-light: #40916c;
    --primary-dark: #1b4332;
    --accent-color: #52b788;
    --accent-light: #74c69d;
    
    --bg-color: #f8f9fa;
    --card-bg: #ffffff;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --border-color: #dee2e6;
    
    --gradient-start: #2d6a4f;
    --gradient-end: #52b788;
    
    /* Social Media Colors */
    --instagram-gradient: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    --facebook-color: #1877f2;
    --twitter-color: #000000;
    --linkedin-color: #0077b5;
    --whatsapp-color: #25d366;
    --email-color: #ea4335;
    
    /* Spacing & Sizing */
    --container-width: 1200px;
    --border-radius: 16px;
    --border-radius-sm: 12px;
    --transition: all 0.3s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
}

/* Dark Theme */
body.dark-mode {
    --bg-color: #0d1117;
    --card-bg: #161b22;
    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --border-color: #30363d;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
}

/* ============================================
   Theme Toggle Button
   ============================================ */
.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.theme-toggle:hover {
    transform: scale(1.1) rotate(15deg);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   Container
   ============================================ */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   Header Section
   ============================================ */
.header {
    text-align: center;
    padding: 60px 20px 40px;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: moveBackground 20s linear infinite;
}

@keyframes moveBackground {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.logo-container {
    position: relative;
    z-index: 1;
    margin-bottom: 20px;
}

.logo {
    max-width: 180px;
    height: auto;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.2));
    animation: fadeInDown 0.8s ease;
}

.tagline {
    font-size: 1.2rem;
    font-weight: 300;
    letter-spacing: 1px;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

/* ============================================
   Main Content
   ============================================ */
.main-content {
    padding: 60px 0;
}

section {
    margin-bottom: 80px;
}

.section-title {
    font-size: 2rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-primary);
    position: relative;
    display: inline-block;
    width: 100%;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

/* ============================================
   Welcome Section
   ============================================ */
.welcome-section {
    animation: fadeIn 1s ease;
    margin-bottom: 60px;
}

.welcome-card {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: var(--border-radius);
    padding: 60px 40px;
    text-align: center;
    color: white;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.welcome-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 30px 30px;
    animation: moveBackground 15s linear infinite;
}

.welcome-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    font-size: 3rem;
    animation: scaleIn 0.8s ease;
    position: relative;
    z-index: 1;
    backdrop-filter: blur(10px);
}

.welcome-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
    animation: fadeInDown 0.8s ease 0.2s backwards;
}

.welcome-text {
    font-size: 1.2rem;
    font-weight: 300;
    opacity: 0.95;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease 0.3s backwards;
}

/* ============================================
   Button Styles
   ============================================ */
.btn {
    padding: 14px 28px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
    font-family: 'Poppins', sans-serif;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    box-shadow: var(--shadow-md);
}

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

.btn-large {
    padding: 18px 40px;
    font-size: 1.1rem;
}

.website-cta {
    text-align: center;
    margin-top: 40px;
}

/* ============================================
   About Section
   ============================================ */
.about-section {
    animation: fadeIn 1s ease 0.3s backwards;
}

.about-content {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 50px 40px;
    box-shadow: var(--shadow-md);
}

.about-text {
    max-width: 800px;
    margin: 0 auto 40px;
    text-align: center;
}

.lead {
    font-size: 1.3rem;
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-text p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    text-align: center;
    padding: 30px 20px;
    border-radius: var(--border-radius-sm);
    background: var(--bg-color);
    transition: var(--transition);
}

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

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    color: white;
    font-size: 2rem;
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ============================================
   Contact Section
   ============================================ */
.contact-section {
    animation: fadeIn 1s ease 0.5s backwards;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.contact-card {
    background: var(--card-bg);
    border-radius: var(--border-radius-sm);
    padding: 40px 30px;
    text-align: center;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    display: block;
}

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

.contact-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 2.5rem;
    color: white;
    transition: var(--transition);
}

.email-icon {
    background: var(--email-color);
}

.whatsapp-icon {
    background: var(--whatsapp-color);
}

.contact-card:hover .contact-icon {
    transform: scale(1.1) rotate(5deg);
}

.contact-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.contact-card p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* ============================================
   Social Media Section
   ============================================ */
.social-section {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 40px;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.social-title {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: var(--text-primary);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.social-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.5rem;
    color: white;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.social-icon svg {
    width: 20px;
    height: 20px;
}

.social-icon:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: var(--shadow-lg);
}

.instagram {
    background: var(--instagram-gradient);
}

.facebook {
    background: var(--facebook-color);
}

.twitter {
    background: var(--twitter-color);
}

.linkedin {
    background: var(--linkedin-color);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    color: white;
    padding: 40px 20px;
    text-align: center;
    margin-top: 60px;
}

.footer p {
    margin: 5px 0;
}

.footer-tagline {
    font-size: 0.9rem;
    opacity: 0.9;
    font-weight: 300;
}

/* ============================================
   Toast Notification
   ============================================ */
.toast {
    position: fixed;
    bottom: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 16px 30px;
    border-radius: 50px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    z-index: 1000;
    transition: bottom 0.4s ease;
}

.toast.show {
    bottom: 30px;
}

.toast i {
    font-size: 1.2rem;
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .header {
        padding: 40px 20px 30px;
    }
    
    .logo {
        max-width: 140px;
    }
    
    .tagline {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .welcome-card {
        padding: 40px 25px;
    }
    
    .welcome-icon {
        width: 80px;
        height: 80px;
        font-size: 2.5rem;
    }
    
    .welcome-title {
        font-size: 2rem;
    }
    
    .welcome-text {
        font-size: 1rem;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 0.95rem;
    }
    
    .btn-large {
        padding: 16px 32px;
        font-size: 1rem;
    }
    
    .about-content {
        padding: 40px 25px;
    }
    
    .lead {
        font-size: 1.1rem;
    }
    
    .about-text p {
        font-size: 1rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .social-icon {
        width: 55px;
        height: 55px;
        font-size: 1.3rem;
    }
    
    .theme-toggle {
        width: 45px;
        height: 45px;
        top: 15px;
        right: 15px;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: 40px 0;
    }
    
    section {
        margin-bottom: 50px;
    }
    
    .section-title {
        font-size: 1.4rem;
    }
    
    .contact-card {
        padding: 30px 20px;
    }
    
    .social-section {
        padding: 30px 20px;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .theme-toggle,
    .footer {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}