/* ============================================
   Global Styles
============================================ */
:root {
    /* Color Palette */
    --primary-color: #1E88E5;       /* Primary Blue */
    --primary-dark: #1565C0;        /* Dark Blue for hover states */
    --primary-light: #64B5F6;       /* Light Blue for backgrounds */
    --accent-color: #FFC107;        /* Accent Yellow/Gold */
    --text-dark: #333333;           /* Dark Gray for main text */
    --text-medium: #666666;         /* Medium Gray for secondary text */
    --text-light: #999999;          /* Light Gray for tertiary text */
    --white: #FFFFFF;               /* White */
    --black: #000000;               /* Black */
    --gray-light: #F5F5F5;          /* Light Gray for backgrounds */
    --gray-medium: #E0E0E0;         /* Medium Gray for borders */
    --gray-dark: #BDBDBD;           /* Dark Gray for disabled states */
    --success: #4CAF50;             /* Success color */
    --error: #F44336;               /* Error color */
    --warning: #FF9800;             /* Warning color */
    --info: #2196F3;                /* Info color */

    /* Typography */
    --font-primary: 'Roboto', sans-serif;
    --font-secondary: 'Open Sans', sans-serif;
    --font-size-base: 16px;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-bold: 700;

    /* Spacing */
    --spacing-xs: 0.25rem;   /* 4px */
    --spacing-sm: 0.5rem;    /* 8px */
    --spacing-md: 1rem;      /* 16px */
    --spacing-lg: 1.5rem;    /* 24px */
    --spacing-xl: 2rem;      /* 32px */
    --spacing-xxl: 3rem;     /* 48px */

    /* Border Radius */
    --border-radius-sm: 0.25rem;   /* 4px */
    --border-radius-md: 0.5rem;    /* 8px */
    --border-radius-lg: 1rem;      /* 16px */
    --border-radius-full: 9999px;  /* Fully rounded */

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.1), 0 3px 6px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 15px 25px rgba(0, 0, 0, 0.15), 0 5px 10px rgba(0, 0, 0, 0.05);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Layout */
    --container-width: 1200px;
    --container-padding: 1rem;
    --header-height: 80px;
    --footer-background: var(--text-dark);
}

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

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 2.5rem; /* 40px */
}

h2 {
    font-size: 2rem; /* 32px */
    position: relative;
    padding-bottom: var(--spacing-md);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

h2:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--primary-color);
}

h3 {
    font-size: 1.5rem; /* 24px */
}

h4 {
    font-size: 1.25rem; /* 20px */
}

p {
    margin-bottom: var(--spacing-md);
}

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

a:hover {
    color: var(--primary-dark);
}

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

ul, ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

section {
    padding: var(--spacing-xxl) 0;
}

.section-description {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    color: var(--text-medium);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    font-weight: var(--font-weight-medium);
    font-size: 1rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    outline: none;
    text-decoration: none;
}

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

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

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

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

.btn-tertiary {
    background-color: transparent;
    color: var(--text-medium);
    text-decoration: underline;
}

.btn-tertiary:hover {
    color: var(--text-dark);
}

/* Form Elements */
form {
    margin-bottom: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-medium);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
input[type="password"],
textarea,
select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: border var(--transition-fast);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
input[type="number"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.2);
}

.form-consent {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.form-consent input[type="checkbox"] {
    margin-right: var(--spacing-sm);
    margin-top: 0.25rem;
}

.form-consent label {
    font-size: 0.875rem;
    color: var(--text-medium);
    font-weight: var(--font-weight-regular);
}

/* ============================================
   Header Styles
============================================ */
.main-header {
    position: sticky;
    top: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    height: var(--header-height);
    display: flex;
    align-items: center;
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo a {
    display: block;
}

.main-nav ul {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
}

.main-nav li {
    margin-left: var(--spacing-lg);
}

.main-nav a {
    color: var(--text-dark);
    font-weight: var(--font-weight-medium);
    position: relative;
    padding: var(--spacing-sm) 0;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--primary-color);
}

.main-nav a:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-medium);
}

.main-nav a:hover:after,
.main-nav a.active:after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-dark);
}

/* ============================================
   Hero Section
============================================ */
.hero {
    padding: var(--spacing-xxl) 0;
    background-color: var(--gray-light);
    position: relative;
    overflow: hidden;
}

.hero:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--primary-color);
    clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
    opacity: 0.05;
    z-index: 0;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.hero-content {
    flex: 1;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    color: var(--text-medium);
    max-width: 600px;
}

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

.hero-image {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

/* ============================================
   About Section
============================================ */
.about {
    background-color: var(--white);
}

.about-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.about-text {
    flex: 1;
}

.about-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.stats {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    text-align: center;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg) 0;
    border-top: 1px solid var(--gray-medium);
    border-bottom: 1px solid var(--gray-medium);
}

.stat-item {
    flex: 1;
    min-width: 150px;
    padding: var(--spacing-md);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.stat-text {
    font-size: 1rem;
    color: var(--text-medium);
}

/* ============================================
   Services Section
============================================ */
.services {
    background-color: var(--gray-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.service-card {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    height: 100%;
    display: flex;
    flex-direction: column;
}

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

.service-icon {
    margin-bottom: var(--spacing-md);
    display: flex;
    justify-content: center;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.service-card p {
    flex-grow: 1;
    color: var(--text-medium);
    text-align: center;
}

.service-cta {
    display: block;
    max-width: 250px;
    margin: 0 auto;
}

/* ============================================
   Why Us Section
============================================ */
.why-us {
    background-color: var(--white);
}

.why-us-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.why-us-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.why-us-points {
    flex: 1;
}

.point {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
}

.point-icon {
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

.point-text h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.point-text p {
    color: var(--text-medium);
}

/* ============================================
   Testimonials Section
============================================ */
.testimonials {
    background-color: var(--gray-light);
    position: relative;
}

.testimonial-slider {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.testimonial-slide {
    display: none;
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.testimonial-slide.active {
    display: block;
    opacity: 1;
}

.testimonial-content {
    background-color: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

.testimonial-text {
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.testimonial-text p {
    font-style: italic;
    font-size: 1.125rem;
    color: var(--text-medium);
    margin-bottom: 0;
}

.testimonial-text:before, 
.testimonial-text:after {
    content: '"';
    font-family: serif;
    font-size: 3rem;
    color: var(--primary-light);
    position: absolute;
    line-height: 1;
}

.testimonial-text:before {
    top: -20px;
    left: -10px;
}

.testimonial-text:after {
    bottom: -40px;
    right: -10px;
}

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

.author-image {
    margin-right: var(--spacing-md);
}

.author-info h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.author-info p {
    font-size: 0.875rem;
    color: var(--text-medium);
    margin-bottom: 0;
}

.testimonial-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: var(--spacing-lg);
}

.prev-testimonial,
.next-testimonial {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-medium);
    cursor: pointer;
    padding: var(--spacing-xs);
    transition: color var(--transition-fast);
}

.prev-testimonial:hover,
.next-testimonial:hover {
    color: var(--primary-color);
}

.testimonial-dots {
    display: flex;
    margin: 0 var(--spacing-md);
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--gray-medium);
    margin: 0 var(--spacing-xs);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.dot.active,
.dot:hover {
    background-color: var(--primary-color);
}

/* ============================================
   Newsletter Section
============================================ */
.newsletter {
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-xl) 0;
}

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

.newsletter h2 {
    color: var(--white);
}

.newsletter h2:after {
    background-color: var(--white);
}

.newsletter p {
    margin-bottom: var(--spacing-lg);
}

.newsletter .form-group {
    display: flex;
    margin-bottom: var(--spacing-sm);
}

.newsletter input[type="email"] {
    flex-grow: 1;
    margin-right: var(--spacing-xs);
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    border: none;
}

.newsletter button {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    background-color: var(--accent-color);
    color: var(--text-dark);
}

.newsletter button:hover {
    background-color: #FFD54F;
}

.newsletter .form-consent label {
    color: var(--white);
}

.newsletter .form-consent a {
    color: var(--white);
    text-decoration: underline;
}

/* ============================================
   Contact Section
============================================ */
.contact {
    background-color: var(--white);
}

.contact-content {
    display: flex;
    gap: var(--spacing-xl);
}

.contact-form {
    flex: 1.5;
}

.contact-info {
    flex: 1;
}

.info-item {
    display: flex;
    margin-bottom: var(--spacing-lg);
}

.info-item svg {
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

.info-item h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.info-item p {
    color: var(--text-medium);
    margin-bottom: 0;
}

.social-links h4 {
    margin-bottom: var(--spacing-md);
}

.social-icons {
    display: flex;
    gap: var(--spacing-md);
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--gray-light);
    color: var(--text-medium);
    transition: all var(--transition-fast);
}

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

/* ============================================
   Footer Styles
============================================ */
.main-footer {
    background-color: var(--footer-background);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-column {
    flex: 1;
    min-width: 250px;
}

.footer-logo {
    margin-bottom: var(--spacing-md);
}

.footer-column h3 {
    position: relative;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
}

.footer-column h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--primary-color);
}

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

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--gray-medium);
    transition: color var(--transition-fast);
}

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

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

.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.footer-legal {
    display: flex;
    gap: var(--spacing-md);
}

.footer-legal a {
    color: var(--gray-medium);
    font-size: 0.875rem;
}

.footer-legal a:hover {
    color: var(--white);
}

.footer-bottom p {
    color: var(--gray-medium);
    font-size: 0.875rem;
    margin-bottom: 0;
}

/* ============================================
   Responsive Styles
============================================ */
@media (max-width: 1200px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

@media (max-width: 992px) {
    h1 {
        font-size: 2.25rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.125rem;
    }

    .about-content, 
    .why-us-content, 
    .contact-content {
        flex-direction: column;
    }

    .about-image, 
    .why-us-image {
        order: -1;
        margin-bottom: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }

    .main-nav ul {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        flex-direction: column;
        background-color: var(--white);
        box-shadow: var(--shadow-md);
        padding: var(--spacing-md) 0;
        transform: translateY(-100%);
        opacity: 0;
        transition: transform var(--transition-medium), opacity var(--transition-medium);
        pointer-events: none;
        z-index: 1000;
    }

    .main-nav.active ul {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .main-nav li {
        margin: 0;
    }

    .main-nav a {
        display: block;
        padding: var(--spacing-md) var(--spacing-lg);
        border-bottom: 1px solid var(--gray-light);
    }

    .main-nav a:after {
        display: none;
    }

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

    .hero-image {
        order: -1;
        margin-bottom: var(--spacing-lg);
    }

    .hero-buttons {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

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

    .testimonial-content {
        padding: var(--spacing-lg);
    }

    .newsletter .form-group {
        flex-direction: column;
    }

    .newsletter input[type="email"] {
        margin-right: 0;
        margin-bottom: var(--spacing-xs);
        border-radius: var(--border-radius-md);
    }

    .newsletter button {
        border-radius: var(--border-radius-md);
        width: 100%;
    }

    .footer-column {
        flex: 100%;
        margin-bottom: var(--spacing-lg);
    }

    .footer-bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-legal {
        margin-top: var(--spacing-md);
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .section {
        padding: var(--spacing-xl) 0;
    }

    .stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .stat-item {
        padding: var(--spacing-sm);
    }

    .testimonial-author {
        flex-direction: column;
        text-align: center;
    }

    .author-image {
        margin-right: 0;
        margin-bottom: var(--spacing-sm);
    }

    .testimonial-text:before, 
    .testimonial-text:after {
        font-size: 2rem;
    }

    .footer-legal {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}