/* 
 * Main Styles for Financial Audit Website
 * Colors:
 * - Main: #00BCD4 (Cyan)
 * - Accent: #CDDC39 (Lime Green)
 * - Background: #263238 (Graphite)
 * - Text: #FFFFFF (White) and #F5F5F5 (Light Gray)
 * - Gradients: Warm blue to purple
 */

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

:root {
    --color-main: #00BCD4;
    --color-accent: #CDDC39;
    --color-bg: #263238;
    --color-text: #FFFFFF;
    --color-text-light: #F5F5F5;
    --color-dark: #1A2327;
    --color-light: #E0F7FA;
    --gradient-main: linear-gradient(135deg, #0288D1 0%, #673AB7 100%);
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --border-radius: 4px;
    --max-width: 1440px;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

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

a:hover {
    color: var(--color-accent);
}

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2.5rem;
}

section {
    padding: 5rem 0;
}

h1, h2, h3, h4, h5, h6 {
    margin-bottom: 1.5rem;
    font-weight: 600;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    text-align: center;
    margin-bottom: 2.5rem;
    position: relative;
}

h2::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -0.5rem;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--color-accent);
    border-radius: 2px;
}

h3 {
    font-size: clamp(1.3rem, 3vw, 1.8rem);
}

p {
    margin-bottom: 1.5rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--color-main);
    color: var(--color-text);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--box-shadow);
}

.btn:hover {
    background-color: #0097A7;
    color: var(--color-text);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.btn-primary {
    background: var(--gradient-main);
}

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

.btn-secondary:hover {
    background-color: var(--color-main);
    color: var(--color-text);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--color-text);
    color: var(--color-text);
}

.btn-outline:hover {
    background-color: var(--color-text);
    color: var(--color-bg);
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-dark);
    z-index: 1000;
    box-shadow: var(--box-shadow);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo a {
    display: flex;
    align-items: center;
}

.logo img {
    max-height: 60px;
}

/* Navigation */
.main-nav {
    display: flex;
    align-items: center;
}

.nav-toggle {
    display: none;
}

.nav-toggle-label {
    display: none;
    cursor: pointer;
}

.nav-menu {
    display: flex;
    gap: 1.5rem;
}

.nav-menu a {
    color: var(--color-text);
    font-weight: 500;
    position: relative;
}

.nav-menu a:hover {
    color: var(--color-accent);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--color-accent);
    transition: var(--transition);
}

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

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(26, 35, 39, 0.95);
    padding: 1rem 0;
    z-index: 1000;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.2);
    display: none;
}

.cookie-banner .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.cookie-banner p {
    margin: 0;
    flex: 1;
}

.cookie-banner a {
    text-decoration: underline;
}

/* Hero Section */
.hero {
    padding-top: 8rem;
    background: var(--gradient-main);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.hero-content {
    flex: 1;
}

.hero-image {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.slogan {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    margin-bottom: 2rem;
    font-weight: 300;
}

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

.about-content {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.about-text, .about-image {
    flex: 1;
}

.about-image img {
    border-radius: 10px;
    box-shadow: var(--box-shadow);
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--color-dark);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.service-card img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.service-card h3 {
    padding: 1.5rem 1.5rem 0.5rem;
}

.service-card p {
    padding: 0 1.5rem 1.5rem;
}

.service-card .btn {
    margin: 0 1.5rem 1.5rem;
}

/* Advantages Section */
.advantages {
    background: var(--gradient-main);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.advantage-item {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    transition: var(--transition);
}

.advantage-item:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.advantage-icon {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: 1rem;
}

/* Process Section */
.process {
    background-color: var(--color-dark);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.process-step {
    text-align: center;
    position: relative;
    padding: 2rem;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--gradient-main);
    color: var(--color-text);
    font-size: 1.5rem;
    font-weight: bold;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    box-shadow: var(--box-shadow);
}

/* Testimonials Section */
.testimonials {
    background-color: var(--color-bg);
}

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial {
    background-color: var(--color-dark);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
}

.testimonial-content {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1.5rem;
}

.testimonial-content::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -10px;
    font-size: 3rem;
    color: var(--color-main);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-author {
    text-align: right;
}

/* Contact Section */
.contact {
    background: var(--gradient-main);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
}

.contact-info {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 10px;
}

.contact-form {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 10px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
}

.form-group.checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-group.checkbox label {
    margin-bottom: 0;
}

.form-group input, 
.form-group select, 
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    color: var(--color-text);
    font-family: inherit;
    font-size: 1rem;
}

.form-group option {
    background-color: var(--color-dark);
    color: var(--color-text);
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background-color: rgba(255, 255, 255, 0.15);
}

.form-group.checkbox input {
    width: auto;
}

/* Thanks Page */
.thanks {
    padding: 10rem 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--gradient-main);
}

.thanks-content {
    max-width: 800px;
    margin: 0 auto;
}

.thanks-icon {
    font-size: 5rem;
    color: var(--color-accent);
    margin: 2rem 0;
}

.thanks-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

/* Legal Pages */
.legal {
    padding: 10rem 0 5rem;
}

.legal-content {
    background-color: var(--color-dark);
    padding: 2rem;
    border-radius: 10px;
}

.legal-content h2 {
    text-align: left;
    margin-top: 2.5rem;
    margin-bottom: 1.5rem;
}

.legal-content h2::after {
    left: 0;
    transform: none;
}

.legal-content h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.legal-content ul {
    list-style-type: disc;
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

/* Footer */
.site-footer {
    background-color: var(--color-dark);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-info, .footer-contact, .footer-links {
    padding: 1rem;
}

.footer-logo {
    margin-bottom: 1rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Media Queries */
@media (max-width: 992px) {
    section {
        padding: 4rem 0;
    }
    
    .hero {
        padding-top: 6rem;
    }
    
    .nav-toggle-label {
        display: block;
        padding: 1rem;
    }
    
    .nav-toggle-label span,
    .nav-toggle-label span::before,
    .nav-toggle-label span::after {
        display: block;
        background: var(--color-text);
        height: 2px;
        width: 2rem;
        position: relative;
        transition: var(--transition);
    }
    
    .nav-toggle-label span::before,
    .nav-toggle-label span::after {
        content: '';
        position: absolute;
    }
    
    .nav-toggle-label span::before {
        bottom: 7px;
    }
    
    .nav-toggle-label span::after {
        top: 7px;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--color-dark);
        flex-direction: column;
        align-items: center;
        padding: 1rem 0;
        transform: scale(1, 0);
        transform-origin: top;
        opacity: 0;
        transition: var(--transition);
        box-shadow: var(--box-shadow);
    }
    
    .nav-toggle:checked ~ .nav-menu {
        transform: scale(1, 1);
        opacity: 1;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .hero .container {
        flex-direction: column;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .cookie-banner .container {
        justify-content: center;
        text-align: center;
    }

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

@media (max-width: 576px) {
    section {
        padding: 3rem 0;
    }
    
    .hero {
        padding-top: 5rem;
    }
    
    .testimonials-slider,
    .advantages-grid,
    .process-steps {
        grid-template-columns: 1fr;
    }
}

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

.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

/* Optional Class for Lazy Loading Images */
.lazy-load {
    transition: opacity 0.3s ease;
    opacity: 0;
}

.lazy-load.loaded {
    opacity: 1;
}