/* ===== VARIABLES CSS ===== */
:root {
    --primary-color: #191919;
    --accent-color: #FFD700;
    --secondary-color: #F5F5DC;
    --tertiary-color: #A2D2FF;
    --error-color: #E63946;
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --dark-gray: #2C2C2C;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --font-family: 'Poppins', sans-serif;
}

/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

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

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 2rem;
}

h4 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    color: var(--dark-gray);
}

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

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

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.btn-primary:hover {
    background-color: var(--primary-color);
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.btn-secondary {
    background-color: transparent;
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.btn-secondary:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
}

/* ===== COOKIE BANNER ===== */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--primary-color), var(--dark-gray));
    color: var(--white);
    padding: 20px;
    z-index: 10000;
    opacity: 0;
    transform: translateY(100%);
    transition: var(--transition);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
}

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

.cookie-text h3 {
    color: var(--accent-color);
    margin-bottom: 10px;
}

.cookie-text p {
    color: var(--secondary-color);
    margin-bottom: 0;
}

.cookie-buttons {
    display: flex;
    gap: 15px;
    align-items: center;
}

.btn-accept {
    background-color: var(--accent-color);
    color: var(--primary-color);
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

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

.btn-info {
    color: var(--tertiary-color);
    text-decoration: underline;
}

.btn-info:hover {
    color: var(--accent-color);
}

/* ===== HEADER ===== */
.header {
    background: var(--primary-color);
    color: var(--white);
    padding: 1rem 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--box-shadow);
}

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

.logo-link {
    display: flex;
    align-items: center;
    gap: 15px;
    color: var(--white);
}

.logo-link:hover {
    color: var(--accent-color);
}

.logo-text {
    font-size: 1.2rem;
    font-weight: 300;
    line-height: 1.2;
}

.logo-text strong {
    font-weight: 600;
    color: var(--accent-color);
}

/* ===== NAVIGATION ===== */
.nav-toggle {
    display: none;
}

.nav-toggle-checkbox {
    display: none;
}

.nav-toggle-label {
    display: none;
    flex-direction: column;
    cursor: pointer;
    width: 25px;
    height: 25px;
    justify-content: space-between;
}

.nav-toggle-label span {
    display: block;
    height: 3px;
    background-color: var(--white);
    transition: var(--transition);
    border-radius: 2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-link {
    color: var(--white);
    font-weight: 500;
    position: relative;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: var(--transition);
}

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

.nav-phone {
    background-color: var(--accent-color);
    color: var(--primary-color) !important;
    padding: 8px 15px;
    border-radius: var(--border-radius);
    font-weight: 600;
}

.nav-phone:hover {
    background-color: var(--white);
    color: var(--primary-color) !important;
}

/* ===== MAIN CONTENT ===== */
.main-content {
    padding-top: 80px;
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-gray) 100%);
    color: var(--white);
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 100" fill="%23FFD700" opacity="0.1"><polygon points="0,0 1000,100 1000,0"/></svg>');
    background-size: cover;
    background-position: bottom;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    background: linear-gradient(45deg, var(--white), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: var(--secondary-color);
}

.hero-cta {
    margin-top: 40px;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.hero-feature {
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.hero-feature:hover {
    transform: translateY(-5px);
    background: rgba(255, 215, 0, 0.1);
}

.hero-feature-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    color: var(--accent-color);
}

.hero-feature p {
    color: var(--white);
}

/* ===== SECTION STYLES ===== */
.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), var(--tertiary-color));
    border-radius: 2px;
}

.section-alt {
    background-color: var(--light-gray);
}

/* ===== PRESENTATION SECTION ===== */
.presentation {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.presentation-content h3 {
    color: var(--accent-color);
    margin-bottom: 20px;
}

.presentation-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
    display: block;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--dark-gray);
    margin-top: 5px;
}

.presentation-image {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.presentation-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: var(--transition);
}

.presentation-image:hover img {
    transform: scale(1.05);
}

/* ===== ADVANTAGES SECTION ===== */
.advantages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.advantage-item {
    text-align: center;
    padding: 40px 20px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.advantage-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), var(--tertiary-color));
    transform: scaleX(0);
    transition: var(--transition);
}

.advantage-item:hover::before {
    transform: scaleX(1);
}

.advantage-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.advantage-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: var(--accent-color);
}

.advantage-title {
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* ===== SERVICES SECTION ===== */
.services {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.service-card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    position: relative;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--accent-color), var(--tertiary-color));
}

.service-image {
    height: 200px;
    overflow: hidden;
}

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

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

.service-content {
    padding: 30px;
}

.service-title {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.service-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.service-features {
    list-style: none;
    margin-bottom: 25px;
}

.service-features li {
    padding: 8px 0;
    color: var(--dark-gray);
    position: relative;
    padding-left: 25px;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* ===== FORM SECTION ===== */
.form-section {
    background: linear-gradient(135deg, var(--primary-color), var(--dark-gray));
    color: var(--white);
    padding: 80px 0;
}

.form-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.form-content p {
    color: var(--white);
}

.form-section .form-content p {
    color: var(--white);
}

.form-title {
    color: var(--accent-color);
    margin-bottom: 20px;
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-top: 40px;
}

.form-group {
    margin-bottom: 25px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--primary-color);
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--white);
    color: var(--primary-color);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 20px;
}

.form-checkbox input[type="checkbox"] {
    width: auto;
    margin-top: 4px;
}

.form-checkbox label {
    margin-bottom: 0;
    font-size: 0.9rem;
    line-height: 1.4;
    color: var(--primary-color);
}

.form-submit {
    width: 100%;
    padding: 15px;
    background-color: var(--accent-color);
    color: var(--primary-color);
    border: none;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-submit:hover {
    background-color: var(--primary-color);
    color: var(--accent-color);
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.testimonial-item {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    position: relative;
    transition: var(--transition);
}

.testimonial-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.testimonial-item::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 4rem;
    color: var(--accent-color);
    opacity: 0.3;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 20px;
    color: var(--dark-gray);
}

.testimonial-author {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.testimonial-company {
    font-size: 0.9rem;
    color: var(--accent-color);
}

.testimonial-rating {
    margin-top: 15px;
    color: var(--accent-color);
}

/* ===== FAQ SECTION ===== */
.faq {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    margin-bottom: 15px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: var(--transition);
}

.faq-toggle {
    display: none;
}

.faq-question {
    display: block;
    padding: 25px;
    cursor: pointer;
    font-weight: 600;
    color: var(--primary-color);
    position: relative;
    background: var(--white);
    border: none;
    text-align: left;
    width: 100%;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--light-gray);
}

.faq-question::after {
    content: '+';
    position: absolute;
    right: 25px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: var(--accent-color);
    transition: var(--transition);
}

.faq-toggle:checked + .faq-question::after {
    content: '−';
    transform: translateY(-50%) rotate(0deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    padding: 0 25px;
    background: var(--light-gray);
    transition: max-height 0.3s ease;
}

.faq-toggle:checked ~ .faq-answer {
    max-height: 300px;
    padding: 25px;
}

.faq-answer p {
    margin-bottom: 0;
    color: var(--dark-gray);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--primary-color);
    color: var(--white);
    padding: 60px 0 20px;
}

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

.footer-section h3,
.footer-section h4 {
    color: var(--accent-color);
    margin-bottom: 20px;
}

.footer-section p {
    color: var(--secondary-color);
    line-height: 1.6;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--secondary-color);
    transition: var(--transition);
}

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

.footer-social {
    margin-top: 20px;
}

.social-link {
    color: var(--accent-color);
    font-size: 1.5rem;
    margin-right: 15px;
    transition: var(--transition);
}

.social-link:hover {
    color: var(--white);
    transform: translateY(-2px);
}

.footer-contact {
    space-y: 15px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
}

.contact-item svg {
    color: var(--accent-color);
    margin-top: 2px;
}

.contact-item a {
    color: var(--secondary-color);
}

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

.footer-bottom {
    border-top: 1px solid var(--dark-gray);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom-content p {
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.footer-disclaimer {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* ===== MESSAGES ===== */
.message {
    padding: 15px 20px;
    margin-bottom: 20px;
    border-radius: var(--border-radius);
    font-weight: 500;
}

.error-message {
    background-color: #ffebee;
    color: var(--error-color);
    border: 1px solid #ffcdd2;
}

.success-message {
    background-color: #e8f5e8;
    color: #2e7d32;
    border: 1px solid #c8e6c9;
}

.info-message {
    background-color: #e3f2fd;
    color: #1565c0;
    border: 1px solid #bbdefb;
}

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

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

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

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

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fadeInLeft {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fadeInRight {
    animation: fadeInRight 0.6s ease-out;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    /* Navigation Mobile */
    .nav-toggle {
        display: block;
    }
    
    .nav-toggle-label {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--primary-color);
        flex-direction: column;
        padding: 30px 20px;
        transform: translateX(-100%);
        transition: var(--transition);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    }
    
    .nav-toggle-checkbox:checked ~ .nav-menu {
        transform: translateX(0);
    }
    
    .nav-toggle-checkbox:checked ~ .nav-toggle-label span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle-checkbox:checked ~ .nav-toggle-label span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle-checkbox:checked ~ .nav-toggle-label span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .nav-phone {
        margin-top: 20px;
    }
    
    /* Typography */
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.75rem;
    }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    /* Sections */
    .section {
        padding: 60px 0;
    }
    
    .hero {
        padding: 80px 0;
    }
    
    /* Grid Layouts */
    .presentation {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .presentation-stats {
        grid-template-columns: 1fr;
    }
    
    .advantages {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .services {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .testimonials {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .hero-features {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    /* Form */
    .contact-form {
        padding: 30px 20px;
    }
    
    /* Cookie Banner */
    .cookie-content {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .cookie-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-accept {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .services {
        grid-template-columns: 1fr;
    }
    
    .service-content {
        padding: 20px;
    }
    
    .contact-form {
        padding: 20px 15px;
    }
    
    .faq-question {
        padding: 20px;
    }
    
    .faq-answer {
        padding: 0 20px;
    }
    
    .faq-toggle:checked ~ .faq-answer {
        padding: 20px;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for accessibility */
button:focus,
input:focus,
select:focus,
textarea:focus,
a:focus {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #000000;
        --accent-color: #FFFF00;
        --white: #FFFFFF;
        --dark-gray: #000000;
    }
}