/* 
 * Soltherianquix Financial Audit - Main Stylesheet
 * Responsive design with pure CSS animations
 */

/* ===== ROOT VARIABLES ===== */
:root {
    /* Main Colors */
    --color-background: #1C1C1E;
    --color-accent-lime: #A8FF00;
    --color-accent-turquoise: #00E5FF;
    --color-secondary-white: #F5F5F5;
    --color-secondary-purple: #8E44AD;
    --color-text-white: #FFFFFF;
    --color-text-grey: #B3B3B3;
    
    /* Gradients */
    --gradient-main: linear-gradient(135deg, var(--color-secondary-purple) 0%, var(--color-accent-turquoise) 100%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    
    /* Typography */
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Raleway', sans-serif;
    --font-size-small: 0.875rem;
    --font-size-base: 1rem;
    --font-size-medium: 1.25rem;
    --font-size-large: 1.5rem;
    --font-size-xl: 2rem;
    --font-size-xxl: 3rem;
    
    /* Border Radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-background);
    color: var(--color-text-white);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: var(--font-size-xxl);
}

h2 {
    font-size: var(--font-size-xl);
    position: relative;
    display: inline-block;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--color-accent-lime);
    transition: var(--transition-medium);
}

h3 {
    font-size: var(--font-size-large);
}

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

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

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

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

/* ===== LAYOUT ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

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

.section-title h2 {
    display: inline-block;
    margin-bottom: var(--spacing-sm);
}

.section-title h2::after {
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
}

.section-subtitle {
    color: var(--color-text-grey);
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

/* Grid and Flexbox */
.flex {
    display: flex;
}

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

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

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

.grid {
    display: grid;
    gap: var(--spacing-md);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    background: var(--color-accent-lime);
    color: var(--color-background);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    cursor: pointer;
    transition: var(--transition-medium);
    text-align: center;
}

.btn:hover {
    background: var(--color-accent-turquoise);
    color: var(--color-background);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

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

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

.btn-large {
    padding: var(--spacing-sm) var(--spacing-lg);
}

/* ===== HEADER ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    background-color: rgba(28, 28, 30, 0.9);
    backdrop-filter: blur(10px);
    transition: var(--transition-medium);
}

header.scrolled {
    padding: var(--spacing-xs) 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

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

.logo img, .logo svg {
    height: 40px;
    margin-right: var(--spacing-sm);
}

.logo-text {
    font-size: var(--font-size-medium);
    font-weight: 700;
    color: var(--color-text-white);
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: var(--spacing-md);
}

nav ul li a {
    color: var(--color-text-white);
    font-weight: 600;
    position: relative;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent-lime);
    transition: var(--transition-medium);
}

nav ul li a:hover {
    color: var(--color-accent-lime);
}

nav ul li a:hover::after {
    width: 100%;
}

nav ul li a.active {
    color: var(--color-accent-lime);
}

nav ul li a.active::after {
    width: 100%;
}

/* Mobile menu */
.mobile-menu-form {
    margin: 0;
    padding: 0;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-white);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ===== HERO SECTION ===== */
.hero {
    height: 100vh;
    min-height: 700px;
    background-image: var(--gradient-main);
    background-size: cover;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(28, 28, 30, 0.8);
}

.hero-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 var(--spacing-md);
}

.hero-title {
    font-size: clamp(var(--font-size-xl), 5vw, 4.5rem);
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: clamp(var(--font-size-medium), 2.5vw, var(--font-size-large));
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    color: var(--color-text-grey);
    animation: fadeInUp 1s ease-out 0.2s forwards;
    opacity: 0;
}

.hero-cta {
    animation: fadeInUp 1s ease-out 0.4s forwards;
    opacity: 0;
}

/* ===== ABOUT SECTION ===== */
.about-img {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.about-content {
    padding: 0 var(--spacing-md);
}

/* ===== SERVICES SECTION ===== */
.service-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    text-align: center;
    transition: var(--transition-medium);
    backdrop-filter: blur(5px);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.08);
}

.service-icon {
    font-size: 3rem;
    color: var(--color-accent-lime);
    margin-bottom: var(--spacing-md);
}

/* ===== FEATURES SECTION ===== */
.features {
    background-color: rgba(142, 68, 173, 0.05);
}

.feature-item {
    display: flex;
    margin-bottom: var(--spacing-md);
}

.feature-icon {
    font-size: 2rem;
    color: var(--color-accent-turquoise);
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

.feature-content h3 {
    font-size: var(--font-size-medium);
    margin-bottom: var(--spacing-xs);
}

/* ===== PORTFOLIO SECTION ===== */
.portfolio-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
}

.portfolio-item {
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    height: 250px;
}

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

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(28, 28, 30, 0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-md);
    opacity: 0;
    transition: var(--transition-medium);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-item:hover .portfolio-image {
    transform: scale(1.1);
}

.portfolio-title {
    font-size: var(--font-size-medium);
    margin-bottom: var(--spacing-xs);
    transform: translateY(-20px);
    transition: var(--transition-medium);
}

.portfolio-category {
    color: var(--color-accent-lime);
    transform: translateY(20px);
    transition: var(--transition-medium);
}

.portfolio-item:hover .portfolio-title,
.portfolio-item:hover .portfolio-category {
    transform: translateY(0);
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials {
    background-image: var(--gradient-main);
    position: relative;
}

.testimonials::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(28, 28, 30, 0.9);
}

.testimonials-container {
    position: relative;
    z-index: 2;
}

.testimonial-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    backdrop-filter: blur(5px);
}

.testimonial-text {
    font-style: italic;
    font-size: var(--font-size-medium);
    margin-bottom: var(--spacing-md);
}

.testimonial-author {
    font-weight: 700;
}

.testimonial-role {
    color: var(--color-accent-lime);
    font-size: var(--font-size-small);
}

/* ===== CONTACT FORM ===== */
.contact-form {
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    backdrop-filter: blur(5px);
}

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

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-grey);
}

.form-control {
    width: 100%;
    padding: var(--spacing-sm);
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-sm);
    color: var(--color-text-white);
    transition: var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-accent-lime);
    box-shadow: 0 0 0 3px rgba(168, 255, 0, 0.1);
}

.form-select {
    appearance: none;
    background-image: url('data:image/svg+xml;utf8,<svg fill="%23ffffff" height="24" viewBox="0 0 24 24" width="24" xmlns="http://www.w3.org/2000/svg"><path d="M7 10l5 5 5-5z"/><path d="M0 0h24v24H0z" fill="none"/></svg>');
    background-repeat: no-repeat;
    background-position: right 10px center;
}

/* Style pour les options dans le select */
.form-select option {
    background-color: var(--color-background);
    color: var(--color-text-white);
}

/* Style pour la valeur sélectionnée */
.form-select:focus,
.form-select:active {
    color: var(--color-accent-lime);
}

.checkbox-group {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.checkbox-input {
    position: absolute;
    cursor: pointer;
}

.checkbox-label {
    position: relative;
    padding-left: 35px;
    cursor: pointer;
    color: var(--color-text-grey);
}

.checkbox-custom {
    position: absolute;
    top: 0;
    left: 0;
    height: 20px;
    width: 20px;
}

.checkbox-input:checked ~ .checkbox-custom {
    background-color: var(--color-accent-lime);
    border-color: var(--color-accent-lime);
    box-shadow: 0 0 5px rgba(168, 255, 0, 0.5);
}

.checkbox-custom::after {
    position: absolute;
    display: none;
    left: 6px;
    top: 2px;
    width: 6px;
    height: 11px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-input:checked ~ .checkbox-custom::after {
    display: block;
}

.checkbox-input:focus ~ .checkbox-custom {
    border-color: var(--color-accent-turquoise);
    box-shadow: 0 0 5px rgba(0, 229, 255, 0.5);
}

.form-btn {
    width: 100%;
    margin-top: var(--spacing-md);
}

/* ===== FAQ SECTION ===== */
.faq-item {
    margin-bottom: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.faq-form {
    margin: 0;
    padding: 0;
    width: 100%;
}

.faq-question {
    padding: var(--spacing-md);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
    width: 100%;
    text-align: left;
    background: none;
    border: none;
}

.faq-question:hover {
    background: rgba(255, 255, 255, 0.05);
}

.faq-question h3 {
    margin-bottom: 0;
    font-size: var(--font-size-medium);
    color: var(--color-text-white);
    font-weight: 700;
    font-family: var(--font-secondary);
}

.faq-icon {
    transition: var(--transition-fast);
}

.faq-answer {
    padding: 0 var(--spacing-md);
    max-height: 0;
    overflow: hidden;
    transition: var(--transition-medium);
}

.faq-answer-inner {
    padding-bottom: var(--spacing-md);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

/* ===== CONTACT SECTION ===== */
.contact-info {
    margin-bottom: var(--spacing-lg);
}

.contact-item {
    display: flex;
    margin-bottom: var(--spacing-md);
}

.contact-icon {
    font-size: 1.5rem;
    color: var(--color-accent-lime);
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

.contact-map {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.contact-map img {
    width: 100%;
    height: auto;
}

/* ===== FOOTER ===== */
footer {
    background-color: rgba(28, 28, 30, 0.8);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-about {
    max-width: 300px;
    margin-bottom: var(--spacing-md);
}

.footer-title {
    font-size: var(--font-size-medium);
    margin-bottom: var(--spacing-md);
    position: relative;
    display: inline-block;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--color-accent-turquoise);
}

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

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

.footer-links ul li a {
    color: var(--color-text-grey);
    transition: var(--transition-fast);
}

.footer-links ul li a:hover {
    color: var(--color-accent-lime);
    padding-left: 5px;
}

.footer-bottom {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: var(--color-text-grey);
    font-size: var(--font-size-small);
}

/* ===== COOKIE POPUP ===== */
.cookie-popup {
    position: fixed;
    bottom: 20px;
    left: 20px;
    max-width: 400px;
    background: var(--color-background);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    display: none;
}

.cookie-popup.show {
    display: block;
    animation: fadeInUp 0.5s ease forwards;
}

.cookie-text {
    margin-bottom: var(--spacing-md);
}

.cookie-buttons {
    display: flex;
    justify-content: flex-end;
}

/* ===== LEGAL PAGES STYLES ===== */
.legal-page {
    padding: calc(var(--spacing-xl) * 2) 0 var(--spacing-xl);
}

.legal-container {
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.legal-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.legal-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: var(--color-accent-lime);
}

.legal-section {
    margin-bottom: var(--spacing-lg);
}

.legal-section h3 {
    color: var(--color-accent-turquoise);
    margin-bottom: var(--spacing-sm);
}

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

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

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

.animate-fadeInUp {
    opacity: 0;
    animation: fadeInUp 1s ease forwards;
}

.animate-delay-100 {
    animation-delay: 0.1s;
}

.animate-delay-200 {
    animation-delay: 0.2s;
}

.animate-delay-300 {
    animation-delay: 0.3s;
}

.animate-delay-400 {
    animation-delay: 0.4s;
}

.animate-delay-500 {
    animation-delay: 0.5s;
}

/* ===== MEDIA QUERIES ===== */
@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
}

@media (max-width: 992px) {
    .container {
        max-width: 720px;
    }
    
    .grid-3, .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-img {
        margin-bottom: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    html {
        font-size: 15px;
    }
    
    .container {
        max-width: 540px;
    }
    
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    nav {
        position: fixed;
        top: 0;
        right: -300px;
        width: 300px;
        height: 100vh;
        background-color: var(--color-background);
        padding: var(--spacing-xl) var(--spacing-md);
        transition: var(--transition-medium);
        box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
    }
    
    nav.active {
        right: 0;
    }
    
    nav ul {
        flex-direction: column;
    }
    
    nav ul li {
        margin: 0 0 var(--spacing-md) 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 576px) {
    .container {
        width: 100%;
        padding: 0 var(--spacing-sm);
    }
    
    section {
        padding: var(--spacing-lg) 0;
    }
    
    .hero {
        min-height: 500px;
    }
    
    .btn {
        display: block;
        width: 100%;
    }
    
    .contact-form {
        padding: var(--spacing-md);
    }
    
    .legal-container {
        padding: var(--spacing-md);
    }
}