/* ============================================
   ROOT.IO - Styles Principaux
   ============================================ */

/* Variables CSS */
:root {
    --black: #1A1A1A;
    --white: #FFFFFF;
    --grey: #6B6B6B;
    --grey-dark: #2A2A2A;
    --coral: #FF6B6B;
    --orange: #FF6B35;
    --black-deep: #0D0D0D;
    
    /* Spacing scale (base: 8px) */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-2xl: 64px;
    --spacing-3xl: 96px;
    
    /* Typography */
    --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-code: 'Courier New', monospace;
    
    /* Transitions */
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ============================================
   Navigation
   ============================================ */

.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    transform: translateY(-100%);
    transition: transform var(--transition);
}

.main-nav.sticky {
    transform: translateY(0);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-logo {
    font-family: 'Montserrat', sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
    letter-spacing: -0.5px;
    transition: opacity var(--transition);
    display: flex;
    align-items: center;
}

.nav-logo:hover {
    opacity: 0.8;
}

.blinking-underscore {
    animation: blink 1.5s infinite;
    display: inline-block;
}

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-links a {
    color: var(--white);
    text-decoration: none;
    font-size: 16px;
    transition: color var(--transition);
}

.nav-links a:hover {
    color: var(--coral);
}

.nav-cta {
    background-color: var(--coral);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-md);
    text-decoration: none;
    border-radius: 2px;
    font-weight: bold;
    transition: all var(--transition);
}

.nav-cta:hover {
    background-color: #FF5252;
    transform: translateY(-2px);
}

.language-selector {
    background-color: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 2px;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: all var(--transition);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23ffffff' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
    padding-right: 32px;
}

.language-selector:hover {
    border-color: rgba(255, 255, 255, 0.4);
    background-color: rgba(255, 255, 255, 0.05);
}

.language-selector:focus {
    outline: none;
    border-color: var(--coral);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--black);
    background-image: 
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    position: relative;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    padding: var(--spacing-3xl) var(--spacing-lg);
}

.hero-logo {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(48px, 8vw, 96px);
    font-weight: 600;
    color: var(--white);
    letter-spacing: -2px;
}

.hero-logo .blinking-underscore {
    animation: blink 1.5s infinite;
    display: inline-block;
}

.hero h1 {
    font-size: clamp(48px, 8vw, 96px);
    font-weight: bold;
    color: var(--white);
    letter-spacing: -2px;
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.hero-tagline {
    font-size: clamp(24px, 4vw, 40px);
    color: var(--coral);
    font-weight: bold;
    margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 20px);
    color: var(--grey);
    margin-bottom: var(--spacing-xl);
}

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

/* ============================================
   Buttons
   ============================================ */

.cta-primary {
    background: linear-gradient(135deg, var(--coral) 0%, #FF5252 100%);
    color: var(--white);
    border: none;
    padding: 16px 32px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    display: inline-block;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(255, 107, 107, 0.3);
    letter-spacing: 0.3px;
    position: relative;
    overflow: hidden;
}

.cta-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.cta-primary:hover {
    background: linear-gradient(135deg, #FF5252 0%, var(--coral) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

.cta-primary:hover::before {
    left: 100%;
}

.cta-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(255, 107, 107, 0.3);
}

.cta-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
    padding: 16px 32px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    display: inline-block;
    border-radius: 4px;
    letter-spacing: 0.3px;
    backdrop-filter: blur(10px);
}

.cta-secondary:hover {
    background: var(--white);
    color: var(--black);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.2);
}

.cta-large {
    padding: 20px 48px;
    font-size: 20px;
}

/* ============================================
   Value Proposition
   ============================================ */

.value-prop {
    background-color: var(--black-deep);
    padding: var(--spacing-3xl) 0;
}

.section-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: bold;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--white);
}

.section-title .blinking-underscore {
    animation: blink 1.5s infinite;
    display: inline-block;
}

/* No blinking underscore in value section */
.value-prop .section-title .blinking-underscore {
    animation: none;
    opacity: 1;
}

.section-subtitle {
    text-align: center;
    color: var(--grey);
    font-size: 18px;
    margin-bottom: var(--spacing-2xl);
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.value-card {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: 2px;
    transition: all var(--transition);
    color: var(--black);
}

.value-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.1);
}

.value-icon {
    color: var(--coral);
    margin-bottom: var(--spacing-md);
}

.value-card h3 {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: var(--spacing-sm);
    color: var(--black);
}

.value-card p {
    color: var(--grey-dark);
    line-height: 1.6;
}

/* ============================================
   Pricing
   ============================================ */

.pricing {
    background-color: var(--black);
    padding: var(--spacing-3xl) 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
    align-items: stretch;
}

.pricing-card {
    background-color: var(--white);
    padding: var(--spacing-xl);
    border-radius: 2px;
    position: relative;
    transition: all var(--transition);
    color: var(--black);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.1);
}

.pricing-card.featured {
    border: 3px solid var(--coral);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-4px);
}

.featured-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--coral);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 14px;
    font-weight: bold;
    border-radius: 2px;
}

.pricing-header {
    margin-bottom: var(--spacing-md);
}

.pricing-header h3 {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: var(--spacing-xs);
    color: var(--black);
}

.pricing-duration {
    color: var(--grey);
    font-size: 16px;
}

.pricing-price {
    font-size: clamp(40px, 6vw, 56px);
    font-weight: bold;
    color: var(--black);
    margin-bottom: var(--spacing-lg);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--spacing-xl);
    line-height: 2;
    flex-grow: 1;
}

.pricing-features li {
    color: var(--grey-dark);
    font-size: 16px;
}

.pricing-cta {
    width: 100%;
    text-align: center;
    display: block;
    margin-top: auto;
}

/* ============================================
   Process
   ============================================ */

.process {
    background-color: var(--grey-dark);
    padding: var(--spacing-3xl) 0;
}

.process-timeline {
    max-width: 800px;
    margin: var(--spacing-2xl) auto 0;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 48px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: rgba(255, 255, 255, 0.1);
}

.process-step {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
    position: relative;
    align-items: flex-start;
}

.process-step:last-child {
    margin-bottom: 0;
}

.step-number {
    font-size: clamp(48px, 8vw, 96px);
    font-weight: bold;
    color: var(--white);
    line-height: 1;
    min-width: 96px;
    transition: color var(--transition);
    position: relative;
    z-index: 1;
}

.process-step:hover .step-number {
    color: var(--coral);
}

.step-number::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background-color: var(--coral);
    border-radius: 2px;
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition);
}

.process-step:hover .step-number::after {
    opacity: 0.2;
}

.step-content {
    flex: 1;
    padding-top: var(--spacing-md);
}

.step-content h3 {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: var(--spacing-sm);
    color: var(--white);
}

.step-content p {
    color: var(--grey);
    font-size: 18px;
    line-height: 1.6;
}

/* ============================================
   Code Snippet
   ============================================ */

.code-snippet {
    background-color: var(--black);
    padding: var(--spacing-3xl) 0;
}

.code-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.code-window {
    background-color: var(--black-deep);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.code-dots {
    display: flex;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    background-color: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--grey);
}

.code-content {
    padding: var(--spacing-lg);
    margin: 0;
    overflow-x: auto;
}

.code-content code {
    font-family: var(--font-code);
    font-size: 16px;
    color: var(--grey);
    line-height: 1.8;
}

.code-content code .highlight {
    color: var(--coral);
}

.code-text {
    padding: var(--spacing-lg);
}

.code-text h3 {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: var(--spacing-sm);
    color: var(--white);
}

.code-text p {
    color: var(--grey);
    font-size: 18px;
    line-height: 1.6;
}

/* ============================================
   CTA Final
   ============================================ */

.cta-final {
    background-color: var(--black);
    padding: var(--spacing-3xl) 0;
    text-align: center;
}

.cta-final h2 {
    font-size: clamp(40px, 6vw, 64px);
    font-weight: bold;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.cta-subtitle {
    font-size: 20px;
    color: var(--grey);
    margin-bottom: var(--spacing-xl);
}

.cta-small {
    margin-top: var(--spacing-md);
    color: var(--grey);
    font-size: 14px;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background-color: var(--black-deep);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

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

.footer-col h4 {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: var(--spacing-sm);
    color: var(--white);
}

.footer-logo {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.footer-logo .blinking-underscore {
    animation: blink 1.5s infinite;
    display: inline-block;
}

.footer-col p {
    color: var(--grey);
    margin-bottom: var(--spacing-xs);
    line-height: 1.6;
}

.footer-col a {
    color: var(--grey);
    text-decoration: none;
    transition: color var(--transition);
}

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

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

.footer-bottom p {
    color: var(--grey);
    font-size: 14px;
}

.footer-bottom .blinking-underscore {
    animation: blink 1.5s infinite;
    display: inline-block;
}

/* ============================================
   Contact Page
   ============================================ */

.contact-section {
    min-height: 100vh;
    padding: calc(var(--spacing-3xl) + 60px) 0 var(--spacing-3xl);
    background-color: var(--black);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-3xl);
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info h1 {
    font-size: clamp(40px, 6vw, 64px);
    font-weight: bold;
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.contact-subtitle {
    font-size: 20px;
    color: var(--grey);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.6;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.contact-item h3 {
    font-size: 18px;
    font-weight: bold;
    color: var(--white);
    margin-bottom: var(--spacing-xs);
}

.contact-link {
    color: var(--coral);
    text-decoration: none;
    font-size: 18px;
    transition: color var(--transition);
}

.contact-link:hover {
    color: #FF5252;
}

.contact-text {
    color: var(--grey);
    font-size: 18px;
}

.contact-form-wrapper {
    background-color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: 8px;
    color: var(--black);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--black);
    margin-bottom: 8px;
    display: block;
    letter-spacing: 0.3px;
}

.form-group input,
.form-group textarea {
    padding: 16px;
    border: 2px solid rgba(0, 0, 0, 0.08);
    border-radius: 4px;
    font-size: 16px;
    font-family: var(--font-body);
    color: var(--black);
    background-color: var(--white);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    width: 100%;
    box-sizing: border-box;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(0, 0, 0, 0.4);
    opacity: 1;
}

.form-group {
    position: relative;
}

/* Custom Select Wrapper */
.custom-select-wrapper {
    position: relative;
    display: block;
}

.custom-select {
    position: absolute;
    opacity: 0;
    pointer-events: none;
    width: 0;
    height: 0;
}

/* Custom Select Trigger (the visible button) */
.custom-select-trigger {
    width: 100%;
    padding: 16px 48px 16px 16px;
    cursor: pointer;
    background-color: var(--white);
    border: 2px solid rgba(0, 0, 0, 0.08);
    border-radius: 4px;
    font-size: 16px;
    font-family: var(--font-body);
    color: var(--black);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    min-height: 52px;
}

.custom-select-trigger:hover {
    border-color: rgba(0, 0, 0, 0.15);
    background-color: #FAFAFA;
}

.custom-select-wrapper.active .custom-select-trigger {
    border-color: var(--coral);
    box-shadow: 0 0 0 4px rgba(255, 107, 107, 0.1);
    background-color: var(--white);
}

.custom-select-value {
    flex: 1;
    text-align: left;
}

.custom-select-arrow {
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 8px solid var(--coral);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
    margin-left: 12px;
    will-change: transform;
}

.custom-select-wrapper.active .custom-select-arrow {
    transform: rotate(180deg);
}

/* Custom Select Options (the dropdown menu) */
.custom-select-options {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background-color: var(--white);
    border: 2px solid var(--coral);
    border-radius: 4px;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-8px) scale(0.98);
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12),
                0 2px 8px rgba(0, 0, 0, 0.08);
    will-change: max-height, opacity, transform;
    backdrop-filter: blur(10px);
}

.custom-select-wrapper.active .custom-select-options {
    max-height: 320px;
    opacity: 1;
    transform: translateY(0) scale(1);
    overflow-y: auto;
}

.custom-select-option {
    padding: 16px 20px;
    cursor: pointer;
    font-size: 16px;
    color: var(--black);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    transform: translateX(0);
    position: relative;
    display: flex;
    align-items: center;
}

.custom-select-option:first-child {
    border-radius: 4px 4px 0 0;
}

.custom-select-option:last-child {
    border-bottom: none;
    border-radius: 0 0 4px 4px;
}

.custom-select-option:hover {
    background-color: rgba(255, 107, 107, 0.08);
    color: var(--coral);
    transform: translateX(6px);
    padding-left: 24px;
}

.custom-select-option.selected {
    background: linear-gradient(90deg, var(--coral) 0%, #FF5252 100%);
    color: var(--white);
    font-weight: 600;
    transform: translateX(0);
    padding-left: 20px;
}

.custom-select-option.selected::before {
    content: '✓';
    margin-right: 12px;
    font-weight: bold;
    font-size: 18px;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--coral);
    box-shadow: 0 0 0 4px rgba(255, 107, 107, 0.1);
    background-color: #FFFFFF;
}

.form-group input:hover:not(:focus),
.form-group textarea:hover:not(:focus) {
    border-color: rgba(0, 0, 0, 0.15);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
    line-height: 1.6;
    font-family: var(--font-body);
}

.form-group textarea:focus {
    min-height: 160px;
}

.form-note {
    text-align: center;
    color: var(--grey);
    font-size: 14px;
    margin-top: var(--spacing-md);
    line-height: 1.6;
    opacity: 0.8;
}

/* Form validation states */
.form-group input:invalid:not(:placeholder-shown),
.form-group textarea:invalid:not(:placeholder-shown) {
    border-color: #FF5252;
}

.form-group input:valid:not(:placeholder-shown),
.form-group textarea:valid:not(:placeholder-shown) {
    border-color: rgba(0, 0, 0, 0.15);
}

.form-note {
    text-align: center;
    color: var(--grey);
    font-size: 14px;
    margin-top: var(--spacing-sm);
}

.form-message {
    padding: var(--spacing-xl);
    border-radius: 2px;
    text-align: center;
}

.form-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.form-message h3 {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: var(--spacing-sm);
}

.form-message p {
    font-size: 16px;
    line-height: 1.6;
}