/* ============================================
   Softopti Website - Main Stylesheet
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Poppins:wght@600;700;800&display=swap');

/* --- CSS Variables (Light Theme - default) --- */
:root {
    --primary-green: #5faf36;
    --medium-green: #52b036;
    --dark-green: #1c5b09;
    --darkest-green: #184d05;
    --light-green: #ddfacf;
    --pale-green: #eaf2e5;
    --white: #ffffff;
    --text-dark: #333333;
    --text-light: #666666;
    --border-color: #e0e0e0;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.15);
    --transition: 0.3s ease;
    --max-width: 1200px;
    --font-family: 'Inter', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-heading: 'Poppins', 'Segoe UI', Roboto, sans-serif;
}

/* --- Dark Theme --- */
[data-theme="dark"] {
    --primary-green: #6bc743;
    --medium-green: #5fb838;
    --dark-green: #8fd477;
    --darkest-green: #a3e090;
    --light-green: #1a3a12;
    --pale-green: #1a2318;
    --white: #1a1a1a;
    --text-dark: #e0e0e0;
    --text-light: #a0a0a0;
    --border-color: #333333;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.4);
}

/* --- Dark Theme specific overrides --- */
[data-theme="dark"] .header {
    background-color: #1e1e1e;
    border-bottom-color: #333;
}

[data-theme="dark"] .main-nav {
    background-color: #2a4d1e;
}

[data-theme="dark"] .main-nav ul li a:hover,
[data-theme="dark"] .main-nav ul li a.active {
    background-color: #1a3312;
}

[data-theme="dark"] .stats-section {
    background-color: #142a0c;
}

[data-theme="dark"] .stat-number {
    color: #6bc743;
}

[data-theme="dark"] .card {
    background-color: #222222;
    border-color: #333;
}

[data-theme="dark"] .card-header {
    background-color: #2a4d1e;
}

[data-theme="dark"] .product-card {
    background-color: #222222;
}

[data-theme="dark"] .value-card {
    background-color: #222222;
    border-top-color: #6bc743;
}

[data-theme="dark"] .footer {
    background-color: #111111;
}

[data-theme="dark"] .footer-bottom {
    border-top-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .page-header {
    background: linear-gradient(135deg, #142a0c 0%, #2a4d1e 100%);
}

[data-theme="dark"] .hero {
    background: linear-gradient(180deg, var(--pale-green) 0%, var(--white) 100%);
}

[data-theme="dark"] .contact-form input,
[data-theme="dark"] .contact-form textarea {
    background-color: #2a2a2a;
    color: var(--text-dark);
    border-color: #444;
}

[data-theme="dark"] .service-item .service-icon {
    background-color: #1a3a12;
    color: #6bc743;
}

[data-theme="dark"] .contact-map {
    background-color: #222222;
}

/* --- Theme Toggle Button --- */
.theme-toggle {
    padding: 6px 14px;
    border: 2px solid var(--primary-green);
    border-radius: 4px;
    color: var(--primary-green);
    font-size: 0.85rem;
    font-weight: 600;
    background: transparent;
    cursor: pointer;
    transition: background-color var(--transition), color var(--transition);
}

.theme-toggle:hover {
    background-color: var(--primary-green);
    color: var(--white);
}

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

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

body {
    font-family: var(--font-family);
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

ul, ol {
    list-style: none;
}

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

button {
    font-family: var(--font-family);
    cursor: pointer;
    border: none;
    background: none;
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* --- Header --- */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--white);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 10px;
    padding-bottom: 10px;
}

.header .logo img {
    height: 50px;
    width: auto;
}

.top-nav {
    display: flex;
    align-items: center;
    gap: 15px;
}

.top-nav a {
    color: var(--text-dark);
    font-size: 0.9rem;
    transition: color var(--transition);
}

.top-nav a:hover {
    color: var(--primary-green);
}

.lang-toggle {
    padding: 6px 14px;
    border: 2px solid var(--primary-green);
    border-radius: 4px;
    color: var(--primary-green);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    background: transparent;
    transition: background-color var(--transition), color var(--transition);
}

.lang-toggle:hover {
    background-color: var(--primary-green);
    color: var(--white);
}

/* --- Main Navigation Bar --- */
.main-nav {
    background-color: var(--primary-green);
}

.main-nav .container {
    display: flex;
    align-items: center;
    justify-content: center;
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: 0;
}

.main-nav ul li a {
    display: block;
    padding: 14px 22px;
    color: var(--white);
    font-size: 0.95rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: background-color var(--transition), color var(--transition);
}

.main-nav ul li a:hover,
.main-nav ul li a.active {
    background-color: var(--dark-green);
    color: var(--white);
}

/* --- Menu Toggle (Hamburger) --- */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 22px;
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1100;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--white);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(9.5px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-9.5px) rotate(-45deg);
}

/* --- Scroll Reveal Animation --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Back to Top Button --- */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--primary-green);
    color: var(--white);
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    border: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition), background-color var(--transition), transform var(--transition);
    z-index: 900;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--dark-green);
    transform: translateY(-3px);
}

/* --- Hero Section --- */
.hero {
    background: linear-gradient(180deg, var(--pale-green) 0%, var(--white) 100%);
    padding: 80px 20px;
    text-align: center;
}

.hero .container {
    max-width: 800px;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--dark-green);
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 35px;
    line-height: 1.7;
}

.hero .cta-button {
    display: inline-block;
    padding: 14px 40px;
    background-color: var(--primary-green);
    color: var(--white);
    font-size: 1.05rem;
    font-weight: 600;
    border-radius: 5px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.hero .cta-button:hover {
    background-color: var(--dark-green);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

/* --- Stats Section --- */
.stats-section {
    background-color: var(--dark-green);
    padding: 50px 20px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: var(--max-width);
    margin: 0 auto;
    text-align: center;
}

.stat-item {
    color: var(--white);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--light-green);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- Cards Grid --- */
.cards-section {
    padding: 60px 20px;
    background-color: var(--white);
}

.cards-section .section-title {
    text-align: center;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark-green);
    margin-bottom: 15px;
}

.cards-section .section-subtitle {
    text-align: center;
    font-size: 1.05rem;
    color: var(--text-light);
    margin-bottom: 40px;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.card {
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition);
}

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

.card-header {
    background-color: var(--primary-green);
    color: var(--white);
    padding: 18px 20px;
    font-size: 1.15rem;
    font-weight: 600;
    text-align: center;
}

.card-body {
    padding: 25px 20px;
}

.card-body p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.7;
}

.card-body a {
    display: inline-block;
    margin-top: 15px;
    color: var(--primary-green);
    font-weight: 600;
    padding-bottom: 2px;
    border-bottom: 2px solid transparent;
    transition: color var(--transition), border-color var(--transition);
}

.card-body a:hover {
    color: var(--dark-green);
    border-bottom-color: var(--dark-green);
}

/* --- Page Header --- */
.page-header {
    background: linear-gradient(135deg, var(--dark-green) 0%, var(--primary-green) 100%);
    color: var(--white);
    padding: 50px 20px;
    text-align: center;
}

.page-header h1 {
    font-family: var(--font-heading);
    font-size: 2.4rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.page-header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* --- Page Content --- */
.page-content {
    padding: 60px 20px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.page-content h2 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark-green);
    margin-bottom: 20px;
}

.page-content ul {
    margin-bottom: 25px;
}

.page-content ul li {
    position: relative;
    padding: 8px 0 8px 28px;
    color: var(--text-light);
    line-height: 1.7;
}

.page-content ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 14px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--primary-green);
}

.page-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--darkest-green);
    margin-bottom: 12px;
}

.page-content p {
    color: var(--text-light);
    margin-bottom: 15px;
    line-height: 1.7;
}

/* --- Products Grid --- */
.products-section {
    padding: 60px 20px;
    background-color: var(--pale-green);
}

.products-section .section-title {
    text-align: center;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark-green);
    margin-bottom: 40px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.product-card {
    background-color: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition);
}

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

.product-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.product-card .product-info {
    padding: 20px;
}

.product-card .product-info h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--dark-green);
    margin-bottom: 10px;
}

.product-card .product-info p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
}

.product-card .product-info a {
    display: inline-block;
    margin-top: 12px;
    color: var(--primary-green);
    font-weight: 600;
    padding-bottom: 2px;
    border-bottom: 2px solid transparent;
    transition: color var(--transition), border-color var(--transition);
}

.product-card .product-info a:hover {
    color: var(--dark-green);
    border-bottom-color: var(--dark-green);
}

/* --- About / Values Grid --- */
.values-section {
    padding: 60px 20px;
    background-color: var(--pale-green);
}

.values-section .section-title {
    text-align: center;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark-green);
    margin-bottom: 40px;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.value-card {
    background-color: var(--white);
    border-radius: 8px;
    padding: 35px 25px;
    text-align: center;
    box-shadow: var(--shadow);
    border-top: 4px solid var(--primary-green);
    transition: transform var(--transition), box-shadow var(--transition);
}

.value-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.value-card .value-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
    display: block;
}

.value-card h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-green);
    margin-bottom: 10px;
}

.value-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* --- Services List --- */
.services-section {
    padding: 60px 20px;
}

.services-list {
    max-width: var(--max-width);
    margin: 0 auto;
}

.service-item {
    display: flex;
    align-items: flex-start;
    gap: 30px;
    padding: 30px 0;
    border-bottom: 1px solid var(--border-color);
}

.service-item:last-child {
    border-bottom: none;
}

.service-item .service-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background-color: var(--light-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--dark-green);
}

.service-item .service-details h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-green);
    margin-bottom: 8px;
}

.service-item .service-details p {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* --- Contact Grid --- */
.contact-section {
    padding: 60px 20px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-family: var(--font-family);
    font-size: 0.95rem;
    transition: border-color var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-green);
}

.contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-form button[type="submit"] {
    padding: 12px 30px;
    background-color: var(--primary-green);
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color var(--transition);
    align-self: flex-start;
}

.contact-form button[type="submit"]:hover {
    background-color: var(--dark-green);
}

.contact-map {
    border-radius: 8px;
    overflow: hidden;
    min-height: 300px;
    background-color: var(--pale-green);
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.contact-info {
    margin-top: 20px;
}

.contact-info p {
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: 8px;
    line-height: 1.6;
}

.contact-info strong {
    color: var(--dark-green);
}

/* --- Footer --- */
.footer {
    background-color: var(--darkest-green);
    color: var(--white);
    padding: 50px 20px 30px;
}

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

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 18px;
    color: var(--light-green);
}

.footer-col p,
.footer-col a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.8;
}

.footer-col a {
    display: block;
    transition: color var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding-top: 20px;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

/* --- Language Switching --- */
[data-lang="fr"] {
    display: none;
}

[data-lang="en"] {
    display: initial;
}

html[lang="fr"] [data-lang="fr"] {
    display: initial;
}

html[lang="fr"] [data-lang="en"] {
    display: none;
}

/* Block-level elements need block display */
h1[data-lang="fr"],
h2[data-lang="fr"],
h3[data-lang="fr"],
p[data-lang="fr"],
div[data-lang="fr"],
ul[data-lang="fr"],
li[data-lang="fr"],
section[data-lang="fr"] {
    display: none;
}

html[lang="fr"] h1[data-lang="fr"],
html[lang="fr"] h2[data-lang="fr"],
html[lang="fr"] h3[data-lang="fr"],
html[lang="fr"] p[data-lang="fr"],
html[lang="fr"] div[data-lang="fr"],
html[lang="fr"] ul[data-lang="fr"],
html[lang="fr"] li[data-lang="fr"],
html[lang="fr"] section[data-lang="fr"] {
    display: block;
}

html[lang="fr"] h1[data-lang="en"],
html[lang="fr"] h2[data-lang="en"],
html[lang="fr"] h3[data-lang="en"],
html[lang="fr"] p[data-lang="en"],
html[lang="fr"] div[data-lang="en"],
html[lang="fr"] ul[data-lang="en"],
html[lang="fr"] li[data-lang="en"],
html[lang="fr"] section[data-lang="en"] {
    display: none;
}

/* Inline elements keep inline display */
span[data-lang="fr"],
a[data-lang="fr"] {
    display: none;
}

html[lang="fr"] span[data-lang="fr"],
html[lang="fr"] a[data-lang="fr"] {
    display: inline;
}

html[lang="fr"] span[data-lang="en"],
html[lang="fr"] a[data-lang="en"] {
    display: none;
}

/* --- Mobile Responsive: 768px --- */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .main-nav .container {
        justify-content: flex-end;
        padding-top: 10px;
        padding-bottom: 10px;
    }

    .main-nav ul {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--primary-green);
        box-shadow: var(--shadow);
        z-index: 999;
    }

    [data-theme="dark"] .main-nav ul {
        background-color: #2a4d1e;
    }

    .main-nav ul.open {
        display: flex;
    }

    .main-nav ul li a {
        padding: 14px 20px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        text-align: center;
    }

    .main-nav {
        position: relative;
    }

    .hero {
        padding: 50px 20px;
    }

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

    .hero p {
        font-size: 1.05rem;
    }

    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

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

    .values-grid {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }

    .page-header h1 {
        font-size: 1.8rem;
    }

    .service-item {
        flex-direction: column;
        gap: 15px;
    }
}

/* --- Mobile Responsive: 480px --- */
@media (max-width: 480px) {
    html {
        font-size: 15px;
    }

    .header .container {
        padding-top: 8px;
        padding-bottom: 8px;
    }

    .header .logo img {
        height: 40px;
    }

    .top-nav {
        gap: 10px;
    }

    .lang-toggle {
        padding: 4px 10px;
        font-size: 0.8rem;
    }

    .hero {
        padding: 35px 15px;
    }

    .hero h1 {
        font-size: 1.6rem;
    }

    .hero p {
        font-size: 0.95rem;
        margin-bottom: 25px;
    }

    .hero .cta-button {
        padding: 12px 30px;
        font-size: 0.95rem;
    }

    .cards-section {
        padding: 40px 15px;
    }

    .cards-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

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

    .stat-number {
        font-size: 2rem;
    }

    .values-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-content {
        padding: 40px 15px;
    }

    .page-header {
        padding: 35px 15px;
    }

    .page-header h1 {
        font-size: 1.5rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .footer {
        padding: 35px 15px 20px;
    }

    .contact-section {
        padding: 40px 15px;
    }

    .services-section {
        padding: 40px 15px;
    }

    .products-section {
        padding: 40px 15px;
    }
}