/* --- Γενικές Ρυθμίσεις --- */
:root {
    --bg-color: #0a0a0a;
    --surface-color: #141414;
    --surface-elevated: #1a1a1a;
    --text-color: #f5f5f5;
    --text-muted: #a0a0a0;
    --accent-color: #a4c639;
    --accent-soft: rgba(164, 198, 57, 0.12);
    --border-color: #2a2a2a;
    --font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

.site-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* --- Header --- */
.main-header {
    background-color: var(--surface-color);
    padding: 0.8rem 2rem;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 45px;
    width: auto;
    display: block;
}

.main-nav {
    display: flex;
    gap: 2rem;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 1rem;
    padding-bottom: 5px;
    border-bottom: 2px solid transparent;
    transition: color 0.3s ease, border-color 0.3s ease;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--text-color);
    border-bottom-color: var(--accent-color);
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: color 0.3s ease, transform 0.3s ease;
}

.social-link svg {
    width: 22px;
    height: 22px;
    display: block;
}

.social-link:hover {
    color: var(--accent-color);
    transform: scale(1.1);
}

/* --- Main Content --- */
.page-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* Hero Section */
.hero-section {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 5rem 2rem;
    background: radial-gradient(ellipse at center, #161616 0%, var(--bg-color) 70%);
}

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

.hero-logo {
    max-width: 450px;
    width: 100%;
    height: auto;
    margin-bottom: 2rem;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--text-muted);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.button {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    text-decoration: none;
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.9rem;
    border-radius: 4px;
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
    cursor: pointer;
}

.button.primary {
    background-color: var(--accent-color);
    color: var(--bg-color);
    border: 2px solid var(--accent-color);
}

.button.primary:hover {
    background-color: transparent;
    color: var(--accent-color);
}

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

.button.secondary:hover {
    background-color: var(--text-color);
    color: var(--bg-color);
}

/* ============================================ */
/* --- ABOUT SECTION (Home) --- */
/* ============================================ */
.about-section {
    padding: 6rem 2rem;
    background-color: var(--surface-color);
    border-top: 1px solid var(--border-color);
}

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

.about-header {
    text-align: center;
    margin-bottom: 4rem;
}

.about-header h2 {
    font-size: 2.5rem;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: var(--text-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.title-underline {
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
    margin: 0 auto;
    border-radius: 2px;
}

.about-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 5rem;
}

.about-text p {
    font-size: 1.15rem;
    color: var(--text-muted);
    line-height: 1.9;
    margin-bottom: 1.5rem;
}

.about-link {
    display: inline-block;
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    padding-bottom: 2px;
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease;
}

.about-link:hover {
    border-bottom-color: var(--accent-color);
}

.about-image-wrapper {
    position: relative;
}

.about-image-wrapper::before {
    content: "";
    position: absolute;
    inset: -10px -10px 10px 10px;
    border: 2px solid var(--accent-color);
    border-radius: 12px;
    z-index: 0;
    opacity: 0.3;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.about-image-wrapper:hover::before {
    opacity: 0.6;
    transform: translate(-4px, -4px);
}

.about-image {
    width: 100%;
    max-width: 512px;
    height: auto;
    aspect-ratio: 512 / 341;
    object-fit: cover;
    border-radius: 12px;
    display: block;
    position: relative;
    z-index: 1;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.feature-card {
    background-color: var(--surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: transform 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-color);
    background-color: rgba(164, 198, 57, 0.05);
}

.feature-card-wide {
    grid-column: span 2;
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--accent-soft);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.feature-icon svg {
    width: 26px;
    height: 26px;
}

.feature-card p {
    color: var(--text-color);
    font-size: 1rem;
    line-height: 1.5;
    font-weight: 500;
    margin: 0;
}

/* Γενικό περιεχόμενο για εσωτερικές σελίδες */
.content-section {
    max-width: 900px;
    margin: 4rem auto;
    padding: 0 2rem;
    text-align: center;
}

.content-section h1,
.content-section h3 {
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 2rem;
    color: var(--accent-color);
}

.content-section p {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    text-align: justify;
    color: var(--text-muted);
}

/* --- Footer --- */
.main-footer {
    background-color: var(--surface-color);
    padding: 2rem;
    margin-top: auto;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-logo-img {
    height: 40px;
    width: auto;
    display: block;
}

.footer-email {
    font-size: 1rem;
    color: var(--text-muted);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .about-features {
        grid-template-columns: repeat(2, 1fr);
    }

    .feature-card-wide {
        grid-column: span 2;
    }
}

@media (max-width: 900px) {
    .about-main {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .about-header h2 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }

    .main-nav {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .button {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }

    .about-section {
        padding: 4rem 1.5rem;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .feature-card-wide {
        grid-column: span 1;
    }

    .about-image-wrapper::before {
        display: none;
    }
}
/* ============================================ */
/* --- Page Hero (για εσωτερικές σελίδες) --- */
/* ============================================ */
.page-hero {
    text-align: center;
    padding: 5rem 2rem 4rem;
    background: radial-gradient(ellipse at center, #161616 0%, var(--bg-color) 70%);
    border-bottom: 1px solid var(--border-color);
}

.page-hero h1 {
    font-size: 3rem;
    text-transform: uppercase;
    letter-spacing: 5px;
    color: var(--text-color);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

/* --- About Section Alt (εναλλαγή background) --- */
.about-section-alt {
    background-color: var(--surface-elevated);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

/* --- Τίτλος με αριστερή πράσινη γραμμή --- */
.title-underline-left {
    width: 50px;
    height: 3px;
    background-color: var(--accent-color);
    margin-bottom: 1.5rem;
    border-radius: 2px;
}

/* --- H2 μέσα στο about-text --- */
.about-text h2 {
    font-size: 1.8rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--text-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

/* --- Long text block --- */
.about-long-text {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.about-long-text p {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.9;
    margin-bottom: 1.5rem;
}

.about-long-text p:last-child {
    margin-bottom: 0;
}

/* --- Responsive για page-hero --- */
@media (max-width: 768px) {
    .page-hero {
        padding: 3rem 1.5rem 2.5rem;
    }

    .page-hero h1 {
        font-size: 2rem;
        letter-spacing: 3px;
    }
}
/* ============================================ */
/* --- Products (Our Products σελίδα) --- */
/* ============================================ */

/* Intro block */
.products-intro {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.products-intro h2 {
    font-size: 1.8rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--text-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.products-intro .title-underline-left {
    margin: 0 auto 1.5rem;
}

.products-intro p {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 2rem;
}

/* Product Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.product-card {
    background-color: var(--surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: transform 0.3s ease, border-color 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.product-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-color);
    background-color: rgba(164, 198, 57, 0.05);
    box-shadow: 0 10px 30px rgba(164, 198, 57, 0.15);
}

.product-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background-color: var(--accent-soft);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.product-icon svg {
    width: 30px;
    height: 30px;
}

.product-card h3 {
    font-size: 1.15rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-color);
    font-weight: 600;
    margin: 0;
}

.product-card p {
    font-size: 0.98rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin: 0;
}

/* Responsive για products */
@media (max-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
}
/* ============================================ */
/* --- Contact Page --- */
/* ============================================ */

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 4rem;
    align-items: start;
    max-width: 1100px;
    margin: 0 auto;
}

/* --- Left: Info --- */
.contact-info h2 {
    font-size: 1.8rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--text-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1.2rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

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

.contact-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--accent-soft);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 22px;
    height: 22px;
}

.contact-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    margin-bottom: 0.3rem;
    font-weight: 600;
}

.contact-value {
    display: block;
    color: var(--text-color);
    text-decoration: none;
    font-size: 1.05rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* --- Right: Form --- */
.contact-form-wrapper h2 {
    font-size: 1.8rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--text-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.contact-form {
    background-color: var(--surface-elevated);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    margin-top: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.2rem;
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-color);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    outline: none;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #555;
}

.contact-form .button {
    margin-top: 0.5rem;
    width: 100%;
}

/* --- Responsive --- */
@media (max-width: 900px) {
    .contact-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
}