/* ==========================================================================
   Piaggio Koutsoudis — Main Stylesheet
   ========================================================================== */


/* ==========================================================================
   1. CSS Variables
   ========================================================================== */

:root {
    --piaggio-blue: #00AEEF;
    --dark-gray:    #2C2C2C;
    --light-gray:   #F5F5F5;
    --mid-gray:     #7A7A7A;
    --white:        #FFFFFF;
}


/* ==========================================================================
   2. Global Reset & Base
   ========================================================================== */

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

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color:       var(--dark-gray);
    overflow-x:  hidden;
}

a {
    text-decoration: none;
    color:           inherit;
    transition:      color 0.3s ease;
}


/* ==========================================================================
   3. Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
    font-family:   'Montserrat', sans-serif;
    font-weight:   600;
    line-height:   1.3;
    margin-bottom: 1rem;
}

h1 {
    font-size:      3.5rem;
    font-weight:    700;
    letter-spacing: -1px;
}

h2 {
    font-size:     2.5rem;
    margin-bottom: 2rem;
    position:      relative;
}

h2::after {
    content:          '';
    display:          block;
    width:            60px;
    height:           4px;
    background-color: var(--piaggio-blue);
    margin-top:       1rem;
}

p {
    margin-bottom: 1.5rem;
    color:         var(--mid-gray);
    line-height:   1.7;
}


/* ==========================================================================
   4. Layout Utilities
   ========================================================================== */

.container {
    width:      100%;
    max-width:  1200px;
    margin:     0 auto;
    padding:    0 2rem;
}


/* ==========================================================================
   5. Header
   ========================================================================== */

header {
    position:         fixed;
    top:              0;
    left:             0;
    width:            100%;
    z-index:          1000;
    padding:          1.5rem 0;
    background-color: rgba(34, 34, 34, 0.9);
    backdrop-filter:  blur(10px);
    transition:       all 0.4s ease;
}

header.scrolled {
    background-color: var(--white);
    box-shadow:       0 5px 20px rgba(0, 0, 0, 0.1);
    padding:          1rem 0;
}

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

/* --- Logo --- */

.logo {
    display:     flex;
    align-items: center;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size:   1.5rem;
    color:       var(--white);
}

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

.logo-img {
    height:       40px;
    width:        auto;
    margin-right: 10px;
}

header.scrolled .logo {
    color: var(--dark-gray);
}

/* --- Navigation --- */

nav {
    display:     flex;
    align-items: center;
}

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

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    font-weight: 500;
    font-size:   0.95rem;
    position:    relative;
    color:       var(--white);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

nav ul li a::after {
    content:          '';
    position:         absolute;
    bottom:           -5px;
    left:             0;
    width:            0;
    height:           2px;
    background-color: var(--piaggio-blue);
    transition:       width 0.3s ease;
}

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

header.scrolled nav ul li a {
    color:       var(--dark-gray);
    text-shadow: none;
}

/* --- Language Switcher --- */

.language-switcher {
    display:       flex;
    margin-left:   2rem;
    border:        1px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    overflow:      hidden;
}

header.scrolled .language-switcher {
    border-color: var(--mid-gray);
}

.lang-btn {
    background:  transparent;
    border:      none;
    color:       var(--white);
    padding:     0.5rem 0.75rem;
    font-size:   0.8rem;
    font-weight: 600;
    cursor:      pointer;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    transition:  all 0.3s ease;
}

.lang-btn.active {
    background-color: var(--piaggio-blue);
}

.lang-btn:not(.active):hover {
    background-color: rgba(255, 255, 255, 0.1);
}

header.scrolled .lang-btn {
    color:       var(--dark-gray);
    text-shadow: none;
}

header.scrolled .lang-btn:not(.active):hover {
    background-color: var(--light-gray);
}

/* --- Mobile Menu Button --- */

.mobile-menu-btn {
    display:     none;
    background:  none;
    border:      none;
    font-size:   1.5rem;
    cursor:      pointer;
    color:       var(--white);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

header.scrolled .mobile-menu-btn {
    color:       var(--dark-gray);
    text-shadow: none;
}


/* ==========================================================================
   6. Hero
   ========================================================================== */

/* Default για κινητά (μικρή εικόνα) */
.hero {
    height: 100vh;
    background: 
        linear-gradient(rgba(0, 0, 0, 0.45), rgba(0, 0, 0, 0.45)),
        url('../images/showroom1-mobile.webp') center / cover no-repeat;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

/* Για οθόνες μεγαλύτερες από 768px (Desktop - μεγάλη εικόνα) */
@media (min-width: 769px) {
    .hero {
        background-image: 
            linear-gradient(rgba(0, 0, 0, 0.45), rgba(0, 0, 0, 0.45)),
            url('../images/showroom1.webp');
    }
}

.hero::before {
    content:    '';
    position:   absolute;
    inset:      0;
    background: radial-gradient(circle at 20% 30%, rgba(0, 174, 239, 0.15), transparent 60%);
    z-index:    0;
}

.hero-content {
    position:  relative;
    z-index:   1;
    max-width: 700px;
}

.hero h1 {
    color:      var(--white);
    margin-bottom: 1.5rem;
    text-shadow:   0 4px 20px rgba(0, 0, 0, 0.4);
    opacity:       0;
    transform:     translateY(30px);
    animation:     fadeUp 1s ease forwards 0.3s;
}

.hero p {
    font-size:     1.25rem;
    color:         rgba(255, 255, 255, 0.85);
    margin-bottom: 2.5rem;
    text-shadow:   0 2px 10px rgba(0, 0, 0, 0.3);
    opacity:       0;
    transform:     translateY(30px);
    animation:     fadeUp 1s ease forwards 0.5s;
}

.hero-buttons {
    display:    flex;
    gap:        1rem;
    flex-wrap:  wrap;
    margin-top: 1rem;
    opacity:    0;
    transform:  translateY(30px);
    animation:  fadeUp 1s ease forwards 0.7s;
}

/* --- Hero Buttons --- */

.hero .btn {
    font-weight:     600;
    letter-spacing:  0.5px;
    padding:         0.9rem 2.2rem;
    border-radius:   6px;
    backdrop-filter: blur(4px);
    transition:      all 0.3s ease;
}

.hero .btn-primary {
    background:  linear-gradient(135deg, #00AEEF, #0077aa);
    color:       var(--white);
    border:      none;
    box-shadow:  0 10px 30px rgba(0, 174, 239, 0.4);
}

.hero .btn-primary:hover {
    transform:  translateY(-3px) scale(1.03);
    box-shadow: 0 15px 40px rgba(0, 174, 239, 0.6);
}

.hero .btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color:      var(--white);
    border:     2px solid rgba(255, 255, 255, 0.8);
}

.hero .btn-secondary:hover {
    background:  var(--white);
    color:       var(--dark-gray);
    transform:   translateY(-3px) scale(1.03);
    box-shadow:  0 10px 30px rgba(0, 0, 0, 0.4);
}


/* ==========================================================================
   7. Brands Showcase
   ========================================================================== */

.brands-showcase {
    padding:    5rem 0;
    background: var(--light-gray);
    text-align: center;
}

.brands-title {
    margin-bottom: 3rem;
}

.brands-title h3 {
    font-size:     1.8rem;
    color:         var(--dark-gray);
    margin-bottom: 0.5rem;
}

.brands-title p {
    color:         var(--mid-gray);
    font-size:     1.1rem;
    margin-bottom: 0;
}

.brands-grid {
    display:         flex;
    justify-content: center;
    align-items:     center;
    gap:             4rem;
    flex-wrap:       wrap;
    margin-top:      3rem;
}

.brand-item {
    display:         flex;
    align-items:     center;
    justify-content: center;
    background:      var(--white);
    padding:         2rem 3rem;
    border-radius:   12px;
    box-shadow:      0 10px 30px rgba(0, 0, 0, 0.08);
    transition:      all 0.3s ease;
}

.brand-item:hover {
    transform:  translateY(-6px) scale(1.03);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.brand-item img {
    max-height:  60px;
    width:       auto;
    object-fit:  contain;
    filter:      grayscale(30%);
    transition:  all 0.3s ease;
}

.brand-item:hover img {
    filter:    grayscale(0%);
    transform: scale(1.08);
}


/* ==========================================================================
   8. About
   ========================================================================== */

.about {
    padding:          6rem 0;
    background-color: var(--white);
}

.about-container {
    display:               grid;
    grid-template-columns: 1fr 1fr;
    gap:                   4rem;
    align-items:           center;
}

.about-content {
    opacity:    0;
    transform:  translateY(30px);
    transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.about-content.visible {
    opacity:   1;
    transform: translateY(0);
}

/* --- Slideshow --- */

.about-image {
    position:      relative;
    height:        400px;
    border-radius: 10px;
    overflow:      hidden;
    box-shadow:    0 15px 35px rgba(0, 0, 0, 0.15);
    opacity:       0;
    transform:     translateX(30px);
    transition:    all 0.8s ease;
}

.about-image.visible {
    opacity:   1;
    transform: translateX(0);
}

.about-image img {
    position:   absolute;
    inset:      0;
    width:      100%;
    height:     100%;
    object-fit: cover;
    opacity:    0;
    transform:  scale(1.05);
    transition: opacity 1s ease, transform 4s ease;
}

.about-image img.active {
    opacity:   1;
    transform: scale(1);
}

.about-image::after {
    content:        '';
    position:       absolute;
    inset:          0;
    background:     linear-gradient(to top, rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.05));
    pointer-events: none;
}


/* ==========================================================================
   9. Services
   ========================================================================== */

.services {
    padding:          6rem 0;
    background-color: var(--light-gray);
}

.services-container {
    text-align: center;
}

.services-grid {
    display:               grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap:                   2rem;
    margin-top:            3rem;
}

.service-card {
    background-color: var(--white);
    border-radius:    8px;
    padding:          2.5rem 2rem;
    box-shadow:       0 5px 15px rgba(0, 0, 0, 0.05);
    opacity:          0;
    transform:        translateY(30px);
    transition:       all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.service-card.visible {
    opacity:   1;
    transform: translateY(0);
}

.service-card:hover {
    transform:  translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.service-icon {
    font-size:     3rem;
    margin-bottom: 1.5rem;
    color:         var(--piaggio-blue);
}

.service-card h3 {
    margin-bottom: 1rem;
}


/* ==========================================================================
   10. Why Choose Us
   ========================================================================== */

.why-us {
    padding:          6rem 0;
    background-color: var(--dark-gray);
    color:            var(--white);
}

.why-us h2 {
    color: var(--white);
}

.why-us h2::after {
    background-color: var(--white);
}

.benefits-grid {
    display:               grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap:                   2rem;
    margin-top:            3rem;
}

.benefit-item {
    display:     flex;
    align-items: flex-start;
    opacity:     0;
    transform:   translateY(30px);
    transition:  all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.benefit-item.visible {
    opacity:   1;
    transform: translateY(0);
}

.benefit-icon {
    font-size:  1.5rem;
    margin-right: 1rem;
    color:      var(--piaggio-blue);
    min-width:  30px;
}

.benefit-content h3 {
    margin-bottom: 0.5rem;
}

.benefit-content p {
    color: #CCCCCC;
}


/* ==========================================================================
   11. Contact
   ========================================================================== */

.contact {
    padding:          6rem 0;
    background-color: var(--white);
}

.contact-container {
    display:               grid;
    grid-template-columns: 1fr 1fr;
    gap:                   4rem;
    align-items:           start;
}

/* --- Left: Info --- */

.contact-content {
    opacity:    0;
    transform:  translateY(30px);
    transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.contact-content.visible {
    opacity:   1;
    transform: translateY(0);
}

.contact-info {
    margin-top: 2rem;
}

.contact-item {
    display:       flex;
    align-items:   center;
    margin-bottom: 1.5rem;
}

.contact-icon {
    margin-right: 1rem;
    color:        var(--piaggio-blue);
    width:        20px;
}

/* --- Right: Store Slideshow --- */

.contact-image {
    position:      relative;
    height:        220px;
    margin-bottom: 1.5rem;
    border-radius: 10px;
    overflow:      hidden;
    box-shadow:    0 12px 30px rgba(0, 0, 0, 0.15);
    opacity:       0;
    transform:     translateY(30px);
    transition:    all 0.8s ease;
}

.contact-image.visible {
    opacity:   1;
    transform: translateY(0);
}

.contact-image img {
    position:   absolute;
    inset:      0;
    width:      100%;
    height:     100%;
    object-fit: cover;
    opacity:    0;
    transform:  scale(1.05);
    transition: opacity 1s ease, transform 4s ease;
}

.contact-image img.active {
    opacity:   1;
    transform: scale(1);
}

.contact-image::after {
    content:        '';
    position:       absolute;
    inset:          0;
    background:     linear-gradient(to top, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.05));
    pointer-events: none;
}

/* --- Map --- */

.map-container {
    height:        350px;
    border-radius: 10px;
    overflow:      hidden;
    box-shadow:    0 12px 30px rgba(0, 0, 0, 0.15);
    opacity:       0;
    transform:     translateY(30px);
    transition:    all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.map-container.visible {
    opacity:   1;
    transform: translateY(0);
}

.map-placeholder {
    height:          100%;
    background:      linear-gradient(135deg, var(--light-gray) 0%, var(--piaggio-blue) 100%);
    display:         flex;
    align-items:     center;
    justify-content: center;
    color:           var(--white);
    font-weight:     600;
    font-size:       1.2rem;
}


/* ==========================================================================
   12. Footer
   ========================================================================== */

footer {
    padding:          3rem 0;
    background-color: var(--dark-gray);
    color:            var(--white);
    text-align:       center;
}

.footer-container {
    display:        flex;
    flex-direction: column;
    align-items:    center;
}

.footer-logo {
    display:       flex;
    align-items:   center;
    margin-bottom: 1.5rem;
    font-family:   'Montserrat', sans-serif;
    font-weight:   600;
    font-size:     1.2rem;
}

.footer-logo img {
    height:       30px;
    width:        auto;
    margin-right: 10px;
}

.copyright {
    color:     #CCCCCC;
    font-size: 0.9rem;
}


/* ==========================================================================
   13. Scroll-to-Top Button
   ========================================================================== */

.scroll-top {
    position:         fixed;
    bottom:           2rem;
    right:            2rem;
    width:            50px;
    height:           50px;
    border-radius:    50%;
    background-color: var(--piaggio-blue);
    color:            var(--white);
    display:          flex;
    align-items:      center;
    justify-content:  center;
    cursor:           pointer;
    opacity:          0;
    visibility:       hidden;
    z-index:          999;
    box-shadow:       0 5px 15px rgba(0, 174, 239, 0.3);
    transition:       all 0.3s ease;
}

.scroll-top.active {
    opacity:    1;
    visibility: visible;
}

.scroll-top:hover {
    transform:  translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 174, 239, 0.4);
}


/* ==========================================================================
   14. Animations
   ========================================================================== */

@keyframes fadeUp {
    to {
        opacity:   1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-10px); }
}

@keyframes scroll {
    0%   { transform: translateX(0); }
    100% { transform: translateX(calc(-180px * 7 - 4rem * 7)); }
}


/* ==========================================================================
   15. Responsive — Mobile
   ========================================================================== */

@media (max-width: 768px) {

    .language-switcher {
        margin:          1rem 0;
        width:           100%;
        justify-content: center;
    }

    .nav-menu.active + .language-switcher {
        display: flex;
    }

}