/* ================================================================
   ΓΑΒΑΝΟΥΔΗΣ — Μηχανές Γραφείου
   Λεωφόρος Δημοκρατίας 37, Αλεξανδρούπολη
   Στυλ: modern, responsive, standalone (no backend)
   ================================================================ */

:root {
    --red: #C8102E;
    --red-dark: #9E0A23;
    --red-light: #FFE8EB;
    --charcoal: #23272E;
    --charcoal-soft: #3A3F48;
    --gray: #6B7280;
    --gray-light: #F4F5F7;
    --gray-border: #E5E7EB;
    --white: #FFFFFF;
    --shadow-sm: 0 1px 2px rgba(0,0,0,.06), 0 1px 3px rgba(0,0,0,.04);
    --shadow-md: 0 4px 6px rgba(0,0,0,.05), 0 10px 15px rgba(0,0,0,.08);
    --shadow-lg: 0 20px 40px rgba(0,0,0,.12);
    --radius: 10px;
    --radius-lg: 16px;
    --container: 1200px;
    --transition: 180ms ease;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
    font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
    font-size:16px;line-height:1.6;color:var(--charcoal);
    background:var(--white);-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--red);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--red-dark)}
ul{list-style:none}

.container{max-width:var(--container);margin:0 auto;padding:0 24px}

/* ========== TOP BAR ========== */
.topbar{background:var(--charcoal);color:#D1D5DB;font-size:.875rem;padding:8px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.topbar a{color:#E5E7EB}
.topbar a:hover{color:var(--white)}
.topbar-left,.topbar-right{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.topbar svg{width:14px;height:14px;vertical-align:-2px;margin-right:6px}
.lang-switch{display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:24px;padding:0 8px;border:1px solid rgba(255,255,255,.35);border-radius:4px;font-weight:700;font-size:.78rem;letter-spacing:.5px;text-decoration:none;color:#F3F4F6;background:rgba(255,255,255,.06);transition:var(--transition)}
.lang-switch:hover{background:var(--red);border-color:var(--red);color:#fff}

/* ========== HEADER ========== */
.site-header{background:var(--white);border-bottom:1px solid var(--gray-border);position:sticky;top:0;z-index:100;box-shadow:var(--shadow-sm)}
.site-header .container{display:flex;justify-content:space-between;align-items:center;padding-top:14px;padding-bottom:14px;gap:20px}
.logo{display:flex;flex-direction:column;align-items:flex-start;gap:4px;text-decoration:none}
.logo-row{display:flex;align-items:center;gap:12px}
.logo svg.logo-mark{display:block;height:52px;width:auto;flex-shrink:0}
.logo .brand{font-size:1.7rem;font-weight:900;color:var(--red);letter-spacing:.8px;line-height:1}
.logo .tagline{display:block;font-size:.78rem;color:var(--charcoal-soft);letter-spacing:.4px;font-weight:600;font-style:italic;margin-top:2px}

/* ========== NAV ========== */
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:26px;height:3px;background:var(--charcoal);margin:5px 0;border-radius:2px;transition:var(--transition)}
.main-nav ul{display:flex;gap:4px;align-items:center}
.main-nav a{color:var(--charcoal);font-weight:600;font-size:.95rem;padding:10px 14px;border-radius:6px;transition:all var(--transition);display:block}
.main-nav a:hover,.main-nav a.active{color:var(--red);background:var(--red-light)}
.main-nav .has-sub{position:relative}
.main-nav .submenu{
    display:none;position:absolute;top:100%;left:0;min-width:260px;background:var(--white);
    box-shadow:var(--shadow-md);border-radius:var(--radius);padding:8px 0;border:1px solid var(--gray-border);
    z-index:10;
}
.main-nav .submenu li{display:block}
.main-nav .submenu a{padding:10px 18px;border-radius:0;font-weight:500}
.main-nav .submenu a:hover{background:var(--gray-light)}
.main-nav .has-sub:hover .submenu,
.main-nav .has-sub:focus-within .submenu{display:block}

/* ========== BUTTONS ========== */
.btn{
    display:inline-block;padding:12px 24px;border-radius:var(--radius);
    font-weight:700;font-size:.95rem;text-align:center;cursor:pointer;
    border:2px solid transparent;transition:all var(--transition);
}
.btn-primary{background:var(--red);color:var(--white);border-color:var(--red)}
.btn-primary:hover{background:var(--red-dark);border-color:var(--red-dark);color:var(--white);transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-outline{background:transparent;color:var(--white);border-color:var(--white)}
.btn-outline:hover{background:var(--white);color:var(--red)}
.btn-secondary{background:var(--white);color:var(--charcoal);border-color:var(--gray-border)}
.btn-secondary:hover{border-color:var(--red);color:var(--red)}

/* ========== HERO ========== */
.hero{
    position:relative;background:
        linear-gradient(rgba(35,39,46,.72),rgba(35,39,46,.55)),
        url('img/hero-proionta.jpg') center/cover no-repeat;
    color:var(--white);padding:90px 0 110px;overflow:hidden;
}
.hero-inner{max-width:820px;text-align:center;margin:0 auto}
.hero .eyebrow{display:inline-block;background:var(--red);color:var(--white);padding:6px 14px;border-radius:999px;font-size:.8rem;font-weight:700;letter-spacing:.8px;text-transform:uppercase;margin-bottom:22px}
.hero h1{font-size:clamp(2rem,4.8vw,3.4rem);font-weight:800;line-height:1.15;letter-spacing:-.5px;margin-bottom:18px}
.hero h1 em{font-style:normal;color:#FF6B7A}
.hero p.lead{font-size:clamp(1rem,1.8vw,1.2rem);opacity:.95;margin-bottom:32px;font-weight:400}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ========== SECTION HEADINGS ========== */
section{padding:72px 0}
section.tight{padding:48px 0}
section.alt{background:var(--gray-light)}
.section-head{text-align:center;max-width:720px;margin:0 auto 48px}
.section-head .eyebrow{color:var(--red);font-weight:700;font-size:.85rem;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:10px}
.section-head h2{font-size:clamp(1.8rem,3.2vw,2.4rem);font-weight:800;color:var(--charcoal);letter-spacing:-.5px;margin-bottom:12px}
.section-head p{color:var(--gray);font-size:1.05rem}

/* ========== GRID ========== */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ========== CARDS ========== */
.card{
    background:var(--white);border:1px solid var(--gray-border);border-radius:var(--radius-lg);
    padding:28px;transition:all var(--transition);text-align:left;
    display:flex;flex-direction:column;
}
.card:hover{border-color:var(--red);box-shadow:var(--shadow-md);transform:translateY(-3px)}
.card-icon{
    width:56px;height:56px;border-radius:14px;background:var(--red-light);
    display:flex;align-items:center;justify-content:center;margin-bottom:18px;color:var(--red);
}
.card-icon svg{width:30px;height:30px}
.card h3{font-size:1.2rem;color:var(--charcoal);margin-bottom:10px;font-weight:700}
.card p{color:var(--gray);font-size:.95rem;margin-bottom:18px;flex-grow:1}
.card .card-link{font-weight:700;font-size:.9rem;color:var(--red);display:inline-flex;align-items:center;gap:6px}
.card .card-link::after{content:"→";transition:transform var(--transition)}
.card:hover .card-link::after{transform:translateX(4px)}

/* product category card — clickable whole */
.cat-card{background:var(--white);border:1px solid var(--gray-border);border-radius:var(--radius-lg);overflow:hidden;transition:all var(--transition);display:block;color:inherit}
.cat-card:hover{border-color:var(--red);box-shadow:var(--shadow-md);transform:translateY(-3px);color:inherit}
.cat-card-img{aspect-ratio:16/10;background:linear-gradient(135deg,#FCF9F7,#EFEAE7);display:flex;align-items:center;justify-content:center;color:var(--red);overflow:hidden;position:relative}
.cat-card-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform 400ms ease}
.cat-card:hover .cat-card-img img{transform:scale(1.04)}
.cat-card-img svg{width:72px;height:72px}
.cat-card-body{padding:22px}
.cat-card h3{font-size:1.15rem;color:var(--charcoal);margin-bottom:6px;font-weight:700}
.cat-card p{color:var(--gray);font-size:.9rem;margin:0}

/* product detail page — photo hero beside content */
.product-photo{border-radius:var(--radius-lg);box-shadow:var(--shadow-md);overflow:hidden;background:linear-gradient(135deg,#FCF9F7,#EFEAE7);aspect-ratio:16/10}
.product-photo img{width:100%;height:100%;object-fit:cover;display:block}

/* old logo frame */
.old-logo-card{background:var(--white);border:1px solid var(--gray-border);border-radius:var(--radius-lg);padding:24px;text-align:center;box-shadow:var(--shadow-sm);margin-top:20px}
.old-logo-card img{max-width:320px;width:100%;height:auto;margin:0 auto}
.old-logo-card .caption{color:var(--gray);font-size:.85rem;margin-top:14px;font-style:italic}

/* ========== ABOUT / INFO ========== */
.split{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center}
.split img{border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}
.split h2{font-size:clamp(1.6rem,2.8vw,2.2rem);font-weight:800;color:var(--charcoal);margin-bottom:18px;letter-spacing:-.3px}
.split .eyebrow{color:var(--red);font-weight:700;font-size:.85rem;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:10px;display:block}
.split p{color:var(--charcoal-soft);margin-bottom:14px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:26px}
.stat{text-align:center;padding:18px 10px;background:var(--gray-light);border-radius:var(--radius)}
.stat .num{font-size:1.7rem;font-weight:800;color:var(--red);line-height:1}
.stat .lbl{font-size:.82rem;color:var(--gray);margin-top:4px;font-weight:500}

/* ========== CTA STRIP ========== */
.cta-strip{background:linear-gradient(135deg,var(--red) 0%,var(--red-dark) 100%);color:var(--white);text-align:center;padding:56px 0}
.cta-strip h2{font-size:clamp(1.5rem,2.6vw,2rem);font-weight:800;margin-bottom:10px}
.cta-strip p{opacity:.95;margin-bottom:26px;font-size:1.05rem}
.cta-strip .btn-outline{border-color:var(--white);color:var(--white)}
.cta-strip .btn-outline:hover{background:var(--white);color:var(--red)}

/* ========== LIST BLOCKS ========== */
.check-list{list-style:none;padding:0}
.check-list li{padding:8px 0 8px 30px;position:relative;color:var(--charcoal-soft)}
.check-list li::before{
    content:"";position:absolute;left:0;top:14px;
    width:18px;height:18px;border-radius:50%;background:var(--red);
    background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='white'><path d='M13.78 4.22a.75.75 0 0 1 0 1.06l-7.25 7.25a.75.75 0 0 1-1.06 0L2.22 9.28a.75.75 0 1 1 1.06-1.06L6 10.94l6.72-6.72a.75.75 0 0 1 1.06 0z'/></svg>");
    background-repeat:no-repeat;background-position:center;background-size:12px;
}

/* ========== BREADCRUMB ========== */
.breadcrumb{background:var(--gray-light);padding:16px 0;font-size:.9rem;color:var(--gray);border-bottom:1px solid var(--gray-border)}
.breadcrumb a{color:var(--charcoal-soft)}
.breadcrumb a:hover{color:var(--red)}
.breadcrumb .sep{margin:0 8px;color:var(--gray-border)}

/* ========== PAGE HERO ========== */
.page-hero{background:linear-gradient(135deg,var(--charcoal) 0%,var(--charcoal-soft) 100%);color:var(--white);padding:64px 0 56px;text-align:center}
.page-hero h1{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:800;letter-spacing:-.3px;margin-bottom:10px}
.page-hero p{opacity:.9;font-size:1.05rem;max-width:640px;margin:0 auto}

/* ========== CONTACT ========== */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.contact-card{background:var(--white);border:1px solid var(--gray-border);border-radius:var(--radius-lg);padding:28px;text-align:center}
.contact-card .icon{width:56px;height:56px;border-radius:50%;background:var(--red-light);color:var(--red);display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
.contact-card .icon svg{width:28px;height:28px}
.contact-card h3{font-size:1.05rem;margin-bottom:10px;color:var(--charcoal);font-weight:700}
.contact-card p, .contact-card a{color:var(--charcoal-soft);font-size:.95rem;display:block;line-height:1.7}
.contact-card a:hover{color:var(--red)}
.map-wrap{margin-top:36px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--gray-border)}
.map-wrap iframe{display:block;width:100%;height:400px;border:0}

/* ========== FOOTER ========== */
.site-footer{background:var(--charcoal);color:#C7CBD2;padding:56px 0 24px;font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.site-footer h4{color:var(--white);font-size:.95rem;margin-bottom:16px;font-weight:700;text-transform:uppercase;letter-spacing:1px}
.site-footer a{color:#C7CBD2}
.site-footer a:hover{color:var(--white)}
.site-footer ul li{margin-bottom:8px}
.footer-brand p{margin-top:14px;line-height:1.7;max-width:340px}
.footer-brand .logo .brand{color:var(--white)}
.footer-brand .logo .tagline{color:#C7CBD2}
.footer-bottom{border-top:1px solid #3A3F48;padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:#9AA0A8;font-size:.85rem}
.footer-bottom a{color:#9AA0A8}

/* ========== BRAND CHIPS ========== */
.brand-chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:20px}
.brand-chips span{background:var(--white);border:1px solid var(--gray-border);padding:8px 16px;border-radius:999px;font-size:.85rem;font-weight:600;color:var(--charcoal-soft)}

/* ========== PRICING BOX ========== */
.price-box{background:var(--white);border:2px solid var(--red);border-radius:var(--radius-lg);padding:32px;text-align:center;max-width:520px;margin:30px auto;box-shadow:var(--shadow-md)}
.price-box .from{font-size:.9rem;color:var(--gray);text-transform:uppercase;letter-spacing:1px;font-weight:600}
.price-box .amount{font-size:2.8rem;font-weight:800;color:var(--red);line-height:1;margin:8px 0}
.price-box .amount small{font-size:1rem;color:var(--charcoal-soft);font-weight:600}
.price-box .desc{color:var(--charcoal-soft);margin-top:8px}

/* ========== UTILITIES ========== */
.text-center{text-align:center}
.mt-0{margin-top:0}
.mb-0{margin-bottom:0}
.mt-4{margin-top:32px}
.mb-4{margin-bottom:32px}

/* ========== RESPONSIVE ========== */
@media (max-width: 960px){
    .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
    .footer-grid{grid-template-columns:repeat(2,1fr)}
    .split{grid-template-columns:1fr;gap:32px}
    .split img{order:-1}
    .contact-grid{grid-template-columns:1fr}
    .nav-toggle{display:block}
    .main-nav{
        position:absolute;top:100%;left:0;right:0;background:var(--white);
        border-bottom:1px solid var(--gray-border);box-shadow:var(--shadow-md);
        padding:14px 24px;display:none;
    }
    .main-nav.open{display:block}
    .main-nav ul{flex-direction:column;align-items:stretch;gap:2px}
    .main-nav a{padding:12px 14px}
    .main-nav .submenu{
        position:static;box-shadow:none;border:0;padding:4px 0 8px 16px;
        display:block;min-width:0;background:transparent;
    }
    .main-nav .submenu a{padding:8px 14px;font-size:.9rem;color:var(--charcoal-soft)}
    .site-header .container{position:relative}
    .hero{padding:70px 0 80px}
    .stats{grid-template-columns:repeat(3,1fr)}
    .logo svg.logo-mark{height:44px}
    .logo .brand{font-size:1.4rem}
    .logo .tagline{font-size:.7rem}
}
@media (max-width: 560px){
    section{padding:52px 0}
    .grid-3,.grid-4,.grid-2{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr}
    .topbar .container{justify-content:center;text-align:center}
    .topbar-left,.topbar-right{justify-content:center}
    .hero{padding:60px 0 70px}
    .hero-cta{flex-direction:column}
    .hero-cta .btn{width:100%}
    .logo svg{height:48px}
    .logo-text .brand{font-size:1.3rem}
    .logo-text .tagline{font-size:.65rem}
    .stats{grid-template-columns:1fr}
}

/* ========== PRINT ========== */
@media print{
    .topbar,.site-header,.site-footer,.cta-strip,.hero-cta{display:none}
    body{color:#000}
    a{color:#000;text-decoration:underline}
}