/* ============================================================
   FSP Metalurji - Public Site Styles
   Endüstriyel B2B: keskin köşeler, net çizgiler, mavi-beyaz palet
   ============================================================ */
:root {
    --primary: #1a5fd0;
    --primary-dark: #0e3f96;
    --primary-light: #3b82f6;
    --ink: #0e1b2e;
    --ink-soft: #2b3a4f;
    --accent: #ffb020;
    --accent-2: #ff8a3d;
    --muted: #6f7d92;
    --line: #e7edf6;
    --bg: #ffffff;
    --bg-soft: #f3f7fd;
    --bg-blue: #eaf2fe;
    --bg-grad: linear-gradient(180deg, #eaf3ff 0%, #f5f9ff 40%, #ffffff 100%);
    --radius: 6px;
    --radius-sm: 4px;
    --radius-xs: 2px;
    --radius-pill: 6px;
    --shadow-soft: 0 4px 20px rgba(26, 95, 208, 0.06);
    --shadow-card: 0 8px 32px rgba(20, 50, 110, 0.08);
    --shadow-hover: 0 12px 40px rgba(20, 50, 110, 0.12);
    --container: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--ink);
    background: var(--bg);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; display: block; }

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

h1, h2, h3, h4 { line-height: 1.15; font-weight: 800; letter-spacing: -0.025em; color: var(--ink); }

.section { padding: 76px 0; }
.section--soft { background: var(--bg-soft); }
.section-head { text-align: center; max-width: 620px; margin: 0 auto 50px; }
.section-head h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); margin-bottom: 14px; }
.section-head p { color: var(--muted); font-size: 1.08rem; }
.eyebrow { display: inline-block; color: var(--primary); font-weight: 700; font-size: .8rem; text-transform: uppercase; letter-spacing: 2.5px; margin-bottom: 14px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 9px; padding: 13px 28px; border-radius: var(--radius-pill); font-weight: 600; font-size: .95rem; border: none; cursor: pointer; transition: all .22s; white-space: nowrap; }
.btn--primary { background: var(--ink); color: #fff; }
.btn--primary:hover { background: #1b2c44; color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-soft); }
.btn--accent { background: var(--primary); color: #fff; box-shadow: 0 8px 24px rgba(26,95,208,.28); }
.btn--accent:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); }
.btn--ghost { background: #fff; color: var(--ink); border: 1.5px solid var(--line); }
.btn--ghost:hover { border-color: var(--primary); color: var(--primary); background: var(--bg-blue); }
.btn--white { background: #fff; color: var(--primary); box-shadow: var(--shadow-soft); }
.btn--white:hover { color: var(--primary-dark); transform: translateY(-2px); }
.btn--lg { padding: 16px 36px; font-size: 1.05rem; }

/* ===================== Topbar ===================== */
.topbar { background: transparent; color: var(--muted); font-size: .85rem; border-bottom: 1px solid rgba(231,237,246,.7); }
.topbar .container { display: flex; justify-content: space-between; align-items: center; height: 42px; }
.topbar a { color: var(--ink-soft); }
.topbar a:hover { color: var(--primary); }
.topbar-info { display: flex; gap: 24px; }
.topbar-info span { display: inline-flex; align-items: center; gap: 6px; }
.lang-switch a { padding: 3px 10px; border-radius: var(--radius-pill); font-weight: 600; }
.lang-switch a.active { background: var(--primary); color: #fff; }

/* ===================== Header ===================== */
.header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.85); backdrop-filter: saturate(180%) blur(14px); border-bottom: 1px solid var(--line); }
.header .container { display: flex; align-items: center; gap: 32px; height: 80px; }
.logo { display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 1.5rem; color: var(--ink); flex-shrink: 0; letter-spacing: -.5px; }
.logo img { height: 46px; width: auto; }
.logo-text { display: flex; flex-direction: column; }
.logo-text { color: var(--ink); }
.logo-text small { display: block; font-size: .62rem; font-weight: 600; color: var(--muted); letter-spacing: 1px; text-transform: uppercase; margin-top: -2px; }
.main-nav { display: flex; gap: 4px; margin: 0 auto; }
.main-nav > ul { display: flex; list-style: none; gap: 2px; align-items: center; }
.main-nav li { position: relative; }
.main-nav > ul > li > a { display: inline-flex; align-items: center; gap: 5px; padding: 10px 16px; font-weight: 600; font-size: .95rem; color: var(--ink-soft); border-radius: var(--radius-pill); white-space: nowrap; }
.main-nav > ul > li > a:hover { color: var(--primary); background: var(--bg-blue); }
.main-nav .caret { transition: transform .2s; opacity: .7; }
.main-nav li:hover > a .caret { transform: rotate(180deg); }

/* simple submenu (single level) */
.main-nav .submenu { position: absolute; top: calc(100% + 6px); left: 0; min-width: 260px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); box-shadow: var(--shadow-card); list-style: none; padding: 10px; opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .18s ease, visibility .18s ease; z-index: 120; }
.main-nav .submenu::before { content: ''; position: absolute; left: 0; right: 0; top: -10px; height: 10px; }
.main-nav li:hover > .submenu, .main-nav li:focus-within > .submenu { opacity: 1; visibility: visible; pointer-events: auto; }
.main-nav .submenu a { display: block; padding: 10px 14px; border-radius: var(--radius-xs); font-size: .92rem; color: var(--ink-soft); white-space: nowrap; }
.main-nav .submenu a:hover { background: var(--bg-blue); color: var(--primary); }

/* mega menu (Urunler) - flicker-free */
.main-nav .has-mega { position: static; }
.main-nav .mega {
    position: absolute; top: 100%; left: 0; right: 0;
    background: #fff; border: 1px solid var(--line); border-top: none;
    border-radius: 0 0 var(--radius) var(--radius); box-shadow: var(--shadow-card);
    padding: 30px 0 34px; z-index: 120;
    opacity: 0; visibility: hidden; pointer-events: none;
    transition: opacity .18s ease, visibility .18s ease;
}
/* gorunmez kopru: nav item ile dropdown arasinda hover kaybini onler */
.main-nav .mega::before { content: ''; position: absolute; left: 0; right: 0; top: -14px; height: 14px; }
.main-nav .has-mega:hover > .mega,
.main-nav .has-mega:focus-within > .mega { opacity: 1; visibility: visible; pointer-events: auto; }
.main-nav .mega-inner { max-width: var(--container); margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; }
.main-nav .mega-col .mega-title { display: block; font-weight: 800; font-size: 1.02rem; color: var(--ink); padding-bottom: 12px; margin-bottom: 12px; border-bottom: 2px solid var(--bg-blue); }
.main-nav .mega-col .mega-title:hover { color: var(--primary); }
.main-nav .mega-col ul { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 2px 18px; }
.main-nav .mega-col ul a { display: block; padding: 7px 10px; border-radius: var(--radius-xs); font-size: .88rem; font-weight: 500; color: var(--ink-soft); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.main-nav .mega-col ul a:hover { background: var(--bg-blue); color: var(--primary); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.search-toggle, .cart-btn, .menu-toggle { background: var(--bg-soft); border: 1px solid var(--line); cursor: pointer; color: var(--ink); display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: var(--radius-sm); transition: all .2s; }
.search-toggle:hover, .cart-btn:hover { background: var(--primary); color: #fff; }
.menu-toggle { display: none; }
.nav-drawer-head, .nav-backdrop { display: none; }
.main-nav::before { display: none; }
.header-actions .btn { margin-left: 4px; }
.header-cta { padding: 11px 22px; font-size: .9rem; }
.cart-btn { position: relative; }
.cart-count { position: absolute; top: -4px; right: -4px; background: var(--accent); color: #3a2a00; font-size: .65rem; font-weight: 700; min-width: 18px; height: 18px; border-radius: var(--radius-xs); display: flex; align-items: center; justify-content: center; padding: 0 4px; }

/* search overlay (full-screen modal) */
.search-overlay {
    position: fixed; inset: 0; z-index: 1000;
    background: rgba(10, 22, 38, 0.55);
    backdrop-filter: blur(8px) saturate(140%);
    display: flex; align-items: flex-start; justify-content: center;
    opacity: 0; visibility: hidden; transition: opacity .25s ease, visibility .25s ease;
    padding: 0 24px;
}
.search-overlay.open { opacity: 1; visibility: visible; }
.search-overlay-close { position: absolute; top: 28px; right: 32px; width: 48px; height: 48px; border-radius: var(--radius-sm); background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2); color: #fff; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all .2s; }
.search-overlay-close:hover { background: #fff; color: var(--ink); transform: rotate(90deg); }
.search-overlay-inner { width: 100%; max-width: 720px; margin-top: 16vh; transform: translateY(-20px); transition: transform .3s ease; }
.search-overlay.open .search-overlay-inner { transform: translateY(0); }
.search-overlay-label { display: block; color: rgba(255,255,255,.85); font-size: .95rem; font-weight: 600; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 18px; text-align: center; }
.search-overlay-form { display: flex; align-items: center; gap: 12px; background: #fff; border-radius: var(--radius-pill); padding: 10px 10px 10px 24px; box-shadow: 0 30px 80px rgba(0,0,0,.35); }
.search-overlay-form .so-icon { color: var(--muted); flex-shrink: 0; }
.search-overlay-form input { flex: 1; border: none; outline: none; font-size: 1.25rem; background: transparent; color: var(--ink); padding: 12px 0; }
.search-overlay-form input::placeholder { color: var(--muted); }
.search-overlay-form .btn { flex-shrink: 0; padding: 16px 32px; font-size: 1.05rem; }
.search-overlay-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; justify-content: center; margin-top: 24px; }
.search-overlay-tags span { color: rgba(255,255,255,.7); font-size: .9rem; }
.search-overlay-tags a { display: inline-block; padding: 8px 18px; background: rgba(255,255,255,.12); color: #fff; border-radius: var(--radius-pill); font-size: .88rem; font-weight: 500; transition: all .2s; }
.search-overlay-tags a:hover { background: #fff; color: var(--primary); }
body.search-open, body.nav-open { overflow: hidden; }

/* ===================== Hero (airy, centered) ===================== */
.hero { position: relative; background: var(--bg-grad); overflow: hidden; text-align: center; }
.hero::before, .hero::after { content: ''; position: absolute; border-radius: 50%; background: radial-gradient(circle at 30% 30%, #fff, #cfe0fb); opacity: .8; filter: blur(.3px); }
.hero::before { width: 180px; height: 180px; top: 60px; left: -40px; box-shadow: 0 20px 60px rgba(26,95,208,.18); }
.hero::after { width: 120px; height: 120px; bottom: 50px; right: 4%; box-shadow: 0 20px 50px rgba(26,95,208,.15); }
.hero .container { position: relative; z-index: 2; padding-top: 84px; padding-bottom: 92px; max-width: 860px; }
.hero .eyebrow { color: var(--primary); }
.hero h1 { font-size: clamp(2.4rem, 5.5vw, 4rem); margin-bottom: 22px; color: var(--ink); }
.hero h1 .hl { color: var(--primary); }
.hero p { font-size: 1.2rem; color: var(--ink-soft); margin: 0 auto 38px; max-width: 620px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }

/* Hero search box (big rounded with dark button) */
.hero-search { max-width: 680px; margin: 0 auto 26px; background: #fff; border-radius: var(--radius-pill); box-shadow: var(--shadow-card); padding: 9px 9px 9px 26px; display: flex; align-items: center; gap: 12px; }
.hero-search svg { color: var(--muted); flex-shrink: 0; }
.hero-search input { flex: 1; border: none; outline: none; font-size: 1.05rem; background: transparent; color: var(--ink); }
.hero-search input::placeholder { color: var(--muted); }
.hero-search button { flex-shrink: 0; background: var(--ink); color: #fff; border: none; border-radius: var(--radius-pill); padding: 14px 30px; font-weight: 600; font-size: 1rem; cursor: pointer; transition: all .2s; }
.hero-search button:hover { background: var(--primary); }
.hero-floats { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.hero-floats span { position: absolute; border-radius: 50%; background: radial-gradient(circle at 30% 30%, #ffffff, #d9e6fb); box-shadow: 0 14px 40px rgba(26,95,208,.12); }
.hero-floats span:nth-child(1){ width:60px;height:60px;top:22%;right:12%; }
.hero-floats span:nth-child(2){ width:34px;height:34px;bottom:24%;left:14%; }
.hero-floats span:nth-child(3){ width:20px;height:20px;top:32%;left:24%; background:radial-gradient(circle at 30% 30%, #fff, #ffe2b0);}

/* ===================== Group showcase (cinematic full-bleed) ===================== */
.groups-wrap { background: #0a1422; position: relative; }
.groups-intro { text-align: center; max-width: 680px; margin: 0 auto; padding: 80px 0 60px; }
.eyebrow--dark { color: var(--accent); display: inline-flex; align-items: center; gap: 12px; }
.eyebrow--dark .ln { width: 30px; height: 2px; background: var(--accent); display: inline-block; }
.eyebrow--dark::after { content: ''; width: 30px; height: 2px; background: var(--accent); display: inline-block; }
.groups-intro h2 { color: #fff; font-size: clamp(2rem, 3.6vw, 2.9rem); margin-bottom: 16px; }
.groups-intro p { color: rgba(255,255,255,.62); font-size: 1.08rem; line-height: 1.7; }
.group-showcase { position: relative; overflow: hidden; min-height: 600px; display: flex; align-items: center; }
.group-showcase + .group-showcase { border-top: 1px solid rgba(255,255,255,.06); }
.showcase-bg { position: absolute; inset: 0; z-index: 0; display: block; }
.showcase-bg img { width: 100%; height: 100%; object-fit: cover; transition: transform 8s ease; }
.group-showcase:hover .showcase-bg img { transform: scale(1.06); }
.showcase-scrim { position: absolute; inset: 0; z-index: 1;
    background:
        linear-gradient(90deg, rgba(7,14,26,.92) 0%, rgba(7,14,26,.82) 42%, rgba(7,14,26,.45) 68%, rgba(7,14,26,.65) 100%),
        linear-gradient(180deg, rgba(7,14,26,.45) 0%, transparent 30%, transparent 65%, rgba(7,14,26,.75) 100%); }
.showcase-content { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: stretch; width: 100%; padding-top: 72px; padding-bottom: 72px; }

/* left text */
.showcase-text { position: relative; color: #fff; }
.showcase-index { position: absolute; top: -70px; left: -8px; font-size: 11rem; font-weight: 800; line-height: 1; color: rgba(255,255,255,.05); letter-spacing: -.04em; pointer-events: none; z-index: -1; }
.showcase-tag { display: inline-flex; align-items: center; gap: 9px; font-size: .76rem; font-weight: 700; letter-spacing: 2.5px; text-transform: uppercase; color: rgba(255,255,255,.82); margin-bottom: 22px; }
.showcase-tag .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(255,176,32,.2); }
.showcase-text h3 { font-size: clamp(2rem, 3.8vw, 3.2rem); color: #fff; margin-bottom: 18px; line-height: 1.08; letter-spacing: -.02em; text-shadow: 0 2px 30px rgba(0,0,0,.4); }
.showcase-divider { display: block; width: 64px; height: 4px; border-radius: 4px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); margin-bottom: 22px; }
.showcase-text p { color: rgba(255,255,255,.82); font-size: 1.1rem; line-height: 1.7; max-width: 500px; margin-bottom: 30px; }
.showcase-stats { display: flex; gap: 14px; margin-bottom: 34px; flex-wrap: wrap; }
.showcase-stats .stat { padding: 16px 24px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-sm); backdrop-filter: blur(6px); min-width: 96px; }
.showcase-stats .stat strong { display: block; font-size: 1.7rem; font-weight: 800; color: #fff; line-height: 1; }
.showcase-stats .stat span { display: block; font-size: .74rem; text-transform: uppercase; letter-spacing: 1px; color: rgba(255,255,255,.6); margin-top: 7px; }
.showcase-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn--outline-light { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.35); }
.btn--outline-light:hover { background: rgba(255,255,255,.12); border-color: #fff; color: #fff; }

/* right panel: solid white card (no glass bleed-through) */
.showcase-panel {
    position: relative;
    background: #fff;
    border: none;
    border-radius: var(--radius);
    padding: 0;
    box-shadow: 0 28px 70px rgba(0,0,0,.32), 0 0 0 1px rgba(255,255,255,.08);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.panel-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    padding: 28px 32px 0;
}
.panel-head-text { flex: 1; min-width: 0; }
.panel-label {
    display: block;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: 2.2px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 6px;
}
.panel-head h4 {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--ink);
    line-height: 1.2;
    margin: 0;
}
.panel-badge {
    font-size: .72rem;
    font-weight: 700;
    color: var(--primary);
    background: var(--bg-blue);
    border: none;
    padding: 7px 14px;
    border-radius: var(--radius-pill);
    white-space: nowrap;
    flex-shrink: 0;
}
.panel-lead {
    font-size: .98rem;
    line-height: 1.75;
    color: var(--muted);
    padding: 18px 32px 0;
    margin: 0;
}
.panel-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 22px 32px;
    margin: 0;
    list-style: none;
}
.panel-feat {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px 14px;
    background: var(--bg-soft);
    border-radius: var(--radius-sm);
    font-size: .86rem;
    font-weight: 600;
    color: var(--ink-soft);
    line-height: 1.4;
    transition: background .2s, box-shadow .2s;
}
.panel-feat:hover { background: var(--bg-blue); box-shadow: var(--shadow-soft); }
.panel-feat .pf-ic {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    border-radius: var(--radius-xs);
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 1px;
}
.panel-foot {
    margin-top: auto;
    padding: 20px 32px 28px;
    border-top: 1px solid var(--line);
    background: var(--bg-soft);
}
.panel-cta {
    justify-content: center;
    gap: 10px;
    padding: 16px 24px;
    font-size: .98rem;
}
.panel-cta svg { transition: transform .25s; }
.panel-cta:hover svg { transform: translateX(4px); }

/* ===================== Group cards ===================== */
.group-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.group-card { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 40px; overflow: hidden; transition: all .25s; display: flex; flex-direction: column; box-shadow: var(--shadow-soft); }
.group-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-5px); }
.group-card .group-icon { width: 56px; height: 56px; border-radius: var(--radius-sm); background: var(--bg-blue); color: var(--primary); display: flex; align-items: center; justify-content: center; margin-bottom: 22px; border: 1px solid var(--line); }
.group-card h3 { font-size: 1.5rem; margin-bottom: 12px; }
.group-card p { color: var(--muted); margin-bottom: 22px; flex: 1; }
.group-card .group-meta { display: flex; gap: 18px; color: var(--muted); font-size: .85rem; margin-bottom: 22px; }
.group-card .group-meta strong { color: var(--primary); font-size: 1rem; }

/* ===================== Category chips ===================== */
.cat-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.cat-chip { padding: 9px 18px; background: var(--bg-soft); border: 1px solid transparent; border-radius: var(--radius-pill); font-size: .88rem; font-weight: 500; color: var(--ink-soft); transition: all .2s; }
.cat-chip:hover { background: var(--primary); color: #fff; }

/* ===================== Product grid ===================== */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }
.product-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: all .25s; display: flex; flex-direction: column; box-shadow: var(--shadow-soft); padding: 12px; }
.product-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-5px); }
.product-card .pc-img { aspect-ratio: 4/3; background: var(--bg-soft); overflow: hidden; position: relative; border-radius: var(--radius-sm); }
.product-card .pc-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s; }
.product-card:hover .pc-img img { transform: scale(1.06); }
.product-card .pc-img .ph { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; color: #c8d6ea; }
.product-card .pc-badge { position: absolute; top: 12px; left: 12px; background: var(--primary); color: #fff; font-size: .68rem; font-weight: 700; padding: 5px 12px; border-radius: var(--radius-pill); text-transform: uppercase; letter-spacing: .5px; }
.product-card .pc-body { padding: 16px 8px 8px; display: flex; flex-direction: column; flex: 1; }
.product-card .pc-cat { font-size: .74rem; color: var(--primary); font-weight: 600; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 7px; }
.product-card h3 { font-size: 1.06rem; margin-bottom: 10px; font-weight: 700; }
.product-card h3 a { color: var(--ink); }
.product-card h3 a:hover { color: var(--primary); }
.product-card .pc-rating { display: flex; align-items: center; gap: 4px; color: var(--accent); font-size: .85rem; margin-bottom: 12px; }
.product-card .pc-rating .rev { color: var(--muted); margin-left: 4px; }
.product-card .pc-foot { display: flex; align-items: center; justify-content: space-between; margin-top: auto; gap: 8px; }
.product-card .pc-price { font-weight: 800; color: var(--ink); font-size: 1.05rem; }
.product-card .pc-price.on-request { color: var(--primary); font-weight: 700; font-size: .9rem; }
.product-card .pc-go { width: 40px; height: 40px; border-radius: var(--radius-sm); background: var(--bg-blue); color: var(--primary); display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: all .2s; border: 1px solid var(--line); }
.product-card .pc-go:hover { background: var(--primary); color: #fff; }
.product-card .pc-actions { display: flex; gap: 8px; margin-top: 12px; }
.product-card .pc-actions .btn { flex: 1; justify-content: center; padding: 11px 14px; font-size: .85rem; }

/* ===================== Breadcrumb ===================== */
.breadcrumb { background: var(--bg-soft); padding: 18px 0; border-bottom: 1px solid var(--line); }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; font-size: .88rem; color: var(--muted); }
.breadcrumb li::after { content: '/'; margin-left: 8px; color: var(--line); }
.breadcrumb li:last-child::after { content: ''; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb li:last-child { color: var(--ink); font-weight: 600; }

/* ===================== Layout split (sidebar) ===================== */
.shop-layout { display: grid; grid-template-columns: 290px 1fr; gap: 36px; align-items: start; }
.sidebar { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; position: sticky; top: 100px; box-shadow: var(--shadow-soft); }
.sidebar h4 { font-size: .9rem; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); margin-bottom: 18px; }
.sidebar ul { list-style: none; }
.sidebar .side-group { margin-bottom: 24px; }
.sidebar .side-group > strong { display: block; color: var(--primary); font-size: .95rem; margin-bottom: 10px; }
.sidebar li a { display: flex; justify-content: space-between; padding: 9px 12px; color: var(--ink-soft); font-size: .92rem; border-radius: var(--radius-xs); }
.sidebar li a:hover, .sidebar li a.active { color: var(--primary); font-weight: 600; background: var(--bg-blue); }
.sidebar li a span { color: var(--muted); font-size: .78rem; }

/* ---- Filter sidebar (collapsible, multi-select) ---- */
.filter-sidebar { padding: 22px; }
.filter-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.filter-head h4 { margin: 0; }
.filter-clear { font-size: .78rem; font-weight: 600; color: var(--accent-2); text-transform: none; letter-spacing: 0; }
.filter-clear:hover { color: var(--primary); }
.filter-group { border-top: 1px solid var(--line); }
.filter-group:first-of-type { border-top: none; }
.filter-group-toggle { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 10px; background: none; border: none; cursor: pointer; padding: 15px 2px; font-weight: 700; font-size: .96rem; color: var(--ink); text-align: left; }
.filter-group-toggle:hover { color: var(--primary); }
.filter-caret { transition: transform .25s; color: var(--muted); flex-shrink: 0; }
.filter-group.open .filter-caret { transform: rotate(180deg); }
.filter-options { list-style: none; overflow: hidden; max-height: 0; transition: max-height .3s ease; }
.filter-group.open .filter-options { max-height: 1000px; padding-bottom: 8px; }
.filter-opt { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: var(--radius-xs); cursor: pointer; font-size: .9rem; color: var(--ink-soft); transition: background .15s; user-select: none; }
.filter-opt:hover { background: var(--bg-soft); }
.filter-opt input { position: absolute; opacity: 0; width: 0; height: 0; }
.filter-box { width: 18px; height: 18px; border: 2px solid var(--line); border-radius: var(--radius-xs); flex-shrink: 0; position: relative; transition: all .15s; background: #fff; }
.filter-opt:hover .filter-box { border-color: var(--primary); }
.filter-opt input:checked ~ .filter-box { background: var(--primary); border-color: var(--primary); }
.filter-opt input:checked ~ .filter-box::after { content: ''; position: absolute; left: 5px; top: 1px; width: 5px; height: 10px; border: solid #fff; border-width: 0 2.5px 2.5px 0; transform: rotate(45deg); }
.filter-opt input:focus-visible ~ .filter-box { box-shadow: 0 0 0 3px rgba(26,95,208,.25); }
.filter-label { flex: 1; line-height: 1.3; }
.filter-opt.is-checked .filter-label { color: var(--primary); font-weight: 600; }
.filter-count { font-size: .72rem; color: var(--muted); background: var(--bg-soft); border-radius: var(--radius-pill); padding: 1px 8px; min-width: 22px; text-align: center; }
.filter-opt.is-checked .filter-count { background: var(--bg-blue); color: var(--primary); }
.filter-actions { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line); }
.btn--block { width: 100%; justify-content: center; }
.filter-mobile-toggle { display: none; align-items: center; gap: 8px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-pill); padding: 12px 22px; font-weight: 600; font-size: .92rem; color: var(--ink); cursor: pointer; margin-bottom: 20px; box-shadow: var(--shadow-soft); }
.filter-mobile-toggle:hover { border-color: var(--primary); color: var(--primary); }

/* ===================== Product detail ===================== */
.pd-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; margin: 44px 0; }
.pd-gallery .main-img { aspect-ratio: 1; background: var(--bg-soft); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.pd-gallery .main-img img { width: 100%; height: 100%; object-fit: contain; }
.pd-gallery .main-img .ph { width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#c8d6ea; }
.pd-thumbs { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.pd-thumbs img { width: 76px; height: 76px; object-fit: cover; border-radius: var(--radius-sm); border: 2px solid var(--line); cursor: pointer; }
.pd-thumbs img.active { border-color: var(--primary); }
.pd-info h1 { font-size: 2.1rem; margin-bottom: 12px; }
.pd-cat { color: var(--primary); font-weight: 600; text-transform: uppercase; font-size: .78rem; letter-spacing: 1px; margin-bottom: 8px; }
.pd-price { font-size: 1.7rem; font-weight: 800; color: var(--ink); margin: 18px 0; }
.pd-price.on-request { color: var(--primary); font-size: 1.15rem; }
.pd-short { color: var(--muted); margin-bottom: 24px; font-size: 1.05rem; }
.pd-actions { display: flex; gap: 12px; margin: 24px 0; flex-wrap: wrap; }
.pd-tabs { margin: 56px 0; }
.pd-tab-nav { display: flex; gap: 8px; border-bottom: 2px solid var(--line); margin-bottom: 28px; }
.pd-tab-nav button { background: none; border: none; padding: 14px 24px; font-weight: 600; font-size: 1rem; color: var(--muted); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -2px; }
.pd-tab-nav button.active { color: var(--primary); border-bottom-color: var(--primary); }
.pd-tab-panel { display: none; line-height: 1.8; }
.pd-tab-panel.active { display: block; }
.pd-tab-panel img { border-radius: var(--radius-sm); margin: 16px 0; }
.spec-table { width: 100%; border-collapse: collapse; border-radius: var(--radius-sm); overflow: hidden; }
.spec-table tr { border-bottom: 1px solid var(--line); }
.spec-table td { padding: 14px 18px; }
.spec-table td:first-child { font-weight: 600; width: 40%; background: var(--bg-soft); }
.video-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px,1fr)); gap: 20px; }
.video-embed { aspect-ratio: 16/9; border-radius: var(--radius-sm); overflow: hidden; background: #000; }
.video-embed iframe, .video-embed video { width: 100%; height: 100%; border: 0; }

/* ===================== Quote form / contact ===================== */
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 38px; box-shadow: var(--shadow-card); }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 7px; }
.form-control { width: 100%; padding: 14px 18px; border: 1px solid var(--line); border-radius: var(--radius-sm); font-size: .98rem; font-family: inherit; transition: border-color .2s; background: var(--bg-soft); }
.form-control:focus { outline: none; border-color: var(--primary); background: #fff; box-shadow: 0 0 0 4px rgba(26,95,208,.1); }
textarea.form-control { resize: vertical; min-height: 130px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }

/* ===================== Alerts ===================== */
.alert { padding: 15px 20px; border-radius: var(--radius-sm); margin-bottom: 18px; font-size: .95rem; }
.alert--success { background: #e7f6ec; color: #1c7a3e; border: 1px solid #b6e3c6; }
.alert--error { background: #fdeaea; color: #b62b2b; border: 1px solid #f5c2c2; }

/* ===================== Certifications ===================== */
.cert-row { display: flex; justify-content: center; gap: 28px; flex-wrap: wrap; align-items: center; }
.cert-badge { display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 28px 36px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); min-width: 200px; box-shadow: var(--shadow-soft); transition: all .2s; }
.cert-badge:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.cert-badge .cert-iso { font-size: 1.4rem; font-weight: 800; color: var(--primary); }
.cert-badge .cert-name { font-size: .85rem; color: var(--muted); text-align: center; }
.cert-download { display: inline-block; margin-top: 6px; font-size: .78rem; font-weight: 700; color: var(--primary); padding: 6px 14px; border: 1px solid var(--line); border-radius: var(--radius-xs); background: var(--bg-soft); transition: all .2s; }
.cert-download:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ===================== Stats band ===================== */
.stats-band { background: var(--ink); color: #fff; padding: 36px 0; border-bottom: 3px solid var(--accent); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-item strong { display: block; font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 800; color: #fff; line-height: 1.1; margin-bottom: 6px; }
.stat-item span { font-size: .88rem; color: rgba(255,255,255,.72); line-height: 1.4; }

/* ===================== Services ===================== */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.services-grid--compact .service-card { padding: 28px 24px; }
.service-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 32px 28px; box-shadow: var(--shadow-soft); transition: box-shadow .2s, transform .2s; height: 100%; }
.service-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.service-icon { width: 52px; height: 52px; border-radius: var(--radius-sm); background: var(--bg-blue); color: var(--primary); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; }
.service-card h3 { font-size: 1.12rem; margin-bottom: 12px; line-height: 1.35; }
.service-card p { color: var(--muted); font-size: .94rem; line-height: 1.65; margin-bottom: 16px; }
.service-card ul { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); padding-top: 16px; }
.service-card li { position: relative; padding-left: 18px; font-size: .88rem; color: var(--ink-soft); margin-bottom: 8px; line-height: 1.5; }
.service-card li::before { content: ''; position: absolute; left: 0; top: 8px; width: 6px; height: 6px; border-radius: 1px; background: var(--accent); }

/* ===================== Why FSP ===================== */
.why-section { }
.why-layout { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: start; }
.why-content h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 16px; }
.why-content p { color: var(--muted); font-size: 1.05rem; line-height: 1.75; margin-bottom: 24px; }
.why-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.why-list li { display: flex; gap: 12px; align-items: flex-start; font-size: .95rem; line-height: 1.55; color: var(--ink-soft); padding: 14px 16px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); }
.why-check { flex-shrink: 0; width: 22px; height: 22px; border-radius: var(--radius-xs); background: var(--bg-blue); color: var(--primary); display: flex; align-items: center; justify-content: center; margin-top: 1px; }
.why-panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow-soft); }
.why-panel h3 { font-size: 1.3rem; margin: 8px 0 20px; }
.why-list--plain li { background: transparent; border: none; padding: 10px 0; border-bottom: 1px solid var(--line); border-radius: 0; }
.why-list--plain li:last-child { border-bottom: none; }

/* ===================== About / Process ===================== */
.about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: start; }
.about-story h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 20px; }
.about-story p { color: var(--muted); line-height: 1.8; margin-bottom: 16px; font-size: 1.02rem; }
.about-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.process-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.process-step { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px; box-shadow: var(--shadow-soft); }
.process-num { display: inline-block; font-size: .78rem; font-weight: 800; color: var(--primary); letter-spacing: 1px; margin-bottom: 12px; }
.process-step h3 { font-size: 1.08rem; margin-bottom: 10px; }
.process-step p { color: var(--muted); font-size: .92rem; line-height: 1.65; margin: 0; }

/* ===================== CTA band ===================== */
.cta-band { position: relative; overflow: hidden; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); color: #fff; border-radius: var(--radius); padding: 64px; text-align: center; }
.cta-band::before { content: ''; position: absolute; width: 220px; height: 220px; border-radius: 50%; background: rgba(255,255,255,.08); top: -60px; right: -40px; }
.cta-band::after { content: ''; position: absolute; width: 140px; height: 140px; border-radius: 50%; background: rgba(255,255,255,.06); bottom: -50px; left: 8%; }
.cta-band > * { position: relative; z-index: 1; }
.cta-band h2 { color: #fff; font-size: clamp(1.7rem,3vw,2.5rem); margin-bottom: 14px; }
.cta-band p { color: rgba(255,255,255,.92); font-size: 1.1rem; margin-bottom: 28px; }

/* ===================== Blog ===================== */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.blog-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--shadow-soft); transition: box-shadow .2s, transform .2s; }
.blog-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.blog-card-img { aspect-ratio: 16/10; overflow: hidden; background: var(--bg-soft); display: block; }
.blog-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s; }
.blog-card:hover .blog-card-img img { transform: scale(1.04); }
.blog-card-body { padding: 22px 24px 26px; flex: 1; display: flex; flex-direction: column; }
.blog-date { font-size: .78rem; font-weight: 600; color: var(--primary); text-transform: uppercase; letter-spacing: 1px; }
.blog-card h2 { font-size: 1.15rem; margin: 10px 0 12px; line-height: 1.35; }
.blog-card h2 a { color: var(--ink); }
.blog-card h2 a:hover { color: var(--primary); }
.blog-card p { color: var(--muted); font-size: .92rem; line-height: 1.65; flex: 1; margin-bottom: 14px; }
.blog-read { font-weight: 700; font-size: .88rem; color: var(--primary); }
.blog-content { font-size: 1.05rem; line-height: 1.8; color: var(--ink-soft); }
.blog-content h2, .blog-content h3 { color: var(--ink); margin: 1.6em 0 .6em; }
.blog-content p { margin-bottom: 1.1em; }
.blog-content ul, .blog-content ol { margin: 0 0 1.2em 1.4em; }
.blog-content img { max-width: 100%; border-radius: var(--radius-xs); margin: 1em 0; }

/* ===================== Footer ===================== */
.site-footer {
    background: linear-gradient(180deg, #07111f 0%, #0a1628 40%, #0c1626 100%);
    color: rgba(255,255,255,.72);
    position: relative;
    overflow: hidden;
}
.site-footer::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 10% 0%, rgba(26,95,208,.18) 0%, transparent 55%),
        radial-gradient(ellipse 40% 40% at 90% 100%, rgba(255,176,32,.06) 0%, transparent 50%);
    pointer-events: none;
}
.site-footer > * { position: relative; z-index: 1; }

.footer-cta {
    border-bottom: 1px solid rgba(255,255,255,.08);
    background: linear-gradient(135deg, rgba(26,95,208,.22) 0%, rgba(14,63,150,.12) 100%);
}
.footer-cta-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    padding: 44px 0;
}
.footer-cta-kicker {
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 8px;
}
.footer-cta-title {
    color: #fff;
    font-size: clamp(1.35rem, 2.8vw, 1.85rem);
    margin-bottom: 10px;
    max-width: 560px;
}
.footer-cta-text {
    font-size: .95rem;
    line-height: 1.7;
    color: rgba(255,255,255,.72);
    max-width: 540px;
}
.footer-cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    flex-shrink: 0;
}
.btn--ghost-light {
    background: rgba(255,255,255,.06);
    color: #fff;
    border: 1.5px solid rgba(255,255,255,.22);
}
.btn--ghost-light:hover {
    background: rgba(255,255,255,.12);
    border-color: rgba(255,255,255,.4);
    color: #fff;
}

.footer-main { padding: 64px 0 48px; }
.footer-main-grid {
    display: grid;
    grid-template-columns: 1.35fr repeat(2, minmax(0, 1fr)) minmax(0, .85fr) minmax(0, 1.1fr);
    gap: 36px 28px;
}
.footer-brand { max-width: 340px; }
.footer-logo {
    display: inline-block;
    margin-bottom: 18px;
    color: #fff;
}
.footer-logo img {
    max-height: 52px;
    width: auto;
    filter: brightness(0) invert(1);
    opacity: .95;
}
.footer-brand .logo-text,
.footer-brand .logo-text small { color: #fff; }
.footer-brand .logo-text small { color: rgba(255,255,255,.55); }
.footer-brand-desc {
    font-size: .9rem;
    line-height: 1.75;
    color: rgba(255,255,255,.68);
    margin-bottom: 20px;
}
.footer-cert-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 22px;
}
.footer-cert-chip {
    display: inline-flex;
    align-items: center;
    padding: 5px 10px;
    border-radius: var(--radius-xs);
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.12);
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .04em;
    color: rgba(255,255,255,.88);
}
.footer-social {
    display: flex;
    gap: 10px;
}
.footer-social-link {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.12);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,.85);
    transition: background .2s, border-color .2s, transform .2s;
}
.footer-social-link:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    transform: translateY(-2px);
}

.footer-nav-title {
    color: #fff;
    font-size: .92rem;
    font-weight: 800;
    letter-spacing: .02em;
    margin-bottom: 18px;
    text-transform: uppercase;
}
.footer-nav-title a {
    color: #fff;
}
.footer-nav-title a:hover { color: var(--accent); }
.footer-nav ul { list-style: none; }
.footer-nav li { margin-bottom: 10px; }
.footer-nav a {
    color: rgba(255,255,255,.62);
    font-size: .88rem;
    line-height: 1.45;
    display: inline-block;
    transition: color .2s, transform .2s;
}
.footer-nav a:hover {
    color: #fff;
    transform: translateX(3px);
}

.footer-contact-block address.footer-contact {
    font-style: normal;
}
.footer-contact-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 14px;
    font-size: .88rem;
    line-height: 1.55;
}
.footer-contact-icon {
    flex-shrink: 0;
    width: 34px;
    height: 34px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
}
.footer-contact a { color: rgba(255,255,255,.82); }
.footer-contact a:hover { color: #fff; }
.footer-contact-cta {
    display: inline-flex;
    margin-top: 8px;
    font-size: .88rem;
    font-weight: 700;
    color: var(--accent);
}
.footer-contact-cta:hover { color: #fff; }

.footer-seo {
    border-top: 1px solid rgba(255,255,255,.08);
    padding: 28px 0;
    background: rgba(0,0,0,.15);
}
.footer-seo-label {
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: rgba(255,255,255,.4);
    margin-bottom: 14px;
}
.footer-seo-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.footer-seo-tag {
    font-size: .78rem;
    padding: 6px 12px;
    border-radius: var(--radius-pill);
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    color: rgba(255,255,255,.55);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    padding: 22px 0;
}
.footer-bottom-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}
.footer-copy {
    font-size: .84rem;
    color: rgba(255,255,255,.5);
}
.footer-copy strong { color: rgba(255,255,255,.75); font-weight: 600; }
.footer-bottom-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 20px;
}
.footer-bottom-links a {
    font-size: .84rem;
    color: rgba(255,255,255,.5);
}
.footer-bottom-links a:hover { color: #fff; }

/* Legacy alias (contact page inline styles) */
.footer { background: #0c1626; color: rgba(255,255,255,.66); }
.footer-contact span { display: flex; gap: 10px; margin-bottom: 12px; font-size: .92rem; align-items: flex-start; }

/* ===================== Pagination ===================== */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 44px; list-style: none; }
.pagination a, .pagination span { display: flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; border-radius: var(--radius-sm); border: 1px solid var(--line); color: var(--ink); font-weight: 600; padding: 0 12px; background: #fff; }
.pagination a:hover { border-color: var(--primary); color: var(--primary); background: var(--bg-blue); }
.pagination .current { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ===================== Page content ===================== */
.page-hero { background: var(--bg-grad); padding: 56px 0; border-bottom: 1px solid var(--line); position: relative; overflow: hidden; }
.page-hero::after { content: ''; position: absolute; width: 160px; height: 160px; border-radius: 50%; background: radial-gradient(circle at 30% 30%, #fff, #d3e2fb); box-shadow: 0 20px 50px rgba(26,95,208,.12); top: -40px; right: 6%; opacity: .8; }
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { font-size: clamp(1.9rem,4vw,3rem); }
.page-content { line-height: 1.9; font-size: 1.05rem; }
.page-content h2 { margin: 32px 0 16px; }
.page-content p { margin-bottom: 18px; }
.page-content ul, .page-content ol { margin: 0 0 18px 24px; }

/* ===================== Responsive ===================== */
@media (max-width: 1024px) {
    .product-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-main-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { max-width: none; grid-column: 1 / -1; }
    .footer-cta-inner { flex-direction: column; align-items: flex-start; }
    .main-nav { margin-left: auto; margin-right: 0; }
}
@media (max-width: 860px) {
    .menu-toggle { display: flex; }

    /* nav backdrop */
    .nav-backdrop { display: block; position: fixed; inset: 0; background: rgba(8,16,28,.5); backdrop-filter: blur(2px); opacity: 0; visibility: hidden; transition: opacity .3s ease, visibility .3s ease; z-index: 200; }
    .nav-backdrop.open { opacity: 1; visibility: visible; }
    .nav-drawer-head { display: flex; }

    /* full-height slide-in drawer */
    .main-nav { position: fixed; top: 0; right: 0; bottom: 0; left: auto; width: min(340px, 88vw); height: 100%; background: #fff; flex-direction: column; padding: 0; box-shadow: -20px 0 60px rgba(8,16,28,.25); transform: translateX(100%); transition: transform .32s cubic-bezier(.4,0,.2,1); overflow-y: auto; -webkit-overflow-scrolling: touch; z-index: 210; margin: 0; }
    .main-nav.open { transform: translateX(0); }
    .main-nav::before { display: none; }
    .main-nav .nav-drawer-head { position: sticky; top: 0; height: 64px; flex-shrink: 0; display: flex; align-items: center; justify-content: space-between; padding: 0 18px; background: #fff; border-bottom: 1px solid var(--line); z-index: 3; }
    .main-nav .nav-drawer-head .nav-title { font-weight: 800; color: var(--ink); font-size: 1.05rem; }
    .nav-close { width: 40px; height: 40px; border-radius: var(--radius-sm); border: 1px solid var(--line); background: var(--bg-soft); color: var(--ink); display: flex; align-items: center; justify-content: center; cursor: pointer; }
    .nav-close:hover { background: var(--primary); color: #fff; }

    .main-nav > ul { flex-direction: column; width: 100%; padding: 12px; gap: 2px; }
    .main-nav > ul > li { border-bottom: 1px solid var(--bg-soft); }
    .main-nav > ul > li:last-child { border-bottom: none; }
    .main-nav > ul > li > a { padding: 15px 12px; border-radius: var(--radius-xs); justify-content: space-between; font-size: 1rem; }
    .main-nav .caret { display: inline-block; transition: transform .25s; opacity: .6; }
    .main-nav li.expanded > a .caret { transform: rotate(180deg); }

    /* submenu + mega: collapsed by default, expand on .expanded (accordion) */
    .main-nav .submenu,
    .main-nav .mega { position: static; opacity: 1; visibility: visible; pointer-events: auto; transform: none; box-shadow: none; border: none; border-radius: 0; min-width: 0; overflow: hidden; max-height: 0; transition: max-height .35s ease; }
    .main-nav .submenu::before, .main-nav .mega::before { display: none; }
    .main-nav li.expanded > .submenu,
    .main-nav li.expanded > .mega { max-height: 2200px; }
    .main-nav .submenu { padding: 0 0 8px 18px; }
    .main-nav .submenu a { white-space: normal; }
    .main-nav .mega { padding: 0 0 8px; }
    .main-nav .mega-inner { display: block; padding: 0 0 0 12px; max-width: none; }
    .main-nav .mega-col { margin-bottom: 6px; }
    .main-nav .mega-col .mega-title { font-size: .92rem; padding: 10px 12px 8px; margin-bottom: 2px; border-bottom: none; color: var(--primary); }
    .main-nav .mega-col ul { grid-template-columns: 1fr; gap: 0; }
    .main-nav .mega-col ul a { white-space: normal; font-size: .9rem; padding: 9px 12px; }
    .shop-layout { grid-template-columns: 1fr; }
    .sidebar { position: static; }
    .filter-mobile-toggle { display: inline-flex; }
    .filter-sidebar { display: none; margin-bottom: 24px; }
    .filter-sidebar.open { display: block; }
    .pd-grid { grid-template-columns: 1fr; gap: 28px; }
    .group-grid { grid-template-columns: 1fr; }
    .product-grid { grid-template-columns: repeat(2, 1fr); }
    .blog-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .services-grid { grid-template-columns: 1fr; }
    .why-layout { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; }
    .process-steps { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .topbar-info { gap: 14px; }
    .topbar-info span:not(:first-child) { display: none; }
    .header-cta { display: none; }
    /* showcase -> stacked on mobile */
    .group-showcase { min-height: 0; }
    .showcase-content { grid-template-columns: 1fr; gap: 32px; padding-top: 48px; padding-bottom: 48px; }
    .showcase-scrim { background: linear-gradient(180deg, rgba(7,14,26,.88) 0%, rgba(7,14,26,.75) 100%); }
    .showcase-index { font-size: 7rem; top: -44px; }
    .showcase-panel { margin-top: 8px; }
    .panel-head { padding: 22px 22px 0; }
    .panel-lead { padding: 16px 22px 0; font-size: .94rem; }
    .panel-features { grid-template-columns: 1fr; padding: 18px 22px; gap: 8px; }
    .panel-foot { padding: 16px 22px 22px; }
    .showcase-stats .stat { padding: 14px 18px 14px 0; margin-right: 18px; }
    .showcase-stats .stat strong { font-size: 1.4rem; }
}
@media (max-width: 520px) {
    .product-grid { grid-template-columns: 1fr; }
    .footer-main-grid { grid-template-columns: 1fr; }
    .footer-cta-actions { width: 100%; }
    .footer-cta-actions .btn { flex: 1; justify-content: center; }
    .footer-bottom-inner { flex-direction: column; align-items: flex-start; }
    .cta-band { padding: 40px 24px; }
    .container { padding: 0 16px; }
    .hero-search { flex-direction: column; padding: 14px; border-radius: var(--radius); }
    .hero-search button { width: 100%; }
    .search-overlay-form { flex-direction: column; padding: 16px; border-radius: var(--radius); }
    .search-overlay-form input { font-size: 1.05rem; text-align: center; }
    .search-overlay-form .btn { width: 100%; }
    .search-overlay-close { top: 16px; right: 16px; }
}