/* =========================================================
 * melbet partner (melbetpartner.click) - design-fbd4.css
 * All custom classes use the "v42b-" prefix.
 * Palette: #34495E (dark) | #ADB5BD | #CD853F | #F4A460 | #FFEBCD
 * Mobile-first: hard cap at max-width: 430px.
 * =======================================================*/

:root {
    --v42b-bg:        #34495E;
    --v42b-bg-2:      #2c3e50;
    --v42b-surface:   #3d556d;
    --v42b-muted:     #ADB5BD;
    --v42b-accent:    #CD853F;
    --v42b-accent-2:  #F4A460;
    --v42b-cream:     #FFEBCD;
    --v42b-text:      #FFEBCD;
    --v42b-line:      rgba(255,235,205,0.14);
    --v42b-radius:    14px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: "Hind Siliguri","Noto Sans Bengali","Segoe UI",system-ui,sans-serif;
    background: linear-gradient(180deg, var(--v42b-bg-2) 0%, var(--v42b-bg) 45%, var(--v42b-bg-2) 100%);
    color: var(--v42b-text);
    line-height: 1.5;
    font-size: 1.6rem;
    -webkit-font-smoothing: antialiased;
}

.v42b-wrap { width: 100%; max-width: 430px; margin: 0 auto; position: relative; }

a { color: var(--v42b-accent-2); text-decoration: none; }
a:hover, a:focus { color: var(--v42b-cream); }
img { max-width: 100%; display: block; }

/* ---------------- Header ---------------- */
.v42b-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: linear-gradient(90deg, var(--v42b-bg-2), var(--v42b-bg));
    border-bottom: 1px solid var(--v42b-line);
    box-shadow: 0 2px 10px rgba(0,0,0,0.35);
}
.v42b-header-inner {
    max-width: 430px; margin: 0 auto;
    display: flex; align-items: center; justify-content: space-between;
    padding: 8px 12px; min-height: 56px;
}
.v42b-brand { display: flex; align-items: center; gap: 8px; color: var(--v42b-cream); font-weight: 700; }
.v42b-brand img { width: 28px; height: 28px; border-radius: 6px; }
.v42b-brand-name { font-size: 1.5rem; line-height: 1; }
.v42b-brand-name span { color: var(--v42b-accent-2); }

.v42b-header-actions { display: flex; align-items: center; gap: 8px; }
.v42b-btn {
    border: 0; cursor: pointer; border-radius: 999px;
    padding: 8px 14px; font-size: 1.3rem; font-weight: 700;
    min-height: 36px; font-family: inherit;
    transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
}
.v42b-btn:active { transform: scale(.96); }
.v42b-btn-login   { background: transparent; color: var(--v42b-cream); border: 1px solid var(--v42b-muted); }
.v42b-btn-register{ background: linear-gradient(90deg, var(--v42b-accent), var(--v42b-accent-2)); color: #2c3e50; box-shadow: 0 2px 6px rgba(205,133,63,.45); }

.v42b-menu-btn {
    background: transparent; border: 1px solid var(--v42b-line); color: var(--v42b-cream);
    width: 36px; height: 36px; border-radius: 8px; cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center; font-size: 18px;
}

/* ---------------- Mobile menu ---------------- */
.v42b-mobile-menu {
    position: fixed; top: 0; right: 0; height: 100vh; width: 80%; max-width: 320px;
    background: var(--v42b-bg-2); z-index: 9999; padding: 70px 16px 24px;
    transform: translateX(110%); transition: transform .28s ease;
    border-left: 1px solid var(--v42b-line); overflow-y: auto;
}
.v42b-mobile-menu.v42b-menu-open { transform: translateX(0); }
.v42b-mobile-menu a {
    display: block; padding: 12px 10px; border-bottom: 1px solid var(--v42b-line);
    color: var(--v42b-cream); font-size: 1.5rem;
}
.v42b-mobile-menu a:hover { background: rgba(205,133,63,.18); color: var(--v42b-accent-2); }
.v42b-menu-backdrop {
    position: fixed; inset: 0; background: rgba(0,0,0,.55); z-index: 9998;
    opacity: 0; pointer-events: none; transition: opacity .25s ease;
}
.v42b-menu-backdrop.v42b-menu-open { opacity: 1; pointer-events: auto; }

/* ---------------- Layout ---------------- */
main.v42b-main { padding-top: 64px; padding-bottom: 20px; }

.v42b-hero {
    position: relative; border-radius: var(--v42b-radius); overflow: hidden;
    margin: 12px; box-shadow: 0 6px 18px rgba(0,0,0,.35);
}
.v42b-hero img { width: 100%; height: 180px; object-fit: cover; }
.v42b-hero-cap {
    position: absolute; left: 0; right: 0; bottom: 0; padding: 12px;
    background: linear-gradient(0deg, rgba(0,0,0,.78), rgba(0,0,0,0));
}
.v42b-hero-cap h2 { margin: 0 0 4px; font-size: 1.7rem; color: var(--v42b-cream); }
.v42b-hero-cap p  { margin: 0; font-size: 1.25rem; color: var(--v42b-cream); }
.v42b-hero-cta {
    display: inline-block; margin-top: 8px; padding: 8px 16px; border-radius: 999px;
    background: linear-gradient(90deg, var(--v42b-accent), var(--v42b-accent-2)); color: #2c3e50;
    font-weight: 700; font-size: 1.3rem;
}

.v42b-section { padding: 12px; }
.v42b-section-head {
    display: flex; align-items: center; justify-content: space-between;
    margin: 18px 4px 10px;
}
.v42b-section-head h2 { margin: 0; font-size: 1.7rem; color: var(--v42b-cream); }
.v42b-section-head .v42b-more { font-size: 1.25rem; color: var(--v42b-accent-2); }
.v42b-cat-bar {
    display: flex; gap: 6px; overflow-x: auto; padding: 6px 2px 10px;
    scrollbar-width: none;
}
.v42b-cat-bar::-webkit-scrollbar { display: none; }
.v42b-cat-chip {
    flex: 0 0 auto; padding: 6px 12px; border-radius: 999px;
    background: var(--v42b-surface); color: var(--v42b-cream);
    font-size: 1.25rem; cursor: pointer; border: 1px solid var(--v42b-line);
    white-space: nowrap;
}
.v42b-cat-chip:hover, .v42b-cat-chip[aria-current="true"] {
    background: linear-gradient(90deg, var(--v42b-accent), var(--v42b-accent-2)); color: #2c3e50;
}

/* ---------------- Game grid ---------------- */
.v42b-games { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; padding: 4px; }
.v42b-game {
    background: var(--v42b-surface); border-radius: 12px; padding: 6px; text-align: center;
    border: 1px solid var(--v42b-line); cursor: pointer; overflow: hidden;
    transition: transform .12s ease, box-shadow .12s ease;
}
.v42b-game:hover, .v42b-game:focus { transform: translateY(-2px); box-shadow: 0 6px 14px rgba(0,0,0,.35); }
.v42b-game img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 8px; background: #243342; }
.v42b-game-name {
    font-size: 1.15rem; color: var(--v42b-cream); margin-top: 6px;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.v42b-game-tag {
    display: inline-block; margin-top: 4px; padding: 2px 8px; border-radius: 999px;
    background: rgba(244,164,96,.18); color: var(--v42b-accent-2); font-size: 1.05rem;
}

/* ---------------- Promo / SEO text ---------------- */
.v42b-promo-banner {
    margin: 14px 8px; padding: 14px; border-radius: var(--v42b-radius);
    background: linear-gradient(120deg, var(--v42b-accent), var(--v42b-accent-2));
    color: #2c3e50; box-shadow: 0 6px 16px rgba(205,133,63,.35);
}
.v42b-promo-banner h3 { margin: 0 0 6px; font-size: 1.6rem; }
.v42b-promo-banner p  { margin: 0 0 10px; font-size: 1.25rem; }
.v42b-promo-banner a  { color: #2c3e50; font-weight: 800; text-decoration: underline; }

.v42b-seo { padding: 14px; font-size: 1.3rem; color: var(--v42b-cream); }
.v42b-seo h2, .v42b-seo h3 { color: var(--v42b-cream); margin: 14px 0 6px; }
.v42b-seo p { margin: 0 0 10px; color: #ece3d4; }

.v42b-faq details {
    background: var(--v42b-surface); border: 1px solid var(--v42b-line);
    border-radius: 10px; padding: 10px 12px; margin-bottom: 8px;
}
.v42b-faq summary { cursor: pointer; font-weight: 700; color: var(--v42b-cream); }
.v42b-faq p { margin: 8px 0 0; color: #ece3d4; }

/* ---------------- Footer ---------------- */
.v42b-footer {
    background: var(--v42b-bg-2); border-top: 1px solid var(--v42b-line);
    padding: 18px 14px 100px; color: var(--v42b-cream); font-size: 1.25rem;
}
.v42b-footer h4 { color: var(--v42b-accent-2); margin: 12px 0 6px; font-size: 1.35rem; }
.v42b-footer a { color: var(--v42b-cream); display: block; padding: 4px 0; }
.v42b-footer a:hover { color: var(--v42b-accent-2); }
.v42b-footer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.v42b-foot-note { margin-top: 14px; color: var(--v42b-muted); font-size: 1.15rem; }

/* ---------------- Bottom nav ---------------- */
.v42b-bottomnav {
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000;
    height: 62px; background: linear-gradient(90deg, var(--v42b-bg-2), var(--v42b-bg));
    border-top: 1px solid var(--v42b-line);
    display: flex; justify-content: space-around; align-items: stretch;
    box-shadow: 0 -3px 12px rgba(0,0,0,.35);
}
.v42b-bottomnav-btn {
    flex: 1 1 0; min-width: 60px; min-height: 60px;
    background: transparent; border: 0; color: var(--v42b-cream);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 2px; cursor: pointer; font-family: inherit; font-size: 1.05rem;
    transition: transform .12s ease, color .12s ease;
}
.v42b-bottomnav-btn .v42b-ico { font-size: 22px; line-height: 1; }
.v42b-bottomnav-btn .v42b-lab { font-size: 1rem; }
.v42b-bottomnav-btn:active { transform: scale(.92); }
.v42b-bottomnav-btn:hover { color: var(--v42b-accent-2); }
.v42b-bottomnav-active { color: var(--v42b-accent-2); }
.v42b-bottomnav-active .v42b-ico { transform: translateY(-1px); }
.v42b-bottomnav-promo {
    background: linear-gradient(180deg, var(--v42b-accent), var(--v42b-accent-2));
    color: #2c3e50; border-radius: 16px 16px 0 0; margin: -10px 4px 0;
    box-shadow: 0 -4px 10px rgba(205,133,63,.4);
}

/* ---------------- Desktop ---------------- */
@media (min-width: 769px) {
    .v42b-bottomnav { display: none; }
    .v42b-wrap { max-width: 430px; }
}
@media (max-width: 768px) {
    main.v42b-main { padding-bottom: 90px; }
    .v42b-footer { padding-bottom: 100px; }
}