/**
 * ============================================
 * RESPINNERSTV — DESKTOP MEGA MENU
 * Hover-rozbalovací panely pro Bonusy / Free spiny / Recenze.
 * Čistě CSS (hover + focus-within), žádný extra JS.
 * Na ≤1300px se mega panely chovají jako normální odkazy v drawer menu.
 * ============================================ */

/* ⚠ DO NOT add position / transform / filter / backdrop-filter / contain / will-change
   to .nav-menu, .nav-item-mega, .nav-link, or any wrapper between .nav-menu and
   .mega-panel. Any of these creates a new containing block / transform / stacking
   context and silently breaks the .mega-panel anchoring (it anchors to .nav-menu,
   which is position:absolute). The floating capsule's blur lives ONLY on
   .navbar-blur-bg; the capsule rim/glow live ONLY on .nav-container ::before/::after. */

/* ---- Mega položka (wrapper kolem nav-linku + panelu) ---- */
.nav-item-mega {
    position: static; /* panel se kotví na .nav-menu, ne na položku → full-width karta */
}

/* Šipka u trigger odkazu */
.nav-mega-caret {
    width: 9px;
    height: 9px;
    margin-left: 6px;
    flex-shrink: 0;
    opacity: 0.55;
    transition: transform 0.25s ease, opacity 0.25s ease;
}
.nav-item-mega:hover > .nav-link .nav-mega-caret,
.nav-item-mega:focus-within > .nav-link .nav-mega-caret {
    transform: rotate(180deg);
    opacity: 1;
}

/* ---- Panel ---- */
.mega-panel {
    position: absolute;
    /* anchor just under the floating capsule; --rail-bottom is set on .navbar
       (84px at rest, 72px scrolled) = float offset + capsule height + gap */
    top: var(--rail-bottom, 84px);
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    width: min(940px, calc(100vw - 64px));
    padding: 22px;
    display: grid;
    grid-template-columns: 1fr 1fr 300px;
    gap: 22px;
    /* brand-tónovaný podklad místo ploché černé — gradient + jemné barevné záře v rozích */
    background:
        radial-gradient(circle at 12% 0%, var(--alpha-purple-15), transparent 45%),
        radial-gradient(circle at 90% 8%, var(--alpha-cyan-10), transparent 50%),
        linear-gradient(180deg, rgba(18, 14, 34, 0.98), rgba(10, 9, 20, 0.98));
    backdrop-filter: blur(34px) saturate(135%);
    -webkit-backdrop-filter: blur(34px) saturate(135%);
    border: 1px solid var(--alpha-purple-25);
    border-radius: 18px;
    /* glow stín v brand barvách (ne čistě černý), ať panel neplave v černé */
    box-shadow: 0 30px 80px var(--alpha-black-60),
                0 18px 50px -12px var(--alpha-purple-30),
                0 0 0 1px var(--alpha-purple-8),
                inset 0 1px 0 var(--alpha-white-8);
    z-index: var(--z-nav-dropdown);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    /* grace period: panel zhasíná se zpožděním, aby krátké projetí mezerou nezavřelo menu */
    transition: opacity 0.22s ease 0.18s, transform 0.22s ease 0.18s, visibility 0.22s 0.18s;
}

/* glow border nahoře (cyan→magenta) */
.mega-panel::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 18px;
    padding: 1px;
    background: linear-gradient(120deg, var(--alpha-cyan-30), transparent 35%, var(--alpha-purple-30) 75%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0.7;
}

/* neviditelný "most" mezi linkem a panelem, ať hover nezhasne ve větší mezeře plovoucí kapsle.
   Šířka panelu (940px centrovaný) ale neleží pod úzkým odkazem → druhý most patří přímo k odkazu. */
.mega-panel::after {
    content: '';
    position: absolute;
    top: -32px;
    left: 0;
    right: 0;
    height: 32px;
}

/* Most přímo pod trigger odkazem — překlene svislou mezeru ke kapsli i mimo střed panelu.
   Drží otevřený hover, dokud myš sjíždí z odkazu dolů k položkám panelu. */
.nav-item-mega > .nav-link::before {
    content: '';
    position: absolute;
    top: 100%;
    left: -20px;
    right: -20px;
    height: 40px;          /* pokryje celou mezeru mezi spodkem kapsle a panelem */
    z-index: 1;
}

.nav-item-mega:hover > .mega-panel,
.nav-item-mega:focus-within > .mega-panel {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
    /* otevírá se okamžitě (delay 0), zavírá se zpožděním (viz .mega-panel) */
    transition: opacity 0.18s ease 0s, transform 0.18s ease 0s, visibility 0s;
}

/* ---- Sloupec ---- */
.mega-col-title {
    display: flex;
    align-items: center;
    gap: 7px;
    font-family: var(--font-display);
    font-size: 0.66rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--alpha-white-40);
    margin: 0 0 12px;
    padding-bottom: 9px;
    border-bottom: 1px solid var(--alpha-white-8);
}
.mega-col-title svg { width: 13px; height: 13px; opacity: 0.8; }

.mega-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

/* ---- Položka v panelu ---- */
.mega-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 11px;
    border-radius: 10px;
    text-decoration: none;
    transition: background 0.18s ease, transform 0.18s ease;
}
.mega-link:hover {
    background: var(--alpha-purple-12);
    transform: translateX(3px);
}

.mega-link-ico {
    flex-shrink: 0;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
    background: var(--alpha-cyan-8);
    border: 1px solid var(--alpha-cyan-20);
    color: var(--neon-cyan);
    transition: background 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.mega-link-ico svg { width: 17px; height: 17px; }
.mega-link:hover .mega-link-ico {
    background: var(--alpha-cyan-15);
    border-color: var(--alpha-cyan-50);
    box-shadow: 0 0 14px var(--alpha-cyan-25);
}
/* magenta/purple varianta ikony */
.mega-link-ico.is-purple {
    background: var(--alpha-purple-12);
    border-color: var(--alpha-purple-30);
    color: #c4a5ff;
}
.mega-link:hover .mega-link-ico.is-purple {
    background: var(--alpha-purple-20);
    border-color: var(--alpha-purple-55);
    box-shadow: 0 0 14px var(--alpha-purple-25);
}

.mega-link-body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.mega-link-name {
    font-family: var(--font-display);
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--alpha-white-90);
    line-height: 1.2;
}
.mega-link:hover .mega-link-name { color: #fff; }
.mega-link-desc {
    font-size: 0.72rem;
    color: var(--alpha-white-40);
    line-height: 1.3;
}

/* malý tag vedle názvu (HOT / NOVÉ / DENNĚ) */
.mega-tag {
    display: inline-flex;
    align-items: center;
    margin-left: 6px;
    font-size: 8px;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 1px 5px;
    border-radius: 3px;
    color: var(--neon-cyan);
    background: var(--alpha-cyan-10);
    border: 1px solid var(--alpha-cyan-30);
    vertical-align: middle;
}
.mega-tag.is-hot {
    color: #ff7ab8;
    background: rgba(255, 122, 184, 0.1);
    border-color: rgba(255, 122, 184, 0.32);
}

/* ---- Široká varianta panelu: sloupec s jednotlivými casiny + typy ---- */
.mega-panel-wide {
    width: min(900px, calc(100vw - 64px));
    grid-template-columns: minmax(340px, 1.35fr) 1fr;
}
/* ---- Užší 2sloupcová varianta (jen 2 sloupce odkazů, bez feature karty) ---- */
.mega-panel-2col {
    width: min(620px, calc(100vw - 64px));
    grid-template-columns: 1fr 1fr;
}
/* sloupec se seznamem casin — kompaktnější řádky, scroll když je jich hodně */
.mega-col-casinos .mega-links-casinos {
    max-height: 360px;
    overflow-y: auto;
    padding-right: 4px;
    gap: 1px;
}
.mega-col-casinos .mega-links-casinos::-webkit-scrollbar { width: 6px; }
.mega-col-casinos .mega-links-casinos::-webkit-scrollbar-thumb {
    background: var(--alpha-white-10); border-radius: 3px;
}
/* řádek casina: info odkaz (roste) + tlačítko Získat bonus vpravo */
.mega-casino-row {
    display: flex;
    align-items: center;
    gap: 8px;
    border-radius: 11px;
}
.mega-casino-row .mega-link-casino { flex: 1 1 auto; min-width: 0; padding: 7px 10px; }
/* jemné zvýraznění partnerů (Tokyo, Dědek) — decentní cyan rámeček + náznak pozadí */
.mega-casino-row.is-partner {
    background: linear-gradient(120deg, var(--alpha-cyan-8), rgba(255,0,255,0.04));
    box-shadow: inset 0 0 0 1px var(--alpha-cyan-15);
    padding: 1px 2px;
}
.mega-casino-row.is-partner .mega-casino-logo {
    border-color: var(--alpha-cyan-30);
}
/* tlačítko „Získat bonus" — čistý magenta→fialový přechod jako velké CTA,
   jemný stín + horní světlo, decentní lesk; barva textu se na hoveru nemění. */
.mega-casino-cta {
    flex: 0 0 auto;
    position: relative;
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
    padding: 9px 16px;
    border-radius: 10px;
    font-family: var(--font-accent, 'Exo 2'), sans-serif;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    text-decoration: none;
    color: #fff;
    background: linear-gradient(120deg, var(--neon-magenta) 0%, var(--neon-purple) 100%);
    border: none;
    overflow: hidden;
    box-shadow: 0 6px 16px -10px rgba(0,0,0,0.7), inset 0 1px 0 rgba(255,255,255,0.22);
    transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}
/* decentní lesk, jednou přejede při najetí */
.mega-casino-cta::after {
    content: "";
    position: absolute; inset: 0;
    background: linear-gradient(110deg, transparent 38%, rgba(255,255,255,0.25) 50%, transparent 62%);
    background-size: 220% 100%;
    background-position: 140% 0;
    transition: background-position 0.6s ease;
    pointer-events: none;
}
.mega-casino-cta:hover {
    transform: translateY(-1px);
    filter: brightness(1.06);
    box-shadow: 0 9px 22px -10px rgba(255,0,255,0.45), inset 0 1px 0 rgba(255,255,255,0.28);
    color: #fff;
}
.mega-casino-cta:hover::after { background-position: -40% 0; }
/* logo dlaždice místo ikony */
.mega-casino-logo {
    flex-shrink: 0;
    width: 46px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 7px;
    background: var(--alpha-white-5);
    border: 1px solid var(--alpha-white-8);
    overflow: hidden;
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
}
.mega-casino-logo img {
    max-width: 100%; max-height: 100%;
    width: auto; height: auto;
    object-fit: contain;
    display: block;
}
.mega-casino-logo > span {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 0.9rem;
    color: var(--alpha-white-60);
}
.mega-link-casino:hover .mega-casino-logo {
    border-color: var(--alpha-cyan-40);
    box-shadow: 0 0 12px var(--alpha-cyan-15);
}

/* ---- Feature karta (pravý sloupec) — exkluzivní partner ---- */
.mega-feature {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 44px 18px 18px;
    border-radius: 14px;
    overflow: hidden;
    text-decoration: none;
    background: linear-gradient(155deg, rgba(145,71,255,0.22), rgba(0,245,255,0.12) 55%, rgba(10,9,20,0.4));
    border: 1px solid var(--alpha-purple-30);
    min-height: 180px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}
.mega-feature::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 80% 0%, var(--alpha-cyan-25), transparent 55%);
    pointer-events: none;
}
.mega-feature:hover {
    border-color: var(--alpha-cyan-50);
    box-shadow: 0 12px 36px var(--alpha-black-60), 0 0 24px var(--alpha-cyan-15);
    transform: translateY(-2px);
}
.mega-feature-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-family: var(--font-accent);
    font-size: 0.6rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #ffd700;
    background: rgba(0,0,0,0.4);
    border: 1px solid rgba(255,215,0,0.4);
    padding: 4px 9px;
    border-radius: 100px;
    z-index: 2;
}
.mega-feature-badge svg { width: 11px; height: 11px; }
.mega-feature-logo {
    position: relative;
    z-index: 2;
    display: block;
    height: 34px;
    width: auto;
    max-width: 130px;
    object-fit: contain;
    margin: 0 0 12px;
    filter: drop-shadow(0 3px 10px rgba(0,0,0,0.5));
}
.mega-feature-eyebrow {
    position: relative;
    font-family: var(--font-display);
    font-size: 0.64rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--neon-cyan);
    margin: 0 0 4px;
}
.mega-feature-title {
    position: relative;
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.15;
    margin: 0 0 6px;
}
.mega-feature-offer {
    position: relative;
    font-size: 0.78rem;
    color: var(--alpha-white-75);
    line-height: 1.4;
    margin: 0 0 14px;
}
.mega-feature-cta {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    align-self: flex-start;
    font-family: var(--font-display);
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #fff;
    background: var(--gradient-respinners, linear-gradient(135deg, var(--twitch-purple), var(--neon-cyan)));
    padding: 9px 16px;
    border-radius: 100px;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.mega-feature:hover .mega-feature-cta {
    transform: translateX(2px);
    box-shadow: 0 6px 20px var(--alpha-purple-40);
}

/* ============================================
   MOBILE (≤1300px) — mega panel se schová,
   trigger odkaz funguje jako běžný odkaz v drawer.
   ============================================ */
@media (max-width: 1300px) {
    .mega-panel { display: none !important; }
    .nav-mega-caret { display: none; }
    .nav-item-mega { position: relative; }
}