/* ════════════════════════════════════════════════════════════════
   MOMENTO360 — QR Frame component (interactivo + animado)
   Uso:
     <div class="m360-qr m360-qr--md">
        <span class="m360-qr__corner m360-qr__corner--tl"></span>
        <span class="m360-qr__corner m360-qr__corner--tr"></span>
        <span class="m360-qr__corner m360-qr__corner--bl"></span>
        <span class="m360-qr__corner m360-qr__corner--br"></span>
        <span class="m360-qr__scan"></span>
        <img src="..." alt="QR">
        <div class="m360-qr__center">
            <svg ...></svg>
        </div>
     </div>
   Tamaños: --sm (110px) · --md (200px) · --lg (320px) · --xl (440px)
   ════════════════════════════════════════════════════════════════ */

.m360-qr {
    --m360qr-size: 200px;
    --m360qr-padding: 12px;
    --m360qr-corner: 22px;
    --m360qr-corner-thick: 3px;
    --m360qr-scan-thick: 2.5px;
    --m360qr-center-size: 48px;
    --m360qr-center-radius: 12px;
    --m360qr-center-icon: 32px;

    position: relative;
    width: var(--m360qr-size);
    height: var(--m360qr-size);
    background: #fff;
    border-radius: 14px;
    padding: var(--m360qr-padding);
    display: grid;
    place-items: center;
    box-shadow:
        0 0 0 1px rgba(34, 211, 238, 0.18),
        0 8px 24px rgba(0, 0, 0, 0.32),
        0 0 28px rgba(34, 211, 238, 0.10);
    transition: box-shadow 0.35s ease, transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: hidden;
    isolation: isolate;
    flex-shrink: 0;
}

/* Anillo gradient rotando alrededor del QR (efecto premium) */
.m360-qr::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    background: conic-gradient(
        from 0deg,
        transparent 0deg,
        #ff6b35 60deg,
        #22d3ee 120deg,
        #ff6b35 180deg,
        transparent 240deg,
        transparent 360deg
    );
    z-index: -1;
    opacity: 0;
    transition: opacity .4s ease;
    animation: m360-qr-ring 8s linear infinite;
}
.m360-qr:hover::before { opacity: .9; }

.m360-qr img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
    z-index: 0;
}

.m360-qr:hover {
    transform: scale(1.03);
    box-shadow:
        0 0 0 1px rgba(34, 211, 238, 0.45),
        0 14px 36px rgba(0, 0, 0, 0.42),
        0 0 40px rgba(34, 211, 238, 0.32);
}

/* ── Tamaños ──────────────────────────────────────────────────── */
.m360-qr--sm {
    --m360qr-size: 110px;
    --m360qr-padding: 8px;
    --m360qr-corner: 14px;
    --m360qr-corner-thick: 2.5px;
    --m360qr-scan-thick: 2px;
    --m360qr-center-size: 30px;
    --m360qr-center-radius: 7px;
    --m360qr-center-icon: 20px;
    border-radius: 12px;
}
.m360-qr--md {
    --m360qr-size: 200px;
    --m360qr-padding: 12px;
    --m360qr-corner: 22px;
    --m360qr-corner-thick: 3px;
    --m360qr-scan-thick: 2.5px;
    --m360qr-center-size: 50px;
    --m360qr-center-radius: 12px;
    --m360qr-center-icon: 34px;
}
.m360-qr--lg {
    --m360qr-size: 320px;
    --m360qr-padding: 16px;
    --m360qr-corner: 28px;
    --m360qr-corner-thick: 3.5px;
    --m360qr-scan-thick: 3px;
    --m360qr-center-size: 64px;
    --m360qr-center-radius: 15px;
    --m360qr-center-icon: 44px;
    border-radius: 18px;
}
.m360-qr--xl {
    --m360qr-size: 440px;
    --m360qr-padding: 20px;
    --m360qr-corner: 36px;
    --m360qr-corner-thick: 4px;
    --m360qr-scan-thick: 3.5px;
    --m360qr-center-size: 84px;
    --m360qr-center-radius: 20px;
    --m360qr-center-icon: 56px;
    border-radius: 22px;
}
.m360-qr--lg:hover, .m360-qr--xl:hover { transform: none; }

/* Modo fluido: ocupa el ancho del contenedor (para responsive en modales) */
.m360-qr--fluid {
    width: 100%;
    height: auto;
    aspect-ratio: 1;
    max-width: var(--m360qr-size);
}

/* ── Esquinas tipo viewfinder ─────────────────────────────────── */
.m360-qr__corner {
    position: absolute;
    width: var(--m360qr-corner);
    height: var(--m360qr-corner);
    border: var(--m360qr-corner-thick) solid #ff6b35;
    z-index: 2;
    pointer-events: none;
    transition: width 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
                height 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
                border-color 0.3s ease;
}
.m360-qr__corner--tl {
    top: 4px; left: 4px;
    border-right: 0; border-bottom: 0;
    border-radius: 6px 0 0 0;
}
.m360-qr__corner--tr {
    top: 4px; right: 4px;
    border-left: 0; border-bottom: 0;
    border-radius: 0 6px 0 0;
}
.m360-qr__corner--bl {
    bottom: 4px; left: 4px;
    border-right: 0; border-top: 0;
    border-radius: 0 0 0 6px;
}
.m360-qr__corner--br {
    bottom: 4px; right: 4px;
    border-left: 0; border-top: 0;
    border-radius: 0 0 6px 0;
}
.m360-qr:hover .m360-qr__corner {
    width: calc(var(--m360qr-corner) + 4px);
    height: calc(var(--m360qr-corner) + 4px);
    border-color: #22d3ee;
}

/* ── Scanline animada (siempre visible — efecto ticketera) ─────── */
.m360-qr__scan {
    position: absolute;
    left: 8px; right: 8px;
    height: var(--m360qr-scan-thick);
    background: linear-gradient(90deg, transparent, #22d3ee 18%, #22d3ee 82%, transparent);
    box-shadow: 0 0 14px rgba(34, 211, 238, 0.85);
    border-radius: 2px;
    z-index: 3;
    pointer-events: none;
    opacity: .85;
    animation: m360-qr-scan 3.2s cubic-bezier(0.42, 0, 0.58, 1) infinite;
}
.m360-qr:hover .m360-qr__scan {
    opacity: 1;
    animation-duration: 1.8s;
}
@keyframes m360-qr-scan {
    0%   { top: 8px;                   opacity: .55; }
    8%   { opacity: 1; }
    50%  { top: calc(100% - 12px);     opacity: 1; }
    58%  { opacity: .55; }
    60%  { opacity: 0; }
    62%  { top: 8px; opacity: 0; }
    70%  { top: 8px; opacity: .55; }
    100% { top: 8px;                   opacity: .55; }
}

/* ── Logo central Momento360 (colores reales del brand) ───────── */
.m360-qr__center {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: var(--m360qr-center-size);
    height: var(--m360qr-center-size);
    border-radius: 12px;
    background: #fff;
    display: grid;
    place-items: center;
    z-index: 4;
    box-shadow:
        0 0 0 4px #fff,
        0 6px 18px rgba(0, 0, 0, 0.22);
    pointer-events: none;
    animation: m360-qr-pulse 3s ease-in-out infinite;
    overflow: visible;
    padding: 4px;
}
.m360-qr__center svg {
    width: calc(var(--m360qr-center-icon) - 6px);
    height: calc(var(--m360qr-center-icon) - 6px);
    animation: m360-qr-icon-bob 3.2s ease-in-out infinite;
}
.m360-qr__center img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    animation: m360-qr-icon-bob 3.2s ease-in-out infinite;
}

@keyframes m360-qr-pulse {
    0%, 100% {
        box-shadow: 0 0 0 4px #fff, 0 6px 18px rgba(0,0,0,0.22),
                    0 0 0 0 rgba(255, 107, 53, 0.45);
    }
    50% {
        box-shadow: 0 0 0 4px #fff, 0 6px 18px rgba(0,0,0,0.22),
                    0 0 0 10px rgba(255, 107, 53, 0);
    }
}
@keyframes m360-qr-icon-spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}
@keyframes m360-qr-icon-bob {
    0%, 100% { transform: translateY(0) scale(1); }
    50%      { transform: translateY(-2px) scale(1.05); }
}
@keyframes m360-qr-ring {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* ── Variantes opcionales ─────────────────────────────────────── */

/* Cyan accent (en lugar de naranja) */
.m360-qr--cyan .m360-qr__corner          { border-color: #22d3ee; }
.m360-qr--cyan:hover .m360-qr__corner    { border-color: #ff6b35; }
.m360-qr--cyan .m360-qr__center          { background: linear-gradient(135deg, #22d3ee 0%, #06b6d4 100%); color: #04111e; }
.m360-qr--cyan .m360-qr__scan            { background: linear-gradient(90deg, transparent, #ff6b35 18%, #ff6b35 82%, transparent); box-shadow: 0 0 14px rgba(255,107,53,.7); }

/* Sin logo central (cuando el QR debe estar 100% limpio para escáneres antiguos) */
.m360-qr--clean .m360-qr__center { display: none; }

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
    .m360-qr__scan,
    .m360-qr__center { animation: none; }
}

/* Mobile: encoge un poco los corners */
@media (max-width: 480px) {
    .m360-qr--md { --m360qr-size: 170px; --m360qr-corner: 18px; --m360qr-center-size: 36px; --m360qr-center-icon: 18px; }
    .m360-qr--lg { --m360qr-size: 260px; --m360qr-corner: 22px; --m360qr-center-size: 48px; --m360qr-center-icon: 24px; }
    .m360-qr--xl { --m360qr-size: 320px; --m360qr-corner: 26px; --m360qr-center-size: 56px; --m360qr-center-icon: 28px; }
}