/**
 * OXORA Landing V2 — Fase 2.4: Segmentos
 * OxSegmentGrid, OxSegmentCard, OxSegmentDrawer, OxSegmentDemo, OxFilterTabs
 */

.ox-lv2-segments-wrap {
    position: relative;
    padding: clamp(4rem, 8vw, 6rem) 0;
    overflow: hidden;
    isolation: isolate;
}

.ox-lv2-seg-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.ox-lv2-seg-aurora {
    position: absolute;
    inset: -10%;
    background:
        radial-gradient(ellipse 50% 40% at 30% 20%, rgba(155, 61, 255, 0.14), transparent 55%),
        radial-gradient(ellipse 45% 35% at 70% 80%, rgba(45, 140, 255, 0.1), transparent 50%);
    animation: ox-lv2-aurora-shift 20s ease-in-out infinite alternate;
}

.ox-lv2-seg-mesh {
    position: absolute;
    inset: 0;
    opacity: 0.18;
    background-image:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, #000 15%, transparent 75%);
}

.ox-lv2-seg-noise {
    position: absolute;
    inset: 0;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.ox-lv2-seg-blob-a { width: 400px; height: 400px; top: 0; right: -5%; animation: ox-lv2-blob-drift-a 24s ease-in-out infinite; }
.ox-lv2-seg-blob-b { width: 350px; height: 350px; bottom: -5%; left: -3%; animation: ox-lv2-blob-drift-b 28s ease-in-out infinite; }

.ox-lv2-seg-inner { position: relative; z-index: 2; }

.ox-lv2-seg-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto var(--ox-space-10);
}

.ox-lv2-seg-title {
    margin: var(--ox-space-4) 0 var(--ox-space-5);
    line-height: 1.12;
    letter-spacing: -0.025em;
}

.ox-lv2-seg-sub { margin: 0 auto; max-width: 620px; }

/* OxFilterTabs */
.ox-lv2-filter-tabs {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.35rem;
    margin-bottom: var(--ox-space-10);
    padding: 4px;
    background: var(--ox-glass);
    border: 1px solid var(--ox-border);
    border-radius: var(--ox-radius-full);
    width: fit-content;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
}

.ox-lv2-filter-tab {
    position: relative;
    z-index: 1;
    padding: 0.5rem 1.1rem;
    border: none;
    background: transparent;
    font-family: var(--ox-font-sans);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--ox-text-secondary);
    border-radius: var(--ox-radius-full);
    cursor: pointer;
    transition: color 250ms ease;
    white-space: nowrap;
}

.ox-lv2-filter-tab.is-active { color: var(--ox-text); }

.ox-lv2-filter-indicator {
    position: absolute;
    top: 4px;
    left: 4px;
    height: calc(100% - 8px);
    border-radius: var(--ox-radius-full);
    background: rgba(155, 61, 255, 0.2);
    border: 1px solid rgba(155, 61, 255, 0.35);
    box-shadow: var(--ox-glow-purple);
    transition: transform 350ms cubic-bezier(0.34, 1.56, 0.64, 1), width 350ms ease;
    pointer-events: none;
}

/* OxSegmentGrid */
.ox-lv2-segment-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--ox-space-5);
}

.ox-lv2-segment-card {
    position: relative;
    padding: var(--ox-space-6);
    border-radius: var(--ox-radius-card);
    border: 1px solid var(--ox-border);
    background: linear-gradient(160deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
    backdrop-filter: blur(16px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition:
        opacity 400ms ease,
        transform 400ms ease,
        box-shadow 400ms ease,
        border-color 400ms ease;
    transform-style: preserve-3d;
}

.ox-lv2-segment-card.is-hidden {
    display: none;
}

.ox-lv2-segment-card-glow {
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(circle at var(--cx, 50%) var(--cy, 50%), rgba(155,61,255,0.12), transparent 55%);
    opacity: 0;
    transition: opacity 350ms ease;
    pointer-events: none;
}

.ox-lv2-segment-card:hover .ox-lv2-segment-card-glow,
.ox-lv2-segment-card:focus-within .ox-lv2-segment-card-glow {
    opacity: 1;
}

.ox-lv2-segment-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(155,61,255,0.35), rgba(45,140,255,0.15), transparent 60%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 350ms ease;
    pointer-events: none;
}

.ox-lv2-segment-card:hover::before,
.ox-lv2-segment-card:focus-within::before { opacity: 1; }

.ox-lv2-segment-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--ox-shadow-lg), var(--ox-glow-purple);
    border-color: rgba(155, 61, 255, 0.3);
}

.ox-lv2-segment-card-icon {
    position: relative;
    width: 52px;
    height: 52px;
    margin-bottom: var(--ox-space-4);
}

.ox-lv2-segment-emoji {
    position: absolute;
    top: -4px;
    right: -4px;
    font-size: 1rem;
    z-index: 2;
}

.ox-lv2-segment-card-icon i,
.ox-lv2-segment-card-icon svg {
    width: 52px;
    height: 52px;
    padding: 14px;
    border-radius: 16px;
    background: rgba(155, 61, 255, 0.12);
    color: var(--ox-purple);
    box-sizing: border-box;
    transition: transform 350ms ease, box-shadow 350ms ease;
}

.ox-lv2-segment-card:hover .ox-lv2-segment-card-icon svg {
    transform: scale(1.08) rotate(-3deg);
    box-shadow: 0 0 20px rgba(155, 61, 255, 0.3);
}

.ox-lv2-segment-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin: 0 0 var(--ox-space-3);
    color: var(--ox-text);
}

.ox-lv2-segment-card-desc {
    font-size: 0.82rem;
    line-height: 1.6;
    color: var(--ox-text-tertiary);
    margin: 0 0 var(--ox-space-4);
    flex: 1;
}

.ox-lv2-segment-benefits {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--ox-space-5);
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.ox-lv2-segment-benefits li {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    color: var(--ox-text-secondary);
}

.ox-lv2-segment-benefits svg {
    width: 14px;
    height: 14px;
    color: var(--ox-purple);
    flex-shrink: 0;
}

.ox-lv2-segment-demo-btn { width: 100%; margin-top: auto; }

/* OxSegmentDrawer */
.ox-lv2-segment-drawer {
    position: fixed;
    inset: 0;
    z-index: 1000;
    pointer-events: none;
    visibility: hidden;
}

.ox-lv2-segment-drawer.is-open {
    pointer-events: auto;
    visibility: visible;
}

.ox-lv2-drawer-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(5, 8, 22, 0.75);
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity 350ms ease;
}

.ox-lv2-segment-drawer.is-open .ox-lv2-drawer-backdrop { opacity: 1; }

.ox-lv2-drawer-panel {
    position: absolute;
    top: 0;
    right: 0;
    width: min(440px, 100%);
    height: 100%;
    max-height: 100dvh;
    border-left: 1px solid var(--ox-border);
    background: linear-gradient(180deg, rgba(11,16,32,0.98), rgba(5,8,22,0.99));
    backdrop-filter: blur(24px);
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 450ms cubic-bezier(0.32, 0.72, 0, 1);
    box-shadow: -20px 0 60px rgba(0, 0, 0, 0.5);
}

.ox-lv2-segment-drawer.is-open .ox-lv2-drawer-panel {
    transform: translateX(0);
}

.ox-lv2-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--ox-space-6);
    border-bottom: 1px solid var(--ox-border);
    flex-shrink: 0;
}

.ox-lv2-drawer-title-wrap {
    display: flex;
    align-items: center;
    gap: var(--ox-space-3);
}

.ox-lv2-drawer-emoji { font-size: 1.5rem; }

.ox-lv2-drawer-close {
    width: 40px;
    height: 40px;
    border-radius: var(--ox-radius-sm);
    border: 1px solid var(--ox-border);
    background: transparent;
    color: var(--ox-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 200ms ease, color 200ms ease;
}

.ox-lv2-drawer-close:hover {
    background: var(--ox-glass);
    color: var(--ox-text);
}

.ox-lv2-drawer-close svg { width: 18px; height: 18px; }

/* OxSegmentDemo */
.ox-lv2-segment-demo {
    flex: 1;
    overflow-y: auto;
    padding: var(--ox-space-6);
    display: flex;
    flex-direction: column;
    gap: var(--ox-space-6);
}

.ox-lv2-seg-demo-label {
    display: block;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ox-text-tertiary);
    margin-bottom: var(--ox-space-3);
}

.ox-lv2-seg-demo-chat-wrap {
    padding: var(--ox-space-4);
    border-radius: var(--ox-radius-sm);
    border: 1px solid var(--ox-border);
    background: rgba(0, 0, 0, 0.2);
}

.ox-lv2-seg-demo-chat {
    display: flex;
    flex-direction: column;
    gap: var(--ox-space-3);
    min-height: 120px;
}

.ox-lv2-seg-demo-bubble {
    font-size: 0.85rem;
    line-height: 1.5;
    padding: var(--ox-space-3) var(--ox-space-4);
    border-radius: 12px;
    max-width: 90%;
    opacity: 0;
    transform: translateY(8px);
    animation: ox-lv2-chat-in 400ms ease forwards;
}

.ox-lv2-seg-demo-bubble--client {
    align-self: flex-start;
    background: var(--ox-glass);
    color: var(--ox-text-secondary);
}

.ox-lv2-seg-demo-bubble--ia {
    align-self: flex-end;
    background: rgba(155, 61, 255, 0.15);
    border: 1px solid rgba(155, 61, 255, 0.25);
    color: var(--ox-text);
}

.ox-lv2-seg-demo-bubble-role {
    display: block;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.65;
    margin-bottom: 0.25rem;
}

.ox-lv2-seg-demo-typing {
    display: flex;
    gap: 4px;
    padding: var(--ox-space-2) 0;
    justify-content: flex-end;
}

.ox-lv2-seg-demo-typing span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--ox-purple);
    animation: ox-lv2-typing 1.2s ease-in-out infinite;
}

.ox-lv2-seg-demo-typing span:nth-child(2) { animation-delay: 0.15s; }
.ox-lv2-seg-demo-typing span:nth-child(3) { animation-delay: 0.3s; }

.ox-lv2-seg-demo-dash-wrap {
    padding: var(--ox-space-4);
    border-radius: var(--ox-radius-sm);
    border: 1px solid rgba(52, 211, 153, 0.2);
    background: rgba(52, 211, 153, 0.05);
}

.ox-lv2-seg-demo-dash {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--ox-space-3);
}

.ox-lv2-seg-demo-dash li {
    display: flex;
    align-items: center;
    gap: var(--ox-space-3);
    font-size: 0.85rem;
    color: var(--ox-text-secondary);
    opacity: 0;
    transform: translateX(-8px);
    animation: ox-lv2-rise 450ms ease forwards;
}

.ox-lv2-seg-demo-dash li svg {
    width: 18px;
    height: 18px;
    color: var(--ox-success);
    flex-shrink: 0;
}

body.ox-lv2-drawer-open { overflow: hidden; }

/* Responsive */
@media (max-width: 1100px) {
    .ox-lv2-segment-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .ox-lv2-segment-grid { grid-template-columns: 1fr; }

    .ox-lv2-filter-tabs {
        border-radius: var(--ox-radius-sm);
        width: 100%;
        justify-content: flex-start;
        overflow-x: auto;
        scrollbar-width: none;
    }

    .ox-lv2-filter-tabs::-webkit-scrollbar { display: none; }

    .ox-lv2-drawer-panel {
        width: 100%;
        border-left: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ox-lv2-seg-aurora,
    .ox-lv2-seg-blob-a,
    .ox-lv2-seg-blob-b {
        animation: none !important;
    }

    .ox-lv2-segment-card.is-hidden {
        display: none;
    }
}