/* Cadu landing — feature grid, tabs e spotlight */

/* ── Seção ferramentas ── */
.cadu-tools-section {
    padding: 4rem 0;
    background: #18181b;
}

@media (min-width: 768px) {
    .cadu-tools-section {
        padding: 6rem 0;
    }
}

.cadu-tools-section__head {
    text-align: center;
    margin-bottom: 2.5rem;
}

.cadu-tools-section__head .cadu-landing-section__title,
.cadu-tools-section__head .cadu-landing-section__lead {
    margin-inline: auto;
}

.cadu-tools-section__layout {
    display: grid;
    gap: 2rem;
    align-items: start;
}

@media (min-width: 1024px) {
    .cadu-tools-section__layout {
        grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
        gap: 2.5rem;
    }
}

/* ── Rail de tabs ── */
.cadu-tools-rail {
    position: relative;
}

.cadu-tools-rail__list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    position: relative;
}

.cadu-tools-rail__indicator {
    position: absolute;
    left: 0;
    right: 0;
    height: 0;
    border-radius: 0.875rem;
    background: rgba(39, 39, 42, 0.95);
    border: 1px solid rgba(34, 197, 94, 0.35);
    box-shadow:
        0 12px 32px rgba(0, 0, 0, 0.35),
        0 0 0 1px rgba(34, 197, 94, 0.08);
    pointer-events: none;
    z-index: 0;
    transition:
        top 0.35s cubic-bezier(0.4, 0, 0.2, 1),
        height 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.cadu-tab-btn {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: flex-start;
    gap: 0.875rem;
    width: 100%;
    padding: 1rem 1.125rem;
    border: 1px solid transparent;
    border-radius: 0.875rem;
    background: transparent;
    text-align: left;
    cursor: pointer;
    transition: border-color 0.2s ease, background 0.2s ease;
}

.cadu-tab-btn:hover {
    background: rgba(39, 39, 42, 0.45);
}

.cadu-tab-btn:focus-visible {
    outline: 2px solid #22c55e;
    outline-offset: 2px;
}

.cadu-tab-btn[data-active="true"] {
    border-color: transparent;
    background: transparent;
}

.cadu-tab-btn__icon-wrap {
    position: relative;
    flex-shrink: 0;
    width: 2.75rem;
    height: 2.75rem;
}

.cadu-tab-btn__ring {
    position: absolute;
    inset: -6px;
    width: calc(100% + 12px);
    height: calc(100% + 12px);
    transform: rotate(-90deg);
    opacity: 0;
    transition: opacity 0.2s ease;
}

.cadu-tab-btn[data-active="true"] .cadu-tab-btn__ring {
    opacity: 1;
}

.cadu-tab-btn__ring-track {
    stroke: rgba(34, 197, 94, 0.15);
}

.cadu-tab-btn__ring-progress {
    stroke: #22c55e;
    stroke-dasharray: 125.6;
    stroke-dashoffset: 125.6;
    stroke-linecap: round;
}

.cadu-tab-btn[data-active="true"] .cadu-tab-btn__ring-progress {
    animation: caduTabRing var(--cadu-tab-interval, 6000ms) linear forwards;
}

@keyframes caduTabRing {
    from { stroke-dashoffset: 125.6; }
    to { stroke-dashoffset: 0; }
}

.cadu-tab-btn__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 0.625rem;
    background: #27272a;
    color: #a1a1aa;
    font-size: 1rem;
    transition: background 0.2s ease, color 0.2s ease;
}

.cadu-tab-btn[data-active="true"] .cadu-tab-btn__icon {
    background: rgba(34, 197, 94, 0.2);
    color: #4ade80;
}

.cadu-tab-btn__content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 0;
}

.cadu-tab-btn__title {
    font-size: 0.9375rem;
    font-weight: 700;
    color: #d4d4d8;
    line-height: 1.3;
}

.cadu-tab-btn[data-active="true"] .cadu-tab-btn__title {
    color: #fff;
}

.cadu-tab-btn__desc {
    font-size: 0.8125rem;
    line-height: 1.45;
    color: #71717a;
}

.cadu-tab-btn[data-active="true"] .cadu-tab-btn__desc {
    color: #a1a1aa;
}

/* ── Painéis ── */
.cadu-tools-panel-wrap {
    position: relative;
    min-height: 320px;
}

.cadu-tab-panel {
    display: none;
    opacity: 0;
    transform: translateY(12px);
}

.cadu-tab-panel.is-active,
.cadu-tab-panel.is-leaving {
    display: block;
}

.cadu-tab-panel.is-entering {
    animation: caduPanelEnter 0.45s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.cadu-tab-panel[hidden]:not(.is-leaving) {
    display: none !important;
}

.cadu-tab-panel.is-leaving {
    animation: caduPanelLeave 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes caduPanelEnter {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes caduPanelLeave {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-8px);
    }
}

.cadu-tab-panel__preview {
    animation: caduPanelStagger 0.5s cubic-bezier(0.4, 0, 0.2, 1) 0.05s both;
}

.cadu-tab-panel__chips {
    list-style: none;
    margin: 1.25rem 0 0;
    padding: 0;
    display: grid;
    gap: 0.75rem;
    animation: caduPanelStagger 0.5s cubic-bezier(0.4, 0, 0.2, 1) 0.12s both;
}

@media (min-width: 640px) {
    .cadu-tab-panel__chips {
        grid-template-columns: repeat(3, 1fr);
    }
}

.cadu-tab-panel__cta {
    margin: 1.25rem 0 0;
    animation: caduPanelStagger 0.5s cubic-bezier(0.4, 0, 0.2, 1) 0.2s both;
}

@keyframes caduPanelStagger {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Feature chips ── */
.cadu-feature-chip {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    border: 1px solid #27272a;
    border-radius: 0.75rem;
    background: rgba(24, 24, 27, 0.65);
    transition: border-color 0.2s ease;
}

.cadu-feature-chip:hover {
    border-color: rgba(34, 197, 94, 0.25);
}

.cadu-feature-chip__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 2rem;
    height: 2rem;
    border-radius: 0.5rem;
    background: rgba(34, 197, 94, 0.12);
    color: #4ade80;
    font-size: 0.8125rem;
}

.cadu-feature-chip__body {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    min-width: 0;
}

.cadu-feature-chip__title {
    font-size: 0.8125rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
}

.cadu-feature-chip__desc {
    font-size: 0.75rem;
    line-height: 1.4;
    color: #71717a;
}

/* ── Browser shot premium ── */
.cadu-browser-shot {
    position: relative;
    perspective: 1200px;
}

.cadu-browser-shot__glow {
    position: absolute;
    inset: 10% 5% -5%;
    background: radial-gradient(ellipse at 50% 50%, rgba(34, 197, 94, 0.18), transparent 70%);
    filter: blur(32px);
    pointer-events: none;
    z-index: 0;
}

.cadu-browser-shot__frame {
    position: relative;
    z-index: 1;
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid rgba(63, 63, 70, 0.9);
    background: #111;
    box-shadow:
        0 24px 64px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.04) inset;
    transform: rotateX(2deg) rotateY(-1deg);
    transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

.cadu-browser-shot:hover .cadu-browser-shot__frame {
    transform: rotateX(0deg) rotateY(0deg);
}

.cadu-browser-shot__chrome {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.625rem 0.875rem;
    background: #27272a;
    border-bottom: 1px solid #3f3f46;
}

.cadu-browser-shot__dot {
    width: 0.625rem;
    height: 0.625rem;
    border-radius: 50%;
}

.cadu-browser-shot__dot--red { background: rgba(239, 68, 68, 0.7); }
.cadu-browser-shot__dot--yellow { background: rgba(234, 179, 8, 0.7); }
.cadu-browser-shot__dot--green { background: rgba(34, 197, 94, 0.7); }

.cadu-browser-shot__url {
    flex: 1;
    margin-inline: 0.5rem 0;
    padding: 0.35rem 0.75rem;
    border-radius: 0.375rem;
    background: #3f3f46;
    font-size: 0.6875rem;
    color: #71717a;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cadu-browser-shot__body {
    position: relative;
    aspect-ratio: 16 / 10;
    background: #0a0a0a;
}

.cadu-browser-shot__img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    opacity: 0;
    transition: opacity 0.35s ease;
}

.cadu-browser-shot__img.is-loaded {
    opacity: 1;
}

.cadu-browser-shot__badge {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.6875rem;
    font-weight: 700;
    color: #0a0a0a;
    background: #22c55e;
}

.cadu-browser-shot__badge-dot {
    width: 0.375rem;
    height: 0.375rem;
    border-radius: 50%;
    background: #0a0a0a;
}

.cadu-browser-shot__annotation {
    z-index: 3;
}

/* ── Copilot compacto ── */
.cadu-copilot-section {
    padding: 4rem 0;
    background: #0a0a0a;
}

@media (min-width: 768px) {
    .cadu-copilot-section {
        padding: 5rem 0;
    }
}

.cadu-copilot-section__head {
    max-width: 42rem;
    margin-bottom: 2rem;
}

.cadu-copilot-section__grid {
    display: grid;
    gap: 1rem;
}

@media (min-width: 768px) {
    .cadu-copilot-section__grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.25rem;
    }
}

.cadu-copilot-card {
    padding: 1.5rem;
    border: 1px solid #27272a;
    border-radius: 0.875rem;
    background: rgba(24, 24, 27, 0.5);
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.cadu-copilot-card:hover {
    border-color: rgba(34, 197, 94, 0.3);
    transform: translateY(-2px);
}

.cadu-copilot-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    margin-bottom: 1rem;
    border-radius: 0.625rem;
    background: rgba(34, 197, 94, 0.12);
    color: #4ade80;
    font-size: 1rem;
}

.cadu-copilot-card__title {
    margin: 0 0 0.5rem;
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
}

.cadu-copilot-card__desc {
    margin: 0;
    font-size: 0.875rem;
    line-height: 1.55;
    color: #a1a1aa;
}

.cadu-copilot-section__foot {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem 1.5rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid #27272a;
}

.cadu-copilot-section__compat {
    margin: 0;
    font-size: 0.8125rem;
    color: #71717a;
}

.cadu-copilot-section__compat i {
    margin-right: 0.375rem;
    color: #a1a1aa;
}

/* ── Spotlight (legado) ── */
.cadu-spotlight img {
    display: block;
    width: 100%;
    height: auto;
}

.cadu-spotlight-tooltip {
    position: absolute;
    padding: 0.625rem 0.75rem;
    border-radius: 0.625rem;
    background: rgba(24, 24, 27, 0.95);
    border: 1px solid #3f3f46;
    backdrop-filter: blur(8px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
    max-width: 168px;
}

.cadu-spotlight-tooltip__title {
    margin: 0;
    font-size: 0.75rem;
    font-weight: 700;
    color: #fff;
}

.cadu-spotlight-tooltip__desc {
    margin: 0.2rem 0 0;
    font-size: 0.6875rem;
    line-height: 1.4;
    color: #71717a;
}

.cadu-spotlight-tooltip::before {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    background: rgba(24, 24, 27, 0.95);
    border: 1px solid #3f3f46;
    transform: rotate(45deg);
}

@media (max-width: 767px) {
    .cadu-feature-section {
        padding-top: 4rem;
        padding-bottom: 4rem;
    }

    .cadu-tools-rail__list {
        flex-direction: row;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        padding-bottom: 0.5rem;
        gap: 0.625rem;
    }

    .cadu-tools-rail__indicator {
        display: none;
    }

    .cadu-tab-btn {
        flex: 0 0 min(85%, 280px);
        scroll-snap-align: start;
    }

    .cadu-tab-btn__desc {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .cadu-tab-btn__ring-progress,
    .cadu-tab-panel.is-entering,
    .cadu-tab-panel.is-leaving,
    .cadu-tab-panel__preview,
    .cadu-tab-panel__chips,
    .cadu-tab-panel__cta {
        animation: none !important;
    }

    .cadu-tools-rail__indicator {
        transition: none;
    }

    .cadu-browser-shot__frame {
        transform: none;
    }
}