/* ============================================================
   sections.css — Prism chapters 05–11:
   platform demo, industries, stack, security, stories, insights, CTA
   ============================================================ */

/* ============================================================
   05 — INTERACTIVE PLATFORM DEMO (dark cinema band)
   ============================================================ */
.da-demo { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 2.2rem; align-items: stretch; }

/* stepper rail with a connecting spine — reads as a real pipeline, not a list */
.da-demo__steps { position: relative; display: flex; flex-direction: column; gap: .8rem; padding-left: 2.6rem; }
.da-demo__steps::before {
    content: "";
    position: absolute;
    left: 1.15rem;
    top: 1.4rem;
    bottom: 1.4rem;
    width: 2px;
    background: linear-gradient(180deg, rgba(37, 99, 235, .15), rgba(139, 92, 246, .15));
    border-radius: 2px;
}
.da-demo__steps::after {
    content: "";
    position: absolute;
    left: 1.15rem;
    top: 1.4rem;
    width: 2px;
    height: calc((100% - 2.8rem) * var(--da-demo-progress, 0) / 5);
    background: var(--da-grad);
    border-radius: 2px;
    box-shadow: 0 0 12px rgba(79, 70, 229, .5);
    transition: height .6s cubic-bezier(.22, .61, .36, 1);
}
.da-demo__step {
    position: relative;
    display: flex;
    gap: .9rem;
    align-items: flex-start;
    text-align: left;
    padding: 1rem 1.15rem;
    border-radius: 1rem;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(240, 244, 255, 0.92));
    border: 1px solid rgba(139, 92, 246, 0.2);
    box-shadow: 0 6px 18px rgba(79, 70, 229, .08);
    cursor: pointer;
    font-family: inherit;
    color: var(--fg2);
    transition: all .3s ease;
}
/* node marker on the spine */
.da-demo__step::before {
    content: "";
    position: absolute;
    left: -1.85rem;
    top: 50%;
    translate: 0 -50%;
    width: .7rem;
    height: .7rem;
    border-radius: 50%;
    background: #fff;
    border: 2px solid rgba(37, 99, 235, .3);
    box-shadow: 0 0 0 4px var(--da-pearl);
    transition: all .3s ease;
    z-index: 1;
}
.da-demo__step:hover { border-color: rgba(139, 92, 246, .45); transform: translateY(-1px); box-shadow: 0 10px 26px rgba(79, 70, 229, .15); }
.da-demo__step i {
    display: grid;
    place-items: center;
    width: 2.1rem;
    height: 2.1rem;
    border-radius: .65rem;
    font-size: .85rem;
    flex-shrink: 0;
    color: var(--da-blue);
    background: rgba(37, 99, 235, .08);
    border: 1px solid rgba(139, 92, 246, .2);
    transition: all .3s ease;
}
.da-demo__step strong { display: block; font-size: .92rem; font-weight: 600; color: var(--fg); }
.da-demo__step small { font-size: .78rem; color: var(--fg3); line-height: 1.5; }
.da-demo__step.da-on {
    background: linear-gradient(120deg, rgba(37, 99, 235, .16), rgba(139, 92, 246, .14));
    border-color: rgba(139, 92, 246, .5);
    box-shadow: 0 18px 40px rgba(79, 70, 229, .2), 0 0 0 1px rgba(139, 92, 246, .15);
}
.da-demo__step.da-on::before { background: var(--da-grad); border-color: transparent; box-shadow: 0 0 0 4px var(--da-pearl), 0 0 14px rgba(79, 70, 229, .6); }
.da-demo__step.da-on i { color: #fff; background: var(--da-grad); border-color: transparent; box-shadow: 0 6px 16px rgba(79, 70, 229, .45); }
.da-demo__step.da-done::before { background: #10B981; border-color: transparent; }
.da-demo__step.da-done i { color: #059669; }
/* per-step progress underline */
.da-demo__step::after {
    content: "";
    position: absolute;
    left: 1.1rem;
    right: 1.1rem;
    bottom: .45rem;
    height: 2px;
    border-radius: 2px;
    background: var(--da-grad);
    transform: scaleX(0);
    transform-origin: left;
}
.da-demo__step.da-on::after { animation: da-fill var(--da-demo-dur, 3s) linear forwards; }

/* the stage — styled like a sleek executive AI studio window with frosted glass */
.da-demo__stage {
    position: relative;
    min-height: 420px;
    border-radius: 1.3rem;
    overflow: hidden;
    padding: 0;
    display: flex;
    flex-direction: column;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(240, 244, 255, 0.94));
    border: 1px solid rgba(139, 92, 246, 0.28);
    box-shadow: 0 28px 70px rgba(79, 70, 229, 0.14), 0 4px 16px rgba(37, 99, 235, 0.06);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}
.da-demo__stage::before {
    content: "";
    position: absolute;
    inset: -30% -20% auto;
    height: 70%;
    background: radial-gradient(50% 100% at 20% 0%, rgba(37, 99, 235, 0.12), transparent 70%),
                radial-gradient(50% 100% at 85% 0%, rgba(139, 92, 246, 0.12), transparent 70%),
                radial-gradient(40% 60% at 50% 50%, rgba(6, 182, 212, 0.08), transparent 80%);
    pointer-events: none;
}
.da-demo__stage::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(79, 70, 229, 0.06) 1px, transparent 1px);
    background-size: 20px 20px;
    mask-image: radial-gradient(ellipse at center, #000 40%, transparent 95%);
    -webkit-mask-image: radial-gradient(ellipse at center, #000 40%, transparent 95%);
    pointer-events: none;
}
.da-demo__stage-bar {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: .8rem;
    padding: .9rem 1.35rem;
    border-bottom: 1px solid rgba(139, 92, 246, 0.15);
    background: rgba(248, 250, 255, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}
.da-demo__stage-dots { display: inline-flex; gap: .45rem; }
.da-demo__stage-dots span { width: .65rem; height: .65rem; border-radius: 50%; box-shadow: 0 0 6px rgba(0, 0, 0, 0.15); }
.da-demo__stage-dots span:nth-child(1) { background: #FF5F56; }
.da-demo__stage-dots span:nth-child(2) { background: #FFBD2E; }
.da-demo__stage-dots span:nth-child(3) { background: #27C93F; }
.da-demo__stage-title { font-size: .8rem; font-weight: 700; color: #0A0F26; font-family: var(--da-display); letter-spacing: 0.03em; display: inline-flex; align-items: center; gap: 0.4rem; }
.da-demo__stage-title::before { content: "›_"; color: var(--da-blue); font-weight: 800; }
.da-demo__stage-live {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: #059669;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: .2rem .65rem;
    border-radius: 999px;
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.15);
}
.da-demo__stage-live::before {
    content: "";
    width: .5rem;
    height: .5rem;
    border-radius: 50%;
    background: #10B981;
    box-shadow: 0 0 8px #10B981;
    animation: da-pulse 2s infinite;
}
.da-demo__stage-progress {
    position: relative;
    z-index: 2;
    height: 3px;
    background: rgba(139, 92, 246, 0.08);
    overflow: hidden;
}
.da-demo__stage-progress::after {
    content: "";
    position: absolute;
    inset: 0;
    width: 100%;
    background: linear-gradient(90deg, #2563EB, #8B5CF6 50%, #06B6D4);
    box-shadow: 0 0 10px rgba(139, 92, 246, 0.5);
    transform: scaleX(0);
    transform-origin: left;
}
.da-demo__stage-progress.da-run::after { animation: da-fill var(--da-demo-dur, 3s) linear forwards; }
.da-demo__stage-body { position: relative; flex: 1; padding: 1.6rem; z-index: 2; }
.da-demo__stage-body::before {
    content: "";
    position: absolute;
    inset: 1.6rem;
    z-index: -1;
    background:
        linear-gradient(rgba(139, 92, 246, 0.04) 1px, transparent 1px) 0 0 / 100% 20px,
        linear-gradient(90deg, rgba(139, 92, 246, 0.04) 1px, transparent 1px) 0 0 / 20px 100%,
        linear-gradient(#F8FAFC, #F8FAFC) 0 0 / 100% 40px no-repeat,
        linear-gradient(#F1F5F9, #F1F5F9) 0 60px / 30% 120px no-repeat,
        linear-gradient(#F1F5F9, #F1F5F9) calc(30% + 20px) 60px / calc(70% - 20px) 120px no-repeat,
        linear-gradient(#F1F5F9, #F1F5F9) 0 200px / 100% calc(100% - 200px) no-repeat;
    border-radius: 12px;
    opacity: 0.7;
    pointer-events: none;
}

/* light mode styling for stage child widgets */
.da-demo__stage .da-file,
.da-demo__stage .da-scanbox,
.da-demo__stage .da-tokens,
.da-demo__stage .da-statline {
    color: #0A0F26;
    background: #FFFFFF;
    border: 1px solid rgba(139, 92, 246, 0.2);
    box-shadow: 0 10px 28px rgba(23, 37, 84, 0.07);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.da-demo__stage .da-file span,
.da-demo__stage .da-kv b,
.da-demo__stage .da-tokens header { color: #0A0F26; }
.da-demo__stage .da-file small,
.da-demo__stage .da-kv span,
.da-demo__stage .da-statline span { color: #475569; }

.da-demo__scene {
    position: absolute;
    inset: 1.4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: .9rem;
    opacity: 0;
    transform: translateY(16px) scale(.98);
    transition: opacity .45s ease, transform .45s ease;
    pointer-events: none;
}
.da-demo__scene.da-on { opacity: 1; transform: none; pointer-events: auto; }

/* scene widgets */
.da-statline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.2rem 1.8rem;
    border-radius: 1rem;
    background: #FFFFFF;
    border: 1px solid rgba(139, 92, 246, 0.2);
    box-shadow: 0 8px 24px rgba(79, 70, 229, 0.05);
}
.da-statline b { font-weight: 700; color: #0A0F26; font-size: 1.25rem; font-family: var(--da-display); }

.da-file {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    padding: 1.5rem 1.8rem;
    border-radius: 1.2rem;
    background: #FFFFFF;
    border: 1px solid rgba(139, 92, 246, 0.2);
    font-size: 1.15rem;
    font-weight: 600;
    color: #0A0F26;
    animation: da-drop .6s cubic-bezier(.22, .61, .36, 1);
    transition: all .3s ease;
}
.da-file:hover {
    border-color: rgba(37, 99, 235, 0.4);
    box-shadow: 0 12px 30px rgba(37, 99, 235, 0.12);
    transform: translateY(-2px);
}
.da-file i { font-size: 2rem; color: #EF4444; filter: drop-shadow(0 4px 10px rgba(239, 68, 68, 0.3)); }
.da-file small { display: block; color: #64748B; font-size: .95rem; font-weight: 400; margin-top: 4px; }
.da-file .da-check { margin-left: auto; color: #10B981; font-size: 1.5rem; filter: drop-shadow(0 2px 6px rgba(16, 185, 129, 0.3)); }

/* multi-file upload grid — Document Upload scene */
.da-demo__scene--upload { position: absolute; }
.da-file-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: .7rem;
}
.da-file--sm {
    padding: 1rem 1.2rem;
    border-radius: .9rem;
    font-size: .92rem;
    gap: .8rem;
    min-width: 0;
}
.da-file--sm i { font-size: 1.4rem; flex-shrink: 0; }
.da-file--sm span { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.da-file--sm small { font-size: .78rem; margin-top: 2px; white-space: normal; }
.da-file--sm .da-check { font-size: 1.15rem; flex-shrink: 0; }

/* soft holographic document-scan overlay behind the upload cards */
.da-scan-overlay {
    position: absolute;
    inset: -1.4rem;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
    border-radius: 1.3rem;
    opacity: .6;
    background-image:
        linear-gradient(rgba(37, 99, 235, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(139, 92, 246, 0.05) 1px, transparent 1px);
    background-size: 24px 24px;
    mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, #000 55%, transparent 95%);
    -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, #000 55%, transparent 95%);
}
.da-scan-overlay::after {
    content: "";
    position: absolute;
    left: 4%;
    right: 4%;
    height: 2px;
    background: linear-gradient(90deg, transparent, #2563EB 25%, #8B5CF6 50%, #06B6D4 75%, transparent);
    box-shadow: 0 0 16px rgba(139, 92, 246, 0.55), 0 0 32px rgba(37, 99, 235, 0.25);
    animation: da-scan 3.4s ease-in-out infinite;
}

@media (max-width: 640px) {
    .da-file-grid { grid-template-columns: 1fr; }
}

.da-scanbox {
    position: relative;
    padding: 2rem 2.5rem;
    border-radius: 1.2rem;
    background: #FFFFFF;
    border: 1px solid rgba(139, 92, 246, 0.2);
    overflow: hidden;
}
.da-scanbox::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, #2563EB 30%, #8B5CF6 70%, transparent);
    box-shadow: 0 0 10px rgba(37, 99, 235, 0.4);
    animation: da-scan 2.2s ease-in-out infinite;
}
.da-kv {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    font-size: 1.1rem;
    padding: .85rem 0;
    border-bottom: 1px dashed rgba(139, 92, 246, 0.15);
    opacity: 0;
    animation: da-rise .5s ease forwards;
}
.da-kv:nth-child(2) { animation-delay: .25s; }
.da-kv:nth-child(3) { animation-delay: .5s; }
.da-kv:nth-child(4) { animation-delay: .75s; }
.da-kv b { color: #0A0F26; font-weight: 600; }
.da-kv em {
    font-style: normal;
    color: #2563EB;
    background: rgba(37, 99, 235, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.25);
    border-radius: 999px;
    padding: 0.15rem 0.65rem;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.12);
}

.da-tokens {
    padding: 1.8rem 2.2rem;
    border-radius: 1.2rem;
    background: #FFFFFF;
    border: 1px solid rgba(139, 92, 246, 0.28);
    box-shadow: 0 12px 35px rgba(79, 70, 229, 0.09);
    font-size: 1.15rem;
    color: #1E293B;
    min-height: 8rem;
}
.da-tokens .da-caret {
    display: inline-block;
    width: 2px;
    height: 1.1em;
    background: #2563EB;
    box-shadow: 0 0 8px rgba(37, 99, 235, 0.6);
    vertical-align: text-bottom;
    margin-left: 2px;
    animation: da-blink 1s step-end infinite;
}
.da-tokens header {
    display: flex;
    align-items: center;
    gap: .7rem;
    font-size: .9rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: #4F46E5;
    margin-bottom: 1rem;
}
.da-tokens header i { color: #8B5CF6; }

/* RAG mini-graph */
.da-rag { display: flex; align-items: center; justify-content: center; padding: .6rem 0; }
.da-rag svg { width: min(420px, 100%); height: auto; }
.da-rag circle { fill: #EEF2FE; stroke: #6366F1; stroke-width: 2px; }
.da-rag .da-rag-hit { fill: #E0E7FF; stroke: #8B5CF6; animation: da-rag-hit 1.6s ease-in-out infinite alternate; }
.da-rag line { stroke: rgba(139, 92, 246, 0.35); stroke-dasharray: 4 4; }
.da-rag text { fill: #0A0F26; font-family: var(--da-body); font-size: 13px; font-weight: 700; text-anchor: middle; }

.da-answer {
    display: flex;
    gap: 1.2rem;
    align-items: flex-start;
    padding: 1.8rem 2.2rem;
    border-radius: 1.2rem;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.06), rgba(139, 92, 246, 0.06));
    border: 1px solid rgba(139, 92, 246, 0.28);
    box-shadow: 0 16px 40px rgba(79, 70, 229, 0.1);
    font-size: 1.15rem;
    color: #0A0F26;
    line-height: 1.6;
}
.da-answer i {
    display: grid;
    place-items: center;
    width: 2.3rem;
    height: 2.3rem;
    border-radius: 50%;
    background: var(--da-grad);
    color: #fff;
    font-size: .95rem;
    flex-shrink: 0;
    box-shadow: 0 6px 16px rgba(79, 70, 229, 0.35);
}
.da-answer .da-conf {
    display: inline-flex;
    margin-top: .55rem;
    font-size: .7rem;
    font-weight: 700;
    color: #059669;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 999px;
    padding: .25rem .75rem;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.15);
}

.da-mini-bars { display: flex; align-items: flex-end; gap: 6px; height: 68px; padding: 0 .4rem; }
.da-mini-bars span {
    flex: 1;
    border-radius: 4px 4px 0 0;
    background: linear-gradient(180deg, #2563EB, #8B5CF6);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
    transform-origin: bottom;
    animation: da-grow .8s cubic-bezier(.22, .61, .36, 1) both;
}
.da-mini-bars span:nth-child(1) { height: 34%; animation-delay: .05s; }
.da-mini-bars span:nth-child(2) { height: 58%; animation-delay: .15s; }
.da-mini-bars span:nth-child(3) { height: 44%; animation-delay: .25s; }
.da-mini-bars span:nth-child(4) { height: 76%; animation-delay: .35s; }
.da-mini-bars span:nth-child(5) { height: 60%; animation-delay: .45s; }
.da-mini-bars span:nth-child(6) { height: 92%; animation-delay: .55s; }
.da-statline { display: flex; justify-content: space-between; font-size: .8rem; color: #475569; padding: .6rem .4rem 0; }
.da-statline b { color: #059669; font-weight: 700; }

/* ============================================================
   06 — INDUSTRIES (horizontal snap rail of tall cards)
   ============================================================ */
.da-ind-rail {
    display: flex;
    gap: 1.2rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding: .4rem .2rem 1.4rem;
    scrollbar-width: thin;
    scrollbar-color: rgba(37, 99, 235, .4) transparent;
}
.da-ind-rail::-webkit-scrollbar { height: 6px; }
.da-ind-rail::-webkit-scrollbar-thumb { background: rgba(37, 99, 235, .35); border-radius: 3px; }
.da-ind-rail::-webkit-scrollbar-track { background: rgba(10, 15, 38, .05); border-radius: 3px; }

.da-ind {
    position: relative;
    overflow: hidden;
    flex: 0 0 300px;
    scroll-snap-align: start;
    display: flex;
    flex-direction: column;
    gap: .7rem;
    padding: 1.7rem 1.5rem 1.5rem;
    min-height: 300px;
}
.da-ind::before {
    content: "";
    position: absolute;
    inset: 0 0 62%;
    background: var(--art, linear-gradient(125deg, #DCE7FF, #EFE7FF));
    mask-image: linear-gradient(180deg, #000 30%, transparent);
    -webkit-mask-image: linear-gradient(180deg, #000 30%, transparent);
    opacity: .75;
}
.da-ind i {
    position: relative;
    display: grid;
    place-items: center;
    width: 2.7rem;
    height: 2.7rem;
    border-radius: .85rem;
    font-size: 1.05rem;
    color: #fff;
    background: var(--da-grad);
    box-shadow: 0 8px 20px rgba(79, 70, 229, .3);
}
.da-ind h3 { position: relative; font-size: 1.12rem; margin: .4rem 0 0; }
.da-ind p { position: relative; font-size: .85rem; color: var(--fg3); margin: 0; flex: 1; }
.da-ind ul { position: relative; list-style: none; display: flex; flex-wrap: wrap; gap: .4rem; padding: 0; margin: 0; }
.da-ind ul li {
    font-size: .7rem;
    font-weight: 600;
    color: var(--fg2);
    background: rgba(37, 99, 235, .07);
    border: 1px solid rgba(37, 99, 235, .18);
    border-radius: 999px;
    padding: .22rem .68rem;
}
.da-ind:hover { transform: translateY(-6px); }

/* ============================================================
   07 — TECHNOLOGY STACK (dual marquee)
   ============================================================ */
.da-stack-band { padding: 2.75rem 0; border-block: 1px solid var(--line-soft); overflow: hidden; }
.da-marquee {
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
    padding-block: .8rem;
}
.da-marquee ul {
    display: flex;
    align-items: center;
    gap: 1rem;
    width: max-content;
    list-style: none;
    padding: 0;
    margin: 0;
    animation: da-marquee 34s linear infinite;
}
.da-marquee--rev ul { animation-direction: reverse; animation-duration: 40s; }
.da-marquee:hover ul { animation-play-state: paused; }
.da-marquee li {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    padding: .65rem 1.4rem;
    font-size: .9rem;
    font-weight: 600;
    color: var(--fg2);
    background: #fff;
    border: 1px solid var(--card-brd);
    border-radius: 999px;
    box-shadow: 0 6px 18px rgba(23, 37, 84, .06);
    white-space: nowrap;
}
.da-marquee li i { font-size: 1.05rem; color: var(--da-blue); }

/* ============================================================
   08 — ENTERPRISE SECURITY (dark band, vault visual)
   ============================================================ */
.da-sec { display: grid; grid-template-columns: 1.1fr .9fr; gap: 3rem; align-items: center; }
.da-sec__list { list-style: none; display: grid; gap: .8rem; padding: 0; margin: 1.8rem 0 2.2rem; }
.da-sec__list li {
    display: flex;
    gap: .8rem;
    align-items: flex-start;
    font-size: .95rem;
    color: var(--fg2);
}
.da-sec__list li i {
    display: grid;
    place-items: center;
    width: 1.55rem;
    height: 1.55rem;
    margin-top: .15rem;
    border-radius: 50%;
    font-size: .62rem;
    color: #34D399;
    background: rgba(16, 185, 129, .12);
    border: 1px solid rgba(16, 185, 129, .35);
    flex-shrink: 0;
}
.da-sec__list li b { color: var(--fg); font-weight: 600; }

/* vault visual */
.da-vault { position: relative; aspect-ratio: 1; max-width: 420px; margin-inline: auto; width: 100%; }
.da-vault__ring {
    position: absolute;
    top: 50%;
    left: 50%;
    translate: -50% -50%;
    border-radius: 50%;
    border: 1px dashed rgba(148, 197, 253, .3);
}
.da-vault__ring--1 { width: 58%; aspect-ratio: 1; animation: da-rot 38s linear infinite; }
.da-vault__ring--2 { width: 86%; aspect-ratio: 1; border-color: rgba(167, 139, 250, .25); animation: da-rot 60s linear infinite reverse; }
.da-vault__core {
    position: absolute;
    top: 50%;
    left: 50%;
    translate: -50% -50%;
    width: 32%;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    border-radius: 50%;
    font-size: 2rem;
    color: #fff;
    background: radial-gradient(circle at 35% 30%, rgba(167, 139, 250, .85), rgba(37, 99, 235, .6) 55%, rgba(6, 10, 28, .95));
    border: 1px solid rgba(191, 219, 254, .5);
    box-shadow: 0 0 70px rgba(79, 70, 229, .6), inset 0 0 40px rgba(139, 92, 246, .4);
    animation: da-glow-pulse 4s ease-in-out infinite;
}
.da-vault__badge {
    position: absolute;
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .55rem 1rem;
    font-size: .74rem;
    font-weight: 600;
    color: var(--da-ink-2);
    background: rgba(255, 255, 255, .85);
    border: 1px solid rgba(10, 15, 38, .08);
    border-radius: 999px;
    box-shadow: 0 12px 30px rgba(23, 37, 84, .16);
    backdrop-filter: blur(10px);
    animation: da-bob 5s ease-in-out infinite;
    white-space: nowrap;
}
.da-vault__badge i { color: var(--da-blue); }
.da-vault__badge--1 { top: 4%; left: 8%; animation-delay: -1s; }
.da-vault__badge--2 { top: 16%; right: 0; animation-delay: -2.4s; }
.da-vault__badge--3 { bottom: 14%; left: 0; animation-delay: -3.4s; }
.da-vault__badge--4 { bottom: 2%; right: 10%; animation-delay: -1.8s; }

/* ============================================================
   09 — SUCCESS STORIES (carousel)
   ============================================================ */
.da-stories { position: relative; }
.da-stories__view { overflow: hidden; border-radius: 1.4rem; }
.da-stories__track { display: flex; transition: transform .6s cubic-bezier(.22, .61, .36, 1); }
.da-story {
    flex: 0 0 100%;
    display: grid;
    grid-template-columns: .85fr 1.15fr;
    gap: 2rem;
    padding: 2.75rem;
    align-items: center;
}
.da-story__metric strong {
    display: block;
    font-family: var(--da-display);
    font-size: clamp(3rem, 6.5vw, 4.8rem);
    font-weight: 700;
    letter-spacing: -.04em;
    line-height: 1;
    background: var(--da-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}
.da-story__metric span { font-size: .95rem; color: var(--fg3); }
.da-story blockquote { font-size: 1.08rem; color: var(--fg); margin: 0 0 1.3rem; line-height: 1.65; }
.da-story figcaption { display: flex; align-items: center; gap: .85rem; font-size: .875rem; color: var(--fg3); }
.da-story figcaption .da-ava {
    display: block;
    width: 2.7rem;
    height: 2.7rem;
    border-radius: 50%;
    object-fit: cover;
    background: #fff;
    border: 1px solid var(--card-brd);
    box-shadow: 0 6px 18px rgba(23, 37, 84, .15);
}
.da-story figcaption b { display: block; color: var(--fg); font-weight: 600; }
.da-story .da-stars { color: #F59E0B; letter-spacing: .2em; font-size: .8rem; margin-bottom: .8rem; }

.da-stories__nav { display: flex; align-items: center; justify-content: center; gap: 1rem; margin-top: 1.6rem; }
.da-stories__btn {
    display: grid;
    place-items: center;
    width: 2.7rem;
    height: 2.7rem;
    border-radius: 50%;
    border: 1px solid var(--line);
    background: #fff;
    color: var(--fg2);
    cursor: pointer;
    font-size: .8rem;
    transition: all .25s ease;
}
.da-stories__btn:hover { color: #fff; background: var(--da-ink); border-color: var(--da-ink); }
.da-stories__dots { display: flex; gap: .45rem; }
.da-stories__dots button {
    width: .55rem;
    height: .55rem;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: rgba(10, 15, 38, .18);
    cursor: pointer;
    transition: all .3s ease;
}
.da-stories__dots button.da-on { width: 1.6rem; background: var(--da-grad); }

/* ============================================================
   10 — INSIGHTS (blog / news / case study)
   ============================================================ */
.da-posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.da-post { overflow: hidden; display: flex; flex-direction: column; padding: 0; }
.da-post:hover { transform: translateY(-6px); }
.da-post__img { position: relative; aspect-ratio: 16 / 9; overflow: hidden; border-radius: var(--da-r) var(--da-r) 0 0; }
.da-post__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.da-post:hover .da-post__img img { transform: scale(1.06); }
.da-post__body { display: flex; flex-direction: column; gap: .6rem; padding: 1.35rem 1.45rem 1.5rem; flex: 1; }
.da-post__meta { display: flex; align-items: center; gap: .7rem; }
.da-post__tag {
    font-size: .66rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--da-violet);
    background: rgba(139, 92, 246, .1);
    border-radius: 999px;
    padding: .24rem .7rem;
}
.da-post__time { font-size: .74rem; color: var(--fg3); }
.da-post h3 { font-size: 0.95rem; font-weight: 600; margin: 0; line-height: 1.4; }
.da-post h3 a { color: var(--fg); }
.da-post h3 a:hover { color: var(--da-blue); }
.da-post p { font-size: 0.85rem; color: var(--fg3); margin: 0; flex: 1; }
.da-post__go { font-size: .86rem; font-weight: 600; color: var(--da-blue); }
.da-post__go i { margin-left: .35rem; transition: transform .25s ease; }
.da-post__go:hover i { transform: translateX(4px); }

/* ============================================================
   11 — CTA FINALE
   ============================================================ */
.da-cta { text-align: center; padding: 4.5rem 0 4.5rem; overflow: hidden; position: relative; }
.da-cta::before {
    content: "";
    position: absolute;
    inset: -20% -10%;
    background:
        radial-gradient(46rem 30rem at 30% 20%, rgba(37, 99, 235, .28), transparent 60%),
        radial-gradient(44rem 30rem at 75% 75%, rgba(139, 92, 246, .26), transparent 60%),
        radial-gradient(30rem 22rem at 60% 30%, rgba(6, 182, 212, .16), transparent 60%);
    animation: da-aurora 20s ease-in-out infinite alternate;
    pointer-events: none;
}
.da-cta h2 {
    position: relative;
    font-size: clamp(2rem, 4vw, 3.5rem);
    letter-spacing: -.035em;
    margin: 0 0 1.3rem;
}
.da-cta p { position: relative; max-width: 640px; margin: 0 auto 2.5rem; font-size: 1.05rem; color: var(--fg2); }
.da-cta__actions { position: relative; display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; }