/* ====================================================================
   MALAI RANI AI RESEARCH LAB — v3 FINAL FIX
   - NO horizontal scroll (root cause fixed)
   - FAB buttons properly floating bottom-right
   ==================================================================== */

:root {
    --ai-black:       #050814;
    --ai-deep:        #0a0f24;
    --ai-navy:        #0e1530;
    --ai-navy-2:      #141b3e;
    --ai-card:        #0f1631;
    --ai-border:      rgba(120,150,220,.12);
    --ai-border-2:    rgba(120,150,220,.22);
    --ai-cyan:        #00e5ff;
    --ai-cyan-soft:   #4df0ff;
    --ai-purple:      #a855f7;
    --ai-pink:        #ec4899;
    --ai-green:       #22ffbf;
    --ai-grad-main:   linear-gradient(135deg, #00e5ff 0%, #a855f7 100%);
    --ai-grad-soft:   linear-gradient(135deg,rgba(0,229,255,.15) 0%,rgba(168,85,247,.15) 100%);
    --ai-grad-text:   linear-gradient(135deg, #4df0ff 0%, #c084fc 100%);
    --ai-glow-cyan:   0 0 40px rgba(0,229,255,.35);
    --ai-shadow-card: 0 8px 32px rgba(0,0,0,.5);
    --ai-shadow-hover:0 20px 50px rgba(0,229,255,.2), 0 12px 30px rgba(168,85,247,.2);
    --ai-text:        #e2e8f6;
    --ai-text-muted:  #8b96b8;
    --ai-text-dim:    #5f6b8d;
    --ai-white:       #ffffff;
    --ai-font-display:'Space Grotesk','Outfit',sans-serif;
    --ai-font-body:   'Inter','Outfit',system-ui,sans-serif;
    --ai-font-mono:   'JetBrains Mono','Courier New',monospace;
    --ai-ease:        cubic-bezier(.2,.8,.2,1);
}

/* ══════════════════════════════════════
   CRITICAL HORIZONTAL SCROLL FIX
   Root cause: elements wider than viewport
   ══════════════════════════════════════ */
html, body {
    overflow-x: hidden !important;
    max-width: 100% !important;
}

/* Every direct child must stay within viewport */
html { scroll-behavior: smooth; }

body {
    font-family: var(--ai-font-body);
    color: var(--ai-text);
    padding-top: 76px;
    font-weight: 400;
    line-height: 1.7;
    background:
        radial-gradient(ellipse at top left, rgba(168,85,247,.08), transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(0,229,255,.06), transparent 50%),
        var(--ai-black);
    background-attachment: fixed;
    position: relative;
    width: 100%;
}

/* Tech grid */
body::before {
    content: "";
    position: fixed; inset: 0;
    background-image:
        linear-gradient(rgba(120,150,220,.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(120,150,220,.025) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none; z-index: 0;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 80%);
}
body > * { position: relative; z-index: 1; }

*, *::before, *::after { box-sizing: border-box; }
*::selection { background: var(--ai-cyan); color: var(--ai-black); }

/* Clamp ALL images and media */
img, video, iframe, svg {
    max-width: 100%;
    height: auto;
}

/* Clamp all containers */
.container, .container-fluid,
.row, [class*="col-"] {
    min-width: 0 !important;
}

h1,h2,h3,h4,h5,h6 {
    font-family: var(--ai-font-display);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ai-white);
    word-break: break-word;
    overflow-wrap: break-word;
}

/* Sections — clamp overflow */
section {
    padding: 110px 0;
    position: relative;
    overflow: hidden; /* clips hero orbs & overflowing decorations */
    max-width: 100%;
}
@media(max-width:768px){ section{ padding: 64px 0; } }

/* ── UTILITIES ── */
.text-gradient {
    background: var(--ai-grad-text);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: transparent;
}

.section-kicker {
    display: inline-flex; align-items: center; gap: 10px;
    text-transform: uppercase; letter-spacing: 4px;
    font-size: .72rem; font-weight: 600; color: var(--ai-cyan);
    padding: 8px 18px;
    border: 1px solid rgba(0,229,255,.3); border-radius: 4px;
    background: rgba(0,229,255,.06); margin-bottom: 18px;
    font-family: var(--ai-font-mono);
    white-space: nowrap;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
}
.section-kicker::before {
    content: ""; min-width: 6px; width: 6px; height: 6px; flex-shrink: 0;
    background: var(--ai-cyan); border-radius: 50%;
    box-shadow: 0 0 10px var(--ai-cyan);
    animation: blink 2s infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.4} }

.section-title {
    font-size: clamp(1.9rem, 4vw, 3.4rem);
    font-weight: 700; line-height: 1.1; color: var(--ai-white);
    word-break: break-word;
}

/* ── NAVBAR ── */
.nav-ai {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1030;
    background: rgba(5,8,20,.78);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--ai-border);
    padding: 14px 0; transition: all .35s var(--ai-ease);
    width: 100%; /* never wider than viewport */
}
.nav-ai.scrolled {
    padding: 10px 0; background: rgba(5,8,20,.95);
    border-bottom-color: var(--ai-border-2);
    box-shadow: 0 8px 24px rgba(0,0,0,.5);
}
.nav-ai .navbar-brand {
    display: flex; align-items: center; gap: 10px; padding: 0;
    color: var(--ai-white); font-family: var(--ai-font-display);
    font-weight: 700; font-size: 1.1rem; letter-spacing: -.3px;
    text-decoration: none; min-width: 0;
}
.brand-logo {
    width: 44px; height: 44px; flex-shrink: 0;
    display: inline-flex; align-items: center; justify-content: center;
    position: relative; background: var(--ai-grad-main);
    border-radius: 12px; font-weight: 900; color: var(--ai-black);
    font-size: .88rem;
    box-shadow: 0 4px 20px rgba(0,229,255,.35);
    transition: all .4s var(--ai-ease);
}
.brand-logo::before {
    content: ""; position: absolute; inset: -2px;
    background: var(--ai-grad-main); border-radius: 14px;
    z-index: -1; filter: blur(12px); opacity: .6; transition: opacity .4s;
}
.nav-ai .navbar-brand:hover .brand-logo { transform: rotate(-8deg) scale(1.08); }
.nav-ai .navbar-brand:hover .brand-logo::before { opacity: 1; }

.brand-text { line-height: 1.15; min-width: 0; overflow: hidden; }
.brand-text small {
    display: block; font-size: .58rem; font-weight: 500;
    font-family: var(--ai-font-mono); color: var(--ai-cyan);
    letter-spacing: 3px; text-transform: uppercase; margin-top: 2px;
}

.nav-ai .navbar-toggler {
    border: 1px solid var(--ai-border-2);
    background: rgba(120,150,220,.05); color: var(--ai-cyan);
    border-radius: 8px; padding: 6px 12px; flex-shrink: 0;
}
.nav-ai .navbar-toggler:focus { box-shadow: 0 0 0 3px rgba(0,229,255,.15); }

.nav-ai .nav-link {
    color: var(--ai-text-muted) !important; font-weight: 500;
    font-size: .92rem; padding: 10px 16px !important;
    position: relative; transition: color .3s var(--ai-ease);
    white-space: nowrap;
}
.nav-ai .nav-link::before {
    content: ""; position: absolute; left: 50%; bottom: 4px;
    transform: translateX(-50%); width: 0; height: 2px;
    background: var(--ai-grad-main);
    transition: width .35s var(--ai-ease); border-radius: 2px;
    box-shadow: 0 0 8px var(--ai-cyan);
}
.nav-ai .nav-link:hover,
.nav-ai .nav-link.active { color: var(--ai-white) !important; }
.nav-ai .nav-link:hover::before,
.nav-ai .nav-link.active::before { width: 24px; }

/* ── BUTTONS ── */
.btn-ai-primary {
    background: var(--ai-grad-main); color: var(--ai-black); border: none;
    padding: 12px 28px; border-radius: 8px; font-weight: 600;
    font-size: .92rem; letter-spacing: .3px;
    transition: all .35s var(--ai-ease);
    display: inline-flex; align-items: center; gap: 8px;
    position: relative; overflow: hidden;
    box-shadow: 0 6px 20px rgba(0,229,255,.3);
    text-decoration: none; cursor: pointer; white-space: nowrap;
}
.btn-ai-primary::before {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(135deg, var(--ai-purple), var(--ai-cyan));
    opacity: 0; transition: opacity .35s; z-index: 0;
}
.btn-ai-primary > * { position: relative; z-index: 1; }
.btn-ai-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(0,229,255,.45), 0 0 20px rgba(168,85,247,.4);
    color: var(--ai-black);
}
.btn-ai-primary:hover::before { opacity: 1; }

.btn-ai-outline {
    background: transparent; color: var(--ai-cyan);
    border: 1.5px solid var(--ai-cyan); padding: 12px 28px;
    border-radius: 8px; font-weight: 600; font-size: .92rem;
    transition: all .3s var(--ai-ease);
    display: inline-flex; align-items: center; gap: 8px;
    position: relative; overflow: hidden; text-decoration: none;
    white-space: nowrap;
}
.btn-ai-outline::before {
    content: ""; position: absolute; inset: 0;
    background: var(--ai-cyan); transform: scaleX(0);
    transform-origin: left; transition: transform .35s var(--ai-ease); z-index: 0;
}
.btn-ai-outline > * { position: relative; z-index: 1; }
.btn-ai-outline:hover { color: var(--ai-black); box-shadow: var(--ai-glow-cyan); }
.btn-ai-outline:hover::before { transform: scaleX(1); }

.btn-ai-ghost {
    background: rgba(120,150,220,.06); color: var(--ai-text);
    border: 1px solid var(--ai-border-2); padding: 12px 24px;
    border-radius: 8px; font-weight: 500; transition: all .3s;
    display: inline-flex; align-items: center; gap: 8px;
    text-decoration: none;
}
.btn-ai-ghost:hover { background: rgba(0,229,255,.1); border-color: var(--ai-cyan); color: var(--ai-cyan); }

.btn-lg { padding: 15px 34px; font-size: 1rem; }

/* ── HERO CAROUSEL ── */
.hero-ai {
    position: relative;
    overflow: hidden; /* clip orbs / decorations */
    max-width: 100%;
}
.hero-ai .carousel-item {
    min-height: 100vh; position: relative; overflow: hidden;
}
.hero-slide {
    position: absolute; inset: 0; display: flex; align-items: center;
    overflow: hidden;
}
.hero-slide::before {
    content: ""; position: absolute; inset: 0;
    background-size: cover; background-position: center;
    z-index: 0; transform: scale(1.1);
    transition: transform 9s ease;
    filter: brightness(.55) saturate(.8);
}
.carousel-item.active .hero-slide::before { transform: scale(1); }
.hero-slide::after {
    content: ""; position: absolute; inset: 0; z-index: 1;
    background: linear-gradient(120deg,
        rgba(5,8,20,.92) 0%, rgba(14,21,48,.85) 40%,
        rgba(26,19,84,.7) 75%, rgba(61,30,95,.5) 100%);
}

.slide-1::before { background-image: url("https://images.unsplash.com/photo-1677442136019-21780ecad995?w=1920&auto=format&fit=crop&q=85"); }
.slide-2::before { background-image: url("https://images.unsplash.com/photo-1550751827-4bd374c3f58b?w=1920&auto=format&fit=crop&q=85"); }
.slide-3::before { background-image: url("https://images.unsplash.com/photo-1500382017468-9049fed747ef?w=1920&auto=format&fit=crop&q=85"); }
.slide-4::before { background-image: url("https://images.unsplash.com/photo-1518770660439-4636190af475?w=1920&auto=format&fit=crop&q=85"); }
.slide-5::before { background-image: url("https://images.unsplash.com/photo-1581091226825-a6a2a5aee158?w=1920&auto=format&fit=crop&q=85"); }

.hero-content {
    position: relative; z-index: 3;
    max-width: 880px; color: var(--ai-white);
    width: 100%;
}
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 8px 16px; background: rgba(0,229,255,.08);
    border: 1px solid rgba(0,229,255,.3); border-radius: 999px;
    font-size: .75rem; font-weight: 500; letter-spacing: 1.5px;
    text-transform: uppercase; font-family: var(--ai-font-mono);
    color: var(--ai-cyan); margin-bottom: 22px;
    backdrop-filter: blur(10px);
    max-width: 100%;
    flex-wrap: wrap;
}
.pulse {
    width: 8px; height: 8px; flex-shrink: 0;
    background: var(--ai-cyan); border-radius: 50%;
    box-shadow: 0 0 12px var(--ai-cyan); animation: pulse 1.8s infinite;
}
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.4;transform:scale(1.5)} }

.hero-title {
    font-size: clamp(2rem, 6vw, 5.6rem);
    font-weight: 700; line-height: 1.05;
    letter-spacing: -0.03em; margin-bottom: 24px; color: var(--ai-white);
    word-break: break-word;
}
.hero-title .grad {
    background: var(--ai-grad-text);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: transparent; font-style: italic;
}
.hero-desc {
    font-size: clamp(.9rem, 1.2vw, 1.15rem);
    color: rgba(226,232,246,.85); max-width: 620px;
    margin-bottom: 32px; line-height: 1.7;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Hero animation */
.carousel-item.active .hero-badge  { animation: slideUpFade .8s .2s both; }
.carousel-item.active .hero-title  { animation: slideUpFade .9s .35s both; }
.carousel-item.active .hero-desc   { animation: slideUpFade .9s .5s both; }
.carousel-item.active .hero-actions{ animation: slideUpFade .9s .65s both; }
@keyframes slideUpFade {
    from{ opacity:0; transform:translateY(40px); }
    to  { opacity:1; transform:translateY(0); }
}

/* Carousel controls */
.carousel-control-prev, .carousel-control-next {
    width: 50px; height: 50px;
    background: rgba(0,229,255,.1); backdrop-filter: blur(10px);
    border: 1px solid rgba(0,229,255,.3); border-radius: 50%;
    top: 50%; transform: translateY(-50%);
    opacity: 1; transition: all .3s; color: var(--ai-cyan); z-index: 4;
}
.carousel-control-prev { left: 28px; }
.carousel-control-next { right: 28px; }
.carousel-control-prev:hover, .carousel-control-next:hover {
    background: var(--ai-cyan); color: var(--ai-black);
    transform: translateY(-50%) scale(1.1); box-shadow: var(--ai-glow-cyan);
}

.carousel-indicators {
    bottom: 34px; gap: 10px; margin: 0; padding: 0;
    justify-content: center; z-index: 4;
}
.carousel-indicators [data-bs-target] {
    width: 28px; height: 3px;
    background: rgba(255,255,255,.25); border: none;
    border-radius: 3px; opacity: 1; transition: all .4s var(--ai-ease);
}
.carousel-indicators .active {
    background: var(--ai-grad-main); width: 52px;
    box-shadow: 0 0 10px var(--ai-cyan);
}

/* Hero orbs — absolutely contained */
.hero-orbs {
    position: absolute; inset: 0;
    pointer-events: none; z-index: 2;
    overflow: hidden; /* MUST clip orbs */
}
.hero-orbs span {
    position: absolute; border-radius: 50%;
    filter: blur(60px); animation: orbFloat 14s ease-in-out infinite;
    /* Keep orbs inside the viewport area */
    max-width: 300px; max-height: 300px;
}
.hero-orbs span:nth-child(1) { top:10%; right:5%; width:260px; height:260px; background:rgba(0,229,255,.22); animation-delay:0s; }
.hero-orbs span:nth-child(2) { bottom:10%; left:5%; width:220px; height:220px; background:rgba(168,85,247,.22); animation-delay:3s; }
.hero-orbs span:nth-child(3) { top:50%; right:15%; width:170px; height:170px; background:rgba(236,72,153,.18); animation-delay:6s; }
@keyframes orbFloat { 0%,100%{transform:translate(0,0) scale(1)} 50%{transform:translate(-20px,-30px) scale(1.1)} }

/* ── STATS STRIP ── */
.stats-strip {
    padding: 60px 0;
    background: linear-gradient(180deg, var(--ai-deep), var(--ai-black));
    border-top: 1px solid var(--ai-border);
    border-bottom: 1px solid var(--ai-border);
    overflow: hidden; /* prevent overflow */
}
/* Fix: gutter-0 so no negative margin causes overflow */
.stats-strip .row {
    --bs-gutter-x: 0;
    --bs-gutter-y: 0;
    margin: 0;
}
.stat-ai { text-align: center; padding: 18px 6px; }
.stat-ai .num {
    display: block; font-family: var(--ai-font-display);
    font-size: clamp(1.8rem, 5vw, 3.6rem);
    font-weight: 700; line-height: 1;
    background: var(--ai-grad-text);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: transparent;
    margin-bottom: 10px;
}
.stat-ai .label {
    font-size: .7rem; letter-spacing: 2.5px;
    text-transform: uppercase; color: var(--ai-text-muted);
    font-family: var(--ai-font-mono);
}

/* ── SERVICE CARDS ── */
.service-ai {
    background: linear-gradient(145deg, var(--ai-card) 0%, var(--ai-navy) 100%);
    border: 1px solid var(--ai-border); border-radius: 16px;
    padding: 32px 28px; height: 100%;
    position: relative; overflow: hidden;
    transition: all .45s var(--ai-ease);
}
.service-ai::before {
    content: ""; position: absolute; inset: 0; border-radius: 16px; padding: 1px;
    background: linear-gradient(135deg, transparent 30%, var(--ai-cyan) 50%, var(--ai-purple) 70%, transparent 80%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor; mask-composite: exclude;
    opacity: 0; transition: opacity .45s; pointer-events: none;
}
.service-ai:hover { transform: translateY(-7px); border-color: transparent; box-shadow: var(--ai-shadow-hover); }
.service-ai:hover::before { opacity: 1; }

.service-ai .idx {
    position: absolute; top: 18px; right: 20px;
    font-family: var(--ai-font-mono); font-size: .68rem;
    color: var(--ai-text-dim); letter-spacing: 2px;
}
.service-ai .icon-box {
    width: 66px; height: 66px; border-radius: 14px;
    background: linear-gradient(135deg, rgba(0,229,255,.15), rgba(168,85,247,.15));
    border: 1px solid rgba(0,229,255,.3);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 1.6rem; margin-bottom: 20px; color: var(--ai-cyan);
    position: relative; transition: all .45s var(--ai-ease);
}
.service-ai:hover .icon-box { transform: rotate(-6deg) scale(1.08); background: var(--ai-grad-main); border-color: transparent; color: var(--ai-black); }
.service-ai h3 { font-size: 1.2rem; color: var(--ai-white); margin-bottom: 10px; font-weight: 700; }
.service-ai .meta { font-family: var(--ai-font-mono); font-size: .7rem; color: var(--ai-cyan); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 14px; display: block; }
.service-ai p { color: var(--ai-text-muted); font-size: .93rem; line-height: 1.7; margin-bottom: 18px; }
.service-ai .tech-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 18px; }
.service-ai .tech-tags span {
    font-family: var(--ai-font-mono); font-size: .7rem; padding: 4px 9px;
    background: rgba(120,150,220,.08); border: 1px solid var(--ai-border-2);
    border-radius: 4px; color: var(--ai-text-muted); transition: all .3s;
}
.service-ai:hover .tech-tags span { background: rgba(0,229,255,.1); border-color: rgba(0,229,255,.3); color: var(--ai-cyan); }
.service-link {
    display: inline-flex; align-items: center; gap: 8px;
    color: var(--ai-cyan); text-decoration: none;
    font-family: var(--ai-font-mono); font-size: .8rem;
    text-transform: uppercase; letter-spacing: 2px; font-weight: 500; transition: gap .3s;
}
.service-ai:hover .service-link { gap: 13px; }

/* ── ABOUT VISUAL ── */
.about-visual {
    position: relative; border-radius: 16px; overflow: hidden;
    box-shadow: var(--ai-shadow-card); max-width: 100%;
}
.about-visual img { width: 100%; display: block; filter: brightness(.9) saturate(1.1); transition: transform .8s var(--ai-ease); }
.about-visual:hover img { transform: scale(1.05); }
.about-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(135deg, transparent 60%, rgba(0,229,255,.15)); pointer-events: none; }
.about-badge-ai {
    position: absolute; bottom: 16px; left: 14px; right: 14px;
    background: rgba(5,8,20,.85); backdrop-filter: blur(20px);
    padding: 14px 18px; border-radius: 12px;
    border: 1px solid rgba(0,229,255,.3);
    display: flex; align-items: center; gap: 12px;
}
.about-badge-ai .num {
    font-family: var(--ai-font-display); font-size: 2rem; font-weight: 800;
    background: var(--ai-grad-text); -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; line-height: 1; white-space: nowrap;
}
.about-badge-ai .lbl { font-size: .72rem; color: var(--ai-text-muted); font-family: var(--ai-font-mono); text-transform: uppercase; letter-spacing: 1.5px; line-height: 1.35; }

.feat-list { list-style: none; padding: 0; margin: 24px 0 0; }
.feat-list li { display: flex; align-items: flex-start; gap: 12px; padding: 8px 0; font-weight: 500; color: var(--ai-text); }
.feat-list li i {
    flex-shrink: 0; width: 22px; height: 22px;
    display: inline-flex; align-items: center; justify-content: center;
    background: rgba(0,229,255,.12); color: var(--ai-cyan); border-radius: 50%;
    font-size: .68rem; margin-top: 3px; border: 1px solid rgba(0,229,255,.28);
}

/* ── PROCESS ── */
.process-ai {
    position: relative;
    background: linear-gradient(145deg, var(--ai-card), var(--ai-navy));
    border: 1px solid var(--ai-border); border-radius: 14px;
    padding: 30px 24px; height: 100%;
    transition: all .4s var(--ai-ease); overflow: hidden;
}
.process-ai::before {
    content: ""; position: absolute; top: 0; left: 0;
    height: 3px; width: 0; background: var(--ai-grad-main);
    transition: width .45s var(--ai-ease); box-shadow: 0 0 10px var(--ai-cyan);
}
.process-ai:hover { transform: translateY(-6px); border-color: rgba(0,229,255,.3); }
.process-ai:hover::before { width: 100%; }
.process-ai .step-num {
    font-family: var(--ai-font-display); font-size: 2.8rem; font-weight: 800;
    background: var(--ai-grad-text); -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; line-height: 1; opacity: .3; margin-bottom: 14px; transition: opacity .4s;
}
.process-ai:hover .step-num { opacity: 1; }
.process-ai h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.process-ai p { color: var(--ai-text-muted); font-size: .9rem; line-height: 1.65; margin: 0; }

/* ── TECH PILLS ── */
.tech-stack { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.tech-pill {
    padding: 9px 18px;
    background: rgba(120,150,220,.06); border: 1px solid var(--ai-border-2);
    border-radius: 999px; font-family: var(--ai-font-mono); font-size: .82rem;
    color: var(--ai-text); transition: all .3s;
    display: inline-flex; align-items: center; gap: 7px;
}
.tech-pill i { color: var(--ai-cyan); }
.tech-pill:hover { background: rgba(0,229,255,.08); border-color: rgba(0,229,255,.4); color: var(--ai-cyan); transform: translateY(-2px); }

/* ── PAGE BANNER (inner pages) ── */
.page-banner-ai {
    position: relative; padding: 110px 0 80px;
    background: linear-gradient(135deg, var(--ai-deep) 0%, var(--ai-navy) 50%, #1a1354 100%);
    overflow: hidden; border-bottom: 1px solid var(--ai-border-2);
}
.page-banner-ai::before {
    content: ""; position: absolute; inset: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(0,229,255,.15), transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(168,85,247,.15), transparent 50%);
}
.page-banner-ai::after {
    content: ""; position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(120,150,220,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(120,150,220,.04) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: linear-gradient(180deg, black 0%, transparent 85%);
    -webkit-mask-image: linear-gradient(180deg, black 0%, transparent 85%);
}
.page-banner-ai .container { position: relative; z-index: 2; }
.page-banner-ai h1 { font-size: clamp(1.8rem, 5vw, 3.8rem); margin-bottom: 16px; font-weight: 700; word-break: break-word; }
.page-banner-ai .lead { font-size: 1rem; color: rgba(226,232,246,.8); }

.breadcrumb-ai { background: transparent; padding: 0; margin: 18px 0 0; justify-content: center; font-family: var(--ai-font-mono); font-size: .8rem; }
.breadcrumb-ai .breadcrumb-item a { color: var(--ai-text-muted); text-decoration: none; transition: color .3s; }
.breadcrumb-ai .breadcrumb-item a:hover { color: var(--ai-cyan); }
.breadcrumb-ai .breadcrumb-item.active { color: var(--ai-cyan); }
.breadcrumb-ai .breadcrumb-item + .breadcrumb-item::before { content: "/"; color: var(--ai-text-dim); margin: 0 8px; }

/* ── CTA ── */
.cta-ai {
    position: relative; padding: 80px 44px;
    background: linear-gradient(135deg, var(--ai-navy) 0%, #1a1354 50%, var(--ai-navy-2) 100%);
    border-radius: 20px; text-align: center; overflow: hidden;
    border: 1px solid var(--ai-border-2);
}
.cta-ai::before {
    content: ""; position: absolute; inset: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(0,229,255,.18), transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(168,85,247,.18), transparent 50%);
}
.cta-ai > * { position: relative; z-index: 1; }
.cta-ai h2 { font-size: clamp(1.6rem, 3.5vw, 2.8rem); color: var(--ai-white); margin-bottom: 16px; font-weight: 700; }
.cta-ai p { color: rgba(226,232,246,.8); font-size: 1rem; max-width: 600px; margin: 0 auto 28px; }

/* ── CONTACT FORM ── */
.contact-form-ai {
    background: linear-gradient(145deg, var(--ai-card), var(--ai-navy));
    border: 1px solid var(--ai-border); padding: 40px;
    border-radius: 16px; box-shadow: var(--ai-shadow-card);
}
.contact-form-ai label { font-size: .76rem; color: var(--ai-text-muted); letter-spacing: 1.5px; text-transform: uppercase; font-weight: 500; margin-bottom: 7px; font-family: var(--ai-font-mono); display: block; }
.contact-form-ai .form-control,
.contact-form-ai .form-select {
    background: rgba(120,150,220,.05); border: 1px solid var(--ai-border-2);
    color: var(--ai-white); padding: 11px 15px; border-radius: 8px;
    font-size: .93rem; transition: all .25s; width: 100%;
}
.contact-form-ai .form-control::placeholder { color: var(--ai-text-dim); }
.contact-form-ai .form-control:focus,
.contact-form-ai .form-select:focus { background: rgba(0,229,255,.04); border-color: var(--ai-cyan); box-shadow: 0 0 0 3px rgba(0,229,255,.12); color: var(--ai-white); }
.contact-form-ai .form-select option { background: var(--ai-navy); color: var(--ai-white); }

.info-card-ai {
    background: rgba(120,150,220,.04); border: 1px solid var(--ai-border);
    border-radius: 14px; padding: 26px; height: 100%; transition: all .35s;
}
.info-card-ai:hover { border-color: rgba(0,229,255,.3); background: rgba(0,229,255,.04); transform: translateY(-4px); }
.info-card-ai .ic {
    width: 52px; height: 52px; border-radius: 12px;
    background: rgba(0,229,255,.1); color: var(--ai-cyan);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 1.25rem; margin-bottom: 16px; border: 1px solid rgba(0,229,255,.25);
}
.info-card-ai h5 { color: var(--ai-white); font-size: 1rem; margin-bottom: 8px; font-weight: 700; }
.info-card-ai p, .info-card-ai a { color: var(--ai-text-muted); font-size: .9rem; margin: 2px 0; text-decoration: none; transition: color .3s; display: block; }
.info-card-ai a:hover { color: var(--ai-cyan); }

/* ── DETAIL CARDS ── */
.detail-card {
    background: linear-gradient(145deg, var(--ai-card), var(--ai-navy));
    border: 1px solid var(--ai-border); border-radius: 14px;
    padding: 28px; height: 100%; transition: all .4s;
}
.detail-card:hover { border-color: rgba(0,229,255,.3); transform: translateY(-4px); }
.detail-card h4 { color: var(--ai-white); font-size: 1rem; margin-bottom: 8px; }
.detail-card p { color: var(--ai-text-muted); font-size: .88rem; line-height: 1.7; margin: 0; }
.detail-card ul { list-style: none; padding: 0; margin: 12px 0 0; }
.detail-card ul li { padding: 4px 0 4px 20px; position: relative; color: var(--ai-text-muted); font-size: .88rem; }
.detail-card ul li::before { content: "▹"; position: absolute; left: 0; color: var(--ai-cyan); }
.detail-card .icon-box {
    width: 46px; height: 46px; border-radius: 10px;
    background: linear-gradient(135deg, rgba(0,229,255,.15), rgba(168,85,247,.15));
    border: 1px solid rgba(0,229,255,.25);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 1.1rem; margin-bottom: 14px; color: var(--ai-cyan);
}

/* ── FAQ ── */
.accordion-ai .accordion-item { background: rgba(120,150,220,.04) !important; border: 1px solid var(--ai-border) !important; border-radius: 10px !important; margin-bottom: 10px; overflow: hidden; }
.accordion-ai .accordion-button { background: transparent !important; color: var(--ai-white) !important; font-weight: 600; font-size: .95rem; padding: 18px 22px; box-shadow: none !important; }
.accordion-ai .accordion-button::after { filter: invert(1) brightness(.9); opacity: .7; }
.accordion-ai .accordion-button:not(.collapsed) { background: rgba(0,229,255,.06) !important; color: var(--ai-cyan) !important; border-bottom: 1px solid var(--ai-border); }
.accordion-ai .accordion-button:not(.collapsed)::after { filter: none; opacity: 1; }
.accordion-ai .accordion-body { color: var(--ai-text-muted); padding: 16px 22px 20px; line-height: 1.7; }

/* ── FOOTER ── */
.footer-ai {
    background: var(--ai-black); color: var(--ai-text-muted);
    padding: 76px 0 0; border-top: 1px solid var(--ai-border-2);
    position: relative; overflow: hidden;
}
.footer-ai::before {
    content: ""; position: absolute; inset: 0;
    background:
        radial-gradient(circle at 15% 30%, rgba(0,229,255,.06), transparent 45%),
        radial-gradient(circle at 85% 80%, rgba(168,85,247,.06), transparent 45%);
    pointer-events: none;
}
.footer-ai > * { position: relative; z-index: 1; }
.footer-ai h5 { color: var(--ai-white); font-size: .8rem; text-transform: uppercase; letter-spacing: 2.5px; margin-bottom: 20px; font-weight: 600; font-family: var(--ai-font-mono); position: relative; padding-bottom: 11px; }
.footer-ai h5::after { content: ""; position: absolute; left: 0; bottom: 0; width: 26px; height: 2px; background: var(--ai-grad-main); }
.footer-ai a { color: var(--ai-text-muted); text-decoration: none; display: block; padding: 4px 0; transition: all .25s; font-size: .9rem; }
.footer-ai a:hover { color: var(--ai-cyan); transform: translateX(4px); }
.footer-ai .brand { font-family: var(--ai-font-display); color: var(--ai-white); font-weight: 700; font-size: 1.15rem; display: flex; align-items: center; gap: 11px; margin-bottom: 16px; }
.footer-ai .social { display: flex; gap: 9px; margin-top: 22px; flex-wrap: wrap; }
.footer-ai .social a {
    width: 40px; height: 40px; border-radius: 50%;
    background: rgba(120,150,220,.06); border: 1px solid var(--ai-border-2);
    display: inline-flex !important; align-items: center; justify-content: center;
    color: var(--ai-text); padding: 0 !important; transition: all .35s;
}
.footer-ai .social a:hover { background: var(--ai-grad-main); color: var(--ai-black); border-color: transparent; transform: translateY(-3px) !important; box-shadow: var(--ai-glow-cyan); }
.footer-bottom-ai { border-top: 1px solid var(--ai-border); margin-top: 56px; padding: 20px 0; text-align: center; font-size: .8rem; color: var(--ai-text-dim); font-family: var(--ai-font-mono); }
.footer-bottom-ai i { color: var(--ai-cyan); }

/* ══════════════════════════════════════
   SCROLL TOP BUTTON
   ══════════════════════════════════════ */
.scroll-top-ai {
    position: fixed;
    bottom: 100px; /* above FAB group */
    right: 22px;
    width: 44px; height: 44px; border-radius: 50%;
    background: var(--ai-grad-main); color: var(--ai-black); border: none;
    z-index: 997; opacity: 0; visibility: hidden;
    transform: translateY(16px);
    transition: all .4s var(--ai-ease);
    box-shadow: 0 5px 18px rgba(0,229,255,.4);
    display: flex; align-items: center; justify-content: center;
    font-size: .9rem; cursor: pointer;
}
.scroll-top-ai.show { opacity: 1; visibility: visible; transform: translateY(0); }
.scroll-top-ai:hover { transform: translateY(-4px); box-shadow: 0 10px 28px rgba(0,229,255,.5); }

/* ══════════════════════════════════════
   FLOATING ACTION BUTTONS
   WhatsApp (green) + Call (cyan)
   Fixed bottom-right, stacked vertically
   ══════════════════════════════════════ */
.fab-group {
    position: fixed;
    bottom: 24px;
    right: 20px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 12px;
    z-index: 999;
    /* MUST NOT affect layout — purely visual overlay */
    pointer-events: none; /* container transparent to clicks */
}

.fab-btn {
    pointer-events: all; /* individual buttons clickable */
    width: 54px;
    height: 54px;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    cursor: pointer;
    transition: all .35s var(--ai-ease);
    box-shadow: 0 5px 20px rgba(0,0,0,.4);
    text-decoration: none;
    position: relative;
    flex-shrink: 0;
}

/* Tooltip label — only visible on hover */
.fab-btn .fab-label {
    position: absolute;
    right: 62px;
    top: 50%;
    transform: translateY(-50%) translateX(6px);
    background: rgba(5,8,20,.95);
    backdrop-filter: blur(10px);
    color: var(--ai-white);
    font-size: .76rem;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 8px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s, transform .2s;
    border: 1px solid var(--ai-border-2);
    font-family: var(--ai-font-mono);
    letter-spacing: .5px;
}
.fab-btn:hover .fab-label {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}

/* WhatsApp button */
.fab-whatsapp {
    background: #25D366;
    color: #fff;
}
.fab-whatsapp:hover {
    transform: scale(1.12);
    background: #20bd5a;
    box-shadow: 0 8px 26px rgba(37,211,102,.5);
    color: #fff;
}

/* Pulse ring on WhatsApp */
.fab-whatsapp::after {
    content: "";
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid rgba(37,211,102,.55);
    animation: fabRing 2.2s ease-out infinite;
    pointer-events: none;
}
@keyframes fabRing {
    0%  { transform: scale(1); opacity: .8; }
    100%{ transform: scale(1.6); opacity: 0; }
}

/* Call button */
.fab-call {
    background: linear-gradient(135deg, #00e5ff, #a855f7);
    color: var(--ai-black);
}
.fab-call:hover {
    transform: scale(1.12);
    box-shadow: 0 8px 26px rgba(0,229,255,.5);
    color: var(--ai-black);
}

/* Phone ring on call button */
.fab-call .fa-phone {
    animation: phoneRing 2s ease-in-out infinite;
}
@keyframes phoneRing {
    0%,100%{ transform: rotate(0deg); }
    10%     { transform: rotate(-15deg); }
    20%     { transform: rotate(15deg); }
    30%     { transform: rotate(-10deg); }
    40%     { transform: rotate(10deg); }
    50%     { transform: rotate(0deg); }
}

/* ══════════════════════════════════════
   RESPONSIVE BREAKPOINTS
   ══════════════════════════════════════ */
@media (max-width: 991.98px) {
    .nav-ai .navbar-collapse {
        background: rgba(5,8,20,.98);
        backdrop-filter: blur(20px);
        margin-top: 14px; padding: 18px;
        border-radius: 12px; border: 1px solid var(--ai-border);
    }
    .nav-ai .nav-link { padding: 11px 13px !important; border-bottom: 1px solid var(--ai-border); }
    .nav-ai .nav-link::before { display: none; }
    .nav-ai .nav-link:hover,
    .nav-ai .nav-link.active { color: var(--ai-cyan) !important; background: rgba(0,229,255,.06); border-radius: 6px; }
    .nav-ai .btn-ai-primary { width: 100%; justify-content: center; margin-top: 8px; }

    .hero-ai .carousel-item { min-height: 90vh; padding: 100px 0 80px; }
    .carousel-control-prev, .carousel-control-next { display: none; }
    .hero-title { font-size: clamp(1.8rem, 7vw, 2.8rem); }

    .cta-ai { padding: 54px 22px; }
    .contact-form-ai { padding: 26px 20px; }
}

@media (max-width: 576px) {
    body { padding-top: 66px; }

    /* Navbar */
    .brand-text small { display: none; }
    .nav-ai .navbar-brand { font-size: .95rem; }
    .brand-logo { width: 38px; height: 38px; font-size: .76rem; }

    /* Hero */
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .carousel-indicators { bottom: 18px; }
    .carousel-indicators [data-bs-target] { width: 22px; }
    .carousel-indicators .active { width: 40px; }

    /* Stats strip — no gutter, all 4 visible in 2×2 */
    .stats-strip { padding: 44px 0; }
    .stat-ai .num { font-size: 1.75rem; }
    .stat-ai .label { font-size: .62rem; letter-spacing: 1.5px; }
    .stat-ai { padding: 12px 4px; }

    /* Page banner */
    .page-banner-ai { padding: 86px 0 54px; }

    /* CTA */
    .cta-ai { padding: 40px 16px; }

    /* Contact form */
    .contact-form-ai { padding: 20px 14px; }

    /* FAB — smaller on mobile, no label */
    .fab-btn { width: 50px; height: 50px; font-size: 1.2rem; }
    .fab-group { bottom: 18px; right: 14px; gap: 10px; }
    .fab-btn .fab-label { display: none; }

    /* Scroll top stays above FABs */
    .scroll-top-ai { bottom: 94px; right: 14px; width: 40px; height: 40px; font-size: .82rem; }

    /* Section kicker — prevent overflow on tiny screens */
    .section-kicker { letter-spacing: 2px; font-size: .65rem; padding: 6px 12px; }
}

/* Extra-small screens */
@media (max-width: 360px) {
    .stat-ai .num { font-size: 1.5rem; }
    .hero-title { font-size: 1.7rem; }
}