/**
 * KMS — AI-powered Knowledge Management System styles.
 *
 * Design system: dark futuristic police-intelligence aesthetic.
 * Colour palette: #0B1426 / #121E36 / #1E2F4F / accent #00C2FF
 *
 * @package    local_kms
 * @copyright  2026 TGPA
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

/* ═══════════════════════════════════════════════════════════
   1. GLOBAL THEME & CSS VARIABLES
   ═══════════════════════════════════════════════════════════ */
:root {
    --kms-bg-primary:    #0B1426;
    --kms-bg-secondary:  #121E36;
    --kms-bg-card:       #1E2F4F;
    --kms-accent:        #00C2FF;
    --kms-accent-soft:   rgba(0, 194, 255, 0.10);
    --kms-accent-glow:   rgba(0, 194, 255, 0.25);
    --kms-text-bright:   #E6F1FF;
    --kms-text-dim:      #8BA3C7;
    --kms-border:        rgba(255, 255, 255, 0.08);
    --kms-border-accent: rgba(0, 194, 255, 0.20);
    --kms-glass:         rgba(11, 20, 38, 0.80);
    --kms-glass-light:   rgba(18, 30, 54, 0.60);
    --kms-shadow:        0 20px 60px rgba(0, 0, 0, 0.50);
    --kms-shadow-accent: 0 0 40px rgba(0, 194, 255, 0.15);
    --kms-radius:        16px;
    --kms-radius-sm:     10px;
    --kms-radius-lg:     24px;
    --kms-transition:    0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Moodle Full-Width Overrides ────────────────────────── */
body.local-kms-full,
body.local-kms-full #page,
body.local-kms-full #page-wrapper {
    margin: 0 !important;
    padding: 0 !important;
    background-color: var(--kms-bg-primary) !important;
}

body.local-kms-full #page-content,
body.local-kms-full .container-fluid,
body.local-kms-full .header-maxwidth,
body.local-kms-full #region-main,
body.local-kms-full .card,
body.local-kms-full #region-main-box,
body.local-kms-full [role="main"],
body.local-kms-full .course-content,
body.local-kms-full #maincontent,
body.local-kms-full .pagelayout-incourse #page.drawers .main-inner,
body.local-kms-full #page.drawers .main-inner {
    max-width: none !important;
    width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
    background-color: var(--kms-bg-primary) !important;
    border: none !important;
    box-shadow: none !important;
    color: var(--kms-text-bright) !important;
}

body.local-kms-full #region-main {
    padding: 0 !important;
    border: none !important;
}

body.local-kms-full .card-body {
    padding: 0 !important;
}

/* Kill Moodle footer white space */
body.local-kms-full #page-footer,
body.local-kms-full .footer-content-debugging,
body.local-kms-full footer {
    background-color: var(--kms-bg-primary) !important;
    color: var(--kms-text-dim) !important;
    border-top: 1px solid var(--kms-border) !important;
}

/* On chat page, hide ALL Moodle chrome so fullscreen chat has no gaps */
body.local-kms-chatpage #page-footer,
body.local-kms-chatpage .footer-content-debugging,
body.local-kms-chatpage footer,
body.local-kms-chatpage .navbar,
body.local-kms-chatpage #page-header,
body.local-kms-chatpage nav.navbar {
    display: none !important;
}
body.local-kms-chatpage {
    overflow: hidden !important;
}

body.local-kms-full .bg-white,
body.local-kms-full .bg-light {
    background-color: var(--kms-bg-primary) !important;
}

/* Kill any Moodle drawer/sidebar white gaps */
body.local-kms-full .drawer-toggler,
body.local-kms-full #theme_boost-drawers-courseindex,
body.local-kms-full #theme_boost-drawers-blocks {
    display: none !important;
}

body.local-kms-full .columns-layout {
    margin: 0 !important;
    padding: 0 !important;
}

body#page-local-kms-index,
body#page-local-kms-chat {
    background-color: var(--kms-bg-primary) !important;
    margin: 0;
    padding: 0;
}

/* Hide Moodle page headings on KMS pages */
body.local-kms-full .page-header,
body.local-kms-full #page-header,
body.local-kms-full .page-header h1,
body.local-kms-full #page-header h1,
body.local-kms-full .page-context-header,
body.local-kms-full [role="main"] h2:first-child {
    display: none !important;
    height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    visibility: hidden !important;
    position: absolute !important;
    pointer-events: none !important;
}

/* Dark navbar for KMS pages */
body.local-kms-full .navbar,
body.local-kms-full .navbar.bg-white {
    background-color: var(--kms-bg-primary) !important;
    border-bottom: 1px solid var(--kms-border) !important;
}

body.local-kms-full .navbar .nav-link,
body.local-kms-full .navbar .navbar-brand {
    color: var(--kms-text-bright) !important;
}

body.local-kms-full .navbar .nav-link:hover {
    color: var(--kms-accent) !important;
}

/* ═══════════════════════════════════════════════════════════
   2. HERO SECTION
   ═══════════════════════════════════════════════════════════ */
.kms-hero {
    position: relative;
    overflow: hidden;
    padding: 80px 48px 80px;
    min-height: 85vh;
    display: flex;
    align-items: center;
    background: linear-gradient(160deg, #0B1426 0%, #121E36 40%, #0B1426 100%);
}

/* Background orbs */
.kms-hero-bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    z-index: 0;
}

.kms-hero-bg-orb--1 {
    width: 600px;
    height: 600px;
    top: -200px;
    right: -100px;
    background: radial-gradient(circle, rgba(0, 194, 255, 0.12) 0%, transparent 70%);
    animation: kms-orb-float 12s ease-in-out infinite alternate;
}

.kms-hero-bg-orb--2 {
    width: 400px;
    height: 400px;
    bottom: -150px;
    left: -100px;
    background: radial-gradient(circle, rgba(0, 100, 200, 0.10) 0%, transparent 70%);
    animation: kms-orb-float 15s ease-in-out infinite alternate-reverse;
}

/* Subtle grid overlay */
.kms-hero-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}

.kms-hero-inner {
    position: relative;
    z-index: 1;
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 60px;
}

/* Left: Text content */
.kms-hero-left {
    flex: 1;
    min-width: 0;
}

.kms-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--kms-accent-soft);
    border: 1px solid var(--kms-border-accent);
    border-radius: 30px;
    padding: 6px 18px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--kms-accent);
    margin-bottom: 24px;
    backdrop-filter: blur(8px);
    animation: kms-fade-in-up 0.8s ease backwards;
}

.kms-hero-badge-dot {
    width: 6px;
    height: 6px;
    background: var(--kms-accent);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--kms-accent);
    animation: kms-dot-blink 2s ease-in-out infinite;
}

.kms-hero-title {
    font-size: clamp(2.4rem, 4.5vw, 4rem);
    font-weight: 800;
    color: var(--kms-text-bright);
    line-height: 1.08;
    letter-spacing: -1.5px;
    margin: 0 0 20px 0;
    animation: kms-fade-in-up 0.8s ease 0.1s backwards;
}

.kms-hero-subtitle {
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--kms-accent);
    font-weight: 500;
    margin: 0 0 16px 0;
    animation: kms-fade-in-up 0.8s ease 0.2s backwards;
}

.kms-hero-desc {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--kms-text-dim);
    margin: 0 0 32px 0;
    max-width: 540px;
    animation: kms-fade-in-up 0.8s ease 0.3s backwards;
}

/* CTA Button */
.kms-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--kms-accent), #0088CC);
    color: #fff !important;
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    border-radius: 12px;
    text-decoration: none !important;
    border: none;
    cursor: pointer;
    transition: all var(--kms-transition);
    box-shadow: 0 4px 20px rgba(0, 194, 255, 0.30);
    animation: kms-fade-in-up 0.8s ease 0.4s backwards;
}

.kms-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 194, 255, 0.45);
    color: #fff !important;
    text-decoration: none !important;
}

.kms-cta-btn svg {
    stroke: #fff;
}

/* Right: Avatar */
.kms-hero-right {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: kms-fade-in-up 1s ease 0.4s backwards;
}

/* ═══════════════════════════════════════════════════════════
   3. HERO VIDEO
   ═══════════════════════════════════════════════════════════ */
.kms-hero-video-wrap {
    position: relative;
    width: 320px;
    max-width: 100%;
    border-radius: 18px;
    overflow: hidden;
}

.kms-hero-video {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 18px;
    object-fit: cover;
}

.kms-hero-video-glow {
    display: none;
}

/* ═══════════════════════════════════════════════════════════
   4. KNOWLEDGE CAPABILITIES — NETFLIX CAROUSEL
   ═══════════════════════════════════════════════════════════ */
.kms-capabilities {
    padding: 80px 48px;
    max-width: 1400px;
    margin: 0 auto;
}

.kms-section-header {
    text-align: center;
    margin-bottom: 56px;
}

.kms-section-title {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 800;
    color: var(--kms-text-bright);
    letter-spacing: -0.5px;
    margin: 0 0 12px 0;
}

.kms-section-subtitle {
    font-size: 1rem;
    color: var(--kms-text-dim);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Carousel wrapper */
.kms-carousel-wrapper {
    position: relative;
    padding: 0 50px; /* room for prev/next buttons */
}

.kms-carousel-viewport {
    overflow: hidden;
    border-radius: var(--kms-radius);
}

.kms-carousel-track {
    display: flex;
    gap: 20px;
    transition: transform 0.55s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform;
}

/* Card sizing: exactly 1/3 of viewport minus gaps */
.kms-carousel-track .kms-cap-card {
    min-width: calc((100% - 40px) / 3); /* 3 cards, 2 gaps of 20px */
    max-width: calc((100% - 40px) / 3);
    flex-shrink: 0;
}

/* Prev/Next buttons */
.kms-carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--kms-bg-secondary);
    border: 1px solid var(--kms-border-accent);
    color: var(--kms-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--kms-transition);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.40);
}

.kms-carousel-btn:hover {
    background: var(--kms-bg-card);
    border-color: var(--kms-accent);
    box-shadow: 0 0 20px var(--kms-accent-glow);
    transform: translateY(-50%) scale(1.08);
}

.kms-carousel-btn--prev { left: 0; }
.kms-carousel-btn--next { right: 0; }

.kms-carousel-btn--disabled {
    opacity: 0.3;
    cursor: default;
}

.kms-carousel-btn--disabled:hover {
    transform: translateY(-50%);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.40);
}

/* Carousel dots */
.kms-carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 28px;
}

.kms-carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.10);
    cursor: pointer;
    transition: all var(--kms-transition);
    padding: 0;
}

.kms-carousel-dot--active {
    background: var(--kms-accent);
    border-color: var(--kms-accent);
    box-shadow: 0 0 8px var(--kms-accent-glow);
    width: 24px;
    border-radius: 4px;
}

.kms-carousel-dot:hover:not(.kms-carousel-dot--active) {
    background: rgba(255, 255, 255, 0.30);
}

/* Card styles (shared) */
.kms-cap-card {
    position: relative;
    background: linear-gradient(160deg, var(--kms-bg-secondary), var(--kms-bg-card));
    border: 1px solid var(--kms-border);
    border-radius: var(--kms-radius);
    padding: 32px 28px;
    transition: all var(--kms-transition);
    overflow: hidden;
    /* Reveal animation */
    opacity: 0;
    transform: translateY(30px);
}

.kms-cap-card.kms-revealed {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.kms-cap-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--kms-accent), transparent);
    opacity: 0;
    transition: opacity var(--kms-transition);
}

.kms-cap-card:hover {
    border-color: var(--kms-border-accent);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.40), var(--kms-shadow-accent);
    transform: translateY(-4px);
}

.kms-cap-card.kms-revealed:hover {
    transform: translateY(-4px);
}

.kms-cap-card:hover::before {
    opacity: 1;
}

.kms-cap-icon {
    width: 52px;
    height: 52px;
    background: var(--kms-accent-soft);
    border: 1px solid var(--kms-border-accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--kms-accent);
    transition: all var(--kms-transition);
}

.kms-cap-card:hover .kms-cap-icon {
    box-shadow: 0 0 20px var(--kms-accent-glow);
}

.kms-cap-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--kms-text-bright);
    margin: 0 0 10px 0;
}

.kms-cap-desc {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--kms-text-dim);
    margin: 0;
}

/* ═══════════════════════════════════════════════════════════
   4b. WHY · HOW · WHO SECTION
   ═══════════════════════════════════════════════════════════ */
.kms-whw {
    padding: 80px 48px;
    max-width: 1280px;
    margin: 0 auto;
}

.kms-whw-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.kms-whw-card {
    position: relative;
    background: linear-gradient(160deg, var(--kms-bg-secondary), rgba(30, 47, 79, 0.6));
    border: 1px solid var(--kms-border);
    border-radius: var(--kms-radius);
    padding: 36px 28px;
    overflow: hidden;
    /* Reveal animation */
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--kms-transition);
}

.kms-whw-card.kms-revealed {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.kms-whw-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    border-radius: 3px 3px 0 0;
}

.kms-whw-card--why::before {
    background: linear-gradient(90deg, #FFD700, #FFA500);
}

.kms-whw-card--how::before {
    background: linear-gradient(90deg, #00C2FF, #0088CC);
}

.kms-whw-card--who::before {
    background: linear-gradient(90deg, #22c55e, #16a34a);
}

.kms-whw-card:hover {
    border-color: var(--kms-border-accent);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
    transform: translateY(-3px);
}

.kms-whw-card.kms-revealed:hover {
    transform: translateY(-3px);
}

.kms-whw-icon-wrap {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: all var(--kms-transition);
}

.kms-whw-card--why .kms-whw-icon-wrap {
    background: rgba(255, 215, 0, 0.10);
    border: 1px solid rgba(255, 215, 0, 0.20);
    color: #FFD700;
}

.kms-whw-card--how .kms-whw-icon-wrap {
    background: var(--kms-accent-soft);
    border: 1px solid var(--kms-border-accent);
    color: var(--kms-accent);
}

.kms-whw-card--who .kms-whw-icon-wrap {
    background: rgba(34, 197, 94, 0.10);
    border: 1px solid rgba(34, 197, 94, 0.20);
    color: #22c55e;
}

.kms-whw-title {
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin: 0 0 14px 0;
}

.kms-whw-card--why .kms-whw-title { color: #FFD700; }
.kms-whw-card--how .kms-whw-title { color: var(--kms-accent); }
.kms-whw-card--who .kms-whw-title { color: #22c55e; }

.kms-whw-text {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--kms-text-dim);
    margin: 0 0 16px 0;
}

.kms-whw-text strong {
    color: var(--kms-text-bright);
}

.kms-whw-points {
    list-style: none;
    padding: 0;
    margin: 0;
}

.kms-whw-points li {
    position: relative;
    padding-left: 20px;
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--kms-text-dim);
    margin-bottom: 8px;
}

.kms-whw-points li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.kms-whw-card--why .kms-whw-points li::before { background: #FFD700; }
.kms-whw-card--how .kms-whw-points li::before { background: var(--kms-accent); }
.kms-whw-card--who .kms-whw-points li::before { background: #22c55e; }

.kms-whw-points li strong {
    color: var(--kms-text-bright);
}

/* ═══════════════════════════════════════════════════════════
   5. BENEFITS SECTION
   ═══════════════════════════════════════════════════════════ */
.kms-benefits {
    padding: 80px 48px;
    max-width: 1280px;
    margin: 0 auto;
}

.kms-benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 20px;
}

.kms-benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    padding: 24px;
    background: var(--kms-glass-light);
    border: 1px solid var(--kms-border);
    border-radius: var(--kms-radius-sm);
    transition: all var(--kms-transition);
    backdrop-filter: blur(10px);
    /* Reveal animation */
    opacity: 0;
    transform: translateY(20px);
}

.kms-benefit-item.kms-revealed {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.kms-benefit-item:hover {
    border-color: var(--kms-border-accent);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.30);
    transform: translateY(-2px);
}

.kms-benefit-item.kms-revealed:hover {
    transform: translateY(-2px);
}

.kms-benefit-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: var(--kms-accent-soft);
    border: 1px solid var(--kms-border-accent);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--kms-accent);
    transition: all var(--kms-transition);
}

.kms-benefit-item:hover .kms-benefit-icon {
    box-shadow: 0 0 15px var(--kms-accent-glow);
}

.kms-benefit-text h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--kms-text-bright);
    margin: 0 0 6px 0;
}

.kms-benefit-text p {
    font-size: 0.85rem;
    line-height: 1.5;
    color: var(--kms-text-dim);
    margin: 0;
}

/* ═══════════════════════════════════════════════════════════
   6. FLOATING FAB BUTTON
   ═══════════════════════════════════════════════════════════ */
.kms-fab {
    position: fixed;
    bottom: 32px;
    right: 32px;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    background: linear-gradient(135deg, var(--kms-bg-secondary), var(--kms-bg-card));
    color: var(--kms-accent) !important;
    text-decoration: none !important;
    border: 1px solid var(--kms-border-accent);
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    z-index: 10000;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.50);
    transition: all var(--kms-transition);
    animation: kms-fab-entrance 0.6s ease 1s backwards;
}

.kms-fab:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(0, 194, 255, 0.30);
    border-color: var(--kms-accent);
    color: var(--kms-accent) !important;
    text-decoration: none !important;
}

.kms-fab svg {
    stroke: var(--kms-accent);
}

.kms-fab-pulse {
    width: 8px;
    height: 8px;
    background: var(--kms-accent);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--kms-accent);
    animation: kms-dot-blink 2s ease-in-out infinite;
}

.kms-fab-label {
    white-space: nowrap;
}

/* ═══════════════════════════════════════════════════════════
   7. CHAT CONTAINER & WINDOW
   ═══════════════════════════════════════════════════════════ */

/* --- FAB (global chatbox trigger) --- */
.kms-chat-fab {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--kms-bg-primary), var(--kms-bg-card));
    color: var(--kms-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    z-index: 10000;
    border: 1px solid var(--kms-border-accent);
    transition: all var(--kms-transition);
    animation: kms-fab-pulse-shadow 3s ease-in-out infinite;
}

.kms-chat-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 40px rgba(0, 194, 255, 0.35);
    border-color: var(--kms-accent);
}

.kms-chat-fab svg { width: 28px; height: 28px; }
.kms-chat-fab-close { display: none; }
.kms-chat-fab-active .kms-chat-fab-icon { display: none; }
.kms-chat-fab-active .kms-chat-fab-close { display: block; }

/* --- Chat Window --- */
.kms-chat-window {
    position: fixed;
    bottom: 100px;
    right: 28px;
    width: 400px;
    height: 600px;
    max-width: calc(100vw - 56px);
    max-height: calc(100vh - 140px);
    background: var(--kms-bg-primary);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--kms-radius-lg);
    border: 1px solid var(--kms-border-accent);
    box-shadow: var(--kms-shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transform: translateY(20px) scale(0.95);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.kms-chat-window-open {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0) scale(1);
}

/* Embedded mode (inside a page) */
.kms-chat-window-embedded {
    position: relative !important;
    bottom: auto !important;
    right: auto !important;
    width: 100% !important;
    max-width: 100% !important;
    height: 600px !important;
    max-height: 70vh !important;
    margin: 0 auto;
    opacity: 1 !important;
    pointer-events: all !important;
    transform: none !important;
    border-radius: var(--kms-radius-lg) !important;
    border: 1px solid var(--kms-border-accent) !important;
    box-shadow: var(--kms-shadow) !important;
}

/* Fullscreen mode — must override embedded mode */
.kms-chat-window.kms-chat-fullscreen {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    max-width: none !important;
    max-height: none !important;
    border-radius: 0 !important;
    z-index: 100000 !important;
    margin: 0 !important;
    border: none !important;
}

body.kms-chat-no-scroll {
    overflow: hidden !important;
}

/* --- Chat Header --- */
.kms-chat-header {
    padding: 16px 24px;
    background: rgba(18, 30, 54, 0.90);
    border-bottom: 1px solid var(--kms-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    backdrop-filter: blur(10px);
}

.kms-chat-header-info {
    display: flex;
    align-items: center;
    gap: 14px;
}

.kms-chat-avatar {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--kms-bg-primary), var(--kms-bg-card));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--kms-accent);
    border: 1px solid var(--kms-border-accent);
    flex-shrink: 0;
}

.kms-chat-avatar svg {
    width: 22px;
    height: 22px;
}

.kms-chat-header-title {
    font-weight: 700;
    color: var(--kms-text-bright);
    font-size: 1rem;
    letter-spacing: 0.3px;
}

.kms-chat-header-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--kms-text-dim);
}

.kms-chat-status-dot {
    width: 7px;
    height: 7px;
    background: #22c55e;
    border-radius: 50%;
    box-shadow: 0 0 8px #22c55e;
}

.kms-chat-header-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.kms-chat-action-btn {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--kms-border);
    color: var(--kms-text-dim);
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--kms-transition);
}

.kms-chat-action-btn:hover {
    background: var(--kms-accent-soft);
    color: var(--kms-accent);
    border-color: var(--kms-border-accent);
}

.kms-chat-mobile-only { display: none; }

/* ═══════════════════════════════════════════════════════════
   8. MESSAGE BUBBLES
   ═══════════════════════════════════════════════════════════ */
.kms-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    gap: 18px;
    align-items: flex-start;
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 194, 255, 0.15) transparent;
    position: relative;
    background: transparent;
}

/* TGPA watermark inside chat area */
.kms-chat-watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 220px;
    opacity: 0.06;
    pointer-events: none;
    user-select: none;
    z-index: 0;
}
.kms-chat-watermark img {
    width: 100%;
    height: auto;
    display: block;
    filter: grayscale(100%) brightness(2);
}

.kms-chat-messages::-webkit-scrollbar { width: 5px; }
.kms-chat-messages::-webkit-scrollbar-thumb {
    background: rgba(0, 194, 255, 0.15);
    border-radius: 10px;
}

.kms-chat-msg {
    display: flex;
    flex-direction: column;
    max-width: 80%;
    animation: kms-msg-slide 0.35s ease forwards;
    position: relative;
    z-index: 1;
}

.kms-chat-msg-user { align-self: flex-end; }
.kms-chat-msg-bot  { align-self: flex-start; }

.kms-chat-msg-bubble {
    padding: 14px 18px;
    border-radius: var(--kms-radius);
    font-size: 0.9rem;
    line-height: 1.65;
    word-break: break-word;
}

.kms-chat-msg-user .kms-chat-msg-bubble {
    background: linear-gradient(135deg, var(--kms-accent), #0088CC);
    color: #fff;
    border-bottom-right-radius: 4px;
    box-shadow: 0 4px 20px rgba(0, 194, 255, 0.20);
}

.kms-chat-msg-bot .kms-chat-msg-bubble {
    background: var(--kms-bg-secondary);
    color: var(--kms-text-bright);
    border: 1px solid var(--kms-border);
    border-bottom-left-radius: 4px;
}

/* Typing indicator */
.kms-chat-typing {
    display: flex;
    gap: 5px;
    padding: 12px 18px !important;
}

.kms-dot {
    width: 7px;
    height: 7px;
    background: var(--kms-accent);
    border-radius: 50%;
    animation: kms-dot-bounce 1.4s infinite ease-in-out both;
}

.kms-dot:nth-child(1) { animation-delay: -0.32s; }
.kms-dot:nth-child(2) { animation-delay: -0.16s; }

/* Streaming cursor */
.kms-chat-cursor {
    display: inline-block;
    width: 8px;
    height: 18px;
    background: var(--kms-accent);
    margin-left: 4px;
    vertical-align: middle;
    border-radius: 1px;
    animation: kms-cursor-blink 0.8s step-end infinite;
}

/* ═══════════════════════════════════════════════════════════
   9. CHAT CONTROLS & INPUT
   ═══════════════════════════════════════════════════════════ */
.kms-chat-input-area {
    padding: 16px 24px;
    background: rgba(18, 30, 54, 0.90);
    border-top: 1px solid var(--kms-border);
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex-shrink: 0;
    backdrop-filter: blur(10px);
}

.kms-chat-input-wrapper {
    display: flex;
    gap: 12px;
    align-items: center;
}

.kms-chat-input {
    flex: 1;
    background: var(--kms-bg-primary);
    border: 1px solid var(--kms-border);
    border-radius: 12px;
    padding: 12px 18px;
    color: var(--kms-text-bright);
    font-size: 0.9rem;
    outline: none;
    resize: none;
    max-height: 120px;
    transition: all var(--kms-transition);
    text-align: left;
}

.kms-chat-input::placeholder {
    color: var(--kms-text-dim);
}

.kms-chat-input:focus {
    border-color: var(--kms-accent);
    box-shadow: 0 0 0 2px var(--kms-accent-soft);
}

.kms-chat-send-btn {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--kms-accent), #0088CC);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
    flex-shrink: 0;
    transition: all var(--kms-transition);
}

.kms-chat-send-btn:hover:not(:disabled) {
    transform: scale(1.05);
    box-shadow: 0 4px 20px rgba(0, 194, 255, 0.35);
}

.kms-chat-send-disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background: var(--kms-bg-card) !important;
}

.kms-chat-send-btn svg { width: 20px; height: 20px; }

/* Footer tools (web search toggle) */
.kms-chat-footer-tools {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.kms-chat-toggle-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.kms-chat-toggle-label {
    font-size: 0.75rem;
    color: var(--kms-text-dim);
    font-weight: 500;
}

/* Toggle switch */
.kms-chat-switch {
    position: relative;
    display: inline-block;
    width: 34px;
    height: 18px;
}

.kms-chat-switch input { opacity: 0; width: 0; height: 0; }

.kms-chat-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background-color: rgba(255, 255, 255, 0.08);
    transition: 0.4s;
    border-radius: 34px;
    border: 1px solid var(--kms-border);
}

.kms-chat-slider::before {
    position: absolute;
    content: "";
    height: 12px;
    width: 12px;
    left: 2px;
    bottom: 2px;
    background-color: var(--kms-text-dim);
    transition: 0.4s;
    border-radius: 50%;
}

input:checked + .kms-chat-slider {
    background-color: var(--kms-accent-soft);
    border-color: var(--kms-accent);
}

input:checked + .kms-chat-slider::before {
    transform: translateX(15px);
    background-color: var(--kms-accent);
}

/* ═══════════════════════════════════════════════════════════
   10. MARKDOWN STYLES (CHAT RESPONSES)
   ═══════════════════════════════════════════════════════════ */
.kms-md-code-block {
    background: var(--kms-bg-primary) !important;
    padding: 14px !important;
    border-radius: 10px !important;
    font-family: 'Fira Code', 'JetBrains Mono', monospace !important;
    font-size: 0.82rem !important;
    margin: 10px 0 !important;
    border: 1px solid var(--kms-border) !important;
    overflow-x: auto !important;
    color: var(--kms-text-bright) !important;
}

.kms-md-inline-code {
    background: var(--kms-accent-soft);
    color: var(--kms-accent);
    padding: 2px 6px;
    border-radius: 5px;
    font-family: monospace;
    font-size: 0.85em;
}

.kms-md-h1, .kms-md-h2, .kms-md-h3 {
    font-weight: 700;
    margin: 14px 0 8px 0;
    color: var(--kms-text-bright);
}

.kms-md-h1 {
    font-size: 1.25em;
    border-bottom: 1px solid var(--kms-border);
    padding-bottom: 6px;
}

.kms-md-h2 { font-size: 1.12em; }
.kms-md-h3 { font-size: 1.02em; }

.kms-md-li { margin: 4px 0 4px 4px; }

.kms-md-hr {
    border: 0;
    border-top: 1px solid var(--kms-border);
    margin: 14px 0;
}

/* ═══════════════════════════════════════════════════════════
   11. ANIMATIONS & KEYFRAMES
   ═══════════════════════════════════════════════════════════ */
@keyframes kms-fade-in-up {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes kms-orb-float {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(30px, -30px) scale(1.08); }
}

@keyframes kms-glow-pulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50%      { opacity: 0.9; transform: scale(1.08); }
}

@keyframes kms-ring-rotate {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

@keyframes kms-shield-breathe {
    0%, 100% { stroke-opacity: 0.8; }
    50%      { stroke-opacity: 1; stroke-width: 3; }
}

@keyframes kms-brain-pulse {
    0%, 100% { r: 22; opacity: 0.8; }
    50%      { r: 24; opacity: 1; }
}

@keyframes kms-wave {
    0%, 100% { transform: translate(130px, 140px) rotate(0deg); }
    15%      { transform: translate(130px, 140px) rotate(14deg); }
    30%      { transform: translate(130px, 140px) rotate(-8deg); }
    45%      { transform: translate(130px, 140px) rotate(10deg); }
    60%      { transform: translate(130px, 140px) rotate(-4deg); }
    75%      { transform: translate(130px, 140px) rotate(6deg); }
}

@keyframes kms-node-glow {
    from { opacity: 0.4; r: 3; }
    to   { opacity: 1;   r: 4; }
}

@keyframes kms-particle-float {
    0%   { opacity: 0; transform: translateY(0) scale(0.5); }
    20%  { opacity: 0.8; }
    80%  { opacity: 0.8; }
    100% { opacity: 0; transform: translateY(-80px) scale(0.2); }
}

@keyframes kms-dot-blink {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0.3; }
}

@keyframes kms-dot-bounce {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.3; }
    30%           { transform: translateY(-8px); opacity: 1; }
}

@keyframes kms-cursor-blink {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0; }
}

@keyframes kms-msg-slide {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes kms-fab-entrance {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes kms-fab-pulse-shadow {
    0%   { box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5); }
    50%  { box-shadow: 0 8px 40px rgba(0, 194, 255, 0.30); }
    100% { box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5); }
}

@keyframes kms-robot-wave {
    0%, 100% { transform: rotate(0deg); }
    15%      { transform: rotate(-12deg); }
    30%      { transform: rotate(8deg); }
    45%      { transform: rotate(-10deg); }
    60%      { transform: rotate(5deg); }
    75%      { transform: rotate(-6deg); }
}

@keyframes kms-robot-blink {
    0%, 42%, 44%, 100% { r: 4; opacity: 1; }
    43% { r: 1; opacity: 0.5; }
}

/* ═══════════════════════════════════════════════════════════
   12. RESPONSIVE LAYOUT
   ═══════════════════════════════════════════════════════════ */


@media (max-width: 992px) {
    .kms-hero-inner {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }

    .kms-hero-right {
        flex: none;
    }

    .kms-hero-desc {
        max-width: none;
    }

    .kms-hero {
        padding: 60px 24px;
        min-height: auto;
    }

    .kms-capabilities,
    .kms-benefits,
    .kms-whw {
        padding: 60px 24px;
    }

    .kms-cta-btn {
        justify-content: center;
    }

    .kms-whw-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .kms-hero-title {
        font-size: 2.2rem;
    }

    .kms-hero-video-wrap {
        width: 260px;
    }

    /* 2 cards visible on small tablets */
    .kms-carousel-track .kms-cap-card {
        min-width: calc((100% - 20px) / 2);
        max-width: calc((100% - 20px) / 2);
    }

    .kms-carousel-wrapper {
        padding: 0 40px;
    }

    .kms-benefits-grid {
        grid-template-columns: 1fr;
    }

    .kms-fab-label {
        display: none;
    }

    .kms-fab {
        padding: 14px;
        border-radius: 50%;
    }
}

@media (max-width: 480px) {
    .kms-chat-window:not(.kms-chat-fullscreen) {
        bottom: 0;
        right: 0;
        width: 100vw;
        height: 100vh;
        max-width: none;
        max-height: none;
        border-radius: 0;
    }

    .kms-chat-mobile-only {
        display: flex;
    }

    .kms-hero {
        padding: 40px 16px;
    }

    .kms-capabilities,
    .kms-benefits,
    .kms-whw {
        padding: 40px 16px;
    }

    /* 1 card visible on phones */
    .kms-carousel-track .kms-cap-card {
        min-width: 100%;
        max-width: 100%;
    }

    .kms-carousel-wrapper {
        padding: 0 36px;
    }

    .kms-carousel-btn {
        width: 32px;
        height: 32px;
    }
}

/* ═══════════════════════════════════════════════════════════
   13. EMBEDDED CHAT SECTION (index.php)
   ═══════════════════════════════════════════════════════════ */
.kms-chat-embed-section {
    padding: 60px 32px 80px;
    background: var(--kms-bg-primary);
}

.kms-chat-embed-container {
    max-width: 900px;
    margin: 0 auto;
}

/* Hide FAB when chatbox is embedded on KMS index page */
.kms-chat-embed-container .kms-chat-fab {
    display: none !important;
}