/* ══════════════════════════════════════════════════
   codelake — Carbon Design System + Animations
   ══════════════════════════════════════════════════ */

html { scroll-behavior: smooth; }

/* ── Carbon Focus ── */
*:focus-visible {
    outline: 2px solid #0f62fe;
    outline-offset: 2px;
}

/* ── Reveal (fade + lift, Carbon productive easing) ── */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s cubic-bezier(0.2, 0, 0.38, 0.9), transform 0.7s cubic-bezier(0.2, 0, 0.38, 0.9);
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }
.reveal-delay-5 { transition-delay: 0.40s; }
.reveal-delay-6 { transition-delay: 0.48s; }
.reveal-delay-7 { transition-delay: 0.56s; }
.reveal-delay-8 { transition-delay: 0.64s; }

/* ── Fade In (no lift) ── */
.fade-in {
    opacity: 0;
    transition: opacity 0.8s cubic-bezier(0.2, 0, 0.38, 0.9);
}
.fade-in.active {
    opacity: 1;
}

/* ── Slide from left ── */
.slide-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.7s cubic-bezier(0.2, 0, 0.38, 0.9), transform 0.7s cubic-bezier(0.2, 0, 0.38, 0.9);
}
.slide-left.active {
    opacity: 1;
    transform: translateX(0);
}

/* ── Slide from right ── */
.slide-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.7s cubic-bezier(0.2, 0, 0.38, 0.9), transform 0.7s cubic-bezier(0.2, 0, 0.38, 0.9);
}
.slide-right.active {
    opacity: 1;
    transform: translateX(0);
}

/* ── Scale up ── */
.scale-up {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 0.6s cubic-bezier(0.2, 0, 0.38, 0.9), transform 0.6s cubic-bezier(0.2, 0, 0.38, 0.9);
}
.scale-up.active {
    opacity: 1;
    transform: scale(1);
}

/* ── Mega Menu (light) ── */
.mega-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #ffffff;
    border-bottom: 1px solid #e0e0e0;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12), 0 4px 12px rgba(0, 0, 0, 0.06);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.15s cubic-bezier(0.2, 0, 0.38, 0.9), visibility 0.15s cubic-bezier(0.2, 0, 0.38, 0.9);
    z-index: 50;
}
.mega-menu.active {
    opacity: 1;
    visibility: visible;
}
.nav-group.active .nav-chevron {
    transform: rotate(180deg);
}

/* ── Scroll Progress ── */
.scroll-progress {
    transform-origin: left;
    transform: scaleX(0);
}

/* ── Mobile accordion ── */
.mobile-accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s cubic-bezier(0.2, 0, 0.38, 0.9);
}
.mobile-accordion-content.open {
    max-height: 800px;
}

/* ── Terminal cursor ── */
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.cursor-blink { animation: blink 1s step-end infinite; }

/* ── Pulse dot ── */
@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.3); }
}
.pulse-dot { animation: pulse-dot 2s ease-in-out infinite; }

/* ── Counter animation ── */
@keyframes count-up {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
.count-up { animation: count-up 0.5s cubic-bezier(0.2, 0, 0.38, 0.9) forwards; }

/* ── Typing effect ── */
@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}
.typing {
    overflow: hidden;
    white-space: nowrap;
    border-right: 2px solid #0f62fe;
    animation: typing 2s steps(40, end), blink 0.75s step-end infinite;
}

/* ── Feature card hover ── */
.feature-card {
    transition: background-color 0.15s cubic-bezier(0.2, 0, 0.38, 0.9),
                box-shadow 0.15s cubic-bezier(0.2, 0, 0.38, 0.9),
                border-color 0.15s cubic-bezier(0.2, 0, 0.38, 0.9);
}
.feature-card:hover {
    background-color: #f4f4f4;
    border-color: #c6c6c6;
}

/* ── Scan line animation ── */
@keyframes scan-line {
    0% { top: 0; opacity: 1; }
    50% { opacity: 0.6; }
    100% { top: 100%; opacity: 1; }
}
.scan-line {
    animation: scan-line 2.5s ease-in-out infinite;
}

/* ── Gradient line ── */
.gradient-line {
    background: linear-gradient(90deg, #0f62fe, #4589ff, #a6c8ff);
    height: 2px;
}

/* ── Node pulse ── */
@keyframes node-pulse {
    0% { box-shadow: 0 0 0 0 rgba(15, 98, 254, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(15, 98, 254, 0); }
    100% { box-shadow: 0 0 0 0 rgba(15, 98, 254, 0); }
}
.node-pulse { animation: node-pulse 2s infinite; }

/* ── Stagger children animation ── */
.stagger-children > * {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.5s cubic-bezier(0.2, 0, 0.38, 0.9),
                transform 0.5s cubic-bezier(0.2, 0, 0.38, 0.9);
}
.stagger-children.active > *:nth-child(1) { transition-delay: 0s; opacity: 1; transform: translateY(0); }
.stagger-children.active > *:nth-child(2) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.stagger-children.active > *:nth-child(3) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.stagger-children.active > *:nth-child(4) { transition-delay: 0.15s; opacity: 1; transform: translateY(0); }
.stagger-children.active > *:nth-child(5) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.stagger-children.active > *:nth-child(6) { transition-delay: 0.25s; opacity: 1; transform: translateY(0); }
.stagger-children.active > *:nth-child(7) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }
.stagger-children.active > *:nth-child(8) { transition-delay: 0.35s; opacity: 1; transform: translateY(0); }

/* ── Tab indicator ── */
.tab-active {
    border-bottom: 2px solid #0f62fe;
    color: #161616;
}

/* ── Accordion ── */
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.2, 0, 0.38, 0.9);
}
.accordion-content.open {
    max-height: 500px;
}

/* ── Flow line ── */
@keyframes flow {
    0% { stroke-dashoffset: 20; }
    100% { stroke-dashoffset: 0; }
}
.flow-animate {
    stroke-dasharray: 5, 5;
    animation: flow 1s linear infinite;
}

/* ── Severity badges ── */
.severity-critical { background: #fff1f1; color: #da1e28; border: 1px solid #da1e28; }
.severity-high { background: #fff8e1; color: #8a3800; border: 1px solid #f1c21b; }
.severity-medium { background: #edf5ff; color: #0043ce; border: 1px solid #78a9ff; }
.severity-low { background: #defbe6; color: #198038; border: 1px solid #42be65; }

/* ── Comparison table ── */
.compare-table th,
.compare-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
}
.compare-table thead th {
    background: #f4f4f4;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #525252;
}
.compare-table tbody tr:hover {
    background: #f4f4f4;
}

/* ── Grid pattern background ── */
.grid-pattern {
    background-image:
        linear-gradient(rgba(0,0,0,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,0,0,0.03) 1px, transparent 1px);
    background-size: 32px 32px;
}

/* ── Glow effect ── */
.glow-blue {
    box-shadow: 0 0 20px rgba(15, 98, 254, 0.15), 0 0 60px rgba(15, 98, 254, 0.05);
}

/* ── Pricing card ── */
.pricing-card {
    transition: transform 0.2s cubic-bezier(0.2, 0, 0.38, 0.9),
                box-shadow 0.2s cubic-bezier(0.2, 0, 0.38, 0.9);
}
.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

/* ── Code block ── */
.code-block {
    background: #161616;
    color: #f4f4f4;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 13px;
    line-height: 1.6;
    overflow-x: auto;
}
.code-block .comment { color: #6f6f6f; }
.code-block .keyword { color: #78a9ff; }
.code-block .string { color: #42be65; }
.code-block .function { color: #a6c8ff; }
.code-block .number { color: #f1c21b; }