/* ═══════════════════════════════════════════════════════════
   ROAD TRIAGE — Animations & Scroll Effects
   ═══════════════════════════════════════════════════════════ */

/* ─── Fade In Animations ────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal--visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal--left {
    transform: translateX(-40px);
}
.reveal--left.reveal--visible {
    transform: translateX(0);
}
.reveal--right {
    transform: translateX(40px);
}
.reveal--right.reveal--visible {
    transform: translateX(0);
}
.reveal--scale {
    transform: scale(0.9);
}
.reveal--scale.reveal--visible {
    transform: scale(1);
}

/* Stagger delays for children */
.reveal-stagger > * { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-stagger--visible > *:nth-child(1) { transition-delay: 0s; }
.reveal-stagger--visible > *:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger--visible > *:nth-child(3) { transition-delay: 0.2s; }
.reveal-stagger--visible > *:nth-child(4) { transition-delay: 0.3s; }
.reveal-stagger--visible > *:nth-child(5) { transition-delay: 0.4s; }
.reveal-stagger--visible > *:nth-child(6) { transition-delay: 0.5s; }
.reveal-stagger--visible > *:nth-child(7) { transition-delay: 0.6s; }
.reveal-stagger--visible > *:nth-child(8) { transition-delay: 0.7s; }
.reveal-stagger--visible > * { opacity: 1; transform: translateY(0); }

/* ─── Counter Animation ────────────────────────────────── */
.counter {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    color: var(--blue);
    line-height: 1;
}
.counter__suffix {
    font-size: 0.5em;
    opacity: 0.8;
    margin-left: 2px;
}

/* ─── Pipeline Animation ───────────────────────────────── */
.pipeline {
    position: relative;
}
.pipeline__line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--blue), var(--cyan), var(--green));
    transform: translateX(-50%);
    opacity: 0.3;
}
.pipeline__line-progress {
    position: absolute;
    left: 50%;
    top: 0;
    width: 2px;
    height: 0%;
    background: linear-gradient(180deg, var(--blue), var(--cyan));
    transform: translateX(-50%);
    transition: height 0.1s linear;
    box-shadow: 0 0 10px var(--blue);
}
.pipeline__stage {
    display: flex;
    align-items: flex-start;
    gap: 40px;
    margin-bottom: 60px;
    position: relative;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.pipeline__stage--visible {
    opacity: 1;
    transform: translateY(0);
}
.pipeline__stage:nth-child(even) {
    flex-direction: row-reverse;
}
.pipeline__node {
    position: absolute;
    left: 50%;
    top: 8px;
    transform: translateX(-50%);
    width: 24px;
    height: 24px;
    background: var(--navy);
    border: 3px solid var(--blue);
    border-radius: 50%;
    z-index: 2;
    transition: var(--transition);
}
.pipeline__stage--visible .pipeline__node {
    background: var(--blue);
    box-shadow: 0 0 20px rgba(0,168,255,0.5);
}
.pipeline__content {
    flex: 1;
    max-width: calc(50% - 40px);
}
.pipeline__stage:nth-child(even) .pipeline__content {
    text-align: right;
}
.pipeline__icon {
    width: 48px;
    height: 48px;
    background: rgba(0,168,255,0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--blue);
}
.pipeline__stage:nth-child(even) .pipeline__icon {
    margin-left: auto;
}
.pipeline__title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}
.pipeline__desc {
    font-size: 0.9rem;
    color: var(--gray-400);
    line-height: 1.6;
}

/* ─── Before/After Slider ──────────────────────────────── */
.comparison-slider {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    cursor: ew-resize;
    user-select: none;
    -webkit-user-select: none;
}
.comparison-slider__before,
.comparison-slider__after {
    width: 100%;
    display: block;
}
.comparison-slider__before {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    clip-path: inset(0 50% 0 0);
}
.comparison-slider__after {
    display: block;
    width: 100%;
    height: auto;
}
.comparison-slider__handle {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 4px;
    background: var(--white);
    transform: translateX(-50%);
    z-index: 3;
    box-shadow: 0 0 10px rgba(0,0,0,0.3);
}
.comparison-slider__handle::before,
.comparison-slider__handle::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 12px;
    height: 12px;
    background: var(--white);
    border-radius: 2px;
    transform: rotate(45deg) translateY(-50%);
}
.comparison-slider__handle::before { left: -12px; }
.comparison-slider__handle::after { right: -12px; }
.comparison-slider__label {
    position: absolute;
    bottom: 16px;
    padding: 6px 14px;
    background: rgba(0,0,0,0.7);
    color: var(--white);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 4px;
    z-index: 2;
}
.comparison-slider__label--before { left: 16px; }
.comparison-slider__label--after { right: 16px; }

/* ─── Progress Bars ─────────────────────────────────────── */
.progress-bar {
    height: 8px;
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
    overflow: hidden;
}
.progress-bar__fill {
    height: 100%;
    border-radius: 4px;
    width: 0%;
    transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.progress-bar__fill--blue { background: linear-gradient(90deg, var(--blue), var(--cyan)); }
.progress-bar__fill--green { background: linear-gradient(90deg, var(--green), #69f0ae); }
.progress-bar__fill--amber { background: linear-gradient(90deg, var(--amber), #ffca28); }
.progress-bar__fill--red { background: linear-gradient(90deg, var(--red), #ff5252); }

/* ─── Floating Particles ────────────────────────────────── */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}
.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--blue);
    border-radius: 50%;
    opacity: 0;
    animation: particleFloat 8s infinite;
}
.particle:nth-child(1) { left: 10%; animation-delay: 0s; animation-duration: 7s; }
.particle:nth-child(2) { left: 25%; animation-delay: 1s; animation-duration: 9s; }
.particle:nth-child(3) { left: 40%; animation-delay: 2s; animation-duration: 6s; }
.particle:nth-child(4) { left: 55%; animation-delay: 3s; animation-duration: 8s; }
.particle:nth-child(5) { left: 70%; animation-delay: 1.5s; animation-duration: 10s; }
.particle:nth-child(6) { left: 85%; animation-delay: 0.5s; animation-duration: 7.5s; }
.particle:nth-child(7) { left: 15%; animation-delay: 4s; animation-duration: 8.5s; }
.particle:nth-child(8) { left: 60%; animation-delay: 2.5s; animation-duration: 6.5s; }

@keyframes particleFloat {
    0% { transform: translateY(100vh) scale(0); opacity: 0; }
    10% { opacity: 0.6; }
    90% { opacity: 0.6; }
    100% { transform: translateY(-20vh) scale(1); opacity: 0; }
}

/* ─── Pulse Ring ────────────────────────────────────────── */
.pulse-ring {
    position: relative;
    display: inline-block;
}
.pulse-ring::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border: 2px solid var(--blue);
    border-radius: 50%;
    animation: pulseRing 2s ease-out infinite;
}
@keyframes pulseRing {
    0% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
    100% { transform: translate(-50%, -50%) scale(1.6); opacity: 0; }
}

/* ─── Glow Line ─────────────────────────────────────────── */
.glow-line {
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--blue), var(--cyan), transparent);
    margin: 40px auto;
    max-width: 200px;
    opacity: 0.5;
}

/* ─── Map Pin Drop ──────────────────────────────────────── */
.pin-drop {
    animation: pinDrop 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    opacity: 0;
}
@keyframes pinDrop {
    0% { transform: translateY(-100px); opacity: 0; }
    60% { transform: translateY(10px); opacity: 1; }
    80% { transform: translateY(-5px); }
    100% { transform: translateY(0); opacity: 1; }
}

/* ─── Skeleton Loading ──────────────────────────────────── */
.skeleton {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: skeletonShimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}
@keyframes skeletonShimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ─── Typing Effect ─────────────────────────────────────── */
.typing-cursor::after {
    content: '|';
    animation: blink 1s step-end infinite;
    color: var(--blue);
    font-weight: 300;
}
@keyframes blink {
    50% { opacity: 0; }
}

/* ─── Grid Background ──────────────────────────────────── */
.grid-bg {
    background-image:
        linear-gradient(rgba(0,168,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,168,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

/* ─── Scan Line ─────────────────────────────────────────── */
.scan-line {
    position: absolute;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--cyan), transparent);
    box-shadow: 0 0 20px var(--cyan);
    animation: scanLine 4s ease-in-out infinite;
    opacity: 0.7;
}
@keyframes scanLine {
    0% { top: 0%; }
    50% { top: 100%; }
    100% { top: 0%; }
}

/* ─── Reduced Motion ────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .reveal { opacity: 1; transform: none; }
    .pipeline__stage { opacity: 1; transform: none; }
    .reveal-stagger > * { opacity: 1; transform: none; }
}