/* ============================================================
   WH Consulting - Animations
   Keyframes, scroll reveals, transitions
   ============================================================ */

/* ---------- Preloader ---------- */
.preloader {
    position: fixed;
    inset: 0;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-preloader);
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.preloader.loaded {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.preloader__logo {
    width: 80px;
    height: 80px;
    animation: preloaderPulse 1.5s ease-in-out infinite;
}

@keyframes preloaderPulse {
    0%, 100% { opacity: 0.4; transform: scale(0.95); }
    50% { opacity: 1; transform: scale(1.05); }
}

/* ---------- Scroll Reveal ---------- */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(60px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.revealed {
    opacity: 1;
    transform: scale(1);
}

/* Stagger children */
.stagger-children > * { transition-delay: calc(var(--i, 0) * 0.1s); }

/* ---------- Fade Keyframes ---------- */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ---------- Decorative Animations ---------- */
@keyframes rotateSlowCW {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

@keyframes goldPulse {
    0%, 100% { box-shadow: 0 0 20px rgba(201, 169, 110, 0.15); }
    50% { box-shadow: 0 0 40px rgba(201, 169, 110, 0.35); }
}

@keyframes lineGrow {
    from { width: 0; }
    to { width: 80px; }
}

@keyframes borderGlow {
    0%, 100% { border-color: rgba(201, 169, 110, 0.2); }
    50% { border-color: rgba(201, 169, 110, 0.6); }
}

/* ---------- Counter Animation ---------- */
.counter-value {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 800;
    color: var(--color-accent);
    display: block;
    line-height: 1;
}

.counter-label {
    font-family: var(--font-body);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

/* ---------- Gold Line Separator ---------- */
.section-separator {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    opacity: 0.3;
}

/* ---------- Parallax ---------- */
.parallax-bg {
    position: absolute;
    inset: -20% 0;
    background-size: cover;
    background-position: center;
    will-change: transform;
    z-index: -1;
}

/* ---------- Magnetic Button Hover ---------- */
.magnetic-wrap {
    display: inline-block;
    position: relative;
    padding: 15px;
    margin: -15px;
}

.magnetic-wrap .btn {
    will-change: transform;
}

/* ---------- Text Shimmer ---------- */
.text-shimmer {
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-hover), var(--color-accent));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 4s linear infinite;
}

/* ---------- Typing Effect (Hero) ---------- */
.typing-cursor {
    display: inline-block;
    width: 3px;
    height: 1em;
    background: var(--color-accent);
    margin-left: 4px;
    animation: blink 1s step-end infinite;
    vertical-align: text-bottom;
}

@keyframes blink {
    50% { opacity: 0; }
}