/* ============================================
   Animations — Keyframes & Scroll Reveals
   ============================================ */

/* Fade In Up */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Fade In Down */
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-30px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Fade In Left */
@keyframes fadeInLeft {
    from { opacity: 0; transform: translateX(-40px); }
    to   { opacity: 1; transform: translateX(0); }
}

/* Fade In Right */
@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(40px); }
    to   { opacity: 1; transform: translateX(0); }
}

/* Scale In */
@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.85); }
    to   { opacity: 1; transform: scale(1); }
}

/* Float */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-10px); }
}

/* Float Centered */
@keyframes floatCenter {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%      { transform: translateX(-50%) translateY(-10px); }
}

/* Scroll Wheel */
@keyframes scrollWheel {
    0%   { transform: translateX(-50%) translateY(0); opacity: 1; }
    100% { transform: translateX(-50%) translateY(15px); opacity: 0; }
}

/* Pulse */
@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50%      { transform: scale(1.05); opacity: 0.8; }
}

/* WhatsApp Pulse Ring */
@keyframes pulseRing {
    0%   { transform: scale(1); opacity: 0.6; }
    100% { transform: scale(1.8); opacity: 0; }
}

/* Marquee scroll for trust bar */
@keyframes marquee {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* Typing cursor blink */
@keyframes blink {
    0%, 50% { border-right-color: var(--color-secondary); }
    51%, 100% { border-right-color: transparent; }
}

/* Gradient shift for hero */
@keyframes gradientShift {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Spin (loading) */
@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Scroll reveal classes — toggled by JS Intersection Observer */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.85);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
}
.stagger-children.active > *:nth-child(1) { transition-delay: 0.1s; }
.stagger-children.active > *:nth-child(2) { transition-delay: 0.2s; }
.stagger-children.active > *:nth-child(3) { transition-delay: 0.3s; }
.stagger-children.active > *:nth-child(4) { transition-delay: 0.4s; }
.stagger-children.active > *:nth-child(5) { transition-delay: 0.5s; }
.stagger-children.active > *:nth-child(6) { transition-delay: 0.6s; }
.stagger-children.active > * {
    opacity: 0;
    transform: translateY(30px);
}
.stagger-children.active > * {
    opacity: 1;
    transform: translateY(0);
}