/* ============================================
   DINIZ BROTHERS — Animations & Micro-interactions
   ============================================ */

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

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

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

@keyframes redGlow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(198, 40, 40, 0.2),
                    0 0 10px rgba(198, 40, 40, 0.1);
    }
    50% {
        box-shadow: 0 0 20px rgba(198, 40, 40, 0.3),
                    0 0 40px rgba(198, 40, 40, 0.1);
    }
}

/* ── Scroll Reveal Classes ── */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Stagger delays for grid children */
.reveal-stagger > *:nth-child(1) { transition-delay: 0.1s; }
.reveal-stagger > *:nth-child(2) { transition-delay: 0.2s; }
.reveal-stagger > *:nth-child(3) { transition-delay: 0.3s; }
.reveal-stagger > *:nth-child(4) { transition-delay: 0.4s; }
.reveal-stagger > *:nth-child(5) { transition-delay: 0.5s; }
.reveal-stagger > *:nth-child(6) { transition-delay: 0.6s; }

/* ── Hero Animations ── */
.hero-content .section-label {
    animation: fadeInDown 0.8s ease-out 0.2s both;
}

.hero-content h1 {
    animation: fadeInUp 1s ease-out 0.4s both;
}

.hero-content p {
    animation: fadeInUp 1s ease-out 0.6s both;
}

.hero-buttons {
    animation: fadeInUp 1s ease-out 0.8s both;
}

.hero-scroll {
    animation: fadeIn 1s ease-out 1.2s both;
}

/* ── Hover Micro-interactions ── */
.card {
    transition: transform 0.3s var(--ease-out),
                box-shadow 0.3s var(--ease-out),
                border-color 0.3s var(--ease-out);
}

.btn {
    transition: all 0.3s var(--ease-out);
}

.btn:active {
    transform: translateY(0) scale(0.98);
}

/* Link underline animation */
.link-animated {
    position: relative;
    display: inline-block;
}

.link-animated::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--red);
    transition: width 0.3s var(--ease-out);
}

.link-animated:hover::after {
    width: 100%;
}

/* ── Loading Skeleton ── */
.skeleton {
    background: linear-gradient(90deg,
        var(--gray-900) 25%,
        var(--gray-800) 50%,
        var(--gray-900) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

.skeleton-text {
    height: 16px;
    margin-bottom: 8px;
}

.skeleton-title {
    height: 24px;
    width: 70%;
    margin-bottom: 16px;
}

.skeleton-img {
    width: 100%;
    height: 200px;
}

/* ── Page Transition ── */
.page-content {
    animation: fadeIn 0.5s ease-out;
}

/* ── Counter Animation (handled by JS, these are CSS helpers) ── */
.counter-number {
    font-variant-numeric: tabular-nums;
}

/* ── Red accent line animation ── */
.accent-line {
    width: 0;
    height: 3px;
    background: var(--red);
    transition: width 0.8s var(--ease-out);
}

.accent-line.animate {
    width: 60px;
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale {
        opacity: 1;
        transform: none;
    }
}