/* Premium Animation Framework for Marth Advisors Website */

/* --- 1. Base Variables & Scroll Progress --- */
:root {
    --transition-premium: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

#scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(to right, #000000, #246b41); /* Primary (black) to Secondary (green) */
    z-index: 1000;
    width: 0%;
    transition: width 0.1s ease-out;
}

/* --- 2. Desktop Dropdown Transitions --- */
header nav .group > div,
body > nav .group > div {
    transform: translateY(8px) scale(0.98);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.3s !important;
}

header nav .group:hover > div,
body > nav .group:hover > div {
    transform: translateY(0) scale(1);
    opacity: 1;
    visibility: visible;
}

/* --- 3. Mobile Navigation Menu Slide --- */
#mobile-menu {
    display: flex !important; /* Force layout override */
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1), transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.35s;
    pointer-events: none;
}

#mobile-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

/* --- 4. Navigation Links Underline --- */
.nav-link-anim {
    position: relative;
    padding-bottom: 2px;
}

.nav-link-anim::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 1.5px;
    bottom: 0;
    left: 0;
    background-color: currentColor;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-link-anim:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* --- 5. Button Shimmer / Shine Micro-interaction --- */
.btn-shimmer {
    position: relative;
    overflow: hidden;
}

.btn-shimmer::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -100%;
    width: 50%;
    height: 200%;
    background: linear-gradient(
        to right,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.3) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: rotate(30deg);
    transition: none;
    pointer-events: none;
}

.btn-shimmer:hover::after {
    left: 150%;
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- 6. Card Lift Hover Animations --- */
.hover-lift {
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.hover-lift:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.05) !important;
    border-color: rgba(36, 107, 65, 0.25) !important; /* Sleek accent highlight */
}

/* --- 7. Hero Load Stagger (Initial Entry) --- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-fade-in {
    opacity: 0;
    animation: fadeInUp 0.85s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-delay-1 {
    animation-delay: 150ms;
}

.hero-delay-2 {
    animation-delay: 300ms;
}

.hero-delay-3 {
    animation-delay: 450ms;
}

/* --- 8. Viewport Scroll Reveal Observer --- */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-30px);
    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(30px);
    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(0.96);
    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);
}

/* --- 9. Floating Decorative Shapes --- */
@keyframes float-slow {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(6deg);
    }
}

.floating-shape-1 {
    animation: float-slow 10s ease-in-out infinite;
}

.floating-shape-2 {
    animation: float-slow 14s ease-in-out infinite alternate;
}

/* --- 10. Micro-interactions --- */
.click-shrink {
    transition: transform 0.1s ease;
}
.click-shrink:active {
    transform: scale(0.97) !important;
}

/* Smooth Scrolling Anchor Focus Glow */
:focus-visible {
    outline: 2px solid #246b41;
    outline-offset: 4px;
}