/* ============================================
   Health Fusion by Adina — Custom Styles
   ============================================ */

/* --- Base & Typography --- */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background-color: rgba(244, 132, 95, 0.2);
    color: #2D2D3C;
}

/* --- Navigation --- */
.nav-logo-text {
    transition: color 0.3s ease;
}

#navbar.scrolled .nav-logo-text {
    color: #1A1A25;
}

#navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

.nav-link::after {
    content: '';
    display: block;
    width: 0;
    height: 2px;
    background: #F4845F;
    transition: width 0.3s ease;
    margin-top: 2px;
}

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

/* Mobile Menu */
#mobile-menu.open {
    transform: translateX(0);
}

#mobile-menu.closed {
    transform: translateX(100%);
}

#hamburger span:nth-child(1) {
    transform-origin: center;
}

#hamburger span:nth-child(2) {
    width: 100%;
}

#hamburger span:nth-child(3) {
    transform-origin: center;
}

body.menu-open {
    overflow: hidden;
}

/* --- Hero Animations --- */
.hero-eyebrow {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.3s;
}

.hero-title {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.5s;
}

.hero-subtitle {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.7s;
}

.hero-ctas {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.9s;
}

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

/* --- Service Cards --- */
.service-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.4s ease, border-color 0.4s ease;
}

.service-card.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* --- Reveal Animations --- */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* --- Back to Top --- */
#back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* --- Form Styles --- */
input:focus,
select:focus,
textarea:focus {
    outline: none;
}

input::placeholder,
textarea::placeholder {
    color: #C8C8D0;
}

/* --- Subtle Hover Effects --- */
a {
    transition: color 0.3s ease, background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

/* --- Responsive Adjustments --- */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .service-card {
        padding: 1.5rem;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }
}

/* --- Print Styles --- */
@media print {
    #navbar,
    #back-to-top,
    .reveal {
        display: none !important;
    }

    body {
        color: #000;
        background: #fff;
    }
}