/* ============================================
   SERENITY HEALTH — Custom Styles
   ============================================ */

/* Base */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(255, 107, 53, 0.3);
    color: #fff;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0d1319;
}
::-webkit-scrollbar-thumb {
    background: #2d3f4f;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #ff6b35;
}

/* ============================================
   NAVBAR
   ============================================ */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(6, 10, 15, 0.92);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 107, 53, 0.1);
}

/* ============================================
   FLOATING CARDS (Hero)
   ============================================ */
.floating-card-1 {
    animation: float1 6s ease-in-out infinite;
}
.floating-card-2 {
    animation: float2 7s ease-in-out infinite;
}
.floating-card-3 {
    animation: float3 5.5s ease-in-out infinite;
}
.floating-card-4 {
    animation: float4 6.5s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-12px) rotate(0.5deg); }
}
@keyframes float2 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-16px) rotate(-0.5deg); }
}
@keyframes float3 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(0.5deg); }
}
@keyframes float4 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-14px) rotate(-0.5deg); }
}

/* ============================================
   SERVICE CARDS
   ============================================ */
.service-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* ============================================
   TESTIMONIAL CARDS
   ============================================ */
.testimonial-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* ============================================
   REVEAL ANIMATIONS (Below-fold only)
   Gated behind prefers-reduced-motion
   ============================================ */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.7s ease, transform 0.7s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Staggered delays */
@media (prefers-reduced-motion: no-preference) {
    .reveal:nth-child(1) { transition-delay: 0.05s; }
    .reveal:nth-child(2) { transition-delay: 0.1s; }
    .reveal:nth-child(3) { transition-delay: 0.15s; }
    .reveal:nth-child(4) { transition-delay: 0.2s; }
    .reveal:nth-child(5) { transition-delay: 0.25s; }
    .reveal:nth-child(6) { transition-delay: 0.3s; }
}

/* ============================================
   BUTTONS & LINKS
   ============================================ */
a {
    text-decoration: none;
}

/* ============================================
   FORM STYLES
   ============================================ */
select option {
    background: #1a2530;
    color: #fff;
}

input:focus, textarea:focus, select:focus {
    outline: none;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1023px) {
    .floating-card-1,
    .floating-card-2,
    .floating-card-3,
    .floating-card-4 {
        display: none;
    }
}

@media (max-width: 767px) {
    .font-serif {
        font-size: clamp(2rem, 8vw, 3.5rem);
    }
}

/* ============================================
   MOBILE MENU TRANSITIONS
   ============================================ */
#mobileMenu {
    animation: slideDown 0.3s ease forwards;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}