/* ===================================
   Fernandez Reynaldo D DDS — Styles
   Premium Dark Luxury Dental Site
   =================================== */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: #030710;
    color: #ffffff;
    overflow-x: hidden;
}

/* ---- Buttons ---- */
.btn-gold {
    display: inline-flex;
    align-items: center;
    background: linear-gradient(135deg, #c9a84c 0%, #e0c068 50%, #b8943f 100%);
    color: #030710;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 0.75rem;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(201, 168, 76, 0.25);
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(201, 168, 76, 0.4);
    color: #030710;
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    background: transparent;
    color: #ffffff;
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    border-color: rgba(201, 168, 76, 0.5);
    background: rgba(201, 168, 76, 0.1);
    color: #e0c068;
    transform: translateY(-2px);
}

/* ---- Navbar ---- */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #c9a84c;
    transition: width 0.3s ease;
}

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

.navbar-scrolled {
    background: rgba(3, 7, 16, 0.9) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
}

/* ---- Floating Cards ---- */
.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 5s ease-in-out infinite;
}

.floating-card-4 {
    animation: float4 8s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(1deg); }
}

@keyframes float2 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-12px) rotate(-1deg); }
}

@keyframes float3 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-18px) rotate(0.5deg); }
}

@keyframes float4 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* ---- Scroll Reveal ---- */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal[data-reveal] {
    opacity: 0;
    transform: translateY(30px);
}

.reveal[data-reveal="left"] {
    transform: translateX(-30px);
}

.reveal[data-reveal="right"] {
    transform: translateX(30px);
}

.reveal[data-reveal="scale"] {
    transform: scale(0.95);
}

/* ---- Service Cards ---- */
.service-card {
    opacity: 1;
}

/* ---- Mobile Menu ---- */
.mobile-menu-link {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.mobile-menu-link:hover {
    color: #e0c068;
}

/* ---- Section Divider Glow ---- */
section::before {
    content: '';
    display: block;
}

/* ---- Focus Styles ---- */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #c9a84c;
    outline-offset: 2px;
    border-radius: 4px;
}

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

    html {
        scroll-behavior: auto;
    }

    .reveal[data-reveal] {
        opacity: 1;
        transform: none;
    }
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
    .floating-card-1,
    .floating-card-2,
    .floating-card-3,
    .floating-card-4 {
        display: none;
    }

    .hero-content {
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.75rem;
    }

    .hero-content p {
        font-size: 1.1rem;
    }
}

@media (max-width: 640px) {
    .font-serif {
        font-size: clamp(1.75rem, 8vw, 2.5rem);
    }
}