/* ============================================
   Sergio F. Rovner, MD — Custom Styles
   ============================================ */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #FDF8F0;
}
::-webkit-scrollbar-thumb {
    background: #059669;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #047857;
}

/* Hero blob animations */
@keyframes float-slow {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

@keyframes float-medium {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-25px, 25px) rotate(5deg); }
}

@keyframes float-fast {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(20px, -15px) scale(1.08); }
}

.hero-blob {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.blob-1 {
    top: 10%;
    right: 5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.12) 0%, transparent 70%);
    animation: float-slow 8s ease-in-out infinite;
}

.blob-2 {
    bottom: 5%;
    left: 10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(5, 150, 105, 0.1) 0%, transparent 70%);
    animation: float-medium 10s ease-in-out infinite;
}

.blob-3 {
    top: 40%;
    right: 25%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(4, 120, 87, 0.08) 0%, transparent 70%);
    animation: float-fast 6s ease-in-out infinite;
}

/* Service card hover effect */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 1.25rem;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.service-card:hover::before {
    opacity: 1;
}

/* Mobile menu transitions */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

#mobile-menu.open {
    max-height: 400px;
    padding-top: 0;
}

/* Scroll reveal animations (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }

    .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; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

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

/* Select dropdown arrow */
select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1.25rem;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

/* Header scroll state */
header.scrolled {
    box-shadow: 0 4px 20px rgba(5, 150, 105, 0.08);
}

/* Button ripple-like effect on hover */
button:hover,
a:hover {
    /* handled by Tailwind transitions */
}

/* Print styles */
@media print {
    header, footer, #contact-form, #mobile-menu-btn {
        display: none !important;
    }
    body {
        color: #000;
        background: #fff;
    }
    .hero-blob {
        display: none;
    }
}