/* ============================================
   MC Comb Podiatry & Foot SRGRY
   Custom Styles
============================================ */

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

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

body {
    min-height: 100vh;
}

/* ============================================
   Geometric Background Shapes
============================================ */
.geo-shape {
    position: fixed;
    pointer-events: none;
    z-index: 0;
    opacity: 0.4;
}

.shape-circle-1 {
    top: 15%;
    left: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(86, 118, 54, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    animation: float-slow 20s ease-in-out infinite;
}

.shape-circle-2 {
    bottom: 20%;
    right: -8%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(118, 150, 78, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    animation: float-slow 25s ease-in-out infinite reverse;
}

.shape-square-1 {
    top: 40%;
    right: 5%;
    width: 120px;
    height: 120px;
    border: 2px solid rgba(86, 118, 54, 0.1);
    border-radius: 20px;
    transform: rotate(45deg);
    animation: spin-slow 30s linear infinite;
}

.shape-triangle-1 {
    bottom: 30%;
    left: 8%;
    width: 0;
    height: 0;
    border-left: 40px solid transparent;
    border-right: 40px solid transparent;
    border-bottom: 70px solid rgba(86, 118, 54, 0.06);
    animation: float-slow 18s ease-in-out infinite;
}

@keyframes float-slow {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(3deg); }
}

@keyframes spin-slow {
    from { transform: rotate(45deg); }
    to { transform: rotate(405deg); }
}

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

#navbar.scrolled {
    background-color: rgba(250, 250, 245, 0.92);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(34, 47, 22, 0.08);
}

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

.nav-logo-sub {
    transition: color 0.3s ease;
}

#navbar.scrolled .nav-logo-text {
    color: #222f16;
}

#navbar.scrolled .nav-logo-sub {
    color: #3f5c28;
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: #567636;
    transition: width 0.3s ease;
}

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

/* ============================================
   Mobile Menu
============================================ */
.mobile-nav-link {
    transition: color 0.2s ease, padding-left 0.2s ease;
}

.mobile-nav-link:hover {
    color: #567636;
    padding-left: 8px;
}

/* ============================================
   Service Cards
============================================ */
.service-card {
    transform: translateY(0);
}

.service-card:hover {
    transform: translateY(-4px);
}

/* ============================================
   Scroll Reveal Animations
   Progressive enhancement: content is visible
   by default; JS adds animation class.
============================================ */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 1;
        transform: translateY(0);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

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

    .reveal[data-delay="100"] { transition-delay: 0.1s; }
    .reveal[data-delay="200"] { transition-delay: 0.2s; }
    .reveal[data-delay="300"] { transition-delay: 0.3s; }
    .reveal[data-delay="400"] { transition-delay: 0.4s; }
    .reveal[data-delay="500"] { transition-delay: 0.5s; }
}

/* Reduced motion: no animations */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .geo-shape {
        animation: none;
    }
    html {
        scroll-behavior: auto;
    }
}

/* ============================================
   Utility
============================================ */
::selection {
    background-color: rgba(86, 118, 54, 0.2);
    color: #222f16;
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #567636;
    outline-offset: 2px;
    border-radius: 4px;
}