/* ========================================
   Amit Date - Medical & Health Website
   Custom Styles
======================================== */

/* --- Base & Typography --- */
html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background-color: rgba(45, 212, 191, 0.3);
    color: #0a1628;
}

/* --- Geometric Background Elements --- */
.geo-circle {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
}

.geo-circle--1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(45, 212, 191, 0.06) 0%, transparent 70%);
    top: -200px;
    right: -200px;
}

.geo-circle--2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(15, 33, 64, 0.05) 0%, transparent 70%);
    bottom: -100px;
    left: -100px;
}

.geo-triangle {
    position: absolute;
    width: 0;
    height: 0;
    border-style: solid;
    pointer-events: none;
    z-index: 0;
}

.geo-triangle--1 {
    border-width: 0 60px 100px 60px;
    border-color: transparent transparent rgba(45, 212, 191, 0.08) transparent;
    top: 20%;
    right: 5%;
    transform: rotate(15deg);
}

.geo-square {
    position: absolute;
    pointer-events: none;
    z-index: 0;
}

.geo-square--1 {
    width: 80px;
    height: 80px;
    border: 2px solid rgba(45, 212, 191, 0.1);
    border-radius: 12px;
    top: 60%;
    left: 8%;
    transform: rotate(45deg);
}

.geo-dots {
    position: absolute;
    pointer-events: none;
    z-index: 0;
}

.geo-dots--1 {
    width: 120px;
    height: 120px;
    background-image: radial-gradient(circle, rgba(45, 212, 191, 0.15) 1.5px, transparent 1.5px);
    background-size: 16px 16px;
    bottom: 15%;
    right: 10%;
}

/* --- Navbar --- */
.nav-fixed {
    background: transparent;
    transition: background-color 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

.nav-fixed.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #2dd4bf;
    transition: width 0.3s ease;
}

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

/* --- Mobile Menu --- */
.mobile-menu {
    animation: slideDown 0.3s ease;
}

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

.menu-line {
    transition: all 0.3s ease;
}

.mobile-menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active .menu-line:nth-child(3) {
    width: 20px;
    transform: rotate(-45deg) translate(3px, -3px);
}

.mobile-nav-link {
    display: block;
}

/* --- Buttons --- */
.btn-mint {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #2dd4bf 0%, #14b8a6 100%);
    color: #0a1628;
    font-weight: 600;
    padding: 12px 28px;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    box-shadow: 0 4px 15px rgba(45, 212, 191, 0.3);
}

.btn-mint:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(45, 212, 191, 0.4);
    color: #0a1628;
}

.btn-mint:active {
    transform: translateY(0);
}

.btn-outline-light {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: white;
    font-weight: 600;
    padding: 12px 28px;
    border-radius: 12px;
    text-decoration: none;
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 1rem;
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-2px);
    color: white;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
    border-radius: 14px;
}

/* --- Service Cards --- */
.service-card {
    perspective: 1000px;
}

/* --- Why Cards --- */
.why-card {
    perspective: 1000px;
}

/* --- Testimonial Cards --- */
.testimonial-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

/* --- Scroll Indicator --- */
.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: float 2s ease-in-out infinite;
}

.scroll-mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 13px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: rgba(45, 212, 191, 0.8);
    border-radius: 2px;
    animation: scrollWheel 1.5s ease-in-out infinite;
}

@keyframes scrollWheel {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(10px); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* --- Back to Top --- */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #2dd4bf 0%, #14b8a6 100%);
    color: #0a1628;
    border: none;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 100;
    box-shadow: 0 4px 15px rgba(45, 212, 191, 0.3);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(45, 212, 191, 0.4);
}

/* --- Scroll Reveal Animations --- */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Reduced motion preference */
@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 {
        opacity: 1;
        transform: none;
    }
}

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

textarea {
    min-height: 120px;
}

/* --- Responsive Adjustments --- */
@media (max-width: 768px) {
    .geo-circle--1 {
        width: 300px;
        height: 300px;
    }
    
    .geo-circle--2 {
        width: 200px;
        height: 200px;
    }
    
    .geo-triangle--1 {
        border-width: 0 30px 50px 30px;
    }
    
    .geo-square--1 {
        width: 40px;
        height: 40px;
    }
}