@import "colorScheme.css";

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background-color);
}

::-webkit-scrollbar-thumb {
    background: var(--brand-gradient);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--hover-color);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--background-color);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-smooth), color var(--transition-smooth);
}

/* Background Particles */
#particles-js {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1; /* Back to original background level */
    background-color: transparent;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--heading-color);
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }

p {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition-smooth);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h1 {
    position: relative;
    display: inline-block;
    padding-bottom: 10px;
}

.section-title h1::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--brand-gradient);
    border-radius: 2px;
}

.glass {
    background: var(--card-background);
    border: 1px solid var(--border-color);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 2rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
}

.btn-primary {
    background: var(--brand-gradient);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 20px var(--glow-primary);
    filter: brightness(1.1);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-main);
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: var(--secondary-background);
}

/* Scroll Up Button */
.scroll-up {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    z-index: 1001;
    transition: var(--transition-smooth);
    opacity: 0;
    visibility: hidden;
}

.scroll-up.show {
    opacity: 1;
    visibility: visible;
}

.scroll-up:hover {
    transform: translateY(-5px);
    background: var(--hover-color);
}

/* Horizontal Line */
hr {
    display: none; /* Hide old HRs to use section backgrounds instead */
}

/* Section Backgrounds */
section:nth-of-type(even) {
    background-color: transparent;
}

section {
    position: relative;
    overflow: hidden;
    background-color: transparent;
    padding: 60px 0;
}

/* Splash Screen Loader Styles */
.loader-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--background-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader-wrapper.fade-out {
    opacity: 0;
    visibility: hidden;
}

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

.loader-img-container {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--primary-color);
    box-shadow: var(--shadow-lg);
    animation: pulse 1.5s infinite ease-in-out;
}

.loader-img-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.loader-bar {
    width: 200px;
    height: 4px;
    background: var(--divider-color);
    border-radius: 2px;
    margin: 0 auto 10px;
    overflow: hidden;
}

.loader-progress {
    width: 0%;
    height: 100%;
    background: var(--brand-gradient);
    animation: load 2s forwards ease-in-out;
}

.loader-text {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 2px;
    text-transform: uppercase;
    font-size: 0.9rem;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

@keyframes load {
    0% { width: 0%; }
    100% { width: 100%; }
}

/* Navbar Logo specific override */
.logo img {
    border-radius: 50%; /* Circle logo */
    object-fit: cover;
}

/* Animations */
[data-aos].aos-animate {
    pointer-events: auto;
}
.theme-icon {
    filter: none;
}

body.dark-theme .theme-icon {
    filter: invert(1) brightness(2);
}