/* ADDED: Import Nunito font from Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600&display=swap');

/* Diploma Font */
@font-face {
    font-family: 'Diploma';
    src: url('../assets/fonts/diploma.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}

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

:root {
    --white: #ffffff;
    --black: #000000;
    --gray: #333333;
    --light-gray: #cccccc;
}

body {
    font-family: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--black);
    color: var(--white);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Loading Screen */
.loader-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.85)),
                url('../assets/images/background.jpg') center/cover;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

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

.loader {
    text-align: center;
}

.loader-logo {
    font-family: 'Diploma', sans-serif;
    font-size: 3rem;
    color: var(--black);
    margin-bottom: 2rem;
    -webkit-text-stroke: 2px var(--white);
    paint-order: stroke fill;
}

.loader-circle {
    width: 80px;
    height: 80px;
    margin: 0 auto;
}

.loader-bg {
    fill: none;
    stroke: rgba(255, 255, 255, 0.2);
    stroke-width: 8;
}

.loader-progress {
    fill: none;
    stroke: var(--white);
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 283;
    stroke-dashoffset: 283;
    animation: loader-spin 1.5s ease-in-out infinite;
    transform-origin: center;
}

@keyframes loader-spin {
    0% {
        stroke-dashoffset: 283;
        transform: rotate(0deg);
    }
    50% {
        stroke-dashoffset: 70;
        transform: rotate(180deg);
    }
    100% {
        stroke-dashoffset: 283;
        transform: rotate(360deg);
    }
}

/* Background */
.background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.85)),
                url('../assets/images/background.jpg') center/cover;
    z-index: -1;
}

/* Navigation */
nav {
    background: transparent;
    padding: 1rem 2rem;
    font-size: 24px;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-content {
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Diploma', sans-serif;
    font-size: 2rem;
    cursor: pointer;
    color: var(--black);
    font-weight: 600;
    -webkit-text-stroke: 2px var(--white);
    paint-order: stroke fill;
    letter-spacing: 3px;
}
.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color:white;
    paint-order: stroke fill;
    letter-spacing: 3px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--white);
    transition: all 0.3s;
    transform: translateX(-50%);
}

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

.nav-links a:hover {
    -webkit-text-stroke: 1.5px var(--white);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--white);
    transition: all 0.3s;
}

/* Home Section */
.home {
    margin: 0 auto;
    padding: 6rem 2rem 4rem;
    text-align: center;
}

.home h1 {
    font-family: 'Diploma', sans-serif;
    font-size: 5rem;
    margin-bottom: 1.5rem;
    color: var(--black);
    -webkit-text-stroke: 3px var(--white);
    paint-order: stroke fill;
    letter-spacing: 3px;
}

.home p {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    color: var(--light-gray);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

.btn {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 2px solid var(--white);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    position: relative;
    overflow: hidden;
}

.btn-download {
    background: var(--white);
    color: var(--black);
    border-color: var(--white);
}

.btn-download:hover {
    background: var(--black);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(255, 255, 255, 0.3);
}

.btn-wiki {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-wiki:hover {
    background: var(--white);
    color: var(--black);
    transform: translateY(-3px);
}

/* Features Section */
.features {
    max-width: 1400px;
    margin: 0 auto;
    padding: 4rem 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature {
    padding: 2rem;
    border-radius: 10px;
    transition: all 0.4s ease;
    backdrop-filter: blur(5px);
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.1);
}

.feature h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    paint-order: stroke fill;
}

.feature p {
    color: var(--light-gray);
    line-height: 1.8;
}

/* Social Section */
.social {
    max-width: 1400px;
    margin: 0 auto;
    padding: 4rem 2rem;
    text-align: center;
}

.social h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    paint-order: stroke fill;
}

.social-links {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.social-link {
    width: 60px;
    height: 60px;
    background: transparent;
    border: 2px solid var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link svg {
    width: 30px;
    height: 30px;
}

.social-link:hover {
    background: var(--white);
    color: var(--black);
    transform: scale(1.1);
    box-shadow: 0 5px 20px rgba(255, 255, 255, 0.3);
}

/* Footer */
footer {
    background: transparent;
    padding: 2rem;
    text-align: center;
    margin-top: 4rem;
}

footer p {
    color: var(--light-gray);
    font-size: 0.9rem;
}

/* Scroll Animations */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}