:root {
    --primary-color: #ff4d4d;
    --secondary-color: #333;
    --text-color: #666;
    --background-color: #fff;
    --rosewater: #FCECDF;
    --crimson-velvet: #9E122C;
    --vibrant-tangerine: #EE6A43;
    --coral-blush: #F99D90;
    --golden-glow: #FBCB77;
    --transition: all 0.4s cubic-bezier(0.645, 0.045, 0.355, 1);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --glow: 0 0 20px rgba(238, 106, 67, 0.4);
    --bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--background-color);
    scroll-behavior: smooth;
    padding-top: 80px;
}

h1,
h2,
h3,
h4 {
    color: var(--secondary-color);
    font-weight: 600;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    padding: 20px 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    height: 80px;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    width: 50px;
    height: auto;
    border-radius: 50%;
    box-shadow: 0 5px 15px rgba(158, 18, 44, 0.3);
}

.brand span {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--crimson-velvet);
}

.nav-menu {
    display: flex;
    gap: 30px;
    list-style: none;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    position: relative;
    transition: var(--transition);
    color: var(--secondary-color);
}

.nav-link:hover {
    color: var(--vibrant-tangerine);
}

.nav-button {
    display: inline-block;
    padding: 10px 25px;
    background-color: var(--crimson-velvet);
    color: white;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
}

.nav-button:hover {
    background-color: var(--vibrant-tangerine);
    transform: translateY(-2px);
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--crimson-velvet);
}

.hero {
    height: calc(100vh - 80px);
    min-height: 600px;
    background: url('https://cdn.youthikaconnect.org/assets/homepage/hero.jpg') no-repeat center center;
    background-size: cover;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(158, 18, 44, 0.6), rgba(238, 106, 67, 0.6));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero h1 {
    color: white;
    font-size: 4rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero h1 span {
    color: var(--golden-glow);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 40px;
}

.cta-button {
    display: inline-block;
    padding: 15px 35px;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    transition: var(--transition);
    margin: 0 10px;
    border: 2px solid transparent;
}

.primary-btn {
    background-color: var(--crimson-velvet);
    color: white;
}

.primary-btn:hover {
    background-color: transparent;
    border: 2px solid var(--crimson-velvet);
    color: var(--crimson-velvet);
}

.secondary-btn {
    background-color: transparent;
    border: 2px solid white;
    color: white;
}

.secondary-btn:hover {
    background-color: white;
    color: var(--crimson-velvet);
}

.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--crimson-velvet);
    margin-bottom: 15px;
}

.dark-section {
    background-color: var(--rosewater);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
}

.about-card {
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    transition: var(--transition);
}

.about-card:hover {
    transform: translateY(-10px);
}

.about-card .icon {
    font-size: 3rem;
    color: var(--vibrant-tangerine);
    margin-bottom: 20px;
}

.about-card h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.stats-grid {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
    text-align: center;
}

.stat-item {
    flex: 1;
    min-width: 200px;
}

.stat-item .counter {
    font-size: 4rem;
    font-weight: 700;
    color: var(--crimson-velvet);
}

.stat-item p {
    font-size: 1.2rem;
    font-weight: 500;
}

.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.event-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.placeholder-img {
    height: 200px;
    background: linear-gradient(45deg, #f3f4f6, #e5e7eb);
    position: relative;
}

.event-content {
    padding: 25px;
}

.event-content h4 {
    font-size: 1.3rem;
    color: var(--crimson-velvet);
    margin-bottom: 10px;
}

.text-collapse {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.text-collapse.expanded {
    max-height: 500px;
}

.read-more-btn {
    background: none;
    border: none;
    color: var(--vibrant-tangerine);
    font-weight: 600;
    cursor: pointer;
    margin-top: 10px;
    padding: 0;
    font-family: inherit;
    font-size: 1rem;
}

.volunteer-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.benefits {
    list-style: none;
    margin-top: 20px;
}

.benefits li {
    margin-bottom: 15px;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.benefits i {
    color: var(--crimson-velvet);
}

.volunteer-form-container {
    padding: 40px;
    border-radius: 20px;
    overflow-x: hidden;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--secondary-color);
}

.form-group input,
.form-group textarea {
    width: 100vw;
    max-width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--crimson-velvet);
    outline: none;
    box-shadow: 0 0 5px rgba(158, 18, 44, 0.3);
}

.submit-btn {
    width: 100%;
    padding: 15px;
    background-color: var(--crimson-velvet);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.submit-btn:hover {
    opacity: 0;
}

.form-message {
    margin-top: 15px;
    text-align: center;
    font-weight: 500;
}

.success-text {
    color: green;
}

.error-text {
    color: red;
}

.footer {
    background-color: var(--crimson-velvet);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    margin-top: 15px;
    opacity: 0.8;
}

.footer-logo {
    height: 40px;
}

.footer-links h4,
.footer-social h4 {
    margin-bottom: 20px;
    color: white;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.f-link {
    cursor: pointer;
    opacity: 0.8;
    transition: var(--transition);
}

.f-link:hover {
    opacity: 1;
    padding-left: 5px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icon {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-icon:hover {
    background: var(--vibrant-tangerine);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        height: calc(100vh - 80px);
        justify-content: flex-start;
        padding-top: 50px;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        z-index: -1;
    }

    .nav-menu.active {
        left: 0;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .event-card {
        width: 120vw;
    }

    .volunteer-wrapper {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .social-icons {
        justify-content: center;
    }
}