/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
}

/* CSS Variables */
:root {
    --primary-color: #71161c;
    --secondary-color: #71161c;
    --accent-color: #71161c;
    --dark-color: #1e2728;
    --light-color: #f4ede3;
    --gray-color: #6b7280;
    --white: #ffffff;
    --gradient: linear-gradient(135deg, #71161c 0%, #5a1216 100%);
    --shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

/* Utility classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    font-size: 16px;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

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

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

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

.highlight {
    background: var(--gradient);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    gap: 2rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo-img {
    height: 40px;
    width: auto;
}

.logo-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.main-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.sub-title {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--gray-color);
    line-height: 1;
}

.nav-donate {
    flex-shrink: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    flex: 1;
    justify-content: center;
}

.nav-link {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    transition: var(--transition);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--dark-color);
    border-radius: 2px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding-top: 70px;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-color);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.bike-illustration {
    width: 300px;
    height: 300px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
    animation: float 3s ease-in-out infinite;
}

.hero-logo {
    width: 200px;
    height: auto;
    filter: brightness(0) invert(1);
}

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

/* About Section */
.about {
    padding: 6rem 0;
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.about-card {
    text-align: center;
    padding: 2rem;
    border-radius: var(--border-radius);
    background: var(--light-color);
    transition: var(--transition);
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.card-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.card-icon i {
    font-size: 2rem;
    color: var(--white);
}

.about-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.about-card p {
    color: var(--gray-color);
    line-height: 1.6;
}

/* Program Section */
.program {
    padding: 6rem 0;
    background: var(--light-color);
}

.program-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: start;
}

.program-info h3 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.program-features {
    list-style: none;
    margin-bottom: 2rem;
}

.program-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    color: var(--gray-color);
}

.program-features i {
    color: var(--accent-color);
    font-weight: bold;
}

.schedule {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.schedule h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.schedule-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    color: var(--gray-color);
}

.schedule-item i {
    color: var(--primary-color);
    width: 16px;
}

.leader-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
}

.leader-avatar {
    width: 100px;
    height: 100px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.leader-avatar i {
    font-size: 3rem;
    color: var(--white);
}

.leader-card h4 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.leader-title {
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 1rem;
}

.leader-card p {
    color: var(--gray-color);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.leader-qualities {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.quality {
    background: var(--light-color);
    color: var(--primary-color);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* Fundraising Section */
.fundraising {
    padding: 6rem 0;
    background: var(--white);
}

.fundraising-intro {
    text-align: center;
    font-size: 1.125rem;
    color: var(--gray-color);
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.fundraising-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.stat-card {
    text-align: center;
    padding: 2rem 1rem;
    background: var(--light-color);
    border-radius: var(--border-radius);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--gray-color);
    font-weight: 500;
}

.progress-container {
    max-width: 600px;
    margin: 0 auto 3rem;
}

.progress-bar {
    width: 100%;
    height: 12px;
    background: #e5e7eb;
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.progress-fill {
    height: 100%;
    background: var(--gradient);
    width: 16%;
    transition: width 1s ease-in-out;
}

.progress-text {
    text-align: center;
    color: var(--gray-color);
    font-weight: 500;
}

.donation-info {
    max-width: 800px;
    margin: 0 auto;
}

.donation-info h3 {
    font-size: 1.75rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--dark-color);
}

.donation-tiers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.tier {
    text-align: center;
    padding: 1.5rem;
    background: var(--light-color);
    border-radius: var(--border-radius);
    border: 2px solid transparent;
    transition: var(--transition);
}

.tier:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.tier h4 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.tier p {
    color: var(--gray-color);
    font-size: 0.875rem;
}

.donate-button-container {
    text-align: center;
}

.donate-note {
    margin-top: 1rem;
    color: var(--gray-color);
    font-size: 0.875rem;
    text-align: center;
}

/* GiveButter Widget Containers */
.givebutter-widget-container {
    text-align: center;
    margin: 2rem 0;
}

#givebutter-goal-widget {
    max-width: 600px;
    margin: 3rem auto;
}

#givebutter-form-widget {
    margin: 2rem 0 1rem 0;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background: var(--light-color);
}

.contact-intro {
    text-align: center;
    font-size: 1.125rem;
    color: var(--gray-color);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.contact-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: start;
}

.signup-form {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--dark-color);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 2px solid #e5e7eb;
    border-radius: var(--border-radius);
    font-size: 16px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.checkmark {
    flex-shrink: 0;
}

.contact-info {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 1rem;
    color: var(--gray-color);
}

.contact-item i {
    color: var(--primary-color);
    width: 16px;
    margin-top: 2px;
}

.social-links {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #e5e7eb;
}

.social-links h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--light-color);
    color: var(--primary-color);
    border-radius: 50%;
    text-decoration: none;
    margin-right: 12px;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 2rem 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.25rem;
    font-weight: 600;
}

.footer-logo-img {
    height: 30px;
    width: auto;
    filter: brightness(0) invert(1);
}

/* Responsive Design */
@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 2rem;
        transition: var(--transition);
    }

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

    .nav-donate {
        position: absolute;
        top: 15px;
        right: 60px;
        z-index: 1001;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

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

    .program-content {
        grid-template-columns: 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .hero {
        min-height: 80vh;
        padding-top: 60px;
    }

    .about, .program, .fundraising, .contact {
        padding: 3rem 0;
    }

    .nav-container {
        height: 60px;
    }

    .navbar {
        position: fixed;
        top: 0;
    }

    .nav-menu {
        top: 60px;
        height: calc(100vh - 60px);
    }

    .hero-title {
        font-size: 2rem;
        margin-bottom: 1rem;
    }

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .btn {
        font-size: 14px;
        padding: 10px 20px;
    }

    .btn-large {
        font-size: 16px;
        padding: 14px 28px;
    }

    .bike-illustration {
        width: 180px;
        height: 180px;
    }

    .hero-logo {
        width: 120px;
    }

    .bike-illustration i {
        font-size: 5rem;
    }

    .section-title {
        font-size: 2rem;
        margin-bottom: 2rem;
    }

    .fundraising-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .donation-tiers {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .hero {
        min-height: 70vh;
        padding-top: 50px;
    }

    .about, .program, .fundraising, .contact {
        padding: 2rem 0;
    }

    .nav-container {
        height: 50px;
        padding: 0 15px;
    }

    .navbar {
        position: fixed;
        top: 0;
    }

    .nav-menu {
        top: 50px;
        height: calc(100vh - 50px);
    }

    .logo-img {
        height: 30px;
    }

    .main-title {
        font-size: 1.2rem;
    }

    .sub-title {
        font-size: 0.7rem;
    }

    .container {
        padding: 0 15px;
    }

    .hero-container {
        padding: 0 15px;
        gap: 1.5rem;
    }

    .hero-title {
        font-size: 1.75rem;
        margin-bottom: 0.8rem;
    }

    .hero-subtitle {
        margin-bottom: 1.2rem;
    }

    .section-title {
        font-size: 1.75rem;
        margin-bottom: 1.5rem;
    }

    .bike-illustration {
        width: 150px;
        height: 150px;
    }

    .hero-logo {
        width: 100px;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .about-card {
        padding: 1.5rem;
    }

    .donation-tiers {
        grid-template-columns: 1fr;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
        gap: 0.8rem;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}