/* ===============================================
   GOLF CLUBBER - COMPONENTS
   =============================================== */

/* === NAVIGATION BAR === */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--navbar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: var(--z-fixed);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition-base);
}

.navbar.scrolled {
    background: var(--navbar-bg-scrolled);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--navbar-height);
}

.logo {
    font-size: 21px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
    transition: var(--transition-base);
}

.logo:hover {
    opacity: 0.7;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-lg);
    align-items: center;
}

.nav-menu a {
    color: var(--color-primary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-normal);
    transition: var(--transition-base);
    opacity: 0.8;
    position: relative;
}

.nav-menu a:hover {
    opacity: 1;
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-green);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--color-primary);
    padding: var(--space-xs);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: var(--navbar-height);
        flex-direction: column;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: var(--transition-base);
        padding: var(--space-xl) 0;
        gap: var(--space-md);
        box-shadow: var(--shadow-lg);
    }

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

    .menu-toggle {
        display: block;
    }
    
    .nav-menu a.active::after {
        display: none;
    }
}

/* === HERO SECTION === */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--color-green-gradient);
    color: var(--color-text-white);
    position: relative;
    overflow: hidden;
    margin-top: var(--navbar-height);
    padding: var(--space-4xl) var(--container-padding);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></svg>');
    opacity: 0.3;
    animation: float 20s infinite linear;
}

@keyframes float {
    from { transform: translateY(0); }
    to { transform: translateY(-100px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.hero h1 {
    font-size: clamp(48px, 8vw, 96px);
    font-weight: var(--font-weight-bold);
    letter-spacing: var(--letter-spacing-tight);
    margin-bottom: var(--space-md);
    line-height: var(--line-height-tight);
}

.hero p {
    font-size: clamp(18px, 3vw, 28px);
    font-weight: var(--font-weight-light);
    opacity: 0.9;
    margin-bottom: var(--space-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* === BUTTONS === */

.btn {
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    text-decoration: none;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    transition: var(--transition-base);
    display: inline-block;
    cursor: pointer;
    border: none;
    text-align: center;
}

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

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

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

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

.btn-accent {
    background: var(--color-accent);
    color: var(--color-text-white);
}

.btn-accent:hover {
    background: var(--color-accent-hover);
    transform: scale(1.05);
}

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

.btn-outline:hover {
    background: var(--color-green);
    color: var(--color-text-white);
}

.btn-lg {
    padding: var(--space-md) var(--space-xl);
    font-size: var(--font-size-md);
}

.btn-sm {
    padding: var(--space-xs) var(--space-md);
    font-size: var(--font-size-sm);
}

.btn-group {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* === CARDS === */

.card {
    background: var(--color-bg-alt);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl) var(--space-lg);
    text-align: center;
    transition: var(--transition-base);
    cursor: pointer;
    height: 100%;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

.card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-md);
    background: var(--color-green);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
}

.card h3 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
}

.card p {
    color: var(--color-secondary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
}

/* Card Image */
.card-img {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 1;
    background: var(--color-green-gradient);
    cursor: pointer;
    transition: var(--transition-base);
}

.card-img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-2xl);
}

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

.card-img::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 50%, rgba(0, 0, 0, 0.5));
    opacity: 0;
    transition: var(--transition-base);
}

.card-img:hover::after {
    opacity: 1;
}

.card-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-md);
    color: var(--color-text-white);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    transform: translateY(100%);
    transition: var(--transition-base);
    z-index: 1;
}

.card-img:hover .card-label {
    transform: translateY(0);
}

/* === SECTION HEADER === */

.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: var(--font-weight-bold);
    letter-spacing: -1px;
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
}

.section-header p {
    font-size: var(--font-size-md);
    color: var(--color-secondary);
}

/* === STATS === */

.stat-item {
    text-align: center;
}

.stat-item h3 {
    font-size: clamp(48px, 8vw, 64px);
    font-weight: var(--font-weight-bold);
    color: var(--color-green);
    margin-bottom: var(--space-xs);
    line-height: 1;
}

.stat-item p {
    font-size: var(--font-size-md);
    color: var(--color-secondary);
}

/* === FOOTER === */

.footer {
    background: var(--color-bg-alt);
    padding: var(--space-3xl) var(--container-padding) var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.footer-content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-column h4 {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    color: var(--color-primary);
}

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

.footer-column a {
    color: var(--color-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    line-height: 2;
    transition: var(--transition-base);
    display: block;
}

.footer-column a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
    text-align: center;
    color: var(--color-secondary);
    font-size: var(--font-size-xs);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.footer-links {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--color-secondary);
    font-size: var(--font-size-xs);
    transition: var(--transition-base);
}

.footer-links a:hover {
    color: var(--color-primary);
}

@media (max-width: 768px) {
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}

/* === SCROLL INDICATOR === */

.scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

.scroll-indicator::after {
    content: '↓';
    font-size: 32px;
    color: var(--color-text-white);
    opacity: 0.7;
}