/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #1a3f34;
    --primary-light: #2d6a55;
    --primary-dark: #0f2a22;
    --accent: #c8a45c;
    --accent-light: #e0c07a;
    --accent-dark: #a8883e;
    --text: #1a1a2e;
    --text-light: #6b7280;
    --bg: #f8f9fa;
    --white: #ffffff;
    --error: #dc2626;
    --success: #2e7d32;
    --border: #e5e7eb;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

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

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    object-fit: cover;
}

.club-info {
    display: flex;
    flex-direction: column;
}

.club-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.club-subtitle {
    font-size: 0.75rem;
    color: var(--text-light);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    text-decoration: none;
    color: var(--text);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-link:hover {
    background: rgba(26, 63, 52, 0.08);
    color: var(--primary);
}

.nav-admin {
    background: var(--primary);
    color: var(--white) !important;
}

.nav-admin:hover {
    background: var(--primary-light) !important;
}

/* ===== HERO ===== */
.hero {
    margin-top: 72px;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
    padding: 100px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(200, 164, 92, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-text {
    max-width: 650px;
}

.hero-text h2 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.03em;
}

.hero-text p {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    max-width: 500px;
}

/* ===== FORM SECTION ===== */
.form-section {
    padding: 80px 0 100px;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-header h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.section-header p {
    color: var(--text-light);
    font-size: 1.05rem;
}

.membership-form {
    background: var(--white);
    border-radius: var(--radius);
    padding: 48px;
    box-shadow: var(--shadow-lg);
    max-width: 800px;
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 0;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.required {
    color: var(--error);
}

.form-group input[type="text"],
.form-group input[type="tel"],
.form-group input[type="email"],
.form-group input[type="date"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--text);
    background: var(--white);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 63, 52, 0.1);
}

.form-group input.error,
.form-group textarea.error {
    border-color: var(--error);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.error-message {
    display: block;
    font-size: 0.8rem;
    color: var(--error);
    margin-top: 4px;
    min-height: 20px;
}

/* ===== RADIO GROUP ===== */
.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 4px;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
}

.radio-label:hover {
    border-color: var(--primary-light);
    background: rgba(26, 63, 52, 0.04);
}

.radio-label input[type="radio"] {
    display: none;
}

.radio-label input[type="radio"]:checked + .radio-custom {
    background: var(--primary);
    border-color: var(--primary);
}

.radio-label input[type="radio"]:checked + .radio-custom::after {
    transform: scale(1);
}

.radio-custom {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
}

.radio-custom::after {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--white);
    transform: scale(0);
    transition: var(--transition);
}

.radio-label:has(input:checked) {
    border-color: var(--primary);
    background: rgba(26, 63, 52, 0.06);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--primary-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(26, 63, 52, 0.3);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

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

.btn-secondary:hover {
    background: var(--accent-light);
    transform: translateY(-1px);
}

.form-actions {
    text-align: center;
    margin-top: 32px;
}

/* ===== SUCCESS MESSAGE ===== */
.success-message {
    text-align: center;
    padding: 60px 40px;
    display: none;
    animation: fadeIn 0.5s ease;
}

.success-message .success-icon {
    margin-bottom: 20px;
}

.success-message h3 {
    font-size: 1.5rem;
    color: var(--success);
    margin-bottom: 12px;
}

.success-message p {
    color: var(--text-light);
    margin-bottom: 24px;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== FOOTER ===== */
.footer {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.9);
    padding-top: 60px;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-logo-img {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    object-fit: cover;
}

.footer-logo span {
    font-weight: 600;
    font-size: 1rem;
}

.footer-info p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.footer-contact h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .membership-form {
        padding: 28px 20px;
    }

    .hero {
        padding: 60px 0 50px;
    }

    .hero-text h2 {
        font-size: 2rem;
    }

    .hero-text p {
        font-size: 1rem;
    }

    .form-section {
        padding: 50px 0 70px;
    }

    .section-header h2 {
        font-size: 1.5rem;
    }

    .radio-group {
        flex-direction: column;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .club-name {
        font-size: 0.95rem;
    }

    .club-subtitle {
        font-size: 0.65rem;
    }

    .nav-link {
        font-size: 0.8rem;
        padding: 6px 12px;
    }
}

@media (max-width: 480px) {
    .header-content {
        height: 60px;
    }

    .hero {
        margin-top: 60px;
    }

    .logo {
        width: 36px;
        height: 36px;
    }

    .hero-text h2 {
        font-size: 1.6rem;
    }
}