/* ===========================
   CSS Variables & Reset
   =========================== */
:root {
    --primary-color: #687077;
    --secondary-color: #42484e;
    --accent-color: #ff6600;
    --text-color: #333;
    --light-text: #666;
    --bg-color: #f9f9f9;
    --border-color: #ddd;
    --max-width: 1200px;
    --spacing-unit: 1rem;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    background-color: #fff;
    line-height: 1.6;
}

/* ===========================
   Container & Layout
   =========================== */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-unit);
}

/* ===========================
   Header & Navigation
   =========================== */
.header {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo h1 {
    font-size: 1.8rem;
    font-weight: bold;
    letter-spacing: 2px;
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
}

.nav a:hover,
.nav a.active {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
}

/* ===========================
   Main Content
   =========================== */
.main-content {
    padding: 3rem 0;
    background-color: #fff;
}

section {
    margin-bottom: 4rem;
}

h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 1.5rem;
    border-bottom: 3px solid var(--accent-color);
    padding-bottom: 0.5rem;
}

h3 {
    color: var(--secondary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    margin-top: 1rem;
}

h3:first-child {
    margin-top: 0;
}

h4 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

p {
    margin-bottom: 1rem;
    color: var(--light-text);
    font-size: 1rem;
    line-height: 1.8;
}

/* ===========================
   Welcome Section
   =========================== */
.welcome-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 3rem;
}

.welcome-section h2 {
    color: white;
    border-bottom-color: var(--accent-color);
}

.welcome-section h3,
.welcome-section h4 {
    color: white;
}

.welcome-section p {
    color: rgba(255, 255, 255, 0.95);
}

.intro-text {
    line-height: 1.8;
}

/* ===========================
   About Section
   =========================== */
.about-section h2 {
    margin-bottom: 2rem;
}

.feature-list {
    list-style-position: inside;
    margin-left: 1rem;
}

.feature-list li {
    padding: 0.5rem 0;
    color: var(--light-text);
}

.feature-list li::before {
    content: "✓ ";
    color: var(--accent-color);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* ===========================
   Info Section
   =========================== */
.info-section {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: 8px;
}

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

.info-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.info-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.info-card h3 {
    color: var(--primary-color);
    margin-top: 0;
}

.info-card ul {
    list-style-position: inside;
    margin-left: 1rem;
}

.info-card li {
    padding: 0.5rem 0;
    color: var(--light-text);
}

/* ===========================
   Contact Section
   =========================== */
.contact-section {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    color: white;
    padding: 2rem;
    border-radius: 8px;
}

.contact-section h2 {
    color: white;
    border-bottom-color: var(--accent-color);
}

.contact-section p {
    color: rgba(255, 255, 255, 0.95);
}

.contact-info {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: 4px;
    margin-top: 1rem;
}

.contact-info a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.contact-info a:hover {
    text-decoration: underline;
}

/* ===========================
   Footer
   =========================== */
.footer {
    background-color: var(--primary-color);
    color: white;
    padding: 2rem 0;
    margin-top: 4rem;
    text-align: center;
}

.footer p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
}

.footer p:last-child {
    margin-bottom: 0;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav ul {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .nav a {
        font-size: 0.9rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.2rem;
    }

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

    .links-grid {
        grid-template-columns: 1fr;
    }

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

    .members-grid ul {
        columns: 1;
    }

    section {
        margin-bottom: 2rem;
    }

    .welcome-section,
    .info-section,
    .contact-section {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 1.4rem;
    }

    .nav ul {
        gap: 0.5rem;
    }

    h2 {
        font-size: 1.3rem;
    }

    h3 {
        font-size: 1rem;
    }

    h4 {
        font-size: 1rem;
    }

    p {
        font-size: 0.95rem;
    }

    .links-grid {
        grid-template-columns: 1fr;
    }

    .cards-grid {
        grid-template-columns: 1fr;
    }

    .example-card,
    .link-card,
    .alert,
    .content-article {
        padding: 1rem;
    }

    .example-image {
        float: none;
        margin: 0 0 1rem 0 !important;
        text-align: center;
    }

    .example-image img {
        max-width: 120px;
    }
}

/* ===========================
   Utility Classes
   =========================== */
.text-center {
    text-align: center;
}

.text-muted {
    color: var(--light-text);
}

.mt-1 { margin-top: var(--spacing-unit); }
.mt-2 { margin-top: calc(var(--spacing-unit) * 2); }
.mt-3 { margin-top: calc(var(--spacing-unit) * 3); }

.mb-1 { margin-bottom: var(--spacing-unit); }
.mb-2 { margin-bottom: calc(var(--spacing-unit) * 2); }
.mb-3 { margin-bottom: calc(var(--spacing-unit) * 3); }

.p-1 { padding: var(--spacing-unit); }
.p-2 { padding: calc(var(--spacing-unit) * 2); }

/* ===========================
   Links
   =========================== */
a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent-color);
}

/* ===========================
   Page Sections
   =========================== */
.page-section {
    margin-bottom: 3rem;
}

.content-article {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    line-height: 1.8;
}

.lead {
    font-size: 1.1rem;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 1.5rem;
}

/* ===========================
   Example Cards (Rigging)
   =========================== */
.example-card {
    background: white;
    border-left: 4px solid var(--accent-color);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.example-card:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transform: translateX(4px);
}

.example-image {
    float: right;
    margin: 0 0 1rem 1.5rem;
    border-radius: 4px;
    overflow: hidden;
}

.example-image img {
    display: block;
    max-width: 150px;
    height: auto;
    border-radius: 4px;
}

.example-card h3 {
    color: var(--primary-color);
    margin-top: 0;
    margin-bottom: 0.75rem;
}

.example-card ul {
    margin-left: 1.5rem;
}

.example-card li {
    margin-bottom: 0.5rem;
    color: var(--light-text);
}

/* ===========================
   Link Cards
   =========================== */
.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.link-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

.link-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    border-color: var(--secondary-color);
    transform: translateY(-4px);
}

.link-card h3 {
    margin-top: 0;
    margin-bottom: 1rem;
}

.link-card h3 a {
    color: var(--primary-color);
}

.link-card h3 a:hover {
    color: var(--accent-color);
}

.link-card p {
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.btn {
    display: inline-block;
    background-color: var(--secondary-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

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

/* ===========================
   Alerts
   =========================== */
.alert {
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    border-left: 4px solid;
}

.alert h3 {
    margin-top: 0;
    margin-bottom: 0.5rem;
}

.alert-info {
    background-color: #e3f2fd;
    color: #1565c0;
    border-left-color: #1976d2;
}

.alert-warning {
    background-color: #fff3e0;
    color: #e65100;
    border-left-color: #f57c00;
}

.alert-success {
    background-color: #e8f5e9;
    color: #2e7d32;
    border-left-color: #388e3c;
}

.alert-danger {
    background-color: #fce4ec;
    color: #c2185b;
    border-left-color: #e91e63;
}

.alert a {
    font-weight: 600;
}

/* ===========================
   Safety Cards Grid
   =========================== */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.safety-card {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    color: white;
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
}

.safety-card h4 {
    color: white;
    margin-top: 0;
    margin-bottom: 0.5rem;
}

.safety-card p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 0.95rem;
}

/* ===========================
   Members Grid
   =========================== */
.members-grid {
    background: var(--bg-color);
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1rem 0;
}

.members-grid ul {
    list-style-position: inside;
    columns: 2;
    column-gap: 2rem;
}

.members-grid li {
    padding: 0.5rem 0;
    color: var(--light-text);
    break-inside: avoid;
}

/* ===========================
   Tables (if needed)
   =========================== */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

table th,
table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

table th {
    background-color: var(--primary-color);
    color: white;
}

table tr:hover {
    background-color: var(--bg-color);
}