/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --color-primary: #d8613c;
    --color-secondary: #b1c5a4;
    --color-accent: #cfcabe;
    --color-dark: #111111;
    --color-light: #f9f9f9;
    --color-white: #ffffff;
    --color-border: #e0e0e0;
    --color-gray: #636363;

    /* Typography */
    --font-body: 'Inter', sans-serif;
    --font-heading: 'Cardo', serif;

    /* Spacing */
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2.5rem;
    --spacing-2xl: 4rem;

    /* Transitions */
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-light);
}

/* Construction Banner */
.construction-banner {
    background-color: #FFD700;
    padding: var(--spacing-md) var(--spacing-md);
    text-align: center;
    font-weight: 600;
    font-size: 1rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-dark);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.85rem, 4vw, 2.5rem);
}

h3 {
    font-size: 1.5rem;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-gray);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: darken(var(--color-primary), 10%);
    text-decoration: underline;
}

/* Container */
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Header */
.header {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section h1 {
    font-size: 1.8rem;
    margin: 0;
    color: var(--color-primary);
}

.site-tagline {
    font-size: 0.9rem;
    color: var(--color-gray);
    margin: 0;
}

.header-nav {
    display: flex;
    align-items: center;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-md);
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background-color: var(--color-dark);
    margin: 4px 0;
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
}

.nav-menu a {
    color: var(--color-dark);
    font-weight: 500;
    padding: var(--spacing-sm) 0;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

.nav-menu a:hover {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    text-decoration: none;
}

/* Main Wrapper */
.main-wrapper {
    display: flex;
    max-width: 1200px;
    margin: 0 auto;
}

/* Sidebar */
.sidebar {
    width: 250px;
    padding: var(--spacing-2xl) var(--spacing-lg);
    position: sticky;
    top: 0px;
    height: fit-content;
    border-right: 1px solid var(--color-border);
    background-color: var(--color-white);
}

.sidebar-nav h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
}

.sidebar-nav ul {
    list-style: none;
}

.sidebar-nav li {
    margin-bottom: var(--spacing-md);
}

.sidebar-nav a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-gray);
    border-left: 3px solid transparent;
    transition: var(--transition);
    font-size: 0.95rem;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    color: var(--color-primary);
    border-left-color: var(--color-primary);
    background-color: rgba(216, 97, 60, 0.05);
    text-decoration: none;
}

/* Content */
.content {
    flex: 1;
    padding-bottom: var(--spacing-2xl);
}

/* Sections */
.section {
    padding: var(--spacing-2xl) 0;
    border-bottom: 1px solid var(--color-border);
}

.section:last-of-type {
    border-bottom: none;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(216, 97, 60, 0.1) 0%, rgba(177, 197, 164, 0.1) 100%);
    padding: 4rem var(--spacing-lg);
    text-align: center;
}

.hero h2 {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-2xl);
    color: var(--color-gray);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: 4px;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: darken(var(--color-primary), 10%);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(216, 97, 60, 0.3);
    text-decoration: none;
}

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

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    text-decoration: none;
}

/* Mission List */
.mission-list {
    list-style: none;
    padding: var(--spacing-lg) 0;
}

.mission-list li {
    padding: var(--spacing-md) 0;
    padding-left: var(--spacing-lg);
    position: relative;
}

.mission-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* Reason Grid */
.reason-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.reason-card {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: 4px;
    border-left: 4px solid var(--color-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.reason-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.reason-card h4 {
    color: var(--color-primary);
}

/* Demo Card */
.demo-card {
    background: linear-gradient(135deg, rgba(216, 97, 60, 0.05) 0%, rgba(177, 197, 164, 0.05) 100%);
    padding: var(--spacing-xl);
    border-radius: 4px;
    border: 2px solid var(--color-border);
    margin: var(--spacing-xl) 0;
}

.demo-details {
    margin: var(--spacing-lg) 0;
}

.demo-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.info-item strong {
    color: var(--color-primary);
    display: block;
    margin-bottom: var(--spacing-sm);
}

/* Timeline */
.timeline {
    margin: var(--spacing-xl) 0;
    padding-left: var(--spacing-lg);
    border-left: 3px solid var(--color-primary);
}

.timeline-item {
    padding: var(--spacing-lg) 0;
    padding-left: var(--spacing-lg);
    position: relative;
}

.timeline-item:before {
    content: "";
    position: absolute;
    left: -13px;
    top: var(--spacing-lg);
    width: 24px;
    height: 24px;
    background-color: var(--color-primary);
    border-radius: 50%;
    border: 3px solid var(--color-light);
}

.timeline-time {
    font-weight: 700;
    color: var(--color-primary);
    font-size: 1.1rem;
}

.timeline-content h4 {
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

/* News Grid */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.news-item {
    background-color: var(--color-white);
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.news-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.news-item-date {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-md);
    font-weight: 600;
    font-size: 0.9rem;
}

.news-item-content {
    padding: var(--spacing-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.news-item h4 {
    margin-bottom: var(--spacing-md);
    flex-shrink: 0;
}

.news-item p {
    flex: 1;
    margin-bottom: var(--spacing-md);
}

.news-item-read-more {
    color: var(--color-primary);
    font-weight: 600;
    display: inline-block;
}

/* Contact Info */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.contact-item {
    padding: var(--spacing-lg);
    background-color: var(--color-white);
    border-radius: 4px;
    text-align: center;
    border: 1px solid var(--color-border);
}

.contact-item h4 {
    color: var(--color-primary);
}

.contact-item a {
    font-weight: 500;
}

/* Contact Form */
.contact-form {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: 4px;
    border: 1px solid var(--color-border);
    margin-top: var(--spacing-xl);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(216, 97, 60, 0.1);
}

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

.footer p {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.footer a {
    color: var(--color-accent);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .sidebar {
        display: none;
    }

    .main-wrapper {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    /* Reset Mobile Menu */
    .mobile-menu-btn {
        display: flex;
    }

    .nav-menu {
        display: none;
        position: fixed;
        left: 0;
        top: 70px;
        width: 100%;
        flex-direction: column;
        background-color: var(--color-white);
        gap: 0;
        border-bottom: 1px solid var(--color-border);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu li {
        border-bottom: 1px solid var(--color-border);
    }

    .nav-menu a {
        padding: var(--spacing-lg);
        display: block;
    }

    .sidebar {
        padding: var(--spacing-lg);
    }

    .sidebar-nav ul {
        flex-direction: column;
    }

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

    .reason-grid,
    .news-grid,
    .contact-info {
        grid-template-columns: 1fr;
    }

    .cta-buttons {
        flex-direction: column;
    }

    h2 {
        font-size: 1.8rem;
    }

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

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

    .section {
        padding: var(--spacing-xl) 0;
    }

    h1, h2 {
        font-size: 1.5rem;
    }

    .container {
        padding: 0 var(--spacing-md);
    }
}

/* Utility Classes */
.darken {
    filter: brightness(0.9);
}

.hidden {
    display: none !important;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}