:root {
    --primary-color: #00ffcc;
    --background-dark: #0a0a1a;
    --card-dark: #003333;
    --text-light: #00ffcc;
    --accent: #00ffcc;
    --grey-900: #111827;
    --grey-800: #1f2937;
    --grey-700: #374151;
    --grey-600: #4b5563;
    --grey-500: #6b7280;
    --grey-400: #9ca3af;
    --grey-300: #d1d5db;
    --grey-200: #e5e7eb;
    --grey-100: #f3f4f6;
    --grey-50: #f9fafb;
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 0.75rem;
    --space-lg: 1rem;
    --space-xl: 1.5rem;
    --space-2xl: 2rem;
    --radius-sm: 0.125rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --transition: all 0.2s ease-in-out;
}

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

body {
    font-family: 'Courier New', monospace;
    background-color: var(--background-dark);
    color: var(--text-light);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header Styles - Full Width */
.site-header {
    background-color: white;
    color: black;
    border-bottom: 1px solid #d1d5db;
    width: 100%;
    position: relative;
    z-index: 100;
}

.header-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    text-decoration: none;
}

.logo img {
    height: 80px;
    width: auto;
}

.nav-menu {
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.nav-link {
    color: black;
    font-size: 1rem;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.nav-link:hover {
    background-color: #a7a5a5;
    color: white;
}

.nav-link.active {
    background-color: #a7a5a5;
    color: white;
}
h1 {
  margin: 20px 0 12px;
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1.1;
  text-align: center;
}

p {
  margin: 0;
  font-size: clamp(16px, 2.6vw, 18px);
  line-height: 1.6;
  opacity: 0.9;
  padding: 0 20px;
}
/* Main Content Container */
.container {
    max-width: 1000px;
    margin: 2rem auto;
    border: 2px solid var(--primary-color);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 0 20px rgba(0, 255, 204, 0.3);
    flex: 1;
}

.translator-box {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.input-area, .output-area {
    position: relative;
}

.input-area h2, .output-area h2 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

textarea {
    width: 100%;
    min-height: 150px;
    background-color: rgba(0, 20, 20, 0.7);
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: 15px;
    font-size: 16px;
    border-radius: 5px;
    resize: vertical;
    font-family: 'Courier New', monospace;
    box-sizing: border-box;
}

textarea:focus {
    outline: none;
    box-shadow: 0 0 10px rgba(0, 255, 204, 0.5);
}

.controls {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
    align-items: center;
}

button {
    background-color: var(--card-dark);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    padding: 8px 15px;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Courier New', monospace;
    font-size: 14px;
}

button:hover {
    background-color: var(--primary-color);
    color: var(--card-dark);
    box-shadow: 0 0 10px rgba(0, 255, 204, 0.7);
}

button.active {
    background-color: var(--primary-color);
    color: var(--card-dark);
}

.speed-control {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-color);
}

input[type="range"] {
    width: 150px;
    accent-color: var(--primary-color);
}

.visual-morse {
    margin-top: 20px;
    padding: 15px;
    background-color: rgba(0, 20, 20, 0.7);
    border: 1px solid var(--primary-color);
    border-radius: 5px;
    min-height: 50px;
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    align-items: center;
}

.dot, .dash, .space {
    display: inline-block;
    transition: all 0.2s;
}

.dot {
    width: 10px;
    height: 10px;
    background-color: var(--primary-color);
    border-radius: 50%;
}

.dash {
    width: 25px;
    height: 10px;
    background-color: var(--primary-color);
    border-radius: 5px;
}

.space {
    width: 15px;
    height: 10px;
}

.char-space {
    width: 30px;
    height: 10px;
}

.word-space {
    width: 50px;
    height: 10px;
}

.audio-controls {
    margin-top: 20px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.ai-suggestions {
    margin-top: 20px;
    padding: 15px;
    background-color: rgba(0, 20, 20, 0.7);
    border: 1px solid var(--primary-color);
    border-radius: 5px;
}

.ai-suggestions h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.suggestion {
    padding: 8px;
    margin: 5px 0;
    cursor: pointer;
    border-radius: 3px;
    transition: var(--transition);
}

.suggestion:hover {
    background-color: rgba(0, 255, 204, 0.1);
}

.history {
    margin-top: 20px;
    max-height: 200px;
    overflow-y: auto;
    padding: 15px;
    background-color: rgba(0, 20, 20, 0.7);
    border: 1px solid var(--primary-color);
    border-radius: 5px;
}

.history h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.history-item {
    padding: 5px;
    border-bottom: 1px solid #006666;
    cursor: pointer;
    transition: var(--transition);
}

.history-item:hover {
    background-color: rgba(0, 255, 204, 0.1);
}

/* Animations */
@keyframes pulse {
    0% { opacity: 0.3; }
    50% { opacity: 1; }
    100% { opacity: 0.3; }
}

.pulse {
    animation: pulse 1.5s infinite;
}

.flash-animation {
    animation: flash 0.5s;
}

@keyframes flash {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Footer Styles - Full Width */
.footer {
    background-color: var(--grey-900);
    color: var(--grey-300);
    padding-top: var(--space-2xl);
    margin-top: auto;
    border-radius: 10px;
    border: 2px solid white;
    width: 100%;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl) var(--space-2xl);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
}

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.footer-logo-icon {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
}

.footer-tagline {
    color: var(--grey-400);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.footer-heading {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    color: white;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--space-md);
}

.footer-links a {
    color: var(--grey-400);
    text-decoration: none;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.footer-links a:hover {
    color: white;
    transform: translateX(5px);
}

.social-links {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-lg);
    flex-wrap: wrap;
}

.social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: var(--grey-300);
    text-decoration: none;
}

.social-link:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
    color: white;
}

.footer-bottom {
    background-color: rgba(0, 0, 0, 0.3);
    padding: var(--space-lg);
    text-align: center;
    color: var(--grey-500);
    font-size: 0.9rem;
}

.footer-bottom p {
    margin-bottom: var(--space-xs);
}

.footer-bottom p:last-child {
    margin-bottom: 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        margin: 1.5rem;
        max-width: none;
    }
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 12px;
        padding: 12px 16px;
        align-items: stretch;
    }
    
    .logo {
        justify-content: center;
        margin-bottom: 8px;
    }
    
    .nav-menu {
        width: 100%;
        justify-content: center;
        gap: 6px;
        max-width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .nav-menu::-webkit-scrollbar {
        display: none;
    }
    
    .nav-link {
        font-size: 0.95rem;
        padding: 8px 12px;
        flex-shrink: 0;
        min-width: fit-content;
    }

    .container {
        margin: 1rem;
        padding: 15px;
    }

    .controls {
        flex-direction: column;
        align-items: stretch;
    }

    .speed-control {
        justify-content: center;
    }

    .audio-controls {
        flex-direction: column;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
        padding: 0 var(--space-lg) var(--space-xl);
    }

    .footer-logo {
        justify-content: center;
        margin-left: 0;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 10px 12px;
    }

    .nav-menu {
        gap: 4px;
    }
    
    .nav-link {
        font-size: 0.85rem;
        padding: 6px 8px;
    }

    .container {
        margin: 0.5rem;
        padding: 10px;
    }

    button {
        padding: 6px 12px;
        font-size: 12px;
    }

    .speed-control input[type="range"] {
        width: 120px;
    }
}