/* Main styling for the e-sitar application */
body {
    margin: 0;
    padding: 20px;
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #1a1a1a, #4a4a4a);
    color: #fff;
    min-height: 100vh;
    padding-top: 90px; /* Added to account for fixed navigation */
}

/* Navigation Bar Styles */
.main-nav {
    background: rgba(26, 26, 26, 0.95);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo a {
    color: #ffd700;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: bold;
    transition: color 0.3s ease;
}

.nav-logo a:hover {
    color: #ffeb3b;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 30px;
    margin: 0;
    padding: 0;
}

.nav-links li a {
    color: #fff;
    text-decoration: none;
    font-size: 1rem;
    padding: 8px 12px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.nav-links li a:hover {
    background: rgba(255, 215, 0, 0.1);
    color: #ffd700;
}

.nav-links li a.active {
    background: #ffd700;
    color: #1a1a1a;
}

/* Main content wrapper */
main {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
}

h1 {
    text-align: center;
    color: #ffd700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    margin-bottom: 40px;
}

/* Sitar container and string styling */
.sitar-container {
    background: #2a2a2a;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.string-container {
    position: relative;
    padding: 40px 0;
    margin: 20px 0;
}

.note-markers {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    padding: 0 10px;
}

.note-marker {
    color: #ffd700;
    font-size: 0.9em;
    position: relative;
    cursor: pointer;
    transition: all 0.2s;
}

.note-marker::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -8px;
    transform: translateX(-50%);
    width: 2px;
    height: 6px;
    background: #ffd700;
}

.note-marker:hover {
    color: #ffeb3b;
    transform: translateY(-2px);
}

.main-string {
    position: relative;
    width: 100%;
    height: 60px;
    background: #333;
    border-radius: 10px;
    margin: 20px 0;
}

.string-line {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 2px;
    background: #ffd700;
    transform: translateY(-50%);
}

.note-label {
    position: absolute;
    top: -25px;
    transform: translateX(-50%);
    color: #ffd700;
    font-size: 16px;
    font-weight: bold;
}

/* Position note labels based on their frequencies */
.note-sa { left: 0%; }         /* 240 Hz */
.note-re { left: 12.5%; }      /* 270 Hz */
.note-ga { left: 20%; }        /* 288 Hz */
.note-ma { left: 33.33%; }     /* 320 Hz */
.note-pa { left: 50%; }        /* 360 Hz */
.note-dha { left: 68.75%; }    /* 405 Hz */
.note-ni { left: 80%; }        /* 432 Hz */
.note-sa-high { left: 100%; }  /* 480 Hz */

.string-bead {
    position: absolute;
    width: 20px;
    height: 20px;
    background: #ff4444;
    border-radius: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: none;
    pointer-events: none;
    z-index: 2;
}

.string-bead.on-note {
    width: 16px;
    height: 16px;
    background: #ffd700;
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.8);
}

.string-bead.on-note::after {
    content: attr(data-note);
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    background: #ffd700;
    color: #1a1a1a;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.8em;
    font-weight: bold;
    white-space: nowrap;
}

.main-string:hover .string-bead {
    display: block;
}

.main-string.active .string-bead {
    display: block;
}

/* Fret markers styling */
.frets {
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
}

.fret {
    width: 40px;
    height: 40px;
    background: #3a3a3a;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    border: 2px solid #ffd700;
    color: #ffd700;
}

.fret:hover {
    background: #ffd700;
    color: #1a1a1a;
    transform: scale(1.1);
}

.fret.active {
    background: #ffd700;
    color: #1a1a1a;
    animation: pulse 0.5s;
}

/* Controls section styling */
.controls {
    background: rgba(26, 26, 26, 0.8);
    padding: 30px;
    border-radius: 10px;
    width: 100%;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.slider-container {
    display: flex;
    align-items: center;
    width: 100%;
    gap: 20px;
    padding: 10px 0;
    position: relative;
}

.slider-container label {
    color: #ffd700;
    min-width: 150px;
    font-size: 16px;
    display: flex;
    align-items: center;
}

input[type="range"] {
    flex: 1;
    height: 8px;
    -webkit-appearance: none;
    appearance: none;
    background: #3a3a3a;
    border-radius: 4px;
    outline: none;
    width: 100%;
    margin: 0;
    padding: 0;
    position: relative;
    cursor: pointer;
}

input[type="range"]::-webkit-slider-runnable-track {
    height: 8px;
    background: #3a3a3a;
    border-radius: 4px;
    border: 1px solid #4a4a4a;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    background: #ffd700;
    border: 2px solid #fff;
    border-radius: 50%;
    cursor: pointer;
    margin-top: -8px; /* Centers the thumb on the track */
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 2;
}

/* For Firefox */
input[type="range"]::-moz-range-track {
    height: 8px;
    background: #3a3a3a;
    border-radius: 4px;
    border: 1px solid #4a4a4a;
}

input[type="range"]::-moz-range-thumb {
    width: 24px;
    height: 24px;
    background: #ffd700;
    border: 2px solid #fff;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
}

/* For IE */
input[type="range"]::-ms-track {
    height: 8px;
    background: transparent;
    border-radius: 4px;
    border-color: transparent;
    color: transparent;
}

input[type="range"]::-ms-fill-lower {
    background: #3a3a3a;
    border: 1px solid #4a4a4a;
    border-radius: 4px;
}

input[type="range"]::-ms-fill-upper {
    background: #3a3a3a;
    border: 1px solid #4a4a4a;
    border-radius: 4px;
}

input[type="range"]::-ms-thumb {
    width: 24px;
    height: 24px;
    background: #ffd700;
    border: 2px solid #fff;
    border-radius: 50%;
    cursor: pointer;
    margin-top: 0;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
}

/* Duration value styling */
#durationValue {
    color: #ffd700;
    margin-left: 10px;
    min-width: 40px;
    text-align: right;
}

button#droneToggle {
    padding: 15px 30px;
    background: #ffd700;
    border: none;
    border-radius: 5px;
    color: #1a1a1a;
    cursor: pointer;
    font-weight: bold;
    font-size: 16px;
    transition: all 0.2s;
    width: 200px;
    align-self: center;
    margin-bottom: 10px;
}

button#droneToggle:hover {
    background: #ffeb3b;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* Container styling */
.container {
    max-width: 100%;
    padding: 20px;
    margin-bottom: 30px;
    background: rgba(26, 26, 26, 0.8);
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

/* Animation keyframes */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.control-group span {
    color: #ffd700;
    font-size: 0.9em;
    min-width: 45px;
    text-align: right;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        height: auto;
        padding: 15px 20px;
    }

    .nav-links {
        flex-direction: column;
        gap: 15px;
        width: 100%;
        text-align: center;
        margin-top: 15px;
    }

    .nav-links li a {
        display: block;
        padding: 10px;
    }

    .frets {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }

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

    label {
        min-width: auto;
        margin-bottom: 5px;
    }
}