:root {
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-main: #ffffff;
    --text-muted: #a0a0a0;
    --accent: #00f2fe;
    --accent-gradient: linear-gradient(45deg, #4facfe 0%, #00f2fe 100%);
    --bg-dark: #0f172a;
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Dynamic Background */
.background-orbs {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: #764ba2;
    top: -100px;
    left: -100px;
    animation: move1 20s infinite alternate;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: #4facfe;
    bottom: -50px;
    right: -50px;
    animation: move2 15s infinite alternate;
}

.orb-3 {
    width: 200px;
    height: 200px;
    background: #ff0099;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 10s infinite;
}

@keyframes move1 {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(100px, 100px);
    }
}

@keyframes move2 {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(-100px, -50px);
    }
}

@keyframes pulse {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.4;
    }

    50% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.6;
    }

    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.4;
    }
}

/* Glass Container */
.glass-container {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.5rem;
    width: 90%;
    max-width: 900px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

header {
    text-align: center;
}

h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: -1px;
}

.highlight {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

header p {
    color: var(--text-muted);
    font-weight: 300;
}

/* Controls */
.controls {
    display: flex;
    justify-content: center;
}

.input-group {
    display: flex;
    gap: 1rem;
    background: rgba(0, 0, 0, 0.2);
    padding: 0.5rem;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
}

input {
    background: transparent;
    border: none;
    color: white;
    padding: 0.8rem 1rem;
    font-size: 1rem;
    font-family: inherit;
    outline: none;
    min-width: 200px;
}

input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

button {
    background: var(--accent-gradient);
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 8px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    font-family: inherit;
    position: relative;
    min-width: 100px;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(79, 172, 254, 0.4);
}

button:active {
    transform: translateY(0);
}

/* Chart Container */
.chart-container {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 16px;
    padding: 1rem;
    height: 400px;
    width: 100%;
    border: 1px solid var(--glass-border);
}

/* Loader */
.loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

button.loading span {
    visibility: hidden;
}

button.loading .loader {
    display: block;
}

/* Quick Select */
.quick-select {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.chip {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--glass-border);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--text-muted);
    min-width: auto;
    transition: all 0.2s;
}

.chip:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

footer {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: auto;
}