:root {
    --bg-color: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.65);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-color: #3b82f6;
    --accent-hover: #2563eb;
    --accent-gradient: linear-gradient(135deg, #3b82f6, #8b5cf6);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 2rem 0; /* Add padding for smaller screens */
}

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

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s infinite alternate;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: #3b82f6;
    top: -100px;
    left: -100px;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: #8b5cf6;
    bottom: -50px;
    right: -50px;
    animation-delay: -5s;
}

.orb-3 {
    width: 250px;
    height: 250px;
    background: #ec4899;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -10s;
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(30px, 50px) scale(1.1); }
}

.container {
    max-width: 600px;
    width: 90%;
    z-index: 1;
    animation: fadeIn 0.8s ease-out;
}

header {
    text-align: center;
    margin-bottom: 2rem;
}

.glow-text {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(139, 92, 246, 0.4);
}

.subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 300;
}

.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 30px;
    padding: 2.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.display-section {
    text-align: center;
    margin-bottom: 2.5rem;
    padding: 2rem 0;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 20px;
    border: 1px inset rgba(255, 255, 255, 0.05);
}

.time-display {
    font-family: 'JetBrains Mono', monospace;
    font-size: 5rem;
    font-weight: 700;
    line-height: 1;
    color: #fff;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
    letter-spacing: -2px;
}

.status-text {
    margin-top: 1rem;
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s;
}

.controls-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-group label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.time-inputs, .repeat-inputs {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

input[type="number"], select {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    padding: 0.8rem 1rem;
    border-radius: 12px;
    font-family: 'Outfit', sans-serif;
    font-size: 1rem;
    outline: none;
    transition: all 0.3s;
}

input[type="number"] {
    width: 80px;
    text-align: center;
}

select {
    flex: 1;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1em;
}

input:focus, select:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.3);
}

input:disabled, select:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* File Upload Styles */
.file-upload-wrapper {
    margin-top: 0.8rem;
    display: none;
    animation: fadeIn 0.3s ease;
}

input[type="file"] {
    background: rgba(15, 23, 42, 0.4);
    border: 2px dashed rgba(255, 255, 255, 0.2);
    padding: 1rem;
    border-radius: 12px;
    width: 100%;
    color: var(--text-secondary);
    cursor: pointer;
    font-family: 'Outfit', sans-serif;
    transition: all 0.3s ease;
}

input[type="file"]:hover {
    border-color: var(--accent-color);
    background: rgba(59, 130, 246, 0.1);
}

input[type="file"]::file-selector-button {
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 8px;
    margin-right: 1rem;
    cursor: pointer;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    transition: background 0.3s;
}

input[type="file"]::file-selector-button:hover {
    background: var(--accent-hover);
}

/* Volume Control Styles */
.volume-control {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(15, 23, 42, 0.6);
    padding: 0.8rem 1rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.volume-icon {
    font-size: 1.2rem;
    user-select: none;
}

input[type="range"] {
    -webkit-appearance: none;
    flex: 1;
    background: transparent;
    cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    height: 18px;
    width: 18px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
    margin-top: -7px;
    transition: transform 0.1s;
}

input[type="range"]::-webkit-slider-thumb:active {
    transform: scale(1.2);
}

input[type="range"]::-webkit-slider-runnable-track {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
}

input[type="range"]:focus {
    outline: none;
}

/* Checkbox */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--text-primary) !important;
    text-transform: none !important;
    letter-spacing: normal !important;
    margin-left: 1rem;
}

.checkbox-label input {
    display: none;
}

.custom-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 6px;
    display: inline-block;
    position: relative;
    transition: all 0.2s;
}

.checkbox-label input:checked + .custom-checkbox {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

.checkbox-label input:checked + .custom-checkbox::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 2px;
    width: 4px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.action-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    flex: 1;
    padding: 1.2rem;
    border: none;
    border-radius: 16px;
    font-size: 1.1rem;
    font-weight: 700;
    font-family: 'Outfit', sans-serif;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 10px 20px -10px rgba(139, 92, 246, 0.5);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 15px 25px -10px rgba(139, 92, 246, 0.7);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.15);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pulse-anim {
    animation: textPulse 1s infinite alternate;
}

@keyframes textPulse {
    from { color: #fff; text-shadow: 0 0 20px rgba(255, 255, 255, 0.3); }
    to { color: #fbbf24; text-shadow: 0 0 30px rgba(251, 191, 36, 0.8); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}