@import url("https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap");

* {
    box-sizing: border-box;
    font-family: "Poppins", sans-serif;

    --background-color: rgba(246, 246, 246, 1);
    --background-text-color: rgba(18, 55, 64, 1);
    --surface-light-color: rgba(84, 154, 171, 0.1);
    --surface-color: rgba(84, 154, 171, 0.3);
    --surface-text-color: rgba(18, 55, 64, 0.85);
    --primary-color: rgba(29, 185, 84, 1);
    --primary-text-color: rgba(246, 246, 246, 1);
    --error-color: rgba(240, 40, 30, 0.3);
    --error-text-color: rgba(240, 40, 30, 1);

    --cubic-ease-out: cubic-bezier(0.215, 0.61, 0.355, 1);
}

.dark-mode, .dark-mode * {
    --background-color: rgba(20, 20, 20, 1);
    --background-text-color: rgba(29, 185, 84, 1);
    --surface-light-color: rgba(84, 154, 171, 0.1);
    --surface-color: rgba(84, 154, 171, 0.25);
    --surface-text-color: rgba(29, 185, 84, 1);
    --primary-color: rgba(29, 185, 84, 1);
    --primary-text-color: rgba(246, 246, 246, 1);
    --error-color: rgba(240, 40, 30, 0.2);
    --error-text-color: rgba(240, 40, 30, 1);
}

[contenteditable] {
    outline: none;
}

.cloneable {
    display: none!important;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    padding: 0;
    margin: 0;
    background: var(--background-color);
    color: var(--background-text-color);
}

h1, h2 {
    margin: 0;
    padding: 1.5rem 0 1.1rem;
    font-size: 1.6rem;
}

.surface {
    background: var(--surface-color);
    color: var(--surface-text-color);
}

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

a {
    text-decoration: none;
    font-weight: 600;
    color: inherit
}

a:hover {
    text-decoration: underline;
}

main {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

header {
    position: relative;
}

header > .go-to-screen, #download, #last-go-back {
    position: absolute;
    top: calc(50% + 0.2rem);
    left: -1rem;
    transform: translate(-100%, -50%);
    border: 0;
    border-radius: 0.5rem;
    padding: 0.5rem;
    background-color: var(--surface-light-color);
    color: var(--surface-text-color);
    transition: 150ms var(--cubic-ease-out);
}

header > .go-to-screen.right, #download {
    right: -1rem;
    left: auto;
    transform: translate(100%, -50%);
}

header > .go-to-screen:hover, #download:hover, #last-go-back:hover {
    cursor: pointer;
    background-color: var(--surface-color);
}

footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    padding: 1.5rem 1rem;
    min-height: 6rem;
    font-size: 0.9rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

footer > div:first-child {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 500;
    white-space: nowrap;
    flex-wrap: nowrap;
}

footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    padding: 0.2rem 0.4rem;
    border-radius: 0.3rem;
    transition: all 0.2s ease;
}

footer a:hover {
    color: white;
    background: var(--primary-color);
}

#dark-mode-toggle {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.4rem;
    font-weight: 600;
    font-size: 0.85rem;
    padding: 0.5rem 0.8rem;
    border-radius: 1.5rem;
    background: var(--surface-color);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.2s ease;
}

#dark-mode-toggle:hover {
    cursor: pointer;
    background: var(--surface-light-color);
    transform: translateY(-1px);
}

#dark-mode-toggle .material-symbols-outlined {
    font-size: 1rem;
}

#dark-mode-toggle::before {
    content: "Switch to dark";
}

.dark-mode #dark-mode-toggle::before {
    content: "Switch to light";
}

#dark-mode-toggle > span::after {
    content: "dark_mode";
}

.dark-mode #dark-mode-toggle > span::after {
    content: "light_mode";
}

@media screen and (max-width: 768px) {
    footer {
        font-size: 0.85rem;
        padding: 1.2rem 0.8rem;
        gap: 0.7rem;
    }
    
    footer > div:first-child {
        gap: 0.5rem;
    }
    
    #dark-mode-toggle {
        font-size: 0.8rem;
        padding: 0.4rem 0.7rem;
    }
    
    #dark-mode-toggle .material-symbols-outlined {
        font-size: 0.9rem;
    }
}

@media screen and (max-width: 450px) {
    footer {
        font-size: 0.8rem;
        padding: 1rem 0.5rem;
        min-height: 5rem;
        gap: 0.6rem;
    }
    
    footer > div:first-child {
        gap: 0.3rem;
        text-align: center;
        white-space: nowrap;
    }
    
    #dark-mode-toggle {
        padding: 0.4rem 0.6rem;
        font-size: 0.75rem;
    }
    
    footer a {
        padding: 0.15rem 0.3rem;
        font-size: 0.8rem;
    }
}

/* Control Sliders Styles */
.controls-section {
    margin: 1.5rem 0;
    padding: 1rem;
    background: var(--surface-light-color);
    border-radius: 0.8rem;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.control-group:last-child {
    margin-bottom: 0;
}

.control-group label {
    min-width: 70px;
    font-weight: 600;
    font-size: 0.9rem;
}

.control-group input[type="range"] {
    flex: 1;
    height: 6px;
    background: var(--surface-color);
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.control-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
}

.control-group input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.control-group span {
    min-width: 50px;
    font-size: 0.8rem;
    font-weight: 500;
    text-align: right;
}