:root {
    --bg-hard: #f9f5d7;
    --bg0: #fbf1c7;
    --bg1: #ebdbb2;
    --bg2: #d5c4a1;
    --fg: #3c3836;
    --fg-light: #7c6f64;
    --red: #cc241d;
    --green: #98971a;
    --yellow: #d79921;
    --blue: #458588;
    --purple: #b16286;
    --aqua: #689d6a;
    --orange: #d65d0e;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    user-select: none;
}

body {
    background-color: var(--bg-hard);
    color: var(--fg);
    font-family: "Fira Code", monospace;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    overflow: hidden;
    position: relative;
    transition: background-color 0.8s ease;
}

#start-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-hard);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}

.cursor-blink {
    display: inline-block;
    width: 12px;
    height: 20px;
    background-color: var(--fg);
    vertical-align: middle;
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% {
        opacity: 0;
    }
}

.btn-floating {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background-color: var(--green);
    color: var(--bg0);
    border: 2px solid var(--fg);
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    font-family: inherit;
    font-size: 1rem;
    box-shadow: 4px 4px 0px var(--fg);
    transition:
        all 0.1s,
        opacity 0.5s ease;
}
.btn-floating:active {
    transform: translate(4px, 4px);
    box-shadow: none;
}

.container {
    background-color: var(--bg0);
    padding: 40px;
    border-radius: 8px;
    border: 2px solid var(--bg2);
    box-shadow: 12px 12px 0px var(--bg2);
    width: 520px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s cubic-bezier(0.25, 1, 0.5, 1);
    z-index: 10;
}
.container.visible {
    opacity: 1;
    transform: translateY(0);
}

body.focus-mode .container header,
body.focus-mode .container .switches,
body.focus-mode .terminal-log {
    opacity: 0.2;
    transition: opacity 0.5s;
}
body.focus-mode .container header:hover,
body.focus-mode .container .switches:hover {
    opacity: 1;
}

body.focus-mode .note,
body.focus-mode .btn-floating {
    opacity: 0;
    pointer-events: none;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    border-bottom: 2px dashed var(--bg2);
    padding-bottom: 10px;
}

h1 {
    font-size: 1.2rem;
    color: var(--fg);
}

/* -- ESTILOS DO CONTROLE DE VOLUME -- */
.header-controls {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 5px;
}

.mode-line {
    font-size: 0.8rem;
    color: var(--fg-light);
}

.vol-control {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    color: var(--orange);
    font-weight: bold;
}

.vol-btn {
    background-color: var(--bg1);
    color: var(--fg);
    border: 1px solid var(--bg2);
    border-radius: 3px;
    padding: 2px 8px;
    cursor: pointer;
    font-family: inherit;
    font-weight: bold;
    box-shadow: 2px 2px 0px var(--bg2);
}

.vol-btn:active {
    transform: translate(2px, 2px);
    box-shadow: none;
    background-color: var(--bg-hard);
}
/* --------------------------------- */

.keypad {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.key {
    background-color: var(--bg1);
    color: var(--fg);
    border: 2px solid var(--bg2);
    padding: 20px 0;
    font-family: inherit;
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    border-radius: 4px;
    box-shadow: 4px 4px 0px var(--bg2);
    transition: all 0.05s ease;
}

.key.spacebar {
    grid-column: span 3;
    padding: 15px 0;
    border-color: var(--orange);
    color: var(--orange);
    font-size: 0.9rem;
}
.key:active,
.key.active-fake {
    transform: translate(4px, 4px) !important;
    box-shadow: 0px 0px 0px var(--bg2) !important;
    background-color: var(--bg-hard) !important;
}

.key:nth-child(1) {
    border-color: var(--red);
    color: var(--red);
}
.key:nth-child(2) {
    border-color: var(--green);
    color: var(--green);
}
.key:nth-child(3) {
    border-color: var(--yellow);
    color: var(--yellow);
}
.key:nth-child(4) {
    border-color: var(--blue);
    color: var(--blue);
}
.key:nth-child(5) {
    border-color: var(--purple);
    color: var(--purple);
}
.key:nth-child(6) {
    border-color: var(--aqua);
    color: var(--aqua);
}

.terminal-log {
    background-color: var(--bg-hard);
    border: 1px solid var(--bg2);
    padding: 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--green);
    margin-bottom: 30px;
    height: 35px;
    display: flex;
    align-items: center;
}

.switches {
    display: flex;
    justify-content: space-between;
}
.switch-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}
.switch-label {
    font-size: 0.8rem;
    color: var(--fg-light);
    font-weight: 600;
}

.toggle {
    appearance: none;
    width: 60px;
    height: 30px;
    background-color: var(--bg2);
    border-radius: 15px;
    position: relative;
    cursor: pointer;
    outline: none;
    box-shadow: inset 4px 4px 5px rgba(0, 0, 0, 0.05);
    transition: background-color 0.3s;
}

.toggle::after {
    content: "";
    position: absolute;
    top: 3px;
    left: 3px;
    width: 24px;
    height: 24px;
    background-color: var(--bg-hard);
    border-radius: 50%;
    border: 2px solid var(--fg-light);
    box-shadow: 2px 2px 0px var(--fg-light);
    transition: all 0.2s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}
.toggle:checked {
    background-color: var(--orange);
}
.toggle:checked::after {
    left: 33px;
    border-color: var(--fg);
    box-shadow: -2px 2px 0px rgba(0, 0, 0, 0.2);
}

.note {
    position: absolute;
    width: 240px;
    border: 2px solid var(--fg);
    box-shadow: 6px 6px 0px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    touch-action: none;
    transition:
        transform 0.1s ease,
        opacity 0.5s ease;
}

.note-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px;
    border-bottom: 2px solid var(--fg);
    cursor: grab;
    background-color: rgba(255, 255, 255, 0.2);
}
.note-header:active {
    cursor: grabbing;
}

.btn-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--fg);
    font-weight: bold;
    padding: 2px 6px;
}

.note-body {
    width: 100%;
    height: 140px;
    padding: 12px;
    background: transparent;
    border: none;
    resize: none;
    outline: none;
    font-family: "Fira Code", monospace;
    color: var(--fg);
    font-size: 14px;
    line-height: 1.5;
    user-select: text;
}

.note-footer {
    padding: 8px 12px;
    border-top: 1px dashed var(--fg-light);
    display: flex;
    gap: 8px;
    align-items: center;
    background: rgba(255, 255, 255, 0.2);
}

input[type="color"] {
    -webkit-appearance: none;
    border: 1px solid var(--fg);
    width: 24px;
    height: 24px;
    border-radius: 4px;
    cursor: pointer;
    padding: 0;
}
input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}
input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: 3px;
}