/* ========== CSS Variables ========== */
:root {
  --c64-blue: #4040E0;
  --c64-light-blue: #A0A0FF;
  --c64-lighter-blue: #B0B0FF;
  --c64-lightest-blue: #C0C0FF;
  --c64-white: #E0E0FF;
  --font-size-base: 12px;
  --font-size-medium: 16px;
  --spacing-small: 5px;
  --spacing-medium: 15px;
  --spacing-large: 20px;
  --spacing-xlarge: 40px;
  --scrollbar-size: 6px;
}

/* ========== Font Face ========== */
@font-face {
  font-family: 'Bescii Mono';
  src: url('./fonts/Bescii-Mono.woff2') format('woff2');
  font-weight: normal;
  font-style: normal;
}

/* ========== Base Styles ========== */
* {
  box-sizing: border-box;
}

html {
  background-color: var(--c64-blue);
}

body {
  width: 1024px;
  margin: var(--spacing-large) auto;
  padding: var(--spacing-xlarge);
  border: 80px solid var(--c64-light-blue);
  font-family: 'Bescii Mono', monospace, sans-serif;
  font-size: var(--font-size-base);
  color: var(--c64-light-blue);
  box-sizing: content-box;
}

/* ========== Typography ========== */
h1, h2 {
  text-align: center;
}

a {
  color: var(--c64-lightest-blue);
  text-decoration: none;
}

a:hover,
a:focus {
  color: var(--c64-white);
  outline: none;
}

/* ========== Form Elements ========== */
label {
  display: inline-block;
  width: 30%;
  vertical-align: top;
}

input {
  width: 60%;
}

textarea {
  width: 100%;
  min-height: 160px;
  padding: 8px;
  background-color: var(--c64-blue);
  color: var(--c64-light-blue);
  border: 4px solid var(--c64-light-blue);
  font-family: 'Bescii Mono', monospace, sans-serif;
  font-size: var(--font-size-medium);
  line-height: 1.5;
  resize: none; /* impostare vertical per abilitarlo */
  overflow-y: hidden;
  caret-color: transparent;
}

textarea:focus {
  border-color: var(--c64-lighter-blue);
  outline: none;
}


.textarea-label {
  display: block;
  margin-top: var(--spacing-medium);
  margin-bottom: var(--spacing-small);
  font-weight: bold;
  font-size: var(--font-size-medium);
}

.textarea-wrapper {
  position: relative;
  display: inline-block;
  width: 100%;
}

/* ========== Buttons ========== */
input[type="button"],
.btn {
  width: 49%;
  padding: 8px;
  background-color: var(--c64-light-blue);
  color: var(--c64-blue);
  border: 2px solid var(--c64-light-blue);
  font-family: 'Bescii Mono', monospace, sans-serif;
  font-size: var(--font-size-base);
  font-weight: bold;
}

input[type="button"]:hover,
.btn:hover,
input[type="button"]:focus,
.btn:focus {
  background-color: var(--c64-lighter-blue);
  outline: none;
}

.button-container {
  display: flex;
  gap: 2%;
  margin-top: 10px;
}

.button-container input[type="button"] {
  flex: 1;
  margin: 0;
}

#info-btn {
  display: block;
  width: 200px;
  margin: 30px auto;
  padding: 12px;
  font-size: var(--font-size-medium);
}

#file-input {
  display: none;
}

/* ========== Custom Sliders ========== */
.slider-wrapper {
  position: relative;
  left: var(--spacing-large);
  font-size: var(--font-size-medium);
}

.slider-container {
  position: relative;
  width: 60%;
  display: inline-block;
  margin-bottom: var(--spacing-medium);
  margin-left: var(--spacing-xlarge);
  user-select: none;
  touch-action: none;
}

.slider-track {
  position: relative;
  height: 15px;
  border: 4px solid var(--c64-light-blue);
  background: transparent;
}

.slider-fill {
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  background: var(--c64-light-blue);
  pointer-events: none;
}

.slider-thumb {
  position: absolute;
  top: 50%;
  width: 25px;
  height: 25px;
  background: var(--c64-light-blue);
  transform: translate(50%, -50%);
  z-index: 1;
}

.slider-thumb:hover,
.slider-thumb:focus {
  background: var(--c64-lightest-blue);
  outline: none;
}

.slider-thumb:active {
  cursor: grabbing;
}

/* ========== Blinking Cursor ========== */
.blinking-cursor {
  position: absolute;
  pointer-events: none;
  display: none;
}

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

/* ========== Table ========== */
table {
  width: 100%;
  margin: var(--spacing-large) 0;
  border-collapse: separate;
  border-spacing: var(--spacing-small) 8px;
}

thead th {
  text-align: left;
  padding-bottom: 2px;
  font-size: var(--font-size-medium);
}

tbody td {
  padding: var(--spacing-small) 0;
  padding-left: var(--spacing-large);
  font-size: var(--font-size-medium);
}

.presets-section a {
  color: var(--c64-light-blue);
}

.presets-section a:hover,
.presets-section a:focus {
  color: var(--c64-lightest-blue);
}

/* ========== Modal ========== */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  z-index: 1000;
}

.modal-overlay.active {
  display: flex;
  justify-content: center;
  align-items: center;
}

.modal-content {
  position: relative;
  max-width: 1000px;
  max-height: 80vh;
  padding: 30px;
  background-color: var(--c64-blue);
  color: var(--c64-light-blue);
  border: 4px solid var(--c64-light-blue);
  border-radius: 0;
  font-size: var(--font-size-medium);
  overflow-y: auto;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 15px;
  padding: 0;
  background: none;
  border: none;
  color: var(--c64-light-blue);
  font-size: 28px;
  font-weight: bold;
  line-height: 1;
}

.modal-close:hover {
  color: var(--c64-white);
}

/* ========== Spacing Utilities ========== */
.spacer-small {
  height: 10px;
}

.spacer-medium {
  height: var(--spacing-large);
}


/* ========== Text Selection ========== */
::selection {
  background-color: var(--c64-light-blue);
  color: var(--c64-blue);
}
	
/* ========== Hide Native Cursor ========== */
  *, *::before, *::after {
  cursor: none !important;
}


/* ========== Custom Cursor ========== */
.custom-cursor {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  /* transform is now handled by JS */
  display: none;
  z-index: 9999;
}

/* ========== Custom Scrollbar (Firefox) ========== */
* {
  scrollbar-width: auto;
  scrollbar-color: var(--c64-light-blue) var(--c64-blue);
}

/* ========== Custom Scrollbar (WebKit) ========== */
*::-webkit-scrollbar {
  width: var(--scrollbar-size);
  height: var(--scrollbar-size);
}

*::-webkit-scrollbar-track {
  background: var(--c64-blue);
}

*::-webkit-scrollbar-thumb {
  background: var(--c64-light-blue);
}

*::-webkit-scrollbar-thumb:hover {
  background: var(--c64-lighter-blue);
}

*::-webkit-scrollbar-thumb:active {
  background: var(--c64-lighter-blue);
}

*::-webkit-scrollbar-corner {
  background: var(--c64-blue);
}