@import url("colors.css");

:root {
  /* Neutral Colors */
  --neutral-900: hsl(233, 18%, 9%);
  --neutral-800: hsl(235, 14%, 15%);
  --neutral-700: hsl(235, 13%, 19%);
  --neutral-600: hsl(234, 14%, 29%);
  --neutral-200: hsl(233, 18%, 9%);
  --neutral-100: hsl(240, 24%, 96%);
  --neutral-0: hsl(0, 0%, 100%);

  /* Blue Colors */
  --blue-500: hsl(274, 90%, 73%);
  --blue-400: hsl(274, 90%, 80%);

  /* Yellow Colors */
  --yellow-500: hsl(37, 100%, 50%);

  /* Orange Colors */
  --orange-500: hsl(15, 99%, 67%);
  --orange-800: hsl(15, 99%, 43%);

  /* Black */
  --black: #000000;
  
  /* Typography */
  /* Font Sizes */
  --font-size-64: 4rem;
  --font-size-40: 2.5rem;
  --font-size-24: 1.5rem;
  --font-size-20: 1.25rem;
  --font-size-16: 1rem;

  /* Line Heights */
  --line-height-100: 100%;
  --line-height-130: 130%;
  --line-height-140: 140%;

  /* Letter Spacing */
  --letter-spacing-1: -1px;
  --letter-spacing-06: -0.6px;

  /* primary colors */
  --primary-color: var(var(--neutral-0));
  --secondary-color: var(--neutral-900);
  --accent-color: var(--blue-500);

  /* Theme Variables */
  --bg-color: var(--neutral-100);
  --text-color: var(--neutral-900);
  --card-bg-color: var(--neutral-0);
  --input-bg-color: var(--neutral-100);
  --input-border-color: var(--neutral-200);
  --progress-bg-color: var(--neutral-100);
  --progress-label-color: var(--neutral-900);
  --progress-percentage-color: var(--neutral-900);
  --header-button-bg: var(--neutral-100);
}

.dark-theme {
  --primary-color: var(--neutral-900);
  --bg-color: var(--neutral-900);
  --text-color: var(--neutral-100);
  --card-bg-color: var(--neutral-800);
  --input-bg-color: var(--neutral-800);
  --input-border-color: var(--neutral-600);
  --progress-bg-color: var(--neutral-700);
  --progress-label-color: var(--neutral-100);
  --progress-percentage-color: var(--neutral-100);
  --header-button-bg: var(--neutral-700);
}

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

body {
  font-family: "DM Sans", sans-serif;
  padding: 1rem;
  background-color: var(--bg-color);
  background-image: url('../images/bg-light-theme.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  color: var(--text-color);
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  min-height: 100vh;
  transition: background-color 0.3s ease, color 0.3s ease, background-image 0.3s ease;
}

body.dark-theme {
  background-image: url('../images/bg-dark-theme.png');
}

/* Header */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

header button {
  border: none;
  background-color: var(--header-button-bg);
  cursor: pointer;
  width: 2rem;
  height: 2rem;
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-color);
}

.logo-container img {
  height: 2rem;
  width: auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Main Content */
main {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

h1 {
  font-size: var(--font-size-40);
  font-weight: 700;
  line-height: var(--line-height-100);
  letter-spacing: var(--letter-spacing-1);
  color: var(--text-color);
  text-align: center;
}

.text-input-container textarea {
  width: 100%;
  font-family: "DM Sans", sans-serif;
  height: 10rem;
  resize: none;
  border-radius: 10px;
  border: none;
  padding: 0.5rem;
  font-size: var(--font-size-20);
  line-height: var(--line-height-140);
  letter-spacing: var(--letter-spacing-06);
  background-color: var(--input-bg-color);
  color: var(--text-color);
}

.text-input-container textarea:focus {
  outline: 2px solid var(--blue-500);
  box-shadow: 1px 1px 10px 1px var(--blue-500);
}

.analyzer-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.options-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.options-container-1 {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

#density-heading {
  margin: 20px 0;
}

.progress-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 18px;
  color: #ffffff;
  margin-bottom: 10px;
  opacity: 0;
  animation: fadeIn 0.5s ease forwards;
}

.progress-label {
  color: var(--progress-label-color);
  min-width: 20px;
}

.progress-container {
  width: 100%;
  height: 10px;
  background-color: var(--progress-bg-color);
  border-radius: 10px;
  overflow: hidden;
  position: relative;
}

.progress-bar {
  height: 100%;
  background-color: var(--blue-500);
  transition: width 0.5s ease-in-out;
  width: 0;
  border-radius: 10px;
  transform-origin: left;
  animation: expandBar 1s cubic-bezier(0.17, 0.67, 0.83, 0.67) forwards;
}

.progress-percentage {
  color: var(--progress-percentage-color);
  min-width: 130px;
  text-align: end;
}

.card-wrapper {
  display: flex;
  align-items: center;
  flex-direction: column;
  gap: 16px;
}

.card {
  height: 150px;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: start;
  flex-direction: column;
  gap: 10px;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  background-color: var(--card-bg-color);
  color: var(--neutral-900);
}

.card_one {
  background-color: var(--blue-400);
}

.card_two {
  background-color: var(--yellow-500);
}

.card_three {
  background-color: var(--orange-500);
}

.card-icon {
  position: absolute;
  top: 0;
  right: -30px;
  width: 150px;
  height: 150px;
  z-index: 1;
}

.stat-number {
  font-size: var(--font-size-64);
  font-weight: 700;
  margin-left: 12px;
  z-index: 99;
}

.stat-label {
  font-size: 1.15rem;
  margin-left: 12px;
  z-index: 99;
}

.see {
  display: flex;
  gap: 10px;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.see p,
.see span {
  font-size: var(--font-size-20);
  color: var(--text-color);
}

.see span {
  transition: transform 0.3s ease;
  display: inline-block;
  transform: rotate(90deg);
}

.see.expanded span {
  transform: rotate(-90deg);
}

.option input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border: 2px solid var(--neutral-600);
  border-radius: 4px;
  cursor: pointer;
  position: relative;
  transition: all 0.2s ease;
}

.option input[type="checkbox"]:checked {
  background-color: var(--blue-500);
  border-color: var(--blue-500);
}

.option input[type="checkbox"]:checked::after {
  content: "\2714";
  position: absolute;
  color: var(--black);
  font-size: 14px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.option input[type="checkbox"]:hover {
  background-color: var(--blue-500);
  border: 1px solid var(--blue-500);
}

.option input[type="checkbox"]:focus {
  outline: none;
  border-color: #ffffff;
  box-shadow: 0 0 0 2px var(--blue-500);
}

.option label {
  cursor: pointer;
  margin-left: 8px;
  color: var(--text-color);
}

#character-limit-value {
  width: 50px;
  margin-left: 8px; 
  visibility: hidden;
  text-align: center;
  height: 8px;
  padding: 10px 0.3rem;
  border-radius: 5px;
  border: 1px solid var(--input-border-color);
  background-color: var(--input-bg-color);
  color: var(--text-color);
}

#character-limit-value:focus {
  outline: 1px solid var(--black);
}

/* Remove arrows in Chrome, Safari, Edge */
#character-limit-value::-webkit-outer-spin-button,
#character-limit-value::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Remove arrows in Firefox */
#character-limit-value {
  -moz-appearance: textfield;
}

/* Animations */
@keyframes slideInRight {
  from {
    transform: translateX(-100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideOutRotate {
  0% {
    transform: translateX(0) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translateX(-100%) rotate(-15deg);
    opacity: 0;
  }
}

@keyframes expandBar {
  0% {
    transform: scaleX(0);
    opacity: 0;
  }
  50% {
    transform: scaleX(1.1);
  }
  70% {
    transform: scaleX(0.95);
  }
  100% {
    transform: scaleX(1);
    opacity: 1;
  }
}

@keyframes collapseBarNew {
  0% {
    transform: scaleX(1) translateY(0);
    opacity: 1;
  }
  40% {
    transform: scaleX(0.8) translateY(0);
    opacity: 0.8;
  }
  100% {
    transform: scaleX(0) translateY(10px);
    opacity: 0;
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Progress bar animations */
.progress-wrapper {
  opacity: 0;
  animation: fadeIn 0.5s ease forwards;
}

.progress-bar {
  transform-origin: left;
  animation: expandBar 1s cubic-bezier(0.17, 0.67, 0.83, 0.67) forwards;
}

/* See more button animation */
.see {
  display: flex;
  gap: 10px;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.see:hover {
  transform: translateX(5px);
}

/* .see span {
  transition: transform 0.3s ease;
}

.see.expanded span {
  transform: rotate(-90deg);
} */

/* Remaining letters container */
.remaining-letters {
  margin-top: 10px;
  overflow: hidden;
}

.remaining-letters .progress-wrapper {
  transform: translateX(-100%);
  opacity: 0;
}

.remaining-letters.show-stagger .progress-wrapper {
  animation: slideInRight 0.5s ease forwards;
}

.remaining-letters.show-stagger .progress-bar {
  animation: expandBar 1s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.remaining-letters.hide-stagger .progress-wrapper {
  animation: slideOutRotate 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards;
}

.remaining-letters.hide-stagger .progress-bar {
  animation: collapseBarNew 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards;
}

/* Add animation delay for staggered effect */
.remaining-letters.show-stagger .progress-wrapper:nth-child(1) { animation-delay: 0.1s; }
.remaining-letters.show-stagger .progress-wrapper:nth-child(2) { animation-delay: 0.2s; }
.remaining-letters.show-stagger .progress-wrapper:nth-child(3) { animation-delay: 0.3s; }
.remaining-letters.show-stagger .progress-wrapper:nth-child(4) { animation-delay: 0.4s; }
.remaining-letters.show-stagger .progress-wrapper:nth-child(5) { animation-delay: 0.5s; }
.remaining-letters.show-stagger .progress-wrapper:nth-child(6) { animation-delay: 0.6s; }
.remaining-letters.show-stagger .progress-wrapper:nth-child(7) { animation-delay: 0.7s; }
.remaining-letters.show-stagger .progress-wrapper:nth-child(8) { animation-delay: 0.8s; }
.remaining-letters.show-stagger .progress-wrapper:nth-child(9) { animation-delay: 0.9s; }
.remaining-letters.show-stagger .progress-wrapper:nth-child(10) { animation-delay: 1s; }

.remaining-letters.hide-stagger .progress-wrapper:nth-child(10) { animation-delay: 0s; }
.remaining-letters.hide-stagger .progress-wrapper:nth-child(9) { animation-delay: 0.05s; }
.remaining-letters.hide-stagger .progress-wrapper:nth-child(8) { animation-delay: 0.1s; }
.remaining-letters.hide-stagger .progress-wrapper:nth-child(7) { animation-delay: 0.15s; }
.remaining-letters.hide-stagger .progress-wrapper:nth-child(6) { animation-delay: 0.2s; }
.remaining-letters.hide-stagger .progress-wrapper:nth-child(5) { animation-delay: 0.25s; }
.remaining-letters.hide-stagger .progress-wrapper:nth-child(4) { animation-delay: 0.3s; }
.remaining-letters.hide-stagger .progress-wrapper:nth-child(3) { animation-delay: 0.35s; }
.remaining-letters.hide-stagger .progress-wrapper:nth-child(2) { animation-delay: 0.4s; }
.remaining-letters.hide-stagger .progress-wrapper:nth-child(1) { animation-delay: 0.45s; }

@media (min-width: 768px) {
  body {
    padding: 1rem 2.2rem;
  }

  h1 {
    font-size: var(--font-size-64);
    max-width: 510px;
    margin: 0 auto;
  }

  .card-wrapper {
    flex-direction: row;
  }

  .options-container {
    flex-direction: row;
    justify-content: space-between;
  }

  .options-container-1 {
    flex-direction: row;
    gap: 1rem;
    align-items: center;
  }

  .options-container-1 .option {
    display: flex;
    align-items: center;
  }
}

@media (min-width: 992px) {
  body {
    padding: 1rem 4rem;
  }
}

@media (min-width: 1200px) {
  body {
    padding: 1rem 10rem;
  }
}

.error-message {
  color: red;
  margin-top: 8px;
  display: none;
  align-items: center;
  gap: 5px;
}

.warning-icon {
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.text-input-container.limit-exceeded textarea {
  outline: 2px solid red;
}

.no-data-message {
  padding: 20px 0;
  text-align: left;
  color: var(--text-color);
  opacity: 0.6;
}