style.css

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

:root {
  /* colors */
  --black: #000000;

  /* Light theme */
  --background-light: #ffffff;
  --text-light: #000000;
  --primary-light: #7bb9f9;
  --secondary-light: #eceff1;
  --icon-light: #000000;

  /* Dark theme */
  --background-dark: #000000;
  --text-dark: #f5f5f5;
  --primary-dark: #7bb9f9;
  --secondary-dark: #eceff1;
  --icon-dark: #ffffff;

  /* Typography */

  /* Font family */
  --font-primary: "Kumbh Sans", sans-serif;

  /* Font size */
  --fs-base: 62.5%;
  --fs-display-large: 5.7rem;
  --fs-display-medium: 4.5rem;
  --fs-display-small: 3.6rem;
  --fs-headline-large: 3.2rem;
  --fs-headline-medium: 2.8rem;
  --fs-headline-small: 2.4rem;
  --fs-title-large: 2.2rem;
  --fs-title-medium: 1.6rem;
  --fs-title-small: 1.4rem;
  --fs-body-large: 1.6rem;
  --fs-body-medium: 1.4rem;
  --fs-body-small: 1.2rem;
  --fs-label-large: 1.4rem;
  --fs-label-medium: 1.2rem;
  --fs-label-small: 1.1rem;

  /* Line height */
  --lh-base: 20px;
  --lh-display-large: 64px;
  --lh-display-medium: 52px;
  --lh-display-small: 44px;
  --lh-headline-large: 40px;
  --lh-headline-medium: 36px;
  --lh-headline-small: 32px;
  --lh-title-large: 28px;
  --lh-title-medium: 24px;
  --lh-title-small: 20px;
  --lh-body-large: 24px;
  --lh-body-medium: 20px;
  --lh-body-small: 16px;
  --lh-label-large: 20px;
  --lh-label-medium: 16px;
  --lh-label-small: 16px;

  /* Font weight */
  --fw-regular: 400;
  --fw-medium: 500;

  /* Letter spacing */
  --ls-n-025: -0.25px;
  --ls-p-010: 0.1px;
  --ls-p-015: 0.15px;
  --ls-p-025: 0.25px;
  --ls-p-040: 0.4px;
  --ls-p-050: 0.5px;

  /* Spacing */
  --spacing-base: 4px;
  --spacing-05: calc(var(--spacing-base) * 0.5);
  --spacing-1: calc(var(--spacing-base) * 1);
  --spacing-2: calc(var(--spacing-base) * 2);
  --spacing-3: calc(var(--spacing-base) * 3);
  --spacing-4: calc(var(--spacing-base) * 4);
  --spacing-5: calc(var(--spacing-base) * 5);
  --spacing-6: calc(var(--spacing-base) * 6);
  --spacing-7: calc(var(--spacing-base) * 7);
  --spacing-8: calc(var(--spacing-base) * 8);
  --spacing-9: calc(var(--spacing-base) * 9);
  --spacing-10: calc(var(--spacing-base) * 10);
  --spacing-11: calc(var(--spacing-base) * 11);
  --spacing-12: calc(var(--spacing-base) * 12);
  --spacing-13: calc(var(--spacing-base) * 13);
  --spacing-14: calc(var(--spacing-base) * 14);
  --spacing-15: calc(var(--spacing-base) * 15);
  --spacing-16: calc(var(--spacing-base) * 16);
  --spacing-17: calc(var(--spacing-base) * 17);
  --spacing-18: calc(var(--spacing-base) * 18);
  --spacing-19: calc(var(--spacing-base) * 19);
  --spacing-20: calc(var(--spacing-base) * 20);

  /* Box shadow */
  --shadow-1: 0px 1px 3px 1px #00000026, 0px 1px 2px 0px #0000004d;
  --shadow-2: 0px 2px 6px 2px #00000026, 0px 1px 2px 0px #0000004d;
  --shadow-3: 0px 1px 3px 0px #0000004d, 0px 4px 8px 3px #00000026;
  --shadow-4: 0px 2px 3px 0px #0000004d, 0px 6px 10px 4px #00000026;
  --shadow-5: 0px 4px 4px 0px #0000004d, 0px 8px 12px 6px #00000026;

  /* Border radius */
  --radius-extra-small: 4px;
  --radius-small: 8px;
  --radius-medium: 12px;
  --radius-large: 16px;
  --radius-extra-large: 28px;
  --radius-full: 1000px;

  /* Transition */
  --tr-duration-short: 200ms;
  --tr-duration-medium: 400ms;
  --tr-duration-long: 500ms;
  --tr-easing-linear: cubic-bezier(0, 0, 1, 1);
  --tr-easing-emphasized: cubic-bezier(0.2, 0, 0, 1);

  /* others */
  --sidebar-width: 360px;
}

[data-theme="light"] {
  color-scheme: light;

  --background: var(--background-light);
  --text: var(--text-light);
  --primary: var(--primary-light);
  --secondary: var(--secondary-light);
  --icon: var(--icon-light);
}

[data-theme="dark"] {
  color-scheme: dark;

  --background: var(--background-dark);
  --text: var(--text-dark);
  --primary: var(--primary-dark);
  --secondary: var(--secondary-dark);
  --icon: var(--icon-dark);
}

li {
  list-style: none;
}

a,
img,
span,
input,
button,
textarea {
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  height: auto;
}

input,
textarea,
button {
  background: none;
  border: none;
  font: inherit;
}

button {
  cursor: pointer;
}

input,
textarea {
  width: 100%;
}

input,
textarea,
[contenteditable="true"] {
  outline: none;
}

textarea {
  resize: vertical;
}

:where(input, textarea)::placeholder {
  color: currentColor;
}

button:disabled {
  pointer-events: none;
}

html {
  font-family: var(--font-primary);
  font-size: var(--fs-base);
  scroll-behavior: smooth;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--background);
  color: var(--text);
  font-size: var(--fs-body-medium);
  line-height: var(--lh-base);
}

::selection {
  background-color: var(--primary);
  color: var(--secondary);
}

.text-display-large {
  font-size: var(--fs-display-large);
  line-height: var(--lh-display-large);
  font-weight: var(--fw-regular);
  letter-spacing: var(--ls-n-025);
}

.text-display-medium {
  font-size: var(--fs-display-medium);
  line-height: var(--lh-display-medium);
  font-weight: var(--fw-regular);
}

.text-display-small {
  font-size: var(--fs-display-small);
  line-height: var(--lh-display-small);
  font-weight: var(--fw-regular);
}

.text-headline-large {
  font-size: var(--fs-headline-large);
  line-height: var(--lh-headline-large);
  font-weight: var(--fw-regular);
  letter-spacing: var(--ls-n-025);
}

.text-headline-medium {
  font-size: var(--fs-headline-medium);
  line-height: var(--lh-headline-medium);
  font-weight: var(--fw-regular);
}

.text-headline-small {
  font-size: var(--fs-headline-small);
  line-height: var(--lh-headline-small);
  font-weight: var(--fw-regular);
}

.text-title-large {
  font-size: var(--fs-title-large);
  line-height: var(--lh-title-large);
  font-weight: var(--fw-regular);
}

.text-title-medium {
  font-size: var(--fs-title-medium);
  line-height: var(--lh-title-medium);
  font-weight: var(--fw-regular);
  letter-spacing: var(--ls-p-015);
}

.text-title-small {
  font-size: var(--fs-title-small);
  line-height: var(--lh-title-small);
  font-weight: var(--fw-regular);
  letter-spacing: var(--ls-p-010);
}

.text-body-large {
  font-size: var(--fs-body-large);
  line-height: var(--lh-body-large);
  font-weight: var(--fw-regular);
  letter-spacing: var(--ls-p-025);
}

.text-body-medium {
  font-size: var(--fs-body-medium);
  line-height: var(--lh-body-medium);
  font-weight: var(--fw-regular);
  letter-spacing: var(--ls-p-025);
}

.text-body-small {
  font-size: var(--fs-body-small);
  line-height: var(--lh-body-small);
  font-weight: var(--fw-regular);
  letter-spacing: var(--ls-p-040);
}

.text-label-large {
  font-size: var(--fs-label-large);
  line-height: var(--lh-label-large);
  font-weight: var(--fw-regular);
  letter-spacing: var(--ls-p-010);
}

.text-label-medium {
  font-size: var(--fs-label-medium);
  line-height: var(--lh-label-medium);
  font-weight: var(--fw-regular);
  letter-spacing: var(--ls-p-050);
}

.text-label-small {
  font-size: var(--fs-label-small);
  line-height: var(--lh-label-small);
  font-weight: var(--fw-regular);
  letter-spacing: var(--ls-p-050);
}

/* reused styles */
.material-symbols-rounded {
  width: 1em;
  height: 1em;
  display: block;
  font-variation-settings: "FILL" 0, "wght" 400, "GRAD" 0, "opsz" 24;
}

:has(> .state-layer) {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  -webkit-user-select: none;
  user-select: none;
}

.state-layer {
  position: absolute;
  inset: 0;
  background-color: var(--secondary);
  opacity: 0;
  transition: opacity var(--tr-duration-short) var(--tr-easing-linear);
  z-index: -1;
}

:has(> .state-layer):hover > .state-layer {
  opacity: 0.08;
}

:has(> .state-layer):is(:focus, :focus-visible, :focus-within) > .state-layer {
  opacity: 0.12;
}

:has(> .state-layer):active > .state-layer {
  opacity: 0.16;
}

.custom-scrollbar::-webkit-scrollbar {
  width: 8px;
}

.custom-scrollbar::-webkit-scrollbar-track {
  background-color: var(--primary);
  border-radius: 4px;
}
.custom-scrollbar::-webkit-scrollbar-thumb {
  background-color: var(--text);
  border-radius: 4px;
}

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  height: 100dvh; /* for mobile */
  background-color: var(--black);
  z-index: 3;
  opacity: 0;
  visibility: hidden;
  transition: var(--tr-duration-short) var(--tr-easing-linear);
  transition-property: opacity, visiblity;
}

.overlay.active {
  opacity: 0.5;
  visibility: visible;
}

.modal-overlay {
  z-index: 6;
  visibility: visible;
  animation: fade-overlay var(--tr-duration-short) var(--tr-easing-linear)
    forwards;
}

@keyframes fade-overlay {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 0.5;
  }
}

/* components */

/* icon button */
.icon-btn {
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  --state-layer-bg: var(--secondary);
  color: var(--icon);
}

.icon-btn.large {
  width: 40px;
  height: 40px;
}

.icon-btn.small {
  width: 28px;
  height: 28spx;
}

.icon-btn.small .material-symbols-rounded {
  font-size: 1.8rem;
}

.add-btn {
  color: var(--primary);
}

/* card */

.card {
  background-color: #eef5ff;
  padding: var(--spacing-4);
  border: 1px solid #eef5ff;
  border-radius: var(--radius-large);
  display: flex;
  flex-direction: column;
  cursor: pointer;
  --state-layer-bg: var(--secondary);
  transition: border-color var(--tr-duration-short) var(--tr-easing-linear);
}

.card:where(:hover, :focus-visible) {
  box-shadow: var(--shadow-5);
}

.card .card-title {
  color: #000000;
  text-align: center;
}

.card .card-text {
  color: #000000;
  margin-block: var(--spacing-4);
  text-wrap: balance;
  -webkit-line-clamp: 4;
  line-clamp: 4;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  text-overflow: ellipsis;
  overflow: hidden;
}

.card .wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-block-start: auto;
}

.card .card-time {
  color: #000000;
}

.card .icon-btn {
  opacity: 0;
  transition: opacity var(--tr-duration-short) var(--tr-easing-linear);
}

.card:where(:hover, :focus-visible) .icon-btn {
  opacity: 1;
}

/* FAB- FLOATING ACTION BUTTON */
.fab {
  height: 56px;
  max-width: max-content;
  background-color: var(--primary);
  color: #ffffff;
  --sate-layer-bg: var(--secondary);
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding-inline: var(--spacing-4);
  border-radius: var(--radius-large);
  box-shadow: var(--shadow-1);
  transition: box-shadow var(--tr-duration-short) var(--tr-easing-linear);
}

.fab:hover {
  box-shadow: var(--shadow-2);
}

.fab .text {
  padding-inline-end: var(--spacing-2);
}

/* modal */
.modal {
  position: fixed;
  top: 5%;
  left: 50%;
  transform: translate(-50%, -50%);
  max-width: 560px;
  width: calc(100% - var(--spacing-8));
  background-color: #eef5ff;
  border-radius: var(--radius-large);
  padding: var(--spacing-6);
  box-shadow: var(--shadow-3);
  z-index: 8;
  animation: modal-open var(--tr-duration-medium) var(--tr-easing-emphasized)
    forwards;
}

@keyframes modal-open {
  0% {
    transform: translate(-50%, calc(-50% +var(--spacing-5)));
    opacity: 0;
    visibility: hidden;
  }

  100% {
    transform: translate(-50%, 50%);
    opacity: 1;
    visibility: visible;
  }
}

.modal .icon-btn {
  position: absolute;
  top: var(--spacing-4);
  right: var(--spacing-4);
  color: #000000;
}

.modal-title {
  padding-inline-end: var(--spacing-10);
  max-height: 48px;
  color: #000000;
  margin-block-end: var(--spacing-4);
  overflow: hidden;
}

.modal-text {
  min-height: 240px;
  max-height: calc(100vh - 200px);
  color: #000000;
  overflow-y: auto;
  margin-block-end: var(--spacing-4);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: var(--spacing-2);
  padding-block-start: var(--spacing-2);
}

.modal-footer .time {
  flex-grow: 1;
  color: #000000;
}

/* button */
.btn {
  height: 40px;
  max-width: max-content;
  display: grid;
  align-items: center;
  border-radius: var(--radius-full);
  color: #000000;
}

.btn-text {
  color: #000000;
  --state-layer-bg: var(--secondary);
  padding-inline: var(--spacing-3);
}

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

.btn.text:disabled .text-label-large {
  opacity: 0.38;
}

.btn.fill {
  background-color: var(--primary);
  color: var(--background);
  --state-layer-bg: var(--secondary);
  padding-inline: var(--spacing-6);
  transition: box-shadow var(--tr-duration-short) var(--tr-easing-linear);
}

.btn.fill:hover:not(:focus) {
  box-shadow: var(--shadow-1);
}

/* tooltip */
.tooltip {
  position: fixed;
  z-index: 4;
  height: 24px;
  display: grid;
  align-items: center;
  padding-inline: var(--spacing-2);
  background-color: #eef5ff;
  color: black;
  white-space: nowrap;
  border-radius: var(--radius-extra-small);
  pointer-events: none;
  animation: fade var(--tr-duration-short) var(--tr-easing-linear) forwards;
}

@keyframes fade {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

/* logo */
img {
  margin-left: 5px;
  height: 50px;
  width: 80px;
}

/* sidebar */

.sidebar {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 100%;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: repeat(2, max-content) 1fr max-content;
  /* background-color: var(--background); */
  background-color: #eef5ff;
  max-width: var(--sidebar-width);
  width: 100%;
  padding: var(--spacing-3);
  border-radius: 0 var(--radius-large) var(--radius-large) 0;
  box-shadow: var(--shadow-3);
  z-index: 4;
  visibility: hidden;
  transition: var(--tr-duration-long) var(--tr-easing-emphasized);
  transition-property: transform, visibility;
}

.sidebar.active {
  transform: translateX(100%);
  visibility: visible;
}

.sidebar .fab {
  display: none;
}

.sidebar > .wrapper {
  height: 56px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sidebar > .wrapper-1 {
  padding-inline: var(--spacing-4) var(--spacing-2);
  margin-block-end: var(--spacing-3);
}

[data-theme="dark"] .logo-light,
.logo-dark {
  display: none;
}

[data-theme="dark"] .logo-light {
  display: block;
}

.sidebar > .wrapper-2 {
  padding-inline: var(--spacing-4) var(--spacing-6);
  color: #000000;
}

.sidebar .nav {
  overflow-y: auto;
}

.nav-item {
  color: #000000;
  --state-layer-bg: var(--primary);
  height: 56px;
  display: flex;
  align-items: center;
  gap: var(--spacing-05);
  padding-inline: var(--spacing-4) var(--spacing-6);
  border-radius: var(--radius-full);
  cursor: pointer;
}

.nav-item.active {
  background-color: var(--primary);
  color: #000000;
}

.nav-item .text {
  flex-grow: 1;
}

.nav-item .icon-btn {
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--tr-duration-short) var(--tr-easing-linear);
}

.nav-item:where(:hover, :focus-within) .icon-btn {
  opacity: 1;
  visibility: visible;
}

.sidebar .cp-info {
  height: 56px;
  display: flex;
  align-items: center;
  padding-inline: var(--spacing-4);
  color: #000000;
  transition: color var(--tr-duration-short) var(--tr-easing-linear);
}

/* main */

.main {
  padding-inline: var(--spacing-4);
  padding-block-end: var(--spacing-4);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.main .header {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-2);
  padding-block: var(--spacing-4);
}

.main .header .wrapper {
  flex-grow: 1;
}

.main .header .title {
  margin-block-end: var(--spacing-1);
}

.main .header .text {
  color: #000000;
}

.theme-btn {
  transition: transform var(--tr-duration-medium) var(--tr-easing-emphasized);
  color: var(--primary);
}

[data-theme="dark"] .theme-btn .dark-icon,
.theme-btn .light-icon {
  display: none;
}

[data-theme="dark"] .theme-btn .light-icon {
  display: block;
}

[data-theme="dark"] .theme-btn {
  transform: rotate(-90deg);
}

/* actions */

.theme-switch__checkbox:checked + .theme-switch__container {
  background-color: #000000;
}

.theme-switch__checkbox:checked
  + .theme-switch__container
  .theme-switch__circle-container {
  left: calc(
    100% - var(--circle-container-offset) - var(--circle-container-diameter)
  );
}

.theme-switch__checkbox:checked
  + .theme-switch__container
  .theme-switch__circle-container:hover {
  left: calc(
    100% - var(--circle-container-offset) - var(--circle-container-diameter) -
      0.187em
  );
}

.theme-switch__circle-container:hover {
  left: calc(var(--circle-container-offset) + 0.187em);
}

.theme-switch__checkbox:checked + .theme-switch__container .theme-switch__moon {
  -webkit-transform: translate(0);
  -ms-transform: translate(0);
  transform: translate(0);
}

.theme-switch__checkbox:checked
  + .theme-switch__container
  .theme-switch__clouds {
  bottom: -4.062em;
}

.theme-switch__checkbox:checked
  + .theme-switch__container
  .theme-switch__stars-container {
  top: 50%;
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  transform: translateY(-50%);
}

.main > .title {
  margin-block: var(--spacing-3);
}

.note-list {
  position: relative;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  align-content: flex-start;
  align-items: stretch;
  gap: var(--spacing-2);
}

.main .fab {
  position: fixed;
  bottom: var(--spacing-4);
  right: var(--spacing-4);
  z-index: 2;
}

.empty-notes {
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  gap: var(--spacing-4);
  -webkit-user-select: none;
  user-select: none;
}

.empty-notes .material-symbols-rounded {
  font-size: 6.8rem;
  opacity: 0.25;
  margin-block-end: var(--spacing-4);
  margin-inline: auto;
}

/* media-queries */

/* larger than 768px  */
@media (min-width: 768px) {
  .main {
    padding-inline: var(--spacing-6);
  }
}

/* larger than 992px  */
@media (min-width: 992px) {
  body {
    padding-inline-start: var(--sidebar-width);
  }

  .overlay:not(.modal-overlay) {
    display: none;
  }

  .sidebar {
    visibility: visible;
    left: 0;
    height: 100vh;
    grid-template-rows: repeat(3, max-content) 1fr max-content;
    box-shadow: none;
    border-radius: 0;
  }

  .sidebar.active {
    transform: unset;
  }

  .sidebar .fab {
    display: flex;
  }

  .main {
    padding-inline: var(--spacing-10);
  }

  .menu-btn,
  .main .fab {
    display: none;
  }
}

/* larger than 1400px  */
@media (min-width: 1400px) {
  .main {
    max-width: 1480px;
    width: 100%;
    margin-inline: auto;
  }
}