/* =========================================================
   COLOR CONNECT
   STEP 8
========================================================= */


/* =========================================================
   01. GLOBAL
========================================================= */

* {
    box-sizing: border-box;
}


:root {

    --cell: 62px;

    --gap: 5px;

}


body {

    margin: 0;

    min-height: 100vh;

    display: flex;

    flex-direction: column;

    align-items: center;

    justify-content: center;

    background:
        radial-gradient(
            circle at top,
            #292f3b,
            #111318 70%
        );

    color: white;

    font-family:
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    user-select: none;

}


/* =========================================================
   02. HEADER
========================================================= */

.game-header {

    text-align: center;

}


h1 {

    margin: 0 0 4px;

    font-size: 28px;

}


.level {

    margin-bottom: 12px;

    color: #9ca5b5;

    font-size: 14px;

}
.home-btn {
  position: fixed;
  top: max(12px, env(safe-area-inset-top));
  left: 12px;

  z-index: 1000;

  display: inline-flex;
  align-items: center;
  gap: 6px;

  padding: 8px 11px;

  border: 1px solid rgba(255,255,255,.1);
  border-radius: 12px;

  background: rgba(15,18,32,.82);
  color: rgba(255,255,255,.8);

  text-decoration: none;

  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    Helvetica,
    Arial,
    sans-serif;

  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;

  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);

  box-shadow: 0 4px 18px rgba(0,0,0,.2);

  transition:
    transform .15s ease,
    background .15s ease,
    color .15s ease;
}

.home-btn svg {
  width: 15px;
  height: 15px;

  fill: none;
  stroke: currentColor;

  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.home-btn:active {
  transform: scale(.93);
}

.home-btn:hover {
  background: rgba(255,255,255,.1);
  color: white;
}


/* =========================================================
   03. DIFFICULTY
========================================================= */

.difficulty {

    display: flex;

    gap: 6px;

    margin-bottom: 18px;

    padding: 4px;

    border-radius: 12px;

    background: #1b1f27;

}


.difficulty-btn {

    min-width: 72px;

    padding: 8px 12px;

    border: 0;

    border-radius: 8px;

    background: transparent;

    color: #8d96a5;

    font-size: 13px;

    font-weight: 650;

    cursor: pointer;

}


.difficulty-btn:hover {

    color: white;

}


.difficulty-btn.active {

    background: #ffffff;

    color: #111318;

}


.difficulty-btn:active {

    transform: scale(.96);

}


/* =========================================================
   04. BOARD
========================================================= */

#board {

    position: relative;

    display: grid;

    gap: var(--gap);

    touch-action: none;

}


/* =========================================================
   05. CELLS
========================================================= */

.cell {

    position: relative;

    width: var(--cell);

    height: var(--cell);

    background: #20242d;

    border-radius: 10px;

    box-shadow:
        inset 0 1px 0
        rgba(255,255,255,.04),

        0 2px 5px
        rgba(0,0,0,.2);

    z-index: 1;

}


/* =========================================================
   06. SVG PATHS
========================================================= */

#paths {

    position: absolute;

    left: 0;

    top: 0;

    width: 100%;

    height: 100%;

    pointer-events: none;

    overflow: visible;

    z-index: 5;

}


.path {

    fill: none;

    stroke-linecap: round;

    stroke-linejoin: round;

    filter:
        drop-shadow(
            0 2px 2px
            rgba(0,0,0,.35)
        );

}


.path.preview {

    opacity: .82;

}


/* =========================================================
   07. COLOR DOTS
========================================================= */

.dot {

    position: absolute;

    left: 50%;

    top: 50%;

    width: 28px;

    height: 28px;

    transform:
        translate(-50%, -50%);

    border-radius: 50%;

    z-index: 10;

    box-shadow:
        0 0 0 4px
        rgba(255,255,255,.08),

        0 3px 8px
        rgba(0,0,0,.4);

}


.dot::after {

    content: "";

    position: absolute;

    inset: 6px;

    border-radius: 50%;

    background:
        rgba(255,255,255,.25);

}


/* =========================================================
   08. MESSAGE
========================================================= */

#message {

    min-height: 26px;

    margin-top: 18px;

    color: #aeb6c5;

    font-size: 17px;

    font-weight: 600;

    text-align: center;

}


#message.win {

    color: #55e69b;

}


/* =========================================================
   09. MOVES
========================================================= */

#moves {

    margin-top: 6px;

    color: #7f8999;

    font-size: 14px;

    text-align: center;

}


/* =========================================================
   10. BUTTONS
========================================================= */

.buttons {

    display: flex;

    gap: 8px;

    margin-top: 10px;

}


.buttons button {

    padding: 10px 18px;

    border: 0;

    border-radius: 10px;

    background: #fff;

    color: #111;

    font-size: 14px;

    font-weight: 650;

    cursor: pointer;

}


.buttons button.secondary {

    background: #303641;

    color: white;

}


.buttons button:active {

    transform: scale(.96);

}


/* =========================================================
   11. NORMAL 6×6
========================================================= */

body.board-normal {

    --cell: 55px;

    --gap: 4px;

}


/* =========================================================
   12. HARD 8×8
========================================================= */

body.board-hard {

    --cell: 40px;

    --gap: 3px;

}


/* =========================================================
   13. NORMAL DOT
========================================================= */

body.board-normal .dot {

    width: 25px;

    height: 25px;

}


/* =========================================================
   14. HARD DOT
========================================================= */

body.board-hard .dot {

    width: 21px;

    height: 21px;

}


body.board-hard .dot::after {

    inset: 4px;

}


/* =========================================================
   15. SMALL PHONES
========================================================= */

@media (max-width: 390px) {

    :root {

        --cell: 55px;

        --gap: 4px;

    }


    body.board-normal {

        --cell: 45px;

        --gap: 3px;

    }


    body.board-hard {

        --cell: 32px;

        --gap: 2px;

    }


    h1 {

        font-size: 25px;

    }


    .difficulty-btn {

        min-width: 65px;

        padding: 7px 8px;

    }

}


/* =========================================================
   16. VERY SMALL PHONES
========================================================= */

@media (max-width: 330px) {

    :root {

        --cell: 47px;

        --gap: 3px;

    }


    body.board-normal {

        --cell: 39px;

        --gap: 3px;

    }


    body.board-hard {

        --cell: 28px;

        --gap: 2px;

    }


    .difficulty-btn {

        min-width: 58px;

        font-size: 12px;

    }

}

/* =========================================================
   17. WIN SCREEN
========================================================= */

.win-screen {

    position: fixed;

    inset: 0;

    display: none;

    align-items: center;

    justify-content: center;

    padding: 20px;

    background:
        rgba(8, 10, 15, .78);

    backdrop-filter:
        blur(8px);

    z-index: 100;

}


.win-screen.show {

    display: flex;

}


.win-card {

    width: min(
        330px,
        90vw
    );

    padding: 30px 24px;

    border-radius: 22px;

    background:
        linear-gradient(
            145deg,
            #292f3b,
            #191c23
        );

    border:
        1px solid
        rgba(255,255,255,.08);

    box-shadow:
        0 20px 60px
        rgba(0,0,0,.5);

    text-align: center;

    animation:
        winPop .25s ease-out;

}


@keyframes winPop {

    from {

        opacity: 0;

        transform:
            scale(.85);

    }

    to {

        opacity: 1;

        transform:
            scale(1);

    }

}


.win-icon {

    font-size: 48px;

    margin-bottom: 8px;

}


.win-card h2 {

    margin: 0;

    font-size: 27px;

    color: #fff;

}


.win-card p {

    margin: 7px 0 20px;

    color: #9fa8b7;

}


.win-stats {

    display: flex;

    flex-direction: column;

    gap: 3px;

    margin-bottom: 20px;

    color: #8f99a9;

    font-size: 13px;

}


.win-stats strong {

    color: #55e69b;

    font-size: 22px;

}


#winNext {

    width: 100%;

    padding: 13px;

    border: 0;

    border-radius: 12px;

    background: #55e69b;

    color: #101713;

    font-size: 15px;

    font-weight: 750;

    cursor: pointer;

}


#winNext:active {

    transform:
        scale(.97);

}

/* =========================================================
   18. SCORE
========================================================= */

#score,
#bestScore {

    margin-top: 5px;

    color: #8f99a9;

    font-size: 14px;

    text-align: center;

}


#scoreCount {

    color: #ffd34d;

    font-weight: 750;

}


#bestScoreCount {

    color: #55e69b;

    font-weight: 750;

}


/* =========================================================
   19. NEW BEST
========================================================= */

#newBest {

    display: none;

    margin-bottom: 18px;

    color: #ffd34d;

    font-size: 15px;

    font-weight: 800;

}


#newBest.show {

    display: block;

}


/* Win screen stats */

.win-stats {

    gap: 2px;

}


.win-stats strong {

    margin-bottom: 8px;

}

/* =========================================================
   20. SOUND + HAPTICS
========================================================= */

.feedback-settings {

    display: flex;

    justify-content: center;

    gap: 6px;

    margin-top: 10px;

}


.feedback-btn {

    padding: 7px 10px;

    border: 0;

    border-radius: 9px;

    background: #1b1f27;

    color: #8f99a9;

    font-size: 12px;

    font-weight: 650;

    cursor: pointer;

}


.feedback-btn:hover {

    color: white;

}


.feedback-btn:active {

    transform: scale(.96);

}


.feedback-btn.active {

    color: #55e69b;

}

/* =========================================================
   21. ACHIEVEMENTS BUTTON
========================================================= */

.achievements-button {

    margin-top: 10px;

    padding: 9px 15px;

    border: 0;

    border-radius: 10px;

    background: #252b35;

    color: #ffd34d;

    font-size: 13px;

    font-weight: 700;

    cursor: pointer;

}


.achievements-button:active {

    transform: scale(.96);

}


/* =========================================================
   22. ACHIEVEMENT PANEL
========================================================= */

.achievement-panel {

    position: fixed;

    inset: 0;

    display: none;

    align-items: center;

    justify-content: center;

    padding: 20px;

    background:
        rgba(8, 10, 15, .82);

    backdrop-filter:
        blur(8px);

    z-index: 150;

}


.achievement-panel.show {

    display: flex;

}


.achievement-card {

    width: min(
        380px,
        92vw
    );

    max-height: 80vh;

    overflow-y: auto;

    padding: 22px;

    border-radius: 20px;

    background:
        linear-gradient(
            145deg,
            #292f3b,
            #191c23
        );

    border:
        1px solid
        rgba(255,255,255,.08);

    box-shadow:
        0 20px 60px
        rgba(0,0,0,.55);

}


.achievement-header {

    display: flex;

    align-items: center;

    justify-content: space-between;

    margin-bottom: 15px;

}


.achievement-header h2 {

    margin: 0;

    font-size: 22px;

}


#closeAchievements {

    width: 34px;

    height: 34px;

    border: 0;

    border-radius: 50%;

    background: #303641;

    color: white;

    font-size: 22px;

    cursor: pointer;

}


/* =========================================================
   23. ACHIEVEMENT ITEMS
========================================================= */

.achievement-item {

    display: flex;

    align-items: center;

    gap: 12px;

    margin-bottom: 9px;

    padding: 12px;

    border-radius: 13px;

    background: #20242d;

}


.achievement-item.locked {

    opacity: .42;

}


.achievement-icon {

    width: 42px;

    height: 42px;

    display: flex;

    align-items: center;

    justify-content: center;

    flex-shrink: 0;

    border-radius: 11px;

    background: #303641;

    font-size: 22px;

}


.achievement-item.unlocked
.achievement-icon {

    background: rgba(
        85,
        230,
        155,
        .12
    );

}


.achievement-info {

    min-width: 0;

}


.achievement-name {

    color: white;

    font-size: 14px;

    font-weight: 750;

}


.achievement-description {

    margin-top: 2px;

    color: #8f99a9;

    font-size: 12px;

}


.achievement-reward {

    margin-top: 3px;

    color: #ffd34d;

    font-size: 11px;

    font-weight: 700;

}


/* =========================================================
   24. ACHIEVEMENT POPUP
========================================================= */

.achievement-popup {

    position: fixed;

    left: 50%;

    top: 18px;

    transform:
        translate(-50%, -140%);

    opacity: 0;

    z-index: 300;

    pointer-events: none;

    transition:
        transform .3s ease,
        opacity .3s ease;

}


.achievement-popup.show {

    transform:
        translate(-50%, 0);

    opacity: 1;

}


.achievement-popup-card {

    display: flex;

    align-items: center;

    gap: 10px;

    min-width: 280px;

    padding: 12px 16px;

    border-radius: 14px;

    background:
        linear-gradient(
            135deg,
            #303743,
            #1d222a
        );

    border:
        1px solid
        rgba(255,211,77,.25);

    box-shadow:
        0 10px 35px
        rgba(0,0,0,.45);

}


.achievement-popup-icon {

    font-size: 27px;

}


.achievement-popup-title {

    color: #ffd34d;

    font-size: 11px;

    font-weight: 800;

}


#achievementPopupName {

    margin-top: 2px;

    color: white;

    font-size: 14px;

    font-weight: 700;

}

/* =========================================================
   GAME STATS ROW
========================================================= */

.game-stats {

    display: flex;

    align-items: center;

    justify-content: center;

    gap: 18px;

    margin-top: 8px;

    color: #7f8999;

    font-size: 14px;

}


.game-stats span {

    color: #ffffff;

    font-weight: 700;

}

/* =========================================================
   25. THEMES BUTTON
========================================================= */

.themes-button {

    margin-top: 8px;

    padding: 9px 15px;

    border: 0;

    border-radius: 10px;

    background: #252b35;

    color: #b66cff;

    font-size: 13px;

    font-weight: 700;

    cursor: pointer;

}


.themes-button:active {

    transform: scale(.96);

}


/* =========================================================
   26. THEME PANEL
========================================================= */

.theme-panel {

    position: fixed;

    inset: 0;

    display: none;

    align-items: center;

    justify-content: center;

    padding: 20px;

    background:
        rgba(8, 10, 15, .82);

    backdrop-filter:
        blur(8px);

    z-index: 160;

}


.theme-panel.show {

    display: flex;

}


.theme-card {

    width: min(
        390px,
        92vw
    );

    max-height: 80vh;

    overflow-y: auto;

    padding: 22px;

    border-radius: 20px;

    background:
        linear-gradient(
            145deg,
            #292f3b,
            #191c23
        );

    border:
        1px solid
        rgba(255,255,255,.08);

    box-shadow:
        0 20px 60px
        rgba(0,0,0,.55);

}


.theme-header {

    display: flex;

    align-items: center;

    justify-content: space-between;

    margin-bottom: 15px;

}


.theme-header h2 {

    margin: 0;

    font-size: 22px;

}


#closeThemes {

    width: 34px;

    height: 34px;

    border: 0;

    border-radius: 50%;

    background: #303641;

    color: white;

    font-size: 22px;

    cursor: pointer;

}


/* =========================================================
   27. THEME ITEMS
========================================================= */

.theme-item {

    display: flex;

    align-items: center;

    gap: 12px;

    margin-bottom: 9px;

    padding: 12px;

    border: 2px solid transparent;

    border-radius: 13px;

    background: #20242d;

    cursor: pointer;

}


.theme-item.locked {

    opacity: .42;

    cursor: default;

}


.theme-item.selected {

    border-color: #55e69b;

}


.theme-preview {

    width: 48px;

    height: 48px;

    flex-shrink: 0;

    border-radius: 12px;

    background: #20242d;

    box-shadow:
        inset 0 0 0 1px
        rgba(255,255,255,.08);

}


.theme-info {

    min-width: 0;

}


.theme-name {

    color: white;

    font-size: 14px;

    font-weight: 750;

}


.theme-description {

    margin-top: 3px;

    color: #8f99a9;

    font-size: 12px;

}


.theme-status {

    margin-top: 4px;

    color: #55e69b;

    font-size: 11px;

    font-weight: 700;

}


/* =========================================================
   28. THEME PREVIEWS
========================================================= */

.theme-preview.default {

    background:
        linear-gradient(
            135deg,
            #292f3b,
            #111318
        );

}


.theme-preview.ocean {

    background:
        linear-gradient(
            135deg,
            #073b5c,
            #0a7892
        );

}


.theme-preview.sunset {

    background:
        linear-gradient(
            135deg,
            #5b1e42,
            #e66b35
        );

}


.theme-preview.neon {

    background:
        linear-gradient(
            135deg,
            #170d35,
            #00d4ff
        );

}


.theme-preview.forest {

    background:
        linear-gradient(
            135deg,
            #102d20,
            #39845c
        );

}


.theme-preview.gold {

    background:
        linear-gradient(
            135deg,
            #30230b,
            #b88628
        );

}

/* =========================================================
   29. OCEAN THEME
========================================================= */

body.theme-ocean {

    background:
        radial-gradient(
            circle at top,
            #145b78,
            #061923 72%
        );

}


body.theme-ocean .cell {

    background: #12394a;

}


body.theme-ocean .difficulty {

    background: #0c2a39;

}


body.theme-ocean .buttons button.secondary {

    background: #17495d;

}


/* =========================================================
   30. SUNSET THEME
========================================================= */

body.theme-sunset {

    background:
        radial-gradient(
            circle at top,
            #71364f,
            #21121c 72%
        );

}


body.theme-sunset .cell {

    background: #3a2630;

}


body.theme-sunset .difficulty {

    background: #2d1b26;

}


body.theme-sunset .buttons button.secondary {

    background: #593246;

}


/* =========================================================
   31. NEON THEME
========================================================= */

body.theme-neon {

    background:
        radial-gradient(
            circle at top,
            #28204f,
            #080612 72%
        );

}


body.theme-neon .cell {

    background: #17132a;

    box-shadow:
        inset 0 1px 0
        rgba(0,255,255,.08),

        0 0 8px
        rgba(0,212,255,.08);

}


body.theme-neon .difficulty {

    background: #151027;

}


body.theme-neon .buttons button.secondary {

    background: #29204a;

}


/* =========================================================
   32. FOREST THEME
========================================================= */

body.theme-forest {

    background:
        radial-gradient(
            circle at top,
            #315e45,
            #0b1911 72%
        );

}


body.theme-forest .cell {

    background: #1d3427;

}


body.theme-forest .difficulty {

    background: #14251b;

}


body.theme-forest .buttons button.secondary {

    background: #294b36;

}


/* =========================================================
   33. GOLD THEME
========================================================= */

body.theme-gold {

    background:
        radial-gradient(
            circle at top,
            #60491b,
            #171208 72%
        );

}


body.theme-gold .cell {

    background: #332915;

}


body.theme-gold .difficulty {

    background: #29200f;

}


body.theme-gold .buttons button.secondary {

    background: #594519;

}


body.theme-gold #message.win {

    color: #ffd34d;

}


body.theme-gold .level {

    color: #c9ad65;

}

/* =========================================================
   ACHIEVEMENTS + THEMES ROW
========================================================= */

.extra-buttons {

    display: flex;

    align-items: center;

    justify-content: center;

    gap: 8px;

    margin-top: 10px;

}


.extra-buttons .achievements-button,
.extra-buttons .themes-button {

    margin-top: 0;

}