/**


 * Pattern Pulse - Game Styles


 *


 * @author      Mike Fairbrother


 * @copyright   2024-2026 Mike Fairbrother. All rights reserved.


 */





/* ---- Game Tokens ---- */


:root {


    --pp-color-1: #ff6b6b;


    --pp-color-2: #4ecdc4;


    --pp-color-3: #ffe66d;


    --pp-color-4: #a855f7;


    --pp-color-5: #3b82f6;


    --pp-color-6: #f97316;


    --pp-glow-1: rgba(255, 107, 107, 0.6);


    --pp-glow-2: rgba(78, 205, 196, 0.6);


    --pp-glow-3: rgba(255, 230, 109, 0.6);


    --pp-glow-4: rgba(168, 85, 247, 0.6);


    --pp-glow-5: rgba(59, 130, 246, 0.6);


    --pp-glow-6: rgba(249, 115, 22, 0.6);


    --pp-pulse-duration: 500ms;


    --pp-grid-gap: 12px;


    --pp-dot-size: 64px;


}





/* ---- Logo ---- */


.pp-logo {


    margin-bottom: 16px;


}


.pp-logo-grid {


    display: grid;


    grid-template-columns: repeat(2, 28px);


    gap: 8px;


    justify-content: center;


}


.pp-logo-dot {


    width: 28px;


    height: 28px;


    border-radius: 50%;


    background: var(--dot-color);


    box-shadow: 0 0 12px var(--dot-color);


    animation: pp-logo-pulse 2s ease-in-out infinite;


}


.pp-logo-dot:nth-child(2) { animation-delay: 0.3s; }


.pp-logo-dot:nth-child(3) { animation-delay: 0.6s; }


.pp-logo-dot:nth-child(4) { animation-delay: 0.9s; }





@keyframes pp-logo-pulse {


    0%, 100% { transform: scale(1); opacity: 0.7; }


    50% { transform: scale(1.2); opacity: 1; }


}





/* ---- Title ---- */


.pp-title {


    font-size: 48px;


    font-weight: 900;


    line-height: 1;


    background: linear-gradient(135deg, #ff6b6b, #ff9f43, #ffe66d);


    -webkit-background-clip: text;


    -webkit-text-fill-color: transparent;


    background-clip: text;


    margin-bottom: 8px;


}





.pp-subtitle {


    font-size: 16px;


    color: var(--gp-text-secondary);


    margin-bottom: 28px;


    font-weight: 500;


    letter-spacing: 1px;


}





/* ---- Difficulty Selector ---- */


.pp-difficulty-selector {


    margin-bottom: 20px;


    width: 100%;


    max-width: 300px;


}


.pp-diff-label {


    display: block;


    font-size: 11px;


    text-transform: uppercase;


    letter-spacing: 1.5px;


    color: var(--gp-text-secondary);


    font-weight: 600;


    margin-bottom: 10px;


}


.pp-diff-options {


    display: flex;


    gap: 6px;


    background: rgba(255, 255, 255, 0.04);


    border-radius: var(--gp-radius-md);


    padding: 4px;


}


.pp-diff-btn {


    flex: 1;


    padding: 10px 4px;


    border: none;


    border-radius: 12px;


    background: transparent;


    color: var(--gp-text-secondary);


    font-size: 13px;


    font-weight: 600;


    font-family: var(--gp-font-stack);


    cursor: pointer;


    transition: all 0.2s ease;


}


.pp-diff-btn.active {


    background: linear-gradient(135deg, rgba(255, 107, 107, 0.2), rgba(168, 85, 247, 0.2));


    color: #fff;


    box-shadow: 0 2px 12px rgba(255, 107, 107, 0.15);


}


.pp-diff-btn:active {


    transform: scale(0.95);


}


.pp-diff-desc {


    font-size: 12px;


    color: var(--gp-text-secondary);


    margin-top: 8px;


    opacity: 0.7;


}





/* ---- Menu Best Score ---- */


.pp-menu-best {


    font-size: 16px;


    color: var(--gp-text-secondary);


    margin-bottom: 24px;


    font-weight: 600;


}


.pp-menu-best span {


    color: var(--gp-accent);


    font-weight: 800;


}





/* ---- Game Status Bar ---- */


.pp-status-bar {


    text-align: center;


    padding: 8px 16px 4px;


}


.pp-status-text {


    font-size: 16px;


    font-weight: 700;


    color: var(--gp-text-secondary);


    transition: color 0.3s ease;


    min-height: 24px;


}


.pp-status-text.watching {


    color: var(--pp-color-3);


}


.pp-status-text.your-turn {


    color: var(--pp-color-2);


}


.pp-status-text.correct {


    color: var(--gp-success);


}


.pp-status-text.wrong {


    color: var(--gp-danger);


}





/* ---- Progress Indicator ---- */


.pp-progress {


    display: flex;


    gap: 3px;


    justify-content: center;


    margin-top: 2px;


    min-height: 6px;


}


.pp-progress-dot {


    width: 6px;


    height: 6px;


    border-radius: 50%;


    background: rgba(255, 255, 255, 0.15);


    transition: background 0.2s ease, transform 0.2s ease;


}


.pp-progress-dot.done {


    background: var(--gp-success);


    transform: scale(1.2);


}


.pp-progress-dot.current {


    background: var(--gp-accent);


    animation: pp-dot-blink 0.6s ease-in-out infinite;


}


@keyframes pp-dot-blink {


    0%, 100% { opacity: 1; }


    50% { opacity: 0.4; }


}





/* ---- Grid Container ---- */


.pp-grid-container {


    flex: 1;


    display: flex;


    align-items: center;


    justify-content: center;


    padding: 16px;


}





/* ---- Game Grid ---- */


.pp-grid {


    display: grid;


    gap: var(--pp-grid-gap);


    justify-content: center;


    align-content: center;


}


.pp-grid[data-size="3"] {


    grid-template-columns: repeat(3, var(--pp-dot-size));


}


.pp-grid[data-size="4"] {


    grid-template-columns: repeat(4, var(--pp-dot-size));


}


.pp-grid[data-size="5"] {


    grid-template-columns: repeat(5, var(--pp-dot-size));


}





/* ---- Grid Circles ---- */


.pp-cell {


    width: var(--pp-dot-size);


    height: var(--pp-dot-size);


    border-radius: 50%;


    background: rgba(255, 255, 255, 0.06);


    border: 2px solid rgba(255, 255, 255, 0.08);


    cursor: pointer;


    position: relative;


    transition: transform 0.15s ease, border-color 0.2s ease;


    overflow: hidden;


}


.pp-cell::after {


    content: '';


    position: absolute;


    inset: 0;


    border-radius: 50%;


    opacity: 0;


    transition: opacity 0.2s ease;


}


.pp-cell:active {


    transform: scale(0.92);


}





/* Cell color assignments */


.pp-cell[data-color="0"] { --cell-color: var(--pp-color-1); --cell-glow: var(--pp-glow-1); }


.pp-cell[data-color="1"] { --cell-color: var(--pp-color-2); --cell-glow: var(--pp-glow-2); }


.pp-cell[data-color="2"] { --cell-color: var(--pp-color-3); --cell-glow: var(--pp-glow-3); }


.pp-cell[data-color="3"] { --cell-color: var(--pp-color-4); --cell-glow: var(--pp-glow-4); }


.pp-cell[data-color="4"] { --cell-color: var(--pp-color-5); --cell-glow: var(--pp-glow-5); }


.pp-cell[data-color="5"] { --cell-color: var(--pp-color-6); --cell-glow: var(--pp-glow-6); }





/* Idle state: subtle colored border hint */


.pp-cell {


    border-color: color-mix(in srgb, var(--cell-color) 20%, transparent);


    background: color-mix(in srgb, var(--cell-color) 4%, transparent);


}





/* Highlighted / pulsing state */


.pp-cell.highlight {


    background: var(--cell-color);


    border-color: var(--cell-color);


    box-shadow: 0 0 20px var(--cell-glow), 0 0 40px var(--cell-glow), inset 0 0 15px rgba(255,255,255,0.2);


    transform: scale(1.1);


    animation: pp-pulse-glow var(--pp-pulse-duration) ease-out;


}





@keyframes pp-pulse-glow {


    0% { transform: scale(1); }


    30% { transform: scale(1.15); }


    100% { transform: scale(1); }


}





/* Tap feedback */


.pp-cell.tap-correct {


    background: var(--cell-color);


    border-color: var(--cell-color);


    box-shadow: 0 0 16px var(--cell-glow);


    transform: scale(1.05);


}


.pp-cell.tap-wrong {


    background: var(--gp-danger) !important;


    border-color: var(--gp-danger) !important;


    box-shadow: 0 0 20px rgba(255, 71, 87, 0.6) !important;


    animation: pp-shake 0.4s ease;


}





@keyframes pp-shake {


    0%, 100% { transform: translateX(0); }


    20% { transform: translateX(-6px); }


    40% { transform: translateX(6px); }


    60% { transform: translateX(-4px); }


    80% { transform: translateX(4px); }


}





/* Ripple effect on tap */


.pp-cell .pp-ripple {


    position: absolute;


    border-radius: 50%;


    background: rgba(255, 255, 255, 0.4);


    transform: scale(0);


    animation: pp-ripple-expand 0.5s ease-out forwards;


    pointer-events: none;


}


@keyframes pp-ripple-expand {


    to {


        transform: scale(2.5);


        opacity: 0;


    }


}





/* Disabled state during playback */


.pp-grid.disabled .pp-cell {


    pointer-events: none;


}





/* ---- Screen Flash ---- */


.pp-screen-flash {


    position: absolute;


    inset: 0;


    pointer-events: none;


    z-index: 40;


    opacity: 0;


}


.pp-screen-flash.flash-error {


    background: radial-gradient(circle at center, rgba(255, 71, 87, 0.3), transparent 70%);


    animation: pp-flash 0.4s ease-out forwards;


}


.pp-screen-flash.flash-success {


    background: radial-gradient(circle at center, rgba(46, 213, 115, 0.2), transparent 70%);


    animation: pp-flash 0.3s ease-out forwards;


}


@keyframes pp-flash {


    0% { opacity: 1; }


    100% { opacity: 0; }


}





/* ---- Game Over ---- */


.pp-gameover-title {


    font-size: 36px;


    font-weight: 900;


    margin-bottom: 8px;


    background: linear-gradient(135deg, #ff6b6b, #ff9f43);


    -webkit-background-clip: text;


    -webkit-text-fill-color: transparent;


    background-clip: text;


}


.pp-new-best {


    display: inline-block;


    padding: 6px 20px;


    border-radius: 20px;


    font-size: 14px;


    font-weight: 800;


    color: #1a1640;


    background: linear-gradient(135deg, var(--gp-accent), var(--gp-fire-b));


    margin-bottom: 16px;


    animation: gp-badge-pop 0.5s ease-out forwards;


}


.pp-final-score-block {


    display: flex;


    flex-direction: column;


    align-items: center;


    margin-bottom: 8px;


}


.pp-final-label {


    font-size: 13px;


    color: var(--gp-text-secondary);


    text-transform: uppercase;


    letter-spacing: 1px;


    font-weight: 600;


}


.pp-final-value {


    font-size: 64px;


    font-weight: 900;


    line-height: 1.1;


    background: linear-gradient(135deg, #ff6b6b, #a855f7);


    -webkit-background-clip: text;


    -webkit-text-fill-color: transparent;


    background-clip: text;


}


.pp-final-value-small {


    font-size: 28px;


    background: none;


    -webkit-text-fill-color: var(--gp-text-secondary);


    color: var(--gp-text-secondary);


}


.pp-final-best-block {


    display: flex;


    flex-direction: column;


    align-items: center;


    margin-bottom: 20px;


}





.pp-final-stats {


    display: flex;


    gap: 24px;


    margin-bottom: 20px;


}


.pp-final-stat {


    display: flex;


    flex-direction: column;


    align-items: center;


}


.pp-final-stat-num {


    font-size: 24px;


    font-weight: 800;


}


.pp-final-stat-label {


    font-size: 11px;


    color: var(--gp-text-secondary);


    text-transform: uppercase;


    letter-spacing: 0.5px;


    font-weight: 600;


}





.pp-motivation-text {


    font-size: 15px;


    color: var(--gp-text-secondary);


    margin-bottom: 24px;


    font-style: italic;


    max-width: 260px;


}





.pp-gameover-back {


    margin-top: 12px;


}





/* ---- Help Sections ---- */


.pp-help-section {


    display: flex;


    gap: 14px;


    align-items: flex-start;


    margin-bottom: 18px;


    text-align: left;


}


.pp-help-icon {


    font-size: 24px;


    flex-shrink: 0;


    width: 36px;


    text-align: center;


}


.pp-help-text {


    font-size: 14px;


    color: var(--gp-text-secondary);


    line-height: 1.5;


}


.pp-help-text strong {


    color: var(--gp-text-primary);


}





/* ---- Round Transition ---- */


.pp-round-announce {


    position: absolute;


    inset: 0;


    display: flex;


    align-items: center;


    justify-content: center;


    z-index: 30;


    pointer-events: none;


}


.pp-round-text {


    font-size: 48px;


    font-weight: 900;


    color: var(--gp-accent);


    text-shadow: 0 0 30px var(--gp-accent-glow);


    animation: pp-round-pop 0.8s ease-out forwards;


}


@keyframes pp-round-pop {


    0% { transform: scale(0.3); opacity: 0; }


    40% { transform: scale(1.2); opacity: 1; }


    70% { transform: scale(0.95); opacity: 1; }


    100% { transform: scale(1); opacity: 0; }


}





/* ---- Responsive: Smaller Dots on Small Screens ---- */


@media (max-width: 380px) {


    :root {


        --pp-dot-size: 52px;


        --pp-grid-gap: 8px;


    }


    .pp-title {


        font-size: 40px;


    }


}


@media (max-width: 340px) {


    :root {


        --pp-dot-size: 44px;


        --pp-grid-gap: 6px;


    }


}





/* ---- For 5x5 grids, reduce dot size ---- */


.pp-grid[data-size="5"] .pp-cell {


    width: calc(var(--pp-dot-size) * 0.82);


    height: calc(var(--pp-dot-size) * 0.82);


}


@media (max-width: 380px) {


    .pp-grid[data-size="5"] .pp-cell {


        width: calc(var(--pp-dot-size) * 0.78);


        height: calc(var(--pp-dot-size) * 0.78);


    }


}