/* =========================================
   1. VARIABLES & RESET
   ========================================= */
:root {
    --bg-color: #05050a;
    --game-bg: rgba(10, 10, 16, 0.85);
    --primary-color: #00ffcc;
    /* Neon Cyan */
    --secondary-color: #ff0055;
    /* Neon Red/Pink */
    --wall-color: rgba(77, 77, 255, 0.25);
    /* Glassy Blue */
    --wall-border: #6666ff;
    --text-color: #ffffff;
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Roboto', sans-serif;
}

* {
    box-sizing: border-box;
    user-select: none;
}

body {
    margin: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: var(--bg-color);
    background-image:
        radial-gradient(circle at center, #1a1a2e 0%, #000 100%),
        linear-gradient(rgba(0, 255, 204, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 204, 0.05) 1px, transparent 1px);
    background-size: 100% 100%, 40px 40px, 40px 40px;
    animation: gridMove 4s linear infinite;
    font-family: var(--font-body);
    color: var(--text-color);
    overflow: hidden;
}

/* =========================================
   2. TYPOGRAPHY UTILITIES
   ========================================= */
.p075 {
    font-family: 'Orbitron', sans-serif !important;
    letter-spacing: 1px;
    font-size: 0.75rem;
    vertical-align: super;
}

.p1 {
    font-family: 'Orbitron', sans-serif !important;
    letter-spacing: 1px;
    font-size: 1rem;
    vertical-align: super;
}

.p15 {
    font-family: 'Orbitron', sans-serif !important;
    letter-spacing: 1px;
    font-size: 1.5rem;
    vertical-align: super;
}

/* =========================================
   3. ANIMATIONS
   ========================================= */
@keyframes gridMove {
    0% {
        background-position: center, 0 0, 0 0;
    }

    100% {
        background-position: center, 40px 40px, 40px 40px;
    }
}

@keyframes pulseBorder {
    0% {
        box-shadow: 0 0 15px var(--secondary-color), inset 0 0 30px rgba(0, 0, 0, 0.8);
        border-color: var(--secondary-color);
    }

    50% {
        box-shadow: 0 0 30px var(--secondary-color), inset 0 0 15px rgba(0, 0, 0, 0.8);
        border-color: #ff3377;
    }

    100% {
        box-shadow: 0 0 15px var(--secondary-color), inset 0 0 30px rgba(0, 0, 0, 0.8);
        border-color: var(--secondary-color);
    }
}

@keyframes pulseDanger {
    0% {
        box-shadow: 0 0 10px var(--secondary-color);
        background-color: rgba(255, 0, 85, 0.5);
    }

    50% {
        box-shadow: 0 0 25px var(--secondary-color);
        background-color: rgba(255, 0, 85, 0.8);
    }

    100% {
        box-shadow: 0 0 10px var(--secondary-color);
        background-color: rgba(255, 0, 85, 0.5);
    }
}

@keyframes float {

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

    50% {
        transform: translateY(-5px);
    }
}

@keyframes glitchText {
    0% {
        text-shadow: 2px 2px var(--primary-color), -2px -2px var(--secondary-color);
    }

    25% {
        text-shadow: -2px 2px var(--secondary-color), 2px -2px var(--primary-color);
    }

    50% {
        text-shadow: 2px -2px var(--primary-color), -2px 2px var(--secondary-color);
    }

    75% {
        text-shadow: -2px -2px var(--secondary-color), 2px 2px var(--primary-color);
    }

    100% {
        text-shadow: 2px 2px var(--primary-color), -2px -2px var(--secondary-color);
    }
}

@keyframes scanlines {
    0% {
        background-position: 0 0;
    }

    100% {
        background-position: 0 100%;
    }
}

/* =========================================
   4. SNIPPET: AUDIO CONTROLLER
   ========================================= */
.controles-audio {
    position: absolute;
    top: 1vh;
    right: 1vh;
    scale: 0.7;
}

/* =========================================
   5. HEADER & INFO
   ========================================= */
.header-info {
    margin-bottom: 20px;
    text-align: center;
    z-index: 10;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

.header-info h2 {
    font-family: var(--font-display);
    color: var(--primary-color);
    margin: 0 0 5px 0;
    font-size: 2.5rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    text-shadow: 0 0 15px rgba(0, 255, 204, 0.6);
}

.header-info p {
    margin: 0;
    font-size: 0.95rem;
    color: #ccc;
    letter-spacing: 1px;
}

/* =========================================
   6. GAME CONTAINER & WRAPPER
   ========================================= */
#game-wrapper {
    position: relative;
    padding: 12px;
    border-radius: 20px;
    box-shadow: 0 0 60px rgba(0, 0, 0, 0.9), 0 0 30px rgba(0, 255, 204, 0.1);
    background: linear-gradient(145deg, #1a1a1a, #050505);
    border: 1px solid #333;
}

#game-container {
    width: auto;
    height: 60vh;
    position: relative;
    background: var(--game-bg);
    border: 3px solid var(--secondary-color);
    border-radius: 12px;
    overflow: hidden;
    cursor: none;
    box-shadow: inset 0 0 80px rgba(0, 0, 0, 0.9);
    animation: pulseBorder 2s infinite ease-in-out;
}

/* =========================================
   7. GAME OBJECTS (Ball, Walls)
   ========================================= */
#ball {
    width: 20px;
    height: 20px;
    background: radial-gradient(circle at 35% 35%, #fff, var(--primary-color));
    border-radius: 50%;
    position: absolute;
    z-index: 10;
    pointer-events: none;
    box-shadow: 0 0 10px #fff, 0 0 20px var(--primary-color), 0 0 35px var(--primary-color);
}

.wall {
    position: absolute;
    background: var(--wall-color);
    border: 1px solid var(--wall-border);
    box-shadow: 0 0 15px rgba(77, 77, 255, 0.3);
    border-radius: 4px;
    backdrop-filter: blur(3px);
}

.wall.danger {
    background: rgba(255, 0, 85, 0.5);
    border: 1px solid #ff5588;
    animation: pulseDanger 0.8s infinite alternate;
}

/* =========================================
   8. HUD (Heads Up Display)
   ========================================= */
#score-container {
    position: absolute;
    top: 25px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 15;
    pointer-events: none;
    text-align: center;
    width: 100%;
}

#score-display {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--primary-color);
    background: rgba(0, 20, 40, 0.6);
    padding: 8px 30px;
    border-radius: 30px;
    border: 1px solid rgba(0, 255, 204, 0.4);
    backdrop-filter: blur(5px);
    text-shadow: 0 0 15px rgba(0, 255, 204, 0.8);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
    display: inline-block;
    animation: float 3s ease-in-out infinite;
}

/* =========================================
   9. OVERLAY SCREENS (Start / Game Over)
   ========================================= */
#overlay-screen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 5, 10, 0.85);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 20;
    transition: opacity 0.4s ease;
    backdrop-filter: blur(8px);
}

#overlay-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

#overlay-screen h1 {
    font-family: var(--font-display);
    font-size: 3.5rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
    text-transform: uppercase;
    text-align: center;
    line-height: 1.1;
    letter-spacing: 4px;
    animation: glitchText 3s infinite steps(1);
}

.score-detail {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--primary-color);
    margin: 10px 0;
    text-shadow: 0 0 10px var(--primary-color);
}

.btn-start {
    margin-top: 40px;
    padding: 18px 50px;
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--primary-color);
    background: transparent;
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    cursor: pointer;
    text-transform: uppercase;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 0 15px rgba(0, 255, 204, 0.2);
    letter-spacing: 2px;
}

.btn-start:hover {
    background: var(--primary-color);
    color: #000;
    box-shadow: 0 0 40px rgba(0, 255, 204, 0.8);
    transform: scale(1.05) translateY(-2px);
}

.btn-start:active {
    transform: scale(0.98);
}

.hidden {
    display: none !important;
}

/* =========================================
   10. SCORE RESULTS & INPUT
   ========================================= */
#score-results {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 10px;
    width: 100%;
}

#score-results span {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

#nickOverlay {
    background: rgba(0, 0, 0, 0.6) !important;
    border: 2px solid var(--primary-color) !important;
    border-radius: 8px !important;
    color: #484a4a;
    font-family: var(--font-display) !important;
    font-size: 1.5rem !important;
    padding: 8px !important;
    text-align: center !important;
    outline: none !important;
    text-transform: uppercase !important;
    box-shadow: 0 0 15px rgba(0, 255, 204, 0.1) !important;
    transition: all 0.3s ease !important;
    width: 100px !important;
}

#nickOverlay:focus {
    box-shadow: 0 0 25px rgba(0, 255, 204, 0.4) !important;
    background: rgba(0, 20, 40, 0.9) !important;
    border-color: #fff !important;
    color: #fff;
}

#enviarNick {
    background: linear-gradient(45deg, transparent 5%, var(--primary-color) 5%);
    background-size: 200% 100%;
    background-position: 100% 0;
    border: 1px solid var(--primary-color);
    color: #484a4a;
    font-family: var(--font-display);
    font-size: 0.9rem;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    text-transform: uppercase;
    transition: all 0.4s ease;
    box-shadow: 0 0 10px rgba(0, 255, 204, 0.1);
    font-weight: bold;
    letter-spacing: 1px;
}

#enviarNick:hover {
    background-position: 0 0;
    color: #fff;
    box-shadow: 0 0 20px rgba(0, 255, 204, 0.6);
}

/* =========================================
   11. SNIPPET: HIGH SCORES SIDEBAR
   ========================================= */
.col-md-3 h1 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: #fff;
    text-align: center;
    margin-bottom: 10px;
    text-shadow: 0 0 5px #fff, 0 0 10px #fff, 0 0 20px var(--secondary-color), 0 0 40px var(--secondary-color);
    letter-spacing: 2px;
}

#btnTop5 {
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid var(--secondary-color);
    color: var(--secondary-color);
    font-family: var(--font-display);
    font-size: 0.8rem;
    padding: 6px 16px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 0 5px var(--secondary-color);
}

#btnTop5:hover {
    background: var(--secondary-color);
    color: #fff;
    box-shadow: 0 0 20px var(--secondary-color);
    transform: scale(1.05);
}

.scoreboard {
    width: 100%;
    background: rgba(0, 0, 0, 0.7);
    border: 4px solid #333;
    border-radius: 15px;
    padding: 15px;
    box-shadow: inset 0 0 30px #00ffff, 0 0 20px #00ffff;
    position: relative;
    overflow: hidden;
    margin-top: 1rem;
}

.scoreboard::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(255, 255, 255, 0.03) 10px, rgba(255, 255, 255, 0.03) 20px);
    animation: scanlines 8s linear infinite;
    pointer-events: none;
}

.scoreboard .rank {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-family: var(--font-display);
    font-size: 0.9rem;
    transition: background 0.2s;
}

.scoreboard .rank:hover {
    background: rgba(255, 255, 255, 0.05);
}

.scoreboard .rank span:nth-child(1) {
    color: #888;
    width: 25px;
    font-size: 0.8rem;
}

.scoreboard .rank span:nth-child(2) {
    color: var(--primary-color);
    flex-grow: 1;
    text-align: left;
    padding-left: 10px;
    text-shadow: 0 0 5px rgba(0, 255, 204, 0.5);
}

.scoreboard .rank span:nth-child(3) {
    color: #fff;
    font-weight: bold;
}

.scoreboard .loading {
    color: #aaa;
    font-family: var(--font-body);
    font-size: 0.9rem;
    text-align: center;
    padding: 20px 0;
    font-style: italic;
}

/* =========================================
   12. SNIPPET: FOOTER
   ========================================= */
.rodapemini {
    position: absolute;
    bottom: 1vh;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    font-size: 0.8rem;
    text-align: center;
    font-family: 'Orbitron', sans-serif !important;
    letter-spacing: 1px;
}

/* =========================================
   13. SNIPPET: MODALS
   ========================================= */
.modeltopo {
    background-color: #2f3546;
    color: #fff;
}

.modelconteudo {
    background-color: #161923;
    color: #c9cfd9;
    font-size: 0.8rem;
    font-family: 'Roboto';
    text-align: justify;
}

/* =========================================
   14. RESPONSIVE
   ========================================= */

/* Tablet and below */
@media (max-width: 768px) {
    #game-container {
        height: 50vh;
        cursor: auto;
        touch-action: none;
    }

    .col-md-3 {
        margin-top: 2rem;
    }

    .header-info h2 {
        font-size: 2rem;
    }

    .header-info p {
        font-size: 0.85rem;
    }

    .controles-audio {
        scale: 0.6;
    }

    #overlay-screen h1 {
        font-size: 2.8rem;
    }

    .btn-start {
        padding: 16px 40px;
        font-size: 1.2rem;
        min-height: 48px;
    }

    #score-display {
        font-size: 1.5rem;
        padding: 6px 20px;
    }
}

/* Mobile phones */
@media (max-width: 480px) {
    body {
        background-size: 100% 100%, 20px 20px, 20px 20px;
    }

    #game-container {
        height: 55vh;
        touch-action: none;
    }

    #overlay-screen h1 {
        font-size: 2.2rem;
        letter-spacing: 2px;
    }

    .btn-start {
        padding: 15px 35px;
        font-size: 1.1rem;
        min-height: 44px;
    }

    .header-info h2 {
        font-size: 1.5rem;
        letter-spacing: 2px;
    }

    .header-info p {
        font-size: 0.75rem;
    }

    #enviarNick {
        padding: 12px 24px;
        font-size: 1rem;
        min-height: 44px;
    }

    #btnTop5 {
        padding: 10px 20px;
        font-size: 0.9rem;
        min-height: 44px;
    }

    .controles-audio {
        scale: 0.5;
        top: 0.5vh;
        right: 0.5vh;
    }

    #score-display {
        font-size: 1.3rem;
        padding: 5px 15px;
    }

    .score-detail {
        font-size: 1.5rem;
    }

    #nickOverlay {
        font-size: 1.3rem !important;
        padding: 10px !important;
    }

    .col-md-3 h1 {
        font-size: 1.4rem;
    }

    .scoreboard {
        padding: 10px;
    }

    .scoreboard .rank {
        padding: 6px 8px;
        font-size: 0.85rem;
    }

    .rodapemini {
        font-size: 0.65rem;
        bottom: 0.5vh;
    }
}

/* Very small phones */
@media (max-width: 360px) {
    .header-info h2 {
        font-size: 1.2rem;
    }

    #overlay-screen h1 {
        font-size: 1.8rem;
    }

    .btn-start {
        padding: 12px 28px;
        font-size: 1rem;
    }

    #game-container {
        height: 60vh;
    }
}