/* ============================================
   SPEKIT SPRINT — Main Styles
   ============================================ */

/* ── Reset & Base ── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow: hidden;
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
}

body {
    font-family: var(--font-primary);
    background: var(--spekit-deep-dark);
    color: var(--spekit-white);
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    position: relative;
}

/* ── Game Container ── */
#game-wrapper {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    background: var(--gradient-game-bg);
}

#game-wrapper.shake {
    animation: screenShake 0.4s ease-out;
}

#game-wrapper.power-up-active {
    animation: powerUpGlow 1s ease-in-out infinite;
}

/* ── Background Particles Container ── */
#particles-bg {
    position: absolute;
    inset: 0;
    z-index: var(--z-bg);
    pointer-events: none;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: rgba(var(--spekit-pink-rgb), 0.4);
    border-radius: 50%;
    animation: particleDrift linear infinite;
}

.particle:nth-child(odd) {
    background: rgba(255, 255, 255, 0.2);
}

/* ── Canvas (Game Rendering) ── */
#game-canvas {
    display: block;
    width: 100%;
    height: 100%;
    position: absolute;
    inset: 0;
    z-index: var(--z-game);
}

/* ── Game HUD ── */
#game-hud {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-ui);
    padding: var(--space-sm) var(--space-md);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

#game-hud.visible {
    opacity: 1;
}

.hud-left, .hud-center, .hud-right {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2xs);
}

.hud-score-box {
    background: rgba(var(--spekit-navy-rgb), 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(var(--spekit-pink-rgb), 0.2);
    border-radius: var(--radius-lg);
    padding: var(--space-xs) var(--space-md);
    text-align: center;
    min-width: 115px;
}

.hud-label {
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: var(--ls-wider);
}

.hud-value {
    font-size: var(--fs-xl);
    font-weight: var(--fw-extrabold);
    color: var(--spekit-white);
    letter-spacing: var(--ls-tight);
    line-height: var(--lh-tight);
}

.hud-value.score-value {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hud-combo {
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    color: var(--color-gold);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.hud-combo.visible {
    opacity: 1;
}

.hud-timer-bar {
    width: min(200px, 40vw);
    height: 6px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 3px;
    overflow: hidden;
    margin-top: var(--space-2xs);
}

.hud-timer-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 3px;
    transition: width 0.1s linear;
}

.hud-timer-fill.warning {
    background: var(--gradient-danger);
}

.hud-stage-badge {
    background: var(--gradient-primary);
    color: var(--spekit-white);
    font-size: var(--fs-xs);
    font-weight: var(--fw-bold);
    padding: 4px 14px;
    border-radius: var(--radius-pill);
    text-transform: uppercase;
    letter-spacing: var(--ls-wide);
    box-shadow: var(--shadow-pink);
    white-space: nowrap;
    min-width: 120px;
    text-align: center;
}

.hud-multiplier {
    display: flex;
    align-items: center;
    gap: 4px;
    background: rgba(var(--color-gold-rgb), 0.15);
    border: 1px solid rgba(var(--color-gold-rgb), 0.3);
    border-radius: var(--radius-pill);
    padding: 4px 12px;
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    color: var(--color-gold);
    opacity: 0;
    transform: scale(0.8);
    transition: all var(--transition-fast);
}

.hud-multiplier.visible {
    opacity: 1;
    transform: scale(1);
}

/* ── Screens (Overlay Panels) ── */
.screen-overlay {
    position: absolute;
    inset: 0;
    z-index: var(--z-overlay);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--space-lg);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s var(--ease-out), visibility 0.4s;
}

.screen-overlay.active {
    opacity: 1;
    visibility: visible;
}

.screen-overlay::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(var(--spekit-navy-rgb), 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.screen-card {
    position: relative;
    background: var(--gradient-dark);
    border: 1px solid rgba(var(--spekit-pink-rgb), 0.15);
    border-radius: var(--radius-xl);
    padding: var(--space-xl) var(--space-lg);
    max-width: 560px;
    width: 100%;
    text-align: center;
    box-shadow: var(--shadow-xl), 0 0 80px rgba(var(--spekit-pink-rgb), 0.08);
}

/* ── Spekit Logo ── */
.spekit-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.spekit-logo-icon {
    width: 40px;
    height: 40px;
}

.spekit-logo-text {
    font-family: var(--font-primary);
    font-size: var(--fs-lg);
    font-weight: var(--fw-extrabold);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ── Event Badge ── */
.event-badge {
    display: inline-block;
    background: rgba(var(--spekit-pink-rgb), 0.1);
    border: 1px solid rgba(var(--spekit-pink-rgb), 0.25);
    border-radius: var(--radius-pill);
    padding: 6px 18px;
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    color: var(--spekit-pink);
    letter-spacing: var(--ls-wide);
    text-transform: uppercase;
    margin-bottom: var(--space-md);
}

/* ── Welcome Screen ── */
.welcome-title {
    font-size: var(--fs-3xl);
    font-weight: var(--fw-black);
    line-height: var(--lh-tight);
    letter-spacing: var(--ls-tight);
    margin-bottom: var(--space-xs);
}

.welcome-title .gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.welcome-subtitle {
    font-size: var(--fs-md);
    font-weight: var(--fw-regular);
    color: rgba(255, 255, 255, 0.65);
    line-height: var(--lh-relaxed);
    margin-bottom: var(--space-lg);
}

/* ── Speki Character ── */
.speki-container {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--space-md);
    animation: spekiBreath 3s ease-in-out infinite;
}

.speki-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 0 20px rgba(var(--spekit-pink-rgb), 0.4));
}

/* ── Lead Capture Form ── */
.lead-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.form-group {
    position: relative;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    padding-left: 46px;
    background: rgba(255, 255, 255, 0.06);
    border: 1.5px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    color: var(--spekit-white);
    font-family: var(--font-primary);
    font-size: var(--fs-base);
    font-weight: var(--fw-medium);
    outline: none;
    transition: all var(--transition-normal);
    pointer-events: auto;
}

.form-input::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.form-input:focus {
    border-color: var(--spekit-pink);
    background: rgba(var(--spekit-pink-rgb), 0.05);
    box-shadow: 0 0 0 3px rgba(var(--spekit-pink-rgb), 0.12);
}

.form-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    opacity: 0.4;
}

.form-input:focus ~ .form-icon,
.form-input:not(:placeholder-shown) ~ .form-icon,
.form-group:hover .form-icon {
    opacity: 0.8;
}

.form-input:focus-visible {
    outline: none;
    border-color: var(--spekit-pink);
    box-shadow: 0 0 0 3px rgba(var(--spekit-pink-rgb), 0.2);
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 16px 36px;
    border: none;
    border-radius: var(--radius-pill);
    font-family: var(--font-primary);
    font-size: var(--fs-md);
    font-weight: var(--fw-bold);
    cursor: pointer;
    transition: all var(--transition-normal);
    pointer-events: auto;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--spekit-white);
    box-shadow: var(--shadow-pink);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-pink-lg);
}

.btn-primary:active {
    transform: translateY(-1px);
    box-shadow: var(--shadow-pink);
}

.btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-fast);
    pointer-events: none;
}

.btn-primary:hover::after {
    opacity: 1;
}

.btn:focus-visible {
    outline: 2px solid var(--spekit-white);
    outline-offset: 2px;
}

.btn-secondary {
    background: transparent;
    color: var(--spekit-pink);
    border: 2px solid rgba(var(--spekit-pink-rgb), 0.4);
}

.btn-secondary:hover {
    background: rgba(var(--spekit-pink-rgb), 0.08);
    border-color: var(--spekit-pink);
    transform: translateY(-2px);
}

.btn-ghost {
    background: rgba(var(--spekit-pink-rgb), 0.1);
    color: var(--spekit-pink);
    border: 1px solid rgba(var(--spekit-pink-rgb), 0.3);
}

.btn-ghost:hover {
    background: rgba(var(--spekit-pink-rgb), 0.15);
    border-color: rgba(var(--spekit-pink-rgb), 0.6);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 18px 44px;
    font-size: var(--fs-lg);
}

.btn-sm {
    padding: 10px 22px;
    font-size: var(--fs-sm);
}

.btn-icon {
    font-size: 1.2em;
}

/* ── Score Screen ── */
.score-result {
    margin-bottom: var(--space-lg);
}

.score-tier-icon {
    font-size: 4rem;
    margin-bottom: var(--space-sm);
    display: block;
}

.score-tier-title {
    font-size: var(--fs-2xl);
    font-weight: var(--fw-black);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-2xs);
}

.score-number {
    font-size: var(--fs-hero);
    font-weight: var(--fw-black);
    line-height: var(--lh-tight);
    letter-spacing: var(--ls-tight);
    word-break: break-all;
}

.score-label {
    font-size: var(--fs-sm);
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: var(--ls-wider);
}

.score-message {
    font-size: var(--fs-base);
    color: rgba(255, 255, 255, 0.7);
    line-height: var(--lh-relaxed);
    font-style: italic;
    margin-top: var(--space-sm);
    padding: 0 var(--space-md);
}

.score-rank {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: rgba(var(--color-gold-rgb), 0.1);
    border: 1px solid rgba(var(--color-gold-rgb), 0.3);
    border-radius: var(--radius-pill);
    padding: 8px 20px;
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    color: var(--color-gold);
    margin-top: var(--space-md);
}

.score-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-sm);
    margin: var(--space-lg) 0;
}

.stat-item {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    text-align: center;
}

.stat-value {
    font-size: var(--fs-lg);
    font-weight: var(--fw-extrabold);
    color: var(--spekit-pink);
}

.stat-label {
    font-size: var(--fs-xs);
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: var(--ls-wide);
    margin-top: 2px;
}

/* ── Leaderboard ── */
.leaderboard-container {
    width: 100%;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.leaderboard-header {
    display: grid;
    grid-template-columns: 50px 1fr 1fr 100px;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: rgba(var(--spekit-pink-rgb), 0.1);
    font-size: var(--fs-xs);
    font-weight: var(--fw-bold);
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: var(--ls-wider);
}

.leaderboard-row {
    display: grid;
    grid-template-columns: 50px 1fr 1fr 100px;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: var(--fs-sm);
    transition: background var(--transition-fast);
    align-items: center;
}

.leaderboard-row:last-child {
    border-bottom: none;
}

.leaderboard-row.highlighted {
    background: rgba(var(--spekit-pink-rgb), 0.12);
    animation: leaderboardHighlight 2s ease infinite;
}

.leaderboard-row.top-3 {
    background: rgba(var(--color-gold-rgb), 0.06);
}

.rank-number {
    font-weight: var(--fw-extrabold);
    color: var(--spekit-pink);
}

.rank-medal {
    font-size: 1.2rem;
}

.player-name {
    font-weight: var(--fw-semibold);
    color: var(--spekit-white);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.player-company {
    color: rgba(255, 255, 255, 0.45);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.player-score {
    font-weight: var(--fw-extrabold);
    text-align: right;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ── Stage Transition Overlay ── */
.stage-overlay {
    position: absolute;
    inset: 0;
    z-index: var(--z-modal);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: rgba(var(--spekit-navy-rgb), 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.stage-overlay.active {
    opacity: 1;
    visibility: visible;
    animation: stageFlash 1.5s ease-out forwards;
}

.stage-name {
    font-size: var(--fs-hero);
    font-weight: var(--fw-black);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: stageTextSlam 0.6s var(--ease-spring) forwards;
}

.stage-subtitle {
    font-size: var(--fs-md);
    color: rgba(255, 255, 255, 0.7);
    margin-top: var(--space-xs);
}

/* ── CTA Screen ── */
.cta-qr-container {
    background: var(--spekit-white);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    display: inline-block;
    margin: var(--space-md) 0;
}

.cta-qr-container img {
    width: 160px;
    height: 160px;
    display: block;
}

.cta-text {
    font-size: var(--fs-md);
    color: rgba(255, 255, 255, 0.75);
    line-height: var(--lh-relaxed);
    margin-bottom: var(--space-md);
}

/* ── Floating Score Popups ── */
.score-popup {
    position: absolute;
    z-index: var(--z-toast);
    font-family: var(--font-primary);
    font-weight: var(--fw-extrabold);
    font-size: var(--fs-lg);
    pointer-events: none;
    animation: scorePop 0.8s var(--ease-out) forwards;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.score-popup.positive {
    color: var(--spekit-pink);
}

.score-popup.negative {
    color: var(--color-danger);
    animation: scorePopNegative 0.8s var(--ease-out) forwards;
}

.score-popup.combo {
    color: var(--color-gold);
    font-size: var(--fs-xl);
}

/* ── Combo Banner ── */
.combo-banner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    z-index: var(--z-toast);
    font-size: var(--fs-3xl);
    font-weight: var(--fw-black);
    color: var(--color-gold);
    text-shadow: 0 0 30px rgba(var(--color-gold-rgb), 0.5), 0 4px 12px rgba(0, 0, 0, 0.5);
    pointer-events: none;
    white-space: nowrap;
}

.combo-banner.active {
    animation: comboSlam 0.5s var(--ease-spring) forwards, comboFade 0.5s ease-out 1s forwards;
}

/* ── Sound Toggle ── */
.sound-toggle {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    z-index: var(--z-ui);
    background: rgba(var(--spekit-navy-rgb), 0.7);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 20px;
    color: var(--spekit-white);
    transition: all var(--transition-fast);
    pointer-events: auto;
}

.sound-toggle:hover {
    background: rgba(var(--spekit-pink-rgb), 0.2);
    border-color: rgba(var(--spekit-pink-rgb), 0.3);
}

/* ── Countdown ── */
.countdown-display {
    position: absolute;
    inset: 0;
    z-index: var(--z-modal);
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(var(--spekit-navy-rgb), 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
}

.countdown-display.active {
    opacity: 1;
    visibility: visible;
}

.countdown-number {
    font-size: clamp(6rem, 15vw, 12rem);
    font-weight: var(--fw-black);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: countdownPop 0.5s var(--ease-spring) forwards;
    filter: drop-shadow(0 0 40px rgba(var(--spekit-pink-rgb), 0.5));
}

/* ── Power-Up Indicator ── */
.powerup-indicator {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-ui);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: rgba(var(--color-gold-rgb), 0.15);
    border: 2px solid var(--color-gold);
    border-radius: var(--radius-pill);
    padding: 8px 20px;
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    color: var(--color-gold);
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
    transition: all var(--transition-normal);
    animation: powerUpGlow 1s ease infinite;
}

.powerup-indicator.visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ── Event Selector Buttons ── */
.event-select-btn:hover {
    border-color: rgba(var(--spekit-pink-rgb), 0.5) !important;
    background: rgba(var(--spekit-pink-rgb), 0.1) !important;
    transform: translateY(-2px) !important;
    box-shadow: var(--shadow-pink);
}

.event-select-btn:active {
    transform: translateY(0) !important;
}

/* ── Scrollbar (for leaderboard) ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(var(--spekit-pink-rgb), 0.3); border-radius: 2px; }

/* ── Focus styles ── */
*:focus-visible {
    outline: 2px solid var(--spekit-pink);
    outline-offset: 2px;
}

/* ── Red Flash Overlay (bad item hit) ── */
.damage-flash {
    position: absolute;
    inset: 0;
    z-index: var(--z-ui);
    background: rgba(var(--color-danger-rgb), 0.15);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.1s;
}

.damage-flash.active {
    opacity: 1;
}