/* ========================================================
   Swarm Wars – Strategy Game
   Bee-themed default with 4 switchable themes
   ======================================================== */

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

:root {
    --bg-deep:    #FFF8E1;
    --bg-surface: #FFF3D0;
    --bg-card:    rgba(255,243,208,0.92);
    --blue:       #4FC3F7;
    --blue-glow:  rgba(79, 195, 247, 0.4);
    --red:        #FF6B8A;
    --red-glow:   rgba(255, 107, 138, 0.4);
    --gold:       #FFB347;
    --gold-glow:  rgba(255, 179, 71, 0.4);
    --text:       #4E342E;
    --text-dim:   #8D6E63;
    --border:     rgba(78,52,46,0.12);
    --accent:     #FFA000;
    --accent-glow: rgba(255,160,0,0.35);
    --btn-bg:     #FFF3D0;
    --btn-selected: #FFA000;
    --btn-hover:  rgba(255,160,0,0.12);
    --radius:     10px;
    --radius-pill: 50px;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
            Ubuntu, Cantarell, "Helvetica Neue", Arial, sans-serif;
    --transition: 0.2s ease;
}

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: var(--font);
    color: var(--text);
    background: var(--bg-deep);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* ---------- Utility ---------- */
.hidden {
    display: none !important;
}

/* ---------- Canvas ---------- */
#game-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: block;
    z-index: 0;
    background: var(--bg-deep);
}

/* ==========================================================
   MENU SCREEN
   ========================================================== */
#menu-screen {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: var(--bg-deep);
    background-size: 200% 200%;
    animation: starDrift 90s linear infinite;
    padding: 16px 0;
}

@keyframes starDrift {
    0%   { background-position: 0% 0%; }
    50%  { background-position: 100% 100%; }
    100% { background-position: 0% 0%; }
}

/* Glassmorphism card */
.menu-container {
    width: 460px;
    max-width: 92vw;
    padding: 32px 32px 28px;
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow:
        0 4px 24px rgba(0, 0, 0, 0.15),
        0 12px 48px rgba(0, 0, 0, 0.08);
    text-align: center;
    animation: cardFadeIn 0.8s ease forwards;
    margin: auto;
    flex-shrink: 0;
}

@keyframes cardFadeIn {
    from { opacity: 0; transform: translateY(24px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0)    scale(1); }
}

/* ---------- Title ---------- */
.game-title {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    line-height: 1.1;
    margin-bottom: 4px;
    color: var(--text);
    text-shadow: none;
    animation: none;
}

.game-title span {
    display: block;
    font-size: 2.6rem;
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: var(--accent);
    background-clip: unset;
    color: var(--accent);
    animation: none;
}

@keyframes titleGlow {
    from { text-shadow: none; }
    to   { text-shadow: none; }
}

@keyframes gradientShift {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.tagline {
    color: var(--text-dim);
    font-size: 0.85rem;
    letter-spacing: 0.04em;
    margin-bottom: 20px;
}

/* ---------- Menu Options ---------- */
.menu-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.option-group {
    text-align: left;
    animation: slideUp 0.6s ease both;
}
.option-group:nth-child(1) { animation-delay: 0.15s; }
.option-group:nth-child(2) { animation-delay: 0.25s; }
.option-group:nth-child(3) { animation-delay: 0.35s; }

@keyframes slideUp {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

.option-group label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-dim);
    margin-bottom: 8px;
}

/* Pill-shaped toggle group */
.button-group {
    display: flex;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    overflow: hidden;
}

.button-group button {
    flex: 1;
    padding: 10px 0;
    font-family: var(--font);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dim);
    background: var(--btn-bg, var(--bg-surface));
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
}

.button-group button:not(:last-child)::after {
    content: "";
    position: absolute;
    right: 0;
    top: 25%;
    height: 50%;
    width: 1px;
    background: var(--border);
    transition: opacity var(--transition);
}

.button-group button:hover {
    color: var(--text);
    background: var(--btn-hover);
}

.button-group button.selected {
    color: #fff;
    background: var(--btn-selected);
    box-shadow:
        0 2px 8px var(--accent-glow),
        inset 0 1px 0 rgba(255,255,255,0.2);
}

.button-group button.selected::after {
    opacity: 0;
}

/* ---------- Primary Button ---------- */
.primary-btn {
    display: inline-block;
    width: 100%;
    padding: 16px 32px;
    margin-top: 8px;
    font-family: var(--font);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: #fff;
    background: var(--accent);
    border: none;
    border-radius: var(--radius-pill);
    cursor: pointer;
    box-shadow:
        0 2px 12px var(--accent-glow),
        0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all var(--transition);
    animation: slideUp 0.6s ease 0.45s both;
    position: relative;
    overflow: hidden;
}

.primary-btn::before {
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    background: var(--accent);
    opacity: 0;
    z-index: -1;
    transition: opacity 0.3s ease;
}

.primary-btn:hover {
    transform: translateY(-2px);
    filter: brightness(1.1);
    box-shadow:
        0 4px 20px var(--accent-glow),
        0 8px 30px rgba(0, 0, 0, 0.1);
}

.primary-btn:hover::before {
    opacity: 0.15;
}

.primary-btn:active {
    transform: translateY(1px) scale(0.98);
    box-shadow:
        0 1px 6px var(--accent-glow),
        0 2px 10px rgba(0, 0, 0, 0.08);
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 2px 12px rgba(124,179,66,0.35), 0 4px 20px rgba(0,0,0,0.08); }
    50%      { box-shadow: 0 4px 24px rgba(124,179,66,0.5), 0 4px 30px rgba(0,0,0,0.12); }
}

/* ---------- Secondary Button ---------- */
.secondary-btn {
    display: inline-block;
    width: 100%;
    padding: 14px 28px;
    margin-top: 10px;
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-dim);
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: all var(--transition);
}

.secondary-btn:hover {
    color: var(--text);
    background: var(--bg-deep);
    border-color: var(--border);
    transform: translateY(-1px);
}

.secondary-btn:active {
    transform: translateY(1px) scale(0.98);
}

/* ---------- Campaign Primary Button ---------- */
.campaign-primary-btn {
    display: block;
    width: 100%;
    padding: 16px 24px;
    font-family: var(--font);
    font-size: 20px;
    font-weight: bold;
    background: linear-gradient(135deg, #ffd700, #ff8c00);
    color: #1a1a2e;
    border: 2px solid #ffd700;
    border-radius: 12px;
    cursor: pointer;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    animation: campaignBtnPulse 2s ease-in-out infinite;
    transition: transform 0.2s, box-shadow 0.2s;
}
.campaign-primary-btn:hover {
    transform: scale(1.03);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}
@keyframes campaignBtnPulse {
    0%, 100% { box-shadow: 0 0 5px rgba(255, 215, 0, 0.3); }
    50% { box-shadow: 0 0 15px rgba(255, 215, 0, 0.6); }
}

/* ---------- Menu Divider ---------- */
.menu-divider {
    text-align: center;
    margin: 12px 0;
    color: var(--text-dim);
    font-size: 13px;
    position: relative;
}
.menu-divider span {
    background: var(--bg-card);
    padding: 0 12px;
    position: relative;
    z-index: 1;
}
.menu-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    border-top: 1px solid var(--border);
}

/* ---------- Achievements Button ---------- */
.achievements-btn {
    display: block;
    width: 100%;
    padding: 10px 16px;
    font-family: var(--font);
    font-size: 14px;
    background: var(--bg-surface);
    color: var(--text-dim);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    margin-top: 8px;
    transition: background 0.2s;
}
.achievements-btn:hover {
    background: var(--btn-hover);
    color: var(--accent);
}

/* ---------- Controls Help ---------- */
.controls-help {
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
    text-align: left;
    animation: slideUp 0.6s ease 0.55s both;
}

.controls-toggle {
    background: none;
    border: none;
    color: var(--accent);
    font-family: var(--font);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    cursor: pointer;
    padding: 4px 0;
    text-transform: uppercase;
    transition: color 0.2s;
}
.controls-toggle:hover { color: var(--text); }

.controls-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}
.controls-mobile { display: none; }
@media (hover: none) and (pointer: coarse) {
    .controls-desktop { display: none; }
    .controls-mobile { display: block; }
}
.controls-help.open .controls-content:not([style*="display: none"]) {
    max-height: 300px;
}
.controls-help.open .controls-desktop,
.controls-help.open .controls-mobile {
    max-height: 300px;
}
.controls-help.open .controls-toggle::first-letter {
    display: inline;
}
.controls-help.open .controls-toggle {
    color: var(--text);
}

.controls-content p {
    font-size: 0.75rem;
    color: var(--text-dim);
    line-height: 1.6;
    margin: 2px 0;
}

.controls-content strong {
    color: var(--text);
    font-weight: 600;
}

/* ==========================================================
   TUTORIAL HINTS
   ========================================================== */
#tutorial-hint {
    position: fixed;
    top: 50px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.85);
    color: #ffd700;
    padding: 12px 40px 12px 20px;
    border-radius: 10px;
    border: 1px solid rgba(255, 215, 0, 0.4);
    font-size: 15px;
    z-index: 1000;
    max-width: 90vw;
    text-align: center;
    animation: hintSlideIn 0.4s ease-out;
    transition: opacity 0.5s ease;
}
#tutorial-hint.hidden { display: none; }
#tutorial-hint.fading { opacity: 0; }
.hint-close-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #ffd700;
    font-size: 18px;
    cursor: pointer;
    padding: 4px 8px;
}
@keyframes hintSlideIn {
    from { transform: translateX(-50%) translateY(-20px); opacity: 0; }
    to { transform: translateX(-50%) translateY(0); opacity: 1; }
}

/* ==========================================================
   HUD
   ========================================================== */
#hud {
    position: fixed;
    inset: 0;
    z-index: 50;
    pointer-events: none;
}

#hud-top {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    background: linear-gradient(180deg, var(--bg-card) 0%, transparent 100%);
    pointer-events: auto;
}

#hud-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 20px;
    background: linear-gradient(0deg, var(--bg-card) 0%, transparent 100%);
    pointer-events: auto;
}

/* Player / AI info */
.player-info, .ai-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
}

.ai-info {
    gap: 16px;
    color: var(--text-dim);
    font-size: 0.8rem;
}

.dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.player-dot {
    background: var(--accent);
    box-shadow: 0 0 6px var(--accent-glow);
}

#game-timer {
    font-size: 1.4rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--text);
    letter-spacing: 0.05em;
    min-width: 5em;
    text-align: center;
}

#hud-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    pointer-events: none;
}

#campaign-objective {
    font-size: 1rem;
    font-weight: 600;
    color: rgba(255,255,255,0.9);
    text-align: center;
    padding: 3px 12px;
    background: rgba(0,0,0,0.4);
    border-radius: 6px;
    white-space: nowrap;
}

.timer-urgent {
    color: #ff6b35 !important;
}

.timer-critical {
    color: #ff2222 !important;
    text-shadow: 0 0 8px rgba(255,34,34,0.6);
}

@keyframes timer-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* HUD Buttons */
.hud-btn {
    padding: 8px 18px;
    font-family: var(--font);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-dim);
    background: var(--bg-card);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: all var(--transition);
}

.hud-btn:hover {
    color: var(--text);
    background: var(--bg-surface);
    border-color: var(--border);
    transform: translateY(-1px);
}

.hud-btn:active {
    transform: translateY(1px) scale(0.97);
}

/* ==========================================================
   GAME OVER SCREEN
   ========================================================== */
#gameover-screen {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    animation: overlayFadeIn 0.5s ease forwards;
}

@keyframes overlayFadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.gameover-container {
    width: 420px;
    max-width: 90vw;
    padding: 48px 40px 36px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow:
        0 4px 24px rgba(0, 0, 0, 0.15),
        0 12px 48px rgba(0, 0, 0, 0.08);
    text-align: center;
    animation: cardPopIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes cardPopIn {
    from { opacity: 0; transform: scale(0.85) translateY(30px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

#gameover-title {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

/* Victory styling */
#gameover-screen[data-result="victory"] #gameover-title {
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: var(--accent);
    background-clip: unset;
    color: var(--accent);
    text-shadow: none;
    animation: none;
    filter: none;
}

/* Defeat styling */
#gameover-screen[data-result="defeat"] #gameover-title {
    color: var(--red);
    text-shadow: none;
}

#gameover-subtitle {
    font-size: 1rem;
    color: var(--text-dim);
    margin-bottom: 28px;
}

#gameover-stats {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 28px;
    padding: 16px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.85rem;
    color: var(--text-dim);
    text-align: left;
}

#gameover-stats .stat-row {
    display: flex;
    justify-content: space-between;
}

#gameover-stats:empty {
    display: none;
}

/* ==========================================================
   PAUSE SCREEN
   ========================================================== */
#pause-screen {
    position: fixed;
    inset: 0;
    z-index: 150;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    animation: overlayFadeIn 0.3s ease forwards;
}

.pause-container {
    width: 340px;
    max-width: 88vw;
    padding: 40px 36px 32px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow:
        0 4px 24px rgba(0, 0, 0, 0.15),
        0 12px 48px rgba(0, 0, 0, 0.08);
    text-align: center;
    animation: cardPopIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.pause-container h2 {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    color: var(--text);
    margin-bottom: 24px;
    text-shadow: none;
}

/* ==========================================================
   RESPONSIVE
   ========================================================== */
@media (max-width: 520px) {
    .menu-container {
        padding: 32px 24px 28px;
    }

    .game-title {
        font-size: 2rem;
    }

    .game-title span {
        font-size: 2.3rem;
    }
}

/* ---------- Landscape orientation hint for mobile ---------- */
@media screen and (max-width: 768px) and (orientation: portrait) {
    #game-canvas, #hud {
        /* Encourage landscape but don't block portrait */
    }
}

/* Compact menu for small iframe heights (CrazyGames embeds) */
@media screen and (max-height: 600px) {
    #menu-screen { padding: 8px 0; }
    .menu-container {
        padding: 14px 20px 14px;
        border-radius: 12px;
    }
    .game-title { font-size: 1.5rem; margin-bottom: 2px; }
    .game-title span { font-size: 1.7rem; }
    .tagline { font-size: 0.72rem; margin-bottom: 8px; }
    .menu-options { gap: 4px; }
    .option-group label { font-size: 0.6rem; margin-bottom: 2px; }
    .button-group button { padding: 5px 0; font-size: 0.7rem; }
    .primary-btn { padding: 10px 18px; font-size: 0.85rem; margin-top: 4px; }
    .campaign-primary-btn { padding: 10px 16px; font-size: 16px; }
    .controls-help { margin-top: 6px; padding-top: 6px; }
}

@media screen and (max-height: 480px) {
    .menu-container { padding: 8px 16px 10px; }
    .game-title { font-size: 1.2rem; margin-bottom: 0; }
    .game-title span { font-size: 1.4rem; }
    .tagline { margin-bottom: 4px; font-size: 0.7rem; }
    .menu-options { gap: 2px; }
    .option-group label { font-size: 0.55rem; margin-bottom: 2px; }
    .button-group button { padding: 5px 0; font-size: 0.68rem; }
    .primary-btn { padding: 8px 16px; font-size: 0.85rem; margin-top: 4px; }
    .campaign-primary-btn { padding: 8px 12px; font-size: 14px; }
    .menu-divider { margin: 6px 0; font-size: 11px; }
}

/* Lock to landscape on supported browsers */
@media screen and (display-mode: fullscreen) {
    html {
        orientation: landscape;
    }
}

@media (max-width: 360px) {
    .game-title {
        font-size: 1.7rem;
    }

    .game-title span {
        font-size: 1.9rem;
    }

    .menu-container {
        padding: 24px 18px 22px;
    }
}

/* ==========================================================
   ACHIEVEMENTS SCREEN
   ========================================================== */
#achievements-screen {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    animation: overlayFadeIn 0.3s ease forwards;
}

.achievements-container {
    width: 540px;
    max-width: 92vw;
    max-height: 85vh;
    padding: 32px 28px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.15), 0 12px 48px rgba(0,0,0,0.08);
    text-align: center;
    overflow-y: auto;
    animation: cardPopIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.achievements-container h2 {
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--text);
    margin-bottom: 20px;
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 12px;
    margin-bottom: 20px;
}

.achievement-card {
    width: 80px;
    height: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    border: 2px solid var(--border);
    background: var(--bg-surface);
    cursor: default;
    position: relative;
    transition: transform 0.2s ease;
}

.achievement-card:hover {
    transform: translateY(-2px);
}

.achievement-card.unlocked {
    border-color: #FFD700;
    box-shadow: 0 0 8px rgba(255, 215, 0, 0.3);
}

.achievement-card.locked {
    filter: grayscale(0.8);
    opacity: 0.5;
}

.achievement-card .ach-icon {
    font-size: 1.8rem;
    line-height: 1;
}

.achievement-card .ach-name {
    font-size: 0.55rem;
    font-weight: 600;
    color: var(--text-dim);
    margin-top: 4px;
    text-align: center;
    line-height: 1.1;
    max-width: 72px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.achievement-card.unlocked .ach-name {
    color: var(--text);
}

/* Achievement tooltip */
.achievement-card .ach-tooltip {
    display: none;
    position: absolute;
    bottom: 88px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px 12px;
    min-width: 160px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 10;
    text-align: center;
}

.achievement-card:hover .ach-tooltip {
    display: block;
}

.ach-tooltip .ach-tip-name {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 2px;
}

.ach-tooltip .ach-tip-desc {
    font-size: 0.65rem;
    color: var(--text-dim);
}

.ach-tooltip .ach-tip-date {
    font-size: 0.6rem;
    color: var(--accent);
    margin-top: 4px;
}

/* Achievement Toast */
.achievement-toast {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 300;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: linear-gradient(135deg, #FFD700, #FFA000);
    color: #3E2723;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(255, 215, 0, 0.4);
    font-family: var(--font);
    font-weight: 700;
    font-size: 0.9rem;
    transform: translateX(120%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
}

.achievement-toast.show {
    transform: translateX(0);
}

.achievement-toast .toast-icon {
    font-size: 1.4rem;
}

.achievement-toast .toast-text {
    display: flex;
    flex-direction: column;
}

.achievement-toast .toast-label {
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.7;
}

.achievement-toast .toast-name {
    font-size: 0.85rem;
    font-weight: 700;
}

/* ==========================================================
   UTILITY / SELECTION
   ========================================================== */
::selection {
    background: var(--accent);
    color: #fff;
}

/* Hide scrollbars globally */
::-webkit-scrollbar {
    display: none;
}

body {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* ==========================================================
   CAMPAIGN SCREEN
   ========================================================== */
#campaign-screen {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: var(--bg-deep);
    padding: 16px 0;
}

.campaign-container {
    width: 560px;
    max-width: 94vw;
    padding: 28px 28px 24px;
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.15), 0 12px 48px rgba(0,0,0,0.08);
    text-align: center;
    animation: cardFadeIn 0.8s ease forwards;
    margin: auto;
    flex-shrink: 0;
}

.campaign-title {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    color: var(--text);
    margin-bottom: 12px;
}

/* Theme unlock badges */
.campaign-theme-info {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px;
    margin-bottom: 16px;
}

.campaign-theme-badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
}

.campaign-theme-badge.unlocked {
    background: var(--accent);
    color: #fff;
}

.campaign-theme-badge.locked {
    background: var(--bg-surface);
    color: var(--text-dim);
    border: 1px solid var(--border);
    opacity: 0.7;
}

/* Level grid */
.campaign-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
    margin-bottom: 16px;
}

.campaign-level-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px 4px;
    min-height: 80px;
    background: var(--bg-surface);
    border: 2px solid var(--border);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: var(--font);
}

.campaign-level-btn:hover:not(.locked) {
    transform: translateY(-2px);
    border-color: var(--accent);
    box-shadow: 0 4px 12px var(--accent-glow);
}

.campaign-level-btn.locked {
    opacity: 0.4;
    cursor: not-allowed;
    background: var(--bg-surface);
}

.campaign-level-btn.completed {
    border-color: var(--accent);
    background: var(--bg-surface);
}

.campaign-level-btn.current {
    border-color: var(--accent);
    animation: campaignPulse 2s ease-in-out infinite;
}

@keyframes campaignPulse {
    0%, 100% { box-shadow: 0 0 0 0 var(--accent-glow); }
    50% { box-shadow: 0 0 12px 4px var(--accent-glow); }
}

.level-num {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text);
    line-height: 1;
}

.level-name {
    font-size: 0.55rem;
    color: var(--text-dim);
    margin-top: 2px;
    line-height: 1.2;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.level-stars {
    font-size: 0.65rem;
    margin-top: 2px;
    min-height: 14px;
}

.campaign-back-btn {
    margin-top: 4px;
}

/* Theme locked in menu */
.button-group button.theme-locked {
    opacity: 0.35;
    cursor: not-allowed;
    position: relative;
}

.button-group button.theme-locked::before {
    content: '🔒';
    position: absolute;
    top: -2px;
    right: 2px;
    font-size: 0.5rem;
}

/* Star rating in game over */
.star-rating {
    display: inline-flex;
    gap: 4px;
}

.star-earned {
    display: inline-block;
    animation: starPop 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) both;
}

@keyframes starPop {
    from { transform: scale(0); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.theme-unlock-row {
    color: var(--accent) !important;
    font-weight: 700;
}

.theme-unlock-row span {
    color: var(--accent) !important;
}

/* Responsive campaign grid */
@media (max-width: 520px) {
    .campaign-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 6px;
    }
    .campaign-level-btn {
        min-height: 70px;
        padding: 8px 2px;
    }
    .level-num { font-size: 1rem; }
    .level-name { font-size: 0.5rem; }
}

@media (max-width: 380px) {
    .campaign-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media screen and (max-height: 600px) {
    .campaign-container {
        padding: 14px 16px 12px;
        border-radius: 12px;
    }
    .campaign-title { font-size: 1.3rem; margin-bottom: 8px; }
    .campaign-level-btn { min-height: 60px; padding: 6px 2px; }
    .level-num { font-size: 0.9rem; }
    .campaign-theme-info { margin-bottom: 8px; }
}