/* Google fonts */
@import url('https://fonts.googleapis.com/css2?family=Bangers&family=Cormorant:ital,wght@0,300..700;1,300..700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Bangers&family=Cormorant:ital,wght@0,300..700;1,300..700&family=Noto+Sans:ital,wght@0,100..900;1,100..900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400..900&display=swap');

/* Asterisk wildcard selector to override default styles added by the browser */
* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    }

/* Theme tokens */
:root {
    --space: clamp(.75rem, 1vw + .25rem, 1.25rem);
    --radius: 1rem;
    --border: rgba(255,255,255,.12);
    /* New theme colors */
    --bg: #0b1220;
    --bg-accent: #0f1a33;
    --text: #e8ecf1;
    --muted: #9aa6b2;
    --card: rgba(16, 24, 44, 0.72);   /* glass */
    --brand: #14b8a6;                 /* teal */
    --brand-2: #6366f1;               /* indigo */
}

/* Base */
html, body {
    height: 100%;
}

body {
    margin: 0;
    font-family: 'Noto Sans', sans-serif;
    color: var(--text);

    /* Layered gradients for a modern background */
    background:
        url('../images/flag-area.jpg'), 
        linear-gradient(180deg, var(--bg-accent), var(--bg)); /* your theme */
    background-size: cover, cover;
    background-position: center, center;
    background-attachment: fixed, fixed;
}

/* Header / title */
h1 {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  margin: 0;
  padding: clamp(.75rem, 2vw, 1.25rem) clamp(1rem, 4vw, 2rem);
  font-family: 'Outfit', 'Noto Sans', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  font-weight: 800;
  letter-spacing: .2px;
  line-height: 1.05;
  font-size: clamp(2.6rem, 4.2vw + 0.5rem, 4.5rem);
  color: var(--text);
  text-align: center;
}

h1 .fa-earth-americas {
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  color: color-mix(in oklab, var(--brand) 70%, white);
  filter: drop-shadow(0 2px 6px rgba(20,184,166,.25));
  transform: translateY(1px);
}

/* Game layout */
/* Card container centered, no fixed height */
.container {
    background: var(--card);
    backdrop-filter: blur(8px);
    display: block;
    margin: 5% auto;
    max-width: 1100px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 10px 30px rgba(0,0,0,.35);
    padding-bottom: var(--space);
}

/* Game area */
.game-area {
    margin: 0;
}

/* New responsive grid: stacks by default, side-by-side from 768px */
.game-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(1rem, 2vw, 2rem);
    padding: clamp(1rem, 2.5vw, 2rem);
}
@media (min-width: 768px) {
    .game-grid { grid-template-columns: 1.1fr .9fr; align-items: start; }
}

.game-right {
    padding-top: 18%;
}

/* Flag block with stable aspect ratio and subtle glass look */
.flag-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.flag-frame {
    width: min(100%, 420px);
    aspect-ratio: 4 / 3;
    border-radius: calc(var(--radius) - .25rem);
    backdrop-filter: blur(6px);
    overflow: hidden;
    margin: 0 auto;
}
/* Make #flag fill the frame without distortion */
.flag-frame #flag,
#flag {
    width: 100%;
    height: 100%;
    object-position: center;
    display: block;
}
/* Square exception for Switzerland */
.flag-frame #flag.switzerland-flag { aspect-ratio: 1 / 1; }

/* Options: single column on mobile, two columns on wider screens */
#options,
.options-container {
    display: grid;
    gap: .6rem;
    margin: var(--space) auto 0;
}
@media (min-width: 600px) {
    #options,
    .options-container { grid-template-columns: repeat(2, 1fr); max-width: 520px; }
}

/* Momentary color swap when an answer is pressed */
#options button:active,
#options [role="button"]:active {
    background: var(--text);   /* light background */
    color: #0b1220;            /* dark text */
    border-color: transparent;
    transform: translateY(0);
}

/* Text blocks */
#questions,
#score-area,
#result {
    text-align: center;
    margin-top: .5rem;
    font-size: clamp(.95rem, 1.2vw, 1.1rem);
}

/* Buttons: intrinsic width, rounded, responsive font-size */
button {
    font-size: clamp(1rem, .5vw + .9rem, 1.1rem);
    text-transform: uppercase;
    border-radius: 999px;
    width: auto;
    min-width: 160px;
    height: auto;
    padding: .75rem 1rem;
    margin-bottom: .5rem;
    border: 1px solid var(--border);
    background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.02));
    color: var(--text);
    transition: transform .08s ease, box-shadow .2s ease, background .2s ease;
}
button:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(0,0,0,.25); }
button:active { transform: translateY(0); }
button:focus-visible {
    outline: 3px solid color-mix(in oklab, var(--brand) 60%, white);
    outline-offset: 2px;
}

/* Controls row */
.controls {
  display: flex;
  gap: .6rem;
  flex-wrap: wrap;
  justify-content: center;
  margin: var(--space);
}

/* Utilities */
.hide { display: none !important; }

/* Start: brand gradient */
#start-btn {
    border: none;
    background: linear-gradient(90deg,
        color-mix(in oklab, var(--brand) 70%, white),
        color-mix(in oklab, var(--brand-2) 65%, white)
    );
    color: #04121a;
}

/* Next: ghost style */
#next-btn {
    background: transparent;
    border: 1px solid var(--border);
}

/* Optional: spacing for a potential restart button if you use it */
.restart-btn { margin-top: .75rem; }

/* Result paragraph vertical centering not needed; keep it simple */
#result {
  display: block;
}