/* Perfect360 Putting Tracker - Combined Styles */

/* ========== Variables ========== */
:root {
    --color-primary: #28a745;
    --color-primary-dark: #218838;
    --color-secondary: #6c757d;
    --color-accent: #007bff;
    --color-accent-dark: #0056b3;
    --color-danger: #dc3545;
    --color-bg: #f8f9fa;
    --color-surface: #ffffff;
    --color-text: #212529;
    --color-text-secondary: #6c757d;
    --color-border: #dee2e6;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --transition: 150ms ease-in-out;
}

/* ========== Reset ========== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.5;
    color: var(--color-text);
    background: var(--color-bg);
    min-height: 100vh;
}

/* ========== Layout ========== */
.view { display: none; height: 100vh; overflow: hidden; flex-direction: column; }
.view.active { display: flex; }
.container { padding: var(--spacing-lg); flex: 1; overflow-y: auto; display: flex; flex-direction: column; align-items: center; }
.hidden { display: none !important; }
.w-full { width: 100% !important; }

/* ========== Main Menu ========== */
.menu-buttons { display: flex; flex-direction: column; gap: var(--spacing-lg); }

/* ========== Buttons ========== */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg); font-size: 1rem; font-weight: 600;
    border: none; border-radius: var(--radius-md); cursor: pointer;
    transition: all var(--transition); min-height: 44px;
    -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-large { padding: var(--spacing-lg) var(--spacing-xl); font-size: 1.125rem; height: 5rem; width: 15rem; }
.btn-extra-large { padding: var(--spacing-xl); font-size: 1.25rem; min-height: 80px; width: 100%; }
.btn-primary { background: var(--color-primary); color: white; }
.btn-primary:hover:not(:disabled) { background: var(--color-primary-dark); }
.btn-secondary { background: var(--color-secondary); color: white; }
.btn-accent { background: var(--color-accent); color: white; }
.btn-danger { background: var(--color-danger); color: white; }
.btn-hit { background: var(--color-primary); color: white; box-shadow: var(--shadow-md); }
.btn-miss { background: var(--color-danger); color: white; box-shadow: var(--shadow-md); }
.btn-icon-only { background: none; border: none; font-size: 1.5rem; cursor: pointer; padding: var(--spacing-sm); min-width: 44px; min-height: 44px; display: flex; align-items: center; justify-content: center; line-height: 1; }
.btn-icon { font-size: 1.5em; line-height: 1; }
.throw-buttons { display: flex; gap: var(--spacing-md); }
.game-controls { display: flex; flex-direction: column; gap: var(--spacing-md); flex-shrink: 0; }
.game-controls .throw-buttons { justify-content: center; }

/* ========== Game Header ========== */
.game-header {
    background: var(--color-surface); border-bottom: 2px solid var(--color-border);
    padding: var(--spacing-md); display: flex; align-items: center; gap: var(--spacing-md);
    flex-shrink: 0; z-index: 100; box-shadow: var(--shadow-sm);
}
.game-info { flex: 1; }
.view-title { font-size: 1.125rem; font-weight: 600; }

/* ========== Shared Distance Tile Component ========== */
.distance-tile { background: var(--color-surface); border-radius: var(--radius-sm); padding: var(--spacing-sm); box-shadow: var(--shadow-sm); border: 2px solid transparent; transition: all var(--transition); }
.distance-tile.active { border-color: var(--color-accent); box-shadow: 0 0 0 2px rgba(0,123,255,0.2); }
.distance-tile-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--spacing-xs); }
.distance-tile-label { font-weight: 700; font-size: 0.875rem; }
.distance-tile-score { font-weight: 700; color: var(--color-primary); font-size: 0.875rem; }
.distance-tile-throws { display: flex; gap: 3px; margin-bottom: var(--spacing-xs); flex-wrap: wrap; max-width: 140px; }
.distance-tile-throw { width: 24px; height: 24px; border-radius: 50%; border: 2px solid var(--color-border); background: var(--color-bg); display: flex; align-items: center; justify-content: center; font-size: 0.65rem; font-weight: 600; transition: all var(--transition); }
.distance-tile-throw.hit { background: var(--color-primary); border-color: var(--color-primary); color: white; }
.distance-tile-throw.miss { background: var(--color-danger); border-color: var(--color-danger); color: white; }
.distance-tile-throw.current { border-color: var(--color-accent); border-width: 3px; box-shadow: 0 0 0 2px rgba(0,123,255,0.2); }
.distance-tile-throw.clickable { cursor: pointer; }
.distance-tile-throw.clickable:hover { transform: scale(1.15); box-shadow: var(--shadow-md); }
.distance-tile-bonuses { display: flex; gap: 4px; }
.distance-tile-bonus { width: 20px; height: 20px; border-radius: var(--radius-sm); font-size: 0.65rem; font-weight: 600; display: flex; align-items: center; justify-content: center; }
.distance-tile-bonus.achieved { background: var(--color-primary); color: white; }
.distance-tile-bonus.possible { background: #e0e0e0; color: #666; }
.distance-tile-bonus.missed { background: var(--color-danger); color: white; }

/* ========== Player Stack (5 distance tiles for one player) ========== */
.player-stack { display: flex; flex-direction: column; gap: var(--spacing-sm); flex-shrink: 0; }
.player-stack-header { display: flex; justify-content: space-between; align-items: center; padding-bottom: var(--spacing-xs); border-bottom: 1px solid var(--color-border); margin-bottom: var(--spacing-xs); }
.player-stack-name { font-weight: 700; }
.player-stack-score { font-weight: 700; color: var(--color-primary); }
.player-stack.active .player-stack-header { border-bottom-color: var(--color-accent); }

/* ========== Tournament Layout ========== */
.tournament-content { padding: var(--spacing-md); display: flex; flex-direction: column; gap: var(--spacing-md); flex: 1; overflow: hidden; }
.tournament-round-tabs { display: flex; gap: var(--spacing-sm); justify-content: center; flex-shrink: 0; }
.tournament-round-tab { padding: var(--spacing-sm) var(--spacing-md); font-size: 0.875rem; font-weight: 600; background: var(--color-bg); border: 2px solid var(--color-border); border-radius: var(--radius-sm); cursor: pointer; transition: all var(--transition); }
.tournament-round-tab:hover { border-color: var(--color-accent); }
.tournament-round-tab.active { background: var(--color-accent); border-color: var(--color-accent); color: white; }
.tournament-main { display: flex; flex-direction: column; flex: 1; gap: var(--spacing-md); overflow: hidden; }
.tournament-players-grid { display: flex; gap: var(--spacing-md); overflow-x: auto; overflow-y: auto; padding-bottom: var(--spacing-sm); flex: 1; }

/* ========== Tournament Standings (Final) ========== */
.results-content { padding: var(--spacing-md); flex: 1; overflow-y: auto; }
.standings-list { display: table; border-spacing: 0 var(--spacing-xs); }
.standing-item { display: table-row; background: var(--color-bg); }
.standing-item > * { display: table-cell; padding: var(--spacing-sm) var(--spacing-sm); vertical-align: middle; }
.standing-item > *:first-child { border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
.standing-item > *:last-child { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.standing-rank { font-size: 1rem; font-weight: 700; text-align: right; color: var(--color-text-secondary); }
.standing-name { font-weight: 500; white-space: nowrap; }
.standing-rounds { font-size: 0.875rem; color: var(--color-text-secondary); text-align: right; white-space: nowrap; }
.standing-score { font-size: 1rem; font-weight: 700; color: var(--color-primary); text-align: right; }
.standing-rank.first { color: #ffd700; }
.standing-rank.second { color: #c0c0c0; }
.standing-rank.third { color: #cd7f32; }

/* ========== Training Mode (uses shared distance-tile) ========== */
.training-content { padding: var(--spacing-md); display: flex; flex-direction: column; gap: var(--spacing-md); flex: 1; overflow: hidden; }
.training-grid { display: flex; flex-direction: column; gap: var(--spacing-sm); flex: 1; overflow-y: auto; }

/* ========== Forms ========== */
.form { background: var(--color-surface); border-radius: var(--radius-md); padding: var(--spacing-xl); box-shadow: var(--shadow-sm); }
.form-group { margin-bottom: var(--spacing-lg); }
.form-group:last-of-type { margin-bottom: var(--spacing-xl); }
.form-group label { display: block; font-weight: 600; margin-bottom: var(--spacing-sm); }
.input { width: 100%; padding: var(--spacing-md); font-size: 1rem; border: 2px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); min-height: 44px; }
.input:focus { outline: none; border-color: var(--color-accent); }
.form-hint { font-size: 0.875rem; color: var(--color-text-secondary); margin-top: var(--spacing-sm); }

/* ========== Player List ========== */
.player-list { display: flex; flex-direction: column; gap: var(--spacing-sm); margin-bottom: var(--spacing-md); min-height: 100px; }
.player-item { display: flex; align-items: center; gap: var(--spacing-md); padding: var(--spacing-md); background: var(--color-bg); border-radius: var(--radius-sm); border: 2px solid var(--color-border); }
.player-number { font-weight: 700; color: var(--color-text-secondary); min-width: 30px; }
.player-name { flex: 1; font-weight: 500; }
.add-player-group { display: flex; gap: var(--spacing-md); }
.add-player-group .input { flex: 1; }

/* ========== History Tabs ========== */
.history-tab-content { display: none; }
.history-tab-content.active { display: block; }
.empty-message { text-align: center; color: var(--color-text-secondary); padding: var(--spacing-xl); font-style: italic; }

/* ========== History Items ========== */
.training-history-item, .tournament-history-item { background: var(--color-surface); border-radius: var(--radius-md); padding: var(--spacing-md); margin-bottom: var(--spacing-md); box-shadow: var(--shadow-sm); cursor: pointer; transition: all var(--transition); border: 2px solid transparent; width: 30rem; max-width: calc(100vw - 2 * var(--spacing-lg)); }
.training-history-item:hover, .tournament-history-item:hover { box-shadow: var(--shadow-md); border-color: var(--color-accent); }
.history-item-row { display: flex; justify-content: space-between; align-items: center; gap: var(--spacing-sm); }
.history-item-row:not(:last-child) { margin-bottom: var(--spacing-xs); }
.history-item-title { font-weight: 600; font-size: 1.125rem; }
.history-item-score { font-weight: 700; color: var(--color-primary); }
.history-item-date { font-size: 0.875rem; color: var(--color-text-secondary); }
.history-item-details { font-size: 0.875rem; color: var(--color-text-secondary); }
.history-item-actions { margin-top: var(--spacing-sm); padding-top: var(--spacing-sm); border-top: 1px solid var(--color-border); display: flex; gap: var(--spacing-sm); }
.btn-delete { background: transparent; color: var(--color-danger); border: 1px solid var(--color-danger); padding: var(--spacing-sm) var(--spacing-md); font-size: 0.875rem; border-radius: var(--radius-md); cursor: pointer; }
.btn-delete:hover { background: var(--color-danger); color: white; }

/* ========== Responsive: Tablet (landscape) ========== */
@media (min-width: 768px) {
    .container { padding: var(--spacing-xl); }

    /* Game controls: Buttons stacked vertically on tablet */
    .game-controls { justify-content: center; }
    .game-controls .throw-buttons { flex-direction: column; }

    /* Tournament: Buttons on the right */
    .tournament-main { flex-direction: row; }
    .tournament-players-grid { flex: 1; }

    /* Training: Buttons on the right */
    .training-content { flex-direction: row; overflow: hidden; }
    .training-grid { flex: 1; overflow-y: auto; }
}