/* ---
Design System & Variables
--- */
:root {
    --color-page-bg: #f8fafc;
    --color-header-bg: #f3f4f6;
    --color-header-text: #6b7280;
    --color-header-brand: #1f2937;
    --color-surface: #1e293b; /* Slightly lighter surface for better contrast with body */
    --color-surface-light: rgba(30, 41, 59, 0.7);
    --color-border: rgba(255, 255, 255, 0.1);
    --color-primary: #38bdf8;
    --color-secondary: #818cf8;
    --color-danger: #f87171;
    --color-text-base: #f8fafc;
    --color-text-muted: #94a3b8;
    --color-text-muted-translucent: rgba(148, 163, 184, 0.5);
    --color-text-inverse: #0f172a;
    --toggle-active-bg: #475569; /* Grey for active toggle */

    /* Override Bootstrap dark theme variables */
    --bs-body-bg: #0f172a;
    --bs-body-color: var(--color-text-base);
    --bs-border-color-translucent: var(--color-border);

    --font-family-sans: 'Inter', 'Noto Sans SC', sans-serif;
    --font-family-mono: 'Google Sans Code', monospace;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-4xl: 3rem;

    --space-1: 0.5rem;
    --space-2: 1rem;
    --space-3: 1.5rem;
    --space-4: 2rem;
    --space-5: 3rem;
    
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --border-radius-pill: 9999px;
    --shadow-soft: 0 10px 25px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --transition-base: all 0.2s ease-in-out;
}

/* ---
Global Styles & Layout
--- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--font-family-sans);
    /* background-color is now handled by --bs-body-bg */
    margin: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.page-content { /* Bootstrap's container-fluid handles padding */
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

/* ---
Global Header & Footer
--- */
.header-content { display: flex; align-items: center; gap: 0.5rem; font-size: var(--font-size-sm); font-weight: 500; }
.navbar-brand:hover { color: var(--color-secondary); }
.divider, .page-title { color: var(--color-text-muted); }
.site-footer { padding: var(--space-3) 0; text-align: center; color: var(--color-text-muted); font-size: var(--font-size-sm); margin-top: auto; }


/* ---
Main Container (Card)
--- */
.container {
    background-color: var(--color-surface);
    background-image: radial-gradient(at 0% 0%, rgba(56, 189, 248, 0.1) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(129, 140, 248, 0.1) 0px, transparent 50%);
    color: var(--color-text-base);
    padding: var(--space-4);
    border-radius: var(--border-radius-lg);
    max-width: 850px;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-top: var(--space-4);
    margin-bottom: var(--space-4);
    border: 1px solid var(--color-border);
}
.container h1 { font-family: var(--font-family-sans); font-size: var(--font-size-2xl); font-weight: 600; color: var(--color-primary); text-align: center; margin: 0 0 var(--space-2) 0; }
.container h2 { font-size: var(--font-size-lg); font-weight: 600; color: var(--color-text-base); margin: 0; padding-bottom: var(--space-2); border-bottom: 1px solid var(--color-border); }

/* ---
Phase Toggle
--- */
.phase-toggle { display: flex; justify-content: center; background-color: rgba(0, 0, 0, 0.2); border-radius: 8px; width: max-content; margin-inline: auto; overflow: hidden; }
.phase-btn { padding: var(--space-1) var(--space-3); cursor: pointer; font-size: var(--font-size-sm); font-weight: 600; border: none; background-color: transparent; color: var(--color-text-muted); transition: var(--transition-base); border-radius: 0; }
.phase-btn.active { background-color: var(--toggle-active-bg); color: var(--color-text-base); }

/* ---
Timer Core
--- */
.timer-core { display: flex; flex-direction: column; align-items: center; gap: var(--space-4); margin: var(--space-2) 0; }
#time-display-wrapper { width: 100%; display: flex; align-items: center; justify-content: center; gap: var(--space-4); }
#editable-time-wrapper { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); }

/* This class is for the horizontal grouping of time inputs */
.time-inputs-container { display: flex; align-items: center; }

.time-input-wrapper { position: relative; }

/* Add a non-editable negative sign for the pre-game phase */
.in-pre-game-phase .time-input-wrapper::before {
    content: '-';
    position: absolute;
    left: var(--space-2);
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-family-mono);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-danger);
    pointer-events: none; /* Make sure it doesn't block clicks on the input */
}

.time-input { font-family: var(--font-family-mono); font-size: var(--font-size-4xl); font-weight: 700; color: var(--color-text-base); background-color: rgba(0,0,0,0.2); border: 1px solid rgba(255,255,255,0.1); border-radius: 12px; width: 4.5ch; text-align: center; padding: var(--space-1) 0; appearance: textfield; -moz-appearance: textfield; transition: var(--transition-base); }
.in-pre-game-phase #currentMinutes,
.in-pre-game-phase #currentSeconds {
    /* Adjust padding to make space for the pseudo-element negative sign */
    padding-left: var(--space-3);
}

.time-input:hover { background-color: rgba(0,0,0,0.3); border-color: rgba(255,255,255,0.2); }
.time-input:focus { outline: none; background-color: rgba(0,0,0,0.4); border-color: var(--color-primary); }
.time-input::-webkit-inner-spin-button, .time-input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }

.time-separator { font-family: var(--font-family-mono); font-size: calc(var(--font-size-4xl) * 0.8); font-weight: 700; color: var(--color-text-muted); margin: 0 var(--space-1); }

.time-input.running { color: var(--color-primary); border-color: var(--color-primary); }
.time-input.paused { color: var(--color-text-muted); }
.time-input.pre-game-color { color: var(--color-danger); }
.time-input.pre-game-paused { color: #fca5a5; } /* New class for paused pre-game */
.time-input.pre-game-edit { color: #fca5a5; }

.edit-hint { color: var(--color-text-muted-translucent); font-size: var(--font-size-xs); text-transform: uppercase; letter-spacing: 0.5px; text-align: center; margin: 0; }

/* ---
Buttons
--- */
.timer-controls { display: flex; gap: var(--space-3); }
.pill-btn { padding: var(--space-2) var(--space-5); border-radius: var(--border-radius-pill); cursor: pointer; font-size: var(--font-size-base); font-weight: 600; border: 2px solid transparent; transition: var(--transition-base); }
#startBtn { background-color: var(--color-primary); color: var(--color-text-inverse); }
#startBtn:hover { background-color: var(--color-secondary); }
#pauseBtn { background-color: transparent; color: var(--color-text-base); border-color: var(--color-border); }
#pauseBtn:not([disabled]):hover { background-color: var(--color-border); }
.pill-btn:disabled { opacity: 0.4; cursor: not-allowed; }

.time-adjust-controls, .time-preset-controls { display: flex; flex-direction: column; gap: var(--space-1); }

.time-adjust-btn { padding: 0.4rem 0.8rem; font-size: var(--font-size-sm); font-weight: 500; border-radius: var(--border-radius-pill); border: 1px solid var(--color-border); background-color: rgba(0,0,0,0.2); color: var(--color-text-muted); cursor: pointer; transition: var(--transition-base); }
.time-adjust-btn:hover { background-color: rgba(255,255,255,0.1); border-color: var(--color-text-base); color: var(--color-text-base); }

.settings-card {
    background-color: var(--color-surface-light);
    padding: 0 var(--space-3); /* HORIZONTAL padding on the card */
    border-radius: var(--border-radius-md);
    display: flex;
    flex-direction: column;
}

.settings-card > h2 {
    padding: var(--space-3) 0 var(--space-2) 0; /* VERTICAL padding for the title */
    margin: 0;
    border-bottom: 1px solid var(--color-border);
}

/* A setting group is a major section in the settings card. */
.setting-group {
    padding: var(--space-3) var(--space-2); /* Vertical padding defines the large "trunk" spacing. */
    border-bottom: 1px solid var(--color-border);
}

.settings-card > .setting-group:last-child {
    border-bottom: none;
}

/* --- Preset Buttons --- */
.preset-buttons { display: flex; gap: var(--space-1); }
.preset-btn {
    padding: 0.4rem 0.8rem; font-size: var(--font-size-sm); font-weight: 600; border-radius: 8px;
    border: 1px solid var(--color-border); background-color: rgba(0,0,0,0.2); color: var(--color-text-muted);
    cursor: pointer; transition: var(--transition-base); min-width: 40px; text-align: center;
}
.preset-btn:hover { background-color: var(--toggle-active-bg); color: var(--color-text-base); }

/* ---
Volume Row (inside Settings Card)
--- */
.setting-label { font-weight: 600; white-space: nowrap; margin-block-start: 0; margin-block-end: 0; font-size: var(--font-size-base); }
#volume-control { display: flex; align-items: center; gap: var(--space-2); width: 60%; }
#volume-control #volumeValue { font-family: var(--font-family-mono); font-size: var(--font-size-sm); background-color: rgba(0,0,0,0.2); padding: 0.2rem 0.5rem; border-radius: 6px; min-width: 4ch; text-align: center; }

/* ---
Announcement Settings
--- */
.announcement-settings-grid {
    /* This is now just a simple container. Spacing is handled by rows. */
}

.event-label.form-check-label { color: var(--color-text-base); } /* Keep text color, but let BS handle the rest */

.event-options-group {
    gap: var(--space-4);
}

.setting-input-wrapper { display: flex; align-items: center; gap: 0.5rem; color: var(--color-text-muted); }
/* Let Bootstrap's dark theme handle colors. We just set a consistent width. */
.setting-input-wrapper .form-control {
    width: 55px; /* A smaller width for 2-digit lead times */
}
#autoStopTime.form-control {
    width: 75px; /* A slightly larger width for 3-digit timer limit */
}

/* ---
Custom Controls
--- */
input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 8px; background: rgba(0,0,0,0.3); border-radius: var(--border-radius-pill); outline: none; transition: var(--transition-base); }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 20px; height: 20px; background: var(--color-text-base); cursor: pointer; border-radius: 50%; border: 2px solid var(--color-surface); transition: var(--transition-base); }
input[type="range"]::-webkit-slider-thumb:hover { background-color: var(--color-primary); }
input[type="range"]::-moz-range-thumb { width: 20px; height: 20px; background: var(--color-text-base); cursor: pointer; border-radius: 50%; border: 2px solid var(--color-surface); transition: var(--transition-base); }
input[type="range"]::-moz-range-thumb:hover { background-color: var(--color-primary); }

/* --- Bootstrap Form Control Overrides --- */
/* Let Bootstrap's dark theme handle most styles. We only add minor tweaks. */
.form-check-input:checked { background-color: var(--color-primary); border-color: var(--color-primary); } /* Keep our primary color for checked state */
.form-check-input:focus, .form-control:focus { border-color: var(--color-primary); box-shadow: 0 0 0 0.25rem rgba(var(--bs-primary-rgb), 0.25); }
.form-check-label { color: var(--color-text-muted); cursor: pointer; } /* Unify label color to muted */
.form-check-input:checked + .form-check-label { color: var(--color-text-base); } /* For master toggles */
.form-switch.form-check-reverse .form-check-input:checked + .form-check-label { color: var(--color-text-base); } /* For voiceover switches */

/* ---
Responsive
--- */
@media (max-width: 767px) { /* Bootstrap's md breakpoint */
    .setting-group.row, .grid-row.row {
        gap: var(--space-2);
    }
    .container { margin-top: 0; padding: var(--space-3); border-radius: 0; margin-bottom: 0; }
    #time-display-wrapper { gap: var(--space-2); } /* Reduce gap on mobile */
    .time-input { font-size: 2.5rem; } /* Shrink time font on mobile */
    .container h1 { font-size: var(--font-size-xl); margin-top: var(--space-3); }
    #volume-control { width: 70%; }
}
/* --- Mobile Styling Enhancements for Event Settings --- */
@media (max-width: 767.98px) {
    /* 
     * 1. Adds vertical spacing (gap) between the event name row 
     *    and the options row when they stack on mobile.
     */
    .event-options-group {
        margin-top: 0.75rem;
        /* 
         * 2. Stretches the items inside to be evenly distributed.
         */
        width: 100%;
        justify-content: space-between !important; /* Override Bootstrap's default alignment */
    }
}

@media (max-width: 575px) { /* Extra small devices */
    #time-display-wrapper { flex-wrap: wrap; gap: var(--space-2); }
    .time-inputs-container { order: 1; width: 100%; justify-content: center; }
    .time-preset-controls, .time-adjust-controls {
        order: 2;
        flex-direction: row;
        gap: var(--space-2);
    }
}