/**
 * Countdown Timer Pro - Stylesheet
 * Fully responsive, mobile-first with CSS variables support
 */

.countdown-timer-pro {
    display: block;
    width: 100%;
    box-sizing: border-box;
    margin: 0 auto;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    text-align: center;
    overflow: hidden;
}

.countdown-timer-pro *,
.countdown-timer-pro *::before,
.countdown-timer-pro *::after {
    box-sizing: border-box;
}

/* Header / Title */
.countdown-timer-pro .countdown-header {
    display: block;
    width: 100%;
    padding: 10px 16px;
    font-size: var(--ctp-header-size, 15px);
    font-weight: 600;
    line-height: 1.4;
    text-align: center;
    background-color: var(--ctp-header-bg, #000000);
    color: var(--ctp-header-color, #ffffff);
    border-radius: var(--ctp-header-radius, 0);
    border-bottom: var(--ctp-header-border-bottom, none);
    transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

/* Main Container */
.countdown-timer-pro .countdown-container {
    display: flex;
    justify-content: var(--ctp-align, center);
    align-items: center;
    flex-wrap: wrap;
    gap: 8px 12px;
    padding: 16px 20px;
    background-color: var(--ctp-bg, #ad0512);
    color: var(--ctp-color, #ffffff);
    border-radius: var(--ctp-border-radius, 0);
    transition: background-color 0.2s ease, color 0.2s ease;
}

/* Individual countdown column (Days, Hrs, Min, Sec) */
.countdown-timer-pro .countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 64px;
    padding: 8px 12px;
    margin: 0;
    text-align: center;
    background-color: var(--ctp-item-bg, transparent);
    color: var(--ctp-color, inherit);
    border-radius: var(--ctp-item-radius, 4px);
    transition: background-color 0.2s ease, color 0.2s ease;
}

/* Number / Digits */
.countdown-timer-pro .countdown-number {
    font-size: var(--ctp-font-size, 26px);
    font-weight: 700;
    line-height: 1.1;
    color: var(--ctp-number-color, var(--ctp-color, inherit));
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum";
    letter-spacing: -0.02em;
}

/* Labels (DAYS, HRS, MIN, SEC) */
.countdown-timer-pro .countdown-label {
    font-size: var(--ctp-label-size, 12px);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 4px;
    line-height: 1.2;
    color: var(--ctp-label-color, var(--ctp-color, inherit));
    opacity: 0.9;
}

/* Separators (Colons) */
.countdown-timer-pro .countdown-separator {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: var(--ctp-separator-size, var(--ctp-font-size, 22px));
    font-weight: 700;
    line-height: 1;
    color: var(--ctp-separator-color, var(--ctp-color, inherit));
    user-select: none;
    margin: 0 -2px;
    align-self: center;
    padding-bottom: 12px; /* Visual vertical optical balance with labels below numbers */
}

/* Expired State Container */
.countdown-timer-pro .countdown-expired-message {
    padding: 16px 20px;
    font-size: var(--ctp-font-size, 18px);
    font-weight: 600;
    text-align: center;
    background-color: var(--ctp-bg, #ad0512);
    color: var(--ctp-color, #ffffff);
}

/* ==========================================================================
   Responsive / Mobile Optimization
   ========================================================================== */

/* Tablets and medium screens */
@media screen and (max-width: 768px) {
    .countdown-timer-pro .countdown-container {
        padding: 12px 14px;
        gap: 6px 10px;
    }

    .countdown-timer-pro .countdown-item {
        min-width: 52px;
        padding: 6px 8px;
    }

    .countdown-timer-pro .countdown-number {
        font-size: clamp(20px, 4.5vw, var(--ctp-font-size, 26px));
    }

    .countdown-timer-pro .countdown-label {
        font-size: clamp(10px, 2.5vw, var(--ctp-label-size, 12px));
    }

    .countdown-timer-pro .countdown-separator {
        font-size: clamp(18px, 4vw, var(--ctp-separator-size, 22px));
        padding-bottom: 8px;
    }
}

/* Mobile phones (< 480px) */
@media screen and (max-width: 480px) {
    .countdown-timer-pro .countdown-header {
        padding: 8px 12px;
        font-size: clamp(12px, 3.5vw, var(--ctp-header-size, 15px));
    }

    .countdown-timer-pro .countdown-container {
        padding: 10px 8px;
        gap: 4px 6px;
    }

    .countdown-timer-pro .countdown-item {
        min-width: 44px;
        padding: 5px 6px;
    }

    .countdown-timer-pro .countdown-number {
        font-size: clamp(17px, 6vw, var(--ctp-font-size, 24px));
    }

    .countdown-timer-pro .countdown-label {
        font-size: 10px;
        letter-spacing: 0.02em;
        margin-top: 3px;
    }

    .countdown-timer-pro .countdown-separator {
        font-size: clamp(15px, 5vw, var(--ctp-separator-size, 20px));
        margin: 0 -2px;
        padding-bottom: 6px;
    }
}

/* Extremely narrow mobile devices (< 340px) */
@media screen and (max-width: 340px) {
    .countdown-timer-pro .countdown-item {
        min-width: 38px;
        padding: 4px;
    }

    .countdown-timer-pro .countdown-number {
        font-size: 16px;
    }

    .countdown-timer-pro .countdown-label {
        font-size: 9px;
    }

    .countdown-timer-pro .countdown-separator {
        display: none; /* Hide colons to save space on tiny screens */
    }
}