/**
 * Modern Calculator Design - Dynamic CSS Variables
 * All values can be controlled from dashboard settings
 * @package MedCalculators
 */

/* ==========================================
   RESET & VARIABLES (overridable from settings)
   ========================================== */
.mcm *,
.mcm *::before,
.mcm *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.mcm {
    --mcm-panel-color: #F47B4A;
    --mcm-active-color: #1A1A1A;
    --mcm-result-bg: #FFFFFF;
    --mcm-text-light: #FFFFFF;
    --mcm-text-dark: #1A1A1A;
    --mcm-text-gray: #888888;
    --mcm-gray-light: #EEEEEE;
    --mcm-gray-bg: #F5F5F5;
    --mcm-input-bg: rgba(0, 0, 0, 0.18);
    --mcm-inactive-bg: rgba(0, 0, 0, 0.12);
    --mcm-border-radius: 12px;
    --mcm-panel-width: 400px;
    --mcm-panel-padding: 40px;
    --mcm-result-padding: 40px;
    --mcm-heading-size: 15px;
    --mcm-body-size: 12px;
    --mcm-input-size: 28px;
    --mcm-result-number-size: 56px;
    --mcm-btn-size: 13px;
    --mcm-shadow: 0 8px 40px rgba(0, 0, 0, 0.12);
    --mcm-ff: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
    font-family: var(--mcm-ff);
    line-height: 1.4;
    -webkit-font-smoothing: antialiased;
}

/* ==========================================
   WRAPPER
   ========================================== */
.mcm-wrapper {
    display: flex;
    border-radius: var(--mcm-border-radius);
    overflow: hidden;
    box-shadow: var(--mcm-shadow);
    max-width: 960px;
    margin: 30px auto;
    min-height: 580px;
}

/* ==========================================
   LEFT PANEL
   ========================================== */
.mcm-form-panel {
    width: var(--mcm-panel-width);
    min-width: var(--mcm-panel-width);
    max-width: var(--mcm-panel-width);
    background: var(--mcm-panel-color);
    padding: var(--mcm-panel-padding) 35px 30px;
    color: var(--mcm-text-light);
    display: flex;
    flex-direction: column;
    position: relative;
    flex-shrink: 0;
}

.mcm-form-panel form {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.mcm-block {
    margin-bottom: 28px;
}

.mcm-block__title {
    font-size: var(--mcm-heading-size);
    font-weight: 400;
    margin-bottom: 16px;
    color: var(--mcm-text-light);
    opacity: 0.92;
    letter-spacing: 0.2px;
}

.mcm-block__desc {
    font-size: var(--mcm-body-size);
    line-height: 1.65;
    color: var(--mcm-text-light);
    opacity: 0.68;
    margin-bottom: 18px;
}

.mcm-block__desc strong.mcm-activity-label {
    opacity: 1;
    color: var(--mcm-text-light);
}

/* ==========================================
   FIELD (for date/generic inputs)
   ========================================== */
.mcm-field {
    margin-bottom: 24px;
}

.mcm-field__label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.4px;
    margin-bottom: 10px;
    opacity: 0.9;
}

/* ==========================================
   GENDER TOGGLE
   ========================================== */
.mcm-gender {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.mcm-gender__btn {
    flex: 1;
    background: var(--mcm-inactive-bg);
    border: none;
    color: var(--mcm-text-light);
    padding: 14px 12px;
    font-family: var(--mcm-ff);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.2px;
    cursor: pointer;
    transition: background 0.25s ease, opacity 0.25s ease;
    opacity: 0.6;
}

.mcm-gender__btn:hover {
    opacity: 0.8;
}

.mcm-gender__btn--active {
    background: var(--mcm-active-color);
    opacity: 1;
}

/* ==========================================
   INPUT BOXES
   ========================================== */
.mcm-inputs {
    display: flex;
    gap: 12px;
    margin-bottom: 8px;
}

.mcm-input-box {
    flex: 1;
    background: var(--mcm-input-bg);
    padding: 14px 10px 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.mcm-input-box--wide {
    flex: none;
    width: 100%;
}

.mcm-input-box__field {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--mcm-text-light);
    font-family: var(--mcm-ff);
    font-size: var(--mcm-input-size);
    font-weight: 300;
    text-align: center;
    outline: none;
    padding: 0;
    line-height: 1.3;
}

.mcm-input-box__field--date {
    font-size: 16px;
    font-weight: 500;
    padding: 8px 12px;
    text-align: left;
    color-scheme: dark;
}

.mcm-input-box__field::-webkit-outer-spin-button,
.mcm-input-box__field::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.mcm-input-box__field[type=number] {
    -moz-appearance: textfield;
}

.mcm-input-box__unit {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1.5px;
    color: var(--mcm-text-light);
    opacity: 0.55;
    margin-top: 4px;
}

/* ==========================================
   SLIDER (shared by activity & cycle)
   ========================================== */
.mcm-slider-wrap {
    padding: 0 2px;
    margin-bottom: 10px;
}

.mcm-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 2px;
    background: rgba(255, 255, 255, 0.28);
    outline: none;
    border-radius: 2px;
    cursor: pointer;
}

.mcm-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--mcm-active-color);
    border-radius: 50%;
    border: 3px solid var(--mcm-text-light);
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0,0,0,0.25);
    transition: transform 0.15s ease;
}

.mcm-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.mcm-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--mcm-active-color);
    border-radius: 50%;
    border: 3px solid var(--mcm-text-light);
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0,0,0,0.25);
}

.mcm-slider-labels {
    display: flex;
    justify-content: space-between;
    padding: 0;
}

.mcm-slider-label {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.8px;
    color: var(--mcm-text-light);
    opacity: 0.4;
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.mcm-slider-label--active {
    opacity: 1;
}

/* Slider Value Display (for cycle slider) */
.mcm-slider-value-display {
    text-align: center;
    margin-top: 8px;
}

.mcm-slider-value {
    font-size: 36px;
    font-weight: 300;
    color: var(--mcm-text-light);
}

.mcm-slider-value-label {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    opacity: 0.6;
    margin-left: 6px;
    text-transform: uppercase;
}

/* ==========================================
   GOAL BUTTONS
   ========================================== */
.mcm-goals {
    display: flex;
    gap: 10px;
}

.mcm-goal {
    flex: 1;
    background: var(--mcm-inactive-bg);
    border: none;
    color: var(--mcm-text-light);
    padding: 13px 6px;
    font-family: var(--mcm-ff);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.6px;
    cursor: pointer;
    transition: background 0.25s ease, opacity 0.25s ease;
    opacity: 0.6;
    white-space: nowrap;
}

.mcm-goal:hover {
    opacity: 0.85;
}

.mcm-goal--active {
    background: var(--mcm-active-color);
    opacity: 1;
}

/* ==========================================
   BOTTOM ACTIONS
   ========================================== */
.mcm-bottom {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-top: auto;
    padding-top: 28px;
}

.mcm-clear-btn {
    background: transparent;
    border: none;
    color: var(--mcm-text-light);
    font-family: var(--mcm-ff);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.2s ease;
    padding: 0;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.mcm-clear-btn:hover {
    opacity: 1;
}

.mcm-calc-btn {
    flex: 1;
    background: var(--mcm-active-color);
    border: none;
    color: var(--mcm-text-light);
    font-family: var(--mcm-ff);
    font-size: var(--mcm-btn-size);
    font-weight: 700;
    letter-spacing: 1.2px;
    padding: 16px 20px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.mcm-calc-btn:hover {
    background: var(--mcm-active-color);
    filter: brightness(0.85);
}

.mcm-calc-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ==========================================
   LOADER
   ========================================== */
.mcm-loader {
    position: absolute;
    inset: 0;
    background: var(--mcm-panel-color);
    opacity: 0.92;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.mcm-loader__spinner {
    width: 36px;
    height: 36px;
    border: 3px solid rgba(255,255,255,0.3);
    border-top-color: var(--mcm-text-light);
    border-radius: 50%;
    animation: mcm-spin 0.7s linear infinite;
}

@keyframes mcm-spin {
    to { transform: rotate(360deg); }
}

/* ==========================================
   RIGHT PANEL
   ========================================== */
.mcm-result-panel {
    flex: 1;
    min-width: 0;
    background: var(--mcm-result-bg);
    padding: var(--mcm-result-padding) var(--mcm-result-padding) 30px;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow-y: auto;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* Custom scrollbar for result panel */
.mcm-result-panel::-webkit-scrollbar {
    width: 8px;
}

.mcm-result-panel::-webkit-scrollbar-track {
    background: #f5f5f5;
    border-radius: 4px;
}

.mcm-result-panel::-webkit-scrollbar-thumb {
    background: #d0d0d0;
    border-radius: 4px;
}

.mcm-result-panel::-webkit-scrollbar-thumb:hover {
    background: #b0b0b0;
}

.mcm-result__heading {
    font-size: 20px;
    font-weight: 400;
    color: var(--mcm-text-dark);
    margin-bottom: 28px;
    letter-spacing: 0.2px;
}

/* Placeholder */
.mcm-placeholder {
    min-height: 400px;
    display: flex;
    flex-direction: column;
}

.mcm-placeholder__inner {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mcm-placeholder__inner p {
    font-size: 14px;
    color: var(--mcm-text-gray);
    text-align: center;
    max-width: 260px;
    line-height: 1.7;
}

/* Result */
.mcm-result {
    display: flex;
    flex-direction: column;
    animation: mcm-fadeIn 0.45s ease;
    width: 100%;
    min-height: fit-content;
}

@keyframes mcm-fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ==========================================
   RESULT TOP
   ========================================== */
.mcm-result-top {
    display: flex;
    gap: 30px;
    margin-bottom: 32px;
    align-items: flex-start;
}

.mcm-result-top__left {
    flex: 1;
}

.mcm-kcal {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 8px;
}

.mcm-kcal__number {
    font-size: var(--mcm-result-number-size);
    font-weight: 700;
    color: var(--mcm-text-dark);
    line-height: 1;
    letter-spacing: -2px;
}

.mcm-kcal__number--date {
    font-size: 28px;
    letter-spacing: -0.5px;
}

.mcm-kcal__unit {
    font-size: 20px;
    font-weight: 400;
    color: var(--mcm-text-gray);
}

.mcm-kcal__sub {
    font-size: 12px;
    color: var(--mcm-text-gray);
    line-height: 1.5;
}

/* Macros / Info rows */
.mcm-result-top__right {
    min-width: 180px;
    padding-top: 6px;
}

.mcm-macro-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid var(--mcm-gray-light);
}

.mcm-macro-row:last-child {
    border-bottom: none;
}

.mcm-macro-row__label {
    font-size: 12px;
    color: var(--mcm-text-gray);
    font-weight: 400;
}

.mcm-macro-row__value {
    font-size: 13px;
    font-weight: 700;
    color: var(--mcm-text-dark);
    letter-spacing: -0.3px;
}

/* ==========================================
   MEAL TABS (Calories)
   ========================================== */
.mcm-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 32px;
    flex-wrap: nowrap;
}

.mcm-tab {
    flex: 1;
    background: var(--mcm-gray-bg);
    border: none;
    color: var(--mcm-text-gray);
    font-family: var(--mcm-ff);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.5px;
    padding: 13px 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    min-width: 0;
}

.mcm-tab:hover {
    background: #e4e4e4;
}

.mcm-tab--active {
    background: var(--mcm-active-color);
    color: var(--mcm-text-light);
}

/* ==========================================
   PROTEIN SLIDER (Calories)
   ========================================== */
.mcm-adjust {
    margin-bottom: 28px;
    width: 100%;
}

.mcm-adjust__title {
    font-size: 15px;
    font-weight: 600;
    color: var(--mcm-text-dark);
    margin-bottom: 6px;
}

.mcm-adjust__desc {
    font-size: 12px;
    color: var(--mcm-text-gray);
    line-height: 1.65;
    margin-bottom: 16px;
    max-width: 100%;
}

.mcm-protein-slider-wrap {
    padding: 0 4px;
    margin-bottom: 8px;
}

.mcm-protein-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 2px;
    background: var(--mcm-gray-light);
    outline: none;
    border-radius: 2px;
    cursor: pointer;
}

.mcm-protein-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    background: var(--mcm-active-color);
    border-radius: 50%;
    border: 3px solid var(--mcm-result-bg);
    cursor: pointer;
    box-shadow: 0 1px 4px rgba(0,0,0,0.22);
    transition: transform 0.15s ease;
}

.mcm-protein-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.mcm-protein-slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    background: var(--mcm-active-color);
    border-radius: 50%;
    border: 3px solid var(--mcm-result-bg);
    cursor: pointer;
    box-shadow: 0 1px 4px rgba(0,0,0,0.22);
}

.mcm-protein-labels {
    display: flex;
    justify-content: space-between;
    width: 100%;
}

.mcm-protein-label {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.8px;
    color: var(--mcm-text-gray);
    opacity: 0.5;
    cursor: pointer;
    transition: opacity 0.2s ease;
    flex: 1;
    text-align: center;
}

.mcm-protein-label:first-child {
    text-align: left;
}

.mcm-protein-label:last-child {
    text-align: right;
}

.mcm-protein-label--active {
    opacity: 1;
    color: var(--mcm-text-dark);
}

/* ==========================================
   FERTILE DAYS (Ovulation)
   ========================================== */
.mcm-fertile-days {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.mcm-fertile-day {
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    text-align: center;
    min-width: 80px;
}

.mcm-fertile-day--high {
    background: var(--mcm-panel-color);
    color: var(--mcm-text-light);
}

.mcm-fertile-day--medium {
    background: var(--mcm-panel-color-light, rgba(244, 123, 74, 0.3));
    color: var(--mcm-text-dark);
}

.mcm-fertile-day--low {
    background: var(--mcm-gray-bg);
    color: var(--mcm-text-gray);
}

.mcm-fertile-day--ovulation {
    background: var(--mcm-active-color);
    color: var(--mcm-text-light);
    position: relative;
}

/* Fertility Status */
.mcm-status {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 24px;
    background: var(--mcm-gray-bg);
    color: var(--mcm-text-dark);
}

/* ==========================================
   PROGRESS BAR (Pregnancy)
   ========================================== */
.mcm-progress-wrap {
    margin-bottom: 28px;
}

.mcm-progress-bar {
    width: 100%;
    height: 8px;
    background: var(--mcm-gray-light);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 8px;
}

.mcm-progress-bar__fill {
    height: 100%;
    background: var(--mcm-panel-color);
    border-radius: 4px;
    transition: width 0.8s ease;
}

.mcm-progress-labels {
    display: flex;
    justify-content: space-between;
    font-size: 10px;
    color: var(--mcm-text-gray);
    font-weight: 500;
}

/* Extra Info (Pregnancy) */
.mcm-extra-info {
    margin-bottom: 24px;
    padding: 16px;
    background: var(--mcm-gray-bg);
    border-radius: 8px;
}

/* ==========================================
   DISCLAIMER
   ========================================== */
.mcm-disclaimer {
    font-size: 11px;
    line-height: 1.7;
    color: var(--mcm-text-gray);
    margin-top: 32px;
    padding-top: 20px;
    border-top: 1px solid var(--mcm-gray-light);
}

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 900px) {
    .mcm-wrapper {
        max-width: 100%;
        margin: 0;
        border-radius: 0;
        box-shadow: none;
    }

    .mcm-form-panel {
        width: 340px;
        min-width: 340px;
        padding: 30px 25px;
    }

    .mcm-result-panel {
        padding: 30px 25px;
    }

    .mcm-result-top {
        flex-direction: column;
        gap: 20px;
    }

    .mcm-result-top__right {
        min-width: 0;
    }
}

@media (max-width: 700px) {
    .mcm-wrapper {
        flex-direction: column;
        min-height: auto;
    }

    .mcm-form-panel {
        width: 100%;
        min-width: 0;
    }

    .mcm-kcal__number {
        font-size: 44px;
    }

    .mcm-goals {
        flex-wrap: wrap;
    }

    .mcm-goal {
        flex: 1 1 40%;
    }

    .mcm-tabs {
        flex-wrap: wrap;
    }

    .mcm-tab {
        flex: 1 1 40%;
    }
}

@media (max-width: 420px) {
    .mcm-form-panel {
        padding: 24px 18px 20px;
    }

    .mcm-result-panel {
        padding: 24px 18px 20px;
    }

    .mcm-input-box__field {
        font-size: 22px;
    }

    .mcm-kcal__number {
        font-size: 38px;
    }
}

/* ==========================================
   RTL SUPPORT
   ========================================== */
[dir="rtl"] .mcm-wrapper {
    flex-direction: row-reverse;
}

[dir="rtl"] .mcm-kcal {
    flex-direction: row-reverse;
}

[dir="rtl"] .mcm-macro-row {
    flex-direction: row-reverse;
}

@media (max-width: 700px) {
    [dir="rtl"] .mcm-wrapper {
        flex-direction: column;
    }
}

/* ==========================================
   PRINT
   ========================================== */
@media print {
    .mcm-form-panel { display: none; }
    .mcm-wrapper { box-shadow: none; }
    .mcm-result-panel { width: 100%; }
    .mcm-placeholder { display: none; }
}