/*
 * kalkulyator-ceny.css
 */


/* =========================================
   ОСНОВА
   ========================================= */

body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 0;
    color: #222;
}


.calculator-page {
    width: 100%;
    max-width: 700px;
    margin: 0 auto;
    padding: 25px 15px 50px;
    box-sizing: border-box;
}


/* =========================================
   ЗАГОЛОВКИ
   ========================================= */

h1 {
    display: block;
    font-size: 1.5em;
    text-align: center;
    font-weight: bold;
    margin: 20px 0 10px;
}


.intro {
    max-width: 620px;
    margin: 0 auto 20px;
    text-align: center;
    line-height: 1.5;
}


.unit-title {
    text-align: center;
    font-size: 1.25em;
    margin: 20px 0;
}


/* =========================================
   ПЕРЕКЛЮЧАТЕЛЬ КГ / Л / ШТ.
   ========================================= */

.unit-switcher {
    display: flex;
    justify-content: center;
    gap: 5px;
    margin: 20px auto;
}


.unit-button {
    min-width: 80px;
    height: 42px;

    padding: 8px 18px;

    border: 1px solid #4CAF50;
    border-radius: 6px;

    background-color: #fff;
    color: #4CAF50;

    font-size: 16px;
    font-weight: bold;

    cursor: pointer;

    transition:
        background-color 0.2s ease,
        color 0.2s ease,
        transform 0.2s ease;
}


.unit-button:hover {
    transform: translateY(-1px);
}


.unit-button.active {
    background-color: #4CAF50;
    color: #fff;
}


/* =========================================
   ФОРМЫ
   ========================================= */

.price-form {
    position: relative;

    width: 100%;
    box-sizing: border-box;

    margin: 20px auto;
    padding: 20px;

    background-color: #fff;

    border: 1px solid #ddd;
    border-radius: 10px;

    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}


.form-number {
    position: absolute;

    top: 10px;
    right: 15px;

    font-size: 14px;
    color: #999;
}


.price-form label {
    display: block;

    margin: 0 0 8px;

    font-weight: bold;
}


.price-form input[type="number"],
.result-input {

    display: block;

    width: 100%;
    height: 42px;

    box-sizing: border-box;

    margin-bottom: 18px;
    padding: 10px;

    border: 1px solid #ccc;
    border-radius: 5px;

    font-size: 16px;
}


.price-form input[type="number"]:focus {

    outline: none;

    border-color: #4CAF50;

    box-shadow:
        0 0 0 2px rgba(76, 175, 80, 0.2);
}


.result-input {
    background-color: #f7f7f7;
}


/* =========================================
   КНОПКА РАССЧИТАТЬ
   ========================================= */

.calculate-button {

    width: auto;
    min-width: 140px;
    height: 42px;

    margin: 5px 0 20px;

    padding: 10px 18px;

    background-color: #4CAF50;

    color: #fff;

    border: none;

    border-top-left-radius: 0;
    border-top-right-radius: 15px;
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 15px;

    cursor: not-allowed;

    display: inline-block;

    text-align: center;

    font-size: 16px;
    font-weight: bold;

    position: relative;

    overflow: hidden;

    transition: all 0.3s ease;

    opacity: 0.55;
}


/* =========================================
   КНОПКА — ВВОД
   ========================================= */

.calculate-button.typing-active {

    cursor: pointer;

    opacity: 1;

    background-color: #4CAF50;

    animation: pulseAttention 1.5s infinite;
}


/* =========================================
   КНОПКА — ГОТОВА К РАСЧЁТУ
   ========================================= */

.calculate-button.active {

    animation: greenBlink 2s infinite;

    opacity: 1;

    cursor: pointer;

    transform: scale(1.02);
}


/* =========================================
   HOVER
   ========================================= */

.calculate-button.active:hover,
.calculate-button.typing-active:hover {

    transform: scale(1.05);

    box-shadow:
        0 4px 15px rgba(76, 175, 80, 0.4);

    animation-play-state: paused;
}


/* =========================================
   НАЖАТИЕ
   ========================================= */

.calculate-button:active:not(:disabled) {

    transform: scale(0.98);

    animation: none;

    background-color: #2e7d32;

    transition: all 0.1s ease;
}


.calculate-button:disabled {

    cursor: not-allowed;

    opacity: 0.55;
}


/* =========================================
   АНИМАЦИИ
   ========================================= */

@keyframes pulseAttention {

    0% {
        background-color: #4CAF50;
        box-shadow: 0 0 5px #4CAF50;
    }

    50% {
        background-color: #45a049;
        box-shadow: 0 0 15px #45a049;
    }

    100% {
        background-color: #4CAF50;
        box-shadow: 0 0 5px #4CAF50;
    }
}


@keyframes greenBlink {

    0% {
        background-color: #4CAF50;
        box-shadow: 0 0 5px #4CAF50;
    }

    25% {
        background-color: #45a049;
        box-shadow: 0 0 10px #45a049;
    }

    50% {
        background-color: #3d8b40;
        box-shadow: 0 0 15px #3d8b40;
    }

    75% {
        background-color: #367c39;
        box-shadow: 0 0 10px #367c39;
    }

    100% {
        background-color: #4CAF50;
        box-shadow: 0 0 5px #4CAF50;
    }
}


/* =========================================
   SEO-ТЕКСТ
   ========================================= */

.seo-text {

    margin: 35px auto 0;

    padding: 20px;

    background-color: #fff;

    border: 1px solid #ddd;

    border-radius: 10px;

    line-height: 1.6;

    box-shadow:
        0 0 8px rgba(0, 0, 0, 0.06);
}


.seo-text h2 {

    margin-top: 0;

    font-size: 1.2em;
}


/* =========================================
   КНОПКА ДОМОЙ
   ========================================= */

.home-button {

    position: fixed;

    top: 10px;
    left: 10px;

    width: 40px;
    height: 40px;

    background:
        linear-gradient(
            145deg,
            #4CAF50,
            #3d8b40
        );

    border-radius: 30%;

    display: flex;

    align-items: center;
    justify-content: center;

    text-decoration: none;

    color: white;

    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.2),
        inset 0 2px 0 rgba(255, 255, 255, 0.3),
        inset 0 -2px 0 rgba(0, 0, 0, 0.2);

    z-index: 1000;

    transition:
        all 0.4s
        cubic-bezier(
            0.175,
            0.885,
            0.32,
            1.275
        );

    cursor: pointer;

    overflow: hidden;
}


.home-button:hover {

    transform: scale(1.08);
}


.home-icon {

    width: 30px;
    height: 30px;

    transition: all 0.3s ease;

    filter:
        drop-shadow(
            0 2px 2px rgba(0, 0, 0, 0.2)
        );
}


/* =========================================
   МОБИЛЬНЫЕ УСТРОЙСТВА
   ========================================= */

@media (max-width: 600px) {

    .calculator-page {

        padding:
            60px 10px 30px;
    }


    h1 {

        font-size: 1.3em;
    }


    .price-form {

        padding: 16px;
    }


    .unit-button {

        min-width: 70px;

        padding:
            8px 12px;
    }


    .seo-text {

        padding: 15px;

        font-size: 15px;
    }

}
/* =========================================
   OCR — СКАНИРОВАНИЕ ЦЕННИКА
========================================= */

.ocr-scanner {
    margin: 20px auto;
    text-align: center;
}

.ocr-button {
    min-height: 44px;

    padding: 10px 18px;

    border: 1px solid #4CAF50;
    border-radius: 8px;

    background-color: #fff;
    color: #4CAF50;

    font-size: 16px;
    font-weight: bold;

    cursor: pointer;

    transition:
        background-color 0.2s ease,
        color 0.2s ease,
        transform 0.2s ease,
        box-shadow 0.2s ease;
}

.ocr-button:hover {
    background-color: #4CAF50;
    color: #fff;

    transform: translateY(-1px);

    box-shadow:
        0 4px 12px rgba(76, 175, 80, 0.2);
}

.ocr-button:active {
    transform: scale(0.98);
}

.ocr-file-input {
    display: none;
}


/* =========================================
   OCR — ПАНЕЛЬ
========================================= */

.ocr-panel {
    max-width: 620px;

    margin: 20px auto 0;
    padding: 20px;

    box-sizing: border-box;

    background-color: #fff;

    border: 1px solid #ddd;
    border-radius: 10px;

    box-shadow:
        0 0 10px rgba(0, 0, 0, 0.08);

    text-align: left;
}

.ocr-panel[hidden] {
    display: none;
}

.ocr-panel-header {
    display: flex;

    align-items: center;
    justify-content: space-between;

    gap: 15px;

    margin-bottom: 15px;
}

.ocr-panel-header h2 {
    margin: 0;

    font-size: 1.2em;
}

.ocr-close-button {
    width: 34px;
    height: 34px;

    padding: 0;

    border: none;
    border-radius: 50%;

    background-color: #f0f0f0;
    color: #555;

    font-size: 24px;
    line-height: 1;

    cursor: pointer;
}

.ocr-close-button:hover {
    background-color: #e5e5e5;
}


/* =========================================
   OCR — СТАТУС
========================================= */

.ocr-status {
    margin: 0 0 12px;

    color: #555;

    line-height: 1.5;
}

.ocr-progress {
    width: 100%;
    height: 8px;

    margin-bottom: 18px;

    overflow: hidden;

    background-color: #e5e5e5;

    border-radius: 5px;
}

.ocr-progress[hidden] {
    display: none;
}

.ocr-progress-bar {
    width: 0;
    height: 100%;

    background-color: #4CAF50;

    border-radius: 5px;

    transition: width 0.2s ease;
}


/* =========================================
   OCR — РЕЗУЛЬТАТ
========================================= */

.ocr-result[hidden] {
    display: none;
}

.ocr-result-title {
    margin: 0 0 12px;

    font-weight: bold;
}

.ocr-recognized-values {
    display: grid;

    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    gap: 10px;

    margin-bottom: 18px;
}

.ocr-value {
    padding: 12px;

    background-color: #f7f7f7;

    border: 1px solid #e1e1e1;
    border-radius: 7px;
}

.ocr-value span {
    display: block;

    margin-bottom: 5px;

    font-size: 13px;

    color: #777;
}

.ocr-value strong {
    display: block;

    font-size: 17px;

    color: #222;

    word-break: break-word;
}


/* =========================================
   OCR — ИСХОДНЫЙ ТЕКСТ
========================================= */

.ocr-source {
    margin-bottom: 18px;
}

.ocr-source-title {
    display: block;

    margin-bottom: 7px;

    font-weight: bold;
}

.ocr-text {
    min-height: 50px;

    padding: 10px;

    box-sizing: border-box;

    background-color: #f7f7f7;

    border: 1px solid #ddd;
    border-radius: 6px;

    white-space: pre-wrap;
    word-break: break-word;

    font-size: 14px;
    line-height: 1.45;

    color: #555;
}


/* =========================================
   OCR — ВЫБОР ФОРМЫ
========================================= */

.ocr-form-label {
    margin-bottom: 8px;

    font-weight: bold;
}

.ocr-form-select {
    display: block;

    width: 100%;
    height: 42px;

    box-sizing: border-box;

    margin-bottom: 15px;
    padding: 8px 10px;

    border: 1px solid #ccc;
    border-radius: 5px;

    background-color: #fff;

    font-size: 16px;

    cursor: pointer;
}

.ocr-form-select:focus {
    outline: none;

    border-color: #4CAF50;

    box-shadow:
        0 0 0 2px rgba(76, 175, 80, 0.2);
}


/* =========================================
   OCR — КНОПКИ
========================================= */

.ocr-actions {
    display: flex;

    gap: 10px;

    flex-wrap: wrap;
}

.ocr-fill-button,
.ocr-cancel-button {
    min-height: 42px;

    padding: 10px 16px;

    border-radius: 6px;

    font-size: 16px;
    font-weight: bold;

    cursor: pointer;
}

.ocr-fill-button {
    border: none;

    background-color: #4CAF50;

    color: #fff;
}

.ocr-fill-button:hover:not(:disabled) {
    background-color: #3d8b40;
}

.ocr-fill-button:disabled {
    opacity: 0.5;

    cursor: not-allowed;
}

.ocr-cancel-button {
    border: 1px solid #ccc;

    background-color: #fff;

    color: #555;
}

.ocr-cancel-button:hover {
    background-color: #f3f3f3;
}


/* =========================================
   OCR — МОБИЛЬНЫЕ УСТРОЙСТВА
========================================= */

@media (max-width: 600px) {

    .ocr-button {
        width: 100%;
    }

    .ocr-panel {
        padding: 16px;
    }

    .ocr-recognized-values {
        grid-template-columns: 1fr;
    }

    .ocr-actions {
        flex-direction: column;
    }

    .ocr-fill-button,
    .ocr-cancel-button {
        width: 100%;
    }

}