/**
 * Стили для NFC-открытки Mini App
 * Адаптированы под тему Telegram
 */

/* =====================================================
   CSS Variables — цвета берём из Telegram
   ===================================================== */
:root {
    --tg-theme-bg-color: var(--tg-theme-bg-color, #ffffff);
    --tg-theme-text-color: var(--tg-theme-text-color, #000000);
    --tg-theme-hint-color: var(--tg-theme-hint-color, #999999);
    --tg-theme-link-color: var(--tg-theme-link-color, #2481cc);
    --tg-theme-button-color: var(--tg-theme-button-color, #2481cc);
    --tg-theme-button-text-color: var(--tg-theme-button-text-color, #ffffff);
    --tg-theme-secondary-bg-color: var(--tg-theme-secondary-bg-color, #f0f0f0);

    /* Дополнительные цвета */
    --success-color: #34c759;
    --error-color: #ff3b30;
    --warning-color: #ff9500;
    --record-color: #ff3b30;
}

/* =====================================================
   Reset & Base
   ===================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--tg-theme-bg-color);
    color: var(--tg-theme-text-color);
    min-height: 100vh;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

#app {
    max-width: 100%;
    min-height: 100vh;
    padding: 20px;
    padding-bottom: 100px; /* Место для кнопки Telegram */
}

/* =====================================================
   Screens
   ===================================================== */
.screen {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 140px);
    text-align: center;
    animation: fadeIn 0.3s ease;
}

.screen.active {
    display: flex;
}

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

/* =====================================================
   Icons
   ===================================================== */
.icon {
    font-size: 64px;
    margin-bottom: 20px;
}

/* =====================================================
   Typography
   ===================================================== */
h2 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
}

p {
    font-size: 16px;
    color: var(--tg-theme-hint-color);
    margin-bottom: 16px;
    max-width: 300px;
}

.hint {
    font-size: 14px;
    color: var(--tg-theme-hint-color);
    margin-top: 20px;
}

/* =====================================================
   Buttons
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    -webkit-tap-highlight-color: transparent;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background-color: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
}

.btn-primary:hover {
    opacity: 0.9;
}

.btn-secondary {
    background-color: var(--tg-theme-secondary-bg-color);
    color: var(--tg-theme-text-color);
}

.btn-record {
    background-color: var(--record-color);
    color: white;
    min-width: 180px;
}

.btn-stop {
    background-color: #333;
    color: white;
    min-width: 180px;
}

.btn-large {
    padding: 18px 32px;
    font-size: 18px;
    width: 100%;
    max-width: 300px;
}

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

/* =====================================================
   Loading
   ===================================================== */
#loading-screen {
    justify-content: center;
}

.loader {
    width: 40px;
    height: 40px;
    border: 3px solid var(--tg-theme-secondary-bg-color);
    border-top-color: var(--tg-theme-button-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 16px;
}

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

/* =====================================================
   Content Type Selector
   ===================================================== */
.content-type-selector {
    display: flex;
    gap: 8px;
    margin: 24px 0;
    flex-wrap: wrap;
    justify-content: center;
}

.type-btn {
    padding: 12px 20px;
    border: 2px solid var(--tg-theme-secondary-bg-color);
    border-radius: 20px;
    background: transparent;
    color: var(--tg-theme-text-color);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.type-btn.active {
    border-color: var(--tg-theme-button-color);
    background-color: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
}

/* =====================================================
   Media Containers
   ===================================================== */
.media-container {
    width: 100%;
    max-width: 400px;
    margin: 20px auto;
}

.media-container.hidden {
    display: none;
}

/* Video Preview */
#video-preview {
    width: 100%;
    aspect-ratio: 9/16;
    max-height: 400px;
    background-color: #000;
    border-radius: 16px;
    object-fit: cover;
}

/* Audio Visualizer */
.audio-visualizer {
    width: 100%;
    height: 100px;
    background-color: var(--tg-theme-secondary-bg-color);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

#audio-wave {
    font-size: 32px;
}

/* Text Input */
#text-input {
    width: 100%;
    min-height: 150px;
    padding: 16px;
    border: 2px solid var(--tg-theme-secondary-bg-color);
    border-radius: 16px;
    font-size: 16px;
    font-family: inherit;
    resize: vertical;
    background-color: var(--tg-theme-bg-color);
    color: var(--tg-theme-text-color);
}

#text-input:focus {
    outline: none;
    border-color: var(--tg-theme-button-color);
}

.char-counter {
    text-align: right;
    font-size: 12px;
    color: var(--tg-theme-hint-color);
    margin-top: 8px;
}

/* Record Controls */
.record-controls {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 20px;
}

/* =====================================================
   Preview
   ===================================================== */
#preview-container {
    width: 100%;
    max-width: 400px;
    margin-top: 24px;
}

#preview-container h3 {
    font-size: 16px;
    margin-bottom: 12px;
    color: var(--tg-theme-hint-color);
}

#recorded-video {
    width: 100%;
    border-radius: 16px;
    background-color: #000;
}

#recorded-audio {
    width: 100%;
}

.preview-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
    justify-content: center;
}

/* =====================================================
   View Screen
   ===================================================== */
#content-display {
    width: 100%;
    max-width: 400px;
    margin: 20px auto;
}

#content-display video,
#content-display audio {
    width: 100%;
    border-radius: 16px;
}

#content-display .text-message {
    background-color: var(--tg-theme-secondary-bg-color);
    padding: 20px;
    border-radius: 16px;
    text-align: left;
    font-size: 16px;
    line-height: 1.6;
    white-space: pre-wrap;
}

/* =====================================================
   Owner Screen
   ===================================================== */
#owner-status {
    margin-top: 20px;
    padding: 16px;
    background-color: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    font-size: 14px;
}

#owner-status .status-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--tg-theme-bg-color);
}

#owner-status .status-item:last-child {
    border-bottom: none;
}

/* =====================================================
   Utility Classes
   ===================================================== */
.hidden {
    display: none !important;
}

.recording {
    animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* =====================================================
   Responsive
   ===================================================== */
@media (max-width: 360px) {
    #app {
        padding: 16px;
    }

    h2 {
        font-size: 20px;
    }

    .btn {
        padding: 12px 20px;
        font-size: 14px;
    }

    .type-btn {
        padding: 10px 16px;
        font-size: 13px;
    }
}

/* =====================================================
   Consent Screen (152-ФЗ)
   ===================================================== */
.consent-items {
    width: 100%;
    max-width: 320px;
    margin: 20px 0;
    text-align: left;
}

.consent-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background-color: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    margin-bottom: 8px;
    cursor: default;
}

.consent-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--tg-theme-button-color);
}

.consent-item span {
    font-size: 14px;
    color: var(--tg-theme-text-color);
}

.consent-info {
    margin: 16px 0;
    padding: 12px;
    background-color: var(--tg-theme-secondary-bg-color);
    border-radius: 12px;
    max-width: 320px;
}

.consent-info p {
    font-size: 13px;
    margin: 0;
    text-align: center;
}

.consent-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 20px;
    width: 100%;
    max-width: 320px;
}

.consent-actions .btn {
    width: 100%;
}

/* =====================================================
   Dark Theme Adjustments
   ===================================================== */
@media (prefers-color-scheme: dark) {
    :root {
        --tg-theme-bg-color: #1c1c1e;
        --tg-theme-text-color: #ffffff;
        --tg-theme-hint-color: #8e8e93;
        --tg-theme-secondary-bg-color: #2c2c2e;
    }
}