:root {
    --bg-main: #FFF8F0;
    --box-color: #FFD6C0;
    --accent-1: #FFB399;
    --accent-2: #F4A460;
    --text-dark: #9B7355;
    --highlight: #E8B4A8;
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.login-screen {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--bg-main);
    justify-content: center;
    align-items: center;
    z-index: 999;
}

.login-box {
    background: var(--box-color);
    padding: 40px;
    border-radius: 20px;
    width: 90%;
    max-width: 360px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    text-align: center;
}

.login-box h1 {
    font-size: 20px;
    color: var(--text-dark);
}

.login-byline {
    font-size: 12px;
    font-style: italic;
    opacity: 0.55;
    margin-top: -8px;
}

.login-box p {
    font-size: 14px;
    opacity: 0.7;
}

.login-box input {
    padding: 12px;
    border: 2px solid var(--highlight);
    border-radius: 10px;
    font-size: 16px;
    text-align: center;
    outline: none;
    background: white;
    color: var(--text-dark);
}

.login-box input:focus {
    border-color: var(--accent-1);
}

.login-box button {
    padding: 12px;
    background: var(--accent-1);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
}

.login-error {
    color: #e05555;
    font-size: 13px;
}

body {
    background-color: var(--bg-main);
    color: var(--text-dark);
    font-family: var(--font-main);
    line-height: 1.6;
}

.app-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
}

/* SCREENS */
.screen {
    display: none;
    animation: fadeIn 0.3s ease-in;
}

.screen.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* HEADERS */
.capture-header,
.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--accent-1);
}

.capture-header h1,
.review-header h1 {
    font-size: 32px;
    font-weight: 700;
}

/* BUTTONS */
.nav-button {
    background-color: var(--accent-1);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.nav-button:hover {
    background-color: var(--accent-2);
}

.nav-buttons {
    display: flex;
    gap: 8px;
}

.record-button,
.stop-button {
    background-color: var(--box-color);
    border: 2px solid var(--accent-1);
    padding: 20px 40px;
    font-size: 18px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 600;
    width: 100%;
}

.record-button:hover {
    background-color: var(--highlight);
    transform: scale(1.02);
}

.stop-button:hover {
    background-color: var(--accent-2);
    color: white;
}

.button-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    margin-bottom: 30px;
}

.button-group button {
    width: 100%;
}

/* CAPTURE CONTENT */
.capture-content {
    position: relative;
}

.status-message-box {
    background: none;
    padding: 0;
    border-radius: 0;
    margin-bottom: 0;
    text-align: center;
    font-size: 13px;
    font-weight: 400;
    opacity: 0.7;
    color: var(--text-dark);
}

.status-message-box.success {
    background-color: var(--highlight);
}

.status-message-box.error {
    background-color: #FFB3B3;
}

.transcribe-box {
    background-color: var(--box-color);
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 20px;
}

.transcribe-box label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
}

.transcribe-box textarea {
    width: 100%;
    height: 120px;
    padding: 10px;
    border: 2px solid var(--accent-1);
    border-radius: 8px;
    font-family: var(--font-main);
    font-size: 16px;
    resize: none;
}

/* ENTRY PREVIEW */
.entry-preview {
    background-color: var(--highlight);
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 20px;
}

.entry-preview h3 {
    margin-bottom: 15px;
}

.preview-hint {
    font-size: 12px;
    font-weight: 400;
    opacity: 0.7;
}

.preview-item {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 15px;
}

.preview-item label {
    display: flex;
    flex-direction: column;
    gap: 3px;
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-2);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.preview-input {
    padding: 8px 10px;
    border: 2px solid var(--box-color);
    border-radius: 8px;
    background: white;
    color: var(--text-dark);
    font-size: 15px;
    outline: none;
    font-family: var(--font-main);
}

.preview-input:focus {
    border-color: var(--accent-1);
}

.flag-section {
    margin-bottom: 12px;
}

.phrase-hint {
    font-size: 11px;
    font-weight: 400;
    opacity: 0.6;
}

.resubmit-btn {
    margin-top: 6px;
    padding: 6px 14px;
    border: 2px solid var(--accent-2);
    border-radius: 20px;
    background: transparent;
    color: var(--text-dark);
    font-size: 13px;
    cursor: pointer;
}

.flag-section {
    margin-bottom: 12px;
}

.flag-btn {
    padding: 5px 12px;
    border: 2px solid var(--accent-1);
    border-radius: 20px;
    background: transparent;
    color: var(--text-dark);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.flag-btn:hover {
    background: var(--accent-1);
    color: white;
}

.save-button,
.discard-button {
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s;
    margin-top: 15px;
    margin-right: 10px;
}

.save-button {
    background-color: var(--accent-1);
    color: white;
}

.save-button:hover {
    background-color: var(--accent-2);
}

.discard-button {
    background-color: #E0E0E0;
    color: var(--text-dark);
}

.discard-button:hover {
    background-color: #C0C0C0;
}

/* LOADING SPINNER */
.loading-spinner {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 248, 240, 0.9);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.dragon-orbit {
    width: 90px;
    height: 90px;
    position: relative;
    margin-bottom: 20px;
}

.dragon-pearl {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 20px;
}

.dragon-emoji {
    font-size: 32px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform-origin: 0 0;
    animation: dragon-loop 1.8s linear infinite;
}

@keyframes dragon-loop {
    0%   { transform: rotate(0deg)   translateX(38px) rotate(0deg); }
    100% { transform: rotate(360deg) translateX(38px) rotate(-360deg); }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.loading-spinner p {
    font-size: 18px;
    font-weight: 600;
}

/* REVIEW CONTENT */
.review-content {
    position: relative;
}

.review-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.review-tab {
    flex: 1;
    padding: 10px;
    border: 2px solid var(--box-color);
    border-radius: 10px;
    background: transparent;
    color: var(--text-dark);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.review-tab.active {
    background: var(--accent-1);
    border-color: var(--accent-1);
    color: white;
}

.search-box {
    position: relative;
    margin-bottom: 20px;
}

.search-box input {
    width: 100%;
    padding: 12px 40px 12px 15px;
    border: 2px solid var(--accent-1);
    border-radius: 8px;
    font-size: 16px;
}

.search-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 20px;
}

.scroll-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    justify-content: center;
}

.scroll-button {
    background-color: var(--box-color);
    border: 2px solid var(--accent-1);
    padding: 10px 15px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
}

.scroll-button:hover {
    background-color: var(--highlight);
}

.categories-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.category-section {
    background-color: var(--box-color);
    border-radius: 12px;
    padding: 15px;
    border-left: 4px solid var(--accent-1);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    font-weight: 700;
    font-size: 18px;
}

.category-icon {
    font-size: 24px;
}

.entry-card {
    background-color: var(--highlight);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.entry-content {
    flex: 1;
}

.entry-chinese {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 5px;
}

.entry-pinyin {
    font-size: 14px;
    color: var(--accent-2);
    margin-bottom: 5px;
    font-style: italic;
}

.entry-english {
    font-size: 14px;
}

.card-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
}

.delete-icon, .edit-icon {
    cursor: pointer;
    font-size: 18px;
    opacity: 0.5;
    transition: opacity 0.2s;
}

.delete-icon:hover, .edit-icon:hover {
    opacity: 1;
}

.corrected-badge {
    font-size: 11px;
    color: var(--accent-2);
    margin-top: 2px;
}

/* EDIT MODAL */
.edit-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.edit-modal-box {
    background: var(--bg-main);
    border-radius: 16px;
    padding: 24px;
    width: 90%;
    max-width: 400px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.edit-modal-box h3 {
    color: var(--text-dark);
    margin-bottom: 4px;
}

.edit-modal-box label {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-dark);
}

.edit-modal-box input,
.edit-modal-box select {
    padding: 8px 12px;
    border: 2px solid var(--box-color);
    border-radius: 8px;
    background: white;
    color: var(--text-dark);
    font-size: 15px;
    outline: none;
}

.edit-modal-box input:focus,
.edit-modal-box select:focus {
    border-color: var(--accent-1);
}

.edit-modal-actions {
    display: flex;
    gap: 10px;
    margin-top: 4px;
}

.edit-modal-actions button {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
}

#editSaveBtn {
    background: var(--accent-1);
    color: white;
}

#editCancelBtn {
    background: var(--box-color);
    color: var(--text-dark);
}

.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-dark);
    font-size: 18px;
}

/* RESPONSIVE */
@media (max-width: 600px) {
    .app-container {
        padding: 15px;
    }

    .capture-header h1,
    .review-header h1 {
        font-size: 24px;
    }

    .record-button,
    .stop-button {
        padding: 16px 30px;
        font-size: 16px;
    }
}