/* ======================================================================
   Village Health Screener — V2 Design System
   Card-based clinical layout with WhatsApp-green palette
   ====================================================================== */

/* --- Design Tokens --- */
:root {
    --green-primary: #25D366;
    --green-dark: #128C7E;
    --green-light: #DCF8C6;
    --clinical-white: #FFFFFF;
    --off-white: #F0F2F5;
    --text-primary: #111B21;
    --text-secondary: #667781;
    --border-color: #E9EDEF;
    --severity-1: #4CAF50;
    --severity-2: #8BC34A;
    --severity-3: #FF9800;
    --severity-4: #FF5722;
    --severity-5: #F44336;
    --shadow: rgba(0, 0, 0, 0.08);
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; }

body, html {
    margin: 0;
    padding: 0;
    font-family: 'Inter', 'Noto Sans Devanagari', -apple-system, sans-serif;
    background-color: var(--off-white);
    color: var(--text-primary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* --- Header (Fixed Top Bar) --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 56px;
    background: var(--clinical-white);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 1px 3px var(--shadow);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 10px;
    z-index: 100;
}

.header-icon { flex-shrink: 0; }

.header h1 {
    margin: 0;
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
}

/* --- Status Pill --- */
#status-pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    border-radius: 12px;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.3s ease;
}

#status-pill[data-state="connecting"] {
    background: #F0F0F0;
    color: #888;
}
#status-pill[data-state="connecting"] .status-dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: #aaa;
    display: inline-block;
}

#status-pill[data-state="ready"] {
    background: var(--green-light);
    color: var(--green-dark);
}
#status-pill[data-state="ready"] .status-dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--green-primary);
    display: inline-block;
}

#status-pill[data-state="error"] {
    background: #FFEBEE;
    color: #D32F2F;
}
#status-pill[data-state="error"] .status-dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: #F44336;
    display: inline-block;
}

/* --- Main Content --- */
.main-content {
    padding-top: 72px;
    padding-bottom: 24px;
    max-width: 860px;
    margin: 0 auto;
    padding-left: 16px;
    padding-right: 16px;
}

/* --- Input Section Grid --- */
.input-section {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

@media (max-width: 600px) {
    .input-section {
        grid-template-columns: 1fr;
    }
}

/* --- Cards --- */
.card {
    background: var(--clinical-white);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 2px 8px var(--shadow);
    border: 1px solid var(--border-color);
}

.card-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* --- Mic Button --- */
.mic-btn {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    background: var(--green-primary);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.35);
}

.mic-btn:hover { transform: scale(1.05); }
.mic-btn:active { transform: scale(0.95); }

.mic-btn.recording {
    background: #FF5252;
    box-shadow: 0 0 0 0 rgba(255, 82, 82, 0.5);
    animation: pulse-recording 1.5s infinite;
}

@keyframes pulse-recording {
    0%   { box-shadow: 0 0 0 0 rgba(255, 82, 82, 0.5); }
    70%  { box-shadow: 0 0 0 20px rgba(255, 82, 82, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 82, 82, 0); }
}

/* --- Mic Status --- */
#mic-status {
    text-align: center;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

/* --- Waveform Container --- */
#waveform-container {
    width: 100%;
    height: 80px;
    margin-bottom: 12px;
    border-radius: 8px;
    background: var(--off-white);
    overflow: hidden;
}

#waveform-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* --- Transcript Box --- */
.transcript-box {
    display: none;
    background: var(--off-white);
    border-radius: 10px;
    padding: 12px;
    font-size: 14px;
    line-height: 1.6;
    font-family: 'Noto Sans Devanagari', 'Inter', sans-serif;
    position: relative;
    margin-top: 8px;
}

.transcript-box.visible { display: block; }

#transcript-text {
    outline: none;
    min-height: 24px;
}

#transcript-text:focus {
    background: var(--clinical-white);
    border-radius: 6px;
    padding: 4px;
}

.edit-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
}

.edit-btn:hover { background: var(--border-color); }

/* --- Camera --- */
.camera-placeholder {
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    height: 140px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
    transition: border-color 0.2s;
}

.camera-placeholder:hover { border-color: var(--green-primary); }

#camera-preview,
#photo-preview {
    width: 100%;
    max-height: 180px;
    object-fit: cover;
    border-radius: 12px;
    display: none;
}

#camera-preview.visible,
#photo-preview.visible { display: block; }

.camera-btn-row {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.camera-btn-row button {
    flex: 1;
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--clinical-white);
    font-size: 13px;
    cursor: pointer;
    font-weight: 500;
    font-family: inherit;
    transition: background 0.2s;
}

.camera-btn-row button:hover { background: var(--green-light); }

.capture-btn {
    width: 100%;
    padding: 10px;
    margin-top: 8px;
    border-radius: 8px;
    border: none;
    background: var(--green-primary);
    color: white;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
}

.description-box {
    display: none;
    background: var(--off-white);
    border-radius: 10px;
    padding: 12px;
    font-size: 13px;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-top: 12px;
}

.description-box.visible { display: block; }

/* --- Triage Button --- */
.triage-btn {
    display: block;
    margin: 20px auto 0;
    width: 100%;
    max-width: 320px;
    padding: 14px 24px;
    background: var(--green-dark);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.2s, transform 0.1s;
}

.triage-btn:hover:not(:disabled) {
    background: var(--green-primary);
    transform: translateY(-1px);
}

.triage-btn:disabled {
    background: var(--border-color);
    color: var(--text-secondary);
    cursor: not-allowed;
}

/* --- Output Section --- */
.output-section {
    margin-top: 24px;
    display: none;
}

.output-section.visible { display: block; }

/* --- Triage Card --- */
.triage-card {
    background: var(--clinical-white);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 2px 12px var(--shadow);
    margin-bottom: 16px;
    border-left: 4px solid var(--border-color);
    transition: border-color 0.3s;
}

.triage-card[data-severity="1"],
.triage-card[data-severity="2"] { border-left-color: var(--severity-1); }
.triage-card[data-severity="3"] { border-left-color: var(--severity-3); }
.triage-card[data-severity="4"] { border-left-color: var(--severity-4); }
.triage-card[data-severity="5"] { border-left-color: var(--severity-5); }

/* Triage Card Inner Styles */
.triage-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
}

.condition-name {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    line-height: 1.3;
    flex: 1;
}

.severity-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
    color: white;
    white-space: nowrap;
}

/* Severity Meter */
.meter-container { margin: 16px 0; }

.meter-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.severity-meter {
    width: 100%;
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.meter-fill {
    height: 100%;
    width: 0%;
    border-radius: 4px;
    transition: width 0.8s ease-out;
}

.severity-labels {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Actions List */
.actions-section { margin: 16px 0; }
.actions-section h3 {
    font-size: 14px;
    font-weight: 600;
    margin: 0 0 10px 0;
    color: var(--text-primary);
}

.action-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.action-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
    line-height: 1.5;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.action-list li.visible {
    opacity: 1;
    transform: translateY(0);
}

.action-list li:last-child { border-bottom: none; }

.action-check {
    flex-shrink: 0;
    color: var(--severity-1);
    margin-top: 2px;
}

/* Referral Banner */
.referral-banner {
    background: #FFF3E0;
    border: 1px solid #FFB74D;
    border-radius: 10px;
    padding: 12px 16px;
    font-size: 14px;
    display: flex;
    gap: 10px;
    align-items: flex-start;
    margin: 16px 0;
}

.referral-text strong {
    display: block;
    margin-bottom: 4px;
    color: #E65100;
}

.referral-text p {
    margin: 0;
    color: #BF360C;
    font-size: 13px;
    line-height: 1.5;
}

/* Followup & Confidence */
.followup-row,
.confidence-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 8px;
}

.confidence-low { color: var(--severity-5); font-weight: 600; }
.confidence-medium { color: var(--severity-3); font-weight: 600; }
.confidence-high { color: var(--severity-1); font-weight: 600; }

/* --- Audio Section --- */
.audio-section { margin-top: 16px; }

.audio-row {
    display: flex;
    gap: 12px;
}

@media (max-width: 600px) {
    .audio-row { flex-direction: column; }
}

.audio-player {
    flex: 1;
    background: var(--off-white);
    border-radius: 10px;
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.audio-player-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
}

.play-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--green-primary);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 0.2s;
}

.play-btn:hover { background: var(--green-dark); }

.progress-bar {
    flex: 1;
    height: 4px;
    background: var(--border-color);
    border-radius: 2px;
    cursor: pointer;
    position: relative;
    min-width: 40px;
}

.progress-fill {
    height: 100%;
    background: var(--green-primary);
    border-radius: 2px;
    width: 0%;
    transition: width 0.1s linear;
}

.time-display {
    font-size: 11px;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
    min-width: 30px;
    text-align: right;
}

.audio-player audio { display: none; }

/* --- Reset Button --- */
.reset-btn {
    display: block;
    margin: 16px auto 0;
    padding: 10px 24px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    font-family: inherit;
    color: var(--text-secondary);
    transition: background 0.2s;
}

.reset-btn:hover { background: var(--off-white); }

/* --- Footer --- */
.footer {
    text-align: center;
    padding: 24px 16px;
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.6;
    border-top: 1px solid var(--border-color);
    margin-top: 24px;
}

/* --- Loading Spinner --- */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--green-primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    vertical-align: middle;
}

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

/* --- Loading Skeleton --- */
.skeleton-bar {
    height: 14px;
    background: linear-gradient(90deg, var(--border-color) 25%, var(--off-white) 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.2s infinite;
    border-radius: 6px;
    margin-bottom: 10px;
}

.skeleton-bar:nth-child(2) { width: 80%; }
.skeleton-bar:nth-child(3) { width: 60%; }

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}