/* static/css/style.css */
@import url('[https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&family=Poppins:wght@600;700&display=swap](https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&family=Poppins:wght@600;700&display=swap)');

:root {
    --teal-primary: #00c9a7;
    --teal-secondary: #00a896;
    --dark-bg: #1a202c;
    --slate-bg: #2d3748;
    --slate-light: #4a5568;
    --text-primary: #edf2f7;
    --text-secondary: #a0aec0;
    --error-color: #e53e3e;
    --success-color: #38a169;
    --warning-color: #dd6b20;
    --font-body: 'Inter', sans-serif;
    --font-heading: 'Poppins', sans-serif;
}

/* --- Base & Layout --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
    width: 100%;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    color: var(--text-primary);
    background-color: var(--dark-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.background-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 10% 20%, rgba(0, 201, 167, 0.1), transparent 40%),
                radial-gradient(circle at 80% 90%, rgba(0, 168, 150, 0.1), transparent 40%);
    animation: slow-pan 20s ease-in-out infinite alternate;
}

.main-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    width: 100%;
}

.content-wrapper, .page-content {
    width: 100%;
    max-width: 420px;
    background-color: var(--slate-bg);
    border-radius: 24px;
    padding: 2rem 1.5rem;
    border: 1px solid var(--slate-light);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

/* --- Headers (Login, Admin, Welcome) --- */
.login-header, .admin-header, .welcome-header {
    text-align: center;
    margin-bottom: 2rem;
}
.logo {
    width: 70px;
    height: 70px;
    margin-bottom: 1rem;
}
.logo-icon {
    color: var(--teal-primary);
    margin-bottom: 0.5rem;
}
h1 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--text-primary);
}
h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}
h3 {
    font-family: var(--font-heading);
    color: var(--teal-primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}
.subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-top: 0.25rem;
}
.username-highlight {
    color: var(--teal-primary);
    font-weight: 700;
}
.logout-link {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-decoration: none;
    display: inline-block;
    margin-top: 1rem;
    transition: color 0.3s;
}
.logout-link:hover { color: var(--teal-primary); }


/* --- Forms & Inputs --- */
.page-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.input-group {
    position: relative;
}
.input-group input, .input-group textarea, .input-group select {
    width: 100%;
    padding: 14px 16px;
    background-color: var(--dark-bg);
    border: 1px solid var(--slate-light);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.3s ease;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}
.input-group label {
    position: absolute;
    top: 15px;
    left: 16px;
    color: var(--text-secondary);
    pointer-events: none;
    transition: all 0.3s ease;
}
.input-group input:focus, .input-group textarea:focus, .input-group select:focus {
    outline: none;
    border-color: var(--teal-primary);
}
.input-group input:focus + label,
.input-group input:not(:placeholder-shown) + label,
.input-group textarea:focus + label,
.input-group textarea:not(:placeholder-shown) + label,
.input-group select:focus + label,
.input-group select:valid + label { 
    top: -10px;
    left: 12px;
    font-size: 0.8rem;
    color: var(--teal-primary);
    background-color: var(--slate-bg);
    padding: 0 4px;
}
input[type="date"]::-webkit-calendar-picker-indicator {
    filter: invert(1) brightness(0.8) sepia(1) saturate(5) hue-rotate(120deg);
}
input[type="date"] + label { 
    top: -10px;
    left: 12px;
    font-size: 0.8rem;
    background-color: var(--slate-bg);
    padding: 0 4px;
}
.input-group select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='[http://www.w3.org/2000/svg](http://www.w3.org/2000/svg)' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23a0aec0' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
}

button {
    padding: 16px;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark-bg);
    background: linear-gradient(45deg, var(--teal-primary), var(--teal-secondary));
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 201, 167, 0.3);
}
.button-link, .button-link-alt {
    display: block;
    text-align: center;
    margin-top: 1.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}
.button-link:hover, .button-link-alt:hover { color: var(--teal-primary); }
.button-link {
    padding: 14px 30px;
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--dark-bg);
    background: linear-gradient(45deg, var(--teal-primary), var(--teal-secondary));
    border-radius: 12px;
}

/* --- Flash Messages --- */
.flash-message {
    padding: 1rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    text-align: center;
    font-weight: 600;
}
.flash-message.success { background-color: var(--success-color); }
.flash-message.error { background-color: var(--error-color); }

/* --- Timeline --- */
.timeline-container-zigzag {
    display: flex;
    flex-direction: column;
    align-items: center; 
    position: relative;
    width: 100%;
    max-width: 420px;
    margin: 2rem auto 0;
    padding: 2rem 0;
}

.timeline-item-zigzag {
    position: relative;
    width: 50%;
    padding: 0 2rem;
    margin-bottom: 1rem;
}
/* The line connecting nodes */
.timeline-item-zigzag::after {
    content: '';
    position: absolute;
    top: 18px; 
    width: 2rem;
    height: 2px;
    background: var(--slate-light);
    z-index: 0;
}
.timeline-item-zigzag:nth-child(odd) {
    align-self: flex-start;
    padding-left: 3rem;
}
.timeline-item-zigzag:nth-child(odd)::after {
    right: 0;
}
.timeline-item-zigzag:nth-child(even) {
    align-self: flex-end;
    padding-right: 3rem;
}
.timeline-item-zigzag:nth-child(even)::after {
    left: 0;
}
/* The central line */
.timeline-container-zigzag::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--slate-bg);
    border-radius: 2px;
}
.timeline-node {
    position: absolute;
    top: 0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--slate-bg);
    border: 3px solid var(--slate-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 1;
}
.timeline-item-zigzag:nth-child(odd) .timeline-node {
    right: -18px; 
}
.timeline-item-zigzag:nth-child(even) .timeline-node {
    left: -18px; 
}
.timeline-day-label {
    min-width: 70px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    padding: 0.5rem 1rem;
    background: var(--dark-bg);
    border-radius: 8px;
    border: 1px solid var(--slate-light);
}
.timeline-item-zigzag:nth-child(even) { text-align: right; }

/* Node States */
.timeline-node.current { background: var(--teal-primary); border-color: var(--teal-secondary); color: var(--dark-bg); transform: scale(1.1); }
.timeline-node.past { background: var(--slate-light); border-color: var(--slate-light); color: var(--text-secondary); }
.timeline-node.future { background: var(--dark-bg); border-color: var(--slate-light); color: var(--text-secondary); }
.timeline-node:hover { transform: scale(1.2); }

/* --- Feeling / Chat Page --- */
.chat-container { display: flex; flex-direction: column; gap: 1rem; margin-bottom: 2rem; }
.chat-message { display: flex; gap: 10px; max-width: 85%; }
.ai-message { align-self: flex-start; }
.avatar {
    width: 40px; height: 40px; border-radius: 50%;
    background: linear-gradient(45deg, var(--teal-primary), var(--teal-secondary));
    color: var(--dark-bg); display: flex; align-items: center; justify-content: center;
    font-family: var(--font-heading); font-weight: 700; flex-shrink: 0;
}
.message-bubble { background-color: var(--slate-light); padding: 12px 16px; border-radius: 18px 18px 18px 4px; line-height: 1.6; }
.feeling-form { margin-top: 1rem; }

/* --- Result Page --- */
.result-card { text-align: center; }
.result-icon-wrapper {
    width: 80px; height: 80px; margin: 0 auto 1.5rem auto; border-radius: 50%;
    background: linear-gradient(45deg, var(--teal-primary), var(--teal-secondary));
    display: flex; align-items: center; justify-content: center; color: var(--dark-bg);
}
.result-section { margin-bottom: 2.5rem; text-align: left; }
.report-table { width: 100%; border-collapse: collapse; margin-top: 1rem; }
.report-table th, .report-table td { padding: 12px 15px; border-bottom: 1px solid var(--slate-light); }
.report-table th { font-family: var(--font-heading); color: var(--text-secondary); text-transform: uppercase; font-size: 0.8rem; letter-spacing: 1px; }
.report-table td { color: var(--text-primary); }
.status-expected { color: var(--success-color); font-weight: 600; }
.status-unexpected { color: var(--error-color); font-weight: 600; }
.analysis-points { list-style-type: none; padding-left: 0; }
.analysis-points li { background-color: var(--dark-bg); padding: 12px; border-radius: 8px; margin-bottom: 8px; border-left: 3px solid var(--teal-primary); }
.result-disclaimer {
    font-size: 0.8rem; color: var(--text-secondary); opacity: 0.8; margin: 2rem 0; padding: 1rem;
    background-color: var(--dark-bg); border-radius: 12px;
}
.result-actions .button-link { display: inline-block; width: auto; padding: 14px 30px; }

/* --- Admin Portal --- */
.admin-wrapper { max-width: 700px; }
.admin-actions { display: flex; flex-direction: column; gap: 1rem; margin-top: 2rem; }
.admin-action-card {
    background-color: var(--dark-bg);
    padding: 1.5rem; border-radius: 12px; border: 1px solid var(--slate-light);
    text-decoration: none; color: var(--text-primary); transition: all 0.3s ease;
}
.admin-action-card:hover { transform: translateY(-3px); border-color: var(--teal-primary); box-shadow: 0 5px 15px rgba(0, 201, 167, 0.1); }
.admin-action-card h3 { margin-top: 0; margin-bottom: 0.5rem; }
.admin-action-card p { color: var(--text-secondary); line-height: 1.5; }
.search-bar-wrapper { margin-bottom: 1.5rem; }
#patientSearch {
    width: 100%; padding: 14px 16px; background-color: var(--dark-bg);
    border: 1px solid var(--slate-light); border-radius: 12px;
    color: var(--text-primary); font-size: 1rem;
}
.patient-list { display: flex; flex-direction: column; gap: 0.75rem; }
.patient-list-item {
    display: flex; align-items: center; gap: 1rem; background-color: var(--dark-bg);
    padding: 1rem; border-radius: 12px; text-decoration: none; transition: background-color 0.3s;
}
.patient-list-item:hover { background-color: var(--slate-light); }
.patient-item-avatar {
    width: 40px; height: 40px; border-radius: 50%; background-color: var(--teal-primary);
    color: var(--dark-bg); display: flex; align-items: center; justify-content: center;
    font-family: var(--font-heading); font-weight: 700; flex-shrink: 0;
}
.patient-item-info { flex-grow: 1; }
.patient-item-info h4 { font-family: var(--font-heading); color: var(--text-primary); margin: 0 0 0.25rem 0; }
.patient-item-info p { color: var(--text-secondary); font-size: 0.9rem; margin: 0; }
.patient-item-arrow { font-size: 1.5rem; color: var(--text-secondary); }

/* Admin Patient Detail Page */
.day-group-card {
    background-color: var(--dark-bg);
    border: 1px solid var(--slate-light);
    border-radius: 16px;
    margin-bottom: 1.5rem;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}
.day-group-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--slate-light);
    background-color: var(--slate-bg);
}
.day-group-header h2 { margin: 0; font-size: 1.5rem; color: var(--teal-primary); }
.day-group-content { padding: 1.5rem; }

.log-entry-card {
    background-color: var(--slate-bg);
    border-radius: 12px;
    margin-bottom: 1rem;
    border: 1px solid var(--slate-light);
}
.log-entry-card:last-child { margin-bottom: 0; }
.log-header { display: flex; justify-content: space-between; align-items: center; background-color: var(--slate-light); padding: 0.75rem 1rem; }
.log-header h4 { margin: 0; color: var(--text-primary); font-family: var(--font-body); font-size: 1rem; }
.log-body { padding: 1rem; }
.log-body p { margin-bottom: 0.5rem; }
.log-body ul { padding-left: 20px; color: var(--text-secondary); }
.alert-level { font-size: 0.8rem; font-weight: 600; padding: 4px 8px; border-radius: 20px; }
.alert-normal { background-color: var(--success-color); color: var(--dark-bg); }
.alert-low-alert { background-color: var(--warning-color); color: var(--dark-bg); }
.alert-high-alert { background-color: var(--error-color); color: var(--text-primary); }

.clinical-summary-content {
    background-color: var(--dark-bg); padding: 1rem 1.5rem; border-radius: 12px;
    border-left: 4px solid var(--teal-primary); text-align: left;
}
.clinical-summary-content ul { list-style-type: none; padding-left: 0; }
.clinical-summary-content li { line-height: 1.6; margin-bottom: 0.5rem; }

/* Admin Vitals Form */
.vitals-form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
}
.vitals-form-grid .input-group {
    display: flex;
    flex-direction: column;
}
.vitals-form-grid .input-group label {
    position: static;
    transform: none;
    background: none;
    padding: 0;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}
.vitals-table { width: 100%; border-collapse: collapse; margin-top: 1rem; }
.vitals-table th, .vitals-table td { padding: 8px 10px; border: 1px solid var(--slate-light); text-align: center; }
.vitals-table th { font-size: 0.8rem; }

/* --- Modal --- */
.modal-backdrop {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background-color: rgba(0, 0, 0, 0.7); backdrop-filter: blur(5px);
    display: flex; justify-content: center; align-items: center; z-index: 1000; padding: 20px;
    opacity: 0; visibility: hidden; transition: opacity 0.3s, visibility 0.3s;
}
.modal-backdrop.visible {
    opacity: 1;
    visibility: visible;
}
.modal-content {
    background: var(--slate-bg); padding: 2rem; border-radius: 15px; width: 100%;
    max-width: 400px; max-height: 80vh; overflow-y: auto; position: relative;
    border: 1px solid var(--slate-light); box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    transform: translateY(30px);
    transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}
.modal-backdrop.visible .modal-content {
    transform: translateY(0);
}
.modal-close-btn {
    position: absolute; top: 15px; right: 20px; font-size: 2rem;
    font-weight: bold; color: var(--text-secondary); cursor: pointer; transition: color 0.3s;
}
.modal-close-btn:hover { color: var(--text-primary); }
#modalTitle { color: var(--teal-primary); margin-bottom: 1.5rem; text-align: left;}
#modalBody { text-align: left; line-height: 1.6; }
#modalBody h4 { color: var(--text-secondary); margin-top: 1rem; margin-bottom: 0.5rem; text-transform: uppercase; font-size: 0.8rem; letter-spacing: 1px;}
#modalBody hr { border: 0; height: 1px; background-color: var(--slate-light); margin: 1.5rem 0; }
.history-text { background-color: var(--dark-bg); padding: 1rem; border-radius: 8px; font-style: italic; }
.modal-analysis-points { list-style: none; padding: 0; margin-top: 1rem; }
.modal-analysis-points li { background: var(--dark-bg); padding: 10px; border-radius: 8px; margin-bottom: 5px; border-left: 2px solid var(--teal-primary); font-size: 0.9rem; }

/* --- ANIMATIONS --- */
@keyframes slow-pan { from { background-position: 0% 0%; } to { background-position: 100% 100%; } }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes slide-in-down { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes pop-in { from { opacity: 0; transform: scale(0.5); } to { opacity: 1; transform: scale(1); } }

/* --- Styles for Symptom Rating Page --- */
.symptom-rating-container { display: flex; flex-direction: column; gap: 1.5rem; margin-bottom: 2rem; }
.symptom-rating-card { background-color: var(--dark-bg); padding: 1.5rem; border-radius: 12px; border: 1px solid var(--slate-light); }
.symptom-rating-card h3 { text-align: center; margin-top: 0; color: var(--text-primary); font-size: 1.3rem; }
.severity-selector { display: flex; justify-content: space-around; flex-wrap: wrap; gap: 10px; margin-top: 1.5rem; }
.severity-label { cursor: pointer; text-align: center; transition: transform 0.2s ease; flex: 1; min-width: 80px; }
.severity-label:hover { transform: scale(1.1); }
.severity-label input[type="radio"] { display: none; }
.severity-label .severity-icon {
    width: 64px; height: 64px; margin: 0 auto;
    border: 3px solid transparent; border-radius: 50%;
    padding: 4px; transition: all 0.2s ease;
    display: flex; align-items: center; justify-content: center;
}
.severity-label input[type="radio"]:checked + .severity-icon {
    border-color: var(--teal-primary);
    background-color: var(--slate-light);
}
.severity-text { display: block; font-weight: bold; margin-top: 10px; color: var(--text-secondary); transition: color 0.2s ease; }
.severity-label input[type="radio"]:checked ~ .severity-text { color: var(--text-primary); }

/* --- Styles for Updated Result Page --- */
.severity-level-container { display: flex; flex-direction: column; gap: 1rem; }
.severity-level-item { display: flex; justify-content: space-between; align-items: center; background-color: var(--dark-bg); padding: 10px 15px; border-radius: 8px; }
.severity-level-label { font-weight: 600; }
.severity-level-visual { display: flex; align-items: center; gap: 10px; }
.severity-level-visual .severity-icon-small { width: 36px; height: 36px; }
.severity-level-name { font-family: var(--font-heading); font-size: 1rem; color: var(--text-primary); }

/* --- Vitals Dashboard --- */
.vitals-dashboard-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    width: 100%;
    max-width: 900px;
}
@media (min-width: 768px) {
    .vitals-dashboard-grid {
        grid-template-columns: 1fr 1fr;
    }
}
.chart-container {
    background-color: var(--slate-bg);
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px solid var(--slate-light);
}
.chart-container h3 {
    text-align: center;
    margin-top: 0;
}

/* --- RESPONSIVE STYLES --- */
@media (max-width: 640px) {
    .content-wrapper, .page-content {
        padding: 1.5rem 1rem;
    }

    .timeline-container-zigzag::before {
        left: 18px; 
        transform: translateX(0);
    }

    .timeline-item-zigzag {
        width: 100%;
        align-self: flex-start; 
        padding-left: 4rem; 
        padding-right: 0;
        text-align: left !important; 
    }

    .timeline-item-zigzag::after {
        display: none; 
    }

    .timeline-item-zigzag .timeline-node {
        left: 0; 
        top: 0;
    }
}