@import url('https://fonts.googleapis.com/css2?family=Yatra+One&display=swap');
/* CharakaAgent – Design system & components */
:root {
    /* Primary – medical blue */
    --primary: #0066aa;
    --primary-hover: #004d80;
    --primary-light: rgba(0, 102, 170, 0.12);
    --primary-border: rgba(0, 102, 170, 0.25);
    /* Accent – teal */
    --accent: #0d9488;
    --accent-light: rgba(13, 148, 136, 0.12);
    /* Surfaces */
    --bg-page: #f0f4f8;
    --card-bg: rgba(255, 255, 255, 0.92);
    --card-border: rgba(255, 255, 255, 0.6);
    --header-bg: rgba(255, 255, 255, 0.95);
    /* Text */
    --text: #1e293b;
    --text-muted: #64748b;
    --text-soft: #94a3b8;
    /* Feedback */
    --success-bg: #ecfdf5;
    --success-text: #047857;
    --success-border: #a7f3d0;
    --error-bg: #fef2f2;
    --error-text: #b91c1c;
    --error-border: #fecaca;
    --warn-bg: #fffbeb;
    --warn-text: #b45309;
    /* Shadows & radius */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.1);
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-pill: 9999px;
    /* Legacy aliases for existing classes */
    --primary-color: var(--primary);
    --primary-hover: var(--primary-hover);
    --background-color: var(--bg-page);
    --text-main: var(--text);
    --border-color: var(--card-border);
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    background: url('background.jpg') no-repeat center center fixed;
    background-size: cover;
    background-color: var(--bg-page);
    color: var(--text);
    margin: 0;
    padding: 0;
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* Overlay when using background image for better contrast */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, rgba(240, 244, 248, 0.85) 0%, rgba(255, 255, 255, 0.75) 100%);
    pointer-events: none;
    z-index: 0;
}

.container {
    position: relative;
    z-index: 1;
    max-width: 820px;
    margin: 0 auto;
    padding: 28px 20px 48px;
}

/* ----- Header (dashboard) ----- */
header {
    text-align: center;
    margin-bottom: 32px;
    background: var(--header-bg);
    padding: 24px 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--primary);
    margin-bottom: 6px;
}

.logo svg {
    flex-shrink: 0;
}

h1 {
    font-size: 2.2rem;
    font-family: 'Yatra One', cursive;
    font-weight: 400;
    margin: 0;
    letter-spacing: 1px;
    color: #e65100; /* Saffron/Indian orange color */
    text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}

.subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin: 0 0 18px 0;
    font-weight: 500;
}

.main-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 14px;
    padding-top: 16px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.nav-link {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 8px 18px;
    border-radius: var(--radius-pill);
    transition: color 0.2s, background 0.2s;
}

.nav-link:hover {
    color: var(--primary);
    background: var(--primary-light);
}

.nav-link.active {
    color: var(--primary);
    background: var(--primary-light);
}

/* ----- Cards ----- */
.card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--card-border);
    box-shadow: var(--shadow-md);
    padding: 28px;
    margin-bottom: 24px;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transition: box-shadow 0.2s ease;
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.input-card .card:hover,
.response-card:hover {
    transform: none;
}

/* ----- Form & inputs ----- */
.input-group {
    margin-bottom: 22px;
}

.input-group:last-of-type {
    margin-bottom: 0;
}

.form-hint {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 6px;
}

label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

input,
textarea,
select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    background: #fff;
    color: var(--text);
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

input::placeholder,
textarea::placeholder {
    color: var(--text-soft);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

textarea {
    resize: vertical;
    min-height: 100px;
}

/* Form row: two columns on larger screens */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

@media (max-width: 520px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* ----- Buttons ----- */
.actions {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

button {
    cursor: pointer;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 12px 22px;
    border-radius: var(--radius-sm);
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: transform 0.15s, box-shadow 0.15s;
    color: #fff;
}

/* All CharakaAgent buttons: white font on blue background */
.primary-btn,
.secondary-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: #fff !important;
    border: 1px solid var(--primary-hover);
    box-shadow: 0 2px 8px rgba(0, 102, 170, 0.35);
}

.primary-btn span,
.secondary-btn span,
.primary-btn svg,
.secondary-btn svg {
    color: inherit;
}

.primary-btn:hover:not(:disabled),
.secondary-btn:hover:not(:disabled) {
    background: var(--primary-hover);
    color: #fff !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(0, 102, 170, 0.4);
}

.primary-btn:disabled,
.secondary-btn:disabled {
    background: var(--text-muted);
    color: #fff !important;
    transform: none;
    box-shadow: none;
    cursor: not-allowed;
    opacity: 0.9;
}

/* Quick actions (pill style) */
.quick-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.quick-actions .secondary-btn {
    border-radius: var(--radius-pill);
    padding: 10px 18px;
    font-size: 0.9rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
}

.hidden {
    display: none !important;
}

/* ----- Response / chat ----- */
.response-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 18px;
    padding-bottom: 14px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.response-header h2 {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0;
    color: var(--primary);
}

.badge {
    background: var(--primary-light);
    color: var(--primary);
    font-size: 0.7rem;
    padding: 6px 12px;
    border-radius: var(--radius-pill);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* Markdown body */
.markdown-body {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--text);
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3 {
    margin-top: 1.5em;
    margin-bottom: 0.6em;
    color: var(--text);
}

.markdown-body ul,
.markdown-body ol {
    padding-left: 1.5em;
}

.markdown-body li {
    margin-bottom: 0.4em;
}

.markdown-body code {
    background: rgba(0, 0, 0, 0.06);
    padding: 0.2em 0.45em;
    border-radius: 6px;
    font-family: 'Menlo', 'Monaco', 'Consolas', monospace;
    font-size: 0.9em;
}

.markdown-body pre {
    background: #f1f5f9;
    padding: 16px;
    border-radius: var(--radius-sm);
    overflow-x: auto;
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.markdown-body pre code {
    background: transparent;
    padding: 0;
}

/* ----- Spinner ----- */
.spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.35);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.7s linear infinite;
}

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

/* ----- Login / auth pages ----- */
.login-container {
    max-width: 440px;
    margin: 24px auto 32px;
    padding: 0 16px;
}

.login-header {
    text-align: center;
    margin-bottom: 16px;
    background: var(--header-bg);
    padding: 18px 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
}

.login-header .logo {
    margin-bottom: 6px;
}

.login-header .logo svg {
    width: 32px;
    height: 32px;
}

.login-card {
    padding: 24px 24px 20px;
}

.login-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 4px 0;
    text-align: center;
}

.login-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
    margin: 0 0 18px 0;
}

/* Tighter spacing inside login form so Sign In button stays visible */
.login-card .input-group {
    margin-bottom: 14px;
}

.input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    margin-top: 22px;
}

.input-group:has(.input-icon) input {
    padding-left: 46px;
}
.input-group:has(.toggle-password) input {
    padding-right: 46px;
}

.toggle-password {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    margin-top: 20px;
    display: flex;
    align-items: center;
    transition: color 0.2s;
}

.toggle-password:hover {
    color: var(--primary);
}

.login-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
    font-size: 0.875rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: var(--text);
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
    cursor: pointer;
}

.forgot-password {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.forgot-password:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

.login-btn {
    width: 100%;
    justify-content: center;
    margin-bottom: 22px;
    font-size: 1rem;
    padding: 14px 24px;
    background: #0066aa !important;
    color: #fff !important;
    border: 1px solid #004d80 !important;
}

/* Force login/register submit buttons: white text on blue */
.login-card button[type="submit"],
.login-card .primary-btn,
#login-btn,
#register-btn {
    background: #0066aa !important;
    color: #fff !important;
    border-color: #004d80 !important;
}

.login-card button[type="submit"] span,
.login-card button[type="submit"] svg,
#login-btn span,
#login-btn svg,
#register-btn span,
#register-btn svg {
    color: #fff !important;
}

.login-card button[type="submit"]:hover:not(:disabled),
#login-btn:hover:not(:disabled),
#register-btn:hover:not(:disabled) {
    background: #004d80 !important;
    color: #fff !important;
}

.login-footer {
    text-align: center;
    padding-top: 22px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.login-footer p {
    margin: 0 0 8px 0;
}

.login-footer p:last-child {
    margin-bottom: 0;
}

.login-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.login-footer a:hover {
    text-decoration: underline;
}

/* ----- Messages ----- */
.error-message {
    background: var(--error-bg);
    color: var(--error-text);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 18px;
    border: 1px solid var(--error-border);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.error-message::before {
    content: "⚠";
    font-size: 1.1rem;
}

.success-message {
    background: var(--success-bg);
    color: var(--success-text);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 18px;
    border: 1px solid var(--success-border);
    font-size: 0.9rem;
}

.info-box {
    margin-top: 20px;
    padding: 16px;
    background: var(--warn-bg);
    border-radius: var(--radius-sm);
    border: 1px solid #fde68a;
    font-size: 0.9rem;
    color: var(--warn-text);
}

.info-box p {
    margin: 0;
}

.login-info {
    margin-top: 20px;
    padding: 14px 16px;
    background: var(--card-bg);
    border-radius: var(--radius);
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-muted);
    border: 1px solid var(--card-border);
    box-shadow: var(--shadow-sm);
}

.login-info p {
    margin: 8px 0;
}

.login-info code {
    background: rgba(0, 0, 0, 0.06);
    padding: 4px 8px;
    border-radius: 6px;
    font-family: 'Menlo', 'Monaco', monospace;
    font-size: 0.85em;
    color: var(--primary);
}

.info-note {
    font-size: 0.85rem;
    font-style: italic;
    margin-top: 10px;
    color: var(--text-muted);
}

/* ----- Logout button (injected by script.js) ----- */
#logout-btn {
    margin-left: auto;
    padding: 6px 14px;
    font-size: 0.85rem;
    border-radius: var(--radius-pill);
    background: var(--primary);
    border: 1px solid var(--primary-hover);
    color: #fff !important;
}

#logout-btn:hover {
    background: var(--primary-hover);
    color: #fff !important;
    border-color: var(--primary-hover);
}

/* ----- Terms and Conditions overlay ----- */
.terms-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 20px;
}

.terms-overlay.hidden {
    display: none !important;
}

.terms-modal {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    max-width: 480px;
    width: 100%;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--card-border);
}

.terms-summary {
    margin: 0 0 12px 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.terms-list {
    margin: 0 0 16px 0;
    padding-left: 1.25rem;
    color: var(--text);
    font-size: 0.9rem;
    line-height: 1.6;
}

.terms-list li {
    margin-bottom: 6px;
}

.terms-full {
    margin: 0 0 20px 0;
    font-size: 0.875rem;
}

.terms-full a {
    color: var(--primary);
    font-weight: 600;
}

.terms-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.terms-actions .primary-btn {
    flex: 1;
    min-width: 120px;
}

/* Register page: tighter spacing so Create Account button stays visible */
.register-card .input-group {
    margin-bottom: 12px;
}

.register-card .actions {
    margin-top: 8px;
}

.register-card .primary-btn,
.register-card .secondary-btn {
    min-height: 44px;
    color: #fff !important;
}

/* ----- Responsive ----- */
@media (max-width: 600px) {
    .container {
        padding: 16px 14px 32px;
    }
    header {
        padding: 18px 14px;
    }
    .card {
        padding: 20px 18px;
    }
    .login-card {
        padding: 24px 18px;
    }
}

/* Login: keep Sign In button visible on short viewports */
@media (max-height: 700px) {
    .login-container {
        margin-top: 12px;
        margin-bottom: 16px;
    }
    .login-header {
        margin-bottom: 12px;
        padding: 14px 16px;
    }
    .login-card {
        padding: 18px 20px 16px;
    }
    .login-subtitle {
        margin-bottom: 12px;
    }
    .login-card .input-group {
        margin-bottom: 10px;
    }
    .login-options {
        margin-bottom: 10px;
    }
    .login-footer {
        padding-top: 12px;
        margin-top: 12px;
    }
    .login-info {
        margin-top: 12px;
        padding: 10px 12px;
    }
}