/* --- Global Styles & Variables --- */
:root {
  --primary-color: #0052ff;
  --primary-hover: #0041cc;
  --text-dark: #1a1d21;
  --text-medium: #555b63;
  --text-light: #888f99;
  --border-color: #e1e4e8;
  --background-light: #f7f8fa;
  --background-white: #ffffff;
  --success-bg: #e6f7f0;
  --success-text: #008744;
  --warning-bg: #fffbe6;
  --warning-text: #d46b08;
  --error-bg: #fff1f0;
  --error-text: #cf1322;
  --success-icon: #00b341;
  --warning-icon: #faad14;
  --error-icon: #f5222d;
  --info-icon: #1890ff;
  --border-radius: 8px;
  --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  --box-shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.08);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  background-color: var(--background-white);
  color: var(--text-medium);
  line-height: 1.6;
  font-size: 16px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
main { flex: 1; padding-bottom: 4rem; }
.container { max-width: 1140px; margin: 0 auto; padding: 0 1.5rem; }

/* --- Typography --- */
h1, h2, h3, h4 { color: var(--text-dark); font-weight: 700; line-height: 1.3; margin-bottom: 0.8rem; }
h1 { font-size: 2rem; margin-bottom: 1rem; }
h2 { font-size: 1.75rem; margin-bottom: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; font-weight: 600;}
p { margin-bottom: 1rem; }
a { color: var(--primary-color); text-decoration: none; transition: color 0.2s ease-in-out; }
a:hover { color: var(--primary-hover); text-decoration: underline; }
.optional-label { color: var(--text-light); font-size: 0.8em; font-weight: 400; margin-left: 4px; }
.experimental-label { font-size: 0.75em; color: var(--warning-text); background-color: var(--warning-bg); padding: 2px 6px; border-radius: 4px; margin-left: 8px; vertical-align: middle; }

/* --- Header --- */
.header-nav {
    padding: 1.5rem 0;
    display: flex;
    /* Removed justify-content: space-between; */
    align-items: center;
    flex-wrap: wrap; /* Allow wrapping */
    border-bottom: 1px solid var(--border-color);
    margin-top: 20px;
    gap: 2rem; /* Gap applies when items wrap */
}

/* --- Logo Styles --- */
.logo { font-size: 1.3rem; font-weight: 700; color: var(--text-dark); text-decoration: none; display: inline-flex; align-items: baseline; gap: 0.5rem; flex-shrink: 0; }
.logo-icon { color: var(--primary-color); font-size: 1.4em; margin-right: 0.1rem; align-self: center; }
.logo:hover { text-decoration: none; }
.logo-main-name { font-size: 1.5em; font-weight: 800; color: var(--text-dark); line-height: 1; font-family: revert; }
.logo-subtitle { font-size: 0.75em; font-weight: 500; color: var(--text-medium); margin-left: 0.3em; line-height: 1; white-space: nowrap; }
.footer-logo { align-items: baseline; gap: 0.4rem; }
.footer-logo .logo-icon { font-size: 1.2em; align-self: center; }
.footer-logo .logo-main-name { font-size: 1em; }
.footer-logo .logo-subtitle { font-size: 0.7em; margin-left: 0.25em; }
.footer-logo .logo-main-name { font-family: revert; }
.footer-logo .logo-subtitle { font-size: 0.65em; }


/* --- Main Navigation --- */
.main-nav { margin-left: auto; /* Push nav to the right on desktop */ }
.main-nav ul { list-style: none; padding: 0; margin: 0; display: flex; align-items: center; gap: 0.8rem; }
.main-nav li { /* No specific styles needed */ }
.main-nav a.nav-link { display: flex; align-items: center; gap: 0.5rem; padding: 0.6rem 1.2rem; color: var(--text-light); text-decoration: none; font-weight: 500; font-size: 0.95rem; border-radius: 6px; transition: background-color 0.2s ease-in-out, color 0.2s ease-in-out; border: none; background-color: transparent; }
.main-nav a.nav-link:hover { color: var(--text-dark); background-color: var(--background-light); text-decoration: none; }
.main-nav a.nav-link.active { background-color: var(--primary-color); color: white; font-weight: 600; }
.main-nav a.nav-link.active:hover { background-color: var(--primary-hover); color: white; }
.main-nav a.nav-link .nav-icon { font-size: 1em; opacity: 1; }


/* --- Hero Section --- */
.hero { text-align: center; max-width: 800px; margin: 0 auto 2.5rem; }
.hero h1 { font-weight: 800; }
.hero p { font-size: 1.1rem; color: var(--text-medium); }

/* --- Card Style --- */
.card-style { background: var(--background-white); border: 1px solid var(--border-color); border-radius: var(--border-radius); padding: 2rem; box-shadow: var(--box-shadow); transition: box-shadow 0.3s ease; }

/* --- Form Styles --- */
/* .form-section { max-width: 850px; margin: 0 auto; } /* Applied max-width later */
/* .form-container { } /* Style applied via card-style now */
.form-title { text-align: center; font-size: 1.5rem; margin-bottom: 2rem; }
.info-box { display: flex; align-items: flex-start; gap: 1rem; background-color: #eef6ff; border-left: 4px solid var(--info-icon); padding: 1rem 1.5rem; border-radius: 6px; margin-bottom: 2rem; }
.info-icon { color: var(--info-icon); font-size: 1.2rem; margin-top: 0.2rem; }
.info-title { font-size: 1rem; font-weight: 600; color: var(--text-dark); margin-bottom: 0.3rem; }
.info-box p { font-size: 0.9rem; color: var(--text-medium); margin-bottom: 0; line-height: 1.5; }
.info-box a { font-weight: 500; color: var(--primary-color); }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem 1.5rem; margin-bottom: 1.5rem; }
.form-group { margin-bottom: 1.5rem; }
.form-label { display: block; margin-bottom: 0.5rem; font-weight: 600; font-size: 0.9rem; color: var(--text-dark); }
.form-control { width: 100%; padding: 0.75rem 1rem; font-size: 0.95rem; border: 1px solid #ccd0d5; border-radius: 6px; transition: border-color 0.2s, box-shadow 0.2s; background-color: var(--background-white); color: var(--text-dark); }
.form-control::placeholder { color: var(--text-light); }
.form-control:focus { border-color: var(--primary-color); box-shadow: 0 0 0 3px rgba(0, 82, 255, 0.15); outline: none; }
.form-control.is-invalid { border-color: var(--error-text); box-shadow: 0 0 0 3px rgba(207, 19, 34, 0.1); }
.form-control.is-invalid:focus { border-color: var(--error-text); box-shadow: 0 0 0 3px rgba(207, 19, 34, 0.2); }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23888f99' class='bi bi-chevron-down' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; background-size: 1em; padding-right: 2.5rem; }
textarea.form-control { resize: vertical; min-height: 90px; }

/* Allocation Styles (Portfolio Analysis) */
.allocation-group { margin-top: 2rem; }
.allocation-container { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1.5rem 1.5rem; margin-bottom: 1rem; }
.allocation-item { position: relative; margin-bottom: 0.5rem; }
.allocation-item .asset-label { font-weight: 500; font-size: 0.85rem; color: var(--text-medium); margin-bottom: 0.4rem; display: block; }
.allocation-item .input-group { display: flex; align-items: center; border: 1px solid #ccd0d5; border-radius: 6px; background-color: var(--background-white); transition: border-color 0.2s, box-shadow 0.2s; overflow: hidden; }
.allocation-item .input-prefix { padding: 0.75rem 0.8rem; color: var(--text-medium); font-weight: 500; font-size: 0.9rem; background-color: var(--background-light); border: none; border-right: 1px solid #ccd0d5; }
.allocation-item .amount-input { flex-grow: 1; padding: 0.75rem 0.5rem 0.75rem 0.8rem; font-size: 0.95rem; color: var(--text-dark); border: none; text-align: right; background: none; min-width: 80px; -moz-appearance: textfield; }
.allocation-item .amount-input::-webkit-outer-spin-button, .allocation-item .amount-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.allocation-item .amount-input:focus { outline: none; }
.allocation-item .percentage-display { padding: 0.75rem 0.4rem; color: var(--text-light); font-size: 0.9rem; background-color: var(--background-light); border: none; border-left: 1px solid #ccd0d5; white-space: nowrap; min-width: 70px; text-align: right; }
.allocation-item .calculated-percentage { font-weight: 600; color: var(--text-medium); }
.allocation-item .input-group:focus-within { border-color: var(--primary-color); box-shadow: 0 0 0 3px rgba(0, 82, 255, 0.15); }
.total-value-display { font-weight: 600; margin-top: 1.5rem; font-size: 1.05rem; color: var(--text-dark); text-align: right; padding-top: 1rem; border-top: 1px solid var(--border-color); }
#total-value { color: var(--primary-color); }

/* Buttons */
.submit-btn { background: var(--primary-color); color: white; border: none; border-radius: 6px; padding: 0.9rem 1.8rem; font-size: 1rem; font-weight: 600; cursor: pointer; transition: background-color 0.2s, transform 0.1s, box-shadow 0.2s; display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem; width: 100%; margin-top: 2rem; line-height: 1.5; text-align: center; vertical-align: middle; }
.submit-btn:hover { background: var(--primary-hover); box-shadow: 0 2px 8px rgba(0, 82, 255, 0.3); }
.submit-btn:active { transform: scale(0.98); }
.submit-btn:disabled { background-color: #a0c3ff; cursor: not-allowed; box-shadow: none; transform: none; }
.submit-btn i { margin-right: 0.3rem; }

/* --- Loading Spinner --- */
.loading-container { display: none; text-align: center; padding: 4rem 0; justify-content: center; align-items: center; flex-direction: column; }
.loading-spinner { width: 40px; height: 40px; border: 4px solid var(--background-light); border-top: 4px solid var(--primary-color); border-radius: 50%; animation: spin 1s linear infinite; margin: 0 auto 1rem; }
.loading-text { font-size: 1.1rem; color: var(--text-medium); }
@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
.loading-placeholder { font-style: italic; color: var(--text-light); }

/* --- Results Section (Portfolio Analysis) --- */
.results-container { display: none; margin-top: 4rem; border-top: 1px solid var(--border-color); padding-top: 3rem; }
.results-header { margin-bottom: 2.5rem; text-align: center; }
.results-title { font-size: 1.75rem; font-weight: 700; color: var(--text-dark); }
#results-plan-name { color: var(--primary-color); font-weight: 700; }
.results-total-value { font-size: 1rem; color: var(--text-medium); margin-top: 0.5rem; }

/* Investor Tabs */
.investor-tabs { display: flex
;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 2rem;
    overflow-x: scroll;
    white-space: nowrap;
    padding-bottom: 1px; }
.investor-tab { padding: 1rem 1.5rem; cursor: pointer; font-weight: 600; font-size: 1rem; color: var(--text-medium); border: none; background: none; border-bottom: 3px solid transparent; transition: all 0.2s ease-in-out; display: inline-flex; align-items: center; gap: 0.5rem; margin-bottom: -2px; flex-shrink: 0; }
.investor-tab:hover { color: var(--text-dark); }
.investor-tab.active { color: var(--primary-color); border-bottom-color: var(--primary-color); }
.tab-icon { font-size: 1em; }

/* Investor Content Area */
.investor-content { display: none; padding: 2.5rem; margin-top: 0; animation: fadeIn 0.5s ease-in-out; }
.investor-content.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.investor-profile { display: flex; align-items: center; gap: 1.5rem; margin-bottom: 2.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--border-color); }
.investor-avatar { width: 65px; height: 65px; border-radius: 50%; object-fit: cover; flex-shrink: 0; background-color: var(--background-light); }
.investor-name { font-size: 1.4rem; margin-bottom: 0.2rem; }
.investor-bio { color: var(--text-medium); font-size: 0.9rem; line-height: 1.4; }
.content-grid { display: grid; grid-template-columns: repeat(2, 1fr); grid-template-areas: "chart metrics" "feedback recommendations"; gap: 2rem 2.5rem; }
.chart-section { grid-area: chart; }
.metrics-section { grid-area: metrics; }
.feedback-section { grid-area: feedback; }
.recommendations-section { grid-area: recommendations; }
.section-title { font-size: 1.15rem; font-weight: 600; color: var(--text-dark); margin-bottom: 1.25rem; display: flex; align-items: center; gap: 0.5rem; border-bottom: 1px solid var(--border-color); padding-bottom: 0.6rem; }
.section-title i { color: var(--primary-color); font-size: 0.9em; }

/* Chart Styling */
.chart-container { position: relative; height: 280px; width: 100%; margin-bottom: 1rem; display: flex; justify-content: center; align-items: center; }
.pie-chart { max-width: 100%; max-height: 100%; width: auto; height: auto; }
.chart-container .loading-placeholder { font-size: 0.9rem; }

/* Key Metrics */
.key-metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 1rem; }
.metric-card { background: var(--background-light); border-radius: var(--border-radius); padding: 1.25rem 1rem; text-align: center; border: 1px solid var(--border-color); transition: transform 0.2s, box-shadow 0.2s; overflow-wrap: break-word; word-wrap: break-word; display: flex; flex-direction: column; justify-content: center; min-height: 110px; }
.metric-value { font-size: 1.75rem; font-weight: 700; margin-bottom: 0.4rem; color: var(--primary-color); line-height: 1.1; word-break: break-all; }
.metric-label { color: var(--text-medium); font-size: 0.8rem; font-weight: 500; letter-spacing: 0px; line-height: 1.35; white-space: normal; overflow-wrap: break-word; word-wrap: break-word; }

/* Feedback & Recommendations */
.feedback-text { font-size: 0.95rem; }
.feedback-text ul { list-style: none; padding-left: 0; margin-top: 0.5rem;}
.feedback-text li { margin-bottom: 0.8rem; padding-left: 1.5rem; position: relative; }
.feedback-text li::before { content: "\f111"; font-family: "Font Awesome 6 Free"; font-weight: 900; color: var(--primary-color); font-size: 0.5rem; position: absolute; left: 0; top: 0.5em; }
.feedback-text p:first-of-type { margin-top: 0; }
.recommendations { }
.recommendation-item { margin-bottom: 1.25rem; padding-bottom: 1.25rem; border-bottom: 1px solid var(--border-color); }
.recommendation-item:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.recommendation-title { font-weight: 600; font-size: 1rem; margin-bottom: 0.4rem; color: var(--text-dark); display: flex; align-items: center; gap: 0.6rem; }
.recommendation-desc { color: var(--text-medium); font-size: 0.9rem; line-height: 1.5; padding-left: 1.6rem; }
.recommendation-score { display: inline-block; padding: 0.2rem 0.6rem; border-radius: 4px; font-weight: 600; font-size: 0.7rem; margin-left: auto; text-transform: uppercase; vertical-align: middle; letter-spacing: 0.5px; }
.severity-low { background: var(--success-bg); color: var(--success-text); }
.severity-medium { background: var(--warning-bg); color: var(--warning-text); }
.severity-high { background: var(--error-bg); color: var(--error-text); }
.feedback-icon { font-size: 1rem; width: 1.2em; text-align: center; flex-shrink: 0; }
.fa-check-circle.feedback-icon { color: var(--success-icon); }
.fa-exclamation-triangle.feedback-icon { color: var(--warning-icon); }
.fa-times-circle.feedback-icon { color: var(--error-icon); }
.fa-info-circle.feedback-icon { color: var(--info-icon); }

/* --- Toast Notification --- */
.toast { position: fixed; bottom: 25px; right: 25px; background: var(--text-dark); color: white; padding: 1rem 1.5rem; border-radius: var(--border-radius); box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15); display: flex; align-items: center; gap: 1rem; transform: translateY(calc(100% + 30px)); opacity: 0; transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1); z-index: 1050; min-width: 300px; max-width: 450px; }
.toast.show { transform: translateY(0); opacity: 1; }
.toast-icon { font-size: 1.5rem; flex-shrink: 0; }
.toast-content { flex: 1; }
.toast-title { font-weight: 600; margin-bottom: 0.2rem; font-size: 1rem;}
.toast-message { font-size: 0.9rem; opacity: 0.9; }
.toast-close { background: none; border: none; color: #b0b3b8; cursor: pointer; font-size: 1.3rem; padding: 0.3rem; margin-left: 1rem; transition: color 0.2s; opacity: 0.7; line-height: 1; }
.toast-close:hover { color: #fff; opacity: 1; }
.toast.toast-success { background: var(--success-text); } .toast.toast-success .toast-icon i { color: white; }
.toast.toast-warning { background: var(--warning-text); } .toast.toast-warning .toast-icon i { color: white; }
.toast.toast-error { background: var(--error-text); } .toast.toast-error .toast-icon i { color: white; }
.toast.toast-info { background: var(--info-icon); } .toast.toast-info .toast-icon i { color: white; }

/* --- Footer --- */
.site-footer { background: var(--background-light); padding: 3rem 0 1.5rem; border-top: 1px solid var(--border-color); color: var(--text-medium); margin-top: auto; }
.footer-content { display: flex; justify-content: center; flex-wrap: wrap; gap: 2rem; padding-bottom: 2rem; border-bottom: 1px solid var(--border-color); text-align: center; }
.footer-info { max-width: 850px; width: 100%; } /* Limit width */
.footer-logo { margin-bottom: 1.5rem; font-size: 1.2rem; display: inline-flex; align-items: center; }
.footer-info p { color: var(--text-light); font-size: 0.8rem; line-height: 1.5; margin-bottom: 0.8rem; text-align: left; }
.footer-info p strong { color: var(--text-medium); }
.footer-bottom { margin-top: 1.5rem; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.5rem 1.5rem; }
.footer-bottom p { color: var(--text-light); font-size: 0.85rem; margin: 0; flex-grow: 1; text-align: center; }
.made-by { white-space: nowrap; }
.footer-icon-link { color: var(--text-light); margin-left: 0.5rem; font-size: 1.1em; }
.footer-icon-link:hover { color: var(--primary-color); }


/* == Styles Added/Adapted for Finance Tools == */

/* --- Main Content Sections Visibility --- */
.main-section { display: none; animation: fadeIn 0.5s ease-in-out; margin-top: 2rem; }
.main-section.active { display: block; }
#portfolio-analysis-section.active .hero { margin-top: 0; }

/* --- Layout Constraints for Content Sections --- */
/* Portfolio Analysis Form Container */
.main-section .form-section { max-width: 1024px; margin-left: auto; margin-right: auto;} /* Apply max-width here */
.main-section .form-section .form-container { max-width: 850px; margin-left: auto; margin-right: auto; } /* Inner constraint */
/* Portfolio Analysis Results Container */
.main-section .results-container { max-width: 1024px; margin-left: auto; margin-right: auto; }
/* Finance Tools Container */
.finance-tools-container { margin-top: 0; padding: 2rem; /* Inherits card-style */ }
/* Finance Tools - Constraints applied to inner elements */
.finance-panel > h3,
.finance-panel > .finance-tool-description { margin-left: auto; margin-right: auto; }
.finance-panel #margin-call-form,
.finance-panel #leverage-form { max-width: 750px; margin-left: auto; margin-right: auto; }
.finance-panel #risk-assessment-form .risk-questions-container { max-width: 850px; margin-left: auto; margin-right: auto; }
.finance-panel #risk-assessment-form .button-group,
.finance-panel #risk-assessment-form + .finance-result { max-width: 850px; margin-left: auto; margin-right: auto; }
.finance-panel #margin-result,
.finance-panel #leverage-result { max-width: 750px; margin-left: auto; margin-right: auto; }
/* Hero constraint */
.hero { max-width: 800px; margin-left: auto; margin-right: auto; text-align: center; margin-bottom: 2.5rem; }


/* --- Styles for Finance Tools Section --- */
.finance-tabs { display: block; overflow-x: auto; white-space: nowrap; margin-bottom: 2.5rem; border-bottom: 2px solid var(--border-color); -ms-overflow-style: none; scrollbar-width: none; }
.finance-tabs::-webkit-scrollbar { display: none; }
.finance-tab-btn { display: inline-block; padding: 0.8rem 1.5rem; cursor: pointer; background: none; border: none; border-bottom: 3px solid transparent; font-weight: 600; color: var(--text-medium); transition: color 0.2s ease-in-out, border-color 0.2s ease-in-out; white-space: nowrap; margin-bottom: -2px; margin-right: 0.8rem; vertical-align: middle; }
.finance-tab-btn:last-child { margin-right: 0; }
.finance-tab-btn:hover { color: var(--primary-color); }
.finance-tab-btn.active { color: var(--primary-color); border-bottom-color: var(--primary-color); }
.finance-tab-btn .tab-icon { font-size: 1em; margin-right: 0.5rem; }

/* Finance Tool Panels */
.finance-panel { display: none; padding-top: 1rem; }
.finance-panel.active { display: block; animation: fadeIn 0.5s ease; }
.finance-panel h3 { font-size: 1.5rem; color: var(--text-dark); margin-bottom: 0.5rem; font-weight: 700; }
.finance-tool-description { color: var(--text-medium); margin-bottom: 2.5rem; font-size: 1rem; line-height: 1.6; }
.finance-panel .form-group { margin-bottom: 1.5rem; }

/* Finance Tool Buttons */
.button-group { margin-top: 2.5rem; display: flex; flex-wrap: wrap; gap: 1rem; }
.finance-btn { width: auto; flex-grow: 1; max-width: 300px; margin-top: 0; }
.secondary-btn { background-color: var(--background-light); color: var(--text-medium); border: 1px solid var(--border-color); }
.secondary-btn:hover { background-color: #e9ecef; border-color: #ced4da; color: var(--text-dark); box-shadow: none; }
.secondary-btn:disabled { background-color: #f8f9fa; color: var(--text-light); border-color: var(--border-color); cursor: not-allowed; }

/* Finance Tool Results */
.finance-result { margin-top: 2.5rem; padding: 2rem; background: var(--background-light); border-radius: var(--border-radius); border: 1px solid var(--border-color); display: none; animation: fadeIn 0.5s ease; }
.finance-result h4 { color: var(--text-dark); font-size: 1.15rem; font-weight: 600; margin-bottom: 1.5rem; border-bottom: 1px solid var(--border-color); padding-bottom: 0.8rem; }
.finance-result-value { font-size: 2.25rem; font-weight: 700; color: var(--primary-color); margin: 0.5rem 0 1.5rem 0; text-align: center; line-height: 1.2; }
.result-note { font-size: 0.85rem; color: var(--text-light); margin-top: 1.5rem; text-align: center; line-height: 1.5; }
.leverage-details { margin-bottom: 1.5rem; }
.leverage-details div { display: flex; justify-content: space-between; padding: 0.8rem 0; border-bottom: 1px solid var(--border-color); font-size: 0.95rem; }
.leverage-details div:last-child { border-bottom: none; }
.leverage-details span { color: var(--text-medium); }
.leverage-details strong { color: var(--text-dark); font-weight: 600; }
#potential-profit-loss.profit { color: var(--success-text); }
#potential-profit-loss.loss { color: var(--error-text); }

/* Risk Assessment Specific Styles */
.risk-questions-container { margin-bottom: 2rem; }
.risk-question { margin-bottom: 2.5rem; padding-bottom: 2rem; border-bottom: 1px solid var(--border-color); transition: border-color 0.3s ease; }
.risk-question:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.risk-question-title { font-weight: 600; color: var(--text-dark); margin-bottom: 1rem; font-size: 1.05rem; }
.risk-options { display: flex; flex-wrap: wrap; gap: 0.8rem; }
.risk-option-btn { padding: 0.8rem 1.2rem; cursor: pointer; background-color: var(--background-white); border: 1px solid var(--border-color); border-radius: var(--border-radius); font-weight: 500; color: var(--text-medium); transition: background-color 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.2s; font-size: 0.9rem; flex: 1 1 auto; text-align: center; line-height: 1.4; box-shadow: none; }
.risk-option-btn:hover { background-color: var(--background-light); border-color: var(--primary-color); color: var(--primary-color); box-shadow: 0 0 0 2px rgba(0, 82, 255, 0.1); }
.risk-option-btn.selected { background-color: var(--primary-color); color: white; border-color: var(--primary-color); font-weight: 600; box-shadow: 0 2px 5px rgba(0, 82, 255, 0.2); }
.risk-option-btn.selected:hover { background-color: var(--primary-hover); color: white; border-color: var(--primary-hover); }
.risk-assessment-result .risk-level { font-size: 1.5rem; font-weight: 700; color: var(--primary-color); margin-bottom: 0.75rem; text-align: center; }
.risk-assessment-result .risk-description { color: var(--text-medium); margin-bottom: 2rem; font-size: 1rem; text-align: center; }
.risk-assessment-result .recommendations { background: var(--background-white); padding: 1.5rem; border-radius: var(--border-radius); margin-top: 2rem; border: 1px solid var(--border-color); }
.risk-assessment-result .recommendations h4 { color: var(--text-dark); border-bottom: none; padding-bottom: 0; margin-bottom: 1rem; font-size: 1.1rem; font-weight: 600; }
.risk-assessment-result .recommendations ul { list-style: none; padding-left: 0; }
.risk-assessment-result .recommendations li { padding: 0.8rem 0 0.8rem 1.8rem; position: relative; border-bottom: 1px solid #f1f5f9; color: var(--text-medium); font-size: 0.95rem; line-height: 1.5; }
.risk-assessment-result .recommendations li::before { content: "\f111"; font-family: "Font Awesome 6 Free"; font-weight: 900; color: var(--primary-color); font-size: 0.5rem; position: absolute; left: 0.5rem; top: 1.15em; }
.risk-assessment-result .recommendations li:last-child { border-bottom: none; }

/* Error Message Styles */
.error-message { color: var(--error-text); font-size: 0.85rem; margin-top: 0.5rem; display: none; }

/* Helper Icon Style */
.help-icon { font-size: 0.85em; color: var(--text-light); cursor: help; margin-left: 5px; vertical-align: middle; }


/* --- Responsive Styles --- */
@media (max-width: 992px) {
    .form-grid { grid-template-columns: 1fr; }
    .content-grid { grid-template-columns: 1fr; grid-template-areas: "chart" "metrics" "feedback" "recommendations"; gap: 2rem; }
    .chart-container { height: 250px; }
    .allocation-container { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
    /* Ensure max-width constraints are still effective but allow shrinking */
    .main-section .form-section,
    .main-section .results-container,
    .finance-panel #margin-call-form,
    .finance-panel #leverage-form,
    .finance-panel #risk-assessment-form .risk-questions-container,
    .finance-panel #risk-assessment-form .button-group,
    .finance-panel #risk-assessment-form + .finance-result,
    .finance-panel #margin-result,
    .finance-panel #leverage-result {
        max-width: 400px; /* Use percentage for slightly wider fit below 1024px */
    }

}

@media (max-width: 768px) {
    h1 { font-size: 1.8rem; }
    .hero { margin: 1rem auto 2rem; text-align: center; }
    .header-nav { justify-content: center; padding: 1rem 0; }
    .logo { margin-bottom: 1rem; }
    .main-nav { width: 100%; margin-top: 1rem; margin-left: 0; order: 1; }
    .main-nav ul { justify-content: center; gap: 0.5rem; flex-wrap: wrap; }
    .main-nav a.nav-link { flex-grow: 0; flex-shrink: 1; padding: 0.5rem 1rem; font-size: 0.9rem; }
    .card-style, .investor-content { padding: 1.5rem; }
    .finance-tools-container { padding: 1rem; max-width: 420px; }
    .allocation-container { grid-template-columns: 1fr; }
    .footer-content { text-align: center; justify-content: center; }
    .footer-logo { display: inline-flex; }
    .footer-bottom { flex-direction: column-reverse; gap: 1rem; }
    .footer-bottom p { text-align: center; }
    .header-nav { gap: 1rem; /* Gap applies when items wrap */ }
    /* Finance Tools Mobile Adjustments */
    .finance-tabs { padding-bottom: 5px; margin-bottom: 1.5rem; }
    .finance-tab-btn { display: inline-block; padding: 0.6rem 1rem; font-size: 0.85rem; margin-right: 0.5rem; border-bottom: 3px solid transparent; margin-bottom: -2px; }
    .finance-tab-btn.active { border-bottom-color: var(--primary-color); }
    .finance-panel { padding-top: 0.5rem; }
    .finance-panel > h3 { font-size: 1.3rem; }
    .finance-tool-description { margin-bottom: 1.5rem; font-size: 0.9rem; }
    .finance-result { padding: 1.5rem; }
    .finance-result-value { font-size: 1.8rem; }
    .risk-options { flex-direction: column; align-items: stretch; gap: 0.8rem; }
    .risk-option-btn { width: 100%; font-size: 0.85rem; padding: 0.8rem 1rem; }
    .button-group { flex-direction: column; align-items: stretch; }
    .finance-btn { width: 100%; max-width: none; }
    /* Ensure max-width uses percentage */
    .main-section .form-section,
    .main-section .results-container,
    .finance-panel #margin-call-form,
    .finance-panel #leverage-form,
    .finance-panel #risk-assessment-form .risk-questions-container,
    .finance-panel #risk-assessment-form .button-group,
    .finance-panel #risk-assessment-form + .finance-result,
    .finance-panel #margin-result,
    .finance-panel #leverage-result {
        max-width: 400px; /* Allow full width within padding */
        /* Or keep max-width: 95%; */
    }
}
/* --- Optional Additions to style.css for Tax Calculator --- */

/* Style for the tax result details area */
.tax-result-details div {
  display: flex;
  justify-content: space-between;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.95rem;
}

.tax-result-details div:last-of-type { /* Style the total line slightly differently */
   border-bottom: none;
   font-weight: 600;
   margin-top: 0.5rem;
}

.tax-result-details span {
  color: var(--text-medium);
  padding-right: 1rem; /* Add some space */
}

.tax-result-details strong {
  color: var(--text-dark);
  font-weight: 600;
  text-align: right;
}

/* Ensure section description in tax section is centered */
.tax-optimization-container .section-description {
    text-align: center;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 2.5rem;
    color: var(--text-medium);
    font-size: 1rem;
}
@media (min-width: 768px) { /* Styles for medium screens and up */
    .footer-bottom p { text-align: center; }
}

@media (max-width: 480px) {
    body { font-size: 15px; }
    h1 { font-size: 1.6rem; } h2 { font-size: 1.4rem; } h3 { font-size: 1.15rem; }
    .header-nav { padding: 0.8rem 0; }
    .logo { transform: scale(0.95); margin-bottom: 0.5rem;}
    .main-nav { margin-top: 0.5rem; }
    .main-nav ul { gap: 0.2rem; }
    .main-nav a.nav-link { padding: 0.5rem 0.6rem; font-size: 0.85rem; }
    .finance-tab-btn { padding: 0.5rem 0.8rem; font-size: 0.8rem; margin-right: 0.3rem; }
    .finance-tools-container { padding: 0.75rem; }
    .finance-panel > h3 { font-size: 1.2rem; }
    .finance-result-value { font-size: 1.6rem; }
    .risk-option-btn { padding: 0.7rem 1rem; }
    .card-style, .investor-content { padding: 1rem; }
    .toast { right: 10px; bottom: 10px; width: calc(100% - 20px); padding: 0.8rem 1rem; }
    .toast-icon { font-size: 1.3rem; } .toast-title { font-size: 0.95rem; } .toast-message { font-size: 0.85rem; }
}