.global-settings { margin-left: auto; display: flex; gap: 10px; }
.header-select { background-color: var(--hover); color: var(--primary); border: 1px solid var(--border); padding: 6px 25px 6px 12px; border-radius: 6px; font-size: 13px; font-weight: bold; cursor: pointer; background-position: right 8px top 50%; background-size: 10px; }
.header-select:hover { border-color: var(--accent); }

/* --- UNIVERSAL VARIABLES & RESET --- */
:root { --primary: #121212; --bg: #fdf8f9; --card: #f8fafc; --bg-alt: #f1f5f9; --text: #333333; --text-muted: #64748b; --border: #e2e8f0; --hover: #fceeed; --accent: #d98a94; --accent-rgb: 217, 138, 148; --qr-bg: #ffffff; --qr-fg: #000000; --chart-text: #475569; --chart-grid: #e2e8f0; --chart1: #121212; --chart2: #d98a94; --chart3: #d97706; --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }
[data-theme="dark"] { --primary: #ffffff; --bg: #121212; --card: #1e1e1e; --bg-alt: #18181b; --text: #e2e8f0; --text-muted: #a1a1aa; --border: #333333; --hover: #2a2a2a; --accent: #d98a94; --accent-rgb: 217, 138, 148; --qr-bg: #cbd5e1; --qr-fg: #0f172a; --chart-text: #e2e8f0; --chart-grid: #333333; --chart1: #ffffff; --chart2: #d98a94; --chart3: #d97706; --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }
[data-theme="terminal"] { --primary: #00ff00; --bg: #000000; --card: #051c05; --bg-alt: #0a2e0a; --text: #00ff00; --text-muted: #008800; --border: #00aa00; --hover: #003300; --accent: #00ff66; --accent-rgb: 0, 255, 102; --qr-bg: #000000; --qr-fg: #00ff00; --chart-text: #00ff41; --chart-grid: #003b00; --chart1: #008f11; --chart2: #00ff41; --chart3: #00ffff; --font-family: 'VT323', 'Courier New', monospace; }
[data-theme="code"] { --primary: #56b6c2; --bg: #121212; --card: #252526; --bg-alt: #2d2d30; --text: #d4d4d4; --text-muted: #7a828e; --border: #404040; --hover: #2a2d2e; --accent: #e06c75; --accent-rgb: 224, 108, 117; --qr-bg: #d4d4d4; --qr-fg: #1e1e1e; --chart-text: #d4d4d4; --chart-grid: #404040; --chart1: #e06c75; --chart2: #98c379; --chart3: #e5c07b; --font-family: 'Consolas', 'Menlo', 'Monaco', 'Courier New', monospace; }
body { font-family: var(--font-family); background-color: var(--bg); color: var(--text); margin: 0; padding: 80px 0 0 0; overflow-x: hidden; transition: background-color 0.3s ease, color 0.3s ease; }

/* Universal Box Sizing to prevent width overflow */
*, *::before, *::after {
    box-sizing: border-box;
}
/* Logo Theme Switching (Default Light State) */
.logo-dark, 
.logo-terminal {
    display: none;
}
.logo-light {
    display: block;
}

/* Dark & Code Themes (Share the same dark logo) */
[data-theme="dark"] .logo-light,
[data-theme="dark"] .logo-terminal,
[data-theme="code"] .logo-light,
[data-theme="code"] .logo-terminal {display: none;}
[data-theme="dark"] .logo-dark,
[data-theme="code"] .logo-dark {display: block;}
[data-theme="terminal"] .logo-light,
[data-theme="terminal"] .logo-dark {display: none;}
[data-theme="terminal"] .logo-terminal {display: block;}

/*GLOBAL SLIDER STYLING (Range Inputs)*/
input[type="range"] { -webkit-appearance: none; width: 100%; background: transparent; margin: 10px 0; }
input[type="range"]:focus { outline: none; }
/* 1. The Track (The line) - Chrome, Safari, Edge */
input[type="range"]::-webkit-slider-runnable-track { width: 100%; height: 6px; cursor: pointer; background: var(--border); border-radius: 4px; }
/* 2. The Thumb (The draggable circle) - Chrome, Safari, Edge */
input[type="range"]::-webkit-slider-thumb { height: 20px; width: 20px; border-radius: 50%; background: var(--accent); cursor: pointer; -webkit-appearance: none; margin-top: -7px; /* Centers the thumb on the track */ box-shadow: 0 2px 5px rgba(0,0,0,0.2); transition: transform 0.1s ease; }
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.15); }
/* Firefox Support for Track */
input[type="range"]::-moz-range-track { width: 100%; height: 6px; cursor: pointer; background: var(--border); border-radius: 4px; }
/* Firefox Support for Thumb */
input[type="range"]::-moz-range-thumb { height: 20px; width: 20px; border-radius: 50%; background: var(--accent); cursor: pointer; border: none; box-shadow: 0 2px 5px rgba(0,0,0,0.2); transition: transform 0.1s ease; }
input[type="range"]::-moz-range-thumb:hover { transform: scale(1.15); }
input[type="checkbox"], input[type="radio"] {accent-color: var(--accent); cursor: pointer; }

/* --- Related Tools Section --- */
.related-grid { display: flex; gap: 20px; }
.related-card { flex: 1; background: var(--bg-alt); border: 1px solid var(--border); border-radius: 8px; padding: 15px; text-decoration: none; color: inherit; transition: all 0.2s ease; display: block; text-align: center; }
.related-card:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.05); }
.related-card h3 { font-size: 1.2rem; margin-bottom: 15px; border-bottom: 2px solid var(--border); padding-bottom: 8px; }
.related-card h4 { margin: 0 0 5px 0; color: var(--primary); font-size: 1rem; }
.related-card p { margin: 0; color: var(--text-muted); font-size: 0.85rem; line-height: 1.4; }

/* --- Coming Soon Page --- */
.coming-soon-box { text-align: center; padding: 20px 10px; }
.game-wrapper { background: var(--bg-alt); border: 1px solid var(--border); border-radius: 12px; padding: 25px; margin: 25px auto; max-width: 500px; }
.game-display { font-size: 2rem; font-weight: bold; color: var(--primary); margin: 15px 0; font-family: monospace; }
.game-input { width: 100%; max-width: 250px; text-align: center; font-size: 1.2rem; padding: 10px; margin: 10px auto; display: block; }
.game-hub-section { display: none; }
.game-hub-section.active { display: block; }

/* =========================================
   SPOTLIGHT SEARCH MODAL & TRIGGERS
========================================= */
.search-trigger { display: flex; align-items: center; background: var(--bg-alt); border: 1px solid var(--border); cursor: pointer; color: var(--text-muted); transition: all 0.2s ease; }
.search-trigger:hover { border-color: var(--accent); box-shadow: 0 2px 8px rgba(0,0,0,0.05); }
.header-search-btn { border-radius: 20px; height: 38px; padding: 0 15px; margin-right: 15px; width: 220px; }
.home-search-btn { border-radius: 12px; max-width: 600px; margin: 0 auto 40px auto; padding: 15px 20px; font-size: 1.1rem; }
.search-shortcut { margin-left: auto; font-size: 0.75rem; background: var(--border); padding: 3px 8px; border-radius: 4px; color: var(--text); font-weight: bold; }

.search-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: var(--bg) ; backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); z-index: 9999; display: none; align-items: flex-start; justify-content: center; padding-top: 10vh; }
.search-overlay.active { display: flex; }

.search-modal { background: var(--bg); width: 100%; max-width: 600px; border-radius: 12px; box-shadow: 0 20px 40px rgba(0,0,0,0.15); margin: 0 15px; transform: translateY(-20px); opacity: 0; transition: all 0.2s ease; display: flex; flex-direction: column; }
.search-overlay.active .search-modal { transform: translateY(0); opacity: 1; }

.search-modal-header { display: flex; align-items: center; padding: 15px 20px; border-bottom: 1px solid var(--subtle); }
#rcActualSearchInput { flex-grow: 1; border: none; outline: none; font-size: 1.2rem; margin-left: 15px; color: var(--text); background: transparent; }
#rcActualSearchInput::placeholder { color: var(--text-muted); }
.close-search { background: var(--bg-alt); border: none; color: var(--text-muted); font-size: 0.7rem; font-weight: bold; padding: 4px 8px; border-radius: 4px; cursor: pointer; }

.search-modal-body { padding: 15px 0; max-height: 60vh; overflow-y: auto; }
.search-section-title { padding: 0 20px 10px; font-size: 0.8rem; font-weight: bold; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }

.search-result-item a, 
.search-result-item, 
.search-result-item div,
.search-result-item .search-category-text { color: var(--text) !important; text-decoration: none; }
.search-result-item { display: flex; align-items: center; padding: 12px 20px; transition: background 0.1s; border-left: 3px solid transparent; }
.search-result-item:hover { background: var(--subtle); border-left-color: var(--accent); }

/* Workspace Containers */
.workspace-container { display: none; margin-bottom: 25px; }
.crop-area { width: 100%; max-height: 50vh; background: var(--bg-alt); border-radius: 8px; border: 1px solid var(--border); overflow: hidden; }
.crop-area img { display: block; max-width: 100%; }
.ratio-btn-group { display: flex; justify-content: center; gap: 10px; margin-top: 15px; flex-wrap: wrap; }
.ratio-btn { background: var(--card); border: 1px solid var(--border); color: var(--text-muted); padding: 6px 15px; border-radius: 20px; font-size: 0.85rem; font-weight: 600; cursor: pointer; transition: all 0.2s; }
.ratio-btn:hover, .ratio-btn.active { background: var(--primary); color: var(--bg); border-color: var(--primary); }

.fraction-slot { display: flex; align-items: center; gap: 10px; position: relative; padding: 10px; }
.input-stack { display: flex; align-items: center; gap: 5px; }
.remove-btn { opacity: 0; cursor: pointer; }
.fraction-slot:hover .remove-btn { opacity: 1; }

.dotted-divider { border: none; border-top: 3px dotted var(--subtle); margin: 40px 0; }
.center-container { text-align: center; }

/* --- Universal 2-Column Tool Layout --- */
.tool-grid-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; align-items: flex-start; }
.tool-grid-2col label { margin-bottom: 0px;}
.tool-grid-2col textarea { margin-top: 0px;}
.controls { display: flex; gap: 10px; align-items: center; justify-content: center; margin-bottom: 20px; flex-wrap: wrap; }
@media (max-width: 768px) { .tool-grid-2col { grid-template-columns: 1fr; }
}

/* Glow Badge */
.gbadge { display: inline-block; padding: 6px 16px; border-radius: 20px; color: var(--bg-alt); font-family: sans-serif; background: linear-gradient(-45deg, #ff3366, #ff9933, #33ccff, #9933ff); background-size: 400% 400%; animation: gradientShift 8s ease infinite, glowPulse 3s ease-in-out infinite, floatMotion 4s ease-in-out infinite; }
@keyframes gradientShift { 0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; } }
@keyframes glowPulse { 0% { box-shadow: 0 0 5px rgba(255, 51, 102, 0.5), 0 0 10px rgba(255, 51, 102, 0.3); } 50% { box-shadow: 0 0 15px rgba(51, 204, 255, 0.8), 0 0 25px rgba(51, 204, 255, 0.5); } 100% { box-shadow: 0 0 5px rgba(255, 51, 102, 0.5), 0 0 10px rgba(255, 51, 102, 0.3); } }
@keyframes floatMotion { 0% { transform: translateY(0px); } 50% { transform: translateY(-4px); } 100% { transform: translateY(0px); } }

.rc-header { border-bottom: 1px solid var(--border); padding-bottom: 10px; margin-bottom: 30px; }
.rc-header h1 { font-size: 1.6rem; margin: 0; text-align: center; color: var(--primary); text-transform: uppercase; gap: 10px; }
.rc-header p { text-align: center; color: var(--text-muted); font-size: 15px; margin-bottom: 0px; line-height: 1.6; }
.rc-title-row { position: relative; display: flex; justify-content: center; align-items: center; margin-bottom: 10px; }
.rc-title-row h1 { margin: 0; padding: 0 45px; line-height: 1.3; }
.back-btn { position: absolute; left: 0; transform: translateY(-50%); color: var(--primary); font-size: 2.2rem; text-decoration: none; line-height: 1; margin-top: -4px; /* Optical centering */ transition: opacity 0.2s ease; }
.back-btn:hover { opacity: 0.6; }
.rc-star-btn { position: absolute; right: 0; transform: translateY(-50%); margin-top: -4px; background: transparent; border: none; padding: 5px; cursor: pointer; outline: none; transition: opacity 0.2s ease, transform 0.2s ease; }
.rc-star-btn:hover { opacity: 0.7; transform: translateY(-50%) scale(1.1); }
.rc-star-btn .star-outline { color: var(--text); }
.rc-star-btn .star-filled { color: var(--accent); }

/* ---------- PDF Tools ---------- */
.pdf-config-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 15px; margin-bottom: 20px; }
.file-list { margin-top: 20px; display: flex; flex-direction: column; gap: 10px; }
.file-item { display: flex; align-items: center; justify-content: space-between; background: var(--bg-alt); border: 1px solid var(--border); padding: 12px 15px; border-radius: 8px; }
.file-item span { font-size: 0.85rem; color: var(--text); font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 60%; }
.file-actions { display: flex; gap: 8px; }
.file-actions button { background: var(--primary); color: var(--bg); border: none; border-radius: 4px; padding: 4px 10px; font-size: 0.75rem; cursor: pointer; }
.file-actions button.remove { background: #b91c1c; color: #ffffff; }
.file-actions button:disabled { opacity: 0.3; cursor: not-allowed; }

/* Fraction Addition Calculator */
.fraction-calculator {box-sizing: border-box; width: 100%; padding: 24px 0 8px; }
.fc-header { display: flex; color: var(--primary); flex-wrap: flex; align-items: center; justify-content: flex-end; gap: 16px; margin-bottom: 10px; }
.reset-row { margin-top: 15px; align-items: center; justify-content: center; display: flex; margin-bottom: 20px; }
.reset-btn, .btn-primary { background-color: var(--accent); color: #121212; border: 1px solid var(--border); padding: 8px 16px; border-radius: 5px; font-weight: 600; cursor: pointer; transition: all 0.2s ease; }
.reset-btn:hover, .btn-primary:hover, .btn-primary.copied { background-color: var(--primary); color: var(--bg); border-color: var(--border); }
.btn-secondary{ background-color: var(--primary); color: var(--bg); border: 1px solid var(--border); padding: 8px 16px; border-radius: 5px; font-weight: 600; cursor: pointer; transition: all 0.2s ease; }
.btn-secondary:hover{ background-color: var(--primary); color: var(--bg); border-color: var(--border); }

.fraction-list { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 10px; padding: 24px 0; box-sizing: border-box; }
.fraction-slot:not(:first-child)::before { content: "+"; font-size: 1.6rem; font-weight: 700; color: var(--accent); margin-right: 8px; line-height: 1; }
.whole-wrap { display: flex; align-items: center; margin-right: 4px; }
.whole-wrap.hidden { display: none; }
.whole { width: 40px; height: 60px; box-sizing: border-box; text-align: center; font-size: 1.15rem; border: 2px solid var(--accent); border-radius: 8px; background: var(--card); color: var(--primary); }
.fraction-core { display: flex; flex-direction: column; width: 50px; align-items: center; box-sizing: border-box; }
.fraction-core input { width: 56px; height: 32px; box-sizing: border-box; text-align: center; font-size: 1rem; border-radius: 8px; background-color: var(--card); color: var(--primary); border: 2px solid #d98a94; padding: 2px 4px; }
.fraction-core input:focus, .whole:focus { outline: none; border-color: #fff; box-shadow: 0 0 0 2px rgba(var(--accent-rgb), 0.45); }

.mode-selector { display: flex; gap: 4px; background: var(--bg); align-items: center; border: 1px solid var(--accent); border-radius: 999px; padding: 4px; box-sizing: border-box; }
.mode-option { position: relative; cursor: pointer; }
.mode-option input { position: absolute; opacity: 0; pointer-events: none; }
.mode-option span { display: inline-block; padding: 6px 16px; border-radius: 999px; font-size: 0.9rem; color: #ddd; transition: background 0.15s ease, color 0.15s ease; }
.mode-option input:checked + span { background: var(--accent); color: var(--primary); font-weight: 600; }
.stepper-row { display: flex; align-items: center; justify-content: center; gap: 16px; margin: 4px 0 28px; flex-wrap: wrap; }
.stepper-label { font-size: 0.95rem; color: #ddd; min-width: 90px; text-align: center; }
.stepper { display: flex; border: 2px solid var(--accent); border-radius: 8px; overflow: hidden; box-sizing: border-box; }
.stepper-btn { width: 40px; height: 40px; background: transparent; color: var(--accent); border: none; font-size: 1.3rem; line-height: 1; cursor: pointer; box-sizing: border-box; }
.stepper-btn:not(:disabled):hover { background: var(--accent); color: var(--primary); }
.stepper-btn:disabled { opacity: 0.3; cursor: not-allowed; }
.result-section { display: flex; flex-wrap: wrap; justify-content: center; gap: 24px; margin-top: 12px; }
.result-card { background: var(--card); background-color: var(--bg); border: 1px solid var(--accent); border-radius: 12px; padding: 18px 28px; text-align: center; min-width: 150px; box-sizing: border-box; }
.result-card h4 { margin: 0 0 12px; font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--primary); }
.fraction-display { display: flex; align-items: center; justify-content: center; gap: 10px; font-size: 1.5rem; font-weight: 600; color: var(--primary); min-height: 44px; }
.fraction-display .whole-part { font-size: 1.6rem; var(--primary); }
.frac-part { display: flex; flex-direction: column; align-items: center; line-height: 1.1; }
.frac-line { width: 100%; height: 2px; background: #d98a94; margin: 3px 0; }

/* ---------- Error state ---------- */
.error-message { margin-top: 16px; text-align: center; color: #ff8f8f; font-size: 0.9rem; }
/* ---------- Responsive ---------- */
@media (max-width: 480px) { .fraction-core input { width: 44px; font-size: 0.9rem; }
  .fraction-divider { width: 44px; }
  .whole { width: 32px; height: 52px; }
  .fraction-slot:not(:first-child)::before { font-size: 1.3rem; margin-right: 4px; }
  .fraction-list { gap: 12px; }
}

.calc-section { background: var(--card); padding: 20px; border-radius: 8px; border-color: var(--border); margin-bottom: 20px; }
.results-summary { display: flex; justify-content: space-around; padding: 20px; background: var(--bg-alt); border-radius: 8px; margin-bottom: 20px; border-color: var(--border); color: var(--primary); }

/* PDF Tools */
.config-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 15px; margin-bottom: 20px; }
.config-grid label { font-size: 0.85rem; color: var(--text-muted); display: block; margin-bottom: 5px; }
.config-grid value { font-size: 20px; color: var(--primary); font-weight: bold; word-break: break-all; }
.file-list { margin-top: 20px; display: flex; flex-direction: column; gap: 10px; }
.file-item { display: flex; align-items: center; justify-content: space-between; background: var(--bg-alt); border: 1px solid var(--border); padding: 12px 15px; border-radius: 8px; }
.file-item span { font-size: 0.85rem; color: var(--text); font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 60%; }
.file-actions { display: flex; gap: 8px; }
.file-actions button { background: var(--primary); color: var(--bg); border: none; border-radius: 4px; padding: 4px 10px; font-size: 0.75rem; cursor: pointer; }
.file-actions button.remove { background: #b91c1c; color: #ffffff; }
.file-actions button:disabled { opacity: 0.3; cursor: not-allowed; }

.calc-section { background: var(--card); padding: 20px; border-radius: 8px; border-color: var(--border); margin-bottom: 20px; }
.results-summary { display: flex; justify-content: space-around; padding: 20px; background: var(--bg-alt); border-radius: 8px; margin-bottom: 20px; border-color: var(--border); color: var(--primary); }

/* =========================================
   GLOBAL FOOTER
========================================= */
.site-footer { background-color: var(--bg); color: var(--text); padding: 10px; margin-top: 10px; border-top: 4px solid var(--accent); width: 100%; box-sizing: border-box; clear: both; }
.footer-container { max-width: 1000px; margin: 0 auto; padding: 10px; display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 10px; }
.footer-brand h2 { color: var(--primary); margin-top: 0; margin-bottom: 1px; font-size: 24px; }
.footer-brand a { text-decoration: none; color: inherit; }
.footer-brand p { color: var(--text-muted); max-width: 600px; line-height: 1.6; flex: 2; min-width: 300px; }
.footer-links { display: flex; gap: 60px; flex-wrap: wrap; }
.link-column h4 { color: var(--text); margin-top: 0; margin-bottom: 10px; text-transform: uppercase; letter-spacing: 1px; font-size: 14px; }
.link-column a { display: block; color: var(--text-muted); text-decoration: none; margin-bottom: 12px; transition: color 0.2s ease-in-out; font-size: 15px; flex: 1; min-width: 150px; }
.link-column a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid var(--border); text-align: center; color: var(--text-muted); font-size: 14px; }
.footer-socials { display: flex; gap: 5px; margin-top: 16px; }
.footer-socials a { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 50%; background: color-mix(in srgb, var(--text) 5%, transparent); color: var(--text); transition: background 0.2s ease, color 0.2s ease; }
.footer-socials a:hover { background: var(--accent); color: var(--bg); }

.pdf-only { display: none !important; }

@print { 
    .ad-space, .header, #header-placeholder, .btn-export, footer { display: none !important; }
    .page-wrapper, .main-content-area, .container { padding: 0 !important; margin: 0 !important; display: block !important; width: 100% !important; max-width: 100% !important; }
    .pdf-header { display: block !important; text-align: center; margin-bottom: 20px; }
    #export-container { padding: 20px !important; margin-top: 0 !important; }
    .chart-container, .card, tr { page-break-inside: avoid; }
    .pdf-only { display: block !important; }
}

/* Article - Educational Content */
.educational-content { margin-top: 20px; padding: 40px 20px; border-top: 2px solid var(--border); background: var(--card); border-radius: 8px; }
.educational-content h2 { font-size: 1.5 rem; align-items: left; color: var(--primary); margin-bottom: 15px; margin-top: 15px; }
.educational-content h3 { font-size: 1.2 rem; align-items: left; color: var(--primary); margin-bottom: 15px; margin-top: 15px; }
.educational-content p { color: var(--text); line-height: 1.7; margin-bottom: 20px; }
.educational-content ul, .educational-content ol { padding-left: 20px; }
.educational-content li { margin-bottom: 10px; }
.educational-content a { color: var(--primary); }

/* Theme Toggle Button */
.theme-toggle-btn { background: transparent; border: none !important; box-shadow: none !important; color: var(--text); width: 32px; height: 32px; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; transition: all 0.2s ease; padding: 0; }
.theme-toggle-btn:hover { background: transparent !important; color: var(--accent); }
/* --- Theme Dropdown Menu --- */
.theme-dropdown-container { position: relative; display: inline-flex; align-items: center; }
.theme-dropdown-container::before { content: ''; position: absolute; top: 100%; left: 0; width: 100%; height: 10px; /* Bridges the physical gap */ }
.theme-dropdown-menu { display: none; position: absolute; right: 0; top: 100%; margin-top: 4px; background-color: var(--card); border: 1px solid var(--border); border-radius: 6px; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15); z-index: 1000; padding: 4px; flex-direction: column; gap: 2px; }
.theme-dropdown-container:hover .theme-dropdown-menu { display: flex; }
.theme-dropdown-menu.show {display: flex;}
.theme-option { padding: 6px; display: flex; align-items: center; justify-content: center; border-radius: 4px; cursor: pointer; color: var(--text); transition: background-color 0.15s ease, color 0.15s ease; }
.theme-option:hover { background-color: var(--hover); color: var(--accent); }

/* --- Reading Time --- */
.tool-layout { display: flex; flex-wrap: wrap; gap: 25px; margin-bottom: 30px; }
.tool-input-section { flex: 1; min-width: 300px; display: flex; flex-direction: column; }
.tool-output-section { flex: 1; min-width: 300px; display: flex; flex-direction: column; gap: 15px; }
#textInput { width: 100%; flex-grow: 1; min-height: 350px; padding: 15px; border: 1px solid var(--border); border-radius: 8px; background: var(--card); color: var(--text); font-size: 1rem; line-height: 1.6; resize: vertical; box-sizing: border-box; }
#textInput:focus { outline: 2px solid var(--primary); border-color: transparent; }
.metrics-row { display: flex; gap: 15px; flex-wrap: wrap; }
.stats-grid-custom { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.stat-card-custom { padding: 12px; text-align: center; }
.stat-card-highlight { padding: 12px; text-align: center; border-color: var(--accent); background: var(--bg-alt); }
.stat-num-highlight { font-size: 1.25rem; font-weight: bold; color: var(--accent); }
.stat-label-highlight { font-size: 0.75rem; color: var(--accent); font-weight: bold; margin-top: 2px; }

/* ---------- Age Calculator Layout Only ---------- */
.dual-date-input { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; justify-content: center; }
.date-input-side { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.date-input-label { font-size: 0.8rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.04em; }
.date-input-or { font-size: 0.85rem; font-weight: 700; color: var(--accent); padding: 6px 14px; border: 1px solid var(--border); border-radius: 999px; background: var(--bg-alt); }
.date-otp-row { display: flex; align-items: center; justify-content: center; gap: 8px; }
.date-segment { display: flex; flex-direction: column; align-items: center; gap: 6px; }

/* Reusing global input styles, only constraining box sizing & widths */
.otp-box { width: 52px; height: 52px; text-align: center; font-size: 1.2rem; font-weight: 600; }
.otp-box-year { width: 78px; }
.date-sep { font-size: 1.4rem; color: var(--text-muted); font-weight: bold; margin-top: -15px; }
.date-caption { font-size: 0.7rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--text-muted); }
#dob-picker { width: 190px; text-align: center; }
@media (max-width: 600px) { 
    .dual-date-input { flex-direction: column; gap: 14px; }
    .date-input-or { order: 2; }
}

/* --- NAVIGATION BAR --- */
.navbar { background-color: var(--card); padding: 15px 30px; display: flex; justify-content: flex-start; align-items: center; box-shadow: 0 2px 4px rgba(0,0,0,0.05); position: fixed; top: 0; left: 0; right: 0; z-index: 600; flex-wrap: nowrap; box-sizing: border-box; gap: 12px; }
.nav-links { display: flex; align-items: center; gap: 20px; flex-shrink: 0; list-style: none !important; padding: 0 !important; margin: 0 !important; }
.nav-links a { text-decoration: none; color: var(--text); font-weight: 500; white-space: nowrap; }
.nav-brand a { text-decoration: none; font-size: 1.2rem; margin-right: auto; font-weight: bold; color: var(--primary); }
.dropdown { position: relative; display: inline-block; }
.dropbtn { background: none; border: none; font-size: 1rem; font-weight: 500; color: var(--text); cursor: pointer; padding: 0; font-family: inherit; }
.dropdown-content { display: none; position: absolute; right: 0; top: 100%; background-color: var(--card); min-width: 200px; box-shadow: 0 8px 16px rgba(0,0,0,0.1); border-radius: 8px; z-index: 500; list-style: none !important; padding: 0 !important; margin: 0 !important; border: 1px solid var(--border); }
.dropdown-content a { color: var(--text); padding: 12px 16px; text-decoration: none; display: block; border-bottom: 1px solid var(--border); }
.dropdown:hover .dropdown-content { display: block; }
.dropdown-content.show { display: block; }

/* --- NESTED FLYOUT MENU --- */
.nested-dropdown { position: relative; }
.nested-dropbtn { display: flex !important; justify-content: space-between; align-items: center; cursor: pointer; }
.nested-dropdown-content { display: none; position: absolute; left: 100%; top: 0; background-color: var(--card); min-width: 220px; box-shadow: 0 8px 16px rgba(0,0,0,0.1); border-radius: 8px; overflow: hidden; z-index: 500; border: 1px solid var(--border); }
.nested-dropdown:hover .nested-dropdown-content { display: block; }
.nested-dropdown-content a { color: var(--text); padding: 12px 16px; text-decoration: none; display: block; border-bottom: 1px solid var(--border); }
.nested-dropdown-content a:hover { background-color: var(--bg-alt); color: var(--primary); }

.sub-menu { position: absolute; left: 100%; top: 0; display: none; background: var(--card); border: 1px solid var(--border); min-width: 200px; box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1); border-radius: 8px; z-index: 501; list-style: none !important; padding: 0 !important; margin: 0 !important; }
.nested-dropdown:hover > .sub-menu { display: block; }
.sub-menu.show { display: block; }
.sub-menu a { display: block; padding: 12px 20px; color: var(--text); text-decoration: none; border-bottom: 1px solid var(--border); }
.sub-menu a:hover { background-color: var(--bg-alt); color: var(--primary); }

/* Layout Elements */
.input-row { display: flex; gap: 15px; margin-bottom: 20px; flex-wrap: wrap; }
.input-container { flex: 1; min-width: 150px; max-width: 300px; }
.result-box { background: var(--bg-alt); border: 1px solid var(--border); border-radius: 8px; padding: 20px; margin-top: 10px; font-size: 1.25rem; font-weight: 600; color: var(--primary); text-align: center; }

/* CALCULATOR CONTAINERS & GRIDS */
.container { max-width: 1000px; margin: 40px auto; background: var(--card); border: 1px solid var(--border); padding: 30px; border-radius: 10px; box-shadow: 0 4px 6px rgba(0,0,0,0.05); }
.container h3 {color: var(--text); font-size: 18px; text-align: center;}
.input-section { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; margin-bottom: 30px; }
.summary-section { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 15px; margin-bottom: 30px; }

/* INPUTS & CARDS */
.input-group { display: flex; flex-direction: column; gap: 20px; margin-bottom: 30px; }
.input-group label { display: block; font-weight: 600; margin-bottom: 8px; text-align: center; color: var(--primary); }
.input-group input { color: var(--primary); text-align: center; }
.input-group textarea { color: var(--primary);}
.slider-row { display: flex; align-items: center; gap: 10px; position: relative; }
.input-wrapper { position: relative; width: 150px; display: flex; width: 100%; align-items: center; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; padding: 0 10px; background: var(--card); box-sizing: border-box; }
.input-wrapper-wide { width: 100%; }
.prefix { font-weight: bold; color: var(--primary); padding-right: 8px; position: absolute; left: 10px; top: 45%; transform: translateY(-50%); pointer-events: none; }
.suffix { font-weight: bold; color: var(--primary); position: absolute; right: 10px; top: 55%; transform: translateY(-50%); pointer-events: none; }
.has-prefix { border: none !important; width: 100%; outline: none; padding: 10px 0 10px 25px; background: transparent; color: var(--primary); }
.input-wrapper input, .input-wrapper select { width: 100%; padding: 8px 25px 8px 8px; color: var(--primary); border: none; outline: none; background: transparent; font-size: 15px; box-sizing: border-box; }
input[type="range"] { flex-grow: 1; cursor: pointer; }

@media (min-width: 768px) { .input-wrapper-wide { width: 180px; } }

.card { background: var(--card); padding: 20px; border-radius: 8px; text-align: center; border: 1px solid var(--border); }
.card h4 { color: var(--text-muted); margin: 0 0 10px 0; font-size: 14px; text-transform: uppercase; }
.card .value { font-size: 22px; font-weight: bold; color: var(--primary) !important; }

/* TOOLS GRID */
.tools-grid { max-width: 1200px; margin: 0 auto 60px; padding: 0 20px; display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 25px; }
.tool-card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 30px; text-decoration: none; color: inherit; transition: all 0.3s ease; display: block; box-shadow: 0 4px 6px rgba(0,0,0,0.02); }
.tool-card:hover { transform: translateY(-5px); box-shadow: 0 10px 20px rgba(var(--accent-rgb), 0.15); border-color: var(--accent); } 
.tool-card h3 { color: var(--primary); margin-top: 0; font-size: 1.4rem; margin-bottom: 10px; }
.tool-card p { color: var(--text-muted); margin: 0; line-height: 1.5; }

.tools-grid2 { max-width: 1200px; margin: 0 auto 40px; padding: 0 10px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; }
.tool-card2 { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 15px 12px; text-align: center; text-decoration: none; display: flex; flex-direction: column; justify-content: center; transition: all 0.2s ease; }
.tool-card2:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.05); }
.tool-card2 h3 { font-size: 0.8rem; color: var(--primary); margin: 0; }
.tool-grid-layout { display: grid; grid-template-columns: 1fr 1fr; /* Creates two equal-width columns */ gap: 30px; align-items: start; }
@media (min-width: 1024px) { .tools-grid2 { grid-template-columns: repeat(8, 1fr); } }
@media (max-width: 768px) { 
    .tools-grid2 { grid-template-columns: repeat(2, 1fr); gap: 12px; padding: 0 15px; }
    .tool-card2 { padding: 12px 8px; }
    .tool-card2 h3 { font-size: 0.85rem; }
    .tools-grid2 a.tool-card2 { display: none; }
    .tools-grid2 a.tool-card2:nth-child(8n + 1), .tools-grid2 a.tool-card2:nth-child(8n + 2) { display: flex; }
}

.hub-grid { max-width: 1200px; margin: 40px auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding: 0 20px; }
.hub-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 20px 10px; text-align: center; text-decoration: none; color: inherit; transition: all 0.3s ease; box-shadow: 0 4px 10px rgba(0,0,0,0.03); position: relative; overflow: hidden; }
.hub-card:hover { transform: translateY(-5px); border-color: var(--accent); box-shadow: 0 15px 30px rgba(0,0,0,0.08); }
.hub-card h2 { color: var(--primary); font-size: 1.6rem; margin-bottom: 15px; margin-top: 0; }
.hub-card h3 { color: var(--primary); font-size: 1.6rem; margin-bottom: 15px; margin-top: 0; }
.hub-card p { color: var(--text-muted); font-size: 1rem; line-height: 1.6; margin: 0; }
.hub-icon { font-size: 3rem; margin-bottom: 15px; color: var(--accent); display: inline-block; animation: float 3s ease-in-out infinite; transition: scale 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), rotate 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
.hub-card:hover .hub-icon { transform: scale(1.15) rotate(5deg); }

.emi-input-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 768px) { .emi-input-grid { grid-template-columns: 1fr; } }

/* Ratio & Proportion Calculator Inputs */
.ratio-input-box { width: 110px; max-width: 35vw; height: 48px; text-align: center; font-size: 1.2rem; font-weight: bold; border: 2px solid var(--border); border-radius: 8px; background: var(--card); color: var(--primary); box-sizing: border-box; padding: 0 10px; outline: none; transition: border-color 0.2s, box-shadow 0.2s; }
.ratio-input-box:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.2); }
.ratio-symbol { font-size: 1.8rem; font-weight: bold; color: var(--accent); line-height: 1; }
.ratio-row { display: flex; justify-content: center; align-items: center; gap: 15px; flex-wrap: nowrap !important; width: 100%; }

/* Percentage Controls */
.input-sentence { display: flex; align-items: center; flex-wrap: wrap; justify-content: center; gap: 10px; font-size: 1.1rem; color: var(--text); margin: 20px 0; }
.inline-num-input { box-sizing: border-box; text-align: center; padding: 10px 8px; border: 2px solid var(--border); border-radius: 8px; background: var(--card); color: var(--primary); font-size: 1rem; transition: border-color 0.2s; }
.inline-num-input:focus { border-color: #d98a94; outline: none; }
.pct-input { width: 70px; }
.value-input { width: 110px; }
.calc-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.calc-row .input-sentence { margin: 0; flex: 1 1 auto; justify-content: flex-start; }
.calc-row .result-box { margin: 0; white-space: nowrap; flex: 0 0 auto; width: auto; padding: 12px 24px; }
.input-sentence-select { width: auto; min-width: 90px; }

#total-words { color: #000000 !important; text-transform: capitalize; }
.status-badge { display: inline-block; background: var(--chart1); color: var(--chart2); border: 1px solid var(--chart-grid); font-size: 0.75rem; padding: 4px 8px; border-radius: 4px; font-weight: bold; margin-bottom: 15px; }

/* EMI Calculator Specific Styles */
.top-controls { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; flex-wrap: wrap; gap: 15px; }
.toggle-group { display: flex; gap: 15px; background: var(--bg-alt); padding: 10px; border-radius: 6px; border: 1px solid var(--border); }
.toggle-group label { cursor: pointer; font-weight: 500; font-size: 14px; color: var(--text); }

.btn-export { background: var(--primary); color: white; border: none; padding: 10px 20px; border-radius: 5px; cursor: pointer; font-weight: bold; transition: background 0.3s; }
.btn-export:hover { background: #333333; }

.chart-container { position: relative; width: 100%; height: 400px; margin-bottom: 40px; display: block; }
@media (max-width: 600px) { .chart-container { height: 300px; margin-bottom: 20px; } }

.table-container { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; margin-top: 20px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; background: var(--card); }
.table-container table { min-width: 750px; }
th, td { border: 1px solid var(--border); padding: 12px; text-align: center; color: var(--text); }
th { background-color: var(--primary); color: var(--bg); position: sticky; top: 0; z-index: 10; }
.year-row { background-color: var(--bg-alt); font-weight: bold; cursor: pointer; transition: background 0.2s; color: var(--text); }
.year-row:hover { background-color: var(--border); }
.year-row td:first-child::after { content: ' ▼'; font-size: 10px; color: var(--text-muted); }
.month-row { background-color: var(--card); font-size: 13px; color: var(--text-muted); }
.hidden { display: none; }

/* Image-PDF */
.image-thumb-grid { display: flex; flex-wrap: wrap; gap: 15px; margin-top: 20px; justify-content: center; }
.thumb-card { background: var(--bg-alt); border: 1px solid var(--border); border-radius: 8px; padding: 12px; width: 140px; text-align: center; position: relative; box-sizing: border-box; }
.thumb-card img { width: 100%; height: 90px; object-fit: cover; border-radius: 4px; border: 1px solid var(--border); margin-bottom: 8px; }
.thumb-card button.remove-btn { position: absolute; top: 5px; right: 5px; background: #b91c1c; color: #ffffff; border: none; border-radius: 50%; width: 22px; height: 22px; font-size: 0.75rem; cursor: pointer; display: flex; align-items: center; justify-content: center; }
.thumb-actions { display: flex; justify-content: space-between; gap: 5px; margin-top: 5px; }
.thumb-actions button { background: var(--primary); color: var(--bg); border: none; border-radius: 4px; padding: 2px 6px; font-size: 0.7rem; cursor: pointer; flex: 1; }
.thumb-actions button:hover { opacity: 0.8; }
.thumb-card span { font-size: 0.7rem; color: var(--text-muted); display: block; margin-top: 5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Input & Dropdown Fixes */
input[type=number]::-webkit-inner-spin-button, input[type=number]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
input[type=number] { -moz-appearance: textfield; }

select { width: 100%; padding: 8px 30px 8px 8px; border: 1px solid var(--border); border-radius: 4px; font-size: 15px; box-sizing: border-box; background-color: var(--card); color: var(--text); font-family: inherit; appearance: none; background-image: url('data:image/svg+xml;charset=US-ASCII,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%2364748b" viewBox="0 0 16 16"><path d="M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z"/></svg>'); background-repeat: no-repeat; background-position: right 10px top 50%; background-size: 12px; cursor: pointer; }
select:focus { outline: none; border-color: var(--primary); }

/* Mensuration Visualizer */
.geometry-workspace { display: flex; gap: 30px; align-items: stretch; margin-bottom: 30px; }
.geometry-controls { flex: 1; display: flex; flex-direction: column; gap: 20px; }
.geometry-visualizer { flex: 1; background: var(--card); border: 1px solid var(--border); border-radius: 8px; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 30px; min-height: 350px; position: relative; }
.geometry-visualizer svg { max-width: 100%; max-height: 200px; margin-bottom: 20px; }
.vis-labels { text-align: center; width: 100%; }
.vis-labels .badge { display: inline-block; background: #fceeed; color: #121212; padding: 4px 10px; border-radius: 4px; font-size: 13px; font-weight: bold; margin: 5px; border: 1px solid #d98a94; }

/* Advertisement Layouts */
.page-wrapper { display: flex; justify-content: center; gap: 20px; padding: 20px; max-width: 1600px; margin: 0 auto; }
.main-content-area { flex: 1; max-width: 1100px; min-width: 0; width: 100%;}
.ad-space { background-color: var(--bg-alt); border: 2px dashed var(--border); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--primary); font-size: 12px; font-weight: bold; text-transform: uppercase; letter-spacing: 1px; }
.ad-top { width: 100%; max-width: 728px; height: 90px; margin: 0 auto 20px auto;}
.ad-side { width: 160px; height: 600px; flex-shrink: 0; position: sticky; top: 100px; }

.form-control { width: 100%; padding: 15px; border: 2px solid var(--border); border-radius: 8px; background: var(--card); font-size: 16px; transition: border-color 0.2s; box-sizing: border-box; color: var(--primary); }
.form-control:focus { border-color: #d98a94; outline: none; }

.summary-4-col { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; }
.summary-3-col { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }

/* Header Controls */
.header-container { display: flex !important; flex-direction: row !important; justify-content: space-between; align-items: center; padding: 15px 30px; background: var(--card); }
.header-controls { display: flex; gap: 15px; align-items: center; }
.header-controls select { width: auto !important; min-width: 120px; }

/* House Ads */
.house-ad-active { border: none !important; background: transparent !important; padding: 0 !important; }
.house-ad { text-decoration: none; background: linear-gradient(145deg, var(--card) 0%, var(--bg) 100%); border: 1px solid var(--border); border-radius: 12px; position: relative; display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; box-sizing: border-box; box-shadow: 0 4px 6px rgba(0,0,0,0.02); transition: all 0.3s ease; overflow: hidden; }
.house-ad:hover { transform: translateY(-4px); box-shadow: 0 12px 24px rgba(var(--accent-rgb), 0.15); border-color: #d98a94; }

@keyframes float { 0% { transform: translateY(0px); } 50% { transform: translateY(-6px); } 100% { transform: translateY(0px); } }
@keyframes soft-pulse { 0% { box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0.5); } 70% { box-shadow: 0 0 0 10px rgba(var(--accent-rgb), 0); } 100% { box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0); } }

.house-ad-horizontal .ad-content { display: flex; align-items: center; justify-content: center; gap: 25px; padding: 0 30px; position: relative; z-index: 1; }
.ad-badge { background: var(--accent); color: var(--bg-alt); padding: 6px 14px; border-radius: 20px; font-size: 11px; font-weight: 800; letter-spacing: 1px; animation: soft-pulse 2s infinite; }
.house-ad-horizontal h3 { margin: 0; color: var(--primary); font-size: 16px; font-weight: 800; }
.house-ad-horizontal p { margin: 4px 0 0 0; color: var(--text-muted); font-size: 14px; }

.house-ad-vertical .ad-content { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 25px 15px; }
.ad-icon { font-size: 45px; margin-bottom: 0px; color: var(--accent); animation: float 3s ease-in-out infinite; display: flex; align-items: center; }
.ad-iconb { display: none; font-size: 45px; margin-bottom: 15px; color: var(--accent); animation: float 3s ease-out infinite; }
.house-ad-vertical h3 { margin: 0 0 8px 0; color: var(--primary); font-size: 17px; font-weight: 700; }
.house-ad-vertical p { margin: 0 0 20px 0; color: var(--text-muted); font-size: 13px; line-height: 1.5; }

.ad-btn { background: var(--bg); color: var(--accent); border: 2px solid var(--hover); padding: 8px 20px; border-radius: 6px; font-size: 13px; font-weight: bold; transition: all 0.2s; }
.house-ad:hover .ad-btn { background: var(--accent); color:var(--bg-alt) ; border-color: var(--accent); }

/* Responsive Media Queries */
@media (max-width: 768px) {
    .related-grid { grid-template-columns: 1fr; gap: 15px; }
    .search-shortcut, .close-search { display: none !important; }
    .header-search-btn { width: auto; padding: 0 10px; border-radius: 8px; }
    .calc-row { flex-direction: column; align-items: stretch; }
    .calc-row .input-sentence { justify-content: center; }
    .calc-row .result-box { width: 100%; white-space: normal; }
    .input-sentence { font-size: 0.95rem; gap: 6px; }
    .pct-input { width: 55px; padding: 8px 4px; }
    .value-input { width: 80px; padding: 8px 4px; }
    .input-sentence-select { min-width: 75px; font-size: 0.9rem; }
    .calc-row .result-box { font-size: 1.1rem; padding: 12px 16px; }
    .footer-container { flex-direction: column; gap: 30px; }
    .footer-links { gap: 30px; flex-direction: column; width: 100%; }
    .link-column { width: 100%; }
    .tool-grid-layout { grid-template-columns: 1fr !important; gap: 20px;}
    .hub-grid { grid-template-columns: 1fr !important; gap: 20px; }
    .tools-grid, .hub-grid { display: flex !important; flex-direction: column !important; width: 100% !important; gap: 20px !important; padding: 0 15px !important; }
    .tool-card, .hub-card { width: 100% !important; box-sizing: border-box !important; margin: 0 !important; }
    .geometry-workspace { flex-direction: column; }
    .geometry-visualizer { min-height: 250px; }
    .ad-top { height: auto; min-height: 60px; margin-bottom: 10px; font-size: 8px; }
    .house-ad-horizontal { transform-origin: top center; align-items: center; font-size: 8px; flex-wrap: wrap; padding: 15px !important; 
        gap: 10px !important; }
    .ad-side { display: none; }
    .ad-badge { display: none; }
    .house-ad-horizontal h3 { font-size: 14px; }
    .house-ad-horizontal p { font-size: 8px; display: none; }
    .ad-iconb { display: inline-block; }
    
    header, .header-container, #header-placeholder > div, .navbar { display: grid !important; grid-template-columns: 1fr auto 1fr !important; grid-template-rows: auto auto auto !important; gap: 15px 0 !important; padding: 15px 16px !important; height: auto !important; align-items: center !important; position: fixed !important; z-index: 500; top: 0 !important; left: 0 !important; right: 0 !important; width: 100% !important; box-sizing: border-box !important;}
    .navbar > .nav-brand { grid-column: 2 / 3 !important; /* Places it in the middle column */ grid-row: 1 !important; margin: 0 auto !important; width: auto !important; }
    .logo, .brand-title, header h1, header a.logo-link { font-size: 1.5rem !important; white-space: nowrap !important; margin: 0 !important; }
    #auth-container { grid-column: 3 / 4 !important; grid-row: 1 !important; justify-self: end !important;  margin: 0 !important; }
    #navMenu.nav-links { display: none !important; }
    .navbar > .global-settings { grid-column: 1 / 4 !important; grid-row: 2 !important; width: 100% !important; margin: 0 !important; padding-top: 10px !important; border-top: 1px solid var(--border) !important; display: flex !important; justify-content: center !important; align-items: center !important; gap: 12px !important; }
    .navbar > .header-search-btn { grid-column: 1 / 4 !important; grid-row: 3 !important; width: 100% !important; margin: 0 !important; justify-content: center !important; }
    #currencySelect { order: 1 !important; flex: 1 !important; min-width: 0 !important; }
    #nav-fav-icon { order: 1 !important; }
    #nav-settings-icon { order: 2 !important; margin-right: auto !important; }
    .theme-dropdown-container { order: 3 !important; flex: 0 0 auto !important; }
    #numberingSelect { order: 4 !important; flex: 1 !important; min-width: 0 !important; }


    .container { padding: 15px !important; margin: 10px auto !important; }
    .page-wrapper { padding: 10px !important; }
    .input-section { gap: 15px !important; }

    .summary-4-col, .summary-3-col { grid-template-columns: repeat(2, 1fr); }
    
    .input-section .input-group:has(#pfInput), .input-section .input-group:has(#gstInput) { align-items: center !important; text-align: center !important; }
    .input-section .input-group:has(#pfInput) label, .input-section .input-group:has(#gstInput) label { text-align: center !important; width: 100% !important; }
    .input-section .input-group:has(#pfInput) .slider-row, .input-section .input-group:has(#gstInput) .slider-row { justify-content: center !important; width: 100% !important; }
}

@media (max-width: 900px) { 
    .hub-grid {grid-template-columns: repeat(2, 1fr);}
}

@media (min-width: 769px) {.navbar > .nav-brand { margin-right: auto !important; flex-shrink: 0 !important; }
    .header-search-btn, .global-settings, 
    #auth-container { flex-shrink: 0 !important; }
}
@media (min-width: 769px) and (max-width: 1180px) { #navMenu.nav-links { display: none !important; }
}