/* ============================================================
   ToolSphare Universal Tool UI & Calculator Design System
   Matches ToolSphare's Premium Dark Navy & Cyber Cyan Theme
   ============================================================ */

:root {
    --ts-bg-card: rgba(15, 23, 42, 0.85);
    --ts-bg-panel: rgba(30, 41, 59, 0.7);
    --ts-bg-input: #1e293b;
    --ts-border-subtle: rgba(148, 163, 184, 0.16);
    --ts-border-glow: rgba(0, 174, 239, 0.35);
    --ts-primary: #00aeef;
    --ts-primary-hover: #0284c7;
    --ts-primary-gradient: linear-gradient(135deg, #00aeef 0%, #0284c7 100%);
    --ts-success-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --ts-indigo-gradient: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    --ts-danger-gradient: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    --ts-text-main: #f8fafc;
    --ts-text-muted: #94a3b8;
    --ts-radius-card: 16px;
    --ts-radius-sm: 10px;
}

/* ============================================================
   Base Container & Header Layouts
   ============================================================ */
.calc-tool-wrap,
.universal-tool-wrap,
.tool-widget {
    width: 100%;
    max-width: 1050px;
    margin: 0 auto;
    color: var(--ts-text-main);
    box-sizing: border-box;
}

.calc-tool-header {
    text-align: center;
    margin-bottom: 2rem;
}

.calc-tool-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(0, 174, 239, 0.12);
    border: 1px solid rgba(0, 174, 239, 0.3);
    color: #38bdf8;
    font-size: 0.82rem;
    font-weight: 700;
    padding: 0.4rem 0.95rem;
    border-radius: 9999px;
    letter-spacing: 0.04em;
    margin-bottom: 0.75rem;
}

.calc-tool-title {
    font-size: 1.85rem;
    font-weight: 800;
    color: #ffffff;
    margin: 0 0 0.5rem 0;
    letter-spacing: -0.02em;
    line-height: 1.25;
}

.calc-tool-subtitle {
    font-size: 0.98rem;
    color: var(--ts-text-muted);
    max-width: 720px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Card layout */
.calc-card,
.universal-card,
.calc-input-card,
.tool-panel {
    background: linear-gradient(180deg, rgba(30, 41, 59, 0.75) 0%, rgba(15, 23, 42, 0.9) 100%);
    border: 1px solid var(--ts-border-subtle);
    border-radius: var(--ts-radius-card);
    padding: 2rem;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    margin-bottom: 1.75rem;
    position: relative;
    overflow: hidden;
    box-sizing: border-box;
}

.calc-card::before,
.calc-input-card::before,
.tool-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #00aeef, #6366f1, transparent);
    opacity: 0.8;
}

/* Header & Typography inside Cards */
.calc-title,
.universal-title {
    font-size: 1.45rem;
    font-weight: 700;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0 0 0.5rem 0;
    letter-spacing: -0.01em;
}

.calc-title-icon {
    width: 26px;
    height: 26px;
    color: #00aeef;
    flex-shrink: 0;
}

.calc-desc,
.universal-desc {
    color: var(--ts-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0 0 1.75rem 0;
}

.calc-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(0, 174, 239, 0.12);
    border: 1px solid rgba(0, 174, 239, 0.3);
    color: #38bdf8;
    font-size: 0.78rem;
    font-weight: 700;
    padding: 0.3rem 0.8rem;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
}

/* Card titles with numbered badges (01, 02) */
.calc-card-title,
.calc-card-head {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}

.calc-card-title > span,
.calc-card-head > i {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    background: var(--ts-primary-gradient);
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: 800;
    border-radius: 10px;
    font-style: normal;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(0, 174, 239, 0.35);
}

.calc-card-title h4,
.calc-card-head h3 {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 700;
    color: #ffffff;
}

.calc-card-title small,
.calc-card-head p {
    display: block;
    margin: 0.2rem 0 0 0;
    font-size: 0.82rem;
    color: var(--ts-text-muted);
    font-weight: 400;
}

/* ============================================================
   Grid & Form Layouts
   ============================================================ */
.calc-grid-layout,
.wave-calc-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.75rem;
}

.calc-grid,
.universal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
    margin-bottom: 1.75rem;
}

.calc-form-row,
.form-row,
.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.calc-field,
.universal-field,
.form-group,
.conc-form-group,
.calc-field-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.calc-divider {
    height: 1px;
    background: rgba(148, 163, 184, 0.12);
    margin: 1.5rem 0;
}

/* ============================================================
   Labels & Helper Text
   ============================================================ */
.calc-label,
.universal-label,
.form-label,
.tool-widget label,
.calc-card label {
    font-size: 0.88rem;
    font-weight: 600;
    color: #cbd5e1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.35rem;
}

.calc-label small,
.universal-label small,
.tool-widget label small,
.form-group small,
.conc-form-group small {
    font-size: 0.78rem;
    font-weight: 500;
    color: #94a3b8;
}

/* ============================================================
   Universal Inputs, Selects & Textareas
   ============================================================ */
.calc-input,
.calc-select,
.calc-textarea,
.calc-number-input,
.universal-input,
.universal-select,
.input-full,
.form-control,
.form-select,
.tool-input,
.tool-select,
.tool-textarea,
.tool-widget input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="color"]):not([type="hidden"]):not([type="file"]):not([type="submit"]):not([type="reset"]):not([type="button"]),
.tool-widget select,
.tool-widget textarea {
    width: 100%;
    background: #1e293b !important;
    color: #ffffff !important;
    border: 1px solid rgba(148, 163, 184, 0.22) !important;
    border-radius: var(--ts-radius-sm) !important;
    padding: 0.8rem 1.1rem !important;
    font-size: 0.95rem !important;
    font-family: inherit !important;
    box-sizing: border-box !important;
    outline: none !important;
    transition: all 0.2s ease !important;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.25) !important;
}

.calc-input:focus,
.calc-select:focus,
.calc-textarea:focus,
.calc-number-input:focus,
.universal-input:focus,
.input-full:focus,
.form-control:focus,
.form-select:focus,
.tool-input:focus,
.tool-select:focus,
.tool-textarea:focus,
.tool-widget input:focus,
.tool-widget select:focus,
.tool-widget textarea:focus {
    border-color: #00aeef !important;
    background: #0f172a !important;
    box-shadow: 0 0 0 3px rgba(0, 174, 239, 0.25), inset 0 2px 4px rgba(0, 0, 0, 0.2) !important;
}

.calc-input::placeholder,
.calc-textarea::placeholder,
.input-full::placeholder,
.form-control::placeholder,
.tool-widget input::placeholder,
.tool-widget textarea::placeholder {
    color: #64748b !important;
}

/* Custom Dropdown Styling */
select.calc-input,
select.calc-select,
select.form-select,
select.tool-select,
.tool-widget select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2338bdf8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: right 1rem center !important;
    background-size: 1.15rem !important;
    padding-right: 2.5rem !important;
    cursor: pointer !important;
}

select.calc-input option,
select.calc-select option,
select.form-select option,
select.tool-select option,
.tool-widget select option {
    background: #0f172a !important;
    color: #ffffff !important;
}

/* Range Sliders */
.tool-widget input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    background: #1e293b;
    border-radius: 4px;
    outline: none;
    margin: 0.75rem 0;
}

.tool-widget input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #00aeef;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(0, 174, 239, 0.6);
    transition: transform 0.15s, background-color 0.15s;
}

.tool-widget input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.15);
    background: #38bdf8;
}

/* Checkboxes & Radios */
.tool-widget input[type="checkbox"],
.tool-widget input[type="radio"],
.calc-card input[type="checkbox"],
.calc-card input[type="radio"] {
    accent-color: #00aeef !important;
    width: 1.15rem;
    height: 1.15rem;
    cursor: pointer;
    vertical-align: middle;
}

/* ============================================================
   Action Buttons
   ============================================================ */
.calc-btn,
.universal-btn,
.calc-btn-primary,
.btn-primary,
.tool-btn,
.calc-download-btn,
.tool-widget button.calc-btn,
.tool-widget button.universal-btn,
.tool-widget button.btn-primary,
.tool-widget button:not([class]):not([type="reset"]):not([type="button"]) {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    background: var(--ts-primary-gradient) !important;
    color: #ffffff !important;
    padding: 0.85rem 1.75rem;
    border-radius: var(--ts-radius-sm);
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    border: none;
    box-shadow: 0 4px 18px rgba(0, 174, 239, 0.35);
    transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
    text-decoration: none;
    box-sizing: border-box;
    min-height: 46px;
}

.calc-btn:hover,
.universal-btn:hover,
.calc-btn-primary:hover,
.btn-primary:hover,
.tool-widget button.calc-btn:hover,
.tool-widget button.universal-btn:hover,
.tool-widget button.btn-primary:hover,
.tool-widget button:not([class]):hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 26px rgba(0, 174, 239, 0.5);
}

.calc-btn:active,
.universal-btn:active,
.tool-widget button.calc-btn:active,
.tool-widget button.universal-btn:active,
.tool-widget button.btn-primary:active,
.tool-widget button:not([class]):active {
    transform: scale(0.98);
}

/* Button Variants */
.calc-btn-secondary,
.btn-secondary,
.btn-outline,
.calc-btn-outline,
.calc-reset-btn {
    background: rgba(255, 255, 255, 0.06) !important;
    border: 1px solid rgba(148, 163, 184, 0.25) !important;
    color: #e2e8f0 !important;
    box-shadow: none !important;
}

.calc-btn-secondary:hover,
.btn-secondary:hover,
.btn-outline:hover,
.calc-btn-outline:hover,
.calc-reset-btn:hover {
    background: rgba(255, 255, 255, 0.12) !important;
    border-color: #00aeef !important;
    color: #ffffff !important;
    box-shadow: 0 4px 16px rgba(0, 174, 239, 0.2) !important;
}

.calc-btn-success,
.btn-success {
    background: var(--ts-success-gradient) !important;
    box-shadow: 0 4px 18px rgba(16, 185, 129, 0.35) !important;
    border: none !important;
    color: #ffffff !important;
}

.calc-btn-success:hover,
.btn-success:hover {
    box-shadow: 0 8px 26px rgba(16, 185, 129, 0.55) !important;
}

.calc-btn-danger,
.btn-danger {
    background: var(--ts-danger-gradient) !important;
    box-shadow: 0 4px 18px rgba(239, 68, 68, 0.35) !important;
    border: none !important;
    color: #ffffff !important;
}

.btn-sm {
    padding: 0.5rem 1rem !important;
    font-size: 0.85rem !important;
    min-height: 38px !important;
}

.btn-row,
.tool-panel-actions,
.calc-action-bar {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 1.5rem;
}

.copy-btn,
.calc-copy-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(30, 41, 59, 0.8) !important;
    border: 1px solid rgba(0, 174, 239, 0.3) !important;
    color: #38bdf8 !important;
    padding: 0.5rem 1rem !important;
    border-radius: 8px !important;
    font-size: 0.85rem !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.2s !important;
    box-shadow: none !important;
}

.copy-btn:hover,
.calc-copy-btn:hover {
    background: #00aeef !important;
    color: #ffffff !important;
}

/* ============================================================
   Results & Metric Displays
   ============================================================ */
.calc-result-card,
.calc-results,
.wave-calc-result {
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.8) 100%) !important;
    border: 1px solid rgba(0, 174, 239, 0.3) !important;
    border-radius: var(--ts-radius-card);
    padding: 1.75rem;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.45), 0 0 20px rgba(0, 174, 239, 0.1);
    box-sizing: border-box;
}

/* Hero / Highlighted Metric */
.calc-hero-stat {
    text-align: center;
    padding: 1.5rem;
    background: rgba(0, 174, 239, 0.08);
    border: 1px solid rgba(0, 174, 239, 0.25);
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

.calc-hero-stat .calc-stat-label {
    font-size: 0.85rem;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.calc-hero-stat .calc-stat-value {
    font-size: 2.25rem;
    font-weight: 800;
    color: #38bdf8;
    letter-spacing: -0.02em;
    line-height: 1.15;
}

.calc-hero-stat .calc-stat-sub {
    font-size: 0.82rem;
    color: #cbd5e1;
    margin-top: 0.35rem;
}

/* Results Grid & Metric Boxes */
.calc-res-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.calc-res-card,
.calc-metric-box,
.calc-stat-box,
.calc-summary-item {
    background: rgba(15, 23, 42, 0.65);
    border: 1px solid rgba(148, 163, 184, 0.15);
    border-radius: 12px;
    padding: 1.15rem;
    transition: all 0.2s ease;
    box-sizing: border-box;
}

.calc-res-card:hover,
.calc-metric-box:hover,
.calc-stat-box:hover {
    border-color: rgba(0, 174, 239, 0.35);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.calc-res-label,
.calc-metric-lbl,
.calc-stat-label,
.item-label {
    font-size: 0.8rem;
    color: var(--ts-text-muted);
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.calc-res-val,
.calc-metric-val,
.calc-stat-val,
.item-val {
    font-size: 1.35rem;
    font-weight: 800;
    color: #ffffff;
    font-family: 'JetBrains Mono', monospace;
}

.calc-metric-sub,
.calc-stat-sub {
    font-size: 0.78rem;
    color: #94a3b8;
    margin-top: 0.25rem;
}

/* Breakdown Lists */
.calc-breakdown,
.calc-breakdown-list {
    margin-top: 1.25rem;
    border-top: 1px solid rgba(148, 163, 184, 0.12);
    padding-top: 1rem;
}

.calc-breakdown-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.65rem 0;
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(148, 163, 184, 0.08);
}

.calc-breakdown-row:last-child {
    border-bottom: none;
}

.calc-breakdown-row span:first-child {
    color: #94a3b8;
}

.calc-breakdown-row span:last-child {
    color: #f8fafc;
    font-weight: 700;
    font-family: 'JetBrains Mono', monospace;
}

/* ============================================================
   Tabs Navigation
   ============================================================ */
.calc-pill-tabs {
    display: flex;
    background: rgba(15, 23, 42, 0.85);
    border: 1px solid rgba(148, 163, 184, 0.18);
    padding: 0.35rem;
    border-radius: 12px;
    margin-bottom: 1.75rem;
    gap: 0.35rem;
}

.calc-tab-btn {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    border-radius: 9px;
    background: transparent;
    color: #94a3b8;
    font-weight: 600;
    font-size: 0.92rem;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.calc-tab-btn:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.05);
}

.calc-tab-btn.active {
    background: var(--ts-primary-gradient);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(0, 174, 239, 0.35);
}

/* ============================================================
   Status & Alert Boxes
   ============================================================ */
.tool-status,
.tool-note {
    padding: 0.85rem 1.25rem;
    border-radius: 10px;
    font-size: 0.9rem;
    margin-top: 1rem;
    line-height: 1.5;
}

.tool-status.is-success,
.tool-note.is-success {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #34d399;
}

.tool-status.is-error,
.tool-note.is-error {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #f87171;
}

.tool-status.is-info,
.tool-note.is-info {
    background: rgba(0, 174, 239, 0.12);
    border: 1px solid rgba(0, 174, 239, 0.3);
    color: #38bdf8;
}

/* ============================================================
   Tables inside Tools
   ============================================================ */
.tool-widget table,
.calc-card table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
    background: rgba(15, 23, 42, 0.65);
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid rgba(148, 163, 184, 0.15);
}

.tool-widget th,
.calc-card th {
    background: rgba(30, 41, 59, 0.85);
    color: #38bdf8;
    font-weight: 700;
    padding: 0.85rem 1.15rem;
    text-align: left;
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
    font-size: 0.88rem;
}

.tool-widget td,
.calc-card td {
    padding: 0.85rem 1.15rem;
    color: #e2e8f0;
    border-bottom: 1px solid rgba(148, 163, 184, 0.1);
    font-size: 0.9rem;
}

.tool-widget tr:hover td,
.calc-card tr:hover td {
    background: rgba(0, 174, 239, 0.05);
}

/* ============================================================
   Password & Security Tools (Protect, Unlock, AES Encrypt)
   ============================================================ */
.pw-tool-panel {
    background: linear-gradient(180deg, rgba(30, 41, 59, 0.75) 0%, rgba(15, 23, 42, 0.9) 100%);
    border: 1px solid var(--ts-border-subtle);
    border-radius: var(--ts-radius-card);
    padding: 2.25rem;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.45);
    margin-bottom: 1.75rem;
    position: relative;
    overflow: hidden;
    box-sizing: border-box;
}

.pw-tool-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #00aeef, #10b981, transparent);
    opacity: 0.8;
}

.pw-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
}

.pw-input-wrap input {
    padding-right: 3.25rem !important;
}

.pw-toggle-btn {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: transparent !important;
    border: none !important;
    color: #94a3b8 !important;
    cursor: pointer !important;
    padding: 0.4rem !important;
    border-radius: 6px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: color 0.2s, background-color 0.2s !important;
    box-shadow: none !important;
    min-height: auto !important;
}

.pw-toggle-btn:hover {
    color: #38bdf8 !important;
    background: rgba(255, 255, 255, 0.08) !important;
    transform: translateY(-50%) !important;
    box-shadow: none !important;
}

/* Password Strength Meter */
.pw-strength-meter {
    margin-top: 0.75rem;
}

.pw-strength-track {
    height: 6px;
    background: rgba(148, 163, 184, 0.15);
    border-radius: 999px;
    overflow: hidden;
    display: flex;
    gap: 4px;
}

.pw-strength-segment {
    flex: 1;
    height: 100%;
    background: transparent;
    border-radius: 999px;
    transition: background 0.3s ease;
}

.pw-strength-segment.active-weak {
    background: #ef4444;
}

.pw-strength-segment.active-fair {
    background: #f59e0b;
}

.pw-strength-segment.active-good {
    background: #3b82f6;
}

.pw-strength-segment.active-strong {
    background: #10b981;
}

.pw-strength-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.78rem;
    margin-top: 0.35rem;
    color: #94a3b8;
}

/* Drag & Drop Upload Zone */
.pw-upload-zone {
    border: 2px dashed rgba(0, 174, 239, 0.35) !important;
    border-radius: 14px !important;
    background: rgba(15, 23, 42, 0.6) !important;
    padding: 2.5rem 1.5rem !important;
    text-align: center !important;
    cursor: pointer !important;
    transition: all 0.25s ease !important;
    box-sizing: border-box !important;
}

.pw-upload-zone:hover,
.pw-upload-zone.dragover {
    border-color: #00aeef !important;
    background: rgba(0, 174, 239, 0.08) !important;
    box-shadow: 0 0 24px rgba(0, 174, 239, 0.2) !important;
}

.pw-upload-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 0.75rem auto;
    color: #00aeef;
    display: block;
}

.pw-upload-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.35rem;
}

.pw-upload-hint {
    font-size: 0.85rem;
    color: #94a3b8;
}

.pw-file-selected {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(30, 41, 59, 0.9);
    border: 1px solid rgba(0, 174, 239, 0.3);
    border-radius: 10px;
    padding: 0.85rem 1.25rem;
    margin-top: 1rem;
}

.pw-file-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pw-file-name {
    font-weight: 600;
    color: #f8fafc;
    font-size: 0.95rem;
}

.pw-file-size {
    font-size: 0.8rem;
    color: #94a3b8;
}

/* Security Suite Switcher */
.pw-suite-nav {
    margin-bottom: 1.5rem;
    background: rgba(15, 23, 42, 0.85);
    border: 1px solid rgba(0, 174, 239, 0.22);
    border-radius: 14px;
    padding: 0.85rem 1.25rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}
.pw-suite-pill:hover {
    border-color: #00aeef !important;
    color: #ffffff !important;
    background: rgba(0, 174, 239, 0.15) !important;
    transform: translateY(-1px);
}

/* ============================================================
   Mobile Responsiveness
   ============================================================ */
@media (max-width: 860px) {
    .calc-grid-layout,
    .wave-calc-grid,
    .calc-form-row,
    .form-row,
    .form-row-2 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .calc-card,
    .calc-input-card,
    .tool-panel,
    .pw-tool-panel {
        padding: 1.25rem;
    }
    .calc-grid,
    .universal-grid {
        grid-template-columns: 1fr;
    }
    .calc-pill-tabs {
        flex-direction: column;
    }
    .btn-row,
    .tool-panel-actions,
    .calc-action-bar {
        flex-direction: column;
    }
    .calc-btn,
    .universal-btn,
    .calc-btn-primary,
    .btn-primary,
    .calc-btn-secondary,
    .btn-secondary {
        width: 100% !important;
    }
}

/* ============================================================
   Glassmorphic Developer & Utility Tool Suite
   Full client-side styling engine for developer converters & linters
   ============================================================ */

.tool-container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    box-sizing: border-box;
}

.glass-card {
    background: linear-gradient(180deg, rgba(30, 41, 59, 0.75) 0%, rgba(15, 23, 42, 0.9) 100%) !important;
    border: 1px solid rgba(148, 163, 184, 0.16) !important;
    border-radius: 18px !important;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.08) !important;
    position: relative !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
    padding: 1.75rem !important;
    color: #f8fafc !important;
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #00aeef, #6366f1, #ec4899, transparent);
    opacity: 0.85;
    pointer-events: none;
}

/* Typography Inside Glass Cards */
.glass-card h1 {
    font-size: 1.65rem !important;
    font-weight: 700 !important;
    color: #ffffff !important;
    letter-spacing: -0.01em !important;
    margin: 0 !important;
    line-height: 1.3 !important;
}

.glass-card p {
    color: #94a3b8 !important;
    margin: 0.35rem 0 0 0 !important;
    line-height: 1.5 !important;
}

.glass-card label {
    font-size: 0.78rem !important;
    font-weight: 600 !important;
    color: #cbd5e1 !important;
    letter-spacing: 0.04em !important;
}

/* Glass Card Inputs & Textareas */
.glass-card textarea,
.glass-card input[type="text"],
.glass-card input[type="number"],
.glass-card input[type="search"],
.glass-card select {
    width: 100% !important;
    background: #080d1a !important;
    border: 1px solid rgba(148, 163, 184, 0.22) !important;
    border-radius: 12px !important;
    color: #f8fafc !important;
    font-size: 0.88rem !important;
    box-sizing: border-box !important;
    padding: 0.85rem 1.1rem !important;
    transition: all 0.2s ease !important;
    outline: none !important;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.35) !important;
}

.glass-card textarea:focus,
.glass-card input[type="text"]:focus,
.glass-card input[type="number"]:focus,
.glass-card input[type="search"]:focus,
.glass-card select:focus {
    border-color: #00aeef !important;
    background: #0b1324 !important;
    box-shadow: 0 0 0 3px rgba(0, 174, 239, 0.25), inset 0 2px 4px rgba(0, 0, 0, 0.25) !important;
}

.glass-card textarea {
    font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace !important;
    line-height: 1.55 !important;
    resize: vertical !important;
}

/* Glass Card Buttons */
.glass-card button {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.45rem !important;
    border-radius: 10px !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.18s ease !important;
    box-sizing: border-box !important;
    text-decoration: none !important;
    user-select: none !important;
}

.glass-card button:hover {
    transform: translateY(-1px) !important;
    filter: brightness(1.08) !important;
}

.glass-card button:active {
    transform: translateY(0) scale(0.98) !important;
}

/* Developer Grid Layouts */
.glass-card .grid {
    display: grid !important;
}

.glass-card .grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)) !important; }
.glass-card .grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
.glass-card .grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
.glass-card .grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }

/* Responsive Utility Classes */
@media (min-width: 640px) {
    .glass-card .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
    .glass-card .sm\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
    .glass-card .sm\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
}

@media (min-width: 1024px) {
    .glass-card .lg\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
    .glass-card .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
    .glass-card .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
}

/* Flexbox utilities */
.glass-card .flex { display: flex !important; }
.glass-card .inline-flex { display: inline-flex !important; }
.glass-card .flex-wrap { flex-wrap: wrap !important; }
.glass-card .flex-col { flex-direction: column !important; }
.glass-card .items-center { align-items: center !important; }
.glass-card .items-start { align-items: flex-start !important; }
.glass-card .items-end { align-items: flex-end !important; }
.glass-card .justify-between { justify-content: space-between !important; }
.glass-card .justify-center { justify-content: center !important; }
.glass-card .justify-end { justify-content: flex-end !important; }

/* Spacing and Gaps */
.glass-card .gap-1 { gap: 0.25rem !important; }
.glass-card .gap-1\.5 { gap: 0.375rem !important; }
.glass-card .gap-2 { gap: 0.5rem !important; }
.glass-card .gap-3 { gap: 0.75rem !important; }
.glass-card .gap-4 { gap: 1rem !important; }
.glass-card .gap-6 { gap: 1.5rem !important; }

.glass-card .space-y-1 > :not([hidden]) ~ :not([hidden]) { margin-top: 0.25rem !important; }
.glass-card .space-y-2 > :not([hidden]) ~ :not([hidden]) { margin-top: 0.5rem !important; }
.glass-card .space-y-3 > :not([hidden]) ~ :not([hidden]) { margin-top: 0.75rem !important; }
.glass-card .space-y-4 > :not([hidden]) ~ :not([hidden]) { margin-top: 1rem !important; }
.glass-card .space-y-6 > :not([hidden]) ~ :not([hidden]) { margin-top: 1.5rem !important; }

/* Paddings & Margins */
.glass-card .p-1 { padding: 0.25rem !important; }
.glass-card .p-2 { padding: 0.5rem !important; }
.glass-card .p-2\.5 { padding: 0.625rem !important; }
.glass-card .p-3 { padding: 0.75rem !important; }
.glass-card .p-4 { padding: 1rem !important; }
.glass-card .p-6 { padding: 1.5rem !important; }

.glass-card .px-2 { padding-left: 0.5rem !important; padding-right: 0.5rem !important; }
.glass-card .px-2\.5 { padding-left: 0.625rem !important; padding-right: 0.625rem !important; }
.glass-card .px-3 { padding-left: 0.75rem !important; padding-right: 0.75rem !important; }
.glass-card .px-3\.5 { padding-left: 0.875rem !important; padding-right: 0.875rem !important; }
.glass-card .px-4 { padding-left: 1rem !important; padding-right: 1rem !important; }

.glass-card .py-0\.5 { padding-top: 0.125rem !important; padding-bottom: 0.125rem !important; }
.glass-card .py-1 { padding-top: 0.25rem !important; padding-bottom: 0.25rem !important; }
.glass-card .py-1\.5 { padding-top: 0.375rem !important; padding-bottom: 0.375rem !important; }
.glass-card .py-2 { padding-top: 0.5rem !important; padding-bottom: 0.5rem !important; }
.glass-card .py-2\.5 { padding-top: 0.625rem !important; padding-bottom: 0.625rem !important; }
.glass-card .py-3 { padding-top: 0.75rem !important; padding-bottom: 0.75rem !important; }
.glass-card .py-3\.5 { padding-top: 0.875rem !important; padding-bottom: 0.875rem !important; }

.glass-card .pb-4 { padding-bottom: 1rem !important; }
.glass-card .pb-6 { padding-bottom: 1.5rem !important; }
.glass-card .pt-1 { padding-top: 0.25rem !important; }
.glass-card .pt-2 { padding-top: 0.5rem !important; }
.glass-card .pt-4 { padding-top: 1rem !important; }
.glass-card .pt-6 { padding-top: 1.5rem !important; }

.glass-card .mt-0\.5 { margin-top: 0.125rem !important; }
.glass-card .mt-1 { margin-top: 0.25rem !important; }
.glass-card .mt-2 { margin-top: 0.5rem !important; }
.glass-card .mt-3 { margin-top: 0.75rem !important; }
.glass-card .mt-4 { margin-top: 1rem !important; }
.glass-card .mb-2 { margin-bottom: 0.5rem !important; }
.glass-card .mr-1 { margin-right: 0.25rem !important; }

/* Borders & Colors */
.glass-card .border { border: 1px solid rgba(148, 163, 184, 0.16) !important; }
.glass-card .border-b { border-bottom: 1px solid rgba(148, 163, 184, 0.16) !important; }
.glass-card .border-white\/10 { border-color: rgba(255, 255, 255, 0.1) !important; }
.glass-card .border-white\/20 { border-color: rgba(255, 255, 255, 0.2) !important; }
.glass-card .border-amber-500\/30 { border-color: rgba(245, 158, 11, 0.3) !important; }
.glass-card .border-emerald-500\/20 { border-color: rgba(16, 185, 129, 0.2) !important; }
.glass-card .border-emerald-500\/30 { border-color: rgba(16, 185, 129, 0.3) !important; }
.glass-card .border-red-500\/20 { border-color: rgba(239, 68, 68, 0.2) !important; }
.glass-card .border-red-500\/30 { border-color: rgba(239, 68, 68, 0.3) !important; }
.glass-card .border-blue-500\/20 { border-color: rgba(59, 130, 246, 0.2) !important; }
.glass-card .border-blue-500\/30 { border-color: rgba(59, 130, 246, 0.3) !important; }
.glass-card .border-indigo-500\/20 { border-color: rgba(99, 102, 241, 0.2) !important; }
.glass-card .border-indigo-500\/30 { border-color: rgba(99, 102, 241, 0.3) !important; }
.glass-card .border-teal-500\/20 { border-color: rgba(20, 184, 166, 0.2) !important; }
.glass-card .border-teal-500\/30 { border-color: rgba(20, 184, 166, 0.3) !important; }
.glass-card .border-pink-500\/20 { border-color: rgba(236, 72, 153, 0.2) !important; }
.glass-card .border-pink-500\/30 { border-color: rgba(236, 72, 153, 0.3) !important; }

/* Backgrounds */
.glass-card .bg-slate-950\/80 { background-color: rgba(2, 6, 23, 0.8) !important; }
.glass-card .bg-slate-950\/90 { background-color: rgba(2, 6, 23, 0.9) !important; }
.glass-card .bg-slate-900\/60 { background-color: rgba(15, 23, 42, 0.6) !important; }
.glass-card .bg-slate-900\/80 { background-color: rgba(15, 23, 42, 0.8) !important; }
.glass-card .bg-slate-900 { background-color: #0f172a !important; }
.glass-card .bg-slate-800 { background-color: #1e293b !important; }
.glass-card .hover\:bg-slate-700:hover { background-color: #334155 !important; }
.glass-card .hover\:bg-slate-600:hover { background-color: #475569 !important; }

/* Badges & Action Buttons */
.glass-card .bg-amber-600 { background: #d97706 !important; color: #ffffff !important; }
.glass-card .hover\:bg-amber-500:hover { background: #f59e0b !important; }
.glass-card .bg-blue-600 { background: #2563eb !important; color: #ffffff !important; }
.glass-card .hover\:bg-blue-500:hover { background: #3b82f6 !important; }
.glass-card .bg-indigo-600 { background: #4f46e5 !important; color: #ffffff !important; }
.glass-card .hover\:bg-indigo-500:hover { background: #6366f1 !important; }
.glass-card .bg-teal-600 { background: #0d9488 !important; color: #ffffff !important; }
.glass-card .hover\:bg-teal-500:hover { background: #14b8a6 !important; }
.glass-card .bg-emerald-600 { background: #059669 !important; color: #ffffff !important; }
.glass-card .hover\:bg-emerald-500:hover { background: #10b981 !important; }
.glass-card .bg-pink-600 { background: #db2777 !important; color: #ffffff !important; }
.glass-card .hover\:bg-pink-500:hover { background: #ec4899 !important; }

.glass-card .bg-emerald-500\/10 { background-color: rgba(16, 185, 129, 0.1) !important; }
.glass-card .bg-emerald-500\/20 { background-color: rgba(16, 185, 129, 0.2) !important; }
.glass-card .bg-red-500\/10 { background-color: rgba(239, 68, 68, 0.1) !important; }
.glass-card .bg-red-500\/20 { background-color: rgba(239, 68, 68, 0.2) !important; }
.glass-card .bg-blue-500\/10 { background-color: rgba(59, 130, 246, 0.1) !important; }
.glass-card .bg-blue-500\/20 { background-color: rgba(59, 130, 246, 0.2) !important; }
.glass-card .bg-indigo-500\/10 { background-color: rgba(99, 102, 241, 0.1) !important; }
.glass-card .bg-indigo-500\/20 { background-color: rgba(99, 102, 241, 0.2) !important; }
.glass-card .bg-teal-500\/10 { background-color: rgba(20, 184, 166, 0.1) !important; }
.glass-card .bg-teal-500\/20 { background-color: rgba(20, 184, 166, 0.2) !important; }
.glass-card .bg-pink-500\/10 { background-color: rgba(236, 72, 153, 0.1) !important; }
.glass-card .bg-pink-500\/20 { background-color: rgba(236, 72, 153, 0.2) !important; }
.glass-card .bg-amber-500\/20 { background-color: rgba(245, 158, 11, 0.2) !important; }

/* Text colors */
.glass-card .text-white { color: #ffffff !important; }
.glass-card .text-slate-300 { color: #cbd5e1 !important; }
.glass-card .text-slate-400 { color: #94a3b8 !important; }
.glass-card .text-slate-500 { color: #64748b !important; }
.glass-card .text-slate-600 { color: #475569 !important; }
.glass-card .text-amber-300 { color: #fcd34d !important; }
.glass-card .text-amber-400 { color: #fbbf24 !important; }
.glass-card .text-cyan-300 { color: #67e8f9 !important; }
.glass-card .text-cyan-400 { color: #22d3ee !important; }
.glass-card .text-emerald-300 { color: #6ee7b7 !important; }
.glass-card .text-emerald-400 { color: #34d399 !important; }
.glass-card .text-red-300 { color: #fca5a5 !important; }
.glass-card .text-red-400 { color: #f87171 !important; }
.glass-card .text-blue-300 { color: #93c5fd !important; }
.glass-card .text-blue-400 { color: #60a5fa !important; }
.glass-card .text-indigo-300 { color: #a5b4fc !important; }
.glass-card .text-indigo-400 { color: #818cf8 !important; }
.glass-card .text-teal-300 { color: #5eead4 !important; }
.glass-card .text-teal-400 { color: #2dd4bf !important; }
.glass-card .text-pink-300 { color: #f472b6 !important; }
.glass-card .text-pink-400 { color: #f43f5e !important; }
.glass-card .text-purple-300 { color: #d8b4fe !important; }
.glass-card .text-purple-400 { color: #c084fc !important; }

/* Font sizing and weights */
.glass-card .text-xs { font-size: 0.75rem !important; line-height: 1rem !important; }
.glass-card .text-sm { font-size: 0.875rem !important; line-height: 1.25rem !important; }
.glass-card .text-base { font-size: 1rem !important; line-height: 1.5rem !important; }
.glass-card .text-lg { font-size: 1.125rem !important; line-height: 1.75rem !important; }
.glass-card .text-2xl { font-size: 1.5rem !important; line-height: 2rem !important; }
.glass-card .text-\[10px\] { font-size: 10px !important; }
.glass-card .text-\[11px\] { font-size: 11px !important; }

.glass-card .font-mono { font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace !important; }
.glass-card .font-bold { font-weight: 700 !important; }
.glass-card .font-semibold { font-weight: 600 !important; }
.glass-card .font-medium { font-weight: 500 !important; }
.glass-card .uppercase { text-transform: uppercase !important; }
.glass-card .tracking-wider { letter-spacing: 0.05em !important; }
.glass-card .tracking-wide { letter-spacing: 0.025em !important; }

.glass-card .rounded-lg { border-radius: 8px !important; }
.glass-card .rounded-xl { border-radius: 12px !important; }
.glass-card .rounded-2xl { border-radius: 16px !important; }
.glass-card .rounded-full { border-radius: 9999px !important; }

.glass-card .w-full { width: 100% !important; }
.glass-card .w-1\.5 { width: 0.375rem !important; }
.glass-card .h-1\.5 { height: 0.375rem !important; }
.glass-card .hidden { display: none !important; }
.glass-card .relative { position: relative !important; }
.glass-card .overflow-hidden { overflow: hidden !important; }
.glass-card .overflow-x-auto { overflow-x: auto !important; }
.glass-card .whitespace-pre { white-space: pre !important; }

/* Responsive Overrides - Mobile Polish */
@media (max-width: 860px) {
    .glass-card {
        padding: 1.25rem !important;
        border-radius: 14px !important;
    }
    .glass-card .lg\:grid-cols-2,
    .glass-card .lg\:grid-cols-4,
    .glass-card .sm\:grid-cols-2,
    .glass-card .sm\:grid-cols-4 {
        grid-template-columns: 1fr !important;
    }
    .glass-card .flex-wrap {
        gap: 0.5rem !important;
    }
}

@media (max-width: 640px) {
    .glass-card {
        padding: 1rem !important;
        border-radius: 12px !important;
    }
    .glass-card .grid-cols-2 {
        grid-template-columns: 1fr !important;
    }
    .glass-card h1 {
        font-size: 1.25rem !important;
    }
    .glass-card textarea {
        min-height: 220px !important;
        font-size: 12px !important;
    }
    .glass-card button {
        padding: 0.5rem 0.75rem !important;
        font-size: 0.8rem !important;
    }
}

/* ============================================================
   TOOLSPHARE UNIVERSAL BUTTON SYSTEM
   Professional, responsive, never overflow screen
   ============================================================ */
.tool-widget button,
.tool-widget .btn,
.tool-container button,
.glass-card button,
.ts-panel button {
    font-family: inherit;
    box-sizing: border-box;
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
    max-width: 100%;
}

/* Primary Action Buttons */
.calc-btn,
.universal-btn,
.calc-btn-primary,
.btn-primary,
.tool-btn-primary,
.ts-btn-primary {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.5rem !important;
    background: linear-gradient(135deg, #00aeef 0%, #0088cc 100%) !important;
    color: #ffffff !important;
    padding: 0.65rem 1.35rem !important;
    border-radius: 10px !important;
    font-weight: 700 !important;
    font-size: 0.92rem !important;
    cursor: pointer !important;
    border: 1px solid rgba(56, 189, 248, 0.4) !important;
    box-shadow: 0 4px 14px rgba(0, 174, 239, 0.3) !important;
    transition: transform 0.18s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease !important;
    min-height: 40px !important;
    line-height: 1.2 !important;
}

.calc-btn:hover,
.universal-btn:hover,
.calc-btn-primary:hover,
.btn-primary:hover,
.tool-btn-primary:hover,
.ts-btn-primary:hover {
    background: linear-gradient(135deg, #38bdf8 0%, #00aeef 100%) !important;
    border-color: #7dd3fc !important;
    box-shadow: 0 6px 20px rgba(0, 174, 239, 0.45) !important;
    transform: translateY(-1px) !important;
    color: #ffffff !important;
}

.calc-btn:active,
.universal-btn:active,
.calc-btn-primary:active,
.btn-primary:active,
.tool-btn-primary:active,
.ts-btn-primary:active {
    transform: scale(0.98) !important;
}

/* Secondary & Action Buttons */
.calc-btn-secondary,
.btn-secondary,
.btn-outline,
.calc-btn-outline,
.tool-btn-secondary,
.ts-btn-action:not(.ts-btn-primary) {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.45rem !important;
    background: rgba(30, 41, 59, 0.8) !important;
    border: 1px solid rgba(148, 163, 184, 0.24) !important;
    color: #e2e8f0 !important;
    padding: 0.52rem 1.05rem !important;
    border-radius: 9px !important;
    font-weight: 600 !important;
    font-size: 0.85rem !important;
    cursor: pointer !important;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2) !important;
    transition: all 0.18s ease !important;
    min-height: 38px !important;
    line-height: 1.2 !important;
}

.calc-btn-secondary:hover,
.btn-secondary:hover,
.btn-outline:hover,
.calc-btn-outline:hover,
.tool-btn-secondary:hover,
.ts-btn-action:not(.ts-btn-primary):hover {
    background: rgba(51, 65, 85, 0.95) !important;
    border-color: rgba(56, 189, 248, 0.5) !important;
    color: #ffffff !important;
    box-shadow: 0 4px 14px rgba(0, 174, 239, 0.2) !important;
    transform: translateY(-1px) !important;
}

/* Preset Chips & Filter Pills */
.ts-btn-preset,
.calc-preset-btn,
.tool-chip,
.hl-pill,
.hk-pill,
.ath-chip {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.35rem !important;
    padding: 0.35rem 0.75rem !important;
    font-size: 0.78rem !important;
    font-weight: 600 !important;
    border-radius: 9999px !important;
    background: rgba(15, 23, 42, 0.75) !important;
    border: 1px solid rgba(148, 163, 184, 0.2) !important;
    color: #94a3b8 !important;
    cursor: pointer !important;
    box-shadow: none !important;
    min-height: 30px !important;
    height: auto !important;
    transition: all 0.15s ease !important;
    white-space: nowrap !important;
}

.ts-btn-preset:hover,
.calc-preset-btn:hover,
.tool-chip:hover,
.hl-pill:hover,
.hk-pill:hover,
.ath-chip:hover {
    background: rgba(30, 41, 59, 0.95) !important;
    border-color: rgba(56, 189, 248, 0.45) !important;
    color: #f8fafc !important;
    transform: translateY(-1px) !important;
}

/* Danger / Reset / Clear Buttons */
.calc-btn-danger,
.btn-danger,
.calc-reset-btn,
.ts-btn-danger,
.tool-btn-danger {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.45rem !important;
    background: rgba(239, 68, 68, 0.12) !important;
    border: 1px solid rgba(239, 68, 68, 0.3) !important;
    color: #f87171 !important;
    padding: 0.5rem 1rem !important;
    border-radius: 9px !important;
    font-weight: 600 !important;
    font-size: 0.84rem !important;
    cursor: pointer !important;
    box-shadow: none !important;
    min-height: 36px !important;
    transition: all 0.18s ease !important;
}

.calc-btn-danger:hover,
.btn-danger:hover,
.calc-reset-btn:hover,
.ts-btn-danger:hover,
.tool-btn-danger:hover {
    background: #ef4444 !important;
    border-color: #ef4444 !important;
    color: #ffffff !important;
    box-shadow: 0 4px 16px rgba(239, 68, 68, 0.4) !important;
    transform: translateY(-1px) !important;
}

/* Copy Buttons */
.copy-btn,
.calc-copy-btn,
.ts-btn-copy {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.4rem !important;
    background: rgba(30, 41, 59, 0.8) !important;
    border: 1px solid rgba(56, 189, 248, 0.35) !important;
    color: #38bdf8 !important;
    padding: 0.42rem 0.85rem !important;
    border-radius: 8px !important;
    font-size: 0.82rem !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    box-shadow: none !important;
    min-height: 32px !important;
    transition: all 0.18s ease !important;
}

.copy-btn:hover,
.calc-copy-btn:hover,
.ts-btn-copy:hover {
    background: #00aeef !important;
    border-color: #00aeef !important;
    color: #ffffff !important;
    box-shadow: 0 4px 14px rgba(0, 174, 239, 0.35) !important;
    transform: translateY(-1px) !important;
}

/* All Button SVGs */
.tool-widget button svg,
.tool-container button svg,
.glass-card button svg,
.ts-btn-action svg,
.ts-btn-preset svg,
.copy-btn svg {
    display: inline-block !important;
    vertical-align: middle !important;
    flex-shrink: 0 !important;
}

/* Icon Box SVGs */
.ts-icon-box svg,
.tool-page-icon svg,
.section-icon svg,
.calc-title-icon svg {
    display: block !important;
    width: 22px !important;
    height: 22px !important;
    flex-shrink: 0 !important;
}

/* ============================================================
   RESPONSIVE OVERFLOW GUARDS & MOBILE ICON-ONLY ADAPTATION
   Prevents any button or bar from exceeding screen width
   ============================================================ */
.ts-toolbar,
.ts-btn-group,
.btn-row,
.tool-panel-actions,
.calc-action-bar,
.tool-action-group,
.editor-header-actions,
.ts-pane-actions {
    display: flex !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    gap: 0.5rem !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
}

/* General Tool Workspace Overflow Guard */
.tool-page,
.tool-widget,
.tool-container,
.ts-panel,
.glass-card {
    max-width: 100% !important;
    box-sizing: border-box !important;
    overflow-x: hidden !important;
}

@media (max-width: 768px) {
    .ts-toolbar {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 0.75rem !important;
    }
    .ts-toolbar .ts-btn-group {
        width: 100% !important;
    }
}

@media (max-width: 580px) {
    /* Action Button 2-column Grid on Mobile to prevent side-overflow across all tools */
    .ts-toolbar .ts-btn-group:first-child,
    .btn-row,
    .calc-action-bar,
    .tool-action-group,
    .tool-panel-actions,
    .calc-buttons,
    .tool-actions {
        display: grid !important;
        grid-template-columns: repeat(2, 1fr) !important;
        width: 100% !important;
        gap: 0.45rem !important;
    }
    .ts-toolbar .ts-btn-group:first-child .ts-btn-action,
    .btn-row > *,
    .calc-action-bar > *,
    .tool-action-group > *,
    .tool-panel-actions > *,
    .calc-buttons > *,
    .tool-actions > * {
        width: 100% !important;
        min-width: 0 !important;
        padding: 0.5rem 0.55rem !important;
        font-size: 0.8rem !important;
        justify-content: center !important;
        text-align: center !important;
        box-sizing: border-box !important;
    }

    /* Preset List Wraps Cleanly */
    .ts-toolbar .ts-btn-group:last-child {
        display: flex !important;
        flex-wrap: wrap !important;
        gap: 0.35rem !important;
        width: 100% !important;
    }
    .ts-btn-preset {
        padding: 0.28rem 0.6rem !important;
        font-size: 0.74rem !important;
    }

    /* Pane Header responsive wrap */
    .ts-pane-head,
    .b64-head,
    .editor-header,
    .tool-panel-head {
        flex-wrap: wrap !important;
        gap: 0.4rem !important;
    }

    /* Icon-only mode on mobile for tight elements & pane headers */
    .btn-responsive-icon .btn-text,
    .btn-icon-mobile .btn-text,
    .ts-btn-compact-mobile .btn-text,
    .ts-pane-actions button .btn-text,
    .b64-head-actions button .btn-text,
    .editor-header-actions button .btn-text,
    .copy-btn .btn-text,
    .calc-copy-btn .btn-text,
    .tool-card-actions button .btn-text,
    .tool-header-actions button .btn-text {
        display: none !important;
    }
    .btn-responsive-icon,
    .btn-icon-mobile,
    .ts-btn-compact-mobile,
    .ts-pane-actions button,
    .b64-head-actions button,
    .editor-header-actions button,
    .copy-btn,
    .calc-copy-btn {
        padding: 0.42rem 0.65rem !important;
        min-width: 34px !important;
        justify-content: center !important;
    }
}

@media (max-width: 420px) {
    .ts-toolbar .ts-btn-group:first-child .ts-btn-action,
    .btn-row > *,
    .calc-action-bar > *,
    .tool-action-group > * {
        font-size: 0.74rem !important;
        padding: 0.42rem 0.35rem !important;
        gap: 0.3rem !important;
    }
    .ts-toolbar .ts-btn-group:first-child .ts-btn-action svg,
    .btn-row svg,
    .calc-action-bar svg,
    .tool-action-group svg {
        width: 12px !important;
        height: 12px !important;
    }
}