/* ===============================================
   UNIT CONVERTER - USING MODERNTOOLS UNIFIED THEME
   =============================================== */

/* Use modern tools color scheme with blue-green theme */
:root {
    --primary-color: #00cec8;
    --secondary-color: #0066cc;
    --accent-color: #00b894;
    --text-color: #111827;
    --text-secondary: #4B5563;
    --text-tertiary: #6B7280;
    --bg-primary: #FFFFFF;
    --bg-secondary: #F9FAFB;
    --bg-tertiary: #F3F4F6;
    --border-color: #E5E7EB;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --radius-base: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;    
    --radius-2xl: 1.5rem;
    
    /* Gray color scale for consistency */
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    
    /* Additional colors for unit converter functionality */
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --danger-color: #EF4444;
    --info-color: #3B82F6;
    
    /* Blue-green gradient colors */
    --gradient-start: var(--primary-color);
    --gradient-end: var(--secondary-color);
}

/* Dark theme using exact same colors as percentage calculator */
[data-theme="dark"] {
    --text-color: #F9FAFB;
    --text-secondary: #D1D5DB;
    --text-tertiary: #9CA3AF;
    --bg-primary: #111827;
    --bg-secondary: #1F2937;
    --bg-tertiary: #374151;
    --border-color: #374151;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
    
    /* Gray color scale for dark theme */
    --gray-100: #374151;
    --gray-200: #4B5563;
    --gray-300: #6B7280;
    --gray-400: #9CA3AF;
}

/* Theme-aware background support for the entire converter */
body {
    background: var(--bg-primary);
}

/* Dark theme override for body */
[data-theme="dark"] body {
    background: var(--bg-primary);
}

/* Main Layout */
.main-content {
    min-height: 100vh;
}

/* ===============================================
   HERO SECTION STYLES
   =============================================== */

.tool-hero {
    margin-top: 0;
    padding: 120px 0 80px;
    position: relative;
    z-index: 2;
    background:  linear-gradient(135deg, var(--bg-primary) 0%, rgba(59, 130, 246, 0.1) 30%, rgba(16, 185, 129, 0.1) 70%, var(--bg-primary) 100%);
    overflow: hidden;
}

.tool-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(0, 206, 200, 0.05) 0%, 
        rgba(0, 102, 204, 0.05) 50%, 
        rgba(0, 184, 148, 0.05) 100%);
    pointer-events: none;
}

.tool-hero .container {
    position: relative;
    z-index: 3;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    animation: heroFadeIn 1s ease-out;
}

@keyframes heroFadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    box-shadow: var(--shadow-lg);
    animation: heroIconFloat 3s ease-in-out infinite;
}

@keyframes heroIconFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(5deg); }
}

.hero-icon i {
    font-size: 32px;
    color: white;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-color);
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 0;
}

/* ===============================================
   CONVERTER MAIN SECTION
   =============================================== */

.converter-main {
    padding: 0 0 80px;
    position: relative;
}

.converter-container {
    max-width: 900px;
    margin: 0 auto;
}

/* ===============================================
   CATEGORY TABS
   =============================================== */

.category-tabs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 12px;
    margin-top: 20px;
    margin-bottom: 32px;
    padding: 0 20px;
}

.tab-button {
    background: var(--gray-100);
    border: 2px solid var(--gray-200);
    color: var(--text-secondary);
    padding: 16px 12px;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    min-height: 80px;
    position: relative;
    overflow: hidden;
}

.tab-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--brand-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.tab-button i {
    font-size: 20px;
    position: relative;
    z-index: 2;
}

.tab-button span {
    position: relative;
    z-index: 2;
}

.tab-button:hover {
    background: var(--gray-200);
    color: var(--text-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.tab-button:hover::before {
    opacity: 0.1;
}

.tab-button:focus {
    outline: none;
    border-color: var(--brand-primary);
}

.tab-button.active {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
    color: var(--text-inverse);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.tab-button.active::before {
    opacity: 0;
}

/* ===============================================
   CONVERTER CARD
   =============================================== */

.converter-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: 32px;
    box-shadow: var(--shadow-lg);
    margin-bottom: 32px;
    position: relative;
    overflow: hidden;
}

.converter-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
}

/* ===============================================
   INPUT SECTION
   =============================================== */

.converter-input-section {
    display: grid;
    grid-template-columns: minmax(200px, 1fr) auto minmax(200px, 1fr);
    gap: 24px;
    align-items: end;
    margin-bottom: 32px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: visible;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.input-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.input-with-unit {
    display: flex;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
    background: var(--bg-secondary);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.input-with-unit:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 206, 200, 0.1);
}

.input-with-unit input {
    flex: 1;
    min-width: 0;
    border: none;
    background: transparent;
    padding: 16px;
    font-size: 1rem;
    color: var(--text-color);
    outline: none;
    box-sizing: border-box;
}

.input-with-unit input::placeholder {
    color: var(--text-tertiary);
}

.unit-select {
    border: none;
    background: var(--bg-tertiary);
    color: var(--text-color);
    padding: 16px 12px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    outline: none;
    width: 130px;
    max-width: 130px;
    min-width: 130px;
    border-left: 1px solid var(--border-color);
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    z-index: 1000 !important;
    flex-shrink: 0;
    flex-grow: 0;
    white-space: nowrap;
    overflow: visible !important;
    position: relative;
    -webkit-appearance: menulist;
    -moz-appearance: menulist;
    appearance: menulist;
    box-sizing: border-box;
}

.unit-select:focus {
    background: var(--bg-secondary);
    color: white;
}

/* ===============================================
   SWAP BUTTON
   =============================================== */

.swap-container {
    display: flex;
    align-items: center;
    justify-content: center;
}

.swap-button {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.swap-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: scale(0);
    transition: transform 0.3s ease;
}

.swap-button:hover {
    transform: scale(1.1) rotate(180deg);
    box-shadow: var(--shadow-lg);
}

.swap-button:hover::before {
    transform: scale(1);
}

.swap-button:active {
    transform: scale(0.95) rotate(180deg);
}

.swap-button i {
    font-size: 18px;
    position: relative;
    z-index: 2;
}

/* ===============================================
   CALCULATE SECTION
   =============================================== */

.calculate-section {
    display: flex;
    justify-content: center;
    margin-bottom: 24px;
}

.btn-calculate {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    border: none;
    padding: 14px 32px;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 150px;
    justify-content: center;
}

.btn-calculate:hover {
    transform: translateY(-2px);
}

.btn-calculate:active {
    transform: translateY(0);
}

.btn-calculate:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
}

/* ===============================================
   ACTION BUTTONS
   =============================================== */

.converter-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.btn-converter {
background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    padding: 12px 24px;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 120px;
    justify-content: center;
}

.btn-converter:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-clear {
    background: var(--gray-100);
    color: var(--text-secondary);
    border: 2px solid var(--gray-200);
}

.btn-clear:hover {
    background: var(--gray-200);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.btn-copy {
    background: var(--brand-primary);
    color: var(--text-inverse);
    box-shadow: var(--shadow-md);
}

.btn-copy:hover {
    background: var(--brand-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-copy.copied {
    background: var(--brand-primary);
    color: var(--text-inverse);
}

/* ===============================================
   REFERENCE TABLE
   =============================================== */

.conversion-history {
    display: none !important;
}

.conversion-history h3,
.history-actions,
.btn-history,
.history-items,
.history-item {
    display: none !important;
}

.conversion-history h3 i {
    color: var(--primary-color);
}

.history-actions {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 16px;
}

.btn-history {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-base);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-clear-history:hover {
    background: var(--danger-color);
    border-color: var(--danger-color);
    color: white;
}

.history-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 300px;
    overflow-y: auto;
}

.history-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-base);
    padding: 12px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.history-item:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary-color);
}

.history-item .conversion-formula {
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 4px;
}

.history-item .conversion-result {
    color: var(--primary-color);
    font-weight: 500;
}

/* ===============================================
   REFERENCE TABLE
   =============================================== */

.reference-table {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow-md);
}

.reference-table h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 20px;
    text-align: center;
}

.reference-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}

.reference-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 16px;
    transition: all 0.2s ease;
}

.reference-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.reference-item h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 8px;
}

.reference-item p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.4;
}

.reference-conversion {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    background: var(--bg-tertiary);
    padding: 8px;
    border-radius: var(--radius-base);
    margin-top: 8px;
    font-size: 0.75rem;
    color: var(--primary-color);
}

/* ===============================================
   MOBILE RESPONSIVE
   =============================================== */

@media (max-width: 768px) {
    .tool-hero {
        padding: 100px 0 60px;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.125rem;
    }
    
    .category-tabs {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
        padding: 0 16px;
    }
    
    .tab-button {
        padding: 12px 8px;
        min-height: 70px;
        font-size: 0.75rem;
    }
    
    .tab-button i {
        font-size: 16px;
    }
    
    .converter-card {
        padding: 24px 20px;
        margin: 0 16px 24px;
    }
      .converter-input-section {
        grid-template-columns: 1fr;
        gap: 20px;
        align-items: stretch;
    }
    
    .input-group {
        width: 100%;
        min-height: 80px;
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    .input-group label {
        font-weight: 600;
        margin-bottom: 8px;
        color: var(--text-color);
    }
    
    .swap-container {
        order: 3;
        margin: 8px 0;
    }
    
    .swap-button {
        transform: rotate(90deg);
    }
    
    .swap-button:hover {
        transform: rotate(270deg) scale(1.1);
    }
    
    .calculate-section {
        margin-bottom: 20px;
    }
    
    .btn-calculate {
        width: 100%;
        max-width: 300px;
        padding: 16px 24px;
        font-size: 1.1rem;
    }
    
    .converter-actions {
        flex-direction: column;
        gap: 12px;
    }
    
    .btn-converter {
        width: 100%;
    }
    
    .reference-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .reference-table {
        margin: 0 16px;
    }
    
    #fromUnit,
    #toUnit {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        width: 100% !important;
        min-width: 100px !important;
        background: var(--bg-tertiary) !important;
        padding: 12px 16px !important;
        font-size: 0.875rem !important;
        border-radius: 0 !important;
    }
    
    .input-with-unit {
        display: flex !important;
        flex-direction: column !important;
        width: 100% !important;
    }
      .input-with-unit input {
        order: 1;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        flex: none;
        width: 100%;
    }
    
    .input-with-unit .unit-select {
        order: 2;
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        border-top: 1px solid var(--border-color);
        border-left: none;
        display: block;
        visibility: visible;
        opacity: 1;
        min-height: 50px;
        width: 100%;
        max-width: 100%;
        padding: 14px 16px;
        flex: none;
    }
    
    /* Mobile layout height fixes */
    .input-with-unit {
        align-items: stretch !important;
    }
    
    .input-with-unit input,
    .input-with-unit .unit-select {
        flex-shrink: 0 !important;
    }
    
    /* Prevent excessive vertical stretching */
    .converter-card {
        align-self: start;
    }
    
    .input-group {
        align-self: start;
        justify-self: stretch;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .hero-icon {
        width: 60px;
        height: 60px;
    }
    
    .hero-icon i {
        font-size: 24px;
    }
    
    .category-tabs {
        grid-template-columns: 1fr;
    }
      .converter-card {
        padding: 20px 16px;
        margin: 0 12px 20px;
    }      .converter-input-section {
        gap: 16px;
        padding: 0 10px;
        grid-template-columns: 1fr auto 1fr;
        grid-template-rows: auto;
        align-items: end;
    }
      .input-group {
        width: 100%;
        min-height: auto;
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        flex-direction: column;
    }
    
    .input-group label {
        font-size: 0.875rem;
        font-weight: 600;
        margin-bottom: 10px;
        color: var(--text-color);
        display: block;
    }
      .input-with-unit {
        width: 100%;
        min-height: auto;
        max-height: 120px;
    }    .input-with-unit input {
        padding: 12px 14px;
        font-size: 0.9rem;
        min-height: 48px;
        height: 48px;
        flex: 1;
    }
    
    .input-with-unit {
        flex-direction: row;
        height: 48px;
        min-height: 48px;
    }
    
    .unit-select {
        border-left: 1px solid var(--border-color);
        border-top: none;
        min-width: 100px;
        max-width: 110px;
        width: 110px;
        display: block;
        visibility: visible;
        opacity: 1;
        height: 48px;
        min-height: 48px;
        max-height: 48px;
        padding: 12px 8px;
        font-size: 0.8rem;
        flex-shrink: 0;
    }
}

/* Medium screens (tablets) */
@media (max-width: 1024px) and (min-width: 769px) {
    .converter-input-section {
        gap: 20px;
    }
    
    .input-group {
        min-width: 200px;
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    .input-with-unit {
        min-height: 50px;
    }
}

/* Small to medium screens */
@media (max-width: 768px) and (min-width: 481px) {
    .converter-input-section {
        grid-template-columns: 1fr auto 1fr;
        gap: 16px;
        padding: 0 10px;
        align-items: end;
    }
    
    .input-group {
        width: 100%;
        max-width: none;
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        flex-direction: column;
    }
    
    .input-with-unit {
        flex-direction: row;
        height: 48px;
    }
    
    .input-with-unit input {
        font-size: 0.9rem;
        padding: 12px 14px;
        height: 48px;
    }
    
    .unit-select {
        width: 110px;
        max-width: 110px;        font-size: 0.8rem;
        padding: 12px 8px;
        height: 48px;
    }
}

/* ===============================================
   WINDOWS PLATFORM INPUT LAYOUT FIX
   =============================================== */

/* Force proper flex layout for Windows platform */
.input-with-unit {
    display: flex !important;
    align-items: center !important;
    justify-content: stretch !important;
}

.input-with-unit input {
    flex: 1 1 auto !important;
    min-width: 100px !important;
    width: auto !important;
    box-sizing: border-box !important;
    height: auto !important;
}

.input-with-unit .unit-select {
    flex: 0 0 130px !important;
    width: 130px !important;
    min-width: 130px !important;
    max-width: 130px !important;
    height: auto !important;
}

/* Ensure no overlap on all screen sizes */
@media (min-width: 769px) {
    .input-with-unit {
        display: flex !important;
        flex-direction: row !important;
    }
    
    .input-with-unit input {
        flex: 1 1 auto !important;
        min-width: 150px !important;
    }
    
    .input-with-unit .unit-select {
        flex: 0 0 130px !important;
        width: 130px !important;
    }
}

/* ===============================================
   ACCESSIBILITY & INTERACTIONS
   =============================================== */

/* Focus states */
.btn-converter:focus,
.btn-history:focus,
.swap-button:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Loading states */
.converter-card.loading {
    opacity: 0.7;
    pointer-events: none;
}

.converter-card.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Error states */
.input-with-unit.error {
    border-color: var(--danger-color);
    background: rgba(239, 68, 68, 0.05);
}

.input-with-unit.error:focus-within {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Success states */
.input-with-unit.success {
    border-color: var(--success-color);
    background: rgba(16, 185, 129, 0.05);
}

/* Smooth scrolling for hash links */
html {
    scroll-behavior: smooth;
}

/* Print styles */
@media print {
    .tool-hero,
    .converter-actions,
    .conversion-history {
        display: none;
    }
    
    .converter-card {
        box-shadow: none;
        border: 1px solid #000;
    }
}

/* ===============================================
   DEBUG ELEMENTS & TRANSITION INDICATORS
   =============================================== */

/* Hide all debug/red line elements by default */
.debug-line,
.debug-arrow,
.red-indicator,
[style*="red"],
[style*="#ff0000"],
[style*="rgb(255, 0, 0)"] {
    display: none !important;
    opacity: 0 !important;
    visibility: hidden !important;
}

/* Category transition indicator - only visible during tab changes */
.converter-container.category-changing .debug-line,
.converter-container.category-changing .debug-arrow,
.converter-container.category-changing .red-indicator {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
}

/* Override any inline red styles - remove debug elements */

*[style*="border: 1px solid red"],
*[style*="border: 2px solid red"],
*[style*="outline: 1px solid red"],
*[style*="outline: 2px solid red"] {
    border: 2px solid var(--border-color) !important;
    outline: none !important;
}

/* Force hide any red debugging elements added via inline styles */
.converter-card *[style*="border"][style*="red"],
.converter-card *[style*="outline"][style*="red"],
.converter-card *[style*="background"][style*="red"] {
    border-color: var(--border-color) !important;
    outline-color: transparent !important;
    background-color: transparent !important;
}

/* Show debug elements only during category transitions */
.converter-container.category-changing *[style*="border"][style*="red"] {
    border-color: #ff0000 !important;
    animation: debugBlink 0.6s ease-in-out;
}

.converter-container.category-changing *[style*="outline"][style*="red"] {
    outline-color: #ff0000 !important;
    animation: debugBlink 0.6s ease-in-out;
}

@keyframes debugBlink {
    0%, 100% { opacity: 0; }
    50% { opacity: 1; }
}

/* Ensure all other times red elements are completely hidden */
.converter-card:not(.category-changing) *[style*="red"] {
    display: none !important;
}

/* Ensure unit selectors are always visible */
.unit-select,
#fromUnit,
#toUnit {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    position: relative;
    z-index: 100;
}

/* Override any hiding rules for unit selectors */
.input-with-unit .unit-select {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    min-width: 100px;
    max-width: none;
}

/* Enhanced responsive rules for unit selector visibility */
@media (max-width: 1200px) and (min-width: 769px) {
    .unit-select {
        min-width: 110px !important;
        padding: 14px 12px !important;
        font-size: 0.8rem !important;
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    .input-with-unit {
        display: flex !important;
        min-height: 56px !important;
    }
}

@media (max-width: 900px) and (min-width: 769px) {
    .converter-input-section {
        grid-template-columns: 1fr auto 1fr;
        gap: 16px;
    }
    
    .unit-select {
        min-width: 100px !important;
        padding: 12px 10px !important;
        font-size: 0.75rem !important;
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    .input-with-unit {
        min-width: 200px !important;
    }
}

/* Comprehensive unit selector visibility fix for all screen sizes */
@media (max-width: 1400px) {
    .unit-select,
    #fromUnit,
    #toUnit {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        position: relative !important;
        z-index: 100 !important;
        background: var(--bg-tertiary) !important;
        color: var(--text-color) !important;
        border: none !important;
        padding: 12px 16px !important;
        min-width: 100px !important;
        max-width: none !important;
        overflow: visible !important;
        white-space: nowrap !important;
    }
}

@media (max-width: 900px) {
    .unit-select,
    #fromUnit,
    #toUnit {
        width: 100% !important;
        min-width: auto !important;
        padding: 14px 16px !important;
        font-size: 0.875rem !important;
        border-top: 1px solid var(--border-color) !important;
        border-left: none !important;
    }
    
    .input-with-unit {
        flex-direction: column !important;
        width: 100% !important;
    }
    
    .input-with-unit input {
        border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
    }
    
    .input-with-unit .unit-select {
        border-radius: 0 0 var(--radius-lg) var(--radius-lg) !important;
    }
}

@media (max-width: 600px) {
    .unit-select,
    #fromUnit,
    #toUnit {
        padding: 16px !important;
        font-size: 0.9rem !important;
        min-height: 52px !important;
    }
}

/* ===============================================
   FIX DROPDOWN BOUNDARY OVERFLOW ISSUE
   =============================================== */

/* Ensure dropdowns don't overflow container bounds */
.unit-select {
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
    position: relative;
}

/* Specific fix for "To" field dropdown overflow */
#toUnit {
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
    position: relative;
    right: 0;
    left: auto;
}

/* Fix for input-with-unit containers */
.input-with-unit {
    position: relative;
    display: flex;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.input-with-unit input {
    flex: 1;
    min-width: 0;
    box-sizing: border-box;
}

.input-with-unit .unit-select {
    flex: 0 0 130px;
    min-width: 130px;
    max-width: 130px;
    width: 130px;
    box-sizing: border-box;
}

/* Responsive fixes for mobile */
@media (max-width: 768px) {
    .input-with-unit {
        flex-direction: column;
        width: 100%;
    }
    
    .input-with-unit input {
        flex: none;
        width: 100%;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        order: 1;
    }
    
    .input-with-unit .unit-select {
        width: 100%;
        max-width: 100%;
        min-width: 100%;
        flex: none;
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        border-top: 1px solid var(--border-color);
        border-left: none;
        order: 2;
    }
    
    .converter-input-section {
        width: 100%;
        max-width: 100%;
        overflow: hidden;
    }
    
    .input-group {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }
}

/* Additional container boundary fixes */
.converter-card {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.converter-input-section {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

/* Prevent horizontal scroll on small screens */
@media (max-width: 600px) {
    body {
        overflow-x: hidden;
    }
    
    .input-with-unit {
        width: 100%;
        margin: 0;
        padding: 0;
    }
    
    .unit-select {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box;
    }
}

/* ===============================================
   UNIVERSAL LAYOUT CONSISTENCY
   =============================================== */

/* Ensure horizontal layout across all screen sizes */
@media (min-width: 320px) {
    .converter-input-section {
        display: grid;
        grid-template-columns: minmax(150px, 1fr) auto minmax(150px, 1fr);
        gap: 16px;
        align-items: end;
        padding: 0 10px;
    }
    
    .input-with-unit {
        display: flex;
        flex-direction: row;
        align-items: center;
        height: 48px;
        min-height: 48px;
        max-height: 48px;
    }
    
    .input-with-unit input {
        flex: 1;
        min-width: 0;
        height: 48px;
        padding: 12px 14px;
        font-size: 0.9rem;
        box-sizing: border-box;
    }
    
    .input-with-unit .unit-select {
        flex: 0 0 110px;
        width: 110px;
        min-width: 110px;
        max-width: 110px;
        height: 48px;
        padding: 12px 8px;
        font-size: 0.8rem;
        box-sizing: border-box;
        border-left: 1px solid var(--border-color);
        border-top: none;
    }
    
    .swap-container {
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* Larger screens get slightly bigger elements */
@media (min-width: 769px) {
    .converter-input-section {
        grid-template-columns: minmax(200px, 1fr) auto minmax(200px, 1fr);
        gap: 24px;
        padding: 0;
    }
    
    .input-with-unit {
        height: 56px;
        min-height: 56px;
        max-height: 56px;
    }
    
    .input-with-unit .unit-select,
    .unit-select {
        flex: 0 0 130px;
        width: 130px;
        min-width: 130px;
        max-width: 130px;
        height: 56px;
        padding: 16px 12px;
        font-size: 0.875rem;
    }
}

/* ===============================================
   COMPREHENSIVE RESPONSIVE LAYOUT FIX
   =============================================== */

/* Override all existing responsive rules */
@media screen {
    /* Force consistent grid layout - responsive like category tabs */
    .converter-input-section {
        display: grid !important;
        grid-template-columns: 1fr auto 1fr !important;
        gap: 20px !important;
        align-items: end !important;
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 10px !important;
        box-sizing: border-box !important;
    }
    
    /* ...existing code... */
    .input-group {
        display: flex !important;
        flex-direction: column !important;
        width: 100% !important;
        min-width: 150px !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    /* Force horizontal input layout */
    .input-with-unit {
        display: flex !important;
        flex-direction: row !important;
        align-items: stretch !important;
        width: 100% !important;
        height: 50px !important;
        min-height: 50px !important;
        max-height: 50px !important;
        border: 2px solid var(--border-color) !important;
        border-radius: var(--radius-lg) !important;
        background: var(--bg-secondary) !important;
        overflow: hidden !important;
    }
      /* Input field styling */
    .input-with-unit input {
        flex: 1 !important;
        border: none !important;
        background: transparent !important;
        padding: 14px 16px !important;
        font-size: 0.95rem !important;
        color: var(--text-color) !important;
        outline: none !important;
        height: 100% !important;
        min-width: 0 !important;
        box-sizing: border-box !important;
    }
    
    /* Specific padding adjustments */
    #outputValue {
        padding-right: 12px !important;
    }
    
    #inputValue {
        padding-right: 16px !important;
    }
    
    /* Unit selector styling */
    .input-with-unit .unit-select,
    .unit-select {
        flex: 0 0 120px !important;
        width: 120px !important;
        min-width: 120px !important;
        max-width: 120px !important;
        height: 100% !important;
        border: none !important;
        border-left: 1px solid var(--border-color) !important;
        background: var(--bg-tertiary) !important;
        color: var(--text-color) !important;
        padding: 14px 12px !important;
        font-size: 0.85rem !important;
        font-weight: 500 !important;
        cursor: pointer !important;
        outline: none !important;
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        z-index: 1000 !important;
        box-sizing: border-box !important;
        -webkit-appearance: menulist !important;
        -moz-appearance: menulist !important;
        appearance: menulist !important;
    }
    
    /* Swap button positioning */
    .swap-container {
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        z-index: 10 !important;
    }
    
    .swap-button {
        width: 48px !important;
        height: 48px !important;
        border-radius: 50% !important;
        background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end)) !important;
        border: none !important;
        color: white !important;
        cursor: pointer !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        transition: all 0.3s ease !important;
        box-shadow: var(--shadow-md) !important;
    }
}

/* Responsive adjustments for different screen sizes - matching category tabs */
@media screen and (max-width: 768px) {    /* Stack vertically on small screens like category tabs */
    .converter-input-section {
        grid-template-columns: 1fr !important;
        grid-template-rows: auto auto auto !important;
        gap: 20px !important;
        padding: 0 16px !important;
    }
    
    /* Stack unit selectors below inputs vertically */
    .input-with-unit {
        flex-direction: column !important;
        height: auto !important;
        min-height: auto !important;
        max-height: none !important;
    }
    
    .input-with-unit input {
        order: 1 !important;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
        border-bottom: none !important;
        height: 50px !important;
        min-height: 50px !important;
        font-size: 0.95rem !important;
        padding: 14px 14px !important;
    }
    
    .input-with-unit .unit-select,
    .unit-select {
        order: 2 !important;
        flex: none !important;
        width: 100% !important;
        min-width: 100% !important;
        max-width: 100% !important;
        height: 50px !important;
        min-height: 50px !important;
        border-left: none !important;
        border-top: 1px solid var(--border-color) !important;
        border-radius: 0 0 var(--radius-lg) var(--radius-lg) !important;        font-size: 0.9rem !important;
        padding: 14px 16px !important;
    }
    
    /* Reorder main sections for vertical layout */
    .input-group:nth-child(1) {
        order: 1 !important;
    }
    
    .swap-container {
        order: 2 !important;
        margin: 10px 0 !important;
    }
    
    .input-group:nth-child(3) {
        order: 3 !important;
    }
    
    /* Specific padding adjustments */
    #outputValue {
        padding-right: 10px !important;
    }
    
    #inputValue {
        padding-right: 14px !important;
    }
}

@media screen and (max-width: 480px) {
    /* Extra compact on very small screens with vertical stacking */
    .converter-input-section {
        gap: 16px !important;
        padding: 0 12px !important;
    }
    
    /* Maintain vertical stacking for unit selectors */
    .input-with-unit {
        flex-direction: column !important;
        height: auto !important;
    }
    
    .input-with-unit input {
        order: 1 !important;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
        height: 48px !important;
        font-size: 0.9rem !important;
        padding: 14px 12px !important;
    }
    
    .input-with-unit .unit-select,
    .unit-select {
        order: 2 !important;
        flex: none !important;
        width: 100% !important;
        min-width: 100% !important;
        max-width: 100% !important;
        height: 48px !important;
        border-left: none !important;
        border-top: 1px solid var(--border-color) !important;
        border-radius: 0 0 var(--radius-lg) var(--radius-lg) !important;
        font-size: 0.85rem !important;
        padding: 14px 12px !important;
    }
    
    #outputValue {
        padding-right: 8px !important;
    }
    
    #inputValue {
        padding-right: 12px !important;
    }
}

@media screen and (min-width: 769px) and (max-width: 1024px) {
    /* Medium screens - maintain horizontal but adjust spacing */
    .converter-input-section {
        grid-template-columns: 1fr auto 1fr !important;
        gap: 20px !important;
        padding: 0 15px !important;
    }
    
    .input-with-unit .unit-select,
    .unit-select {
        flex: 0 0 120px !important;
        width: 120px !important;
        min-width: 120px !important;
        max-width: 120px !important;
        font-size: 0.875rem !important;
        padding: 15px 10px !important;
    }
}

@media screen and (min-width: 769px) {
    .converter-input-section {
        gap: 24px !important;
        padding: 0 !important;
    }
    
    .input-with-unit {
        height: 56px !important;
        min-height: 56px !important;
        max-height: 56px !important;
    }
    
    .input-with-unit .unit-select,
    .unit-select {
        flex: 0 0 130px !important;
        width: 130px !important;
        min-width: 130px !important;
        max-width: 130px !important;
        font-size: 0.875rem !important;
        padding: 16px 12px !important;
    }
      .input-with-unit input {
        font-size: 1rem !important;
        padding: 16px !important;
    }
    
    #outputValue {
        padding-right: 12px !important;
    }
    
    #inputValue {
        padding-right: 16px !important;
    }
    
    .swap-button {
        width: 52px !important;
        height: 52px !important;
    }
}

/* ===============================================
   INPUT FIELD SPECIFIC ADJUSTMENTS
   =============================================== */

/* Adjust output value padding to match input value */
#outputValue {
    padding-right: 12px !important;
}

/* Ensure input value has consistent padding */
#inputValue {
    padding-right: 16px !important;
}