/* Fix HBD Swap button text/icon alignment */
.navbar .btn-outline-primary {
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
}
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* ========================================
   ROOT VARIABLES
   ======================================== */
:root {
    --primary-color: #E33C3A;
    --primary-gradient: linear-gradient(135deg, #E33C3A 0%, #FF6B69 100%);
    --secondary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    
    --bg-dark: #0a0e27;
    --bg-darker: #060918;
    --bg-lighter: #141933;
    
    --glass-bg: rgba(15, 19, 34, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --text-muted: #718096;
    
    --input-bg: rgba(15, 18, 39, 0.8);
    --input-border: rgba(255, 255, 255, 0.1);
    --input-focus: rgba(227, 60, 58, 0.3);
    
    --card-bg: rgba(16, 20, 41, 0.6);
    --card-hover: rgba(17, 19, 31, 0.8);
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 16px;
    --border-radius-sm: 12px;
    --border-radius-lg: 20px;
}

/* ========================================
   GLOBAL STYLES
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    padding-bottom: 80px;
    background: var(--bg-darker); /* solid dark background */
    color: var(--text-primary);
}

/* Scrollbar Styles */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}


::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 1rem;
}

.navbar-expand-lg {
    flex-flow: row nowrap;
    justify-content: flex-start;
}

.navbar-brand {
    display: inline-block;
    padding-top: 0.3125rem;
    padding-bottom: 0.3125rem;
    margin-right: 1rem;
    font-size: 1.25rem;
    line-height: inherit;
    white-space: nowrap;
    text-decoration: none;
}

.sticky-top {
    position: sticky;
    top: 0;
    z-index: 1020;
}

.px-4 {
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
}

.navbar-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    padding: 0.75rem 0;
}

.nav-logo {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    transition: var(--transition);
}

.nav-logo:hover {
    transform: scale(1.05) rotate(5deg);
}

.brand-title {
    font-size: 20px;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
    line-height: 1.2;
}

.brand-subtitle {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin: 0;
}

/* Theme Toggle */
.theme-toggle {
    display: flex;
    gap: 8px;
    background: var(--input-bg);
    padding: 6px;
    border-radius: 12px;
    border: 1px solid var(--input-border);
}

.theme-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: scale(1.05);
}

.theme-btn svg {
    width: 20px;
    height: 20px;
}

/* ========================================
   MAIN CONTAINER
   ======================================== */
.main-container {
    max-width: 1800px;
    margin: 0 auto;
    padding: 1.5rem 1rem;
}

/* Ensure proper column layout with smaller gaps */
.row.g-2 {
    --bs-gutter-x: 0.5rem;
    --bs-gutter-y: 0.5rem;
}

.row.g-4 {
    --bs-gutter-x: 0.75rem;
    --bs-gutter-y: 0.75rem;
}

/* Gap utilities for flex containers */
.gap-3 {
    gap: 1rem !important;
}

/* ========================================
   GLASS CARDS
   ======================================== */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--border-radius);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    transition: var(--transition);
    overflow: hidden;
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 12px 48px 0 rgba(0, 0, 0, 0.5);
    transform: translateY(-2px);
}

.card-header-custom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem;
    border-bottom: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.02);
    min-height: 72px;
    height: 72px;
    box-sizing: border-box;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    display: flex;
    align-items: center;
}

.card-title svg {
    opacity: 0.8;
}

.card-body-custom {
    padding: 1.25rem;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    padding: 6px 16px;
    font-size: 13px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    line-height: 1.4;
}

.btn:focus {
    outline: none;
    box-shadow: none;
}

.btn-gradient {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(227, 60, 58, 0.3);
}

#checkbalance.btn-gradient {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    padding: 8px 18px;
}

.btn-gradient:hover {
    box-shadow: 0 6px 25px rgba(227, 60, 58, 0.5);
    transform: translateY(-2px);
}

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

.btn-gradient:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-lg {
    padding: 8px 18px;
    font-size: 14px;
}

.btn-outline-primary {
    background: transparent;
    border: 1.5px solid var(--primary-color);
    color: var(--primary-color);
    padding: 5px 14px;
    font-size: 13px;
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-1px);
}

.btn-refresh {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-secondary);
    padding: 6px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-refresh:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: rotate(90deg);
}

/* ========================================
   INPUTS & FORMS
   ======================================== */
.input-group {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    width: 100%;
}

.input-group > .form-control {
    position: relative;
    flex: 1 1 auto;
    width: 1%;
    min-width: 0;
}

.input-group-text {
    display: flex;
    align-items: center;
    padding: 6px 10px;
    font-size: 15px;
    font-weight: 400;
    line-height: 1.4;
    color: var(--text-secondary);
    text-align: center;
    white-space: nowrap;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: var(--border-radius-sm);
}

.input-group > .input-group-text:not(:last-child) {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.input-group > .form-control:not(:first-child) {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

.form-control, .form-select {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-primary);
    border-radius: var(--border-radius-sm);
    padding: 6px 10px;
    font-size: 13px;
    transition: var(--transition);
    line-height: 1.4;
}

.form-control:focus, .form-select:focus {
    background: var(--input-bg);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--input-focus);
    outline: none;
    color: var(--text-primary);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.input-group-text {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-secondary);
    border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm);
    font-weight: 500;
}

/* Ensure input group items connect properly */
.input-group .form-control {
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
}

.input-group .input-group-text + .form-control {
    border-left: none;
}

/* ========================================
   WALLET SECTION
   ======================================== */
.balance-display {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.balance-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5px;
    background: var(--input-bg);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--input-border);
    transition: var(--transition);
}

.balance-item:hover {
    background: var(--card-hover);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateX(4px);
}

.balance-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.balance-amount {
    font-size: 15px;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
}

.balance-amount:hover {
    transform: scale(1.05);
    filter: brightness(1.2);
}

/* ========================================
   SWAP INTERFACE
   ======================================== */
.minimum-badge {
    background: var(--input-bg);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    border: 1px solid var(--input-border);
}

.minimum-badge span {
    color: var(--primary-color);
    font-weight: 600;
}

.swap-input-container {
    margin-bottom: 1rem;
}

.swap-label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 5px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.swap-input-wrapper {
    display: flex;
    gap: 12px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: var(--border-radius-sm);
    padding: 5px;
    transition: var(--transition);
}

.swap-input-wrapper:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--input-focus);
}

.swap-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 15px;
    font-weight: 600;
    padding: 8px;
    outline: none;
}

.swap-input::placeholder {
    color: var(--text-muted);
}

/* Hide native select */
.token-select {
    display: none;
}

/* Custom Select Wrapper */
.custom-select-wrapper {
    position: relative;
    min-width: 130px;
}

/* Custom Select Button */
.custom-select-button {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--input-border);
    color: var(--text-primary);
    padding: 8px 35px 8px 12px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    text-align: left;
    transition: var(--transition);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.custom-select-button::after {
    content: '';
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-size: contain;
    transition: transform 0.3s ease;
}

.custom-select-button.active::after {
    transform: translateY(-50%) rotate(180deg);
}

.custom-select-button:hover {
    background-color: rgba(255, 255, 255, 0.08);
}

.custom-select-button:focus,
.custom-select-button.active {
    outline: none;
    border-color: var(--primary-color);
}

.custom-select-button.active::after {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23E33C3A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
}

.custom-select-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Custom Select Dropdown */
.custom-select-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--bg-darker);
    border: 1px solid var(--primary-color);
    border-radius: 12px;
    overflow: hidden;
    z-index: 1000;
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.custom-select-dropdown.active {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

/* Custom Select Option */
.custom-select-option {
    padding: 10px 12px;
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.custom-select-option:hover {
    background-color: rgba(227, 60, 58, 0.1);
}

.custom-select-option.selected {
    background-color: rgba(227, 60, 58, 0.2);
    font-weight: 600;
}

/* Swap Reverse Button */
.swap-reverse-container {
    display: flex;
    justify-content: center;
    margin: -8px 0;
    position: relative;
    z-index: 1;
}

.swap-reverse-btn {
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-secondary);
    backdrop-filter: blur(10px);
}

.swap-reverse-btn:hover {
    background: var(--primary-gradient);
    border-color: var(--primary-color);
    color: white;
    transform: rotate(180deg) scale(1.1);
    box-shadow: 0 4px 15px rgba(227, 60, 58, 0.4);
}

/* Fee Info */
.fee-info-box {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: var(--border-radius-sm);
    padding: 10px 14px;
    margin-top: 1rem;
}

.fee-info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
}

.fee-info-row > span:first-child {
    color: var(--text-secondary);
}

.fee-info-value {
    color: var(--primary-color);
    font-weight: 600;
}

/* ========================================
   SLIPPAGE SECTION
   ======================================== */
.slippage-section {
    margin-top: 1rem;
}

.section-subtitle {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.slippage-options {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.slippage-option {
    flex: 1;
    min-width: 80px;
    cursor: pointer;
    margin: 0;
}

.slippage-option input[type="radio"] {
    display: none;
}

.slippage-option span {
    display: block;
    padding: 6px 12px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 10px;
    text-align: center;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
    line-height: 1.4;
}

.slippage-option input[type="radio"]:checked ~ span {
    background: var(--primary-gradient);
    color: white;
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(227, 60, 58, 0.3);
}

.slippage-option:hover span {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.min-receive-info {
    margin-top: 12px;
    font-size: 14px;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
    padding: 12px;
    background: var(--input-bg);
    border-radius: 8px;
}

.min-receive-value {
    color: var(--primary-color);
    font-weight: 600;
}

/* ========================================
   AUTHENTICATION METHOD
   ======================================== */
.auth-method-section {
    margin-top: 1rem;
}

.auth-methods {
    display: flex;
    gap: 12px;
}

.auth-method {
    flex: 1;
    margin: 0;
    cursor: pointer;
}

.auth-method input[type="radio"] {
    display: none;
}

.auth-method-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 10px 12px;
    background: var(--input-bg);
    border: 2px solid var(--input-border);
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.auth-method input[type="radio"]:checked ~ .auth-method-card {
    background: rgba(227, 60, 58, 0.1);
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(227, 60, 58, 0.2);
}

.auth-method:hover .auth-method-card {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.auth-icon {
    width: 28px;
    height: 28px;
    object-fit: contain;
}

.auth-method-card span {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    line-height: 1.4;
}

.auth-method input[type="radio"]:checked ~ .auth-method-card span {
    color: var(--primary-color);
}

/* ========================================
   FEE INFO TABLE
   ======================================== */
.info-section {
    margin-top: 1rem;
}

.section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.section-title svg {
    opacity: 0.7;
}

.fee-table {
    background: var(--input-bg);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    border: 1px solid var(--input-border);
}

.fee-row-header {
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.03);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--input-border);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.fee-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 16px;
    font-size: 13px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.fee-row span:first-child {
    color: var(--text-secondary);
}

.fee-value {
    color: var(--primary-color);
    font-weight: 600;
}

/* ========================================
   DIVIDER
   ======================================== */
.divider {
    height: 1px;
    background: var(--glass-border);
    margin: 1.5rem 0;
}

/* ========================================
   LINKS
   ======================================== */
.links-section {
    margin-top: 1rem;
}

.info-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

.info-link:hover {
    color: #FF6B69;
    transform: translateX(4px);
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 10px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary-gradient);
    border-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(227, 60, 58, 0.3);
}

.social-link svg {
    fill: currentColor;
}

/* ========================================
   LIQUIDITY SECTION
   ======================================== */
.liquidity-info {
    margin-bottom: 1rem;
}

.liquidity-account {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 600;
    margin-bottom: 12px;
}

.liquidity-amounts {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.liquidity-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background: var(--input-bg);
    border-radius: 10px;
    border: 1px solid var(--input-border);
}

.liquidity-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.liquidity-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.info-box {
    background: rgba(227, 60, 58, 0.1);
    border: 1px solid rgba(227, 60, 58, 0.3);
    border-radius: var(--border-radius-sm);
    padding: 12px;
}

.info-text {
    font-size: 13px;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

.info-text strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* ========================================
   MARKET INFO
   ======================================== */
.market-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: var(--input-bg);
    border-radius: 10px;
    margin-bottom: 8px;
    border: 1px solid var(--input-border);
    transition: var(--transition);
}

.market-item:hover {
    background: var(--card-hover);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateX(4px);
}

.market-link {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 14px;
}

.market-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
}

.market-price {
    font-size: 15px;
    font-weight: 700;
    color: var(--primary-color);
}

/* ========================================
   HISTORY SECTION
   ======================================== */
.history-table-wrapper {
    overflow-x: auto;
    border-radius: var(--border-radius-sm);
}

.history-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.history-table thead {
    background: rgba(255, 255, 255, 0.03);
}

.history-table th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--glass-border);
}

.history-table td {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.history-table tbody tr {
    transition: var(--transition);
}

.history-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.03);
}

/* ========================================
   STATUS & LOADING
   ======================================== */
.status-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
}

.status-text {
    font-size: 14px;
    color: var(--text-secondary);
}

.spinner-border {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    vertical-align: text-bottom;
    border: 0.25em solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner-border 0.75s linear infinite;
}

.spinner-border-sm {
    width: 20px;
    height: 20px;
    border-width: 0.2em;
}

.text-primary {
    color: var(--primary-color) !important;
}

@keyframes spinner-border {
    to {
        transform: rotate(360deg);
    }
}

/* ========================================
   FOOTER
   ======================================== */
.app-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    padding: 1rem 0;
    z-index: 100;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-credit {
    font-size: 13px;
    color: var(--text-secondary);
}

.footer-credit a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.footer-credit a:hover {
    color: #FF6B69;
}

.footer-nodes {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.node-selector {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
}

.node-selector span {
    color: var(--text-secondary);
}

.node-btn {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--primary-color);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 12px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.node-btn:hover {
    background: var(--card-hover);
    border-color: var(--primary-color);
}

/* ========================================
   NODE POPUP
   ======================================== */
.node-popup {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: none; /* Hidden by default */
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
    padding-top: 80px; /* Add space from top navbar */
    overflow-y: auto;
}

/* When shown, use flex to center */
.node-popup[style*="display: flex"],
.node-popup.show {
    display: flex !important;
}

.node-popup-content {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 0; /* Remove padding, add to header/table instead */
    max-width: 600px;
    width: 100%;
    max-height: 80vh;
    overflow: visible; /* Allow sticky to work */
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    margin: auto; /* Additional centering */
    /* Ensure content stays centered even when scrolling parent */
    align-self: center;
    display: flex;
    flex-direction: column;
}

.node-popup-content h4 {
    margin: 0;
    padding: 1.5rem 2rem;
    color: var(--text-primary);
    font-size: 20px;
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
    border-radius: var(--border-radius) var(--border-radius) 0 0; /* Round top corners */
    position: relative; /* Fixed positioning instead of sticky */
    z-index: 10;
    flex-shrink: 0; /* Prevent header from shrinking */
    backdrop-filter: blur(20px); /* Ensure glass effect on header */
}

/* Popup Error Message */
.popup-error-message {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--danger-color);
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 1rem;
    color: #fca5a5;
    font-size: 14px;
    line-height: 1.5;
    animation: slideDown 0.3s ease-out;
}

.popup-error-message::before {
    content: "⚠️ ";
    margin-right: 6px;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.node-table-wrapper {
    overflow-y: auto;
    overflow-x: auto;
    flex: 1; /* Take remaining space */
    padding: 0 2rem 1.5rem 2rem; /* Add padding inside wrapper */
    border-radius: 0 0 var(--border-radius) var(--border-radius); /* Round bottom corners */
}

.node-popup table {
    width: 100%;
    border-collapse: collapse;
}

.node-popup thead {
    background: rgba(255, 255, 255, 0.03);
}

.node-popup th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 12px;
    text-transform: uppercase;
    border-bottom: 1px solid var(--glass-border);
}

.node-popup td {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition);
}

.node-popup tbody tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

.node-popup td.working {
    color: var(--success-color);
}

.node-popup td.fail {
    color: var(--danger-color);
}

.node-close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-secondary);
    z-index: 11; /* Stay above sticky header */
}

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

.node-close-btn svg {
    fill: currentColor;
}

/* Node action buttons */
.btn-remove-node {
    transition: var(--transition);
}

.btn-remove-node:hover {
    background: #dc2626 !important;
    transform: scale(1.1);
}

.btn-add-node {
    transition: var(--transition);
}

.btn-add-node:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(227, 60, 58, 0.4);
}

.btn-add-node:disabled {
    opacity: 0.6 !important;
    cursor: not-allowed !important;
}

/* Add node row styling */
.add-node-row {
    position: sticky;
    bottom: 0;
    background: rgba(255, 255, 255, 0.05) !important;
    border-top: 2px solid var(--glass-border) !important;
}

.add-node-row td {
    border-bottom: none !important;
}

/* ========================================
   MODAL
   ======================================== */
.modal-content {
    background: transparent;
    border: none;
}

.modal-body {
    padding: 1.5rem;
}

.modal-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.p-4 {
    padding: 1.5rem !important;
}

.modal-text {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.modal-subtext {
    font-size: 13px;
    color: var(--text-muted);
}

.qr-container {
    background: white;
    padding: 1.5rem;
    border-radius: var(--border-radius-sm);
    display: inline-block;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.qr-image {
    display: block;
    max-width: 200px;
    height: auto;
}

.success-icon {
    color: var(--success-color);
    animation: scaleIn 0.3s ease-out;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

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

/* Large screens (desktops, 1200px and up) - Show all 3 columns */
@media (min-width: 1200px) {
    .main-container {
        padding: 1.5rem 2rem;
    }
}

/* Medium-Large screens (laptops, 992px to 1199px) - Show 2 columns side by side */
@media (max-width: 1199px) and (min-width: 992px) {
    .main-container {
        padding: 1.5rem 1rem;
    }
    
    /* On laptops, stack the right column below */
    .col-lg-12 {
        margin-top: 1rem;
    }
}

/* Medium screens (tablets, below 992px) - Stack all columns */
@media (max-width: 991px) {
    .main-container {
        padding: 1rem 0.75rem;
    }

    .footer-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .footer-nodes {
        flex-direction: column;
        gap: 0.75rem;
    }

    .brand-title {
        font-size: 20px;
    }

    .nav-logo {
        width: 40px;
        height: 40px;
    }
    
    .glass-card {
        margin-bottom: 1rem;
    }
}

@media (max-width: 768px) {
    .swap-input {
        font-size: 20px;
    }

    .token-select {
        min-width: 120px;
        font-size: 14px;
    }

    .slippage-options {
        gap: 6px;
    }

    .slippage-option {
        min-width: 70px;
    }

    .auth-methods {
        flex-direction: column;
    }

    .card-header-custom {
        padding: 1rem;
    }

    .card-body-custom {
        padding: 1rem;
    }
}

@media (max-width: 576px) {
    .swap-input-wrapper {
        flex-direction: column;
    }

    .token-select {
        width: 100%;
    }

    .minimum-badge {
        font-size: 12px;
    }

    .brand-title {
        font-size: 18px;
    }

    .brand-subtitle {
        font-size: 10px;
    }
    
    /* Node popup adjustments for mobile */
    .node-popup {
        padding: 0.5rem;
        align-items: flex-start;
        padding-top: 70px; /* Enough space to clear mobile navbar */
    }
    
    .node-popup-content {
        max-height: calc(90vh - 70px); /* Account for navbar space */
    }
    
    .node-popup-content h4 {
        font-size: 18px;
        padding: 1rem 1.5rem;
    }
    
    .node-table-wrapper {
        padding: 0 1.5rem 1rem 1.5rem;
    }
}

/* ========================================
   UTILITIES
   ======================================== */
.d-none {
    display: none !important;
}

.d-flex {
    display: flex !important;
}

.text-center {
    text-align: center !important;
}

.text-danger {
    color: var(--danger-color) !important;
}

.text-success {
    color: var(--success-color) !important;
}

.gap-3 {
    gap: 1rem !important;
}

.g-4 {
    gap: 1.5rem !important;
}

.align-items-center {
    align-items: center !important;
}

.justify-content-center {
    justify-content: center !important;
}

.justify-content-between {
    justify-content: space-between !important;
}

.flex-column {
    flex-direction: column !important;
}

.flex-wrap {
    flex-wrap: wrap !important;
}

.flex-grow-1 {
    flex-grow: 1 !important;
}

.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.ms-2 { margin-left: 0.5rem !important; }
.ms-3 { margin-left: 1rem !important; }
.me-1 { margin-right: 0.25rem !important; }
.me-2 { margin-right: 0.5rem !important; }
.m-0 { margin: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }

.w-100 {
    width: 100% !important;
}

.h-100 {
    height: 100% !important;
}

/* Bootstrap Grid Support */
.container-fluid {
    width: 100%;
    padding-right: 0.5rem;
    padding-left: 0.5rem;
    margin-right: auto;
    margin-left: auto;
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin-right: -0.25rem;
    margin-left: -0.25rem;
}

.col-xl-3,
.col-xl-6,
.col-lg-3,
.col-lg-4,
.col-lg-6,
.col-lg-8,
.col-lg-12,
.col-md-12 {
    position: relative;
    width: 100%;
    padding-right: 0.25rem;
    padding-left: 0.25rem;
}

@media (min-width: 768px) {
    .col-md-6 {
        flex: 0 0 50%;
        max-width: 50%;
    }
    .col-md-12 {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

@media (min-width: 992px) {
    .col-lg-3 {
        flex: 0 0 25%;
        max-width: 25%;
    }
    .col-lg-4 {
        flex: 0 0 33.333333%;
        max-width: 33.333333%;
    }
    .col-lg-6 {
        flex: 0 0 50%;
        max-width: 50%;
    }
    .col-lg-8 {
        flex: 0 0 66.666667%;
        max-width: 66.666667%;
    }
    .col-lg-12 {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

@media (min-width: 1200px) {
    .col-xl-3 {
        flex: 0 0 25%;
        max-width: 25%;
    }
    .col-xl-6 {
        flex: 0 0 50%;
        max-width: 50%;
    }
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.glass-card {
    animation: fadeIn 0.4s ease-out;
}