:root {
    --primary-glow: rgba(0, 204, 255, 0.4);
    --card-bg: #1a2a3a;
    --card-hover-bg: #1e3246;
    --accent-color: #00ccff;
    --bg-dark: #0d1a26;
    --text-main: #b3cde0;
    --text-muted: #7fa4c0;
    --success-neon: #33ff99;
    --danger-neon: #ff6666;
    --warning-gold: #ffaa00;
    --glass-border: rgba(0, 204, 255, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Jost', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    background: radial-gradient(circle at 50% -20%, #172a3c, #0d1a26);
    min-height: 100vh;
    padding-bottom: 60px;
}

body, input, select, textarea, button, h1, h2, h3, h4, h5, h6, th, td, label, p, span, li, a, b, strong {
    font-weight: 300 !important;
}

.top-nav {
    padding: 20px 40px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    background: rgba(13, 26, 38, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #fff;
    font-weight: 600;
    gap: 12px;
    transition: transform 0.2s ease;
}

.logo-link:hover {
    transform: scale(1.02);
}

.nav-logo {
    height: 36px;
    width: auto;
    filter: drop-shadow(0 0 8px var(--primary-glow));
}

.nav-title {
    font-family: 'Share Tech Mono', monospace;
    font-size: 1.4rem;
    letter-spacing: 2px;
    color: var(--accent-color);
    text-shadow: 0 0 10px rgba(0, 204, 255, 0.5);
    text-transform: uppercase;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

header {
    text-align: center;
    margin-bottom: 40px;
    animation: fadeInDown 0.8s ease-out;
}

h1 {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(90deg, #00ccff 0%, #33eaff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
    letter-spacing: 1px;
    text-shadow: 0 0 20px rgba(0, 204, 255, 0.2);
    font-family: 'Share Tech Mono', monospace;
    text-transform: uppercase;
}

.subheader {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
}

/* Glassmorphic Form Card */
.form-card {
    background: rgba(26, 42, 58, 0.5);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 30px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4), 0 0 15px rgba(0, 204, 255, 0.05);
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease-out;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 25px;
}

.col-credentials {
    grid-column: span 6;
    display: flex;
    flex-direction: column;
    gap: 15px;
    border-right: 1px solid rgba(0, 204, 255, 0.1);
    padding-right: 25px;
}

.col-parameters {
    grid-column: span 6;
    display: flex;
    flex-direction: column;
    gap: 15px;
    transition: all 0.3s ease;
}

.col-parameters.full-width {
    grid-column: span 12;
}

/* Parameters inner row layouts */
.parameters-grid {
    display: flex;
    flex-direction: column;
    gap: 15px;
    transition: all 0.3s ease;
}

.param-row-coins {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 10px;
    align-items: end;
}

.param-row-coins .swap-btn {
    padding: 0 14px;
    min-width: auto;
    box-shadow: none;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-color: var(--glass-border);
    background: rgba(13, 26, 38, 0.7);
    color: var(--accent-color);
    transition: all 0.3s ease;
}

.param-row-coins .swap-btn:hover {
    border-color: var(--accent-color);
    background: var(--accent-color);
    color: #000;
    box-shadow: 0 0 15px rgba(0, 204, 255, 0.3);
    transform: translateY(-2px);
}

/* Relative Input overlay for coin badge support */
.coin-wrapper {
    position: relative;
    width: 100%;
}

.coin-wrapper .form-control {
    padding-right: 52px;
}

.coin-icon-badge {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    transition: all 0.2s ease;
}

.param-row-filters {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.param-row-yield {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 15px;
}

.param-row-strike {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

/* Expanded state: centered 2-row layout with no stretching */
.col-parameters.full-width .parameters-grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    width: 100%;
}

.col-parameters.full-width .param-row-coins {
    width: 100%;
    max-width: 360px;
}

.col-parameters.full-width .param-row-filters {
    display: flex;
    flex-direction: row;
    gap: 25px;
    justify-content: center;
    width: 100%;
    max-width: 800px;
    align-items: end;
}

.col-parameters.full-width .param-row-yield {
    flex: 1.3;
    max-width: 420px;
}

.col-parameters.full-width .param-row-strike {
    flex: 1;
    max-width: 280px;
}

/* Input Fields */
label {
    display: block;
    margin-bottom: 8px;
    color: var(--accent-color);
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.95rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    text-align: center;
}

.form-control {
    width: 100%;
    background: rgba(13, 26, 38, 0.7);
    border: 1.5px solid var(--glass-border);
    border-radius: 12px;
    padding: 12px 16px;
    color: #fff;
    font-family: 'Jost', sans-serif;
    font-size: 1rem;
    transition: all 0.3s ease;
    outline: none;
    text-align: center;
}

.form-control:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 12px rgba(0, 204, 255, 0.3);
    background: rgba(13, 26, 38, 0.9);
}

.password-container {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.1rem;
    transition: color 0.2s;
}

.password-toggle:hover {
    color: var(--accent-color);
}

/* Control Buttons & Progress */
.action-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--glass-border);
    flex-wrap: wrap;
    gap: 20px;
}

.btn-group {
    display: flex;
    gap: 15px;
}

.btn {
    background: transparent;
    border: 1.5px solid var(--accent-color);
    color: var(--accent-color);
    border-radius: 12px;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 300;
    cursor: pointer;
    font-family: 'Jost', sans-serif;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 0 10px rgba(0, 204, 255, 0.1);
}

.btn:hover {
    background: var(--accent-color);
    color: #000;
    box-shadow: 0 0 20px rgba(0, 204, 255, 0.4);
    transform: translateY(-3px);
}

.btn:active {
    transform: translateY(-1px);
}

.btn-primary {
    background: linear-gradient(135deg, #00ccff 0%, #0099ff 100%);
    color: #000;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 204, 255, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #33eaff 0%, #00ccff 100%);
    box-shadow: 0 6px 22px rgba(0, 204, 255, 0.5);
}

.btn-secondary {
    border-color: #00e5ff;
    color: #00e5ff;
}

.btn-secondary:hover {
    background: #00e5ff;
    color: #000;
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.4);
}

.btn-outline {
    border-color: var(--text-muted);
    color: var(--text-main);
}

.btn-outline:hover {
    background: var(--text-muted);
    color: #000;
    border-color: var(--text-muted);
    box-shadow: 0 0 15px rgba(127, 164, 192, 0.3);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
    background: transparent !important;
    color: var(--text-muted) !important;
    border-color: var(--text-muted) !important;
}

/* Spinner and Loaders */
.spinner-border {
    width: 20px;
    height: 20px;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner 0.75s linear infinite;
    display: inline-block;
}

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

/* Alert Boxes */
.alert {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 15px 20px;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    font-size: 0.95rem;
    animation: fadeIn 0.4s ease;
}

.alert-warning {
    background: rgba(255, 193, 7, 0.05);
    border-color: rgba(255, 193, 7, 0.3);
    color: #ffe082;
}

.alert-danger {
    background: rgba(255, 70, 70, 0.05);
    border-color: rgba(255, 70, 70, 0.3);
    color: #ffab91;
}

.alert-info {
    background: rgba(0, 204, 255, 0.05);
    border-color: rgba(0, 204, 255, 0.3);
    color: #b3e5fc;
}

.alert-close {
    background: none;
    border: none;
    color: currentColor;
    cursor: pointer;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.7;
}

.alert-close:hover {
    opacity: 1;
}

/* Tabs Panel */
.tabs-container {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.tab-btn {
    background: rgba(13, 26, 38, 0.6);
    border: 1px solid rgba(0, 204, 255, 0.15);
    color: var(--text-muted);
    padding: 12px 24px;
    border-radius: 12px;
    cursor: pointer;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.95rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

.tab-btn.active {
    background: linear-gradient(135deg, rgba(0, 204, 255, 0.2) 0%, rgba(0, 153, 255, 0.2) 100%);
    border-color: var(--accent-color);
    color: #fff;
    box-shadow: 0 0 10px rgba(0, 204, 255, 0.2);
}

.tab-btn:hover:not(.active) {
    border-color: rgba(0, 204, 255, 0.4);
    color: var(--accent-color);
}

/* Results & Table Section */
.results-card {
    background: rgba(26, 42, 58, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 30px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 0.8s ease-out;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.results-title {
    font-size: 1.5rem;
    font-family: 'Share Tech Mono', monospace;
    color: var(--accent-color);
    text-transform: uppercase;
}

.table-container {
    overflow-x: auto;
    background: rgba(13, 26, 38, 0.8);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    max-height: 600px;
    overflow-y: auto;
    position: relative;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

th {
    background: #09131d;
    color: var(--accent-color);
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.85rem;
    font-weight: normal;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 16px 12px;
    text-align: center;
    position: sticky;
    top: 0;
    z-index: 10;
    border-bottom: 2px solid var(--glass-border);
}

td {
    padding: 12px 10px;
    text-align: center;
    border-bottom: 1px solid rgba(0, 204, 255, 0.08);
    color: var(--text-main);
    vertical-align: middle;
}

tr:nth-child(even) {
    background: rgba(0, 204, 255, 0.01);
}

tr:hover td {
    background: rgba(0, 204, 255, 0.04);
}

/* Badges & Highlighting */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-align: center;
}

.bg-success {
    background: rgba(51, 255, 153, 0.15) !important;
    color: var(--success-neon) !important;
    border: 1.5px solid rgba(51, 255, 153, 0.3);
}

.bg-danger {
    background: rgba(255, 102, 102, 0.15) !important;
    color: var(--danger-neon) !important;
    border: 1.5px solid rgba(255, 102, 102, 0.3);
}

.bg-warning {
    background: rgba(255, 170, 0, 0.15) !important;
    color: var(--warning-gold) !important;
    border: 1.5px solid rgba(255, 170, 0, 0.3);
}

.bg-info {
    background: rgba(0, 204, 255, 0.15) !important;
    color: var(--accent-color) !important;
    border: 1.5px solid rgba(0, 204, 255, 0.3);
}

/* Explanations Modal & Sections */
.explanations-row {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
    margin-bottom: 25px;
}

/* Custom Modal style */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(13, 26, 38, 0.85);
    backdrop-filter: blur(8px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    opacity: 1;
}

.modal-dialog {
    background: #152230;
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    max-width: 600px;
    width: 90%;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 30px rgba(0, 204, 255, 0.15);
    transform: translateY(-50px);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal.show .modal-dialog {
    transform: translateY(0);
}

.modal-content {
    padding: 30px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 15px;
}

.modal-title {
    font-size: 1.5rem;
    font-family: 'Share Tech Mono', monospace;
    color: var(--accent-color);
    text-transform: uppercase;
}

.modal-header .close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
}

.modal-header .close:hover {
    color: #fff;
}

.modal-body {
    font-size: 1rem;
    color: var(--text-main);
    line-height: 1.7;
    margin-bottom: 25px;
    max-height: 400px;
    overflow-y: auto;
    padding-right: 10px;
}

.modal-body b, .modal-body strong {
    color: var(--accent-color);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    padding-top: 15px;
    border-top: 1px solid var(--glass-border);
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

#copied {
    display: none;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--success-neon);
    background: rgba(51, 255, 153, 0.1);
    border: 1px solid var(--success-neon);
    border-radius: 8px;
    padding: 6px 12px;
}

/* Custom Scrollbar Styles matching the Neon Glassmorphic Theme */
.table-container::-webkit-scrollbar,
.modal-body::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

.table-container::-webkit-scrollbar-track,
.modal-body::-webkit-scrollbar-track {
    background: rgba(13, 26, 38, 0.5);
    border-radius: 4px;
}

.table-container::-webkit-scrollbar-thumb,
.modal-body::-webkit-scrollbar-thumb {
    background: rgba(0, 204, 255, 0.25);
    border-radius: 4px;
    border: 1px solid rgba(0, 204, 255, 0.05);
    transition: background 0.2s;
}

.table-container::-webkit-scrollbar-thumb:hover,
.modal-body::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 204, 255, 0.5);
}

/* Sortable Headers */
th.sortable {
    cursor: pointer;
    position: relative;
    user-select: none;
    transition: all 0.2s ease;
}

th.sortable:hover {
    color: #fff !important;
    background: rgba(0, 204, 255, 0.08) !important;
}

th.sortable i {
    transition: color 0.2s ease, transform 0.2s ease;
}

th.sortable:hover i {
    color: var(--accent-color) !important;
}

/* Mobile Responsiveness & Optimization */
@media (max-width: 768px) {
    .top-nav {
        padding: 14px 16px;
    }

    .nav-title {
        font-size: 1.05rem;
        letter-spacing: 1px;
    }

    .container {
        padding: 20px 10px;
    }

    header {
        margin-bottom: 25px;
    }

    h1 {
        font-size: 2.2rem;
    }

    .subheader {
        font-size: 1rem;
    }

    /* Explanations buttons stack on small mobile */
    .explanations-row {
        flex-direction: column;
        align-items: stretch;
        gap: 10px !important;
    }
    
    .explanations-row .btn {
        width: 100%;
        justify-content: center;
    }

    /* Collapse forms into single column list */
    .form-grid {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .col-credentials {
        border-right: none;
        padding-right: 0;
        border-bottom: 1px solid rgba(0, 204, 255, 0.1);
        padding-bottom: 20px;
    }

    .param-row-coins {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .param-row-coins > div {
        width: 100%;
    }

    .param-row-yield,
    .param-row-strike {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .param-row-coins .swap-btn {
        width: 100%;
        height: 44px;
    }

    /* Make action-row stack buttons */
    .action-row {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
    }

    .btn-group {
        flex-direction: column;
        width: 100%;
        gap: 10px;
    }

    .btn-group .btn {
        width: 100%;
        justify-content: center;
    }

    .form-card,
    .results-card,
    .faq-card {
        padding: 18px;
        border-radius: 18px;
    }

    /* Tabs nav stack */
    .tabs-container {
        flex-direction: column;
        gap: 8px;
    }

    .tab-btn {
        width: 100%;
        text-align: center;
    }

    /* Results Header mobile spacing */
    .results-header {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
    }

    .results-title {
        text-align: center;
        font-size: 1.3rem;
    }

    .results-header > div {
        justify-content: space-between;
        width: 100%;
        gap: 10px;
        flex-wrap: wrap;
    }

    #budgetFieldContainer {
        flex-grow: 1;
        width: 100%;
        justify-content: space-between;
        flex-wrap: wrap;
    }

    #budgetVal {
        flex-grow: 1;
        width: 100% !important;
        min-width: 0;
    }

    #copyBtn {
        width: 100%;
        justify-content: center;
    }

    table {
        font-size: 0.88rem;
    }

    th,
    td {
        padding: 10px 8px;
    }

    /* Modals dialog size for mobile */
    .modal-dialog {
        width: 95%;
        margin: 10px auto;
    }

    .modal-content {
        padding: 20px;
    }

    .modal-body {
        max-height: 60vh;
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 1.7rem;
        line-height: 1.2;
    }

    .subheader {
        font-size: 0.95rem;
    }

    .nav-logo {
        height: 30px;
    }

    .btn,
    .tab-btn,
    .form-control {
        min-height: 44px;
    }

    .results-title {
        font-size: 1.1rem;
    }

    .modal-content {
        padding: 16px;
    }

    .modal-title {
        font-size: 1.1rem;
    }

    .modal-body {
        font-size: 0.95rem;
    }
}

@media (max-width: 420px) {
    .container {
        padding: 16px 8px;
    }

    .top-nav {
        padding: 12px;
    }

    .nav-title {
        font-size: 0.92rem;
    }

    .form-card,
    .results-card,
    .faq-card {
        padding: 14px;
    }

    .faq-question {
        padding: 14px;
        font-size: 0.95rem;
    }

    .faq-item.active .faq-answer {
        padding: 14px;
    }
}

/* Glassmorphic FAQ Section */
.faq-card {
    background: rgba(26, 42, 58, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 30px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

.faq-accordion {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-item {
    background: rgba(13, 26, 38, 0.6);
    border: 1.5px solid var(--glass-border);
    border-radius: 14px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #fff;
    font-size: 1.05rem;
    font-weight: 400 !important;
    text-align: left;
    cursor: pointer;
    font-family: 'Jost', sans-serif;
    transition: all 0.2s ease;
}

.faq-question span {
    font-weight: 400 !important;
}

.faq-question i {
    color: var(--accent-color);
    transition: transform 0.3s ease;
}

.faq-question:hover {
    background: rgba(0, 204, 255, 0.05);
    color: var(--accent-color);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    padding: 0 20px;
    transition: all 0.3s cubic-bezier(0, 1, 0, 1);
    color: var(--text-main);
    line-height: 1.7;
    font-size: 0.95rem;
}

.faq-answer p {
    margin-bottom: 12px;
}

.faq-answer ul {
    padding-left: 20px;
    margin-bottom: 20px;
}

.faq-answer li {
    margin-bottom: 8px;
}

/* Active accordion styles */
.faq-item.active {
    border-color: var(--accent-color);
    box-shadow: 0 0 15px rgba(0, 204, 255, 0.15);
    background: rgba(13, 26, 38, 0.85);
}

.faq-item.active .faq-question {
    color: var(--accent-color);
    border-bottom: 1px solid var(--glass-border);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 20px;
    transition: all 0.3s cubic-bezier(1, 0, 1, 0);
}