:root {
    --bg-dark: #0a0c16;
    --panel-bg: rgba(18, 22, 41, 0.45);
    --panel-border: rgba(255, 255, 255, 0.08);
    --text-main: #f1f2f6;
    --text-muted: #a4b0be;
    --primary: #6c5ce7;
    --primary-glow: rgba(108, 92, 231, 0.4);
    --accent: #00cec9;
    --accent-glow: rgba(0, 206, 201, 0.3);
    --danger: #ff7675;
    --input-bg: rgba(10, 12, 22, 0.6);
    --font-sans: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* Background glowing blur elements */
.bg-glow {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary-glow) 0%, rgba(0,0,0,0) 70%);
    z-index: -1;
    pointer-events: none;
    opacity: 0.6;
    filter: blur(40px);
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 50px;
    animation: fadeIn 0.8s ease-out;
}

.logo-area {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 16px;
}

.logo-icon {
    font-size: 2.2rem;
    animation: pulse 2s infinite alternate;
}

.gradient-text {
    background: linear-gradient(135deg, #ffffff 30%, var(--primary) 70%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 2.6rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.subtitle {
    color: var(--text-muted);
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto;
    font-weight: 300;
}

/* Layout Grid */
.main-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@media (max-width: 768px) {
    .main-grid {
        grid-template-columns: 1fr;
    }
    .gradient-text {
        font-size: 2rem;
    }
    header {
        margin-bottom: 30px;
    }
    .glass-panel {
        padding: 24px !important;
    }
    .tab-header {
        overflow-x: auto;
        white-space: nowrap;
        padding-bottom: 6px;
    }
    .tab-btn {
        padding: 6px 12px;
        font-size: 0.85rem;
    }
}

/* Glassmorphism Panel */
.glass-panel {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-panel:hover {
    transform: translateY(-2px);
    box-shadow: 0 24px 48px rgba(108, 92, 231, 0.15);
    border-color: rgba(108, 92, 231, 0.2);
}

h2 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.3px;
    color: #ffffff;
}

.card-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 30px;
}

/* Forms and Inputs */
.input-group {
    margin-bottom: 24px;
}

label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: #ffffff;
    opacity: 0.9;
}

input {
    width: 100%;
    background-color: var(--input-bg);
    border: 1px solid var(--panel-border);
    border-radius: 10px;
    padding: 14px 16px;
    color: #ffffff;
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: all 0.25s ease;
}

input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 12px var(--primary-glow);
    background-color: rgba(10, 12, 22, 0.85);
}

.input-help {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 6px;
}

.mobile-note {
    background-color: rgba(0, 206, 201, 0.1);
    border: 1px solid var(--accent);
    color: #ffffff;
    padding: 14px 18px;
    border-radius: 10px;
    margin-bottom: 24px;
    font-size: 0.9rem;
    line-height: 1.5;
    box-shadow: 0 0 10px rgba(0, 206, 201, 0.05);
}

/* Button */
.btn-primary {
    width: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, #574baf 100%);
    border: none;
    border-radius: 12px;
    color: #ffffff;
    font-family: var(--font-sans);
    font-size: 1.05rem;
    font-weight: 600;
    padding: 16px 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.25s ease;
    box-shadow: 0 8px 24px var(--primary-glow);
}

.btn-primary:hover {
    transform: scale(1.01);
    box-shadow: 0 12px 32px var(--primary-glow);
    filter: brightness(1.1);
}

.btn-primary:active {
    transform: scale(0.99);
}

/* Tabs Switcher Styling */
.tab-header {
    display: flex;
    gap: 8px;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--panel-border);
    padding-bottom: 12px;
}

.tab-btn {
    background: none;
    border: 1px solid transparent;
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 8px 16px;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.25s ease;
}

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

.tab-btn.active {
    color: var(--accent);
    background-color: var(--input-bg);
    border-color: var(--panel-border);
    box-shadow: 0 0 12px var(--accent-glow);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

/* Steps list */
.steps {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.step-item {
    display: flex;
    gap: 20px;
}

.step-badge {
    background-color: var(--input-bg);
    border: 1px solid var(--panel-border);
    color: var(--accent);
    font-weight: 700;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 0 10px var(--accent-glow);
}

.step-content h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.step-content p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.step-content code, .mobile-code {
    background-color: var(--input-bg);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: var(--font-mono);
    color: var(--accent);
    font-size: 0.85rem;
    word-break: break-all;
}

.step-content strong {
    color: #ffffff;
}

.separator {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.08) 50%, rgba(255,255,255,0) 100%);
    margin: 30px 0;
}

.management-section h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: #ffffff;
}

.management-section p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.management-section strong {
    color: var(--danger);
}

/* Footer & Social Icons */
footer {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 60px;
}

.footer-links {
    margin-bottom: 16px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.25s ease;
    border-bottom: 1px dashed var(--text-muted);
    padding-bottom: 2px;
}

.footer-links a:hover {
    color: #ffffff;
    border-color: #ffffff;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 20px;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: var(--panel-bg);
    border: 1px solid var(--panel-border);
    color: var(--text-muted);
    transition: all 0.25s ease;
}

.social-icon:hover {
    color: #ffffff;
    transform: translateY(-3px);
    border-color: var(--primary);
    box-shadow: 0 0 12px var(--primary-glow);
}

.social-icon svg {
    display: block;
}

/* Modal Styling */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(6, 8, 15, 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.modal-content {
    margin: 10% auto;
    max-width: 600px;
    width: 90%;
    position: relative;
    animation: zoomIn 0.3s ease-out;
}

.modal-close {
    position: absolute;
    right: 24px;
    top: 20px;
    color: var(--text-muted);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.2s ease;
}

.modal-close:hover,
.modal-close:focus {
    color: #ffffff;
    text-decoration: none;
}

.modal-body {
    margin-top: 20px;
}

.modal-body p {
    margin-bottom: 16px;
    color: var(--text-main);
}

.modal-body ul {
    margin-left: 20px;
    margin-bottom: 20px;
}

.modal-body li {
    margin-bottom: 10px;
    color: var(--text-muted);
}

.modal-body code {
    background-color: var(--input-bg);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: var(--font-mono);
    color: var(--accent);
}

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

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

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {
    from {
        transform: scale(1);
        filter: drop-shadow(0 0 2px rgba(255,255,255,0.3));
    }
    to {
        transform: scale(1.1);
        filter: drop-shadow(0 0 10px var(--primary-glow));
    }
}

/* Help & FAQ Section */
.help-section {
    grid-column: 1 / -1;
    margin-top: 20px;
}

.help-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 24px;
}

.help-item h3 {
    font-size: 1.05rem;
    color: var(--accent);
    margin-bottom: 8px;
    font-weight: 600;
}

.help-item p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}