/* ============================================
   FLEXBIO.LINK - Modern Auth Pages CSS
   Ultra-modern glassmorphism design - Blue Theme
   ============================================ */

:root {
    --accent: #5865f2;
    --accent-hover: #4752c4;
    --accent-light: #7289da;
    --accent-glow: rgba(88, 101, 242, 0.5);
    --accent-soft: rgba(88, 101, 242, 0.15);
    --gradient-primary: linear-gradient(135deg, #4752c4 0%, #5865f2 50%, #7289da 100%);
    --gradient-card: linear-gradient(145deg, rgba(17, 19, 32, 0.95), rgba(8, 10, 18, 0.98));
    --glass-bg: rgba(12, 14, 24, 0.9);
    --glass-border: rgba(88, 101, 242, 0.15);
    --text-primary: #ffffff;
    --text-secondary: #b9bbbe;
    --text-muted: #72767d;
    --dark-bg: #0a0c14;
    --success: #3ba55c;
    --error: #ed4245;
    --warning: #faa61a;
    --discord-blurple: #5865f2;
}

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

html, body {
    min-height: 100vh;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Animated gradient background */
.auth-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.auth-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(88, 101, 242, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(71, 82, 196, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(114, 137, 218, 0.1) 0%, transparent 50%);
    animation: bgMove 20s ease-in-out infinite;
}

@keyframes bgMove {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(2%, 2%) rotate(1deg); }
    50% { transform: translate(0, 4%) rotate(0deg); }
    75% { transform: translate(-2%, 2%) rotate(-1deg); }
}

/* Stars effect */
.stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.stars::before,
.stars::after {
    content: '';
    position: absolute;
    width: 2px;
    height: 2px;
    background: white;
    border-radius: 50%;
    box-shadow: 
        100px 50px white, 200px 150px white, 300px 100px white,
        400px 200px white, 500px 50px white, 600px 180px white,
        700px 80px white, 800px 250px white, 900px 120px white,
        150px 300px white, 350px 400px white, 550px 350px white,
        750px 450px white, 950px 380px white;
    animation: starTwinkle 4s ease-in-out infinite;
}

.stars::after {
    box-shadow: 
        50px 80px rgba(88, 101, 242, 0.6), 250px 180px rgba(88, 101, 242, 0.6),
        450px 120px rgba(71, 82, 196, 0.6), 650px 220px rgba(114, 137, 218, 0.6),
        850px 160px rgba(88, 101, 242, 0.6);
    animation: starTwinkle 3s ease-in-out infinite 0.5s;
}

@keyframes starTwinkle {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}

/* Main container */
.auth-wrapper {
    position: relative;
    z-index: 10;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.auth-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    max-width: 1100px;
    width: 100%;
}

/* Glass card */
.auth-card {
    background: var(--gradient-card);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 
        0 25px 50px -12px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.05) inset;
    animation: cardAppear 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

.auth-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

@keyframes cardAppear {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Logo */
.auth-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.auth-logo i {
    font-size: 2rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: logoPulse 2s ease-in-out infinite;
}

@keyframes logoPulse {
    0%, 100% { transform: scale(1); filter: brightness(1); }
    50% { transform: scale(1.05); filter: brightness(1.2); }
}

.auth-logo h1 {
    font-size: 1.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, #fff, #a1a1aa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-card h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #fff, #e4e4e7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 2rem;
    line-height: 1.6;
}

/* Form elements */
.input-group {
    margin-bottom: 1.25rem;
}

.input-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.6rem;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.9rem;
}

.input-group label i {
    color: var(--accent);
    font-size: 0.9rem;
}

.input-group input {
    width: 100%;
    padding: 0.9rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.2s ease;
}

.input-group input:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 0 3px var(--accent-soft), 0 0 20px rgba(88, 101, 242, 0.15);
}

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

/* Password wrapper */
.password-wrapper {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem;
    transition: color 0.2s;
}

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

/* Password strength */
.password-strength {
    margin-top: 0.75rem;
}

.strength-bar {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 0.4rem;
}

.strength-fill {
    height: 100%;
    width: 0;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.strength-fill.weak { background: linear-gradient(90deg, #ef4444, #f87171); width: 25%; }
.strength-fill.fair { background: linear-gradient(90deg, #f59e0b, #fbbf24); width: 50%; }
.strength-fill.good { background: linear-gradient(90deg, #3b82f6, #60a5fa); width: 75%; }
.strength-fill.strong { background: linear-gradient(90deg, #22c55e, #4ade80); width: 100%; }

.strength-text {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Password requirements */
.password-requirements {
    margin-top: 0.75rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 10px;
}

.requirement {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.35rem 0;
    color: var(--text-muted);
    font-size: 0.85rem;
    transition: all 0.2s;
}

.requirement i {
    font-size: 0.6rem;
    transition: all 0.2s;
}

.requirement.met {
    color: var(--success);
}

.requirement.met i {
    font-size: 0.85rem;
}

/* Username preview */
.username-preview {
    display: flex;
    align-items: center;
    padding: 0 1rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    height: 52px;
    font-size: 1rem;
    color: var(--text-secondary);
    overflow: hidden;
}

.username-preview i {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-right: 0.5rem;
    flex-shrink: 0;
}

.username-preview span {
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
    flex-shrink: 0;
    font-size: 0.9rem;
}

.username-preview input {
    background: transparent !important;
    border: none !important;
    color: var(--text-primary) !important;
    font-size: 1rem;
    font-weight: 600;
    flex: 1;
    min-width: 80px;
    outline: none !important;
    padding: 0 !important;
    box-shadow: none !important;
}

/* Help text */
.help-text {
    display: block;
    margin-top: 0.4rem;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.error-text {
    display: block;
    margin-top: 0.4rem;
    color: var(--error);
    font-size: 0.8rem;
    font-weight: 500;
}

/* Checkbox */
.checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--accent);
    border-radius: 4px;
}

.checkbox-group label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    cursor: pointer;
    margin: 0;
}

.checkbox-group label a {
    color: var(--accent);
    text-decoration: none;
    transition: opacity 0.2s;
}

.checkbox-group label a:hover {
    opacity: 0.8;
}

/* Form options */
.form-options {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 1.25rem;
}

.forgot-password {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: opacity 0.2s;
}

.forgot-password:hover {
    opacity: 0.8;
}

/* Submit button */
.btn-submit {
    width: 100%;
    padding: 1rem 1.5rem;
    background: var(--gradient-primary);
    border: none;
    border-radius: 12px;
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 10px 30px rgba(88, 101, 242, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-submit::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn-submit:hover:not(:disabled)::before {
    left: 100%;
}

.btn-submit:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(88, 101, 242, 0.4);
}

.btn-submit:active:not(:disabled) {
    transform: translateY(0);
}

.btn-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Footer */
.auth-footer {
    margin-top: 2rem;
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.auth-footer p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.auth-footer a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    transition: opacity 0.2s;
}

.auth-footer a:hover {
    opacity: 0.8;
}

/* Features panel */
.auth-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 2.5rem;
    background: var(--gradient-card);
    backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    position: relative;
    overflow: hidden;
    animation: cardAppear 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.1s both;
}

.auth-features::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 30%, rgba(88, 101, 242, 0.15), transparent 50%);
    pointer-events: none;
}

.auth-features h3 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 16px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    z-index: 1;
}

.feature:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(88, 101, 242, 0.2);
    transform: translateX(5px);
}

.feature i {
    font-size: 1.5rem;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    flex-shrink: 0;
}

.feature h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
    color: var(--text-primary);
}

.feature p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* 2FA Modal */
.twofa-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 10000;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    padding: 1rem;
}

.twofa-modal.show {
    display: flex;
    animation: fadeIn 0.3s ease;
}

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

.twofa-card {
    background: var(--gradient-card);
    backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.5rem;
    max-width: 440px;
    width: 100%;
    animation: modalAppear 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalAppear {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.twofa-card h2 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.twofa-card .auth-subtitle {
    margin-bottom: 1.5rem;
}

.twofa-input {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.twofa-input input {
    width: 48px;
    height: 56px;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.twofa-input input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

.twofa-actions {
    display: flex;
    gap: 0.75rem;
}

.btn-secondary {
    flex: 1;
    padding: 0.9rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}

.btn-primary {
    flex: 2;
    padding: 0.9rem 1.25rem;
    background: var(--gradient-primary);
    border: none;
    border-radius: 12px;
    color: #fff;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(88, 101, 242, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(88, 101, 242, 0.35);
}

.twofa-note {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-align: center;
}

/* Flash messages */
.flash {
    padding: 0.75rem 1rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.flash-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #fca5a5;
}

.flash-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
    color: #86efac;
}

.flash-info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: #93c5fd;
}

/* Discord OAuth Button */
.btn-discord {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    width: 100%;
    padding: 1rem 1.5rem;
    background: #5865f2;
    border: none;
    border-radius: 12px;
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 10px 30px rgba(88, 101, 242, 0.35);
    position: relative;
    overflow: hidden;
}

.btn-discord::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn-discord:hover::before {
    left: 100%;
}

.btn-discord:hover {
    background: #4752c4;
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(88, 101, 242, 0.45);
}

.btn-discord i {
    font-size: 1.25rem;
}

/* Divider */
.divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1.5rem 0;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.divider span {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Discord Username Modal */
.discord-username-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 10000;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    padding: 1rem;
}

.discord-username-modal.show {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.discord-modal-card {
    background: var(--gradient-card);
    backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.5rem;
    max-width: 480px;
    width: 100%;
    animation: modalAppear 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    text-align: center;
}

.discord-modal-card .discord-avatar {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    border: 3px solid var(--accent);
    box-shadow: 0 0 30px rgba(88, 101, 242, 0.4);
}

.discord-modal-card h2 {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #fff, #e4e4e7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.discord-modal-card .welcome-text {
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.discord-modal-card .discord-name {
    color: var(--accent);
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.discord-modal-card .input-group {
    text-align: left;
    margin-bottom: 1.5rem;
}

.discord-modal-card .username-preview {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    display: flex;
    align-items: center;
    padding: 0 1rem;
    height: 56px;
}

.discord-modal-card .username-preview i {
    color: var(--text-muted);
    margin-right: 0.75rem;
}

.discord-modal-card .username-preview span {
    color: var(--text-secondary);
    font-weight: 500;
}

.discord-modal-card .username-preview input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    outline: none;
    padding: 0;
}

.discord-modal-card .modal-actions {
    display: flex;
    gap: 0.75rem;
}

.discord-modal-card .btn-cancel {
    flex: 1;
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.discord-modal-card .btn-cancel:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}

.discord-modal-card .btn-confirm {
    flex: 2;
    padding: 1rem 1.25rem;
    background: var(--gradient-primary);
    border: none;
    border-radius: 12px;
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(88, 101, 242, 0.3);
}

.discord-modal-card .btn-confirm:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(88, 101, 242, 0.4);
}

.discord-modal-card .btn-confirm:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.discord-modal-card .username-status {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.discord-modal-card .username-status.available {
    color: var(--success);
}

.discord-modal-card .username-status.taken {
    color: var(--error);
}

/* Responsive */
@media (max-width: 968px) {
    .auth-container {
        grid-template-columns: 1fr;
        max-width: 500px;
    }
    
    .auth-features {
        order: -1;
    }
}

@media (max-width: 640px) {
    .auth-wrapper {
        padding: 1rem;
    }
    
    .auth-card,
    .auth-features {
        padding: 1.75rem;
        border-radius: 20px;
    }
    
    .auth-card h2 {
        font-size: 1.75rem;
    }
    
    .twofa-input input {
        width: 42px;
        height: 50px;
        font-size: 1.25rem;
    }
}